diff --git a/src/main/java/dk/camelot64/kickc/CompileLog.java b/src/main/java/dk/camelot64/kickc/CompileLog.java
index ea9f0a2b2..a02c9b8c4 100644
--- a/src/main/java/dk/camelot64/kickc/CompileLog.java
+++ b/src/main/java/dk/camelot64/kickc/CompileLog.java
@@ -67,6 +67,11 @@ public class CompileLog {
     */
    private boolean verboseCreateSsa = false;
 
+   /**
+    * Output information about struct unwinding
+    */
+   private boolean verboseStructUnwind = false;
+
    /** Should comments be output as part of the intermediate SSA prints. */
    private boolean verboseComments = false;
 
@@ -144,6 +149,19 @@ public class CompileLog {
       return this;
    }
 
+   public boolean isVerboseStructUnwind() {
+      return verboseStructUnwind;
+   }
+
+   public void setVerboseStructUnwind(boolean verboseStructUnwind) {
+      this.verboseStructUnwind = verboseStructUnwind;
+   }
+
+   public CompileLog verboseStructUnwind() {
+      setVerboseStructUnwind(true);
+      return this;
+   }
+
    public void setVerboseComments(boolean verboseComments) {
       this.verboseComments = verboseComments;
    }
diff --git a/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructValues.java b/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructValues.java
index 96479e0f9..8c041a363 100644
--- a/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructValues.java
+++ b/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructValues.java
@@ -74,7 +74,8 @@ public class Pass1UnwindStructValues extends Pass1Base {
                   if(structValueSource != null) {
                      final ValueSource memberUnwinding = structValueSource.getMemberUnwinding(structMemberRef.getMemberName(), getProgram(), getScope(), currentStmt, stmtIt, currentBlock);
                      RValue memberSimpleValue = memberUnwinding.getSimpleValue(getScope());
-                     getLog().append("Replacing struct member reference " + structMemberRef.toString(getProgram()) + " with member unwinding reference " + memberSimpleValue.toString(getProgram()));
+                     if(getLog().isVerboseStructUnwind())
+                        getLog().append("Replacing struct member reference " + structMemberRef.toString(getProgram()) + " with member unwinding reference " + memberSimpleValue.toString(getProgram()));
                      programValue.set(memberSimpleValue);
                      modified.set(true);
                   }
@@ -95,7 +96,8 @@ public class Pass1UnwindStructValues extends Pass1Base {
       RValue unwoundLValue = unwindValue(valueSource, call, stmtIt, currentBlock);
       if(unwoundLValue != null && !call.getlValue().equals(unwoundLValue)) {
          call.setlValue((LValue) unwoundLValue);
-         getLog().append("Converted procedure call LValue to member unwinding " + call.toString(getProgram(), false));
+         if(getLog().isVerboseStructUnwind())
+            getLog().append("Converted procedure call LValue to member unwinding " + call.toString(getProgram(), false));
          lvalUnwound = true;
       }
 
@@ -122,13 +124,15 @@ public class Pass1UnwindStructValues extends Pass1Base {
 
       if(anyParameterUnwound) {
          call.setParameters(unwoundParameters);
-         getLog().append("Converted call struct value parameter to member unwinding " + call.toString(getProgram(), false));
+         if(getLog().isVerboseStructUnwind())
+            getLog().append("Converted call struct value parameter to member unwinding " + call.toString(getProgram(), false));
       }
       return (anyParameterUnwound || lvalUnwound);
    }
 
    /**
     * Unwind an LVa.lue to a ValueList if it is unwindable.
+    *
     * @param value The value to unwind
     * @param statement The current statement
     * @param stmtIt Statement iterator
@@ -136,7 +140,7 @@ public class Pass1UnwindStructValues extends Pass1Base {
     * @return The unwound ValueList. null if the value is not unwindable.
     */
    private RValue unwindValue(ValueSource lValueSource, Statement statement, ListIterator<Statement> stmtIt, ControlFlowBlock currentBlock) {
-      if(lValueSource==null) {
+      if(lValueSource == null) {
          return null;
       } else if(lValueSource.isSimple()) {
          return lValueSource.getSimpleValue(getScope());
@@ -164,7 +168,8 @@ public class Pass1UnwindStructValues extends Pass1Base {
       RValue unwoundValue = unwindValue(valueSource, statementReturn, stmtIt, currentBlock);
       if(unwoundValue != null && !statementReturn.getValue().equals(unwoundValue)) {
          statementReturn.setValue(unwoundValue);
-         getLog().append("Converted procedure struct return value to member unwinding " + statementReturn.toString(getProgram(), false));
+         if(getLog().isVerboseStructUnwind())
+            getLog().append("Converted procedure struct return value to member unwinding " + statementReturn.toString(getProgram(), false));
          unwound = true;
       }
       return unwound;
@@ -194,7 +199,8 @@ public class Pass1UnwindStructValues extends Pass1Base {
          }
          if(procedureUnwound) {
             procedure.setParameterNames(unwoundParameterNames);
-            getLog().append("Converted procedure struct value parameter to member unwinding " + procedure.toString(getProgram()));
+            if(getLog().isVerboseStructUnwind())
+               getLog().append("Converted procedure struct value parameter to member unwinding " + procedure.toString(getProgram()));
             modified = true;
          }
       }
@@ -252,7 +258,8 @@ public class Pass1UnwindStructValues extends Pass1Base {
          Statement copyStmt = new StatementAssignment(lValueRef, rValueRef, initialAssignment, currentStmt.getSource(), Comment.NO_COMMENTS);
          stmtIt.add(copyStmt);
          stmtIt.next();
-         getLog().append("Adding value simple copy " + copyStmt.toString(getProgram(), false));
+         if(getLog().isVerboseStructUnwind())
+            getLog().append("Adding value simple copy " + copyStmt.toString(getProgram(), false));
          return true;
       } else if(lValueSource.isBulkCopyable() && rValueSource.isBulkCopyable()) {
          // Use bulk unwinding for a struct member that is an array
@@ -267,10 +274,12 @@ public class Pass1UnwindStructValues extends Pass1Base {
          Statement copyStmt = new StatementAssignment(lValueMemberVarRef, rValueBulkUnwinding, initialAssignment, currentStmt.getSource(), Comment.NO_COMMENTS);
          stmtIt.add(copyStmt);
          stmtIt.next();
-         getLog().append("Adding value bulk copy " + copyStmt.toString(getProgram(), false));
+         if(getLog().isVerboseStructUnwind())
+            getLog().append("Adding value bulk copy " + copyStmt.toString(getProgram(), false));
          return true;
       } else if(lValueSource.isUnwindable() && rValueSource.isUnwindable()) {
-         getLog().append("Unwinding value copy " + currentStmt.toString(getProgram(), false));
+         if(getLog().isVerboseStructUnwind())
+            getLog().append("Unwinding value copy " + currentStmt.toString(getProgram(), false));
          for(String memberName : lValueSource.getMemberNames(getScope())) {
             ValueSource lValueSubSource = lValueSource.getMemberUnwinding(memberName, getProgram(), getScope(), currentStmt, stmtIt, currentBlock);
             ValueSource rValueSubSource = rValueSource.getMemberUnwinding(memberName, getProgram(), getScope(), currentStmt, stmtIt, currentBlock);
diff --git a/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructVariables.java b/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructVariables.java
index 7ee68f6a6..e5e5c97d7 100644
--- a/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructVariables.java
+++ b/src/main/java/dk/camelot64/kickc/passes/Pass1UnwindStructVariables.java
@@ -8,9 +8,10 @@ import dk.camelot64.kickc.model.symbols.StructDefinition;
 import dk.camelot64.kickc.model.symbols.Variable;
 import dk.camelot64.kickc.model.types.SymbolTypeStruct;
 
-/** Create unwindings for all unwinding struct variables. The unwinding is a conversion to one variable per member.
+/**
+ * Create unwindings for all unwinding struct variables. The unwinding is a conversion to one variable per member.
  * The unwindings are stored in {@link Program#getStructVariableMemberUnwinding()}
- * */
+ */
 public class Pass1UnwindStructVariables extends Pass1Base {
 
    public Pass1UnwindStructVariables(Program program) {
@@ -49,9 +50,11 @@ public class Pass1UnwindStructVariables extends Pass1Base {
                      Variable memberVariable = Variable.createStructMemberUnwound(variable, member, isParameter);
                      scope.add(memberVariable);
                      variableUnwinding.setMemberUnwinding(member.getLocalName(), memberVariable.getRef());
-                     getLog().append("Created struct value member variable " + memberVariable.toString(getProgram()));
+                     if(getLog().isVerboseStructUnwind())
+                        getLog().append("Created struct value member variable " + memberVariable.toString(getProgram()));
                   }
-                  getLog().append("Converted struct value to member variables " + variable.toString(getProgram()));
+                  if(getLog().isVerboseStructUnwind())
+                     getLog().append("Converted struct value to member variables " + variable.toString(getProgram()));
                   modified = true;
                }
             }
diff --git a/src/main/kc/include/c64.h b/src/main/kc/include/c64.h
index 7342d5568..c18689236 100644
--- a/src/main/kc/include/c64.h
+++ b/src/main/kc/include/c64.h
@@ -1,4 +1,6 @@
 // Commodore 64 Registers and Constants
+#include <mos6526.h>
+#include <mos6581.h>
 
 // Processor port data direction register
 char*  const PROCPORT_DDR = $00;
@@ -81,87 +83,19 @@ const char IRQ_LIGHTPEN = %00001000;
 // Color Ram
 char*  const COLS = $d800;
 
-// The MOS 6526 Complex Interface Adapter (CIA)
-// http://archive.6502.org/datasheets/mos_6526_cia_recreated.pdf
-struct MOS6526_CIA {
-    // Port A
-    char PORT_A;
-    // Port B
-    char PORT_B;
-    // Port A data direction register.
-    char PORT_A_DDR;
-    // Port B data direction register.
-    char PORT_B_DDR;
-    // Timer A Value
-    unsigned int TIMER_A;
-    // Timer B Value
-    unsigned int TIMER_B;
-    // Time-of-day real-time-clock tenth seconds (BCD)
-    char TOD_10THS;
-    // Time-of-day real-time-clock seconds (BCD)
-    char TOD_SEC;
-    // Time-of-day real-time-clock minutes (BCD)
-    char TOD_MIN;
-    // Time-of-day real-time-clock hours (BCD)
-    char TOD_HOURS;
-    // Serial Shift Register
-    char SERIAL_DATA;
-    // Interrupt Status & Control Register
-    char INTERRUPT;
-    // Timer A Control Register
-    char TIMER_A_CONTROL;
-    // Timer B Control Register
-    char TIMER_B_CONTROL;
-};
-
 // The CIA#1: keyboard matrix, joystick #1/#2
 struct MOS6526_CIA * const CIA1 = 0xdc00;
-
 // The CIA#2: Serial bus, RS-232, VIC memory bank
 struct MOS6526_CIA * const CIA2 = 0xdd00;
-
 // CIA#1 Interrupt for reading in ASM
 char * const CIA1_INTERRUPT = 0xdc0d;
-// CIA#2 Interrupt for reading in ASM
-char * const CIA2_INTERRUPT = 0xdd0d;
 // CIA#2 timer A&B as one single 32-bit value
 unsigned long* const CIA2_TIMER_AB = 0xdd04;
+// CIA#2 Interrupt for reading in ASM
+char * const CIA2_INTERRUPT = 0xdd0d;
 
-// Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-const char CIA_INTERRUPT_CLEAR = $7f;
-
-// Timer Control - Start/stop timer (0:stop, 1: start)
-const char CIA_TIMER_CONTROL_STOP = 0b00000000;
-// Timer Control - Start/stop timer (0:stop, 1: start)
-const char CIA_TIMER_CONTROL_START = 0b00000001;
-// Timer Control - Time CONTINUOUS/ONE-SHOT (0:CONTINUOUS, 1: ONE-SHOT)
-const char CIA_TIMER_CONTROL_CONTINUOUS = 0b00000000;
-// Timer Control - Time CONTINUOUS/ONE-SHOT (0:CONTINUOUS, 1: ONE-SHOT)
-const char CIA_TIMER_CONTROL_ONESHOT = 0b00001000;
-// Timer A Control - Timer counts (0:system cycles, 1: CNT pulses)
-const char CIA_TIMER_CONTROL_A_COUNT_CYCLES = 0b00000000;
-// Timer A Control - Timer counts (0:system cycles, 1: CNT pulses)
-const char CIA_TIMER_CONTROL_A_COUNT_CNT = 0b00100000;
-// Timer A Control - Serial Port Mode (0: Serial Port Input, 1: Serial Port Output)
-const char CIA_TIMER_CONTROL_A_SERIAL_IN = 0b00000000;
-// Timer A Control - Serial Port Mode (0: Serial Port Input, 1: Serial Port Output)
-const char CIA_TIMER_CONTROL_A_SERIAL_OUT = 0b01000000;
-// Timer A Control - time-of-day clock Mode (0: 60Hz, 1: 50Hz)
-const char CIA_TIMER_CONTROL_A_TOD_60HZ = 0b00000000;
-// Timer A Control - time-of-day clock Mode (0: 60Hz, 1: 50Hz)
-const char CIA_TIMER_CONTROL_A_TOD_50HZ = 0b10000000;
-// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-const char CIA_TIMER_CONTROL_B_COUNT_CYCLES = 0b00000000;
-// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-const char CIA_TIMER_CONTROL_B_COUNT_CNT = 0b00100000;
-// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-const char CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = 0b01000000;
-// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-const char CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A_CNT = 0b01100000;
-// Timer B Control - time-of-day write mode (0: TOD clock, 1: TOD alarm)
-const char CIA_TIMER_CONTROL_B_TOD_CLOCK_SET = 0b00000000;
-// Timer B Control - time-of-day write mode (0: TOD clock, 1: TOD alarm)
-const char CIA_TIMER_CONTROL_B_TOD_ALARM_SET = 0b10000000;
+// The SID MOD 6581/8580
+struct MOS6581_SID * const SID = 0xd400;
 
 // The vector used when the KERNAL serves IRQ interrupts
 void()** const KERNEL_IRQ = $0314;
@@ -171,10 +105,6 @@ void()** const KERNEL_NMI = $0318;
 // The vector used when the HARDWARE serves IRQ interrupts
 void()** const HARDWARE_IRQ = $fffe;
 
-// The SID volume
-char*  const SID_VOLUME = $d418;
-
-
 // The colors of the C64
 const char BLACK = $0;
 const char WHITE = $1;
@@ -195,16 +125,26 @@ const char LIGHT_GREY = $f;
 
 // Get the value to store into D018 to display a specific screen and charset/bitmap
 // Optimized for ASM from (char)((((unsigned int)screen&0x3fff)/$40)|(((unsigned int)charset&$3fff)/$400));
-inline char toD018(char*  screen, char*  gfx);
+char toD018(char*  screen, char*  gfx);
 
 // Get the value to store into DD00 (CIA 2 port A) to choose a specific VIC bank
 // Optimized for ASM from %00000011 ^ (char)((unsigned int)gfx/$4000)
-inline char toDd00(char*  gfx);
+char toDd00(char*  gfx);
 
 // Get the sprite pointer for a sprite.
 // The sprite pointer is the index of the sprite within the graphics bank and equal to the sprite (char)(sprite_addr/64)
 // The sprite pointers are stored SCREEN+$3f8+sprite_id to set the pointer of each sprite
-inline char toSpritePtr(char*  sprite);
+char toSpritePtr(char*  sprite);
 
 // Select a specific VIC graphics bank by setting the CIA 2 port A ($dd00) as needed
-inline void vicSelectGfxBank(char*  gfx);
+void vicSelectGfxBank(char*  gfx);
+
+// Initialize SID voice 3 for random number generation
+void sid_rnd_init();
+
+// Get a random number from the SID voice 3,
+// Must be initialized with sid_rnd_init()
+char sid_rnd();
+
+
+
diff --git a/src/main/kc/include/mos6526.h b/src/main/kc/include/mos6526.h
new file mode 100644
index 000000000..b784986b9
--- /dev/null
+++ b/src/main/kc/include/mos6526.h
@@ -0,0 +1,68 @@
+// The MOS 6526 Complex Interface Adapter (CIA)
+// http://archive.6502.org/datasheets/mos_6526_cia_recreated.pdf
+struct MOS6526_CIA {
+    // Port A
+    char PORT_A;
+    // Port B
+    char PORT_B;
+    // Port A data direction register.
+    char PORT_A_DDR;
+    // Port B data direction register.
+    char PORT_B_DDR;
+    // Timer A Value
+    unsigned int TIMER_A;
+    // Timer B Value
+    unsigned int TIMER_B;
+    // Time-of-day real-time-clock tenth seconds (BCD)
+    char TOD_10THS;
+    // Time-of-day real-time-clock seconds (BCD)
+    char TOD_SEC;
+    // Time-of-day real-time-clock minutes (BCD)
+    char TOD_MIN;
+    // Time-of-day real-time-clock hours (BCD)
+    char TOD_HOURS;
+    // Serial Shift Register
+    char SERIAL_DATA;
+    // Interrupt Status & Control Register
+    char INTERRUPT;
+    // Timer A Control Register
+    char TIMER_A_CONTROL;
+    // Timer B Control Register
+    char TIMER_B_CONTROL;
+};
+
+// Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+const char CIA_INTERRUPT_CLEAR = $7f;
+
+// Timer Control - Start/stop timer (0:stop, 1: start)
+const char CIA_TIMER_CONTROL_STOP = 0b00000000;
+// Timer Control - Start/stop timer (0:stop, 1: start)
+const char CIA_TIMER_CONTROL_START = 0b00000001;
+// Timer Control - Time CONTINUOUS/ONE-SHOT (0:CONTINUOUS, 1: ONE-SHOT)
+const char CIA_TIMER_CONTROL_CONTINUOUS = 0b00000000;
+// Timer Control - Time CONTINUOUS/ONE-SHOT (0:CONTINUOUS, 1: ONE-SHOT)
+const char CIA_TIMER_CONTROL_ONESHOT = 0b00001000;
+// Timer A Control - Timer counts (0:system cycles, 1: CNT pulses)
+const char CIA_TIMER_CONTROL_A_COUNT_CYCLES = 0b00000000;
+// Timer A Control - Timer counts (0:system cycles, 1: CNT pulses)
+const char CIA_TIMER_CONTROL_A_COUNT_CNT = 0b00100000;
+// Timer A Control - Serial Port Mode (0: Serial Port Input, 1: Serial Port Output)
+const char CIA_TIMER_CONTROL_A_SERIAL_IN = 0b00000000;
+// Timer A Control - Serial Port Mode (0: Serial Port Input, 1: Serial Port Output)
+const char CIA_TIMER_CONTROL_A_SERIAL_OUT = 0b01000000;
+// Timer A Control - time-of-day clock Mode (0: 60Hz, 1: 50Hz)
+const char CIA_TIMER_CONTROL_A_TOD_60HZ = 0b00000000;
+// Timer A Control - time-of-day clock Mode (0: 60Hz, 1: 50Hz)
+const char CIA_TIMER_CONTROL_A_TOD_50HZ = 0b10000000;
+// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+const char CIA_TIMER_CONTROL_B_COUNT_CYCLES = 0b00000000;
+// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+const char CIA_TIMER_CONTROL_B_COUNT_CNT = 0b00100000;
+// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+const char CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = 0b01000000;
+// Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+const char CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A_CNT = 0b01100000;
+// Timer B Control - time-of-day write mode (0: TOD clock, 1: TOD alarm)
+const char CIA_TIMER_CONTROL_B_TOD_CLOCK_SET = 0b00000000;
+// Timer B Control - time-of-day write mode (0: TOD clock, 1: TOD alarm)
+const char CIA_TIMER_CONTROL_B_TOD_ALARM_SET = 0b10000000;
\ No newline at end of file
diff --git a/src/main/kc/include/mos6581.h b/src/main/kc/include/mos6581.h
new file mode 100644
index 000000000..877ea19ea
--- /dev/null
+++ b/src/main/kc/include/mos6581.h
@@ -0,0 +1,68 @@
+// The MOS 6581/8580 SID (Sound Interface Device)
+// http://archive.6502.org/datasheets/mos_6581_sid.pdf
+struct MOS6581_SID {
+    // Channel 1 Frequency
+    unsigned int CH1_FREQ;
+    // Channel 1 Pulse Width (0-4095)
+    unsigned int CH1_PULSE_WIDTH;
+    // Channel 1 Control
+    char CH1_CONTROL;
+    // Channel 1 Attack/decay
+    char CH1_ATTACK_DECAY;
+    // Channel 1 Sustain/Release
+    char CH1_SUSTAIN_RELEASE;
+    // Channel 2 Frequency
+    unsigned int CH2_FREQ;
+    // Channel 2 Pulse Width (0-4095)
+    unsigned int CH2_PULSE_WIDTH;
+    // Channel 2 Control
+    char CH2_CONTROL;
+    // Channel 2 Attack/decay
+    char CH2_ATTACK_DECAY;
+    // Channel 2 Sustain/Release
+    char CH2_SUSTAIN_RELEASE;
+    // Channel 3 Frequency
+    unsigned int CH3_FREQ;
+    // Channel 3 Pulse Width (0-4095)
+    unsigned int CH3_PULSE_WIDTH;
+    // Channel 3 Control
+    char CH3_CONTROL;
+    // Channel 3 Attack/decay
+    char CH3_ATTACK_DECAY;
+    // Channel 3 Sustain/Release
+    char CH3_SUSTAIN_RELEASE;
+    // Filter Cutoff Low
+    char FILTER_CUTOFF_LOW;
+    // Filter Cutoff High
+    char FILTER_CUTOFF_HIGH;
+    // Resonance and Filter Setup
+    char FILTER_SETUP;
+    // Resonance and Filter Setup
+    char VOLUME_FILTER_MODE;
+    // Potentiometer X
+    char POT_X;
+    // Potentiometer Y
+    char POT_Y;
+    // Channel 3 Oscillator Value
+    char CH3_OSC;
+    // Channel 3 Envelope Value
+    char CH3_ENV;
+};
+
+// SID Channel Control Register Noise Waveform
+const char SID_CONTROL_NOISE = 0x80;
+// SID Channel Control Register Pulse Waveform / Square Wave
+const char SID_CONTROL_PULSE = 0x40;
+// SID Channel Control Register Sawtooth Waveform
+const char SID_CONTROL_SAWTOOTH = 0x20;
+// SID Channel Control Register Triangle Waveform
+const char SID_CONTROL_TRIANGLE = 0x10;
+// SID Channel Control Register Test bit
+const char SID_CONTROL_TEST = 0x08;
+// SID Channel Control Register Ring Modulation
+const char SID_CONTROL_RING = 0x04;
+// SID Channel Control Register Synchronization
+const char SID_CONTROL_SYNC = 0x02;
+// SID Channel Control Register Gate
+const char SID_CONTROL_GATE = 0x01;
+
diff --git a/src/main/kc/lib/c64.c b/src/main/kc/lib/c64.c
index 2db84cf35..cf8a9b953 100644
--- a/src/main/kc/lib/c64.c
+++ b/src/main/kc/lib/c64.c
@@ -25,3 +25,16 @@ inline void vicSelectGfxBank(char*  gfx) {
     CIA2->PORT_A_DDR = %00000011;
     CIA2->PORT_A = toDd00(gfx);
 }
+
+// Initialize SID voice 3 for random number generation
+inline void sid_rnd_init() {
+	SID->CH3_FREQ = 0xffff;
+	SID->CH3_CONTROL = SID_CONTROL_NOISE;
+}
+
+// Get a random number from the SID voice 3,
+// Must be initialized with sid_rnd_init()
+inline char sid_rnd() {
+	return SID->CH3_OSC;
+}
+
diff --git a/src/test/kc/complex/tetris/sid.c b/src/test/kc/complex/tetris/sid.c
deleted file mode 100644
index e89fc783c..000000000
--- a/src/test/kc/complex/tetris/sid.c
+++ /dev/null
@@ -1,27 +0,0 @@
-// SID registers for random number generation
-unsigned int* const SID_VOICE3_FREQ = 0xd40e;
-char* const SID_VOICE3_FREQ_LOW = 0xd40e;
-char* const SID_VOICE3_FREQ_HIGH = 0xd40f;
-char* const SID_VOICE3_CONTROL = 0xd412;
-const char SID_CONTROL_NOISE = 0x80;
-const char SID_CONTROL_PULSE = 0x40;
-const char SID_CONTROL_SAWTOOTH = 0x20;
-const char SID_CONTROL_TRIANGLE = 0x10;
-const char SID_CONTROL_TEST = 0x08;
-const char SID_CONTROL_RING = 0x04;
-const char SID_CONTROL_SYNC = 0x02;
-const char SID_CONTROL_GATE = 0x01;
-char* const SID_VOICE3_OSC = 0xd41b;
-
-// Initialize SID voice 3 for random number generation
-void sid_rnd_init() {
-	*SID_VOICE3_FREQ = 0xffff;
-	*SID_VOICE3_CONTROL = SID_CONTROL_NOISE;
-}
-
-// Get a random number from the SID voice 3,
-// Must be initialized with sid_rnd_init()
-inline char sid_rnd() {
-	return *SID_VOICE3_OSC;
-}
-
diff --git a/src/test/kc/complex/tetris/tetris.c b/src/test/kc/complex/tetris/tetris.c
index 394b5883f..0ca63d28f 100644
--- a/src/test/kc/complex/tetris/tetris.c
+++ b/src/test/kc/complex/tetris/tetris.c
@@ -4,7 +4,6 @@
 
 #include <c64.h>
 #include <keyboard.h>
-#include "sid.c"
 #include "tetris-data.c"
 #include "tetris-render.c"
 #include "tetris-sprites.c"
diff --git a/src/test/kc/examples/fire/fire.c b/src/test/kc/examples/fire/fire.c
index 90720fb62..85f764e17 100644
--- a/src/test/kc/examples/fire/fire.c
+++ b/src/test/kc/examples/fire/fire.c
@@ -5,7 +5,6 @@
 // Original source https://github.com/cc65/cc65/blob/master/samples/fire.c
 
 #include <c64.h>
-#include "sid.c"
 
 unsigned char* SCREEN1 = 0x3800;
 unsigned char* SCREEN2 = 0x3c00;
diff --git a/src/test/kc/examples/fire/sid.c b/src/test/kc/examples/fire/sid.c
deleted file mode 100644
index 8b28b5986..000000000
--- a/src/test/kc/examples/fire/sid.c
+++ /dev/null
@@ -1,27 +0,0 @@
-// SID registers for random number generation
-unsigned int* const SID_VOICE3_FREQ = $d40e;
-char* const SID_VOICE3_FREQ_LOW = $d40e;
-char* const SID_VOICE3_FREQ_HIGH = $d40f;
-char* const SID_VOICE3_CONTROL = $d412;
-const char SID_CONTROL_NOISE = $80;
-const char SID_CONTROL_PULSE = $40;
-const char SID_CONTROL_SAWTOOTH = $20;
-const char SID_CONTROL_TRIANGLE = $10;
-const char SID_CONTROL_TEST = $08;
-const char SID_CONTROL_RING = $04;
-const char SID_CONTROL_SYNC = $02;
-const char SID_CONTROL_GATE = $01;
-char* const SID_VOICE3_OSC = $d41b;
-
-// Initialize SID voice 3 for random number generation
-void sid_rnd_init() {
-	*SID_VOICE3_FREQ = $ffff;
-	*SID_VOICE3_CONTROL = SID_CONTROL_NOISE;
-}
-
-// Get a random number from the SID voice 3,
-// Must be initialized with sid_rnd_init()
-char sid_rnd() {
-	return *SID_VOICE3_OSC;
-}
-
diff --git a/src/test/kc/examples/nmisamples/nmisamples.c b/src/test/kc/examples/nmisamples/nmisamples.c
index ca48990ee..3669992ad 100644
--- a/src/test/kc/examples/nmisamples/nmisamples.c
+++ b/src/test/kc/examples/nmisamples/nmisamples.c
@@ -35,7 +35,7 @@ void main() {
 interrupt(hardware_all) void nmi() {
     (*BORDERCOL)++;
     asm { lda CIA2_INTERRUPT }
-    *SID_VOLUME = *sample & $0f;
+    SID->VOLUME_FILTER_MODE = *sample & $0f;
     *KERNEL_NMI = &nmi2;
     (*BORDERCOL)--;
 }
@@ -43,7 +43,7 @@ interrupt(hardware_all) void nmi() {
 interrupt(hardware_all) void nmi2() {
     (*BORDERCOL)++;
     asm { lda CIA2_INTERRUPT }
-    *SID_VOLUME = *sample >> 4;
+    SID->VOLUME_FILTER_MODE = *sample >> 4;
     sample++;
     if (>sample == >(SAMPLE+$6100)) {
         sample = SAMPLE;
diff --git a/src/test/kc/examples/plasma/plasma-unroll.c b/src/test/kc/examples/plasma/plasma-unroll.c
index bb338d9e9..9dca3ebcb 100644
--- a/src/test/kc/examples/plasma/plasma-unroll.c
+++ b/src/test/kc/examples/plasma/plasma-unroll.c
@@ -8,7 +8,6 @@
 
 #include <c64.h>
 #include <print.h>
-#include "sid.c"
 
 unsigned char* const SCREEN1 = $2800;
 unsigned char* const CHARSET = $2000;
diff --git a/src/test/kc/examples/plasma/plasma.c b/src/test/kc/examples/plasma/plasma.c
index cfd76dacb..f16657444 100644
--- a/src/test/kc/examples/plasma/plasma.c
+++ b/src/test/kc/examples/plasma/plasma.c
@@ -6,7 +6,6 @@
 
 #include <c64.h>
 #include <print.h>
-#include "sid.c"
 
 char* const SCREEN1 = 0x2800;
 char* const SCREEN2 = 0x2c00;
diff --git a/src/test/kc/examples/plasma/sid.c b/src/test/kc/examples/plasma/sid.c
deleted file mode 100644
index a1b173f56..000000000
--- a/src/test/kc/examples/plasma/sid.c
+++ /dev/null
@@ -1,27 +0,0 @@
-// SID registers for random number generation
-unsigned int* const SID_VOICE3_FREQ = $d40e;
-char* const SID_VOICE3_FREQ_LOW = $d40e;
-char* const SID_VOICE3_FREQ_HIGH = $d40f;
-char* const SID_VOICE3_CONTROL = $d412;
-const char SID_CONTROL_NOISE = $80; 
-const char SID_CONTROL_PULSE = $40; 
-const char SID_CONTROL_SAWTOOTH = $20; 
-const char SID_CONTROL_TRIANGLE = $10; 
-const char SID_CONTROL_TEST = $08; 
-const char SID_CONTROL_RING = $04; 
-const char SID_CONTROL_SYNC = $02; 
-const char SID_CONTROL_GATE = $01; 
-char* const SID_VOICE3_OSC = $d41b;
-
-// Initialize SID voice 3 for random number generation
-void sid_rnd_init() {
-	*SID_VOICE3_FREQ = $ffff;
-	*SID_VOICE3_CONTROL = SID_CONTROL_NOISE;
-}
-
-// Get a random number from the SID voice 3,
-// Must be initialized with sid_rnd_init()
-char sid_rnd() {
-	return *SID_VOICE3_OSC;
-}
-
diff --git a/src/test/kc/plasma-center.c b/src/test/kc/plasma-center.c
index 531613e7f..5a53d1bcc 100644
--- a/src/test/kc/plasma-center.c
+++ b/src/test/kc/plasma-center.c
@@ -6,8 +6,6 @@
 #include <sqr.h>
 #include <atan2.h>
 #include <print.h>
-#include "sid.c"
-
 
 const char align(0x100) SINTABLE[0x200] = kickasm {{
     .for(var i=0;i<$200;i++)
diff --git a/src/test/kc/sid.c b/src/test/kc/sid.c
deleted file mode 100644
index 96f176bf5..000000000
--- a/src/test/kc/sid.c
+++ /dev/null
@@ -1,27 +0,0 @@
-// SID registers for random number generation
-word* const SID_VOICE3_FREQ = $d40e;
-byte* const SID_VOICE3_FREQ_LOW = $d40e;
-byte* const SID_VOICE3_FREQ_HIGH = $d40f;
-byte* const SID_VOICE3_CONTROL = $d412;
-const byte SID_CONTROL_NOISE = $80; 
-const byte SID_CONTROL_PULSE = $40; 
-const byte SID_CONTROL_SAWTOOTH = $20; 
-const byte SID_CONTROL_TRIANGLE = $10; 
-const byte SID_CONTROL_TEST = $08; 
-const byte SID_CONTROL_RING = $04; 
-const byte SID_CONTROL_SYNC = $02; 
-const byte SID_CONTROL_GATE = $01; 
-byte* const SID_VOICE3_OSC = $d41b;
-
-// Initialize SID voice 3 for random number generation
-void sid_rnd_init() {
-	*SID_VOICE3_FREQ = $ffff;
-	*SID_VOICE3_CONTROL = SID_CONTROL_NOISE;
-}
-
-// Get a random number from the SID voice 3,
-// Must be initialized with sid_rnd_init()
-byte sid_rnd() {
-	return *SID_VOICE3_OSC;
-}
-
diff --git a/src/test/ref/atoi-1.log b/src/test/ref/atoi-1.log
index 97431bfef..da5e0ab04 100644
--- a/src/test/ref/atoi-1.log
+++ b/src/test/ref/atoi-1.log
@@ -4,125 +4,6 @@ Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Added struct type cast to parameter value list call printf_sint (signed word~) main::$1 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_sint (signed word~) main::$3 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding call printf_sint (signed word~) main::$1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (signed word~) main::$3 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (void~) main::$2
 Eliminating unused variable with no statement (void~) main::$4
 
diff --git a/src/test/ref/bitmap-circle-2.log b/src/test/ref/bitmap-circle-2.log
index 3ff96c4f7..0f882fa9f 100644
--- a/src/test/ref/bitmap-circle-2.log
+++ b/src/test/ref/bitmap-circle-2.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -300,6 +298,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
@@ -993,6 +1014,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) circle((signed word) circle::xc , (signed word) circle::yc , (signed word) circle::r)
 (signed word~) circle::$0 2002.0
 (signed word~) circle::$10 200002.0
@@ -2000,6 +2044,7 @@ Uplift Scope [circle] 470,831.01: zp[2]:8 [ circle::p#3 circle::p#0 circle::p#10
 Uplift Scope [fill] 3,471.33: zp[2]:17 [ fill::addr#2 fill::addr#0 fill::addr#1 ] 220.4: zp[2]:51 [ fill::end#0 ] 166.83: zp[1]:16 [ fill::val#4 ] 101: zp[2]:14 [ fill::size#2 ] 
 Uplift Scope [main] 303: zp[2]:2 [ main::i#2 main::i#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [plot] best 53688 combination zp[2]:12 [ plot::y#8 plot::y#5 plot::y#6 plot::y#7 plot::y#0 plot::y#1 plot::y#2 plot::y#3 plot::y#4 ] zp[2]:31 [ plot::$8 ] reg byte a [ plot::$9 ] reg byte a [ plot::$10 ] zp[2]:41 [ plot::$15 ] zp[2]:43 [ plot::$16 ] zp[2]:45 [ plot::$12 ] reg byte a [ plot::$13 ] reg byte a [ plot::$14 ] zp[2]:39 [ plot::$11 ] zp[2]:10 [ plot::x#8 plot::x#5 plot::x#6 plot::x#7 plot::x#0 plot::x#1 plot::x#2 plot::x#3 plot::x#4 ] zp[2]:47 [ plot::location#3 ] zp[2]:33 [ plot::location#1 ] zp[2]:37 [ plot::location#2 ] 
@@ -2008,6 +2053,7 @@ Uplifting [circle] best 53688 combination zp[2]:8 [ circle::p#3 circle::p#0 circ
 Uplifting [fill] best 53672 combination zp[2]:17 [ fill::addr#2 fill::addr#0 fill::addr#1 ] zp[2]:51 [ fill::end#0 ] reg byte x [ fill::val#4 ] zp[2]:14 [ fill::size#2 ] 
 Uplifting [main] best 53672 combination zp[2]:2 [ main::i#2 main::i#1 ] 
 Uplifting [MOS6526_CIA] best 53672 combination 
+Uplifting [MOS6581_SID] best 53672 combination 
 Uplifting [] best 53672 combination 
 Coalescing zero page register [ zp[2]:8 [ circle::p#3 circle::p#0 circle::p#10 circle::p#1 circle::p#2 ] ] with [ zp[2]:25 [ circle::$7 ] ] - score: 2
 Coalescing zero page register [ zp[2]:8 [ circle::p#3 circle::p#0 circle::p#10 circle::p#1 circle::p#2 circle::$7 ] ] with [ zp[2]:29 [ circle::$10 ] ] - score: 2
@@ -2820,6 +2866,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/bitmap-circle-2.sym b/src/test/ref/bitmap-circle-2.sym
index 8fbccf3da..64b4a9f44 100644
--- a/src/test/ref/bitmap-circle-2.sym
+++ b/src/test/ref/bitmap-circle-2.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/bitmap-circle.log b/src/test/ref/bitmap-circle.log
index e9b815f55..639e06c19 100644
--- a/src/test/ref/bitmap-circle.log
+++ b/src/test/ref/bitmap-circle.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -276,6 +274,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
@@ -899,6 +920,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) circle((signed word) circle::xc , (signed word) circle::yc , (signed word) circle::r)
 (signed word~) circle::$10 2002.0
 (signed word~) circle::$5 2002.0
@@ -1791,6 +1835,7 @@ Uplift Scope [plot] 20,684.33: zp[2]:10 [ plot::y#8 plot::y#5 plot::y#6 plot::y#
 Uplift Scope [circle] 4,691.5: zp[2]:6 [ circle::p#3 circle::p#10 circle::p#1 circle::p#2 ] 2,363.47: zp[2]:2 [ circle::x1#10 circle::x1#1 ] 2,002: zp[2]:17 [ circle::$5 ] 2,002: zp[2]:19 [ circle::$6 ] 2,002: zp[2]:21 [ circle::$7 ] 2,002: zp[2]:23 [ circle::$9 ] 2,002: zp[2]:25 [ circle::$10 ] 1,691.43: zp[2]:4 [ circle::y#13 circle::y#10 circle::y#1 ] 
 Uplift Scope [fill] 3,471.33: zp[2]:15 [ fill::addr#2 fill::addr#0 fill::addr#1 ] 220.4: zp[2]:47 [ fill::end#0 ] 166.83: zp[1]:14 [ fill::val#4 ] 101: zp[2]:12 [ fill::size#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
@@ -1799,6 +1844,7 @@ Limited combination testing to 100 combinations of 256 possible.
 Uplifting [circle] best 6419 combination zp[2]:6 [ circle::p#3 circle::p#10 circle::p#1 circle::p#2 ] zp[2]:2 [ circle::x1#10 circle::x1#1 ] zp[2]:17 [ circle::$5 ] zp[2]:19 [ circle::$6 ] zp[2]:21 [ circle::$7 ] zp[2]:23 [ circle::$9 ] zp[2]:25 [ circle::$10 ] zp[2]:4 [ circle::y#13 circle::y#10 circle::y#1 ] 
 Uplifting [fill] best 6403 combination zp[2]:15 [ fill::addr#2 fill::addr#0 fill::addr#1 ] zp[2]:47 [ fill::end#0 ] reg byte x [ fill::val#4 ] zp[2]:12 [ fill::size#2 ] 
 Uplifting [MOS6526_CIA] best 6403 combination 
+Uplifting [MOS6581_SID] best 6403 combination 
 Uplifting [main] best 6403 combination 
 Uplifting [] best 6403 combination 
 Coalescing zero page register [ zp[2]:6 [ circle::p#3 circle::p#10 circle::p#1 circle::p#2 ] ] with [ zp[2]:21 [ circle::$7 ] ] - score: 2
@@ -2514,6 +2560,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/bitmap-circle.sym b/src/test/ref/bitmap-circle.sym
index 0ecbbe583..ee220967b 100644
--- a/src/test/ref/bitmap-circle.sym
+++ b/src/test/ref/bitmap-circle.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/bitmap-line-anim-1.log b/src/test/ref/bitmap-line-anim-1.log
index 263549ae5..4750fb356 100644
--- a/src/test/ref/bitmap-line-anim-1.log
+++ b/src/test/ref/bitmap-line-anim-1.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -659,6 +657,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
@@ -2149,6 +2170,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear()
 (byte*) bitmap_clear::bitmap
 (word) bitmap_clear::bitmap#0 101.0
@@ -3462,6 +3506,7 @@ Uplift Scope [bitmap_line] 1,334.67: zp[1]:29 [ bitmap_line::xd#2 ] 1,334.67: zp
 Uplift Scope [init_screen] 3,336.67: zp[2]:17 [ init_screen::c#2 init_screen::c#1 ] 
 Uplift Scope [] 303: zp[1]:2 [ next#4 next#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [bitmap_plot] best 40165 combination reg byte y [ bitmap_plot::y#4 bitmap_plot::y#1 bitmap_plot::y#0 bitmap_plot::y#3 bitmap_plot::y#2 ] zp[2]:39 [ bitmap_plot::plotter_y#0 ] reg byte a [ bitmap_plot::$1 ] reg byte x [ bitmap_plot::x#4 bitmap_plot::x#1 bitmap_plot::x#0 bitmap_plot::x#3 bitmap_plot::x#2 ] zp[2]:37 [ bitmap_plot::plotter_x#0 ] zp[2]:41 [ bitmap_plot::plotter#0 ] 
@@ -3476,6 +3521,7 @@ Uplifting [bitmap_line] best 38089 combination reg byte x [ bitmap_line::xd#2 ]
 Uplifting [init_screen] best 38089 combination zp[2]:17 [ init_screen::c#2 init_screen::c#1 ] 
 Uplifting [] best 38089 combination zp[1]:2 [ next#4 next#1 ] 
 Uplifting [MOS6526_CIA] best 38089 combination 
+Uplifting [MOS6581_SID] best 38089 combination 
 Uplifting [main] best 38089 combination 
 Attempting to uplift remaining variables inzp[1]:10 [ bitmap_line_ydxi::e#3 bitmap_line_ydxi::e#0 bitmap_line_ydxi::e#6 bitmap_line_ydxi::e#2 bitmap_line_ydxi::e#1 ]
 Uplifting [bitmap_line_ydxi] best 38089 combination zp[1]:10 [ bitmap_line_ydxi::e#3 bitmap_line_ydxi::e#0 bitmap_line_ydxi::e#6 bitmap_line_ydxi::e#2 bitmap_line_ydxi::e#1 ] 
@@ -4499,6 +4545,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/bitmap-line-anim-1.sym b/src/test/ref/bitmap-line-anim-1.sym
index 085ec46fb..a0527917e 100644
--- a/src/test/ref/bitmap-line-anim-1.sym
+++ b/src/test/ref/bitmap-line-anim-1.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/bitmap-line-anim-2.log b/src/test/ref/bitmap-line-anim-2.log
index 0c1e83c6c..e593328c3 100644
--- a/src/test/ref/bitmap-line-anim-2.log
+++ b/src/test/ref/bitmap-line-anim-2.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -576,6 +574,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PURPLE = (byte) 4
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte) VIC_BMM = (byte) $20
@@ -1894,6 +1915,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word()) abs_u16((word) abs_u16::w)
 (byte~) abs_u16::$0 20002.0
 (byte~) abs_u16::$1 20002.0
@@ -3201,6 +3245,7 @@ Uplift Scope [memset] 35,672.33: zp[2]:26 [ memset::dst#2 memset::dst#4 memset::
 Uplift Scope [bitmap_init] 3,628.62: zp[2]:31 [ bitmap_init::yoffs#2 bitmap_init::yoffs#4 bitmap_init::yoffs#1 ] 3,169.83: zp[1]:28 [ bitmap_init::bits#3 bitmap_init::bits#4 bitmap_init::bits#1 ] 2,002: zp[1]:29 [ bitmap_init::x#2 bitmap_init::x#1 ] 2,002: zp[1]:30 [ bitmap_init::y#2 bitmap_init::y#1 ] 2,002: zp[1]:65 [ bitmap_init::$4 ] 2,002: zp[1]:66 [ bitmap_init::$5 ] 2,002: zp[1]:67 [ bitmap_init::$6 ] 500.5: zp[1]:64 [ bitmap_init::$7 ] 
 Uplift Scope [] 404: zp[2]:2 [ next#5 next#3 next#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [main] 
 
@@ -3213,6 +3258,7 @@ Uplifting [bitmap_init] best 36538 combination zp[2]:31 [ bitmap_init::yoffs#2 b
 Limited combination testing to 100 combinations of 15360 possible.
 Uplifting [] best 36538 combination zp[2]:2 [ next#5 next#3 next#1 ] 
 Uplifting [MOS6526_CIA] best 36538 combination 
+Uplifting [MOS6581_SID] best 36538 combination 
 Uplifting [bitmap_clear] best 36538 combination 
 Uplifting [main] best 36538 combination 
 Attempting to uplift remaining variables inzp[1]:66 [ bitmap_init::$5 ]
@@ -4249,6 +4295,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PURPLE = (byte) 4
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
diff --git a/src/test/ref/bitmap-line-anim-2.sym b/src/test/ref/bitmap-line-anim-2.sym
index 28e4aaf9c..1708166b6 100644
--- a/src/test/ref/bitmap-line-anim-2.sym
+++ b/src/test/ref/bitmap-line-anim-2.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PURPLE = (byte) 4
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
diff --git a/src/test/ref/bitmap-plot-0.asm b/src/test/ref/bitmap-plot-0.asm
index 43d0d05c4..1b1e49282 100644
--- a/src/test/ref/bitmap-plot-0.asm
+++ b/src/test/ref/bitmap-plot-0.asm
@@ -3,6 +3,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -27,8 +29,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/bitmap-plot-0.log b/src/test/ref/bitmap-plot-0.log
index 79d749503..1ebce78e2 100644
--- a/src/test/ref/bitmap-plot-0.log
+++ b/src/test/ref/bitmap-plot-0.log
@@ -2,9 +2,6 @@ Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference irq to interrupt(HARDWARE_CLOBBER)(void()) irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$2 ← call toD018 (const byte*) SCREEN (const byte*) BITMAP 
 
@@ -418,6 +415,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*)(number) 0
@@ -1391,6 +1411,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear((byte) bitmap_clear::bgcol , (byte) bitmap_clear::fgcol)
 (byte) bitmap_clear::bgcol
 (byte) bitmap_clear::col
@@ -1549,6 +1592,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -1573,8 +1618,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -2265,6 +2308,7 @@ Uplift Scope [bitmap_plot] 2,103: zp[1]:23 [ bitmap_plot::y#0 ] 2,002: zp[2]:26
 Uplift Scope [main] 387.17: zp[1]:7 [ main::vy#2 main::vy#8 main::vy#1 ] 303: zp[2]:5 [ main::vx#2 main::vx#6 main::vx#1 ] 112.48: zp[2]:2 [ main::x#2 main::x#1 ] 101: zp[1]:4 [ main::y#2 main::y#1 ] 
 Uplift Scope [] 7.78: zp[1]:20 [ frame_cnt ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [init_irq] 
 Uplift Scope [irq] 
@@ -2276,6 +2320,7 @@ Uplifting [bitmap_plot] best 4316 combination reg byte x [ bitmap_plot::y#0 ] zp
 Uplifting [main] best 4316 combination zp[1]:7 [ main::vy#2 main::vy#8 main::vy#1 ] zp[2]:5 [ main::vx#2 main::vx#6 main::vx#1 ] zp[2]:2 [ main::x#2 main::x#1 ] zp[1]:4 [ main::y#2 main::y#1 ] 
 Uplifting [] best 4316 combination zp[1]:20 [ frame_cnt ] 
 Uplifting [MOS6526_CIA] best 4316 combination 
+Uplifting [MOS6581_SID] best 4316 combination 
 Uplifting [bitmap_clear] best 4316 combination 
 Uplifting [init_irq] best 4316 combination 
 Uplifting [irq] best 4316 combination 
@@ -2319,6 +2364,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -2343,8 +2390,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -3012,6 +3057,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
@@ -3164,6 +3232,8 @@ Score: 3175
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -3188,8 +3258,6 @@ Score: 3175
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/bitmap-plot-0.sym b/src/test/ref/bitmap-plot-0.sym
index 121066d93..2cf77bea2 100644
--- a/src/test/ref/bitmap-plot-0.sym
+++ b/src/test/ref/bitmap-plot-0.sym
@@ -27,6 +27,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/bitmap-plot-1.asm b/src/test/ref/bitmap-plot-1.asm
index 6e6f3044e..650ef1360 100644
--- a/src/test/ref/bitmap-plot-1.asm
+++ b/src/test/ref/bitmap-plot-1.asm
@@ -3,6 +3,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -27,8 +29,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/bitmap-plot-1.log b/src/test/ref/bitmap-plot-1.log
index 66f926f9b..172b62aee 100644
--- a/src/test/ref/bitmap-plot-1.log
+++ b/src/test/ref/bitmap-plot-1.log
@@ -2,9 +2,6 @@ Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference irq to interrupt(HARDWARE_CLOBBER)(void()) irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$3 ← call toD018 (const byte*) SCREEN (const byte*) BITMAP 
 
@@ -942,6 +939,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
@@ -3125,6 +3145,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear((byte) bitmap_clear::bgcol , (byte) bitmap_clear::fgcol)
 (byte) bitmap_clear::bgcol
 (byte) bitmap_clear::col
@@ -3683,6 +3726,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -3707,8 +3752,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -5915,6 +5958,7 @@ Uplift Scope [div32u16u] 2,002: zp[2]:215 [ div32u16u::quotient_lo#0 ] 400.4: zp
 Uplift Scope [main] 212.82: zp[2]:4 [ main::idx_y#3 main::idx_y#10 main::idx_y#1 ] 202: zp[2]:66 [ main::$19 ] 202: zp[2]:68 [ main::$21 ] 202: zp[2]:70 [ main::cos_x#0 ] 202: zp[4]:76 [ main::xpos#0 ] 202: zp[4]:80 [ main::$6 ] 202: zp[2]:84 [ main::$7 ] 202: zp[2]:88 [ main::$20 ] 202: zp[2]:90 [ main::$22 ] 202: zp[2]:92 [ main::sin_y#0 ] 202: zp[4]:98 [ main::ypos#0 ] 202: zp[4]:102 [ main::$10 ] 202: zp[2]:106 [ main::$11 ] 147.29: zp[2]:2 [ main::idx_x#3 main::idx_x#10 main::idx_x#1 ] 50.5: zp[2]:108 [ main::y#0 ] 18.36: zp[2]:86 [ main::x#0 ] 
 Uplift Scope [] 2,200.4: zp[2]:223 [ rem16u#1 ] 4.47: zp[1]:65 [ frame_cnt ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [init_irq] 
 Uplift Scope [irq] 
@@ -5933,6 +5977,7 @@ Uplifting [div32u16u] best 26843 combination zp[2]:215 [ div32u16u::quotient_lo#
 Uplifting [main] best 26603 combination zp[2]:4 [ main::idx_y#3 main::idx_y#10 main::idx_y#1 ] zp[2]:66 [ main::$19 ] zp[2]:68 [ main::$21 ] zp[2]:70 [ main::cos_x#0 ] zp[4]:76 [ main::xpos#0 ] zp[4]:80 [ main::$6 ] reg byte alu [ main::$7 ] zp[2]:88 [ main::$20 ] zp[2]:90 [ main::$22 ] zp[2]:92 [ main::sin_y#0 ] zp[4]:98 [ main::ypos#0 ] zp[4]:102 [ main::$10 ] reg byte alu [ main::$11 ] zp[2]:2 [ main::idx_x#3 main::idx_x#10 main::idx_x#1 ] zp[2]:108 [ main::y#0 ] zp[2]:86 [ main::x#0 ] 
 Uplifting [] best 26603 combination zp[2]:223 [ rem16u#1 ] zp[1]:65 [ frame_cnt ] 
 Uplifting [MOS6526_CIA] best 26603 combination 
+Uplifting [MOS6581_SID] best 26603 combination 
 Uplifting [bitmap_clear] best 26603 combination 
 Uplifting [init_irq] best 26603 combination 
 Uplifting [irq] best 26603 combination 
@@ -6040,6 +6085,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -6064,8 +6111,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -7875,6 +7920,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
@@ -8275,6 +8343,8 @@ Score: 20648
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -8299,8 +8369,6 @@ Score: 20648
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/bitmap-plot-1.sym b/src/test/ref/bitmap-plot-1.sym
index 1f7efb64f..23252ad80 100644
--- a/src/test/ref/bitmap-plot-1.sym
+++ b/src/test/ref/bitmap-plot-1.sym
@@ -27,6 +27,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
diff --git a/src/test/ref/bitmap-plot-2.asm b/src/test/ref/bitmap-plot-2.asm
index 33ee65dd3..bd88341d0 100644
--- a/src/test/ref/bitmap-plot-2.asm
+++ b/src/test/ref/bitmap-plot-2.asm
@@ -3,6 +3,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -28,8 +30,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/bitmap-plot-2.log b/src/test/ref/bitmap-plot-2.log
index ffd7dde14..64efd0a16 100644
--- a/src/test/ref/bitmap-plot-2.log
+++ b/src/test/ref/bitmap-plot-2.log
@@ -2,9 +2,6 @@ Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference frame_cnt to (volatile byte) frame_cnt
 Resolved forward reference irq to interrupt(HARDWARE_CLOBBER)(void()) irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$3 ← call toD018 (const byte*) SCREEN (const byte*) BITMAP 
 
@@ -1005,6 +1002,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
@@ -3316,6 +3336,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear((byte) bitmap_clear::bgcol , (byte) bitmap_clear::fgcol)
 (byte) bitmap_clear::bgcol
 (byte) bitmap_clear::col
@@ -3889,6 +3932,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -3914,8 +3959,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -6192,6 +6235,7 @@ Uplift Scope [div32u16u] 2,002: zp[2]:214 [ div32u16u::quotient_lo#0 ] 400.4: zp
 Uplift Scope [main] 372.11: zp[1]:8 [ main::r_add#10 main::r_add#12 main::r_add#1 ] 202: zp[2]:69 [ main::$26 ] 202: zp[2]:71 [ main::$30 ] 202: zp[4]:79 [ main::xpos#0 ] 202: zp[2]:85 [ main::$7 ] 202: zp[2]:89 [ main::$27 ] 202: zp[2]:91 [ main::$31 ] 202: zp[4]:99 [ main::ypos#0 ] 202: zp[2]:105 [ main::$11 ] 139.77: zp[2]:2 [ main::idx_x#11 main::idx_x#10 main::idx_x#1 ] 139.63: zp[2]:6 [ main::idx_y#3 main::idx_y#10 main::idx_y#1 ] 101: zp[2]:73 [ main::cos_x#0 ] 101: zp[2]:83 [ main::$28 ] 101: zp[2]:93 [ main::sin_y#0 ] 101: zp[2]:103 [ main::$29 ] 62.04: zp[2]:4 [ main::r#10 main::r#1 ] 50.5: zp[2]:107 [ main::y#0 ] 8.42: zp[2]:87 [ main::x#0 ] 
 Uplift Scope [] 2,200.4: zp[2]:222 [ rem16u#1 ] 3.82: zp[1]:68 [ frame_cnt ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [init_irq] 
 Uplift Scope [irq] 
@@ -6210,6 +6254,7 @@ Uplifting [div32u16u] best 26768 combination zp[2]:214 [ div32u16u::quotient_lo#
 Uplifting [main] best 26768 combination zp[1]:8 [ main::r_add#10 main::r_add#12 main::r_add#1 ] zp[2]:69 [ main::$26 ] zp[2]:71 [ main::$30 ] zp[4]:79 [ main::xpos#0 ] zp[2]:85 [ main::$7 ] zp[2]:89 [ main::$27 ] zp[2]:91 [ main::$31 ] zp[4]:99 [ main::ypos#0 ] zp[2]:105 [ main::$11 ] zp[2]:2 [ main::idx_x#11 main::idx_x#10 main::idx_x#1 ] zp[2]:6 [ main::idx_y#3 main::idx_y#10 main::idx_y#1 ] zp[2]:73 [ main::cos_x#0 ] zp[2]:83 [ main::$28 ] zp[2]:93 [ main::sin_y#0 ] zp[2]:103 [ main::$29 ] zp[2]:4 [ main::r#10 main::r#1 ] zp[2]:107 [ main::y#0 ] zp[2]:87 [ main::x#0 ] 
 Uplifting [] best 26768 combination zp[2]:222 [ rem16u#1 ] zp[1]:68 [ frame_cnt ] 
 Uplifting [MOS6526_CIA] best 26768 combination 
+Uplifting [MOS6581_SID] best 26768 combination 
 Uplifting [bitmap_clear] best 26768 combination 
 Uplifting [init_irq] best 26768 combination 
 Uplifting [irq] best 26768 combination 
@@ -6321,6 +6366,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -6346,8 +6393,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -8235,6 +8280,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
@@ -8647,6 +8715,8 @@ Score: 20833
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -8672,8 +8742,6 @@ Score: 20833
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/bitmap-plot-2.sym b/src/test/ref/bitmap-plot-2.sym
index 52e38d7e3..bdec56fc7 100644
--- a/src/test/ref/bitmap-plot-2.sym
+++ b/src/test/ref/bitmap-plot-2.sym
@@ -28,6 +28,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
diff --git a/src/test/ref/bitmap-plot-3.log b/src/test/ref/bitmap-plot-3.log
index 745092333..d55a4c18a 100644
--- a/src/test/ref/bitmap-plot-3.log
+++ b/src/test/ref/bitmap-plot-3.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$2 ← call toD018 (const byte*) SCREEN (const byte*) BITMAP 
 
@@ -607,6 +605,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -2018,6 +2039,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word()) abs_u16((word) abs_u16::w)
 (byte~) abs_u16::$0 20002.0
 (byte~) abs_u16::$1 20002.0
@@ -3456,6 +3500,7 @@ Uplift Scope [memset] 35,672.33: zp[2]:26 [ memset::dst#2 memset::dst#4 memset::
 Uplift Scope [bitmap_init] 3,628.62: zp[2]:31 [ bitmap_init::yoffs#2 bitmap_init::yoffs#4 bitmap_init::yoffs#1 ] 3,169.83: zp[1]:28 [ bitmap_init::bits#3 bitmap_init::bits#4 bitmap_init::bits#1 ] 2,002: zp[1]:29 [ bitmap_init::x#2 bitmap_init::x#1 ] 2,002: zp[1]:30 [ bitmap_init::y#2 bitmap_init::y#1 ] 2,002: zp[1]:71 [ bitmap_init::$4 ] 2,002: zp[1]:72 [ bitmap_init::$5 ] 2,002: zp[1]:73 [ bitmap_init::$6 ] 500.5: zp[1]:70 [ bitmap_init::$7 ] 
 Uplift Scope [main] 232.3: zp[1]:2 [ main::i#2 main::i#1 ] 202: zp[2]:33 [ main::$13 ] 202: zp[2]:35 [ main::$14 ] 123.44: zp[1]:3 [ main::a#2 main::a#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [RADIX] 
 Uplift Scope [] 
@@ -3469,6 +3514,7 @@ Uplifting [bitmap_init] best 32518 combination zp[2]:31 [ bitmap_init::yoffs#2 b
 Limited combination testing to 100 combinations of 15360 possible.
 Uplifting [main] best 32518 combination zp[1]:2 [ main::i#2 main::i#1 ] zp[2]:33 [ main::$13 ] zp[2]:35 [ main::$14 ] zp[1]:3 [ main::a#2 main::a#1 ] 
 Uplifting [MOS6526_CIA] best 32518 combination 
+Uplifting [MOS6581_SID] best 32518 combination 
 Uplifting [bitmap_clear] best 32518 combination 
 Uplifting [RADIX] best 32518 combination 
 Uplifting [] best 32518 combination 
@@ -4523,6 +4569,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/bitmap-plot-3.sym b/src/test/ref/bitmap-plot-3.sym
index 004167796..b749c8840 100644
--- a/src/test/ref/bitmap-plot-3.sym
+++ b/src/test/ref/bitmap-plot-3.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/c64dtv-8bppcharstretch.log b/src/test/ref/c64dtv-8bppcharstretch.log
index 79a361564..ab5955e62 100644
--- a/src/test/ref/c64dtv-8bppcharstretch.log
+++ b/src/test/ref/c64dtv-8bppcharstretch.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -287,6 +283,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
@@ -1027,6 +1046,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) dtvSetCpuBankSegment1((byte) dtvSetCpuBankSegment1::cpuBankIdx)
 (byte) dtvSetCpuBankSegment1::cpuBankIdx
 (byte) dtvSetCpuBankSegment1::cpuBankIdx#2 10001.0
@@ -1908,6 +1950,7 @@ Uplift Scope [gfx_init_screen0] 200,002: zp[1]:23 [ gfx_init_screen0::$0 ] 200,0
 Uplift Scope [dtvSetCpuBankSegment1] 10,001: zp[1]:13 [ dtvSetCpuBankSegment1::cpuBankIdx#2 ] 
 Uplift Scope [main] 2,002: zp[1]:19 [ main::$3 ] 2,002: zp[1]:20 [ main::$4 ] 2,002: zp[1]:21 [ main::$5 ] 572: zp[1]:18 [ main::rst#1 ] 353.5: zp[1]:2 [ main::j#2 main::j#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [gfx_init] 
 Uplift Scope [] 
 
@@ -1919,6 +1962,7 @@ Uplifting [dtvSetCpuBankSegment1] best 95585 combination reg byte a [ dtvSetCpuB
 Uplifting [main] best 92985 combination reg byte a [ main::$3 ] reg byte a [ main::$4 ] reg byte a [ main::$5 ] reg byte x [ main::rst#1 ] zp[1]:2 [ main::j#2 main::j#1 ] 
 Limited combination testing to 100 combinations of 768 possible.
 Uplifting [MOS6526_CIA] best 92985 combination 
+Uplifting [MOS6581_SID] best 92985 combination 
 Uplifting [gfx_init] best 92985 combination 
 Uplifting [] best 92985 combination 
 Attempting to uplift remaining variables inzp[1]:7 [ gfx_init_plane_charset8::bits#2 gfx_init_plane_charset8::bits#0 gfx_init_plane_charset8::bits#1 ]
@@ -2671,6 +2715,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/c64dtv-8bppcharstretch.sym b/src/test/ref/c64dtv-8bppcharstretch.sym
index 8495acc41..345b5c5c3 100644
--- a/src/test/ref/c64dtv-8bppcharstretch.sym
+++ b/src/test/ref/c64dtv-8bppcharstretch.sym
@@ -39,6 +39,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/c64dtv-8bppchunkystretch.log b/src/test/ref/c64dtv-8bppchunkystretch.log
index 69aad00db..74f85f34b 100644
--- a/src/test/ref/c64dtv-8bppchunkystretch.log
+++ b/src/test/ref/c64dtv-8bppchunkystretch.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -195,6 +191,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
@@ -680,6 +699,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) dtvSetCpuBankSegment1((byte) dtvSetCpuBankSegment1::cpuBankIdx)
 (byte) dtvSetCpuBankSegment1::cpuBankIdx
 (byte) dtvSetCpuBankSegment1::cpuBankIdx#1 20002.0
@@ -1295,6 +1337,7 @@ Uplift Scope [dtvSetCpuBankSegment1] 130,004: zp[1]:9 [ dtvSetCpuBankSegment1::c
 Uplift Scope [gfx_init_chunky] 35,700.14: zp[1]:6 [ gfx_init_chunky::gfxbCpuBank#4 gfx_init_chunky::gfxbCpuBank#7 gfx_init_chunky::gfxbCpuBank#8 gfx_init_chunky::gfxbCpuBank#2 ] 29,205.35: zp[2]:7 [ gfx_init_chunky::gfxb#4 gfx_init_chunky::gfxb#3 gfx_init_chunky::gfxb#5 gfx_init_chunky::gfxb#1 ] 20,002: zp[1]:16 [ gfx_init_chunky::c#0 ] 18,001.8: zp[2]:4 [ gfx_init_chunky::x#2 gfx_init_chunky::x#1 ] 10,001: zp[2]:14 [ gfx_init_chunky::$5 ] 2,424.81: zp[1]:3 [ gfx_init_chunky::y#6 gfx_init_chunky::y#1 ] 
 Uplift Scope [main] 2,002: zp[1]:11 [ main::$3 ] 2,002: zp[1]:12 [ main::$4 ] 2,002: zp[1]:13 [ main::$5 ] 572: zp[1]:10 [ main::rst#1 ] 353.5: zp[1]:2 [ main::j#2 main::j#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [dtvSetCpuBankSegment1] best 26171 combination reg byte a [ dtvSetCpuBankSegment1::cpuBankIdx#3 dtvSetCpuBankSegment1::cpuBankIdx#1 ] 
@@ -1302,6 +1345,7 @@ Uplifting [gfx_init_chunky] best 25141 combination reg byte x [ gfx_init_chunky:
 Uplifting [main] best 22541 combination reg byte a [ main::$3 ] reg byte a [ main::$4 ] reg byte a [ main::$5 ] reg byte x [ main::rst#1 ] zp[1]:2 [ main::j#2 main::j#1 ] 
 Limited combination testing to 100 combinations of 768 possible.
 Uplifting [MOS6526_CIA] best 22541 combination 
+Uplifting [MOS6581_SID] best 22541 combination 
 Uplifting [] best 22541 combination 
 Attempting to uplift remaining variables inzp[1]:3 [ gfx_init_chunky::y#6 gfx_init_chunky::y#1 ]
 Uplifting [gfx_init_chunky] best 22541 combination zp[1]:3 [ gfx_init_chunky::y#6 gfx_init_chunky::y#1 ] 
@@ -1850,6 +1894,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/c64dtv-8bppchunkystretch.sym b/src/test/ref/c64dtv-8bppchunkystretch.sym
index b5f73da99..8138d4c11 100644
--- a/src/test/ref/c64dtv-8bppchunkystretch.sym
+++ b/src/test/ref/c64dtv-8bppchunkystretch.sym
@@ -33,6 +33,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/c64dtv-blitter-box.log b/src/test/ref/c64dtv-blitter-box.log
index 8a3f01dbe..b5597bebd 100644
--- a/src/test/ref/c64dtv-blitter-box.log
+++ b/src/test/ref/c64dtv-blitter-box.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -116,6 +114,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const to_nomodify byte*) SRCA[]  = (byte*) "camelot rules!"
 (const to_nomodify byte*) SRCB[]  = { (byte) $80 }
@@ -320,6 +341,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte~) main::$0 202.0
 
@@ -588,10 +632,12 @@ Potential registers zp[1]:2 [ main::$0 ] : zp[1]:2 , reg byte a , reg byte x , r
 REGISTER UPLIFT SCOPES
 Uplift Scope [main] 202: zp[1]:2 [ main::$0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [main] best 348 combination reg byte a [ main::$0 ] 
 Uplifting [MOS6526_CIA] best 348 combination 
+Uplifting [MOS6581_SID] best 348 combination 
 Uplifting [] best 348 combination 
 
 ASSEMBLER BEFORE OPTIMIZATION
@@ -895,6 +941,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const to_nomodify byte*) SRCA[]  = (byte*) "camelot rules!"
 (const to_nomodify byte*) SRCB[]  = { (byte) $80 }
diff --git a/src/test/ref/c64dtv-blitter-box.sym b/src/test/ref/c64dtv-blitter-box.sym
index 10824d7c8..dcb6cf0a4 100644
--- a/src/test/ref/c64dtv-blitter-box.sym
+++ b/src/test/ref/c64dtv-blitter-box.sym
@@ -56,6 +56,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const to_nomodify byte*) SRCA[]  = (byte*) "camelot rules!"
 (const to_nomodify byte*) SRCB[]  = { (byte) $80 }
diff --git a/src/test/ref/c64dtv-blittermin.log b/src/test/ref/c64dtv-blittermin.log
index 96b31f80d..b90ed9d8c 100644
--- a/src/test/ref/c64dtv-blittermin.log
+++ b/src/test/ref/c64dtv-blittermin.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -125,6 +123,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const to_nomodify byte*) SRCA[]  = { (byte) 'c', (byte) 'a', (byte) 'm', (byte) 'e', (byte) 'l', (byte) 'o', (byte) 't', (byte) '!', (byte) ' ' }
 (const nomodify byte) SRCA_LEN = (byte) 9
@@ -352,6 +373,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte~) main::$0 2002.0
 (byte) main::r
@@ -686,10 +730,12 @@ Potential registers zp[1]:3 [ main::$0 ] : zp[1]:3 , reg byte a , reg byte x , r
 REGISTER UPLIFT SCOPES
 Uplift Scope [main] 2,002: zp[1]:3 [ main::$0 ] 702.5: zp[1]:2 [ main::r#2 main::r#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [main] best 2515 combination reg byte a [ main::$0 ] reg byte x [ main::r#2 main::r#1 ] 
 Uplifting [MOS6526_CIA] best 2515 combination 
+Uplifting [MOS6581_SID] best 2515 combination 
 Uplifting [] best 2515 combination 
 
 ASSEMBLER BEFORE OPTIMIZATION
@@ -1026,6 +1072,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const to_nomodify byte*) SRCA[]  = { (byte) 'c', (byte) 'a', (byte) 'm', (byte) 'e', (byte) 'l', (byte) 'o', (byte) 't', (byte) '!', (byte) ' ' }
 (const nomodify byte) SRCA_LEN = (byte) 9
diff --git a/src/test/ref/c64dtv-blittermin.sym b/src/test/ref/c64dtv-blittermin.sym
index 80c04d539..f58166be6 100644
--- a/src/test/ref/c64dtv-blittermin.sym
+++ b/src/test/ref/c64dtv-blittermin.sym
@@ -56,6 +56,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const to_nomodify byte*) SRCA[]  = { (byte) 'c', (byte) 'a', (byte) 'm', (byte) 'e', (byte) 'l', (byte) 'o', (byte) 't', (byte) '!', (byte) ' ' }
 (const nomodify byte) SRCA_LEN = (byte) 9
diff --git a/src/test/ref/c64dtv-color.log b/src/test/ref/c64dtv-color.log
index 46da47f3c..a5eacdc2c 100644
--- a/src/test/ref/c64dtv-color.log
+++ b/src/test/ref/c64dtv-color.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -79,6 +77,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (void()) main()
 (bool~) main::$0
@@ -228,6 +249,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte) main::c
 (byte) main::c#1 1501.5
@@ -401,10 +445,12 @@ Potential registers zp[1]:3 [ main::c#2 main::c#1 ] : zp[1]:3 , reg byte x , reg
 REGISTER UPLIFT SCOPES
 Uplift Scope [main] 3,503.5: zp[1]:3 [ main::c#2 main::c#1 ] 2,168.83: zp[1]:2 [ main::r#2 main::r#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [main] best 11689 combination reg byte x [ main::c#2 main::c#1 ] reg byte x [ main::r#2 main::r#1 ] 
 Uplifting [MOS6526_CIA] best 11689 combination 
+Uplifting [MOS6581_SID] best 11689 combination 
 Uplifting [] best 11689 combination 
 
 ASSEMBLER BEFORE OPTIMIZATION
@@ -592,6 +638,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (void()) main()
 (label) main::@1
diff --git a/src/test/ref/c64dtv-color.sym b/src/test/ref/c64dtv-color.sym
index d8669cefa..f9bcddbd3 100644
--- a/src/test/ref/c64dtv-color.sym
+++ b/src/test/ref/c64dtv-color.sym
@@ -23,6 +23,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (void()) main()
 (label) main::@1
diff --git a/src/test/ref/c64dtv-gfxexplorer.log b/src/test/ref/c64dtv-gfxexplorer.log
index 443409e66..3c1bfb1ee 100644
--- a/src/test/ref/c64dtv-gfxexplorer.log
+++ b/src/test/ref/c64dtv-gfxexplorer.log
@@ -1,15 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -3402,6 +3390,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
@@ -11370,6 +11381,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) apply_preset((byte) apply_preset::idx)
 (byte) apply_preset::i
 (byte) apply_preset::i#1 2.000000002E9
@@ -19714,6 +19748,7 @@ Uplift Scope [get_vic_screen] 14,405.4: zp[1]:20 [ get_vic_screen::idx#2 get_vic
 Uplift Scope [get_plane] 14,148: zp[1]:25 [ get_plane::idx#10 get_plane::idx#1 get_plane::idx#0 ] 2,002: zp[4]:160 [ get_plane::return#16 ] 2,002: zp[4]:185 [ get_plane::return#17 ] 500.5: zp[4]:26 [ get_plane::return#14 ] 
 Uplift Scope [get_vic_charset] 10,501.5: zp[1]:216 [ get_vic_charset::idx#0 ] 2,002: zp[2]:217 [ get_vic_charset::return#4 ] 333.67: zp[2]:23 [ get_vic_charset::return#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
@@ -19793,6 +19828,7 @@ Uplifting [get_vic_screen] best 15320846 combination reg byte a [ get_vic_screen
 Uplifting [get_plane] best 15320798 combination reg byte a [ get_plane::idx#10 get_plane::idx#1 get_plane::idx#0 ] zp[4]:160 [ get_plane::return#16 ] zp[4]:185 [ get_plane::return#17 ] zp[4]:26 [ get_plane::return#14 ] 
 Uplifting [get_vic_charset] best 15320789 combination reg byte a [ get_vic_charset::idx#0 ] zp[2]:217 [ get_vic_charset::return#4 ] zp[2]:23 [ get_vic_charset::return#2 ] 
 Uplifting [MOS6526_CIA] best 15320789 combination 
+Uplifting [MOS6581_SID] best 15320789 combination 
 Uplifting [RADIX] best 15320789 combination 
 Uplifting [print_ln] best 15320789 combination 
 Uplifting [print_cls] best 15320789 combination 
@@ -26661,6 +26697,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/c64dtv-gfxexplorer.sym b/src/test/ref/c64dtv-gfxexplorer.sym
index 5fa224982..7d925dee4 100644
--- a/src/test/ref/c64dtv-gfxexplorer.sym
+++ b/src/test/ref/c64dtv-gfxexplorer.sym
@@ -69,6 +69,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/c64dtv-gfxmodes.log b/src/test/ref/c64dtv-gfxmodes.log
index bb2008b4b..4d8136cb1 100644
--- a/src/test/ref/c64dtv-gfxmodes.log
+++ b/src/test/ref/c64dtv-gfxmodes.log
@@ -1,27 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -3018,6 +2994,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
@@ -10413,6 +10412,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear()
 (byte*) bitmap_clear::bitmap
 (word) bitmap_clear::bitmap#0 100001.0
@@ -18337,6 +18359,7 @@ Uplift Scope [memset] 33,333,336.67: zp[2]:159 [ memset::dst#2 memset::dst#1 ]
 Uplift Scope [print_str_lines] 19,333,337.17: zp[2]:153 [ print_str_lines::str#3 print_str_lines::str#2 print_str_lines::str#0 ] 6,666,667.33: zp[1]:294 [ print_str_lines::ch#0 ] 
 Uplift Scope [menu] 350,003.5: zp[1]:2 [ menu::i#2 menu::i#1 ] 333,336.67: zp[2]:3 [ menu::c#2 menu::c#1 ] 200,002: zp[1]:162 [ menu::$5 ] 200,002: zp[1]:164 [ menu::$9 ] 200,002: zp[1]:166 [ menu::$13 ] 200,002: zp[1]:168 [ menu::$17 ] 200,002: zp[1]:170 [ menu::$21 ] 200,002: zp[1]:172 [ menu::$25 ] 200,002: zp[1]:174 [ menu::$29 ] 200,002: zp[1]:176 [ menu::$33 ] 200,002: zp[1]:178 [ menu::$37 ] 200,002: zp[1]:180 [ menu::$41 ] 200,002: zp[1]:182 [ menu::$45 ] 200,002: zp[1]:184 [ menu::$49 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
@@ -18394,6 +18417,7 @@ Uplifting [print_str_lines] best 3382247 combination zp[2]:153 [ print_str_lines
 Uplifting [menu] best 3380447 combination reg byte x [ menu::i#2 menu::i#1 ] zp[2]:3 [ menu::c#2 menu::c#1 ] reg byte a [ menu::$5 ] zp[1]:164 [ menu::$9 ] zp[1]:166 [ menu::$13 ] zp[1]:168 [ menu::$17 ] zp[1]:170 [ menu::$21 ] zp[1]:172 [ menu::$25 ] zp[1]:174 [ menu::$29 ] zp[1]:176 [ menu::$33 ] zp[1]:178 [ menu::$37 ] zp[1]:180 [ menu::$41 ] zp[1]:182 [ menu::$45 ] zp[1]:184 [ menu::$49 ] 
 Limited combination testing to 10 combinations of 50331648 possible.
 Uplifting [MOS6526_CIA] best 3380447 combination 
+Uplifting [MOS6581_SID] best 3380447 combination 
 Uplifting [RADIX] best 3380447 combination 
 Uplifting [print_ln] best 3380447 combination 
 Uplifting [print_cls] best 3380447 combination 
@@ -24647,6 +24671,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) PROCPORT = (byte*) 1
diff --git a/src/test/ref/c64dtv-gfxmodes.sym b/src/test/ref/c64dtv-gfxmodes.sym
index 281b526c8..d50f29d32 100644
--- a/src/test/ref/c64dtv-gfxmodes.sym
+++ b/src/test/ref/c64dtv-gfxmodes.sym
@@ -74,6 +74,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) PROCPORT = (byte*) 1
diff --git a/src/test/ref/cia-timer-cyclecount.asm b/src/test/ref/cia-timer-cyclecount.asm
index e7435c665..c2030e345 100644
--- a/src/test/ref/cia-timer-cyclecount.asm
+++ b/src/test/ref/cia-timer-cyclecount.asm
@@ -2,14 +2,14 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
diff --git a/src/test/ref/cia-timer-cyclecount.log b/src/test/ref/cia-timer-cyclecount.log
index 947375904..42e3b97c6 100644
--- a/src/test/ref/cia-timer-cyclecount.log
+++ b/src/test/ref/cia-timer-cyclecount.log
@@ -1,9 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -177,6 +171,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -522,6 +539,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (dword()) clock()
 (dword) clock::return
 (dword) clock::return#0 367.33333333333337
@@ -614,14 +654,14 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
@@ -1007,6 +1047,7 @@ Uplift Scope [print_ulong_at] 701: zp[4]:24 [ print_ulong_at::dw#0 ]
 Uplift Scope [clock] 367.33: zp[4]:30 [ clock::return#0 ] 202: zp[4]:12 [ clock::return#2 ] 
 Uplift Scope [main] 202: zp[4]:16 [ main::$1 ] 202: zp[4]:20 [ main::cyclecount#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [clock_start] 
 Uplift Scope [RADIX] 
 Uplift Scope [] 
@@ -1018,6 +1059,7 @@ Uplifting [print_ulong_at] best 1731 combination zp[4]:24 [ print_ulong_at::dw#0
 Uplifting [clock] best 1731 combination zp[4]:30 [ clock::return#0 ] zp[4]:12 [ clock::return#2 ] 
 Uplifting [main] best 1731 combination zp[4]:16 [ main::$1 ] zp[4]:20 [ main::cyclecount#0 ] 
 Uplifting [MOS6526_CIA] best 1731 combination 
+Uplifting [MOS6581_SID] best 1731 combination 
 Uplifting [clock_start] best 1731 combination 
 Uplifting [RADIX] best 1731 combination 
 Uplifting [] best 1731 combination 
@@ -1039,14 +1081,14 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
@@ -1403,6 +1445,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -1484,14 +1549,14 @@ Score: 869
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
diff --git a/src/test/ref/cia-timer-cyclecount.sym b/src/test/ref/cia-timer-cyclecount.sym
index 17b3d6677..e4f1b828a 100644
--- a/src/test/ref/cia-timer-cyclecount.sym
+++ b/src/test/ref/cia-timer-cyclecount.sym
@@ -20,6 +20,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/cia-timer-simple.asm b/src/test/ref/cia-timer-simple.asm
index 208ea3418..89a74bcbb 100644
--- a/src/test/ref/cia-timer-simple.asm
+++ b/src/test/ref/cia-timer-simple.asm
@@ -2,14 +2,14 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   .label SCREEN = $400
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = $f
diff --git a/src/test/ref/cia-timer-simple.log b/src/test/ref/cia-timer-simple.log
index 51410b34d..11d188909 100644
--- a/src/test/ref/cia-timer-simple.log
+++ b/src/test/ref/cia-timer-simple.log
@@ -1,9 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -173,6 +167,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -511,6 +528,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (dword()) clock()
 (dword) clock::return
 (dword) clock::return#0 367.33333333333337
@@ -594,14 +634,14 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   .label SCREEN = $400
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = $f
@@ -946,6 +986,7 @@ Uplift Scope [print_uint_at] 9,505: zp[2]:2 [ print_uint_at::w#2 print_uint_at::
 Uplift Scope [print_ulong_at] 701: zp[4]:16 [ print_ulong_at::dw#0 ] 
 Uplift Scope [clock] 367.33: zp[4]:22 [ clock::return#0 ] 202: zp[4]:12 [ clock::return#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [clock_start] 
 Uplift Scope [RADIX] 
 Uplift Scope [main] 
@@ -957,6 +998,7 @@ Uplifting [print_uint_at] best 1047 combination zp[2]:2 [ print_uint_at::w#2 pri
 Uplifting [print_ulong_at] best 1047 combination zp[4]:16 [ print_ulong_at::dw#0 ] 
 Uplifting [clock] best 1047 combination zp[4]:22 [ clock::return#0 ] zp[4]:12 [ clock::return#2 ] 
 Uplifting [MOS6526_CIA] best 1047 combination 
+Uplifting [MOS6581_SID] best 1047 combination 
 Uplifting [clock_start] best 1047 combination 
 Uplifting [RADIX] best 1047 combination 
 Uplifting [main] best 1047 combination 
@@ -977,14 +1019,14 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   .label SCREEN = $400
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = $f
@@ -1312,6 +1354,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -1389,14 +1454,14 @@ Score: 455
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
-  // The CIA#2: Serial bus, RS-232, VIC memory bank
-  .label CIA2 = $dd00
-  // CIA#2 timer A&B as one single 32-bit value
-  .label CIA2_TIMER_AB = $dd04
   // Timer Control - Start/stop timer (0:stop, 1: start)
   .const CIA_TIMER_CONTROL_START = 1
   // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
   .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
+  // The CIA#2: Serial bus, RS-232, VIC memory bank
+  .label CIA2 = $dd00
+  // CIA#2 timer A&B as one single 32-bit value
+  .label CIA2_TIMER_AB = $dd04
   .label SCREEN = $400
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = $f
diff --git a/src/test/ref/cia-timer-simple.sym b/src/test/ref/cia-timer-simple.sym
index 1cffe7f10..84bd47431 100644
--- a/src/test/ref/cia-timer-simple.sym
+++ b/src/test/ref/cia-timer-simple.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/complex/clearscreen/clearscreen.asm b/src/test/ref/complex/clearscreen/clearscreen.asm
index ca76385c2..7b7c94321 100644
--- a/src/test/ref/complex/clearscreen/clearscreen.asm
+++ b/src/test/ref/complex/clearscreen/clearscreen.asm
@@ -4,6 +4,8 @@
 .pc = $80d "Program"
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -43,8 +45,6 @@
   .label COLS = $d800
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   .const LIGHT_BLUE = $e
diff --git a/src/test/ref/complex/clearscreen/clearscreen.log b/src/test/ref/complex/clearscreen/clearscreen.log
index 8df1b5d92..ca18e2ae3 100644
--- a/src/test/ref/complex/clearscreen/clearscreen.log
+++ b/src/test/ref/complex/clearscreen/clearscreen.log
@@ -5,100 +5,6 @@ Resolved forward reference irqBottom to interrupt(HARDWARE_ALL)(void()) irqBotto
 Constantified RValue *((const struct ProcessingSprite*) PROCESSING + (byte~) main::$10) ← { x: (word) 0, y: (word) 0, vx: (word) 0, vy: (word) 0, id: (byte) 0, ptr: (byte) 0, col: (byte) 0, status: (const byte) STATUS_FREE, screenPtr: (byte*)(number) 0 }
 Constantified RValue (struct ProcessingChar) getCharToProcess::closest ← (struct ProcessingChar){ (byte) getCharToProcess::x, (byte) getCharToProcess::y, (byte) getCharToProcess::dist }
 Constantified RValue *((const struct ProcessingSprite*) PROCESSING + (byte~) startProcessing::$22) ← (struct ProcessingSprite){ (word) startProcessing::spriteX, (word) startProcessing::spriteY, (word)(number~) startProcessing::$15, (word) $3c, (byte) startProcessing::spriteIdx, (byte) startProcessing::spritePtr, (byte) startProcessing::spriteCol, (const byte) STATUS_NEW, (byte*) startProcessing::screenPtr }
-Created struct value member variable (byte) main::center_x
-Created struct value member variable (byte) main::center_y
-Created struct value member variable (byte) main::center_dist
-Converted struct value to member variables (struct ProcessingChar) main::center
-Created struct value member variable (byte~) main::$5_x
-Created struct value member variable (byte~) main::$5_y
-Created struct value member variable (byte~) main::$5_dist
-Converted struct value to member variables (struct ProcessingChar~) main::$5
-Created struct value member variable (byte) getCharToProcess::return_x
-Created struct value member variable (byte) getCharToProcess::return_y
-Created struct value member variable (byte) getCharToProcess::return_dist
-Converted struct value to member variables (struct ProcessingChar) getCharToProcess::return
-Created struct value member variable (byte) getCharToProcess::closest_x
-Created struct value member variable (byte) getCharToProcess::closest_y
-Created struct value member variable (byte) getCharToProcess::closest_dist
-Converted struct value to member variables (struct ProcessingChar) getCharToProcess::closest
-Created struct value member variable (byte) startProcessing::center_x
-Created struct value member variable (byte) startProcessing::center_y
-Created struct value member variable (byte) startProcessing::center_dist
-Converted struct value to member variables (struct ProcessingChar) startProcessing::center
-Converted procedure struct value parameter to member unwinding (void()) startProcessing((byte) startProcessing::center_x , (byte) startProcessing::center_y , (byte) startProcessing::center_dist)
-Adding value bulk copy *((const struct ProcessingSprite*) PROCESSING + (byte~) main::$10) ← memcpy(*(&(const struct ProcessingSprite) $2), struct ProcessingSprite, (const byte) SIZEOF_STRUCT_PROCESSINGSPRITE)
-Converted procedure call LValue to member unwinding { (byte~) main::$5_x, (byte~) main::$5_y, (byte~) main::$5_dist } ← call getCharToProcess 
-Unwinding value copy (struct ProcessingChar) main::center ← (struct ProcessingChar~) main::$5
-Adding value simple copy (byte) main::center_x ← (byte~) main::$5_x
-Adding value simple copy (byte) main::center_y ← (byte~) main::$5_y
-Adding value simple copy (byte) main::center_dist ← (byte~) main::$5_dist
-Converted call struct value parameter to member unwinding (void~) main::$8 ← call startProcessing (byte) main::center_x (byte) main::center_y (byte) main::center_dist 
-Unwinding value copy (struct ProcessingChar) getCharToProcess::closest ← { x: (byte) 0, y: (byte) 0, dist: (const nomodify byte) NOT_FOUND }
-Adding value simple copy (byte) getCharToProcess::closest_x ← (byte) 0
-Adding value simple copy (byte) getCharToProcess::closest_y ← (byte) 0
-Adding value simple copy (byte) getCharToProcess::closest_dist ← (const nomodify byte) NOT_FOUND
-Unwinding value copy (struct ProcessingChar) getCharToProcess::closest ← (struct ProcessingChar){ (byte) getCharToProcess::x, (byte) getCharToProcess::y, (byte) getCharToProcess::dist }
-Adding value simple copy (byte) getCharToProcess::closest_x ← (byte) getCharToProcess::x
-Adding value simple copy (byte) getCharToProcess::closest_y ← (byte) getCharToProcess::y
-Adding value simple copy (byte) getCharToProcess::closest_dist ← (byte) getCharToProcess::dist
-Unwinding value copy (struct ProcessingChar) getCharToProcess::return ← (struct ProcessingChar) getCharToProcess::closest
-Adding value simple copy (byte) getCharToProcess::return_x ← (byte) getCharToProcess::closest_x
-Adding value simple copy (byte) getCharToProcess::return_y ← (byte) getCharToProcess::closest_y
-Adding value simple copy (byte) getCharToProcess::return_dist ← (byte) getCharToProcess::closest_dist
-Unwinding value copy (struct ProcessingChar) getCharToProcess::return ← (struct ProcessingChar) getCharToProcess::return
-Adding value simple copy (byte) getCharToProcess::return_x ← (byte) getCharToProcess::return_x
-Adding value simple copy (byte) getCharToProcess::return_y ← (byte) getCharToProcess::return_y
-Adding value simple copy (byte) getCharToProcess::return_dist ← (byte) getCharToProcess::return_dist
-Converted procedure struct return value to member unwinding return { (byte) getCharToProcess::return_x, (byte) getCharToProcess::return_y, (byte) getCharToProcess::return_dist }
-Unwinding value copy *((const struct ProcessingSprite*) PROCESSING + (byte~) startProcessing::$22) ← (struct ProcessingSprite){ (word) startProcessing::spriteX, (word) startProcessing::spriteY, (word)(number~) startProcessing::$15, (word) $3c, (byte) startProcessing::spriteIdx, (byte) startProcessing::spritePtr, (byte) startProcessing::spriteCol, (const byte) STATUS_NEW, (byte*) startProcessing::screenPtr }
-Adding value simple copy *((word*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_X + (byte~) startProcessing::$22) ← (word) startProcessing::spriteX
-Adding value simple copy *((word*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_Y + (byte~) startProcessing::$22) ← (word) startProcessing::spriteY
-Adding value simple copy *((word*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_VX + (byte~) startProcessing::$22) ← (word)(number~) startProcessing::$15
-Adding value simple copy *((word*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_VY + (byte~) startProcessing::$22) ← (word) $3c
-Adding value simple copy *((byte*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_ID + (byte~) startProcessing::$22) ← (byte) startProcessing::spriteIdx
-Adding value simple copy *((byte*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_PTR + (byte~) startProcessing::$22) ← (byte) startProcessing::spritePtr
-Adding value simple copy *((byte*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_COL + (byte~) startProcessing::$22) ← (byte) startProcessing::spriteCol
-Adding value simple copy *((byte*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_STATUS + (byte~) startProcessing::$22) ← (const byte) STATUS_NEW
-Adding value simple copy *((byte**)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_SCREENPTR + (byte~) startProcessing::$22) ← (byte*) startProcessing::screenPtr
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference (struct ProcessingChar) main::center.dist with member unwinding reference (byte) main::center_dist
-Replacing struct member reference (struct ProcessingChar) getCharToProcess::closest.dist with member unwinding reference (byte) getCharToProcess::closest_dist
-Replacing struct member reference (struct ProcessingChar) getCharToProcess::closest.dist with member unwinding reference (byte) getCharToProcess::closest_dist
-Replacing struct member reference (struct ProcessingChar) getCharToProcess::closest.y with member unwinding reference (byte) getCharToProcess::closest_y
-Replacing struct member reference (struct ProcessingChar) getCharToProcess::closest.x with member unwinding reference (byte) getCharToProcess::closest_x
-Replacing struct member reference *((const struct ProcessingSprite*) PROCESSING + (byte~) startProcessing::$21).status with member unwinding reference *((byte*)(const struct ProcessingSprite*) PROCESSING+(const byte) OFFSET_STRUCT_PROCESSINGSPRITE_STATUS + (byte~) startProcessing::$21)
-Replacing struct member reference (struct ProcessingChar) startProcessing::center.y with member unwinding reference (byte) startProcessing::center_y
-Replacing struct member reference (struct ProcessingChar) startProcessing::center.x with member unwinding reference (byte) startProcessing::center_x
-Replacing struct member reference (struct ProcessingChar) startProcessing::center.x with member unwinding reference (byte) startProcessing::center_x
-Replacing struct member reference (struct ProcessingChar) startProcessing::center.y with member unwinding reference (byte) startProcessing::center_y
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).id with member unwinding reference *((byte*~) processChars::$31)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).status with member unwinding reference *((byte*~) processChars::$32)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).status with member unwinding reference *((byte*~) processChars::$33)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).x with member unwinding reference *((word*~) processChars::$34)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).screenPtr with member unwinding reference *((byte**~) processChars::$35)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).col with member unwinding reference *((byte*~) processChars::$36)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).id with member unwinding reference *((byte*~) processChars::$37)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).id with member unwinding reference *((byte*~) processChars::$38)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).ptr with member unwinding reference *((byte*~) processChars::$39)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).status with member unwinding reference *((byte*~) processChars::$40)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).y with member unwinding reference *((word*~) processChars::$41)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).x with member unwinding reference *((word*~) processChars::$42)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).x with member unwinding reference *((word*~) processChars::$43)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).y with member unwinding reference *((word*~) processChars::$44)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).y with member unwinding reference *((word*~) processChars::$45)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).status with member unwinding reference *((byte*~) processChars::$46)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).vx with member unwinding reference *((word*~) processChars::$47)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).vx with member unwinding reference *((word*~) processChars::$48)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).x with member unwinding reference *((word*~) processChars::$49)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).vx with member unwinding reference *((word*~) processChars::$50)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).x with member unwinding reference *((word*~) processChars::$51)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).vy with member unwinding reference *((word*~) processChars::$52)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).vy with member unwinding reference *((word*~) processChars::$53)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).y with member unwinding reference *((word*~) processChars::$54)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).vy with member unwinding reference *((word*~) processChars::$55)
-Replacing struct member reference *((struct ProcessingSprite*) processChars::processing).y with member unwinding reference *((word*~) processChars::$56)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Eliminating unused variable with no statement (struct ProcessingChar~) main::$5
 Unwinding list assignment { (byte~) main::$5_x, (byte~) main::$5_y, (byte~) main::$5_dist } ← { (byte) getCharToProcess::return_x, (byte) getCharToProcess::return_y, (byte) getCharToProcess::return_dist }
@@ -1195,6 +1101,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NOT_FOUND = (byte) $ff
 (const nomodify byte) NUM_PROCESSING = (byte) 8
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
@@ -3839,6 +3768,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) ProcessingChar::dist
 (byte) ProcessingChar::x
 (byte) ProcessingChar::y
@@ -4533,6 +4485,8 @@ Target platform is c64basic / MOS6502X
   // Global Constants & labels
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -4572,8 +4526,6 @@ Target platform is c64basic / MOS6502X
   .label COLS = $d800
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   .const LIGHT_BLUE = $e
@@ -7298,6 +7250,7 @@ Uplift Scope [] 16.25: zp[2]:48 [ heap_head#5 heap_head#1 ] 0.03: zp[2]:54 [ SCR
 Uplift Scope [malloc] 4.4: zp[2]:156 [ malloc::mem#0 ] 
 Uplift Scope [RADIX] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [ProcessingChar] 
 Uplift Scope [ProcessingSprite] 
 Uplift Scope [ProcessingSprite::$0] 
@@ -7320,6 +7273,7 @@ Uplifting [] best 1263507 combination zp[2]:48 [ heap_head#5 heap_head#1 ] zp[2]
 Uplifting [malloc] best 1263507 combination zp[2]:156 [ malloc::mem#0 ] 
 Uplifting [RADIX] best 1263507 combination 
 Uplifting [MOS6526_CIA] best 1263507 combination 
+Uplifting [MOS6581_SID] best 1263507 combination 
 Uplifting [ProcessingChar] best 1263507 combination 
 Uplifting [ProcessingSprite] best 1263507 combination 
 Uplifting [ProcessingSprite::$0] best 1263507 combination 
@@ -7519,6 +7473,8 @@ ASSEMBLER BEFORE OPTIMIZATION
   // Global Constants & labels
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -7558,8 +7514,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .label COLS = $d800
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   .const LIGHT_BLUE = $e
@@ -9803,6 +9757,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NOT_FOUND = (byte) $ff
 (const nomodify byte) NUM_PROCESSING = (byte) 8
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
@@ -10341,6 +10318,8 @@ Score: 1113354
   // Global Constants & labels
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -10380,8 +10359,6 @@ Score: 1113354
   .label COLS = $d800
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   .const LIGHT_BLUE = $e
diff --git a/src/test/ref/complex/clearscreen/clearscreen.sym b/src/test/ref/complex/clearscreen/clearscreen.sym
index 0e006eb7d..083bd4931 100644
--- a/src/test/ref/complex/clearscreen/clearscreen.sym
+++ b/src/test/ref/complex/clearscreen/clearscreen.sym
@@ -37,6 +37,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NOT_FOUND = (byte) $ff
 (const nomodify byte) NUM_PROCESSING = (byte) 8
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
diff --git a/src/test/ref/complex/medusa/medusa.log b/src/test/ref/complex/medusa/medusa.log
index f60cb82a4..bb2c827b2 100644
--- a/src/test/ref/complex/medusa/medusa.log
+++ b/src/test/ref/complex/medusa/medusa.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -107,6 +105,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*)(number) $400
 (void()) main()
 (byte*~) main::$2
@@ -320,6 +341,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (void*()) memcpy((void*) memcpy::destination , (void*) memcpy::source , (word) memcpy::num)
 (void*) memcpy::destination
@@ -528,11 +572,13 @@ Potential registers zp[2]:10 [ memcpy::src_end#0 ] : zp[2]:10 ,
 REGISTER UPLIFT SCOPES
 Uplift Scope [memcpy] 3,129.25: zp[2]:6 [ memcpy::src#2 memcpy::src#4 memcpy::src#1 ] 2,237.67: zp[2]:8 [ memcpy::dst#2 memcpy::dst#4 memcpy::dst#1 ] 137.75: zp[2]:10 [ memcpy::src_end#0 ] 0: zp[2]:2 [ memcpy::source#2 ] 0: zp[2]:4 [ memcpy::destination#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
 Uplifting [memcpy] best 919 combination zp[2]:6 [ memcpy::src#2 memcpy::src#4 memcpy::src#1 ] zp[2]:8 [ memcpy::dst#2 memcpy::dst#4 memcpy::dst#1 ] zp[2]:10 [ memcpy::src_end#0 ] zp[2]:2 [ memcpy::source#2 ] zp[2]:4 [ memcpy::destination#2 ] 
 Uplifting [MOS6526_CIA] best 919 combination 
+Uplifting [MOS6581_SID] best 919 combination 
 Uplifting [main] best 919 combination 
 Uplifting [] best 919 combination 
 Coalescing zero page register [ zp[2]:2 [ memcpy::source#2 ] ] with [ zp[2]:6 [ memcpy::src#2 memcpy::src#4 memcpy::src#1 ] ] - score: 1
@@ -741,6 +787,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*) 1024
 (void()) main()
 (label) main::@1
diff --git a/src/test/ref/complex/medusa/medusa.sym b/src/test/ref/complex/medusa/medusa.sym
index d26d392e2..eba0e0006 100644
--- a/src/test/ref/complex/medusa/medusa.sym
+++ b/src/test/ref/complex/medusa/medusa.sym
@@ -24,6 +24,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*) 1024
 (void()) main()
 (label) main::@1
diff --git a/src/test/ref/complex/prebob/grid-bobs.log b/src/test/ref/complex/prebob/grid-bobs.log
index cce70ac77..a47c7fa42 100644
--- a/src/test/ref/complex/prebob/grid-bobs.log
+++ b/src/test/ref/complex/prebob/grid-bobs.log
@@ -1,16 +1,4 @@
 Resolved forward reference bob_charset_next_id to (byte) bob_charset_next_id
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call mulf8s_prepare (signed byte) mulf8s::a 
 Inlined call call vicSelectGfxBank (const nomodify byte*) BOB_SCREEN 
@@ -1185,6 +1173,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const word*) MUL40[(number) $20]  = { fill( $20, 0) }
 (const nomodify byte) NUM_BOBS = (byte) $19
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
@@ -3975,6 +3986,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) bob_charset_next_id
 (byte) bob_charset_next_id#14 1051.5
 (byte) bob_charset_next_id#16 9.091909185454545E8
@@ -6442,6 +6476,7 @@ Uplift Scope [keyboard_matrix_read] 3,667.33: zp[1]:71 [ keyboard_matrix_read::r
 Uplift Scope [memset] 3,336.67: zp[2]:19 [ memset::dst#2 memset::dst#1 ] 
 Uplift Scope [keyboard_key_pressed] 2,002: zp[1]:69 [ keyboard_key_pressed::$2 ] 300.75: zp[1]:70 [ keyboard_key_pressed::return#0 ] 202: zp[1]:64 [ keyboard_key_pressed::return#2 ] 202: zp[1]:66 [ keyboard_key_pressed::return#3 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [progress_init] 
 Uplift Scope [progress_inc] 
@@ -6466,6 +6501,7 @@ Uplifting [memset] best 4043196 combination zp[2]:19 [ memset::dst#2 memset::dst
 Uplifting [keyboard_key_pressed] best 4043007 combination reg byte a [ keyboard_key_pressed::$2 ] reg byte a [ keyboard_key_pressed::return#0 ] reg byte a [ keyboard_key_pressed::return#2 ] reg byte a [ keyboard_key_pressed::return#3 ] 
 Limited combination testing to 100 combinations of 256 possible.
 Uplifting [MOS6526_CIA] best 4043007 combination 
+Uplifting [MOS6581_SID] best 4043007 combination 
 Uplifting [RADIX] best 4043007 combination 
 Uplifting [progress_init] best 4043007 combination 
 Uplifting [progress_inc] best 4043007 combination 
@@ -8386,6 +8422,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const word*) MUL40[(number) $20]  = { fill( $20, 0) }
 (const nomodify byte) NUM_BOBS = (byte) $19
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
diff --git a/src/test/ref/complex/prebob/grid-bobs.sym b/src/test/ref/complex/prebob/grid-bobs.sym
index 856be2b68..666cd8ede 100644
--- a/src/test/ref/complex/prebob/grid-bobs.sym
+++ b/src/test/ref/complex/prebob/grid-bobs.sym
@@ -28,6 +28,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const word*) MUL40[(number) $20]  = { fill( $20, 0) }
 (const nomodify byte) NUM_BOBS = (byte) $19
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
diff --git a/src/test/ref/complex/prebob/vogel-bobs.log b/src/test/ref/complex/prebob/vogel-bobs.log
index 962ffe093..5773c032e 100644
--- a/src/test/ref/complex/prebob/vogel-bobs.log
+++ b/src/test/ref/complex/prebob/vogel-bobs.log
@@ -1,16 +1,4 @@
 Resolved forward reference bob_charset_next_id to (byte) bob_charset_next_id
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call mulf8s_prepare (signed byte) mulf8s::a 
 Inlined call call vicSelectGfxBank (const nomodify byte*) BOB_SCREEN 
@@ -1279,6 +1267,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const word*) MUL40[(number) $20]  = { fill( $20, 0) }
 (const nomodify byte) NUM_BOBS = (byte) $14
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
@@ -4251,6 +4262,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte()) bobCharsetFindOrAddGlyph((byte*) bobCharsetFindOrAddGlyph::bob_glyph)
 (byte*) bobCharsetFindOrAddGlyph::bob_glyph
 (byte*) bobCharsetFindOrAddGlyph::bob_glyph#1 200002.0
@@ -7148,6 +7182,7 @@ Uplift Scope [keyboard_matrix_read] 3,667.33: zp[1]:79 [ keyboard_matrix_read::r
 Uplift Scope [memset] 3,336.67: zp[2]:13 [ memset::dst#2 memset::dst#1 ] 
 Uplift Scope [keyboard_key_pressed] 2,002: zp[1]:77 [ keyboard_key_pressed::$2 ] 300.75: zp[1]:78 [ keyboard_key_pressed::return#0 ] 202: zp[1]:72 [ keyboard_key_pressed::return#2 ] 202: zp[1]:74 [ keyboard_key_pressed::return#3 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [progress_init] 
 Uplift Scope [progress_inc] 
@@ -7177,6 +7212,7 @@ Uplifting [memset] best 3965606 combination zp[2]:13 [ memset::dst#2 memset::dst
 Uplifting [keyboard_key_pressed] best 3965417 combination reg byte a [ keyboard_key_pressed::$2 ] reg byte a [ keyboard_key_pressed::return#0 ] reg byte a [ keyboard_key_pressed::return#2 ] reg byte a [ keyboard_key_pressed::return#3 ] 
 Limited combination testing to 100 combinations of 256 possible.
 Uplifting [MOS6526_CIA] best 3965417 combination 
+Uplifting [MOS6581_SID] best 3965417 combination 
 Uplifting [RADIX] best 3965417 combination 
 Uplifting [progress_init] best 3965417 combination 
 Uplifting [progress_inc] best 3965417 combination 
@@ -9260,6 +9296,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const word*) MUL40[(number) $20]  = { fill( $20, 0) }
 (const nomodify byte) NUM_BOBS = (byte) $14
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
diff --git a/src/test/ref/complex/prebob/vogel-bobs.sym b/src/test/ref/complex/prebob/vogel-bobs.sym
index 39c3660bb..7ed0db368 100644
--- a/src/test/ref/complex/prebob/vogel-bobs.sym
+++ b/src/test/ref/complex/prebob/vogel-bobs.sym
@@ -28,6 +28,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const word*) MUL40[(number) $20]  = { fill( $20, 0) }
 (const nomodify byte) NUM_BOBS = (byte) $14
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
diff --git a/src/test/ref/complex/prebob/vogel-sprites.log b/src/test/ref/complex/prebob/vogel-sprites.log
index b8a20a057..c641ecedb 100644
--- a/src/test/ref/complex/prebob/vogel-sprites.log
+++ b/src/test/ref/complex/prebob/vogel-sprites.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call plexSetScreen (byte*) plexInit::screen 
 Inlined call call plexFreePrepare 
@@ -777,6 +769,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NUM_BOBS = (byte) $10
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
@@ -2637,6 +2652,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte*) PLEX_SCREEN_PTR
 (void()) exit()
 (byte~) exit::$0 2002.0
@@ -4915,6 +4953,7 @@ Uplift Scope [keyboard_key_pressed] 20,002: zp[1]:40 [ keyboard_key_pressed::$2
 Uplift Scope [init] 3,003: zp[1]:15 [ init::i1#2 init::i1#1 ] 2,302.3: zp[1]:14 [ init::i#2 init::i#1 ] 2,002: zp[1]:94 [ init::$10 ] 2,002: zp[1]:95 [ init::$3 ] 2,002: zp[1]:97 [ init::$9 ] 2,002: zp[1]:98 [ init::$5 ] 2,002: zp[1]:99 [ init::$6 ] 1,001: zp[1]:96 [ init::$4 ] 
 Uplift Scope [exit] 2,002: zp[1]:38 [ exit::$0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [plexSort] best 105185 combination reg byte x [ plexSort::s#3 plexSort::s#1 plexSort::s#6 ] reg byte x [ plexSort::plexFreePrepare1_s#2 plexSort::plexFreePrepare1_s#1 ] reg byte x [ plexSort::s#2 ] zp[1]:7 [ plexSort::m#2 plexSort::m#1 ] zp[1]:79 [ plexSort::nxt_y#0 ] zp[1]:78 [ plexSort::nxt_idx#0 ] 
@@ -4940,6 +4979,7 @@ Uplifting [init] best 101332 combination reg byte x [ init::i1#2 init::i1#1 ] zp
 Limited combination testing to 100 combinations of 27648 possible.
 Uplifting [exit] best 101272 combination reg byte a [ exit::$0 ] 
 Uplifting [MOS6526_CIA] best 101272 combination 
+Uplifting [MOS6581_SID] best 101272 combination 
 Uplifting [main] best 101272 combination 
 Attempting to uplift remaining variables inzp[1]:7 [ plexSort::m#2 plexSort::m#1 ]
 Uplifting [plexSort] best 101272 combination zp[1]:7 [ plexSort::m#2 plexSort::m#1 ] 
@@ -6564,6 +6604,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NUM_BOBS = (byte) $10
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte) PLEX_COUNT = (byte) $20
diff --git a/src/test/ref/complex/prebob/vogel-sprites.sym b/src/test/ref/complex/prebob/vogel-sprites.sym
index c0810435d..6e1fb996c 100644
--- a/src/test/ref/complex/prebob/vogel-sprites.sym
+++ b/src/test/ref/complex/prebob/vogel-sprites.sym
@@ -24,6 +24,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NUM_BOBS = (byte) $10
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte) PLEX_COUNT = (byte) $20
diff --git a/src/test/ref/complex/splines/truetype-splines.log b/src/test/ref/complex/splines/truetype-splines.log
index 1333079a0..55eccec02 100644
--- a/src/test/ref/complex/splines/truetype-splines.log
+++ b/src/test/ref/complex/splines/truetype-splines.log
@@ -14,383 +14,6 @@ Constantified RValue (struct SplineVector16) show_letter::to ← (struct SplineV
 Constantified RValue (struct SplineVector16) show_letter::to ← (struct SplineVector16){ (signed word)(number~) show_letter::$3, (signed word)(number~) show_letter::$4 }
 Constantified RValue (struct SplineVector16) show_letter::via ← (struct SplineVector16){ (signed word)(number~) show_letter::$5, (signed word)(number~) show_letter::$6 }
 Constantified RValue (struct SplineVector16) show_letter::via ← (struct SplineVector16){ (signed word)(number~) show_letter::$8, (signed word)(number~) show_letter::$9 }
-Created struct value member variable (signed word) spline_16seg::p0_x
-Created struct value member variable (signed word) spline_16seg::p0_y
-Converted struct value to member variables (struct SplineVector16) spline_16seg::p0
-Created struct value member variable (signed word) spline_16seg::p1_x
-Created struct value member variable (signed word) spline_16seg::p1_y
-Converted struct value to member variables (struct SplineVector16) spline_16seg::p1
-Created struct value member variable (signed word) spline_16seg::p2_x
-Created struct value member variable (signed word) spline_16seg::p2_y
-Converted struct value to member variables (struct SplineVector16) spline_16seg::p2
-Created struct value member variable (signed word) spline_16seg::a_x
-Created struct value member variable (signed word) spline_16seg::a_y
-Converted struct value to member variables (struct SplineVector16) spline_16seg::a
-Created struct value member variable (signed word) spline_16seg::b_x
-Created struct value member variable (signed word) spline_16seg::b_y
-Converted struct value to member variables (struct SplineVector16) spline_16seg::b
-Created struct value member variable (signed dword) spline_16seg::i_x
-Created struct value member variable (signed dword) spline_16seg::i_y
-Converted struct value to member variables (struct SplineVector32) spline_16seg::i
-Created struct value member variable (signed dword) spline_16seg::j_x
-Created struct value member variable (signed dword) spline_16seg::j_y
-Converted struct value to member variables (struct SplineVector32) spline_16seg::j
-Created struct value member variable (signed dword) spline_16seg::p_x
-Created struct value member variable (signed dword) spline_16seg::p_y
-Converted struct value to member variables (struct SplineVector32) spline_16seg::p
-Created struct value member variable (signed word) spline_8seg::p0_x
-Created struct value member variable (signed word) spline_8seg::p0_y
-Converted struct value to member variables (struct SplineVector16) spline_8seg::p0
-Created struct value member variable (signed word) spline_8seg::p1_x
-Created struct value member variable (signed word) spline_8seg::p1_y
-Converted struct value to member variables (struct SplineVector16) spline_8seg::p1
-Created struct value member variable (signed word) spline_8seg::p2_x
-Created struct value member variable (signed word) spline_8seg::p2_y
-Converted struct value to member variables (struct SplineVector16) spline_8seg::p2
-Created struct value member variable (signed word) spline_8seg::a_x
-Created struct value member variable (signed word) spline_8seg::a_y
-Converted struct value to member variables (struct SplineVector16) spline_8seg::a
-Created struct value member variable (signed word) spline_8seg::b_x
-Created struct value member variable (signed word) spline_8seg::b_y
-Converted struct value to member variables (struct SplineVector16) spline_8seg::b
-Created struct value member variable (signed dword) spline_8seg::i_x
-Created struct value member variable (signed dword) spline_8seg::i_y
-Converted struct value to member variables (struct SplineVector32) spline_8seg::i
-Created struct value member variable (signed dword) spline_8seg::j_x
-Created struct value member variable (signed dword) spline_8seg::j_y
-Converted struct value to member variables (struct SplineVector32) spline_8seg::j
-Created struct value member variable (signed dword) spline_8seg::p_x
-Created struct value member variable (signed dword) spline_8seg::p_y
-Converted struct value to member variables (struct SplineVector32) spline_8seg::p
-Created struct value member variable (signed word) spline_8segB::p0_x
-Created struct value member variable (signed word) spline_8segB::p0_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::p0
-Created struct value member variable (signed word) spline_8segB::p1_x
-Created struct value member variable (signed word) spline_8segB::p1_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::p1
-Created struct value member variable (signed word) spline_8segB::p2_x
-Created struct value member variable (signed word) spline_8segB::p2_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::p2
-Created struct value member variable (signed word) spline_8segB::a_x
-Created struct value member variable (signed word) spline_8segB::a_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::a
-Created struct value member variable (signed word) spline_8segB::b_x
-Created struct value member variable (signed word) spline_8segB::b_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::b
-Created struct value member variable (signed word) spline_8segB::i_x
-Created struct value member variable (signed word) spline_8segB::i_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::i
-Created struct value member variable (signed word) spline_8segB::j_x
-Created struct value member variable (signed word) spline_8segB::j_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::j
-Created struct value member variable (signed word) spline_8segB::p_x
-Created struct value member variable (signed word) spline_8segB::p_y
-Converted struct value to member variables (struct SplineVector16) spline_8segB::p
-Created struct value member variable (signed word) show_letter::current_x
-Created struct value member variable (signed word) show_letter::current_y
-Converted struct value to member variables (struct SplineVector16) show_letter::current
-Created struct value member variable (signed word) show_letter::to_x
-Created struct value member variable (signed word) show_letter::to_y
-Converted struct value to member variables (struct SplineVector16) show_letter::to
-Created struct value member variable (signed word~) show_letter::$2_x
-Created struct value member variable (signed word~) show_letter::$2_y
-Converted struct value to member variables (struct SplineVector16~) show_letter::$2
-Created struct value member variable (signed word) show_letter::via_x
-Created struct value member variable (signed word) show_letter::via_y
-Converted struct value to member variables (struct SplineVector16) show_letter::via
-Created struct value member variable (signed word~) show_letter::$7_x
-Created struct value member variable (signed word~) show_letter::$7_y
-Converted struct value to member variables (struct SplineVector16~) show_letter::$7
-Created struct value member variable (byte) show_letter::segment_type
-Created struct value member variable (struct SplineVector16) show_letter::segment_to
-Created struct value member variable (struct SplineVector16) show_letter::segment_via
-Converted struct value to member variables (struct Segment) show_letter::segment
-Created struct value member variable (signed word) bitmap_plot_spline_8seg::current_x
-Created struct value member variable (signed word) bitmap_plot_spline_8seg::current_y
-Converted struct value to member variables (struct SplineVector16) bitmap_plot_spline_8seg::current
-Created struct value member variable (signed word) rotate::return_x
-Created struct value member variable (signed word) rotate::return_y
-Converted struct value to member variables (struct SplineVector16) rotate::return
-Created struct value member variable (signed word) rotate::vector_x
-Created struct value member variable (signed word) rotate::vector_y
-Converted struct value to member variables (struct SplineVector16) rotate::vector
-Created struct value member variable (signed word) rotate::rotated_x
-Created struct value member variable (signed word) rotate::rotated_y
-Converted struct value to member variables (struct SplineVector16) rotate::rotated
-Created struct value member variable (signed word) show_letter::segment_to_x
-Created struct value member variable (signed word) show_letter::segment_to_y
-Converted struct value to member variables (struct SplineVector16) show_letter::segment_to
-Created struct value member variable (signed word) show_letter::segment_via_x
-Created struct value member variable (signed word) show_letter::segment_via_y
-Converted struct value to member variables (struct SplineVector16) show_letter::segment_via
-Converted procedure struct value parameter to member unwinding (void()) spline_16seg((signed word) spline_16seg::p0_x , (signed word) spline_16seg::p0_y , (signed word) spline_16seg::p1_x , (signed word) spline_16seg::p1_y , (signed word) spline_16seg::p2_x , (signed word) spline_16seg::p2_y)
-Converted procedure struct value parameter to member unwinding (void()) spline_8seg((signed word) spline_8seg::p0_x , (signed word) spline_8seg::p0_y , (signed word) spline_8seg::p1_x , (signed word) spline_8seg::p1_y , (signed word) spline_8seg::p2_x , (signed word) spline_8seg::p2_y)
-Converted procedure struct value parameter to member unwinding (void()) spline_8segB((signed word) spline_8segB::p0_x , (signed word) spline_8segB::p0_y , (signed word) spline_8segB::p1_x , (signed word) spline_8segB::p1_y , (signed word) spline_8segB::p2_x , (signed word) spline_8segB::p2_y)
-Converted procedure struct value parameter to member unwinding (struct SplineVector16()) rotate((signed word) rotate::vector_x , (signed word) rotate::vector_y , (byte) rotate::angle)
-Unwinding value copy (struct SplineVector16) spline_16seg::a ← (struct SplineVector16){ (number~) spline_16seg::$2, (number~) spline_16seg::$5 }
-Adding value simple copy (signed word) spline_16seg::a_x ← (number~) spline_16seg::$2
-Adding value simple copy (signed word) spline_16seg::a_y ← (number~) spline_16seg::$5
-Unwinding value copy (struct SplineVector16) spline_16seg::b ← (struct SplineVector16){ (number~) spline_16seg::$7, (number~) spline_16seg::$9 }
-Adding value simple copy (signed word) spline_16seg::b_x ← (number~) spline_16seg::$7
-Adding value simple copy (signed word) spline_16seg::b_y ← (number~) spline_16seg::$9
-Unwinding value copy (struct SplineVector32) spline_16seg::i ← (struct SplineVector32){ (number~) spline_16seg::$13, (number~) spline_16seg::$17 }
-Adding value simple copy (signed dword) spline_16seg::i_x ← (number~) spline_16seg::$13
-Adding value simple copy (signed dword) spline_16seg::i_y ← (number~) spline_16seg::$17
-Unwinding value copy (struct SplineVector32) spline_16seg::j ← (struct SplineVector32){ (number~) spline_16seg::$19, (number~) spline_16seg::$21 }
-Adding value simple copy (signed dword) spline_16seg::j_x ← (number~) spline_16seg::$19
-Adding value simple copy (signed dword) spline_16seg::j_y ← (number~) spline_16seg::$21
-Unwinding value copy (struct SplineVector32) spline_16seg::p ← (struct SplineVector32){ (number~) spline_16seg::$22, (number~) spline_16seg::$23 }
-Adding value simple copy (signed dword) spline_16seg::p_x ← (number~) spline_16seg::$22
-Adding value simple copy (signed dword) spline_16seg::p_y ← (number~) spline_16seg::$23
-Unwinding value copy *((const struct SplineVector16*) SPLINE_16SEG + (byte~) spline_16seg::$37) ← (struct SplineVector16){ (signed word)(number~) spline_16seg::$29, (signed word)(number~) spline_16seg::$31 }
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_16SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) spline_16seg::$37) ← (signed word)(number~) spline_16seg::$29
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_16SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) spline_16seg::$37) ← (signed word)(number~) spline_16seg::$31
-Unwinding value copy (struct SplineVector32) spline_16seg::p ← (struct SplineVector32){ (signed dword~) spline_16seg::$32, (signed dword~) spline_16seg::$33 }
-Adding value simple copy (signed dword) spline_16seg::p_x ← (signed dword~) spline_16seg::$32
-Adding value simple copy (signed dword) spline_16seg::p_y ← (signed dword~) spline_16seg::$33
-Unwinding value copy (struct SplineVector32) spline_16seg::i ← (struct SplineVector32){ (signed dword~) spline_16seg::$34, (signed dword~) spline_16seg::$35 }
-Adding value simple copy (signed dword) spline_16seg::i_x ← (signed dword~) spline_16seg::$34
-Adding value simple copy (signed dword) spline_16seg::i_y ← (signed dword~) spline_16seg::$35
-Unwinding value copy *((const struct SplineVector16*) SPLINE_16SEG + (number~) spline_16seg::$38) ← (struct SplineVector16){ (signed word)(number~) spline_16seg::$25, (signed word)(number~) spline_16seg::$27 }
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_16SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (number~) spline_16seg::$38) ← (signed word)(number~) spline_16seg::$25
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_16SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (number~) spline_16seg::$38) ← (signed word)(number~) spline_16seg::$27
-Unwinding value copy (struct SplineVector16) spline_8seg::a ← (struct SplineVector16){ (number~) spline_8seg::$2, (number~) spline_8seg::$5 }
-Adding value simple copy (signed word) spline_8seg::a_x ← (number~) spline_8seg::$2
-Adding value simple copy (signed word) spline_8seg::a_y ← (number~) spline_8seg::$5
-Unwinding value copy (struct SplineVector16) spline_8seg::b ← (struct SplineVector16){ (number~) spline_8seg::$7, (number~) spline_8seg::$9 }
-Adding value simple copy (signed word) spline_8seg::b_x ← (number~) spline_8seg::$7
-Adding value simple copy (signed word) spline_8seg::b_y ← (number~) spline_8seg::$9
-Unwinding value copy (struct SplineVector32) spline_8seg::i ← (struct SplineVector32){ (number~) spline_8seg::$14, (number~) spline_8seg::$19 }
-Adding value simple copy (signed dword) spline_8seg::i_x ← (number~) spline_8seg::$14
-Adding value simple copy (signed dword) spline_8seg::i_y ← (number~) spline_8seg::$19
-Unwinding value copy (struct SplineVector32) spline_8seg::j ← (struct SplineVector32){ (number~) spline_8seg::$21, (number~) spline_8seg::$23 }
-Adding value simple copy (signed dword) spline_8seg::j_x ← (number~) spline_8seg::$21
-Adding value simple copy (signed dword) spline_8seg::j_y ← (number~) spline_8seg::$23
-Unwinding value copy (struct SplineVector32) spline_8seg::p ← (struct SplineVector32){ (number~) spline_8seg::$24, (number~) spline_8seg::$25 }
-Adding value simple copy (signed dword) spline_8seg::p_x ← (number~) spline_8seg::$24
-Adding value simple copy (signed dword) spline_8seg::p_y ← (number~) spline_8seg::$25
-Unwinding value copy *((const struct SplineVector16*) SPLINE_8SEG + (byte~) spline_8seg::$39) ← (struct SplineVector16){ (signed word)(number~) spline_8seg::$31, (signed word)(number~) spline_8seg::$33 }
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) spline_8seg::$39) ← (signed word)(number~) spline_8seg::$31
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) spline_8seg::$39) ← (signed word)(number~) spline_8seg::$33
-Unwinding value copy (struct SplineVector32) spline_8seg::p ← (struct SplineVector32){ (signed dword~) spline_8seg::$34, (signed dword~) spline_8seg::$35 }
-Adding value simple copy (signed dword) spline_8seg::p_x ← (signed dword~) spline_8seg::$34
-Adding value simple copy (signed dword) spline_8seg::p_y ← (signed dword~) spline_8seg::$35
-Unwinding value copy (struct SplineVector32) spline_8seg::i ← (struct SplineVector32){ (signed dword~) spline_8seg::$36, (signed dword~) spline_8seg::$37 }
-Adding value simple copy (signed dword) spline_8seg::i_x ← (signed dword~) spline_8seg::$36
-Adding value simple copy (signed dword) spline_8seg::i_y ← (signed dword~) spline_8seg::$37
-Unwinding value copy *((const struct SplineVector16*) SPLINE_8SEG + (number~) spline_8seg::$40) ← (struct SplineVector16){ (signed word)(number~) spline_8seg::$27, (signed word)(number~) spline_8seg::$29 }
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (number~) spline_8seg::$40) ← (signed word)(number~) spline_8seg::$27
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (number~) spline_8seg::$40) ← (signed word)(number~) spline_8seg::$29
-Unwinding value copy (struct SplineVector16) spline_8segB::a ← (struct SplineVector16){ (number~) spline_8segB::$2, (number~) spline_8segB::$5 }
-Adding value simple copy (signed word) spline_8segB::a_x ← (number~) spline_8segB::$2
-Adding value simple copy (signed word) spline_8segB::a_y ← (number~) spline_8segB::$5
-Unwinding value copy (struct SplineVector16) spline_8segB::b ← (struct SplineVector16){ (number~) spline_8segB::$7, (number~) spline_8segB::$9 }
-Adding value simple copy (signed word) spline_8segB::b_x ← (number~) spline_8segB::$7
-Adding value simple copy (signed word) spline_8segB::b_y ← (number~) spline_8segB::$9
-Unwinding value copy (struct SplineVector16) spline_8segB::i ← (struct SplineVector16){ (number~) spline_8segB::$11, (number~) spline_8segB::$13 }
-Adding value simple copy (signed word) spline_8segB::i_x ← (number~) spline_8segB::$11
-Adding value simple copy (signed word) spline_8segB::i_y ← (number~) spline_8segB::$13
-Unwinding value copy (struct SplineVector16) spline_8segB::j ← (struct SplineVector16){ (number~) spline_8segB::$14, (number~) spline_8segB::$15 }
-Adding value simple copy (signed word) spline_8segB::j_x ← (number~) spline_8segB::$14
-Adding value simple copy (signed word) spline_8segB::j_y ← (number~) spline_8segB::$15
-Unwinding value copy (struct SplineVector16) spline_8segB::p ← (struct SplineVector16){ (number~) spline_8segB::$16, (number~) spline_8segB::$17 }
-Adding value simple copy (signed word) spline_8segB::p_x ← (number~) spline_8segB::$16
-Adding value simple copy (signed word) spline_8segB::p_y ← (number~) spline_8segB::$17
-Unwinding value copy *((const struct SplineVector16*) SPLINE_8SEG + (byte~) spline_8segB::$31) ← (struct SplineVector16){ (signed word)(number~) spline_8segB::$23, (signed word)(number~) spline_8segB::$25 }
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) spline_8segB::$31) ← (signed word)(number~) spline_8segB::$23
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) spline_8segB::$31) ← (signed word)(number~) spline_8segB::$25
-Unwinding value copy (struct SplineVector16) spline_8segB::p ← (struct SplineVector16){ (signed word~) spline_8segB::$26, (signed word~) spline_8segB::$27 }
-Adding value simple copy (signed word) spline_8segB::p_x ← (signed word~) spline_8segB::$26
-Adding value simple copy (signed word) spline_8segB::p_y ← (signed word~) spline_8segB::$27
-Unwinding value copy (struct SplineVector16) spline_8segB::i ← (struct SplineVector16){ (signed word~) spline_8segB::$28, (signed word~) spline_8segB::$29 }
-Adding value simple copy (signed word) spline_8segB::i_x ← (signed word~) spline_8segB::$28
-Adding value simple copy (signed word) spline_8segB::i_y ← (signed word~) spline_8segB::$29
-Unwinding value copy *((const struct SplineVector16*) SPLINE_8SEG + (number~) spline_8segB::$32) ← (struct SplineVector16){ (signed word)(number~) spline_8segB::$19, (signed word)(number~) spline_8segB::$21 }
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (number~) spline_8segB::$32) ← (signed word)(number~) spline_8segB::$19
-Adding value simple copy *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (number~) spline_8segB::$32) ← (signed word)(number~) spline_8segB::$21
-Unwinding value copy (struct SplineVector16) show_letter::current ← { x: (signed word) 0, y: (signed word) 0 }
-Adding value simple copy (signed word) show_letter::current_x ← (signed word) 0
-Adding value simple copy (signed word) show_letter::current_y ← (signed word) 0
-Unwinding value copy (struct SplineVector16) show_letter::to ← *((const struct Segment*) letter_c + (byte~) show_letter::$16).to
-Adding value simple copy (signed word) show_letter::to_x ← *((signed word*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) show_letter::$16)
-Adding value simple copy (signed word) show_letter::to_y ← *((signed word*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) show_letter::$16)
-Unwinding value copy (struct SplineVector16) show_letter::to ← (struct SplineVector16){ (signed word)(number~) show_letter::$0, (signed word)(number~) show_letter::$1 }
-Adding value simple copy (signed word) show_letter::to_x ← (signed word)(number~) show_letter::$0
-Adding value simple copy (signed word) show_letter::to_y ← (signed word)(number~) show_letter::$1
-Converted procedure call LValue to member unwinding { (signed word~) show_letter::$2_x, (signed word~) show_letter::$2_y } ← call rotate (struct SplineVector16) show_letter::to (byte) show_letter::angle 
-Converted call struct value parameter to member unwinding { (signed word~) show_letter::$2_x, (signed word~) show_letter::$2_y } ← call rotate (signed word) show_letter::to_x (signed word) show_letter::to_y (byte) show_letter::angle 
-Unwinding value copy (struct SplineVector16) show_letter::to ← (struct SplineVector16~) show_letter::$2
-Adding value simple copy (signed word) show_letter::to_x ← (signed word~) show_letter::$2_x
-Adding value simple copy (signed word) show_letter::to_y ← (signed word~) show_letter::$2_y
-Unwinding value copy (struct SplineVector16) show_letter::to ← (struct SplineVector16){ (signed word)(number~) show_letter::$3, (signed word)(number~) show_letter::$4 }
-Adding value simple copy (signed word) show_letter::to_x ← (signed word)(number~) show_letter::$3
-Adding value simple copy (signed word) show_letter::to_y ← (signed word)(number~) show_letter::$4
-Unwinding value copy (struct SplineVector16) show_letter::via ← *((const struct Segment*) letter_c + (byte~) show_letter::$17).via
-Adding value simple copy (signed word) show_letter::via_x ← *((signed word*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_VIA+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) show_letter::$17)
-Adding value simple copy (signed word) show_letter::via_y ← *((signed word*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_VIA+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) show_letter::$17)
-Unwinding value copy (struct SplineVector16) show_letter::via ← (struct SplineVector16){ (signed word)(number~) show_letter::$5, (signed word)(number~) show_letter::$6 }
-Adding value simple copy (signed word) show_letter::via_x ← (signed word)(number~) show_letter::$5
-Adding value simple copy (signed word) show_letter::via_y ← (signed word)(number~) show_letter::$6
-Converted procedure call LValue to member unwinding { (signed word~) show_letter::$7_x, (signed word~) show_letter::$7_y } ← call rotate (struct SplineVector16) show_letter::via (byte) show_letter::angle 
-Converted call struct value parameter to member unwinding { (signed word~) show_letter::$7_x, (signed word~) show_letter::$7_y } ← call rotate (signed word) show_letter::via_x (signed word) show_letter::via_y (byte) show_letter::angle 
-Unwinding value copy (struct SplineVector16) show_letter::via ← (struct SplineVector16~) show_letter::$7
-Adding value simple copy (signed word) show_letter::via_x ← (signed word~) show_letter::$7_x
-Adding value simple copy (signed word) show_letter::via_y ← (signed word~) show_letter::$7_y
-Unwinding value copy (struct SplineVector16) show_letter::via ← (struct SplineVector16){ (signed word)(number~) show_letter::$8, (signed word)(number~) show_letter::$9 }
-Adding value simple copy (signed word) show_letter::via_x ← (signed word)(number~) show_letter::$8
-Adding value simple copy (signed word) show_letter::via_y ← (signed word)(number~) show_letter::$9
-Unwinding value copy (struct Segment) show_letter::segment ← (struct Segment){ *((const struct Segment*) letter_c + (byte~) show_letter::$18).type, (struct SplineVector16) show_letter::to, (struct SplineVector16) show_letter::via }
-Adding value simple copy (byte) show_letter::segment_type ← *((byte*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TYPE + (byte~) show_letter::$18)
-Unwinding value copy (struct Segment) show_letter::segment ← (struct Segment){ *((const struct Segment*) letter_c + (byte~) show_letter::$18).type, (struct SplineVector16) show_letter::to, (struct SplineVector16) show_letter::via }
-Adding value simple copy (signed word) show_letter::segment_to_x ← (signed word) show_letter::to_x
-Adding value simple copy (signed word) show_letter::segment_to_y ← (signed word) show_letter::to_y
-Unwinding value copy (struct Segment) show_letter::segment ← (struct Segment){ *((const struct Segment*) letter_c + (byte~) show_letter::$18).type, (struct SplineVector16) show_letter::to, (struct SplineVector16) show_letter::via }
-Adding value simple copy (signed word) show_letter::segment_via_x ← (signed word) show_letter::via_x
-Adding value simple copy (signed word) show_letter::segment_via_y ← (signed word) show_letter::via_y
-Unwinding value copy (struct SplineVector16) show_letter::current ← (struct Segment) show_letter::segment.to
-Adding value simple copy (signed word) show_letter::current_x ← (signed word) show_letter::segment_to_x
-Adding value simple copy (signed word) show_letter::current_y ← (signed word) show_letter::segment_to_y
-Converted call struct value parameter to member unwinding (void~) show_letter::$13 ← call spline_8segB (signed word) show_letter::current_x (signed word) show_letter::current_y (signed word) show_letter::segment_via_x (signed word) show_letter::segment_via_y (signed word) show_letter::segment_to_x (signed word) show_letter::segment_to_y 
-Unwinding value copy (struct SplineVector16) show_letter::current ← (struct Segment) show_letter::segment.to
-Adding value simple copy (signed word) show_letter::current_x ← (signed word) show_letter::segment_to_x
-Adding value simple copy (signed word) show_letter::current_y ← (signed word) show_letter::segment_to_y
-Unwinding value copy (struct SplineVector16) show_letter::current ← (struct Segment) show_letter::segment.to
-Adding value simple copy (signed word) show_letter::current_x ← (signed word) show_letter::segment_to_x
-Adding value simple copy (signed word) show_letter::current_y ← (signed word) show_letter::segment_to_y
-Unwinding value copy (struct SplineVector16) bitmap_plot_spline_8seg::current ← *((const struct SplineVector16*) SPLINE_8SEG + (number~) bitmap_plot_spline_8seg::$2)
-Adding value simple copy (signed word) bitmap_plot_spline_8seg::current_x ← *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (number~) bitmap_plot_spline_8seg::$2)
-Adding value simple copy (signed word) bitmap_plot_spline_8seg::current_y ← *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (number~) bitmap_plot_spline_8seg::$2)
-Unwinding value copy (struct SplineVector16) bitmap_plot_spline_8seg::current ← *((const struct SplineVector16*) SPLINE_8SEG + (byte~) bitmap_plot_spline_8seg::$4)
-Adding value simple copy (signed word) bitmap_plot_spline_8seg::current_x ← *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) bitmap_plot_spline_8seg::$4)
-Adding value simple copy (signed word) bitmap_plot_spline_8seg::current_y ← *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) bitmap_plot_spline_8seg::$4)
-Unwinding value copy (struct SplineVector16) rotate::rotated ← (struct SplineVector16){ (signed word)(signed byte)(byte~) rotate::$8, (signed word)(signed byte)(byte~) rotate::$9 }
-Adding value simple copy (signed word) rotate::rotated_x ← (signed word)(signed byte)(byte~) rotate::$8
-Adding value simple copy (signed word) rotate::rotated_y ← (signed word)(signed byte)(byte~) rotate::$9
-Unwinding value copy (struct SplineVector16) rotate::return ← (struct SplineVector16) rotate::rotated
-Adding value simple copy (signed word) rotate::return_x ← (signed word) rotate::rotated_x
-Adding value simple copy (signed word) rotate::return_y ← (signed word) rotate::rotated_y
-Unwinding value copy (struct SplineVector16) rotate::return ← (struct SplineVector16) rotate::return
-Adding value simple copy (signed word) rotate::return_x ← (signed word) rotate::return_x
-Adding value simple copy (signed word) rotate::return_y ← (signed word) rotate::return_y
-Converted procedure struct return value to member unwinding return { (signed word) rotate::return_x, (signed word) rotate::return_y }
-Replacing struct member reference (struct SplineVector16) spline_16seg::p1.x with member unwinding reference (signed word) spline_16seg::p1_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::p2.x with member unwinding reference (signed word) spline_16seg::p2_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::p0.x with member unwinding reference (signed word) spline_16seg::p0_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::p1.y with member unwinding reference (signed word) spline_16seg::p1_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::p2.y with member unwinding reference (signed word) spline_16seg::p2_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::p0.y with member unwinding reference (signed word) spline_16seg::p0_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::p1.x with member unwinding reference (signed word) spline_16seg::p1_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::p0.x with member unwinding reference (signed word) spline_16seg::p0_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::p1.y with member unwinding reference (signed word) spline_16seg::p1_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::p0.y with member unwinding reference (signed word) spline_16seg::p0_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::a.x with member unwinding reference (signed word) spline_16seg::a_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::b.x with member unwinding reference (signed word) spline_16seg::b_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::a.y with member unwinding reference (signed word) spline_16seg::a_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::b.y with member unwinding reference (signed word) spline_16seg::b_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::a.x with member unwinding reference (signed word) spline_16seg::a_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::a.y with member unwinding reference (signed word) spline_16seg::a_y
-Replacing struct member reference (struct SplineVector16) spline_16seg::p0.x with member unwinding reference (signed word) spline_16seg::p0_x
-Replacing struct member reference (struct SplineVector16) spline_16seg::p0.y with member unwinding reference (signed word) spline_16seg::p0_y
-Replacing struct member reference (struct SplineVector32) spline_16seg::p.x with member unwinding reference (signed dword) spline_16seg::p_x
-Replacing struct member reference (struct SplineVector32) spline_16seg::p.y with member unwinding reference (signed dword) spline_16seg::p_y
-Replacing struct member reference (struct SplineVector32) spline_16seg::p.x with member unwinding reference (signed dword) spline_16seg::p_x
-Replacing struct member reference (struct SplineVector32) spline_16seg::i.x with member unwinding reference (signed dword) spline_16seg::i_x
-Replacing struct member reference (struct SplineVector32) spline_16seg::p.y with member unwinding reference (signed dword) spline_16seg::p_y
-Replacing struct member reference (struct SplineVector32) spline_16seg::i.y with member unwinding reference (signed dword) spline_16seg::i_y
-Replacing struct member reference (struct SplineVector32) spline_16seg::i.x with member unwinding reference (signed dword) spline_16seg::i_x
-Replacing struct member reference (struct SplineVector32) spline_16seg::j.x with member unwinding reference (signed dword) spline_16seg::j_x
-Replacing struct member reference (struct SplineVector32) spline_16seg::i.y with member unwinding reference (signed dword) spline_16seg::i_y
-Replacing struct member reference (struct SplineVector32) spline_16seg::j.y with member unwinding reference (signed dword) spline_16seg::j_y
-Replacing struct member reference (struct SplineVector32) spline_16seg::p.x with member unwinding reference (signed dword) spline_16seg::p_x
-Replacing struct member reference (struct SplineVector32) spline_16seg::p.y with member unwinding reference (signed dword) spline_16seg::p_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::p1.x with member unwinding reference (signed word) spline_8seg::p1_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::p2.x with member unwinding reference (signed word) spline_8seg::p2_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::p0.x with member unwinding reference (signed word) spline_8seg::p0_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::p1.y with member unwinding reference (signed word) spline_8seg::p1_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::p2.y with member unwinding reference (signed word) spline_8seg::p2_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::p0.y with member unwinding reference (signed word) spline_8seg::p0_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::p1.x with member unwinding reference (signed word) spline_8seg::p1_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::p0.x with member unwinding reference (signed word) spline_8seg::p0_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::p1.y with member unwinding reference (signed word) spline_8seg::p1_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::p0.y with member unwinding reference (signed word) spline_8seg::p0_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::a.x with member unwinding reference (signed word) spline_8seg::a_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::b.x with member unwinding reference (signed word) spline_8seg::b_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::a.y with member unwinding reference (signed word) spline_8seg::a_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::b.y with member unwinding reference (signed word) spline_8seg::b_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::a.x with member unwinding reference (signed word) spline_8seg::a_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::a.y with member unwinding reference (signed word) spline_8seg::a_y
-Replacing struct member reference (struct SplineVector16) spline_8seg::p0.x with member unwinding reference (signed word) spline_8seg::p0_x
-Replacing struct member reference (struct SplineVector16) spline_8seg::p0.y with member unwinding reference (signed word) spline_8seg::p0_y
-Replacing struct member reference (struct SplineVector32) spline_8seg::p.x with member unwinding reference (signed dword) spline_8seg::p_x
-Replacing struct member reference (struct SplineVector32) spline_8seg::p.y with member unwinding reference (signed dword) spline_8seg::p_y
-Replacing struct member reference (struct SplineVector32) spline_8seg::p.x with member unwinding reference (signed dword) spline_8seg::p_x
-Replacing struct member reference (struct SplineVector32) spline_8seg::i.x with member unwinding reference (signed dword) spline_8seg::i_x
-Replacing struct member reference (struct SplineVector32) spline_8seg::p.y with member unwinding reference (signed dword) spline_8seg::p_y
-Replacing struct member reference (struct SplineVector32) spline_8seg::i.y with member unwinding reference (signed dword) spline_8seg::i_y
-Replacing struct member reference (struct SplineVector32) spline_8seg::i.x with member unwinding reference (signed dword) spline_8seg::i_x
-Replacing struct member reference (struct SplineVector32) spline_8seg::j.x with member unwinding reference (signed dword) spline_8seg::j_x
-Replacing struct member reference (struct SplineVector32) spline_8seg::i.y with member unwinding reference (signed dword) spline_8seg::i_y
-Replacing struct member reference (struct SplineVector32) spline_8seg::j.y with member unwinding reference (signed dword) spline_8seg::j_y
-Replacing struct member reference (struct SplineVector32) spline_8seg::p.x with member unwinding reference (signed dword) spline_8seg::p_x
-Replacing struct member reference (struct SplineVector32) spline_8seg::p.y with member unwinding reference (signed dword) spline_8seg::p_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p1.x with member unwinding reference (signed word) spline_8segB::p1_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p2.x with member unwinding reference (signed word) spline_8segB::p2_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p0.x with member unwinding reference (signed word) spline_8segB::p0_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p1.y with member unwinding reference (signed word) spline_8segB::p1_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p2.y with member unwinding reference (signed word) spline_8segB::p2_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p0.y with member unwinding reference (signed word) spline_8segB::p0_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p1.x with member unwinding reference (signed word) spline_8segB::p1_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p0.x with member unwinding reference (signed word) spline_8segB::p0_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p1.y with member unwinding reference (signed word) spline_8segB::p1_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p0.y with member unwinding reference (signed word) spline_8segB::p0_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::b.x with member unwinding reference (signed word) spline_8segB::b_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::a.x with member unwinding reference (signed word) spline_8segB::a_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::b.y with member unwinding reference (signed word) spline_8segB::b_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::a.y with member unwinding reference (signed word) spline_8segB::a_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::a.x with member unwinding reference (signed word) spline_8segB::a_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::a.y with member unwinding reference (signed word) spline_8segB::a_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p0.x with member unwinding reference (signed word) spline_8segB::p0_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p0.y with member unwinding reference (signed word) spline_8segB::p0_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p.x with member unwinding reference (signed word) spline_8segB::p_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p.y with member unwinding reference (signed word) spline_8segB::p_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p.x with member unwinding reference (signed word) spline_8segB::p_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::i.x with member unwinding reference (signed word) spline_8segB::i_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p.y with member unwinding reference (signed word) spline_8segB::p_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::i.y with member unwinding reference (signed word) spline_8segB::i_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::i.x with member unwinding reference (signed word) spline_8segB::i_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::j.x with member unwinding reference (signed word) spline_8segB::j_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::i.y with member unwinding reference (signed word) spline_8segB::i_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::j.y with member unwinding reference (signed word) spline_8segB::j_y
-Replacing struct member reference (struct SplineVector16) spline_8segB::p.x with member unwinding reference (signed word) spline_8segB::p_x
-Replacing struct member reference (struct SplineVector16) spline_8segB::p.y with member unwinding reference (signed word) spline_8segB::p_y
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference (struct SplineVector16) show_letter::to.x with member unwinding reference (signed word) show_letter::to_x
-Replacing struct member reference (struct SplineVector16) show_letter::to.y with member unwinding reference (signed word) show_letter::to_y
-Replacing struct member reference (struct SplineVector16) show_letter::to.x with member unwinding reference (signed word) show_letter::to_x
-Replacing struct member reference (struct SplineVector16) show_letter::to.y with member unwinding reference (signed word) show_letter::to_y
-Replacing struct member reference (struct SplineVector16) show_letter::via.x with member unwinding reference (signed word) show_letter::via_x
-Replacing struct member reference (struct SplineVector16) show_letter::via.y with member unwinding reference (signed word) show_letter::via_y
-Replacing struct member reference (struct SplineVector16) show_letter::via.x with member unwinding reference (signed word) show_letter::via_x
-Replacing struct member reference (struct SplineVector16) show_letter::via.y with member unwinding reference (signed word) show_letter::via_y
-Replacing struct member reference (struct Segment) show_letter::segment.type with member unwinding reference (byte) show_letter::segment_type
-Replacing struct member reference (struct Segment) show_letter::segment.type with member unwinding reference (byte) show_letter::segment_type
-Replacing struct member reference (struct SplineVector16) show_letter::current.x with member unwinding reference (signed word) show_letter::current_x
-Replacing struct member reference (struct SplineVector16) show_letter::current.y with member unwinding reference (signed word) show_letter::current_y
-Replacing struct member reference (struct Segment) show_letter::segment.to.x with member unwinding reference (signed word) show_letter::segment_to_x
-Replacing struct member reference (struct Segment) show_letter::segment.to.y with member unwinding reference (signed word) show_letter::segment_to_y
-Replacing struct member reference (struct SplineVector16) bitmap_plot_spline_8seg::current.x with member unwinding reference (signed word) bitmap_plot_spline_8seg::current_x
-Replacing struct member reference (struct SplineVector16) bitmap_plot_spline_8seg::current.y with member unwinding reference (signed word) bitmap_plot_spline_8seg::current_y
-Replacing struct member reference *((const struct SplineVector16*) SPLINE_8SEG + (byte~) bitmap_plot_spline_8seg::$3).x with member unwinding reference *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) bitmap_plot_spline_8seg::$3)
-Replacing struct member reference *((const struct SplineVector16*) SPLINE_8SEG + (byte~) bitmap_plot_spline_8seg::$3).y with member unwinding reference *((signed word*)(const struct SplineVector16*) SPLINE_8SEG+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) bitmap_plot_spline_8seg::$3)
-Replacing struct member reference (struct SplineVector16) rotate::vector.x with member unwinding reference (signed word) rotate::vector_x
-Replacing struct member reference (struct SplineVector16) rotate::vector.y with member unwinding reference (signed word) rotate::vector_y
-Replacing struct member reference (struct SplineVector16) rotate::vector.y with member unwinding reference (signed word) rotate::vector_y
-Replacing struct member reference (struct SplineVector16) rotate::vector.x with member unwinding reference (signed word) rotate::vector_x
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call mulf8s_prepare (signed byte) mulf8s::a 
 Inlined call call vicSelectGfxBank (const nomodify byte*) BITMAP_SCREEN 
@@ -1605,6 +1228,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) MOVE_TO = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
@@ -4568,6 +4214,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (struct SplineVector16) Segment::to
 (byte) Segment::type
 (struct SplineVector16) Segment::via
@@ -8741,6 +8410,7 @@ Uplift Scope [SplineVector16]
 Uplift Scope [SplineVector32] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [Segment] 
 Uplift Scope [Segment::SegmentType] 
@@ -8767,6 +8437,7 @@ Uplifting [SplineVector16] best 804956 combination
 Uplifting [SplineVector32] best 804956 combination 
 Uplifting [bitmap_clear] best 804956 combination 
 Uplifting [MOS6526_CIA] best 804956 combination 
+Uplifting [MOS6581_SID] best 804956 combination 
 Uplifting [RADIX] best 804956 combination 
 Uplifting [Segment] best 804956 combination 
 Uplifting [Segment::SegmentType] best 804956 combination 
@@ -11487,6 +11158,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) MOVE_TO = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_SEGMENT_TO = (byte) 1
diff --git a/src/test/ref/complex/splines/truetype-splines.sym b/src/test/ref/complex/splines/truetype-splines.sym
index 50660874a..0af5b3623 100644
--- a/src/test/ref/complex/splines/truetype-splines.sym
+++ b/src/test/ref/complex/splines/truetype-splines.sym
@@ -22,6 +22,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) MOVE_TO = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_SEGMENT_TO = (byte) 1
diff --git a/src/test/ref/complex/spritescroller/spritescroller.asm b/src/test/ref/complex/spritescroller/spritescroller.asm
index 255ae0ef1..a99b73393 100644
--- a/src/test/ref/complex/spritescroller/spritescroller.asm
+++ b/src/test/ref/complex/spritescroller/spritescroller.asm
@@ -2,6 +2,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor Port Register controlling RAM/ROM configuration and the datasette
   .label PROCPORT = 1
   // RAM in $A000, $E000 CHAR ROM in $D000
@@ -26,8 +28,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
diff --git a/src/test/ref/complex/spritescroller/spritescroller.log b/src/test/ref/complex/spritescroller/spritescroller.log
index 0c041ba04..8e0759d35 100644
--- a/src/test/ref/complex/spritescroller/spritescroller.log
+++ b/src/test/ref/complex/spritescroller/spritescroller.log
@@ -1,9 +1,6 @@
 Resolved forward reference plex_irq to interrupt(KERNEL_MIN)(void()) plex_irq()
 Resolved forward reference frame_done to (volatile bool) frame_done
 Resolved forward reference frame_done to (volatile bool) frame_done
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call plexSetScreen (byte*) plexInit::screen 
 Inlined call call plexFreePrepare 
@@ -908,6 +905,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
@@ -3037,6 +3057,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte*) PLEX_SCREEN_PTR
 (byte) SPRITE_0
 (void()) font_2x2((byte*) font_2x2::font_original , (byte*) font_2x2::font_2x2)
@@ -3433,6 +3476,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor Port Register controlling RAM/ROM configuration and the datasette
   .label PROCPORT = 1
   // RAM in $A000, $E000 CHAR ROM in $D000
@@ -3457,8 +3502,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
@@ -5207,6 +5250,7 @@ Uplift Scope [plexShowSprite] 202: zp[1]:76 [ plexShowSprite::plexFreeAdd1_$0 ]
 Uplift Scope [main] 303: zp[1]:4 [ main::s1#2 main::s1#1 ] 274.14: zp[1]:2 [ main::s#2 main::s#1 ] 202: zp[2]:49 [ main::$13 ] 168.33: zp[1]:3 [ main::x#2 main::x#1 ] 101: zp[1]:48 [ main::$12 ] 
 Uplift Scope [plex_irq] 11: zp[1]:73 [ plex_irq::$4 ] 4.8: zp[1]:72 [ plex_irq::plexFreeNextYpos1_return#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 
 Uplifting [plexSort] best 251376 combination reg byte x [ plexSort::s#3 plexSort::s#1 plexSort::s#6 ] reg byte x [ plexSort::plexFreePrepare1_s#2 plexSort::plexFreePrepare1_s#1 ] reg byte x [ plexSort::s#2 ] zp[1]:5 [ plexSort::m#2 plexSort::m#1 ] zp[1]:52 [ plexSort::nxt_y#0 ] zp[1]:51 [ plexSort::nxt_idx#0 ] 
 Limited combination testing to 100 combinations of 972 possible.
@@ -5222,6 +5266,7 @@ Limited combination testing to 100 combinations of 1572864 possible.
 Uplifting [main] best 224276 combination reg byte x [ main::s1#2 main::s1#1 ] zp[1]:2 [ main::s#2 main::s#1 ] zp[2]:49 [ main::$13 ] reg byte x [ main::x#2 main::x#1 ] reg byte y [ main::$12 ] 
 Uplifting [plex_irq] best 224213 combination zp[1]:73 [ plex_irq::$4 ] reg byte x [ plex_irq::plexFreeNextYpos1_return#0 ] 
 Uplifting [MOS6526_CIA] best 224213 combination 
+Uplifting [MOS6581_SID] best 224213 combination 
 Attempting to uplift remaining variables inzp[1]:5 [ plexSort::m#2 plexSort::m#1 ]
 Uplifting [plexSort] best 224213 combination zp[1]:5 [ plexSort::m#2 plexSort::m#1 ] 
 Attempting to uplift remaining variables inzp[1]:11 [ plex_move::s#2 plex_move::s#1 ]
@@ -5340,6 +5385,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor Port Register controlling RAM/ROM configuration and the datasette
   .label PROCPORT = 1
   // RAM in $A000, $E000 CHAR ROM in $D000
@@ -5364,8 +5411,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
@@ -6876,6 +6921,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
@@ -7218,6 +7286,8 @@ Score: 159127
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor Port Register controlling RAM/ROM configuration and the datasette
   .label PROCPORT = 1
   // RAM in $A000, $E000 CHAR ROM in $D000
@@ -7242,8 +7312,6 @@ Score: 159127
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
diff --git a/src/test/ref/complex/spritescroller/spritescroller.sym b/src/test/ref/complex/spritescroller/spritescroller.sym
index bc1b287a1..19ba00816 100644
--- a/src/test/ref/complex/spritescroller/spritescroller.sym
+++ b/src/test/ref/complex/spritescroller/spritescroller.sym
@@ -28,6 +28,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
diff --git a/src/test/ref/complex/tetris/test-sprites.asm b/src/test/ref/complex/tetris/test-sprites.asm
index ac89685b7..7910476f1 100644
--- a/src/test/ref/complex/tetris/test-sprites.asm
+++ b/src/test/ref/complex/tetris/test-sprites.asm
@@ -1,6 +1,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -33,8 +35,6 @@
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/complex/tetris/test-sprites.log b/src/test/ref/complex/tetris/test-sprites.log
index e27c3e469..aa4952cae 100644
--- a/src/test/ref/complex/tetris/test-sprites.log
+++ b/src/test/ref/complex/tetris/test-sprites.log
@@ -1,7 +1,4 @@
 Resolved forward reference sprites_irq to interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) $0 ← call toSpritePtr (const nomodify byte*) PLAYFIELD_SPRITES 
 Inlined call (byte~) sprites_irq::$5 ← call toSpritePtr (const nomodify byte*) PLAYFIELD_SPRITES 
@@ -403,6 +400,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
@@ -1398,6 +1418,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (volatile byte) irq_cnt loadstore 0.48000000000000004
 (volatile byte) irq_raster_next loadstore 0.44444444444444453
 (volatile byte) irq_sprite_ptr loadstore 0.45161290322580644
@@ -1548,6 +1591,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -1580,8 +1625,6 @@ Target platform is c64basic / MOS6502X
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -2360,6 +2403,7 @@ Uplift Scope [] 2,335.67: zp[1]:5 [ sin_idx#10 sin_idx#3 ] 0.48: zp[1]:12 [ irq_
 Uplift Scope [main] 212.1: zp[1]:2 [ main::s#2 main::s#1 ] 202: zp[1]:16 [ main::$6 ] 151.5: zp[1]:15 [ main::s2#0 ] 101: zp[1]:4 [ main::ypos#2 main::ypos#1 ] 88.38: zp[1]:3 [ main::xpos#2 main::xpos#1 ] 
 Uplift Scope [sprites_irq] 6.5: zp[1]:21 [ sprites_irq::raster_sprite_gfx_modify ] 4: zp[1]:20 [ sprites_irq::$0 ] 4: zp[1]:24 [ sprites_irq::ptr#4 ] 4: zp[1]:26 [ sprites_irq::ptr#2 ] 2.67: zp[1]:23 [ sprites_irq::ptr#3 ] 2.67: zp[1]:25 [ sprites_irq::ptr#1 ] 2.5: zp[1]:19 [ sprites_irq::ypos#0 ] 2.5: zp[1]:22 [ sprites_irq::ptr#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [sprites_irq_init] 
 
 Uplifting [loop] best 13962 combination zp[1]:6 [ loop::s#2 loop::s#1 ] reg byte a [ loop::$1 ] reg byte x [ loop::idx#2 loop::idx#0 loop::idx#1 ] 
@@ -2370,6 +2414,7 @@ Limited combination testing to 100 combinations of 324 possible.
 Uplifting [sprites_irq] best 13488 combination zp[1]:21 [ sprites_irq::raster_sprite_gfx_modify ] reg byte x [ sprites_irq::$0 ] reg byte a [ sprites_irq::ptr#4 ] reg byte a [ sprites_irq::ptr#2 ] reg byte a [ sprites_irq::ptr#3 ] zp[1]:25 [ sprites_irq::ptr#1 ] zp[1]:19 [ sprites_irq::ypos#0 ] zp[1]:22 [ sprites_irq::ptr#0 ] 
 Limited combination testing to 100 combinations of 12288 possible.
 Uplifting [MOS6526_CIA] best 13488 combination 
+Uplifting [MOS6581_SID] best 13488 combination 
 Uplifting [sprites_irq_init] best 13488 combination 
 Attempting to uplift remaining variables inzp[1]:6 [ loop::s#2 loop::s#1 ]
 Uplifting [loop] best 13488 combination zp[1]:6 [ loop::s#2 loop::s#1 ] 
@@ -2422,6 +2467,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -2454,8 +2501,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -3166,6 +3211,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PLAYFIELD_CHARSET = (byte*) 10240
@@ -3332,6 +3400,8 @@ Score: 11662
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -3364,8 +3434,6 @@ Score: 11662
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/complex/tetris/test-sprites.sym b/src/test/ref/complex/tetris/test-sprites.sym
index bed7af45b..5a031bb31 100644
--- a/src/test/ref/complex/tetris/test-sprites.sym
+++ b/src/test/ref/complex/tetris/test-sprites.sym
@@ -30,6 +30,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PLAYFIELD_CHARSET = (byte*) 10240
diff --git a/src/test/ref/complex/tetris/tetris.asm b/src/test/ref/complex/tetris/tetris.asm
index f6b2883c3..8e1a72d2c 100644
--- a/src/test/ref/complex/tetris/tetris.asm
+++ b/src/test/ref/complex/tetris/tetris.asm
@@ -4,6 +4,10 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -47,8 +51,8 @@
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -73,11 +77,6 @@
   .const KEY_CTRL = $3a
   .const KEY_SPACE = $3c
   .const KEY_COMMODORE = $3d
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Address of the first screen
   .label PLAYFIELD_SCREEN_1 = $400
   // Address of the second screen
@@ -110,6 +109,9 @@
   // Right side collision (cell beyond the right side of the playfield)
   .const COLLISION_RIGHT = 8
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = 2
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_B = 1
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const toSpritePtr1_return = PLAYFIELD_SPRITES/$40
@@ -1066,17 +1068,25 @@ play_spawn_current: {
     // while(piece_idx==7)
     lda #7
     cmp.z piece_idx
-    beq sid_rnd1
+    beq __b3
     // }
     rts
-  sid_rnd1:
-    // return *SID_VOICE3_OSC;
-    lda SID_VOICE3_OSC
+  __b3:
+    // sid_rnd()
+    jsr sid_rnd
     // piece_idx = sid_rnd()&7
     and #7
     sta.z piece_idx
     jmp __b2
 }
+// Get a random number from the SID voice 3,
+// Must be initialized with sid_rnd_init()
+sid_rnd: {
+    // return SID->CH3_OSC;
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
+    // }
+    rts
+}
 // Update the score based on the number of lines removed
 // play_update_score(byte register(X) removed)
 play_update_score: {
@@ -1891,14 +1901,14 @@ render_screen_original: {
 }
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = 0xffff
+    // SID->CH3_FREQ = 0xffff
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // }
     rts
 }
diff --git a/src/test/ref/complex/tetris/tetris.cfg b/src/test/ref/complex/tetris/tetris.cfg
index 5d7d0ee31..07b3b1eb9 100644
--- a/src/test/ref/complex/tetris/tetris.cfg
+++ b/src/test/ref/complex/tetris/tetris.cfg
@@ -77,10 +77,10 @@ main::@14: scope:[main]  from main::@13
   [28] call render_playfield 
   to:main::@15
 main::@15: scope:[main]  from main::@14
-  [29] (byte) current_ypos#97 ← (byte) current_ypos#6
-  [30] (byte) current_xpos#118 ← (byte) current_xpos#100
-  [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
-  [32] (byte) current_piece_char#99 ← (byte) current_piece_char#5
+  [29] (byte) current_ypos#96 ← (byte) current_ypos#6
+  [30] (byte) current_xpos#117 ← (byte) current_xpos#100
+  [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [32] (byte) current_piece_char#98 ← (byte) current_piece_char#5
   [33] call render_moving 
   to:main::@16
 main::@16: scope:[main]  from main::@15
@@ -88,8 +88,8 @@ main::@16: scope:[main]  from main::@15
   [35] call render_next 
   to:main::@17
 main::@17: scope:[main]  from main::@16
-  [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
-  [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
   to:main::@1
 main::@1: scope:[main]  from main::@17 main::@25 main::@6
   [38] (byte) level_bcd#11 ← phi( main::@17/(byte) 0 main::@25/(byte) level_bcd#17 main::@6/(byte) level_bcd#17 )
@@ -101,10 +101,10 @@ main::@1: scope:[main]  from main::@17 main::@25 main::@6
   [38] (byte) game_over#10 ← phi( main::@17/(byte) game_over#52 main::@25/(byte) game_over#15 main::@6/(byte) game_over#15 )
   [38] (byte) current_ypos#11 ← phi( main::@17/(byte) current_ypos#6 main::@25/(byte) current_ypos#19 main::@6/(byte) current_ypos#19 )
   [38] (byte) current_xpos#14 ← phi( main::@17/(byte) current_xpos#100 main::@25/(byte) current_xpos#19 main::@6/(byte) current_xpos#19 )
-  [38] (byte*) current_piece_gfx#13 ← phi( main::@17/(byte*) current_piece_gfx#122 main::@25/(byte*) current_piece_gfx#18 main::@6/(byte*) current_piece_gfx#18 )
+  [38] (byte*) current_piece_gfx#13 ← phi( main::@17/(byte*) current_piece_gfx#121 main::@25/(byte*) current_piece_gfx#18 main::@6/(byte*) current_piece_gfx#18 )
   [38] (byte) current_orientation#13 ← phi( main::@17/(byte) 0 main::@25/(byte) current_orientation#17 main::@6/(byte) current_orientation#17 )
   [38] (byte) current_piece_char#10 ← phi( main::@17/(byte) current_piece_char#5 main::@25/(byte) current_piece_char#16 main::@6/(byte) current_piece_char#16 )
-  [38] (byte*) current_piece#10 ← phi( main::@17/(byte*) current_piece#100 main::@25/(byte*) current_piece#15 main::@6/(byte*) current_piece#15 )
+  [38] (byte*) current_piece#10 ← phi( main::@17/(byte*) current_piece#99 main::@25/(byte*) current_piece#15 main::@6/(byte*) current_piece#15 )
   [38] (byte) current_movedown_slow#14 ← phi( main::@17/(byte) current_movedown_slow#1 main::@25/(byte) current_movedown_slow#21 main::@6/(byte) current_movedown_slow#21 )
   [38] (byte) render_screen_render#18 ← phi( main::@17/(byte) $20 main::@25/(byte) render_screen_render#11 main::@6/(byte) render_screen_render#18 )
   [38] (byte) render_screen_show#16 ← phi( main::@17/(byte) 0 main::@25/(byte) render_screen_show#13 main::@6/(byte) render_screen_show#16 )
@@ -148,11 +148,11 @@ main::@7: scope:[main]  from main::@6
   [56] call render_playfield 
   to:main::@22
 main::@22: scope:[main]  from main::@7
-  [57] (byte) current_ypos#98 ← (byte) current_ypos#19
+  [57] (byte) current_ypos#97 ← (byte) current_ypos#19
   [58] (byte) render_screen_render#64 ← (byte) render_screen_render#18
-  [59] (byte) current_xpos#119 ← (byte) current_xpos#19
-  [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18
-  [61] (byte) current_piece_char#100 ← (byte) current_piece_char#16
+  [59] (byte) current_xpos#118 ← (byte) current_xpos#19
+  [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18
+  [61] (byte) current_piece_char#99 ← (byte) current_piece_char#16
   [62] call render_moving 
   to:main::@23
 main::@23: scope:[main]  from main::@22
@@ -295,11 +295,11 @@ render_next::@5: scope:[render_next]  from render_next::@4
 
 (void()) render_moving()
 render_moving: scope:[render_moving]  from main::@15 main::@22
-  [128] (byte) current_piece_char#68 ← phi( main::@15/(byte) current_piece_char#99 main::@22/(byte) current_piece_char#100 )
-  [128] (byte*) current_piece_gfx#64 ← phi( main::@15/(byte*) current_piece_gfx#111 main::@22/(byte*) current_piece_gfx#112 )
-  [128] (byte) current_xpos#59 ← phi( main::@15/(byte) current_xpos#118 main::@22/(byte) current_xpos#119 )
+  [128] (byte) current_piece_char#68 ← phi( main::@15/(byte) current_piece_char#98 main::@22/(byte) current_piece_char#99 )
+  [128] (byte*) current_piece_gfx#64 ← phi( main::@15/(byte*) current_piece_gfx#110 main::@22/(byte*) current_piece_gfx#111 )
+  [128] (byte) current_xpos#59 ← phi( main::@15/(byte) current_xpos#117 main::@22/(byte) current_xpos#118 )
   [128] (byte) render_screen_render#33 ← phi( main::@15/(byte) $20 main::@22/(byte) render_screen_render#64 )
-  [128] (byte) current_ypos#13 ← phi( main::@15/(byte) current_ypos#97 main::@22/(byte) current_ypos#98 )
+  [128] (byte) current_ypos#13 ← phi( main::@15/(byte) current_ypos#96 main::@22/(byte) current_ypos#97 )
   [129] (byte) render_moving::ypos#0 ← (byte) current_ypos#13
   to:render_moving::@1
 render_moving::@1: scope:[render_moving]  from render_moving render_moving::@3
@@ -428,7 +428,7 @@ play_move_rotate::@3: scope:[play_move_rotate]  from play_move_rotate::@1 play_m
   [188] (byte) play_collision::xpos#3 ← (byte) current_xpos#26
   [189] (byte) play_collision::ypos#3 ← (byte) current_ypos#19
   [190] (byte) play_collision::orientation#3 ← (byte) play_move_rotate::orientation#3
-  [191] (byte*) current_piece#98 ← (byte*) current_piece#15
+  [191] (byte*) current_piece#97 ← (byte*) current_piece#15
   [192] call play_collision 
   [193] (byte) play_collision::return#14 ← (byte) play_collision::return#15
   to:play_move_rotate::@6
@@ -450,7 +450,7 @@ play_collision: scope:[play_collision]  from play_move_down::@8 play_move_leftri
   [200] (byte) play_collision::xpos#6 ← phi( play_move_down::@8/(byte) play_collision::xpos#0 play_move_leftright::@1/(byte) play_collision::xpos#1 play_move_leftright::@3/(byte) play_collision::xpos#2 play_move_rotate::@3/(byte) play_collision::xpos#3 play_spawn_current/(byte) play_collision::xpos#4 )
   [200] (byte) play_collision::yp#0 ← phi( play_move_down::@8/(byte) play_collision::ypos#0 play_move_leftright::@1/(byte) play_collision::ypos#1 play_move_leftright::@3/(byte) play_collision::ypos#2 play_move_rotate::@3/(byte) play_collision::ypos#3 play_spawn_current/(byte) play_collision::ypos#4 )
   [200] (byte) play_collision::orientation#5 ← phi( play_move_down::@8/(byte) play_collision::orientation#0 play_move_leftright::@1/(byte) play_collision::orientation#1 play_move_leftright::@3/(byte) play_collision::orientation#2 play_move_rotate::@3/(byte) play_collision::orientation#3 play_spawn_current/(byte) 0 )
-  [200] (byte*) current_piece#17 ← phi( play_move_down::@8/(byte*) current_piece#95 play_move_leftright::@1/(byte*) current_piece#96 play_move_leftright::@3/(byte*) current_piece#97 play_move_rotate::@3/(byte*) current_piece#98 play_spawn_current/(byte*) current_piece#99 )
+  [200] (byte*) current_piece#17 ← phi( play_move_down::@8/(byte*) current_piece#94 play_move_leftright::@1/(byte*) current_piece#95 play_move_leftright::@3/(byte*) current_piece#96 play_move_rotate::@3/(byte*) current_piece#97 play_spawn_current/(byte*) current_piece#98 )
   [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5
   to:play_collision::@1
 play_collision::@1: scope:[play_collision]  from play_collision play_collision::@9
@@ -513,7 +513,7 @@ play_move_leftright::@3: scope:[play_move_leftright]  from play_move_leftright::
   [226] (byte) play_collision::xpos#2 ← (byte) current_xpos#22 + (byte) 1
   [227] (byte) play_collision::ypos#2 ← (byte) current_ypos#19
   [228] (byte) play_collision::orientation#2 ← (byte) current_orientation#20
-  [229] (byte*) current_piece#97 ← (byte*) current_piece#15
+  [229] (byte*) current_piece#96 ← (byte*) current_piece#15
   [230] call play_collision 
   [231] (byte) play_collision::return#13 ← (byte) play_collision::return#15
   to:play_move_leftright::@7
@@ -533,7 +533,7 @@ play_move_leftright::@1: scope:[play_move_leftright]  from play_move_leftright
   [237] (byte) play_collision::xpos#1 ← (byte) current_xpos#22 - (byte) 1
   [238] (byte) play_collision::ypos#1 ← (byte) current_ypos#19
   [239] (byte) play_collision::orientation#1 ← (byte) current_orientation#20
-  [240] (byte*) current_piece#96 ← (byte*) current_piece#15
+  [240] (byte*) current_piece#95 ← (byte*) current_piece#15
   [241] call play_collision 
   [242] (byte) play_collision::return#1 ← (byte) play_collision::return#15
   to:play_move_leftright::@6
@@ -583,7 +583,7 @@ play_move_down::@8: scope:[play_move_down]  from play_move_down::@3
   [261] (byte) play_collision::ypos#0 ← (byte) current_ypos#11 + (byte) 1
   [262] (byte) play_collision::xpos#0 ← (byte) current_xpos#14
   [263] (byte) play_collision::orientation#0 ← (byte) current_orientation#13
-  [264] (byte*) current_piece#95 ← (byte*) current_piece#10
+  [264] (byte*) current_piece#94 ← (byte*) current_piece#10
   [265] call play_collision 
   [266] (byte) play_collision::return#0 ← (byte) play_collision::return#15
   to:play_move_down::@13
@@ -610,17 +610,17 @@ play_move_down::@16: scope:[play_move_down]  from play_move_down::@15
   [278] call play_spawn_current 
   to:play_move_down::@17
 play_move_down::@17: scope:[play_move_down]  from play_move_down::@16
-  [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
-  [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
   to:play_move_down::@11
 play_move_down::@11: scope:[play_move_down]  from play_move_down::@10 play_move_down::@17
   [281] (byte) next_piece_idx#30 ← phi( play_move_down::@10/(byte) next_piece_idx#10 play_move_down::@17/(byte) play_spawn_current::piece_idx#2 )
   [281] (byte) game_over#27 ← phi( play_move_down::@10/(byte) game_over#10 play_move_down::@17/(byte) game_over#52 )
   [281] (byte) current_xpos#43 ← phi( play_move_down::@10/(byte) current_xpos#14 play_move_down::@17/(byte) current_xpos#100 )
-  [281] (byte*) current_piece_gfx#35 ← phi( play_move_down::@10/(byte*) current_piece_gfx#13 play_move_down::@17/(byte*) current_piece_gfx#116 )
+  [281] (byte*) current_piece_gfx#35 ← phi( play_move_down::@10/(byte*) current_piece_gfx#13 play_move_down::@17/(byte*) current_piece_gfx#115 )
   [281] (byte) current_orientation#37 ← phi( play_move_down::@10/(byte) current_orientation#13 play_move_down::@17/(byte) 0 )
   [281] (byte) current_piece_char#29 ← phi( play_move_down::@10/(byte) current_piece_char#10 play_move_down::@17/(byte) current_piece_char#5 )
-  [281] (byte*) current_piece#28 ← phi( play_move_down::@10/(byte*) current_piece#10 play_move_down::@17/(byte*) current_piece#92 )
+  [281] (byte*) current_piece#28 ← phi( play_move_down::@10/(byte*) current_piece#10 play_move_down::@17/(byte*) current_piece#91 )
   [281] (byte) level_bcd#31 ← phi( play_move_down::@10/(byte) level_bcd#11 play_move_down::@17/(byte) level_bcd#19 )
   [281] (byte) current_movedown_slow#37 ← phi( play_move_down::@10/(byte) current_movedown_slow#14 play_move_down::@17/(byte) current_movedown_slow#23 )
   [281] (byte) level#33 ← phi( play_move_down::@10/(byte) level#10 play_move_down::@17/(byte) level#19 )
@@ -659,603 +659,614 @@ play_spawn_current: scope:[play_spawn_current]  from main::@12 main::@13 play_mo
   [290] (byte) current_ypos#6 ← *((const byte*) PIECES_START_Y + (byte) play_spawn_current::current_piece_idx#0)
   [291] (byte) play_collision::xpos#4 ← (byte) current_xpos#100
   [292] (byte) play_collision::ypos#4 ← (byte) current_ypos#6
-  [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
   [294] call play_collision 
   [295] (byte) play_collision::return#10 ← (byte) play_collision::return#15
   to:play_spawn_current::@4
 play_spawn_current::@4: scope:[play_spawn_current]  from play_spawn_current
   [296] (byte~) play_spawn_current::$1 ← (byte) play_collision::return#10
-  [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@5
+  [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@6
   to:play_spawn_current::@1
-play_spawn_current::@5: scope:[play_spawn_current]  from play_spawn_current::@4
+play_spawn_current::@6: scope:[play_spawn_current]  from play_spawn_current::@4
   [298] phi()
   to:play_spawn_current::@1
-play_spawn_current::@1: scope:[play_spawn_current]  from play_spawn_current::@4 play_spawn_current::@5
-  [299] (byte) game_over#52 ← phi( play_spawn_current::@4/(byte) 1 play_spawn_current::@5/(byte) game_over#65 )
+play_spawn_current::@1: scope:[play_spawn_current]  from play_spawn_current::@4 play_spawn_current::@6
+  [299] (byte) game_over#52 ← phi( play_spawn_current::@4/(byte) 1 play_spawn_current::@6/(byte) game_over#65 )
   to:play_spawn_current::@2
-play_spawn_current::@2: scope:[play_spawn_current]  from play_spawn_current::@1 play_spawn_current::@3
-  [300] (byte) play_spawn_current::piece_idx#2 ← phi( play_spawn_current::@1/(byte) 7 play_spawn_current::@3/(byte) play_spawn_current::piece_idx#1 )
-  [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1
+play_spawn_current::@2: scope:[play_spawn_current]  from play_spawn_current::@1 play_spawn_current::@5
+  [300] (byte) play_spawn_current::piece_idx#2 ← phi( play_spawn_current::@1/(byte) 7 play_spawn_current::@5/(byte) play_spawn_current::piece_idx#1 )
+  [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3
   to:play_spawn_current::@return
 play_spawn_current::@return: scope:[play_spawn_current]  from play_spawn_current::@2
   [302] return 
   to:@return
-play_spawn_current::sid_rnd1: scope:[play_spawn_current]  from play_spawn_current::@2
-  [303] (byte) play_spawn_current::sid_rnd1_return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
-  to:play_spawn_current::@3
-play_spawn_current::@3: scope:[play_spawn_current]  from play_spawn_current::sid_rnd1
-  [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7
+play_spawn_current::@3: scope:[play_spawn_current]  from play_spawn_current::@2
+  [303] phi()
+  [304] call sid_rnd 
+  [305] (byte) sid_rnd::return#2 ← (byte) sid_rnd::return#0
+  to:play_spawn_current::@5
+play_spawn_current::@5: scope:[play_spawn_current]  from play_spawn_current::@3
+  [306] (byte~) play_spawn_current::$5 ← (byte) sid_rnd::return#2
+  [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7
   to:play_spawn_current::@2
 
+(byte()) sid_rnd()
+sid_rnd: scope:[sid_rnd]  from play_spawn_current::@3
+  [308] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
+  to:sid_rnd::@return
+sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
+  [309] return 
+  to:@return
+
 (void()) play_update_score((byte) play_update_score::removed)
 play_update_score: scope:[play_update_score]  from play_move_down::@15
-  [305] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return
+  [310] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return
   to:play_update_score::@1
 play_update_score::@1: scope:[play_update_score]  from play_update_score
-  [306] (byte~) play_update_score::$2 ← < (word) lines_bcd#19
-  [307] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0
-  [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2
-  [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9)
+  [311] (byte~) play_update_score::$2 ← < (word) lines_bcd#19
+  [312] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0
+  [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2
+  [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9)
   asm { sed  }
-  [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0
-  [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0
+  [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0
+  [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0
   asm { cld  }
-  [314] (byte~) play_update_score::$4 ← < (word) lines_bcd#29
-  [315] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0
-  [316] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return
+  [319] (byte~) play_update_score::$4 ← < (word) lines_bcd#29
+  [320] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0
+  [321] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return
   to:play_update_score::@2
 play_update_score::@2: scope:[play_update_score]  from play_update_score::@1
-  [317] phi()
-  [318] call play_increase_level 
+  [322] phi()
+  [323] call play_increase_level 
   to:play_update_score::@return
 play_update_score::@return: scope:[play_update_score]  from play_update_score play_update_score::@1 play_update_score::@2
-  [319] (byte) level_bcd#19 ← phi( play_update_score/(byte) level_bcd#11 play_update_score::@1/(byte) level_bcd#11 play_update_score::@2/(byte) level_bcd#62 )
-  [319] (byte) current_movedown_slow#23 ← phi( play_update_score/(byte) current_movedown_slow#14 play_update_score::@1/(byte) current_movedown_slow#14 play_update_score::@2/(byte) current_movedown_slow#65 )
-  [319] (byte) level#19 ← phi( play_update_score/(byte) level#10 play_update_score::@1/(byte) level#10 play_update_score::@2/(byte) level#21 )
-  [319] (word) lines_bcd#17 ← phi( play_update_score/(word) lines_bcd#19 play_update_score::@1/(word) lines_bcd#29 play_update_score::@2/(word) lines_bcd#29 )
-  [320] return 
+  [324] (byte) level_bcd#19 ← phi( play_update_score/(byte) level_bcd#11 play_update_score::@1/(byte) level_bcd#11 play_update_score::@2/(byte) level_bcd#62 )
+  [324] (byte) current_movedown_slow#23 ← phi( play_update_score/(byte) current_movedown_slow#14 play_update_score::@1/(byte) current_movedown_slow#14 play_update_score::@2/(byte) current_movedown_slow#65 )
+  [324] (byte) level#19 ← phi( play_update_score/(byte) level#10 play_update_score::@1/(byte) level#10 play_update_score::@2/(byte) level#21 )
+  [324] (word) lines_bcd#17 ← phi( play_update_score/(word) lines_bcd#19 play_update_score::@1/(word) lines_bcd#29 play_update_score::@2/(word) lines_bcd#29 )
+  [325] return 
   to:@return
 
 (void()) play_increase_level()
 play_increase_level: scope:[play_increase_level]  from play_update_score::@2
-  [321] (byte) level#21 ← ++ (byte) level#10
-  [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1
+  [326] (byte) level#21 ← ++ (byte) level#10
+  [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1
   to:play_increase_level::@3
 play_increase_level::@3: scope:[play_increase_level]  from play_increase_level
-  [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21)
+  [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21)
   to:play_increase_level::@1
 play_increase_level::@1: scope:[play_increase_level]  from play_increase_level play_increase_level::@3
-  [324] (byte) current_movedown_slow#65 ← phi( play_increase_level/(byte) 1 play_increase_level::@3/(byte) current_movedown_slow#10 )
-  [325] (byte) level_bcd#21 ← ++ (byte) level_bcd#11
-  [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f
-  [327] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2
+  [329] (byte) current_movedown_slow#65 ← phi( play_increase_level/(byte) 1 play_increase_level::@3/(byte) current_movedown_slow#10 )
+  [330] (byte) level_bcd#21 ← ++ (byte) level_bcd#11
+  [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f
+  [332] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2
   to:play_increase_level::@4
 play_increase_level::@4: scope:[play_increase_level]  from play_increase_level::@1
-  [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6
+  [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6
   to:play_increase_level::@2
 play_increase_level::@2: scope:[play_increase_level]  from play_increase_level::@1 play_increase_level::@4
-  [329] (byte) level_bcd#62 ← phi( play_increase_level::@1/(byte) level_bcd#21 play_increase_level::@4/(byte) level_bcd#8 )
+  [334] (byte) level_bcd#62 ← phi( play_increase_level::@1/(byte) level_bcd#21 play_increase_level::@4/(byte) level_bcd#8 )
   asm { sed  }
   to:play_increase_level::@5
 play_increase_level::@5: scope:[play_increase_level]  from play_increase_level::@2 play_increase_level::@5
-  [331] (byte) play_increase_level::b#2 ← phi( play_increase_level::@2/(byte) 0 play_increase_level::@5/(byte) play_increase_level::b#1 )
-  [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2
-  [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5)
-  [334] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2
-  [335] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5
+  [336] (byte) play_increase_level::b#2 ← phi( play_increase_level::@2/(byte) 0 play_increase_level::@5/(byte) play_increase_level::b#1 )
+  [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2
+  [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5)
+  [339] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2
+  [340] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5
   to:play_increase_level::@6
 play_increase_level::@6: scope:[play_increase_level]  from play_increase_level::@5
   asm { cld  }
   to:play_increase_level::@return
 play_increase_level::@return: scope:[play_increase_level]  from play_increase_level::@6
-  [337] return 
+  [342] return 
   to:@return
 
 (byte()) play_remove_lines()
 play_remove_lines: scope:[play_remove_lines]  from play_move_down::@14
-  [338] phi()
+  [343] phi()
   to:play_remove_lines::@1
 play_remove_lines::@1: scope:[play_remove_lines]  from play_remove_lines play_remove_lines::@6
-  [339] (byte) play_remove_lines::removed#11 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::removed#7 )
-  [339] (byte) play_remove_lines::y#8 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::y#1 )
-  [339] (byte) play_remove_lines::w#12 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::w#11 )
-  [339] (byte) play_remove_lines::r#3 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::r#1 )
+  [344] (byte) play_remove_lines::removed#11 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::removed#7 )
+  [344] (byte) play_remove_lines::y#8 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::y#1 )
+  [344] (byte) play_remove_lines::w#12 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::w#11 )
+  [344] (byte) play_remove_lines::r#3 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::r#1 )
   to:play_remove_lines::@2
 play_remove_lines::@2: scope:[play_remove_lines]  from play_remove_lines::@1 play_remove_lines::@3
-  [340] (byte) play_remove_lines::full#4 ← phi( play_remove_lines::@1/(byte) 1 play_remove_lines::@3/(byte) play_remove_lines::full#2 )
-  [340] (byte) play_remove_lines::x#2 ← phi( play_remove_lines::@1/(byte) 0 play_remove_lines::@3/(byte) play_remove_lines::x#1 )
-  [340] (byte) play_remove_lines::w#4 ← phi( play_remove_lines::@1/(byte) play_remove_lines::w#12 play_remove_lines::@3/(byte) play_remove_lines::w#1 )
-  [340] (byte) play_remove_lines::r#2 ← phi( play_remove_lines::@1/(byte) play_remove_lines::r#3 play_remove_lines::@3/(byte) play_remove_lines::r#1 )
-  [341] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2)
-  [342] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2
-  [343] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9
+  [345] (byte) play_remove_lines::full#4 ← phi( play_remove_lines::@1/(byte) 1 play_remove_lines::@3/(byte) play_remove_lines::full#2 )
+  [345] (byte) play_remove_lines::x#2 ← phi( play_remove_lines::@1/(byte) 0 play_remove_lines::@3/(byte) play_remove_lines::x#1 )
+  [345] (byte) play_remove_lines::w#4 ← phi( play_remove_lines::@1/(byte) play_remove_lines::w#12 play_remove_lines::@3/(byte) play_remove_lines::w#1 )
+  [345] (byte) play_remove_lines::r#2 ← phi( play_remove_lines::@1/(byte) play_remove_lines::r#3 play_remove_lines::@3/(byte) play_remove_lines::r#1 )
+  [346] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2)
+  [347] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2
+  [348] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9
   to:play_remove_lines::@3
 play_remove_lines::@9: scope:[play_remove_lines]  from play_remove_lines::@2
-  [344] phi()
+  [349] phi()
   to:play_remove_lines::@3
 play_remove_lines::@3: scope:[play_remove_lines]  from play_remove_lines::@2 play_remove_lines::@9
-  [345] (byte) play_remove_lines::full#2 ← phi( play_remove_lines::@9/(byte) play_remove_lines::full#4 play_remove_lines::@2/(byte) 0 )
-  [346] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0
-  [347] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4
-  [348] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2
-  [349] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2
+  [350] (byte) play_remove_lines::full#2 ← phi( play_remove_lines::@9/(byte) play_remove_lines::full#4 play_remove_lines::@2/(byte) 0 )
+  [351] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0
+  [352] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4
+  [353] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2
+  [354] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2
   to:play_remove_lines::@4
 play_remove_lines::@4: scope:[play_remove_lines]  from play_remove_lines::@3
-  [350] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6
+  [355] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6
   to:play_remove_lines::@5
 play_remove_lines::@5: scope:[play_remove_lines]  from play_remove_lines::@4
-  [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS
-  [352] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11
+  [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS
+  [357] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11
   to:play_remove_lines::@6
 play_remove_lines::@6: scope:[play_remove_lines]  from play_remove_lines::@4 play_remove_lines::@5
-  [353] (byte) play_remove_lines::removed#7 ← phi( play_remove_lines::@4/(byte) play_remove_lines::removed#11 play_remove_lines::@5/(byte) play_remove_lines::removed#1 )
-  [353] (byte) play_remove_lines::w#11 ← phi( play_remove_lines::@4/(byte) play_remove_lines::w#1 play_remove_lines::@5/(byte) play_remove_lines::w#2 )
-  [354] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8
-  [355] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1
+  [358] (byte) play_remove_lines::removed#7 ← phi( play_remove_lines::@4/(byte) play_remove_lines::removed#11 play_remove_lines::@5/(byte) play_remove_lines::removed#1 )
+  [358] (byte) play_remove_lines::w#11 ← phi( play_remove_lines::@4/(byte) play_remove_lines::w#1 play_remove_lines::@5/(byte) play_remove_lines::w#2 )
+  [359] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8
+  [360] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1
   to:play_remove_lines::@7
 play_remove_lines::@7: scope:[play_remove_lines]  from play_remove_lines::@6 play_remove_lines::@8
-  [356] (byte) play_remove_lines::w#6 ← phi( play_remove_lines::@6/(byte) play_remove_lines::w#11 play_remove_lines::@8/(byte) play_remove_lines::w#3 )
-  [357] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8
+  [361] (byte) play_remove_lines::w#6 ← phi( play_remove_lines::@6/(byte) play_remove_lines::w#11 play_remove_lines::@8/(byte) play_remove_lines::w#3 )
+  [362] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8
   to:play_remove_lines::@return
 play_remove_lines::@return: scope:[play_remove_lines]  from play_remove_lines::@7
-  [358] return 
+  [363] return 
   to:@return
 play_remove_lines::@8: scope:[play_remove_lines]  from play_remove_lines::@7
-  [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0
-  [360] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6
+  [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0
+  [365] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6
   to:play_remove_lines::@7
 
 (void()) play_lock_current()
 play_lock_current: scope:[play_lock_current]  from play_move_down::@9
-  [361] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
+  [366] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
   to:play_lock_current::@1
 play_lock_current::@1: scope:[play_lock_current]  from play_lock_current play_lock_current::@6
-  [362] (byte) play_lock_current::l#6 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::l#1 )
-  [362] (byte) play_lock_current::i#3 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::i#7 )
-  [362] (byte) play_lock_current::yp#2 ← phi( play_lock_current/(byte) play_lock_current::yp#0 play_lock_current::@6/(byte) play_lock_current::yp#1 )
-  [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1
-  [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4)
-  [365] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14
+  [367] (byte) play_lock_current::l#6 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::l#1 )
+  [367] (byte) play_lock_current::i#3 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::i#7 )
+  [367] (byte) play_lock_current::yp#2 ← phi( play_lock_current/(byte) play_lock_current::yp#0 play_lock_current::@6/(byte) play_lock_current::yp#1 )
+  [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1
+  [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4)
+  [370] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14
   to:play_lock_current::@2
 play_lock_current::@2: scope:[play_lock_current]  from play_lock_current::@1 play_lock_current::@7
-  [366] (byte) play_lock_current::c#2 ← phi( play_lock_current::@1/(byte) 0 play_lock_current::@7/(byte) play_lock_current::c#1 )
-  [366] (byte) play_lock_current::xp#2 ← phi( play_lock_current::@1/(byte) play_lock_current::xp#0 play_lock_current::@7/(byte) play_lock_current::xp#1 )
-  [366] (byte) play_lock_current::i#2 ← phi( play_lock_current::@1/(byte) play_lock_current::i#3 play_lock_current::@7/(byte) play_lock_current::i#9 )
-  [367] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2
-  [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3
+  [371] (byte) play_lock_current::c#2 ← phi( play_lock_current::@1/(byte) 0 play_lock_current::@7/(byte) play_lock_current::c#1 )
+  [371] (byte) play_lock_current::xp#2 ← phi( play_lock_current::@1/(byte) play_lock_current::xp#0 play_lock_current::@7/(byte) play_lock_current::xp#1 )
+  [371] (byte) play_lock_current::i#2 ← phi( play_lock_current::@1/(byte) play_lock_current::i#3 play_lock_current::@7/(byte) play_lock_current::i#9 )
+  [372] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2
+  [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3
   to:play_lock_current::@4
 play_lock_current::@4: scope:[play_lock_current]  from play_lock_current::@2
-  [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10
+  [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10
   to:play_lock_current::@3
 play_lock_current::@3: scope:[play_lock_current]  from play_lock_current::@2 play_lock_current::@4
-  [370] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2
-  [371] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2
-  [372] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7
+  [375] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2
+  [376] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2
+  [377] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7
   to:play_lock_current::@5
 play_lock_current::@5: scope:[play_lock_current]  from play_lock_current::@3
-  [373] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2
-  [374] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6
-  [375] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6
+  [378] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2
+  [379] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6
+  [380] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6
   to:play_lock_current::@return
 play_lock_current::@return: scope:[play_lock_current]  from play_lock_current::@5
-  [376] return 
+  [381] return 
   to:@return
 play_lock_current::@6: scope:[play_lock_current]  from play_lock_current::@5
-  [377] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1
+  [382] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1
   to:play_lock_current::@1
 play_lock_current::@7: scope:[play_lock_current]  from play_lock_current::@3
-  [378] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1
+  [383] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1
   to:play_lock_current::@2
 
 (byte()) keyboard_event_pressed((byte) keyboard_event_pressed::keycode)
 keyboard_event_pressed: scope:[keyboard_event_pressed]  from keyboard_event_scan::@1 keyboard_event_scan::@17 keyboard_event_scan::@2 keyboard_event_scan::@3 play_move_down::@1
-  [379] (byte) keyboard_event_pressed::keycode#5 ← phi( keyboard_event_scan::@1/(const nomodify byte) KEY_RSHIFT keyboard_event_scan::@17/(const nomodify byte) KEY_LSHIFT keyboard_event_scan::@2/(const nomodify byte) KEY_CTRL keyboard_event_scan::@3/(const nomodify byte) KEY_COMMODORE play_move_down::@1/(const nomodify byte) KEY_SPACE )
-  [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3
-  [381] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0)
-  [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7
-  [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1)
+  [384] (byte) keyboard_event_pressed::keycode#5 ← phi( keyboard_event_scan::@1/(const nomodify byte) KEY_RSHIFT keyboard_event_scan::@17/(const nomodify byte) KEY_LSHIFT keyboard_event_scan::@2/(const nomodify byte) KEY_CTRL keyboard_event_scan::@3/(const nomodify byte) KEY_COMMODORE play_move_down::@1/(const nomodify byte) KEY_SPACE )
+  [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3
+  [386] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0)
+  [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7
+  [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1)
   to:keyboard_event_pressed::@return
 keyboard_event_pressed::@return: scope:[keyboard_event_pressed]  from keyboard_event_pressed
-  [384] return 
+  [389] return 
   to:@return
 
 (byte()) keyboard_event_get()
 keyboard_event_get: scope:[keyboard_event_get]  from main::@19
-  [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return
+  [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return
   to:keyboard_event_get::@1
 keyboard_event_get::@1: scope:[keyboard_event_get]  from keyboard_event_get
-  [386] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13
-  [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4)
+  [391] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13
+  [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4)
   to:keyboard_event_get::@return
 keyboard_event_get::@return: scope:[keyboard_event_get]  from keyboard_event_get keyboard_event_get::@1
-  [388] (byte) keyboard_events_size#16 ← phi( keyboard_event_get/(byte) keyboard_events_size#13 keyboard_event_get::@1/(byte) keyboard_events_size#4 )
-  [388] (byte) keyboard_event_get::return#2 ← phi( keyboard_event_get/(byte) $ff keyboard_event_get::@1/(byte) keyboard_event_get::return#1 )
-  [389] return 
+  [393] (byte) keyboard_events_size#16 ← phi( keyboard_event_get/(byte) keyboard_events_size#13 keyboard_event_get::@1/(byte) keyboard_events_size#4 )
+  [393] (byte) keyboard_event_get::return#2 ← phi( keyboard_event_get/(byte) $ff keyboard_event_get::@1/(byte) keyboard_event_get::return#1 )
+  [394] return 
   to:@return
 
 (void()) keyboard_event_scan()
 keyboard_event_scan: scope:[keyboard_event_scan]  from main::@18
-  [390] phi()
+  [395] phi()
   to:keyboard_event_scan::@7
 keyboard_event_scan::@7: scope:[keyboard_event_scan]  from keyboard_event_scan keyboard_event_scan::@8
-  [391] (byte) keyboard_events_size#30 ← phi( keyboard_event_scan/(byte) keyboard_events_size#19 keyboard_event_scan::@8/(byte) keyboard_events_size#13 )
-  [391] (byte) keyboard_event_scan::keycode#11 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::keycode#13 )
-  [391] (byte) keyboard_event_scan::row#2 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::row#1 )
-  [392] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2
-  [393] call keyboard_matrix_read 
-  [394] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
+  [396] (byte) keyboard_events_size#30 ← phi( keyboard_event_scan/(byte) keyboard_events_size#19 keyboard_event_scan::@8/(byte) keyboard_events_size#13 )
+  [396] (byte) keyboard_event_scan::keycode#11 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::keycode#13 )
+  [396] (byte) keyboard_event_scan::row#2 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::row#1 )
+  [397] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2
+  [398] call keyboard_matrix_read 
+  [399] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
   to:keyboard_event_scan::@19
 keyboard_event_scan::@19: scope:[keyboard_event_scan]  from keyboard_event_scan::@7
-  [395] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2
-  [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9
+  [400] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2
+  [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9
   to:keyboard_event_scan::@16
 keyboard_event_scan::@16: scope:[keyboard_event_scan]  from keyboard_event_scan::@19
-  [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8
+  [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8
   to:keyboard_event_scan::@8
 keyboard_event_scan::@8: scope:[keyboard_event_scan]  from keyboard_event_scan::@15 keyboard_event_scan::@16
-  [398] (byte) keyboard_events_size#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_events_size#29 keyboard_event_scan::@16/(byte) keyboard_events_size#30 )
-  [398] (byte) keyboard_event_scan::keycode#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@16/(byte) keyboard_event_scan::keycode#1 )
-  [399] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2
-  [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7
+  [403] (byte) keyboard_events_size#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_events_size#29 keyboard_event_scan::@16/(byte) keyboard_events_size#30 )
+  [403] (byte) keyboard_event_scan::keycode#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@16/(byte) keyboard_event_scan::keycode#1 )
+  [404] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2
+  [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7
   to:keyboard_event_scan::@17
 keyboard_event_scan::@17: scope:[keyboard_event_scan]  from keyboard_event_scan::@8
-  [401] phi()
-  [402] call keyboard_event_pressed 
-  [403] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
+  [406] phi()
+  [407] call keyboard_event_pressed 
+  [408] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@20
 keyboard_event_scan::@20: scope:[keyboard_event_scan]  from keyboard_event_scan::@17
-  [404] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
-  [405] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1
+  [409] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
+  [410] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1
   to:keyboard_event_scan::@18
 keyboard_event_scan::@18: scope:[keyboard_event_scan]  from keyboard_event_scan::@20
-  [406] phi()
+  [411] phi()
   to:keyboard_event_scan::@1
 keyboard_event_scan::@1: scope:[keyboard_event_scan]  from keyboard_event_scan::@18 keyboard_event_scan::@20
-  [407] phi()
-  [408] call keyboard_event_pressed 
-  [409] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
+  [412] phi()
+  [413] call keyboard_event_pressed 
+  [414] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@21
 keyboard_event_scan::@21: scope:[keyboard_event_scan]  from keyboard_event_scan::@1
-  [410] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
-  [411] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2
+  [415] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
+  [416] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2
   to:keyboard_event_scan::@4
 keyboard_event_scan::@4: scope:[keyboard_event_scan]  from keyboard_event_scan::@21
-  [412] phi()
+  [417] phi()
   to:keyboard_event_scan::@2
 keyboard_event_scan::@2: scope:[keyboard_event_scan]  from keyboard_event_scan::@21 keyboard_event_scan::@4
-  [413] phi()
-  [414] call keyboard_event_pressed 
-  [415] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
+  [418] phi()
+  [419] call keyboard_event_pressed 
+  [420] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@22
 keyboard_event_scan::@22: scope:[keyboard_event_scan]  from keyboard_event_scan::@2
-  [416] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
-  [417] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3
+  [421] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
+  [422] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3
   to:keyboard_event_scan::@5
 keyboard_event_scan::@5: scope:[keyboard_event_scan]  from keyboard_event_scan::@22
-  [418] phi()
+  [423] phi()
   to:keyboard_event_scan::@3
 keyboard_event_scan::@3: scope:[keyboard_event_scan]  from keyboard_event_scan::@22 keyboard_event_scan::@5
-  [419] phi()
-  [420] call keyboard_event_pressed 
-  [421] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
+  [424] phi()
+  [425] call keyboard_event_pressed 
+  [426] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@23
 keyboard_event_scan::@23: scope:[keyboard_event_scan]  from keyboard_event_scan::@3
-  [422] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
-  [423] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return
+  [427] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
+  [428] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return
   to:keyboard_event_scan::@6
 keyboard_event_scan::@6: scope:[keyboard_event_scan]  from keyboard_event_scan::@23
-  [424] phi()
+  [429] phi()
   to:keyboard_event_scan::@return
 keyboard_event_scan::@return: scope:[keyboard_event_scan]  from keyboard_event_scan::@23 keyboard_event_scan::@6
-  [425] return 
+  [430] return 
   to:@return
 keyboard_event_scan::@9: scope:[keyboard_event_scan]  from keyboard_event_scan::@10 keyboard_event_scan::@19
-  [426] (byte) keyboard_events_size#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_events_size#29 keyboard_event_scan::@19/(byte) keyboard_events_size#30 )
-  [426] (byte) keyboard_event_scan::keycode#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@19/(byte) keyboard_event_scan::keycode#11 )
-  [426] (byte) keyboard_event_scan::col#2 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::col#1 keyboard_event_scan::@19/(byte) 0 )
-  [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)
-  [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
-  [429] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10
+  [431] (byte) keyboard_events_size#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_events_size#29 keyboard_event_scan::@19/(byte) keyboard_events_size#30 )
+  [431] (byte) keyboard_event_scan::keycode#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@19/(byte) keyboard_event_scan::keycode#11 )
+  [431] (byte) keyboard_event_scan::col#2 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::col#1 keyboard_event_scan::@19/(byte) 0 )
+  [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)
+  [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
+  [434] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10
   to:keyboard_event_scan::@12
 keyboard_event_scan::@12: scope:[keyboard_event_scan]  from keyboard_event_scan::@9
-  [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10
+  [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10
   to:keyboard_event_scan::@13
 keyboard_event_scan::@13: scope:[keyboard_event_scan]  from keyboard_event_scan::@12
-  [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
-  [432] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11
+  [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
+  [437] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11
   to:keyboard_event_scan::@14
 keyboard_event_scan::@14: scope:[keyboard_event_scan]  from keyboard_event_scan::@13
-  [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10
-  [434] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10
+  [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10
+  [439] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10
   to:keyboard_event_scan::@10
 keyboard_event_scan::@10: scope:[keyboard_event_scan]  from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9
-  [435] (byte) keyboard_events_size#29 ← phi( keyboard_event_scan::@9/(byte) keyboard_events_size#10 keyboard_event_scan::@11/(byte) keyboard_events_size#1 keyboard_event_scan::@12/(byte) keyboard_events_size#10 keyboard_event_scan::@14/(byte) keyboard_events_size#2 )
-  [436] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10
-  [437] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2
-  [438] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9
+  [440] (byte) keyboard_events_size#29 ← phi( keyboard_event_scan::@9/(byte) keyboard_events_size#10 keyboard_event_scan::@11/(byte) keyboard_events_size#1 keyboard_event_scan::@12/(byte) keyboard_events_size#10 keyboard_event_scan::@14/(byte) keyboard_events_size#2 )
+  [441] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10
+  [442] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2
+  [443] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9
   to:keyboard_event_scan::@15
 keyboard_event_scan::@15: scope:[keyboard_event_scan]  from keyboard_event_scan::@10
-  [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0
+  [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0
   to:keyboard_event_scan::@8
 keyboard_event_scan::@11: scope:[keyboard_event_scan]  from keyboard_event_scan::@13
-  [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40
-  [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23
-  [442] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10
+  [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40
+  [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23
+  [447] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10
   to:keyboard_event_scan::@10
 
 (byte()) keyboard_matrix_read((byte) keyboard_matrix_read::rowid)
 keyboard_matrix_read: scope:[keyboard_matrix_read]  from keyboard_event_scan::@7
-  [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0)
-  [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
+  [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0)
+  [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
   to:keyboard_matrix_read::@return
 keyboard_matrix_read::@return: scope:[keyboard_matrix_read]  from keyboard_matrix_read
-  [445] return 
+  [450] return 
   to:@return
 
 (void()) render_show()
 render_show: scope:[render_show]  from main::@3
-  [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181
+  [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181
   to:render_show::toD0182
 render_show::toD0182: scope:[render_show]  from render_show
-  [447] phi()
+  [452] phi()
   to:render_show::@1
 render_show::@1: scope:[render_show]  from render_show::toD0181 render_show::toD0182
-  [448] (byte) render_show::d018val#3 ← phi( render_show::toD0181/(const byte) render_show::toD0181_return#0 render_show::toD0182/(const byte) render_show::toD0182_return#0 )
-  [449] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3
-  [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10)
-  [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10)
-  [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16
+  [453] (byte) render_show::d018val#3 ← phi( render_show::toD0181/(const byte) render_show::toD0181_return#0 render_show::toD0182/(const byte) render_show::toD0182_return#0 )
+  [454] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3
+  [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10)
+  [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10)
+  [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16
   to:render_show::@return
 render_show::@return: scope:[render_show]  from render_show::@1
-  [453] return 
+  [458] return 
   to:@return
 render_show::toD0181: scope:[render_show]  from render_show
-  [454] phi()
+  [459] phi()
   to:render_show::@1
 
 (void()) play_init()
 play_init: scope:[play_init]  from main::@11
-  [455] phi()
+  [460] phi()
   to:play_init::@1
 play_init::@1: scope:[play_init]  from play_init play_init::@1
-  [456] (byte) play_init::idx#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::idx#1 )
-  [456] (byte*) play_init::pli#2 ← phi( play_init/(const byte*) playfield play_init::@1/(byte*) play_init::pli#1 )
-  [456] (byte) play_init::j#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::j#1 )
-  [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1
-  [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2
-  [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2
-  [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS
-  [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS
-  [462] (byte) play_init::j#1 ← ++ (byte) play_init::j#2
-  [463] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1
+  [461] (byte) play_init::idx#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::idx#1 )
+  [461] (byte*) play_init::pli#2 ← phi( play_init/(const byte*) playfield play_init::@1/(byte*) play_init::pli#1 )
+  [461] (byte) play_init::j#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::j#1 )
+  [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1
+  [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2
+  [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2
+  [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS
+  [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS
+  [467] (byte) play_init::j#1 ← ++ (byte) play_init::j#2
+  [468] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1
   to:play_init::@2
 play_init::@2: scope:[play_init]  from play_init::@1
-  [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES
-  [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS)
+  [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES
+  [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS)
   to:play_init::@3
 play_init::@3: scope:[play_init]  from play_init::@2 play_init::@3
-  [466] (byte) play_init::b#2 ← phi( play_init::@2/(byte) 0 play_init::@3/(byte) play_init::b#1 )
-  [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2
-  [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3)
-  [469] (byte) play_init::b#1 ← ++ (byte) play_init::b#2
-  [470] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3
+  [471] (byte) play_init::b#2 ← phi( play_init::@2/(byte) 0 play_init::@3/(byte) play_init::b#1 )
+  [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2
+  [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3)
+  [474] (byte) play_init::b#1 ← ++ (byte) play_init::b#2
+  [475] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3
   to:play_init::@return
 play_init::@return: scope:[play_init]  from play_init::@3
-  [471] return 
+  [476] return 
   to:@return
 
 (void()) sprites_irq_init()
 sprites_irq_init: scope:[sprites_irq_init]  from main::@10
   asm { sei  }
-  [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
+  [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
   asm { ldaCIA1_INTERRUPT  }
-  [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK
-  [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO
-  [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR
-  [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f
-  [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST
-  [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER
-  [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
+  [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK
+  [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO
+  [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR
+  [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f
+  [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST
+  [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER
+  [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
   asm { cli  }
   to:sprites_irq_init::@return
 sprites_irq_init::@return: scope:[sprites_irq_init]  from sprites_irq_init
-  [483] return 
+  [488] return 
   to:@return
 
 (void()) sprites_init()
 sprites_init: scope:[sprites_init]  from main::@9
-  [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f
-  [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0
-  [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC)
-  [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y)
+  [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f
+  [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0
+  [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC)
+  [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y)
   to:sprites_init::@1
 sprites_init::@1: scope:[sprites_init]  from sprites_init sprites_init::@1
-  [488] (byte) sprites_init::xpos#2 ← phi( sprites_init/(byte)(number) $18+(number) $f*(number) 8 sprites_init::@1/(byte) sprites_init::xpos#1 )
-  [488] (byte) sprites_init::s#2 ← phi( sprites_init/(byte) 0 sprites_init::@1/(byte) sprites_init::s#1 )
-  [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1
-  [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2
-  [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK
-  [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18
-  [493] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2
-  [494] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1
+  [493] (byte) sprites_init::xpos#2 ← phi( sprites_init/(byte)(number) $18+(number) $f*(number) 8 sprites_init::@1/(byte) sprites_init::xpos#1 )
+  [493] (byte) sprites_init::s#2 ← phi( sprites_init/(byte) 0 sprites_init::@1/(byte) sprites_init::s#1 )
+  [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1
+  [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2
+  [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK
+  [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18
+  [498] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2
+  [499] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1
   to:sprites_init::@return
 sprites_init::@return: scope:[sprites_init]  from sprites_init::@1
-  [495] return 
+  [500] return 
   to:@return
 
 (void()) render_init()
 render_init: scope:[render_init]  from main::@8
-  [496] phi()
+  [501] phi()
   to:render_init::vicSelectGfxBank1
 render_init::vicSelectGfxBank1: scope:[render_init]  from render_init
-  [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3
+  [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3
   to:render_init::vicSelectGfxBank1_toDd001
 render_init::vicSelectGfxBank1_toDd001: scope:[render_init]  from render_init::vicSelectGfxBank1
-  [498] phi()
+  [503] phi()
   to:render_init::vicSelectGfxBank1_@1
 render_init::vicSelectGfxBank1_@1: scope:[render_init]  from render_init::vicSelectGfxBank1_toDd001
-  [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0
+  [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0
   to:render_init::@2
 render_init::@2: scope:[render_init]  from render_init::vicSelectGfxBank1_@1
-  [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3
-  [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK
-  [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK
-  [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1)
-  [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2)
-  [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY
-  [506] call render_screen_original 
+  [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3
+  [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK
+  [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK
+  [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1)
+  [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2)
+  [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY
+  [511] call render_screen_original 
   to:render_init::@3
 render_init::@3: scope:[render_init]  from render_init::@2
-  [507] phi()
-  [508] call render_screen_original 
+  [512] phi()
+  [513] call render_screen_original 
   to:render_init::@1
 render_init::@1: scope:[render_init]  from render_init::@1 render_init::@3
-  [509] (byte*) render_init::li_2#2 ← phi( render_init::@1/(byte*) render_init::li_2#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 )
-  [509] (byte*) render_init::li_1#2 ← phi( render_init::@1/(byte*) render_init::li_1#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 )
-  [509] (byte) render_init::i#2 ← phi( render_init::@1/(byte) render_init::i#1 render_init::@3/(byte) 0 )
-  [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1
-  [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2
-  [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2
-  [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28
-  [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28
-  [515] (byte) render_init::i#1 ← ++ (byte) render_init::i#2
-  [516] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1
+  [514] (byte*) render_init::li_2#2 ← phi( render_init::@1/(byte*) render_init::li_2#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 )
+  [514] (byte*) render_init::li_1#2 ← phi( render_init::@1/(byte*) render_init::li_1#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 )
+  [514] (byte) render_init::i#2 ← phi( render_init::@1/(byte) render_init::i#1 render_init::@3/(byte) 0 )
+  [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1
+  [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2
+  [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2
+  [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28
+  [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28
+  [520] (byte) render_init::i#1 ← ++ (byte) render_init::i#2
+  [521] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1
   to:render_init::@return
 render_init::@return: scope:[render_init]  from render_init::@1
-  [517] return 
+  [522] return 
   to:@return
 
 (void()) render_screen_original((byte*) render_screen_original::screen)
 render_screen_original: scope:[render_screen_original]  from render_init::@2 render_init::@3
-  [518] (byte*) render_screen_original::screen#9 ← phi( render_init::@2/(const nomodify byte*) PLAYFIELD_SCREEN_1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2 )
+  [523] (byte*) render_screen_original::screen#9 ← phi( render_init::@2/(const nomodify byte*) PLAYFIELD_SCREEN_1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2 )
   to:render_screen_original::@1
 render_screen_original::@1: scope:[render_screen_original]  from render_screen_original render_screen_original::@5
-  [519] (byte) render_screen_original::y#6 ← phi( render_screen_original/(byte) 0 render_screen_original::@5/(byte) render_screen_original::y#1 )
-  [519] (byte*) render_screen_original::ocols#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::ocols#1 )
-  [519] (byte*) render_screen_original::oscr#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::oscr#1 )
-  [519] (byte*) render_screen_original::cols#7 ← phi( render_screen_original/(const nomodify byte*) COLS render_screen_original::@5/(byte*) render_screen_original::cols#3 )
-  [519] (byte*) render_screen_original::screen#8 ← phi( render_screen_original/(byte*) render_screen_original::screen#9 render_screen_original::@5/(byte*) render_screen_original::screen#10 )
+  [524] (byte) render_screen_original::y#6 ← phi( render_screen_original/(byte) 0 render_screen_original::@5/(byte) render_screen_original::y#1 )
+  [524] (byte*) render_screen_original::ocols#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::ocols#1 )
+  [524] (byte*) render_screen_original::oscr#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::oscr#1 )
+  [524] (byte*) render_screen_original::cols#7 ← phi( render_screen_original/(const nomodify byte*) COLS render_screen_original::@5/(byte*) render_screen_original::cols#3 )
+  [524] (byte*) render_screen_original::screen#8 ← phi( render_screen_original/(byte*) render_screen_original::screen#9 render_screen_original::@5/(byte*) render_screen_original::screen#10 )
   to:render_screen_original::@2
 render_screen_original::@2: scope:[render_screen_original]  from render_screen_original::@1 render_screen_original::@2
-  [520] (byte) render_screen_original::x#4 ← phi( render_screen_original::@1/(byte) 0 render_screen_original::@2/(byte) render_screen_original::x#1 )
-  [520] (byte*) render_screen_original::cols#4 ← phi( render_screen_original::@1/(byte*) render_screen_original::cols#7 render_screen_original::@2/(byte*) render_screen_original::cols#1 )
-  [520] (byte*) render_screen_original::screen#5 ← phi( render_screen_original::@1/(byte*) render_screen_original::screen#8 render_screen_original::@2/(byte*) render_screen_original::screen#2 )
-  [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE
-  [522] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5
-  [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK
-  [524] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4
-  [525] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4
-  [526] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2
+  [525] (byte) render_screen_original::x#4 ← phi( render_screen_original::@1/(byte) 0 render_screen_original::@2/(byte) render_screen_original::x#1 )
+  [525] (byte*) render_screen_original::cols#4 ← phi( render_screen_original::@1/(byte*) render_screen_original::cols#7 render_screen_original::@2/(byte*) render_screen_original::cols#1 )
+  [525] (byte*) render_screen_original::screen#5 ← phi( render_screen_original::@1/(byte*) render_screen_original::screen#8 render_screen_original::@2/(byte*) render_screen_original::screen#2 )
+  [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE
+  [527] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5
+  [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK
+  [529] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4
+  [530] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4
+  [531] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2
   to:render_screen_original::@3
 render_screen_original::@3: scope:[render_screen_original]  from render_screen_original::@2 render_screen_original::@3
-  [527] (byte) render_screen_original::x#5 ← phi( render_screen_original::@2/(byte) render_screen_original::x#1 render_screen_original::@3/(byte) render_screen_original::x#2 )
-  [527] (byte*) render_screen_original::cols#5 ← phi( render_screen_original::@2/(byte*) render_screen_original::cols#1 render_screen_original::@3/(byte*) render_screen_original::cols#2 )
-  [527] (byte*) render_screen_original::ocols#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::ocols#4 render_screen_original::@3/(byte*) render_screen_original::ocols#1 )
-  [527] (byte*) render_screen_original::screen#6 ← phi( render_screen_original::@2/(byte*) render_screen_original::screen#2 render_screen_original::@3/(byte*) render_screen_original::screen#3 )
-  [527] (byte*) render_screen_original::oscr#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::oscr#4 render_screen_original::@3/(byte*) render_screen_original::oscr#1 )
-  [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2)
-  [529] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6
-  [530] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2
-  [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2)
-  [532] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5
-  [533] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2
-  [534] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5
-  [535] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3
+  [532] (byte) render_screen_original::x#5 ← phi( render_screen_original::@2/(byte) render_screen_original::x#1 render_screen_original::@3/(byte) render_screen_original::x#2 )
+  [532] (byte*) render_screen_original::cols#5 ← phi( render_screen_original::@2/(byte*) render_screen_original::cols#1 render_screen_original::@3/(byte*) render_screen_original::cols#2 )
+  [532] (byte*) render_screen_original::ocols#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::ocols#4 render_screen_original::@3/(byte*) render_screen_original::ocols#1 )
+  [532] (byte*) render_screen_original::screen#6 ← phi( render_screen_original::@2/(byte*) render_screen_original::screen#2 render_screen_original::@3/(byte*) render_screen_original::screen#3 )
+  [532] (byte*) render_screen_original::oscr#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::oscr#4 render_screen_original::@3/(byte*) render_screen_original::oscr#1 )
+  [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2)
+  [534] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6
+  [535] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2
+  [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2)
+  [537] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5
+  [538] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2
+  [539] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5
+  [540] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3
   to:render_screen_original::@4
 render_screen_original::@4: scope:[render_screen_original]  from render_screen_original::@3 render_screen_original::@4
-  [536] (byte) render_screen_original::x#6 ← phi( render_screen_original::@3/(byte) render_screen_original::x#2 render_screen_original::@4/(byte) render_screen_original::x#3 )
-  [536] (byte*) render_screen_original::cols#6 ← phi( render_screen_original::@3/(byte*) render_screen_original::cols#2 render_screen_original::@4/(byte*) render_screen_original::cols#3 )
-  [536] (byte*) render_screen_original::screen#7 ← phi( render_screen_original::@3/(byte*) render_screen_original::screen#3 render_screen_original::@4/(byte*) render_screen_original::screen#10 )
-  [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE
-  [538] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7
-  [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK
-  [540] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6
-  [541] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6
-  [542] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4
+  [541] (byte) render_screen_original::x#6 ← phi( render_screen_original::@3/(byte) render_screen_original::x#2 render_screen_original::@4/(byte) render_screen_original::x#3 )
+  [541] (byte*) render_screen_original::cols#6 ← phi( render_screen_original::@3/(byte*) render_screen_original::cols#2 render_screen_original::@4/(byte*) render_screen_original::cols#3 )
+  [541] (byte*) render_screen_original::screen#7 ← phi( render_screen_original::@3/(byte*) render_screen_original::screen#3 render_screen_original::@4/(byte*) render_screen_original::screen#10 )
+  [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE
+  [543] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7
+  [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK
+  [545] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6
+  [546] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6
+  [547] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4
   to:render_screen_original::@5
 render_screen_original::@5: scope:[render_screen_original]  from render_screen_original::@4
-  [543] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6
-  [544] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1
+  [548] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6
+  [549] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1
   to:render_screen_original::@return
 render_screen_original::@return: scope:[render_screen_original]  from render_screen_original::@5
-  [545] return 
+  [550] return 
   to:@return
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from main
-  [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
-  [548] return 
+  [553] return 
   to:@return
 
 interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
 sprites_irq: scope:[sprites_irq]  from
   asm { cld  }
-  [550] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos
-  [551] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0
-  [552] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0
-  [553] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0
-  [554] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0
-  [555] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1
-  [556] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0
+  [555] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos
+  [556] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0
+  [557] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0
+  [558] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0
+  [559] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0
+  [560] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1
+  [561] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0
   to:sprites_irq::@8
 sprites_irq::@8: scope:[sprites_irq]  from sprites_irq sprites_irq::@8
-  [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8
+  [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8
   to:sprites_irq::@9
 sprites_irq::@9: scope:[sprites_irq]  from sprites_irq::@8
-  [558] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr
-  [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1
+  [563] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr
+  [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1
   to:sprites_irq::@10
 sprites_irq::@10: scope:[sprites_irq]  from sprites_irq::@9
-  [560] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0
-  [561] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0
-  [562] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3
-  [563] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3
-  [564] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3
-  [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4
+  [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0
+  [566] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0
+  [567] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3
+  [568] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3
+  [569] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3
+  [570] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4
   to:sprites_irq::@2
 sprites_irq::@2: scope:[sprites_irq]  from sprites_irq::@1 sprites_irq::@10
-  [566] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt
-  [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3
+  [571] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt
+  [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3
   to:sprites_irq::@6
 sprites_irq::@6: scope:[sprites_irq]  from sprites_irq::@2
-  [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4
+  [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4
   to:sprites_irq::@7
 sprites_irq::@7: scope:[sprites_irq]  from sprites_irq::@6
-  [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14
-  [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
-  [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
+  [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14
+  [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
+  [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
   to:sprites_irq::@5
 sprites_irq::@5: scope:[sprites_irq]  from sprites_irq::@11 sprites_irq::@4 sprites_irq::@7
-  [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next
-  [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
+  [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next
+  [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
   to:sprites_irq::@return
 sprites_irq::@return: scope:[sprites_irq]  from sprites_irq::@5
-  [574] return 
+  [579] return 
   to:@return
 sprites_irq::@4: scope:[sprites_irq]  from sprites_irq::@6
-  [575] (volatile byte) irq_cnt ← (byte) 0
-  [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST
-  [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
-  [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
+  [580] (volatile byte) irq_cnt ← (byte) 0
+  [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST
+  [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
+  [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
   to:sprites_irq::@5
 sprites_irq::@3: scope:[sprites_irq]  from sprites_irq::@2
-  [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15
-  [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS
+  [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15
+  [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS
   to:sprites_irq::toSpritePtr1
 sprites_irq::toSpritePtr1: scope:[sprites_irq]  from sprites_irq::@3
-  [581] phi()
+  [586] phi()
   to:sprites_irq::@11
 sprites_irq::@11: scope:[sprites_irq]  from sprites_irq::toSpritePtr1
-  [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0
+  [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0
   to:sprites_irq::@5
 sprites_irq::@1: scope:[sprites_irq]  from sprites_irq::@9
-  [583] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0
-  [584] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0
-  [585] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1
-  [586] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1
-  [587] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1
-  [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2
+  [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0
+  [589] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0
+  [590] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1
+  [591] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1
+  [592] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1
+  [593] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2
   to:sprites_irq::@2
diff --git a/src/test/ref/complex/tetris/tetris.log b/src/test/ref/complex/tetris/tetris.log
index 13f3e013f..470b8ff09 100644
--- a/src/test/ref/complex/tetris/tetris.log
+++ b/src/test/ref/complex/tetris/tetris.log
@@ -6,27 +6,36 @@ Resolved forward reference COLLISION_NONE to (const nomodify byte) COLLISION_NON
 Resolved forward reference COLLISION_NONE to (const nomodify byte) COLLISION_NONE
 Resolved forward reference COLLISION_NONE to (const nomodify byte) COLLISION_NONE
 Setting inferred volatile on symbol affected by address-of (byte*) render_score::score_bytes ← (byte*)&(dword) score_bcd
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call vicSelectGfxBank (const nomodify byte*) PLAYFIELD_CHARSET 
 Inlined call (byte~) render_show::$2 ← call toD018 (const nomodify byte*) PLAYFIELD_SCREEN_1 (const nomodify byte*) PLAYFIELD_CHARSET 
 Inlined call (byte~) render_show::$1 ← call toD018 (const nomodify byte*) PLAYFIELD_SCREEN_2 (const nomodify byte*) PLAYFIELD_CHARSET 
 Inlined call (byte~) $0 ← call toSpritePtr (const nomodify byte*) PLAYFIELD_SPRITES 
 Inlined call (byte~) sprites_irq::$5 ← call toSpritePtr (const nomodify byte*) PLAYFIELD_SPRITES 
-Inlined call (byte~) play_spawn_current::$5 ← call sid_rnd 
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
   to:@1
 
+(void()) sid_rnd_init()
+sid_rnd_init: scope:[sid_rnd_init]  from main
+  *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  to:sid_rnd_init::@return
+sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
+  return 
+  to:@return
+
+(byte()) sid_rnd()
+sid_rnd: scope:[sid_rnd]  from play_spawn_current::@4
+  (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
+  to:sid_rnd::@return
+sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
+  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
+  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
+  return 
+  to:@return
+
 (byte()) keyboard_matrix_read((byte) keyboard_matrix_read::rowid)
 keyboard_matrix_read: scope:[keyboard_matrix_read]  from keyboard_event_scan::@7
   (byte) keyboard_matrix_read::rowid#1 ← phi( keyboard_event_scan::@7/(byte) keyboard_matrix_read::rowid#0 )
@@ -294,15 +303,6 @@ keyboard_event_get::@return: scope:[keyboard_event_get]  from keyboard_event_get
   (byte) keyboard_events_size#5 ← (byte) keyboard_events_size#16
   return 
   to:@return
-
-(void()) sid_rnd_init()
-sid_rnd_init: scope:[sid_rnd_init]  from main
-  *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
-  *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
-  to:sid_rnd_init::@return
-sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
-  return 
-  to:@return
 @2: scope:[]  from @1
   (byte) keyboard_modifiers#54 ← phi( @1/(byte) keyboard_modifiers#0 )
   (byte) keyboard_events_size#72 ← phi( @1/(byte) keyboard_events_size#0 )
@@ -934,11 +934,11 @@ render_next::@return: scope:[render_next]  from render_next::@9
   (word) lines_bcd#79 ← phi( @2/(word) lines_bcd#0 )
   (byte) keyboard_modifiers#51 ← phi( @2/(byte) keyboard_modifiers#54 )
   (byte) keyboard_events_size#68 ← phi( @2/(byte) keyboard_events_size#72 )
-  (byte) game_over#83 ← phi( @2/(byte) game_over#0 )
-  (byte) current_ypos#96 ← phi( @2/(byte) current_ypos#0 )
-  (byte) current_xpos#117 ← phi( @2/(byte) current_xpos#0 )
-  (byte*) current_piece_gfx#110 ← phi( @2/(byte*) current_piece_gfx#0 )
-  (byte) current_piece_char#98 ← phi( @2/(byte) current_piece_char#0 )
+  (byte) game_over#82 ← phi( @2/(byte) game_over#0 )
+  (byte) current_ypos#95 ← phi( @2/(byte) current_ypos#0 )
+  (byte) current_xpos#116 ← phi( @2/(byte) current_xpos#0 )
+  (byte*) current_piece_gfx#109 ← phi( @2/(byte*) current_piece_gfx#0 )
+  (byte) current_piece_char#97 ← phi( @2/(byte) current_piece_char#0 )
   (byte) render_screen_render#60 ← phi( @2/(byte) render_screen_render#0 )
   (byte) render_screen_show#55 ← phi( @2/(byte) render_screen_show#0 )
   kickasm(location (const nomodify byte*) PLAYFIELD_SPRITES) {{ .var sprites = LoadPicture("playfield-sprites.png", List().add($010101, $000000))
@@ -989,11 +989,11 @@ sprites_init::@return: scope:[sprites_init]  from sprites_init::@1
   (word) lines_bcd#73 ← phi( @3/(word) lines_bcd#79 )
   (byte) keyboard_modifiers#48 ← phi( @3/(byte) keyboard_modifiers#51 )
   (byte) keyboard_events_size#63 ← phi( @3/(byte) keyboard_events_size#68 )
-  (byte) game_over#78 ← phi( @3/(byte) game_over#83 )
-  (byte) current_ypos#93 ← phi( @3/(byte) current_ypos#96 )
-  (byte) current_xpos#114 ← phi( @3/(byte) current_xpos#117 )
-  (byte*) current_piece_gfx#105 ← phi( @3/(byte*) current_piece_gfx#110 )
-  (byte) current_piece_char#92 ← phi( @3/(byte) current_piece_char#98 )
+  (byte) game_over#77 ← phi( @3/(byte) game_over#82 )
+  (byte) current_ypos#92 ← phi( @3/(byte) current_ypos#95 )
+  (byte) current_xpos#113 ← phi( @3/(byte) current_xpos#116 )
+  (byte*) current_piece_gfx#104 ← phi( @3/(byte*) current_piece_gfx#109 )
+  (byte) current_piece_char#91 ← phi( @3/(byte) current_piece_char#97 )
   (byte) render_screen_render#57 ← phi( @3/(byte) render_screen_render#60 )
   (byte) render_screen_show#52 ← phi( @3/(byte) render_screen_show#55 )
   (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST
@@ -1006,11 +1006,11 @@ toSpritePtr1: scope:[]  from @4
   (word) lines_bcd#68 ← phi( @4/(word) lines_bcd#73 )
   (byte) keyboard_modifiers#45 ← phi( @4/(byte) keyboard_modifiers#48 )
   (byte) keyboard_events_size#57 ← phi( @4/(byte) keyboard_events_size#63 )
-  (byte) game_over#72 ← phi( @4/(byte) game_over#78 )
-  (byte) current_ypos#86 ← phi( @4/(byte) current_ypos#93 )
-  (byte) current_xpos#107 ← phi( @4/(byte) current_xpos#114 )
-  (byte*) current_piece_gfx#98 ← phi( @4/(byte*) current_piece_gfx#105 )
-  (byte) current_piece_char#86 ← phi( @4/(byte) current_piece_char#92 )
+  (byte) game_over#72 ← phi( @4/(byte) game_over#77 )
+  (byte) current_ypos#86 ← phi( @4/(byte) current_ypos#92 )
+  (byte) current_xpos#107 ← phi( @4/(byte) current_xpos#113 )
+  (byte*) current_piece_gfx#98 ← phi( @4/(byte*) current_piece_gfx#104 )
+  (byte) current_piece_char#86 ← phi( @4/(byte) current_piece_char#91 )
   (byte) render_screen_render#54 ← phi( @4/(byte) render_screen_render#57 )
   (byte) render_screen_show#48 ← phi( @4/(byte) render_screen_show#52 )
   (byte*) toSpritePtr1_sprite#1 ← phi( @4/(byte*) toSpritePtr1_sprite#0 )
@@ -1394,10 +1394,10 @@ play_movement::@return: scope:[play_movement]  from play_movement::@2 play_movem
 (byte()) play_move_down((byte) play_move_down::key_event)
 play_move_down: scope:[play_move_down]  from play_movement
   (byte) next_piece_idx#72 ← phi( play_movement/(byte) next_piece_idx#26 )
-  (byte) game_over#79 ← phi( play_movement/(byte) game_over#23 )
-  (byte*) current_piece_gfx#106 ← phi( play_movement/(byte*) current_piece_gfx#31 )
-  (byte) current_piece_char#93 ← phi( play_movement/(byte) current_piece_char#25 )
-  (byte*) current_piece#85 ← phi( play_movement/(byte*) current_piece#24 )
+  (byte) game_over#78 ← phi( play_movement/(byte) game_over#23 )
+  (byte*) current_piece_gfx#105 ← phi( play_movement/(byte*) current_piece_gfx#31 )
+  (byte) current_piece_char#92 ← phi( play_movement/(byte) current_piece_char#25 )
+  (byte*) current_piece#84 ← phi( play_movement/(byte*) current_piece#24 )
   (byte) level_bcd#86 ← phi( play_movement/(byte) level_bcd#27 )
   (byte) level#93 ← phi( play_movement/(byte) level#29 )
   (word) lines_bcd#74 ← phi( play_movement/(word) lines_bcd#22 )
@@ -1415,10 +1415,10 @@ play_move_down: scope:[play_move_down]  from play_movement
   to:play_move_down::@5
 play_move_down::@1: scope:[play_move_down]  from play_move_down play_move_down::@5
   (byte) next_piece_idx#68 ← phi( play_move_down/(byte) next_piece_idx#72 play_move_down::@5/(byte) next_piece_idx#73 )
-  (byte) game_over#73 ← phi( play_move_down/(byte) game_over#79 play_move_down::@5/(byte) game_over#80 )
-  (byte*) current_piece_gfx#99 ← phi( play_move_down/(byte*) current_piece_gfx#106 play_move_down::@5/(byte*) current_piece_gfx#107 )
-  (byte) current_piece_char#87 ← phi( play_move_down/(byte) current_piece_char#93 play_move_down::@5/(byte) current_piece_char#94 )
-  (byte*) current_piece#80 ← phi( play_move_down/(byte*) current_piece#85 play_move_down::@5/(byte*) current_piece#86 )
+  (byte) game_over#73 ← phi( play_move_down/(byte) game_over#78 play_move_down::@5/(byte) game_over#79 )
+  (byte*) current_piece_gfx#99 ← phi( play_move_down/(byte*) current_piece_gfx#105 play_move_down::@5/(byte*) current_piece_gfx#106 )
+  (byte) current_piece_char#87 ← phi( play_move_down/(byte) current_piece_char#92 play_move_down::@5/(byte) current_piece_char#93 )
+  (byte*) current_piece#80 ← phi( play_move_down/(byte*) current_piece#84 play_move_down::@5/(byte*) current_piece#85 )
   (byte) level_bcd#79 ← phi( play_move_down/(byte) level_bcd#86 play_move_down::@5/(byte) level_bcd#87 )
   (byte) level#86 ← phi( play_move_down/(byte) level#93 play_move_down::@5/(byte) level#94 )
   (word) lines_bcd#69 ← phi( play_move_down/(word) lines_bcd#74 play_move_down::@5/(word) lines_bcd#75 )
@@ -1455,10 +1455,10 @@ play_move_down::@13: scope:[play_move_down]  from play_move_down::@1
   to:play_move_down::@6
 play_move_down::@5: scope:[play_move_down]  from play_move_down
   (byte) next_piece_idx#73 ← phi( play_move_down/(byte) next_piece_idx#72 )
-  (byte) game_over#80 ← phi( play_move_down/(byte) game_over#79 )
-  (byte*) current_piece_gfx#107 ← phi( play_move_down/(byte*) current_piece_gfx#106 )
-  (byte) current_piece_char#94 ← phi( play_move_down/(byte) current_piece_char#93 )
-  (byte*) current_piece#86 ← phi( play_move_down/(byte*) current_piece#85 )
+  (byte) game_over#79 ← phi( play_move_down/(byte) game_over#78 )
+  (byte*) current_piece_gfx#106 ← phi( play_move_down/(byte*) current_piece_gfx#105 )
+  (byte) current_piece_char#93 ← phi( play_move_down/(byte) current_piece_char#92 )
+  (byte*) current_piece#85 ← phi( play_move_down/(byte*) current_piece#84 )
   (byte) level_bcd#87 ← phi( play_move_down/(byte) level_bcd#86 )
   (byte) level#94 ← phi( play_move_down/(byte) level#93 )
   (word) lines_bcd#75 ← phi( play_move_down/(word) lines_bcd#74 )
@@ -2213,53 +2213,43 @@ play_spawn_current::@2: scope:[play_spawn_current]  from play_spawn_current::@6
   (byte*) current_piece#72 ← phi( play_spawn_current::@6/(byte*) current_piece#73 )
   (byte) game_over#5 ← (number) 1
   to:play_spawn_current::@1
-play_spawn_current::@3: scope:[play_spawn_current]  from play_spawn_current::@1 play_spawn_current::@5
-  (byte) game_over#39 ← phi( play_spawn_current::@1/(byte) game_over#52 play_spawn_current::@5/(byte) game_over#53 )
-  (byte) current_ypos#57 ← phi( play_spawn_current::@1/(byte) current_ypos#70 play_spawn_current::@5/(byte) current_ypos#71 )
-  (byte) current_xpos#69 ← phi( play_spawn_current::@1/(byte) current_xpos#88 play_spawn_current::@5/(byte) current_xpos#89 )
-  (byte*) current_piece_gfx#57 ← phi( play_spawn_current::@1/(byte*) current_piece_gfx#74 play_spawn_current::@5/(byte*) current_piece_gfx#75 )
-  (byte) current_orientation#56 ← phi( play_spawn_current::@1/(byte) current_orientation#68 play_spawn_current::@5/(byte) current_orientation#69 )
-  (byte) current_piece_char#45 ← phi( play_spawn_current::@1/(byte) current_piece_char#61 play_spawn_current::@5/(byte) current_piece_char#62 )
-  (byte*) current_piece#48 ← phi( play_spawn_current::@1/(byte*) current_piece#61 play_spawn_current::@5/(byte*) current_piece#62 )
-  (byte) play_spawn_current::piece_idx#2 ← phi( play_spawn_current::@1/(byte) play_spawn_current::piece_idx#0 play_spawn_current::@5/(byte) play_spawn_current::piece_idx#1 )
+play_spawn_current::@3: scope:[play_spawn_current]  from play_spawn_current::@1 play_spawn_current::@7
+  (byte) game_over#39 ← phi( play_spawn_current::@1/(byte) game_over#52 play_spawn_current::@7/(byte) game_over#53 )
+  (byte) current_ypos#57 ← phi( play_spawn_current::@1/(byte) current_ypos#70 play_spawn_current::@7/(byte) current_ypos#71 )
+  (byte) current_xpos#69 ← phi( play_spawn_current::@1/(byte) current_xpos#88 play_spawn_current::@7/(byte) current_xpos#89 )
+  (byte*) current_piece_gfx#57 ← phi( play_spawn_current::@1/(byte*) current_piece_gfx#74 play_spawn_current::@7/(byte*) current_piece_gfx#75 )
+  (byte) current_orientation#56 ← phi( play_spawn_current::@1/(byte) current_orientation#68 play_spawn_current::@7/(byte) current_orientation#69 )
+  (byte) current_piece_char#45 ← phi( play_spawn_current::@1/(byte) current_piece_char#61 play_spawn_current::@7/(byte) current_piece_char#62 )
+  (byte*) current_piece#48 ← phi( play_spawn_current::@1/(byte*) current_piece#61 play_spawn_current::@7/(byte*) current_piece#62 )
+  (byte) play_spawn_current::piece_idx#2 ← phi( play_spawn_current::@1/(byte) play_spawn_current::piece_idx#0 play_spawn_current::@7/(byte) play_spawn_current::piece_idx#1 )
   (bool~) play_spawn_current::$4 ← (byte) play_spawn_current::piece_idx#2 == (number) 7
-  if((bool~) play_spawn_current::$4) goto play_spawn_current::sid_rnd1
-  to:play_spawn_current::@4
-play_spawn_current::sid_rnd1: scope:[play_spawn_current]  from play_spawn_current::@3
-  (byte) game_over#75 ← phi( play_spawn_current::@3/(byte) game_over#39 )
-  (byte) current_ypos#89 ← phi( play_spawn_current::@3/(byte) current_ypos#57 )
-  (byte) current_xpos#110 ← phi( play_spawn_current::@3/(byte) current_xpos#69 )
-  (byte*) current_piece_gfx#100 ← phi( play_spawn_current::@3/(byte*) current_piece_gfx#57 )
-  (byte) current_orientation#87 ← phi( play_spawn_current::@3/(byte) current_orientation#56 )
-  (byte) current_piece_char#88 ← phi( play_spawn_current::@3/(byte) current_piece_char#45 )
-  (byte*) current_piece#81 ← phi( play_spawn_current::@3/(byte*) current_piece#48 )
-  (byte) play_spawn_current::sid_rnd1_return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
-  to:play_spawn_current::sid_rnd1_@return
-play_spawn_current::sid_rnd1_@return: scope:[play_spawn_current]  from play_spawn_current::sid_rnd1
-  (byte) game_over#66 ← phi( play_spawn_current::sid_rnd1/(byte) game_over#75 )
-  (byte) current_ypos#81 ← phi( play_spawn_current::sid_rnd1/(byte) current_ypos#89 )
-  (byte) current_xpos#101 ← phi( play_spawn_current::sid_rnd1/(byte) current_xpos#110 )
-  (byte*) current_piece_gfx#93 ← phi( play_spawn_current::sid_rnd1/(byte*) current_piece_gfx#100 )
-  (byte) current_orientation#79 ← phi( play_spawn_current::sid_rnd1/(byte) current_orientation#87 )
-  (byte) current_piece_char#78 ← phi( play_spawn_current::sid_rnd1/(byte) current_piece_char#88 )
-  (byte*) current_piece#74 ← phi( play_spawn_current::sid_rnd1/(byte*) current_piece#81 )
-  (byte) play_spawn_current::sid_rnd1_return#2 ← phi( play_spawn_current::sid_rnd1/(byte) play_spawn_current::sid_rnd1_return#0 )
-  (byte) play_spawn_current::sid_rnd1_return#1 ← (byte) play_spawn_current::sid_rnd1_return#2
+  if((bool~) play_spawn_current::$4) goto play_spawn_current::@4
   to:play_spawn_current::@5
-play_spawn_current::@5: scope:[play_spawn_current]  from play_spawn_current::sid_rnd1_@return
-  (byte) game_over#53 ← phi( play_spawn_current::sid_rnd1_@return/(byte) game_over#66 )
-  (byte) current_ypos#71 ← phi( play_spawn_current::sid_rnd1_@return/(byte) current_ypos#81 )
-  (byte) current_xpos#89 ← phi( play_spawn_current::sid_rnd1_@return/(byte) current_xpos#101 )
-  (byte*) current_piece_gfx#75 ← phi( play_spawn_current::sid_rnd1_@return/(byte*) current_piece_gfx#93 )
-  (byte) current_orientation#69 ← phi( play_spawn_current::sid_rnd1_@return/(byte) current_orientation#79 )
-  (byte) current_piece_char#62 ← phi( play_spawn_current::sid_rnd1_@return/(byte) current_piece_char#78 )
-  (byte*) current_piece#62 ← phi( play_spawn_current::sid_rnd1_@return/(byte*) current_piece#74 )
-  (byte) play_spawn_current::sid_rnd1_return#3 ← phi( play_spawn_current::sid_rnd1_@return/(byte) play_spawn_current::sid_rnd1_return#1 )
-  (byte~) play_spawn_current::$5 ← (byte) play_spawn_current::sid_rnd1_return#3
+play_spawn_current::@4: scope:[play_spawn_current]  from play_spawn_current::@3
+  (byte) game_over#66 ← phi( play_spawn_current::@3/(byte) game_over#39 )
+  (byte) current_ypos#81 ← phi( play_spawn_current::@3/(byte) current_ypos#57 )
+  (byte) current_xpos#101 ← phi( play_spawn_current::@3/(byte) current_xpos#69 )
+  (byte*) current_piece_gfx#93 ← phi( play_spawn_current::@3/(byte*) current_piece_gfx#57 )
+  (byte) current_orientation#79 ← phi( play_spawn_current::@3/(byte) current_orientation#56 )
+  (byte) current_piece_char#78 ← phi( play_spawn_current::@3/(byte) current_piece_char#45 )
+  (byte*) current_piece#74 ← phi( play_spawn_current::@3/(byte*) current_piece#48 )
+  call sid_rnd 
+  (byte) sid_rnd::return#2 ← (byte) sid_rnd::return#1
+  to:play_spawn_current::@7
+play_spawn_current::@7: scope:[play_spawn_current]  from play_spawn_current::@4
+  (byte) game_over#53 ← phi( play_spawn_current::@4/(byte) game_over#66 )
+  (byte) current_ypos#71 ← phi( play_spawn_current::@4/(byte) current_ypos#81 )
+  (byte) current_xpos#89 ← phi( play_spawn_current::@4/(byte) current_xpos#101 )
+  (byte*) current_piece_gfx#75 ← phi( play_spawn_current::@4/(byte*) current_piece_gfx#93 )
+  (byte) current_orientation#69 ← phi( play_spawn_current::@4/(byte) current_orientation#79 )
+  (byte) current_piece_char#62 ← phi( play_spawn_current::@4/(byte) current_piece_char#78 )
+  (byte*) current_piece#62 ← phi( play_spawn_current::@4/(byte*) current_piece#74 )
+  (byte) sid_rnd::return#4 ← phi( play_spawn_current::@4/(byte) sid_rnd::return#2 )
+  (byte~) play_spawn_current::$5 ← (byte) sid_rnd::return#4
   (number~) play_spawn_current::$6 ← (byte~) play_spawn_current::$5 & (number) 7
   (byte) play_spawn_current::piece_idx#1 ← (number~) play_spawn_current::$6
   to:play_spawn_current::@3
-play_spawn_current::@4: scope:[play_spawn_current]  from play_spawn_current::@3
+play_spawn_current::@5: scope:[play_spawn_current]  from play_spawn_current::@3
   (byte) game_over#29 ← phi( play_spawn_current::@3/(byte) game_over#39 )
   (byte) current_ypos#45 ← phi( play_spawn_current::@3/(byte) current_ypos#57 )
   (byte) current_xpos#54 ← phi( play_spawn_current::@3/(byte) current_xpos#69 )
@@ -2270,15 +2260,15 @@ play_spawn_current::@4: scope:[play_spawn_current]  from play_spawn_current::@3
   (byte) play_spawn_current::piece_idx#3 ← phi( play_spawn_current::@3/(byte) play_spawn_current::piece_idx#2 )
   (byte) next_piece_idx#5 ← (byte) play_spawn_current::piece_idx#3
   to:play_spawn_current::@return
-play_spawn_current::@return: scope:[play_spawn_current]  from play_spawn_current::@4
-  (byte) next_piece_idx#18 ← phi( play_spawn_current::@4/(byte) next_piece_idx#5 )
-  (byte) game_over#16 ← phi( play_spawn_current::@4/(byte) game_over#29 )
-  (byte) current_ypos#24 ← phi( play_spawn_current::@4/(byte) current_ypos#45 )
-  (byte) current_xpos#30 ← phi( play_spawn_current::@4/(byte) current_xpos#54 )
-  (byte*) current_piece_gfx#23 ← phi( play_spawn_current::@4/(byte*) current_piece_gfx#41 )
-  (byte) current_orientation#26 ← phi( play_spawn_current::@4/(byte) current_orientation#45 )
-  (byte) current_piece_char#18 ← phi( play_spawn_current::@4/(byte) current_piece_char#32 )
-  (byte*) current_piece#18 ← phi( play_spawn_current::@4/(byte*) current_piece#35 )
+play_spawn_current::@return: scope:[play_spawn_current]  from play_spawn_current::@5
+  (byte) next_piece_idx#18 ← phi( play_spawn_current::@5/(byte) next_piece_idx#5 )
+  (byte) game_over#16 ← phi( play_spawn_current::@5/(byte) game_over#29 )
+  (byte) current_ypos#24 ← phi( play_spawn_current::@5/(byte) current_ypos#45 )
+  (byte) current_xpos#30 ← phi( play_spawn_current::@5/(byte) current_xpos#54 )
+  (byte*) current_piece_gfx#23 ← phi( play_spawn_current::@5/(byte*) current_piece_gfx#41 )
+  (byte) current_orientation#26 ← phi( play_spawn_current::@5/(byte) current_orientation#45 )
+  (byte) current_piece_char#18 ← phi( play_spawn_current::@5/(byte) current_piece_char#32 )
+  (byte*) current_piece#18 ← phi( play_spawn_current::@5/(byte*) current_piece#35 )
   (byte*) current_piece#6 ← (byte*) current_piece#18
   (byte) current_piece_char#6 ← (byte) current_piece_char#18
   (byte) current_orientation#9 ← (byte) current_orientation#26
@@ -2528,13 +2518,13 @@ main: scope:[main]  from @6
   (byte) keyboard_modifiers#59 ← phi( @6/(byte) keyboard_modifiers#24 )
   (byte) keyboard_events_size#77 ← phi( @6/(byte) keyboard_events_size#28 )
   (byte) level#100 ← phi( @6/(byte) level#41 )
-  (byte) game_over#81 ← phi( @6/(byte) game_over#34 )
-  (byte) current_ypos#94 ← phi( @6/(byte) current_ypos#49 )
-  (byte) current_xpos#115 ← phi( @6/(byte) current_xpos#58 )
-  (byte*) current_piece_gfx#108 ← phi( @6/(byte*) current_piece_gfx#45 )
-  (byte) current_orientation#91 ← phi( @6/(byte) current_orientation#49 )
-  (byte) current_piece_char#95 ← phi( @6/(byte) current_piece_char#36 )
-  (byte*) current_piece#87 ← phi( @6/(byte*) current_piece#39 )
+  (byte) game_over#80 ← phi( @6/(byte) game_over#34 )
+  (byte) current_ypos#93 ← phi( @6/(byte) current_ypos#49 )
+  (byte) current_xpos#114 ← phi( @6/(byte) current_xpos#58 )
+  (byte*) current_piece_gfx#107 ← phi( @6/(byte*) current_piece_gfx#45 )
+  (byte) current_orientation#90 ← phi( @6/(byte) current_orientation#49 )
+  (byte) current_piece_char#94 ← phi( @6/(byte) current_piece_char#36 )
+  (byte*) current_piece#86 ← phi( @6/(byte*) current_piece#39 )
   (byte) next_piece_idx#74 ← phi( @6/(byte) next_piece_idx#35 )
   (byte) current_movedown_slow#79 ← phi( @6/(byte) current_movedown_slow#46 )
   (byte) render_screen_render#35 ← phi( @6/(byte) render_screen_render#29 )
@@ -2548,13 +2538,13 @@ main::@9: scope:[main]  from main
   (byte) keyboard_modifiers#58 ← phi( main/(byte) keyboard_modifiers#59 )
   (byte) keyboard_events_size#76 ← phi( main/(byte) keyboard_events_size#77 )
   (byte) level#95 ← phi( main/(byte) level#100 )
-  (byte) game_over#76 ← phi( main/(byte) game_over#81 )
-  (byte) current_ypos#90 ← phi( main/(byte) current_ypos#94 )
-  (byte) current_xpos#111 ← phi( main/(byte) current_xpos#115 )
-  (byte*) current_piece_gfx#101 ← phi( main/(byte*) current_piece_gfx#108 )
-  (byte) current_orientation#88 ← phi( main/(byte) current_orientation#91 )
-  (byte) current_piece_char#89 ← phi( main/(byte) current_piece_char#95 )
-  (byte*) current_piece#82 ← phi( main/(byte*) current_piece#87 )
+  (byte) game_over#75 ← phi( main/(byte) game_over#80 )
+  (byte) current_ypos#89 ← phi( main/(byte) current_ypos#93 )
+  (byte) current_xpos#110 ← phi( main/(byte) current_xpos#114 )
+  (byte*) current_piece_gfx#100 ← phi( main/(byte*) current_piece_gfx#107 )
+  (byte) current_orientation#87 ← phi( main/(byte) current_orientation#90 )
+  (byte) current_piece_char#88 ← phi( main/(byte) current_piece_char#94 )
+  (byte*) current_piece#81 ← phi( main/(byte*) current_piece#86 )
   (byte) next_piece_idx#69 ← phi( main/(byte) next_piece_idx#74 )
   (byte) current_movedown_slow#74 ← phi( main/(byte) current_movedown_slow#79 )
   (byte) render_screen_render#27 ← phi( main/(byte) render_screen_render#35 )
@@ -2569,13 +2559,13 @@ main::@10: scope:[main]  from main::@9
   (byte) keyboard_modifiers#57 ← phi( main::@9/(byte) keyboard_modifiers#58 )
   (byte) keyboard_events_size#75 ← phi( main::@9/(byte) keyboard_events_size#76 )
   (byte) level#88 ← phi( main::@9/(byte) level#95 )
-  (byte) game_over#67 ← phi( main::@9/(byte) game_over#76 )
-  (byte) current_ypos#82 ← phi( main::@9/(byte) current_ypos#90 )
-  (byte) current_xpos#102 ← phi( main::@9/(byte) current_xpos#111 )
-  (byte*) current_piece_gfx#94 ← phi( main::@9/(byte*) current_piece_gfx#101 )
-  (byte) current_orientation#80 ← phi( main::@9/(byte) current_orientation#88 )
-  (byte) current_piece_char#79 ← phi( main::@9/(byte) current_piece_char#89 )
-  (byte*) current_piece#75 ← phi( main::@9/(byte*) current_piece#82 )
+  (byte) game_over#67 ← phi( main::@9/(byte) game_over#75 )
+  (byte) current_ypos#82 ← phi( main::@9/(byte) current_ypos#89 )
+  (byte) current_xpos#102 ← phi( main::@9/(byte) current_xpos#110 )
+  (byte*) current_piece_gfx#94 ← phi( main::@9/(byte*) current_piece_gfx#100 )
+  (byte) current_orientation#80 ← phi( main::@9/(byte) current_orientation#87 )
+  (byte) current_piece_char#79 ← phi( main::@9/(byte) current_piece_char#88 )
+  (byte*) current_piece#75 ← phi( main::@9/(byte*) current_piece#81 )
   (byte) next_piece_idx#62 ← phi( main::@9/(byte) next_piece_idx#69 )
   (byte) current_movedown_slow#66 ← phi( main::@9/(byte) current_movedown_slow#74 )
   (byte) render_screen_render#16 ← phi( main::@9/(byte) render_screen_render#2 )
@@ -2783,16 +2773,16 @@ main::@1: scope:[main]  from main::@18 main::@27 main::@7
 main::@2: scope:[main]  from main::@1 main::@2
   (byte) render_screen_render#62 ← phi( main::@1/(byte) render_screen_render#28 main::@2/(byte) render_screen_render#62 )
   (byte) next_piece_idx#75 ← phi( main::@1/(byte) next_piece_idx#34 main::@2/(byte) next_piece_idx#75 )
-  (byte) current_xpos#116 ← phi( main::@1/(byte) current_xpos#57 main::@2/(byte) current_xpos#116 )
-  (byte*) current_piece_gfx#109 ← phi( main::@1/(byte*) current_piece_gfx#44 main::@2/(byte*) current_piece_gfx#109 )
-  (byte) current_orientation#92 ← phi( main::@1/(byte) current_orientation#48 main::@2/(byte) current_orientation#92 )
-  (byte) current_piece_char#96 ← phi( main::@1/(byte) current_piece_char#35 main::@2/(byte) current_piece_char#96 )
-  (byte*) current_piece#88 ← phi( main::@1/(byte*) current_piece#38 main::@2/(byte*) current_piece#88 )
+  (byte) current_xpos#115 ← phi( main::@1/(byte) current_xpos#57 main::@2/(byte) current_xpos#115 )
+  (byte*) current_piece_gfx#108 ← phi( main::@1/(byte*) current_piece_gfx#44 main::@2/(byte*) current_piece_gfx#108 )
+  (byte) current_orientation#91 ← phi( main::@1/(byte) current_orientation#48 main::@2/(byte) current_orientation#91 )
+  (byte) current_piece_char#95 ← phi( main::@1/(byte) current_piece_char#35 main::@2/(byte) current_piece_char#95 )
+  (byte*) current_piece#87 ← phi( main::@1/(byte*) current_piece#38 main::@2/(byte*) current_piece#87 )
   (byte) level_bcd#89 ← phi( main::@1/(byte) level_bcd#40 main::@2/(byte) level_bcd#89 )
   (byte) current_movedown_slow#84 ← phi( main::@1/(byte) current_movedown_slow#45 main::@2/(byte) current_movedown_slow#84 )
   (byte) level#97 ← phi( main::@1/(byte) level#40 main::@2/(byte) level#97 )
   (word) lines_bcd#77 ← phi( main::@1/(word) lines_bcd#31 main::@2/(word) lines_bcd#77 )
-  (byte) current_ypos#95 ← phi( main::@1/(byte) current_ypos#48 main::@2/(byte) current_ypos#95 )
+  (byte) current_ypos#94 ← phi( main::@1/(byte) current_ypos#48 main::@2/(byte) current_ypos#94 )
   (byte) current_movedown_counter#49 ← phi( main::@1/(byte) current_movedown_counter#25 main::@2/(byte) current_movedown_counter#49 )
   (byte) game_over#69 ← phi( main::@1/(byte) game_over#33 main::@2/(byte) game_over#69 )
   (byte) keyboard_modifiers#35 ← phi( main::@1/(byte) keyboard_modifiers#23 main::@2/(byte) keyboard_modifiers#35 )
@@ -2804,16 +2794,16 @@ main::@2: scope:[main]  from main::@1 main::@2
 main::@3: scope:[main]  from main::@2
   (byte) render_screen_render#61 ← phi( main::@2/(byte) render_screen_render#62 )
   (byte) next_piece_idx#70 ← phi( main::@2/(byte) next_piece_idx#75 )
-  (byte) current_xpos#112 ← phi( main::@2/(byte) current_xpos#116 )
-  (byte*) current_piece_gfx#102 ← phi( main::@2/(byte*) current_piece_gfx#109 )
-  (byte) current_orientation#89 ← phi( main::@2/(byte) current_orientation#92 )
-  (byte) current_piece_char#90 ← phi( main::@2/(byte) current_piece_char#96 )
-  (byte*) current_piece#83 ← phi( main::@2/(byte*) current_piece#88 )
+  (byte) current_xpos#111 ← phi( main::@2/(byte) current_xpos#115 )
+  (byte*) current_piece_gfx#101 ← phi( main::@2/(byte*) current_piece_gfx#108 )
+  (byte) current_orientation#88 ← phi( main::@2/(byte) current_orientation#91 )
+  (byte) current_piece_char#89 ← phi( main::@2/(byte) current_piece_char#95 )
+  (byte*) current_piece#82 ← phi( main::@2/(byte*) current_piece#87 )
   (byte) level_bcd#81 ← phi( main::@2/(byte) level_bcd#89 )
   (byte) current_movedown_slow#81 ← phi( main::@2/(byte) current_movedown_slow#84 )
   (byte) level#90 ← phi( main::@2/(byte) level#97 )
   (word) lines_bcd#71 ← phi( main::@2/(word) lines_bcd#77 )
-  (byte) current_ypos#91 ← phi( main::@2/(byte) current_ypos#95 )
+  (byte) current_ypos#90 ← phi( main::@2/(byte) current_ypos#94 )
   (byte) current_movedown_counter#46 ← phi( main::@2/(byte) current_movedown_counter#49 )
   (byte) game_over#56 ← phi( main::@2/(byte) game_over#69 )
   (byte) keyboard_modifiers#31 ← phi( main::@2/(byte) keyboard_modifiers#35 )
@@ -2825,16 +2815,16 @@ main::@19: scope:[main]  from main::@3
   (byte) render_screen_render#59 ← phi( main::@3/(byte) render_screen_render#61 )
   (byte) render_screen_show#54 ← phi( main::@3/(byte) render_screen_show#18 )
   (byte) next_piece_idx#64 ← phi( main::@3/(byte) next_piece_idx#70 )
-  (byte) current_xpos#103 ← phi( main::@3/(byte) current_xpos#112 )
-  (byte*) current_piece_gfx#95 ← phi( main::@3/(byte*) current_piece_gfx#102 )
-  (byte) current_orientation#82 ← phi( main::@3/(byte) current_orientation#89 )
-  (byte) current_piece_char#81 ← phi( main::@3/(byte) current_piece_char#90 )
-  (byte*) current_piece#77 ← phi( main::@3/(byte*) current_piece#83 )
+  (byte) current_xpos#103 ← phi( main::@3/(byte) current_xpos#111 )
+  (byte*) current_piece_gfx#95 ← phi( main::@3/(byte*) current_piece_gfx#101 )
+  (byte) current_orientation#82 ← phi( main::@3/(byte) current_orientation#88 )
+  (byte) current_piece_char#81 ← phi( main::@3/(byte) current_piece_char#89 )
+  (byte*) current_piece#77 ← phi( main::@3/(byte*) current_piece#82 )
   (byte) level_bcd#74 ← phi( main::@3/(byte) level_bcd#81 )
   (byte) current_movedown_slow#76 ← phi( main::@3/(byte) current_movedown_slow#81 )
   (byte) level#81 ← phi( main::@3/(byte) level#90 )
   (word) lines_bcd#64 ← phi( main::@3/(word) lines_bcd#71 )
-  (byte) current_ypos#83 ← phi( main::@3/(byte) current_ypos#91 )
+  (byte) current_ypos#83 ← phi( main::@3/(byte) current_ypos#90 )
   (byte) current_movedown_counter#42 ← phi( main::@3/(byte) current_movedown_counter#46 )
   (byte) game_over#44 ← phi( main::@3/(byte) game_over#56 )
   (byte) keyboard_modifiers#22 ← phi( main::@3/(byte) keyboard_modifiers#31 )
@@ -3020,14 +3010,14 @@ main::@8: scope:[main]  from main::@7
   (byte) current_movedown_counter#52 ← phi( main::@7/(byte) current_movedown_counter#32 )
   (byte) keyboard_modifiers#53 ← phi( main::@7/(byte) keyboard_modifiers#30 )
   (byte) keyboard_events_size#70 ← phi( main::@7/(byte) keyboard_events_size#34 )
-  (byte) game_over#84 ← phi( main::@7/(byte) game_over#43 )
-  (byte) current_orientation#94 ← phi( main::@7/(byte) current_orientation#60 )
-  (byte*) current_piece#90 ← phi( main::@7/(byte*) current_piece#52 )
+  (byte) game_over#83 ← phi( main::@7/(byte) game_over#43 )
+  (byte) current_orientation#93 ← phi( main::@7/(byte) current_orientation#60 )
+  (byte*) current_piece#89 ← phi( main::@7/(byte*) current_piece#52 )
   (byte) current_movedown_slow#86 ← phi( main::@7/(byte) current_movedown_slow#57 )
-  (byte) current_piece_char#97 ← phi( main::@7/(byte) current_piece_char#49 )
+  (byte) current_piece_char#96 ← phi( main::@7/(byte) current_piece_char#49 )
   (byte) render_screen_show#51 ← phi( main::@7/(byte) render_screen_show#29 )
   (byte) next_piece_idx#71 ← phi( main::@7/(byte) next_piece_idx#44 )
-  (byte*) current_piece_gfx#103 ← phi( main::@7/(byte*) current_piece_gfx#61 )
+  (byte*) current_piece_gfx#102 ← phi( main::@7/(byte*) current_piece_gfx#61 )
   (byte) current_xpos#105 ← phi( main::@7/(byte) current_xpos#73 )
   (byte) current_ypos#63 ← phi( main::@7/(byte) current_ypos#61 )
   (byte) render_screen_render#31 ← phi( main::@7/(byte) render_screen_render#38 )
@@ -3040,14 +3030,14 @@ main::@23: scope:[main]  from main::@8
   (byte) current_movedown_counter#50 ← phi( main::@8/(byte) current_movedown_counter#52 )
   (byte) keyboard_modifiers#50 ← phi( main::@8/(byte) keyboard_modifiers#53 )
   (byte) keyboard_events_size#65 ← phi( main::@8/(byte) keyboard_events_size#70 )
-  (byte) game_over#82 ← phi( main::@8/(byte) game_over#84 )
-  (byte) current_orientation#93 ← phi( main::@8/(byte) current_orientation#94 )
-  (byte*) current_piece#89 ← phi( main::@8/(byte*) current_piece#90 )
+  (byte) game_over#81 ← phi( main::@8/(byte) game_over#83 )
+  (byte) current_orientation#92 ← phi( main::@8/(byte) current_orientation#93 )
+  (byte*) current_piece#88 ← phi( main::@8/(byte*) current_piece#89 )
   (byte) current_movedown_slow#85 ← phi( main::@8/(byte) current_movedown_slow#86 )
-  (byte) current_piece_char#84 ← phi( main::@8/(byte) current_piece_char#97 )
+  (byte) current_piece_char#84 ← phi( main::@8/(byte) current_piece_char#96 )
   (byte) render_screen_show#47 ← phi( main::@8/(byte) render_screen_show#51 )
   (byte) next_piece_idx#66 ← phi( main::@8/(byte) next_piece_idx#71 )
-  (byte*) current_piece_gfx#82 ← phi( main::@8/(byte*) current_piece_gfx#103 )
+  (byte*) current_piece_gfx#82 ← phi( main::@8/(byte*) current_piece_gfx#102 )
   (byte) current_xpos#77 ← phi( main::@8/(byte) current_xpos#105 )
   (byte) render_screen_render#39 ← phi( main::@8/(byte) render_screen_render#31 )
   (byte) current_ypos#31 ← phi( main::@8/(byte) current_ypos#63 )
@@ -3060,13 +3050,13 @@ main::@24: scope:[main]  from main::@23
   (byte) current_movedown_counter#47 ← phi( main::@23/(byte) current_movedown_counter#50 )
   (byte) keyboard_modifiers#47 ← phi( main::@23/(byte) keyboard_modifiers#50 )
   (byte) keyboard_events_size#59 ← phi( main::@23/(byte) keyboard_events_size#65 )
-  (byte) game_over#77 ← phi( main::@23/(byte) game_over#82 )
-  (byte) current_ypos#92 ← phi( main::@23/(byte) current_ypos#31 )
-  (byte) current_xpos#113 ← phi( main::@23/(byte) current_xpos#77 )
-  (byte*) current_piece_gfx#104 ← phi( main::@23/(byte*) current_piece_gfx#82 )
-  (byte) current_orientation#90 ← phi( main::@23/(byte) current_orientation#93 )
-  (byte) current_piece_char#91 ← phi( main::@23/(byte) current_piece_char#84 )
-  (byte*) current_piece#84 ← phi( main::@23/(byte*) current_piece#89 )
+  (byte) game_over#76 ← phi( main::@23/(byte) game_over#81 )
+  (byte) current_ypos#91 ← phi( main::@23/(byte) current_ypos#31 )
+  (byte) current_xpos#112 ← phi( main::@23/(byte) current_xpos#77 )
+  (byte*) current_piece_gfx#103 ← phi( main::@23/(byte*) current_piece_gfx#82 )
+  (byte) current_orientation#89 ← phi( main::@23/(byte) current_orientation#92 )
+  (byte) current_piece_char#90 ← phi( main::@23/(byte) current_piece_char#84 )
+  (byte*) current_piece#83 ← phi( main::@23/(byte*) current_piece#88 )
   (byte) current_movedown_slow#82 ← phi( main::@23/(byte) current_movedown_slow#85 )
   (byte) render_screen_show#39 ← phi( main::@23/(byte) render_screen_show#47 )
   (byte) next_piece_idx#47 ← phi( main::@23/(byte) next_piece_idx#66 )
@@ -3081,13 +3071,13 @@ main::@25: scope:[main]  from main::@24
   (byte) keyboard_modifiers#44 ← phi( main::@24/(byte) keyboard_modifiers#47 )
   (byte) keyboard_events_size#52 ← phi( main::@24/(byte) keyboard_events_size#59 )
   (byte) next_piece_idx#67 ← phi( main::@24/(byte) next_piece_idx#47 )
-  (byte) game_over#71 ← phi( main::@24/(byte) game_over#77 )
-  (byte) current_ypos#85 ← phi( main::@24/(byte) current_ypos#92 )
-  (byte) current_xpos#106 ← phi( main::@24/(byte) current_xpos#113 )
-  (byte*) current_piece_gfx#97 ← phi( main::@24/(byte*) current_piece_gfx#104 )
-  (byte) current_orientation#84 ← phi( main::@24/(byte) current_orientation#90 )
-  (byte) current_piece_char#83 ← phi( main::@24/(byte) current_piece_char#91 )
-  (byte*) current_piece#79 ← phi( main::@24/(byte*) current_piece#84 )
+  (byte) game_over#71 ← phi( main::@24/(byte) game_over#76 )
+  (byte) current_ypos#85 ← phi( main::@24/(byte) current_ypos#91 )
+  (byte) current_xpos#106 ← phi( main::@24/(byte) current_xpos#112 )
+  (byte*) current_piece_gfx#97 ← phi( main::@24/(byte*) current_piece_gfx#103 )
+  (byte) current_orientation#84 ← phi( main::@24/(byte) current_orientation#89 )
+  (byte) current_piece_char#83 ← phi( main::@24/(byte) current_piece_char#90 )
+  (byte*) current_piece#79 ← phi( main::@24/(byte*) current_piece#83 )
   (byte) current_movedown_slow#78 ← phi( main::@24/(byte) current_movedown_slow#82 )
   (byte) render_screen_show#31 ← phi( main::@24/(byte) render_screen_show#39 )
   (byte) render_screen_render#21 ← phi( main::@24/(byte) render_screen_render#26 )
@@ -3299,11 +3289,37 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS[]  = { (byte) $30, (byte) $2b, (byte) $26, (byte) $21, (byte) $1c, (byte) $17, (byte) $12, (byte) $d, (byte) 8, (byte) 6, (byte) 5, (byte) 5, (byte) 5, (byte) 4, (byte) 4, (byte) 4, (byte) 3, (byte) 3, (byte) 3, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 1 }
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const nomodify byte) ORANGE = (byte) 8
 (const word*) PIECES[]  = { (word)(const byte*) PIECE_T, (word)(const byte*) PIECE_S, (word)(const byte*) PIECE_Z, (word)(const byte*) PIECE_J, (word)(const byte*) PIECE_O, (word)(const byte*) PIECE_I, (word)(const byte*) PIECE_L }
 (const byte*) PIECES_CHARS[]  = { (byte) $65, (byte) $66, (byte) $a6, (byte) $66, (byte) $65, (byte) $65, (byte) $a6 }
@@ -3347,10 +3363,8 @@ SYMBOL TABLE SSA
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (const nomodify byte) RED = (byte) 2
 (const to_nomodify dword*) SCORE_BASE_BCD[]  = { (dword) 0, (dword) $40, (dword) $100, (dword) $300, (dword) $1200 }
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*)(number) $d400
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*)(number) $d412
-(const nomodify word*) SID_VOICE3_FREQ = (word*)(number) $d40e
-(const nomodify byte*) SID_VOICE3_OSC = (byte*)(number) $d41b
 (const byte) SIZEOF_DWORD = (byte) 4
 (const byte) SIZEOF_POINTER = (byte) 2
 (const byte) SIZEOF_WORD = (byte) 2
@@ -3610,7 +3624,6 @@ SYMBOL TABLE SSA
 (byte) current_orientation#91
 (byte) current_orientation#92
 (byte) current_orientation#93
-(byte) current_orientation#94
 (byte*) current_piece
 (byte*) current_piece#0
 (byte*) current_piece#1
@@ -3702,7 +3715,6 @@ SYMBOL TABLE SSA
 (byte*) current_piece#88
 (byte*) current_piece#89
 (byte*) current_piece#9
-(byte*) current_piece#90
 (byte) current_piece_char
 (byte) current_piece_char#0
 (byte) current_piece_char#1
@@ -3802,7 +3814,6 @@ SYMBOL TABLE SSA
 (byte) current_piece_char#95
 (byte) current_piece_char#96
 (byte) current_piece_char#97
-(byte) current_piece_char#98
 (byte*) current_piece_gfx
 (byte*) current_piece_gfx#0
 (byte*) current_piece_gfx#1
@@ -3818,7 +3829,6 @@ SYMBOL TABLE SSA
 (byte*) current_piece_gfx#108
 (byte*) current_piece_gfx#109
 (byte*) current_piece_gfx#11
-(byte*) current_piece_gfx#110
 (byte*) current_piece_gfx#12
 (byte*) current_piece_gfx#13
 (byte*) current_piece_gfx#14
@@ -3937,7 +3947,6 @@ SYMBOL TABLE SSA
 (byte) current_xpos#114
 (byte) current_xpos#115
 (byte) current_xpos#116
-(byte) current_xpos#117
 (byte) current_xpos#12
 (byte) current_xpos#13
 (byte) current_xpos#14
@@ -4131,7 +4140,6 @@ SYMBOL TABLE SSA
 (byte) current_ypos#93
 (byte) current_ypos#94
 (byte) current_ypos#95
-(byte) current_ypos#96
 (byte) game_over
 (byte) game_over#0
 (byte) game_over#1
@@ -4216,7 +4224,6 @@ SYMBOL TABLE SSA
 (byte) game_over#81
 (byte) game_over#82
 (byte) game_over#83
-(byte) game_over#84
 (byte) game_over#9
 (volatile byte) irq_cnt loadstore
 (volatile byte) irq_raster_next loadstore
@@ -5456,6 +5463,7 @@ SYMBOL TABLE SSA
 (label) play_spawn_current::@4
 (label) play_spawn_current::@5
 (label) play_spawn_current::@6
+(label) play_spawn_current::@7
 (label) play_spawn_current::@return
 (byte) play_spawn_current::current_piece_idx
 (byte) play_spawn_current::current_piece_idx#0
@@ -5464,13 +5472,6 @@ SYMBOL TABLE SSA
 (byte) play_spawn_current::piece_idx#1
 (byte) play_spawn_current::piece_idx#2
 (byte) play_spawn_current::piece_idx#3
-(label) play_spawn_current::sid_rnd1
-(label) play_spawn_current::sid_rnd1_@return
-(byte) play_spawn_current::sid_rnd1_return
-(byte) play_spawn_current::sid_rnd1_return#0
-(byte) play_spawn_current::sid_rnd1_return#1
-(byte) play_spawn_current::sid_rnd1_return#2
-(byte) play_spawn_current::sid_rnd1_return#3
 (void()) play_update_score((byte) play_update_score::removed)
 (bool~) play_update_score::$0
 (bool~) play_update_score::$1
@@ -6038,6 +6039,14 @@ SYMBOL TABLE SSA
 (volatile dword) score_bcd loadstore
 (const byte**) screen_lines_1[(const nomodify byte) PLAYFIELD_LINES]  = { fill( PLAYFIELD_LINES, 0) }
 (const byte**) screen_lines_2[(const nomodify byte) PLAYFIELD_LINES]  = { fill( PLAYFIELD_LINES, 0) }
+(byte()) sid_rnd()
+(label) sid_rnd::@return
+(byte) sid_rnd::return
+(byte) sid_rnd::return#0
+(byte) sid_rnd::return#1
+(byte) sid_rnd::return#2
+(byte) sid_rnd::return#3
+(byte) sid_rnd::return#4
 (void()) sid_rnd_init()
 (label) sid_rnd_init::@return
 (void()) sprites_init()
@@ -6115,6 +6124,7 @@ interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
 
 Adding number conversion cast (unumber) $13 in 
 Adding number conversion cast (unumber) 1 in 
+Adding number conversion cast (unumber) $ffff in *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) 8 in (number~) keyboard_event_scan::$14 ← (byte) keyboard_event_scan::keycode#3 + (number) 8
 Adding number conversion cast (unumber) keyboard_event_scan::$14 in (number~) keyboard_event_scan::$14 ← (byte) keyboard_event_scan::keycode#3 + (unumber)(number) 8
 Adding number conversion cast (unumber) 0 in (bool~) keyboard_event_scan::$17 ← (byte~) keyboard_event_scan::$16 != (number) 0
@@ -6132,7 +6142,6 @@ Adding number conversion cast (unumber) 7 in (number~) keyboard_event_pressed::$
 Adding number conversion cast (unumber) keyboard_event_pressed::$1 in (number~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (unumber)(number) 7
 Adding number conversion cast (unumber) 0 in (bool~) keyboard_event_get::$0 ← (byte) keyboard_events_size#14 == (number) 0
 Adding number conversion cast (unumber) $ff in (byte) keyboard_event_get::return#0 ← (number) $ff
-Adding number conversion cast (unumber) $ffff in *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) 3 in *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (number) 3
 Adding number conversion cast (unumber) $40 in (number~) render_init::vicSelectGfxBank1_toDd001_$1 ← (byte~) render_init::vicSelectGfxBank1_toDd001_$0 / (number) $40
 Adding number conversion cast (unumber) render_init::vicSelectGfxBank1_toDd001_$1 in (number~) render_init::vicSelectGfxBank1_toDd001_$1 ← (byte~) render_init::vicSelectGfxBank1_toDd001_$0 / (unumber)(number) $40
@@ -6310,9 +6319,9 @@ Adding number conversion cast (unumber) $ff in (bool~) main::$10 ← *((const no
 Adding number conversion cast (unumber) 0 in (bool~) main::$14 ← (byte) game_over#19 == (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) main::$17 ← (byte) main::render#2 != (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (unumber)(number) $ffff
 Inlining cast (byte) keyboard_modifiers#1 ← (unumber)(number) 0
 Inlining cast (byte) keyboard_event_get::return#0 ← (unumber)(number) $ff
-Inlining cast *((const nomodify word*) SID_VOICE3_FREQ) ← (unumber)(number) $ffff
 Inlining cast *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (unumber)(number) 3
 Inlining cast *((const nomodify byte*) D011) ← (unumber)(const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(unumber)(number) 3
 Inlining cast (byte) render_screen_show#1 ← (unumber)(number) 0
@@ -6368,16 +6377,15 @@ Simplifying constant pointer cast (byte*) 55296
 Simplifying constant pointer cast (struct MOS6526_CIA*) 56320
 Simplifying constant pointer cast (struct MOS6526_CIA*) 56576
 Simplifying constant pointer cast (byte*) 56333
+Simplifying constant pointer cast (struct MOS6581_SID*) 54272
 Simplifying constant pointer cast (void()**) 65534
-Simplifying constant pointer cast (word*) 54286
-Simplifying constant pointer cast (byte*) 54290
-Simplifying constant pointer cast (byte*) 54299
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant pointer cast (byte*) 11264
 Simplifying constant pointer cast (byte*) 12288
 Simplifying constant pointer cast (byte*) 10240
 Simplifying constant integer cast $13
 Simplifying constant integer cast 1
+Simplifying constant integer cast $ffff
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
 Simplifying constant integer cast 8
@@ -6392,7 +6400,6 @@ Simplifying constant integer cast 3
 Simplifying constant integer cast 7
 Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
-Simplifying constant integer cast $ffff
 Simplifying constant integer cast 3
 Simplifying constant integer cast $40
 Simplifying constant integer cast 3
@@ -6532,6 +6539,7 @@ Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) $13
 Finalized unsigned number type (byte) 1
+Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
@@ -6546,7 +6554,6 @@ Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $ff
-Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 3
@@ -6722,41 +6729,42 @@ Inferred type updated to byte in (unumber~) play_spawn_current::$6 ← (byte~) p
 Inferred type updated to byte in (unumber~) play_update_score::$3 ← (byte~) play_update_score::$2 & (byte) $f0
 Inferred type updated to byte in (unumber~) play_update_score::$5 ← (byte~) play_update_score::$4 & (byte) $f0
 Inferred type updated to byte in (unumber~) play_increase_level::$1 ← (byte) level_bcd#7 & (byte) $f
-Inversing boolean not [35] (bool~) keyboard_event_scan::$18 ← (byte~) keyboard_event_scan::$16 == (byte) 0 from [34] (bool~) keyboard_event_scan::$17 ← (byte~) keyboard_event_scan::$16 != (byte) 0
-Inversing boolean not [44] (bool~) keyboard_event_scan::$20 ← (byte) keyboard_events_size#10 == (byte) 8 from [43] (bool~) keyboard_event_scan::$19 ← (byte) keyboard_events_size#10 != (byte) 8
-Inversing boolean not [68] (bool~) keyboard_event_scan::$2 ← (byte~) keyboard_event_scan::$0 == (byte) 0 from [67] (bool~) keyboard_event_scan::$1 ← (byte~) keyboard_event_scan::$0 != (byte) 0
-Inversing boolean not [77] (bool~) keyboard_event_scan::$5 ← (byte~) keyboard_event_scan::$3 == (byte) 0 from [76] (bool~) keyboard_event_scan::$4 ← (byte~) keyboard_event_scan::$3 != (byte) 0
-Inversing boolean not [89] (bool~) keyboard_event_scan::$8 ← (byte~) keyboard_event_scan::$6 == (byte) 0 from [88] (bool~) keyboard_event_scan::$7 ← (byte~) keyboard_event_scan::$6 != (byte) 0
-Inversing boolean not [101] (bool~) keyboard_event_scan::$11 ← (byte~) keyboard_event_scan::$9 == (byte) 0 from [100] (bool~) keyboard_event_scan::$10 ← (byte~) keyboard_event_scan::$9 != (byte) 0
-Inversing boolean not [301] (bool~) render_bcd::$2 ← (byte) render_bcd::only_low#6 != (byte) 0 from [300] (bool~) render_bcd::$1 ← (byte) render_bcd::only_low#6 == (byte) 0
-Inversing boolean not [396] (bool~) render_moving::$3 ← (byte) render_moving::current_cell#0 == (byte) 0 from [395] (bool~) render_moving::$2 ← (byte) render_moving::current_cell#0 != (byte) 0
-Inversing boolean not [597] (bool~) play_movement::$2 ← (byte) game_over#1 == (byte) 0 from [596] (bool~) play_movement::$1 ← (byte) game_over#1 != (byte) 0
-Inversing boolean not [638] (bool~) play_move_down::$1 ← (byte) play_move_down::key_event#1 != (const nomodify byte) KEY_SPACE from [637] (bool~) play_move_down::$0 ← (byte) play_move_down::key_event#1 == (const nomodify byte) KEY_SPACE
-Inversing boolean not [647] (bool~) play_move_down::$4 ← (byte~) play_move_down::$2 == (byte) 0 from [646] (bool~) play_move_down::$3 ← (byte~) play_move_down::$2 != (byte) 0
-Inversing boolean not [653] (bool~) play_move_down::$6 ← (byte) current_movedown_counter#12 < (byte) current_movedown_slow#19 from [652] (bool~) play_move_down::$5 ← (byte) current_movedown_counter#12 >= (byte) current_movedown_slow#19
-Inversing boolean not [657] (bool~) play_move_down::$10 ← (byte) current_movedown_counter#13 < (const nomodify byte) current_movedown_fast from [656] (bool~) play_move_down::$9 ← (byte) current_movedown_counter#13 >= (const nomodify byte) current_movedown_fast
-Inversing boolean not [663] (bool~) play_move_down::$8 ← (byte) play_move_down::movedown#6 == (byte) 0 from [662] (bool~) play_move_down::$7 ← (byte) play_move_down::movedown#6 != (byte) 0
-Inversing boolean not [739] (bool~) play_move_leftright::$10 ← (byte~) play_move_leftright::$8 != (const nomodify byte) COLLISION_NONE from [738] (bool~) play_move_leftright::$9 ← (byte~) play_move_leftright::$8 == (const nomodify byte) COLLISION_NONE
-Inversing boolean not [743] (bool~) play_move_leftright::$2 ← (byte) play_move_leftright::key_event#2 != (const nomodify byte) KEY_DOT from [742] (bool~) play_move_leftright::$1 ← (byte) play_move_leftright::key_event#2 == (const nomodify byte) KEY_DOT
-Inversing boolean not [755] (bool~) play_move_leftright::$6 ← (byte~) play_move_leftright::$4 != (const nomodify byte) COLLISION_NONE from [754] (bool~) play_move_leftright::$5 ← (byte~) play_move_leftright::$4 == (const nomodify byte) COLLISION_NONE
-Inversing boolean not [800] (bool~) play_move_rotate::$4 ← (byte~) play_move_rotate::$2 != (const nomodify byte) COLLISION_NONE from [799] (bool~) play_move_rotate::$3 ← (byte~) play_move_rotate::$2 == (const nomodify byte) COLLISION_NONE
-Inversing boolean not [823] (bool~) play_collision::$2 ← *((byte*) play_collision::piece_gfx#1 + (byte) play_collision::i#2) == (byte) 0 from [821] (bool~) play_collision::$1 ← *((byte*) play_collision::piece_gfx#1 + (byte) play_collision::i#2) != (byte) 0
-Inversing boolean not [832] (bool~) play_collision::$4 ← (byte) play_collision::yp#3 < (const nomodify byte) PLAYFIELD_LINES from [831] (bool~) play_collision::$3 ← (byte) play_collision::yp#3 >= (const nomodify byte) PLAYFIELD_LINES
-Inversing boolean not [837] (bool~) play_collision::$7 ← (byte~) play_collision::$5 == (byte) 0 from [836] (bool~) play_collision::$6 ← (byte~) play_collision::$5 != (byte) 0
-Inversing boolean not [845] (bool~) play_collision::$9 ← (byte) play_collision::xp#4 < (const nomodify byte) PLAYFIELD_COLS from [844] (bool~) play_collision::$8 ← (byte) play_collision::xp#4 >= (const nomodify byte) PLAYFIELD_COLS
-Inversing boolean not [850] (bool~) play_collision::$11 ← *((byte*) play_collision::playfield_line#1 + (byte) play_collision::xp#5) == (byte) 0 from [849] (bool~) play_collision::$10 ← *((byte*) play_collision::playfield_line#1 + (byte) play_collision::xp#5) != (byte) 0
-Inversing boolean not [872] (bool~) play_lock_current::$1 ← *((byte*) current_piece_gfx#22 + (byte) play_lock_current::i#2) == (byte) 0 from [870] (bool~) play_lock_current::$0 ← *((byte*) current_piece_gfx#22 + (byte) play_lock_current::i#2) != (byte) 0
-Inversing boolean not [905] (bool~) play_spawn_current::$3 ← (byte~) play_spawn_current::$1 != (const nomodify byte) COLLISION_PLAYFIELD from [904] (bool~) play_spawn_current::$2 ← (byte~) play_spawn_current::$1 == (const nomodify byte) COLLISION_PLAYFIELD
-Inversing boolean not [945] (bool~) play_remove_lines::$1 ← (byte) play_remove_lines::c#0 != (byte) 0 from [944] (bool~) play_remove_lines::$0 ← (byte) play_remove_lines::c#0 == (byte) 0
-Inversing boolean not [957] (bool~) play_remove_lines::$4 ← (byte) play_remove_lines::full#2 != (byte) 1 from [956] (bool~) play_remove_lines::$3 ← (byte) play_remove_lines::full#2 == (byte) 1
-Inversing boolean not [980] (bool~) play_update_score::$1 ← (byte) play_update_score::removed#1 == (byte) 0 from [979] (bool~) play_update_score::$0 ← (byte) play_update_score::removed#1 != (byte) 0
-Inversing boolean not [996] (bool~) play_update_score::$7 ← (byte) play_update_score::lines_before#0 == (byte) play_update_score::lines_after#0 from [995] (bool~) play_update_score::$6 ← (byte) play_update_score::lines_before#0 != (byte) play_update_score::lines_after#0
-Inversing boolean not [1022] (bool~) play_increase_level::$3 ← (byte~) play_increase_level::$1 != (byte) $a from [1021] (bool~) play_increase_level::$2 ← (byte~) play_increase_level::$1 == (byte) $a
-Inversing boolean not [1130] (bool~) main::$18 ← (byte) main::render#2 == (byte) 0 from [1129] (bool~) main::$17 ← (byte) main::render#2 != (byte) 0
+Inversing boolean not [42] (bool~) keyboard_event_scan::$18 ← (byte~) keyboard_event_scan::$16 == (byte) 0 from [41] (bool~) keyboard_event_scan::$17 ← (byte~) keyboard_event_scan::$16 != (byte) 0
+Inversing boolean not [51] (bool~) keyboard_event_scan::$20 ← (byte) keyboard_events_size#10 == (byte) 8 from [50] (bool~) keyboard_event_scan::$19 ← (byte) keyboard_events_size#10 != (byte) 8
+Inversing boolean not [75] (bool~) keyboard_event_scan::$2 ← (byte~) keyboard_event_scan::$0 == (byte) 0 from [74] (bool~) keyboard_event_scan::$1 ← (byte~) keyboard_event_scan::$0 != (byte) 0
+Inversing boolean not [84] (bool~) keyboard_event_scan::$5 ← (byte~) keyboard_event_scan::$3 == (byte) 0 from [83] (bool~) keyboard_event_scan::$4 ← (byte~) keyboard_event_scan::$3 != (byte) 0
+Inversing boolean not [96] (bool~) keyboard_event_scan::$8 ← (byte~) keyboard_event_scan::$6 == (byte) 0 from [95] (bool~) keyboard_event_scan::$7 ← (byte~) keyboard_event_scan::$6 != (byte) 0
+Inversing boolean not [108] (bool~) keyboard_event_scan::$11 ← (byte~) keyboard_event_scan::$9 == (byte) 0 from [107] (bool~) keyboard_event_scan::$10 ← (byte~) keyboard_event_scan::$9 != (byte) 0
+Inversing boolean not [305] (bool~) render_bcd::$2 ← (byte) render_bcd::only_low#6 != (byte) 0 from [304] (bool~) render_bcd::$1 ← (byte) render_bcd::only_low#6 == (byte) 0
+Inversing boolean not [400] (bool~) render_moving::$3 ← (byte) render_moving::current_cell#0 == (byte) 0 from [399] (bool~) render_moving::$2 ← (byte) render_moving::current_cell#0 != (byte) 0
+Inversing boolean not [601] (bool~) play_movement::$2 ← (byte) game_over#1 == (byte) 0 from [600] (bool~) play_movement::$1 ← (byte) game_over#1 != (byte) 0
+Inversing boolean not [642] (bool~) play_move_down::$1 ← (byte) play_move_down::key_event#1 != (const nomodify byte) KEY_SPACE from [641] (bool~) play_move_down::$0 ← (byte) play_move_down::key_event#1 == (const nomodify byte) KEY_SPACE
+Inversing boolean not [651] (bool~) play_move_down::$4 ← (byte~) play_move_down::$2 == (byte) 0 from [650] (bool~) play_move_down::$3 ← (byte~) play_move_down::$2 != (byte) 0
+Inversing boolean not [657] (bool~) play_move_down::$6 ← (byte) current_movedown_counter#12 < (byte) current_movedown_slow#19 from [656] (bool~) play_move_down::$5 ← (byte) current_movedown_counter#12 >= (byte) current_movedown_slow#19
+Inversing boolean not [661] (bool~) play_move_down::$10 ← (byte) current_movedown_counter#13 < (const nomodify byte) current_movedown_fast from [660] (bool~) play_move_down::$9 ← (byte) current_movedown_counter#13 >= (const nomodify byte) current_movedown_fast
+Inversing boolean not [667] (bool~) play_move_down::$8 ← (byte) play_move_down::movedown#6 == (byte) 0 from [666] (bool~) play_move_down::$7 ← (byte) play_move_down::movedown#6 != (byte) 0
+Inversing boolean not [743] (bool~) play_move_leftright::$10 ← (byte~) play_move_leftright::$8 != (const nomodify byte) COLLISION_NONE from [742] (bool~) play_move_leftright::$9 ← (byte~) play_move_leftright::$8 == (const nomodify byte) COLLISION_NONE
+Inversing boolean not [747] (bool~) play_move_leftright::$2 ← (byte) play_move_leftright::key_event#2 != (const nomodify byte) KEY_DOT from [746] (bool~) play_move_leftright::$1 ← (byte) play_move_leftright::key_event#2 == (const nomodify byte) KEY_DOT
+Inversing boolean not [759] (bool~) play_move_leftright::$6 ← (byte~) play_move_leftright::$4 != (const nomodify byte) COLLISION_NONE from [758] (bool~) play_move_leftright::$5 ← (byte~) play_move_leftright::$4 == (const nomodify byte) COLLISION_NONE
+Inversing boolean not [804] (bool~) play_move_rotate::$4 ← (byte~) play_move_rotate::$2 != (const nomodify byte) COLLISION_NONE from [803] (bool~) play_move_rotate::$3 ← (byte~) play_move_rotate::$2 == (const nomodify byte) COLLISION_NONE
+Inversing boolean not [827] (bool~) play_collision::$2 ← *((byte*) play_collision::piece_gfx#1 + (byte) play_collision::i#2) == (byte) 0 from [825] (bool~) play_collision::$1 ← *((byte*) play_collision::piece_gfx#1 + (byte) play_collision::i#2) != (byte) 0
+Inversing boolean not [836] (bool~) play_collision::$4 ← (byte) play_collision::yp#3 < (const nomodify byte) PLAYFIELD_LINES from [835] (bool~) play_collision::$3 ← (byte) play_collision::yp#3 >= (const nomodify byte) PLAYFIELD_LINES
+Inversing boolean not [841] (bool~) play_collision::$7 ← (byte~) play_collision::$5 == (byte) 0 from [840] (bool~) play_collision::$6 ← (byte~) play_collision::$5 != (byte) 0
+Inversing boolean not [849] (bool~) play_collision::$9 ← (byte) play_collision::xp#4 < (const nomodify byte) PLAYFIELD_COLS from [848] (bool~) play_collision::$8 ← (byte) play_collision::xp#4 >= (const nomodify byte) PLAYFIELD_COLS
+Inversing boolean not [854] (bool~) play_collision::$11 ← *((byte*) play_collision::playfield_line#1 + (byte) play_collision::xp#5) == (byte) 0 from [853] (bool~) play_collision::$10 ← *((byte*) play_collision::playfield_line#1 + (byte) play_collision::xp#5) != (byte) 0
+Inversing boolean not [876] (bool~) play_lock_current::$1 ← *((byte*) current_piece_gfx#22 + (byte) play_lock_current::i#2) == (byte) 0 from [874] (bool~) play_lock_current::$0 ← *((byte*) current_piece_gfx#22 + (byte) play_lock_current::i#2) != (byte) 0
+Inversing boolean not [909] (bool~) play_spawn_current::$3 ← (byte~) play_spawn_current::$1 != (const nomodify byte) COLLISION_PLAYFIELD from [908] (bool~) play_spawn_current::$2 ← (byte~) play_spawn_current::$1 == (const nomodify byte) COLLISION_PLAYFIELD
+Inversing boolean not [948] (bool~) play_remove_lines::$1 ← (byte) play_remove_lines::c#0 != (byte) 0 from [947] (bool~) play_remove_lines::$0 ← (byte) play_remove_lines::c#0 == (byte) 0
+Inversing boolean not [960] (bool~) play_remove_lines::$4 ← (byte) play_remove_lines::full#2 != (byte) 1 from [959] (bool~) play_remove_lines::$3 ← (byte) play_remove_lines::full#2 == (byte) 1
+Inversing boolean not [983] (bool~) play_update_score::$1 ← (byte) play_update_score::removed#1 == (byte) 0 from [982] (bool~) play_update_score::$0 ← (byte) play_update_score::removed#1 != (byte) 0
+Inversing boolean not [999] (bool~) play_update_score::$7 ← (byte) play_update_score::lines_before#0 == (byte) play_update_score::lines_after#0 from [998] (bool~) play_update_score::$6 ← (byte) play_update_score::lines_before#0 != (byte) play_update_score::lines_after#0
+Inversing boolean not [1025] (bool~) play_increase_level::$3 ← (byte~) play_increase_level::$1 != (byte) $a from [1024] (bool~) play_increase_level::$2 ← (byte~) play_increase_level::$1 == (byte) $a
+Inversing boolean not [1133] (bool~) main::$18 ← (byte) main::render#2 == (byte) 0 from [1132] (bool~) main::$17 ← (byte) main::render#2 != (byte) 0
 Successful SSA optimization Pass2UnaryNotSimplification
 Alias candidate removed (volatile)render_screen_show#11 = render_screen_showing 
 Alias candidate removed (volatile)sprites_irq::toSpritePtr1_return#0 = irq_sprite_ptr $1 sprites_irq::toSpritePtr1_return#2 sprites_irq::toSpritePtr1_return#1 sprites_irq::toSpritePtr1_return#3 sprites_irq::$5 
 Alias candidate removed (volatile)sprites_irq::raster_sprite_gfx_modify = sprites_irq::$0 
+Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias keyboard_matrix_read::return#0 = keyboard_matrix_read::row_pressed_bits#0 keyboard_matrix_read::$0 keyboard_matrix_read::return#3 keyboard_matrix_read::return#1 
 Alias keyboard_matrix_read::return#2 = keyboard_matrix_read::return#4 
 Alias keyboard_event_scan::row#2 = keyboard_event_scan::row#3 keyboard_event_scan::row#9 keyboard_event_scan::row#7 
@@ -6863,11 +6871,11 @@ Alias render_next::next_piece_gfx#4 = render_next::next_piece_gfx#5
 Alias render_next::next_piece_char#4 = render_next::next_piece_char#5 
 Alias render_screen_show#0 = render_screen_show#55 render_screen_show#52 render_screen_show#48 render_screen_show#42 render_screen_show#35 render_screen_show#32 render_screen_show#24 
 Alias render_screen_render#0 = render_screen_render#60 render_screen_render#57 render_screen_render#54 render_screen_render#49 render_screen_render#43 render_screen_render#40 render_screen_render#29 
-Alias current_piece_char#0 = current_piece_char#98 current_piece_char#92 current_piece_char#86 current_piece_char#70 current_piece_char#53 current_piece_char#51 current_piece_char#36 
-Alias current_piece_gfx#0 = current_piece_gfx#110 current_piece_gfx#105 current_piece_gfx#98 current_piece_gfx#84 current_piece_gfx#66 current_piece_gfx#63 current_piece_gfx#45 
-Alias current_xpos#0 = current_xpos#117 current_xpos#114 current_xpos#107 current_xpos#97 current_xpos#80 current_xpos#75 current_xpos#58 
-Alias current_ypos#0 = current_ypos#96 current_ypos#93 current_ypos#86 current_ypos#77 current_ypos#65 current_ypos#64 current_ypos#49 
-Alias game_over#0 = game_over#83 game_over#78 game_over#72 game_over#59 game_over#46 game_over#45 game_over#34 
+Alias current_piece_char#0 = current_piece_char#97 current_piece_char#91 current_piece_char#86 current_piece_char#70 current_piece_char#53 current_piece_char#51 current_piece_char#36 
+Alias current_piece_gfx#0 = current_piece_gfx#109 current_piece_gfx#104 current_piece_gfx#98 current_piece_gfx#84 current_piece_gfx#66 current_piece_gfx#63 current_piece_gfx#45 
+Alias current_xpos#0 = current_xpos#116 current_xpos#113 current_xpos#107 current_xpos#97 current_xpos#80 current_xpos#75 current_xpos#58 
+Alias current_ypos#0 = current_ypos#95 current_ypos#92 current_ypos#86 current_ypos#77 current_ypos#65 current_ypos#64 current_ypos#49 
+Alias game_over#0 = game_over#82 game_over#77 game_over#72 game_over#59 game_over#46 game_over#45 game_over#34 
 Alias lines_bcd#0 = lines_bcd#79 lines_bcd#73 lines_bcd#68 lines_bcd#58 lines_bcd#46 lines_bcd#44 lines_bcd#32 
 Alias level#0 = level#99 level#92 level#85 level#72 level#58 level#55 level#41 
 Alias level_bcd#0 = level_bcd#92 level_bcd#85 level_bcd#78 level_bcd#68 level_bcd#56 level_bcd#54 level_bcd#41 
@@ -6941,10 +6949,10 @@ Alias current_orientation#85 = current_orientation#86
 Alias lines_bcd#74 = lines_bcd#75 
 Alias level#93 = level#94 
 Alias level_bcd#86 = level_bcd#87 
-Alias current_piece#85 = current_piece#86 
-Alias current_piece_char#93 = current_piece_char#94 
-Alias current_piece_gfx#106 = current_piece_gfx#107 
-Alias game_over#79 = game_over#80 
+Alias current_piece#84 = current_piece#85 
+Alias current_piece_char#92 = current_piece_char#93 
+Alias current_piece_gfx#105 = current_piece_gfx#106 
+Alias game_over#78 = game_over#79 
 Alias next_piece_idx#72 = next_piece_idx#73 
 Alias play_move_down::movedown#7 = play_move_down::movedown#9 
 Alias current_ypos#51 = current_ypos#52 
@@ -7071,14 +7079,14 @@ Alias current_orientation#77 = current_orientation#78 current_orientation#8
 Alias current_xpos#100 = current_xpos#9 current_xpos#99 
 Alias current_ypos#6 = current_ypos#80 current_ypos#79 
 Alias game_over#65 = game_over#74 
-Alias current_piece#18 = current_piece#81 current_piece#48 current_piece#74 current_piece#62 current_piece#35 current_piece#6 
-Alias current_piece_char#18 = current_piece_char#88 current_piece_char#45 current_piece_char#78 current_piece_char#62 current_piece_char#32 current_piece_char#6 
-Alias current_orientation#26 = current_orientation#87 current_orientation#56 current_orientation#79 current_orientation#69 current_orientation#45 current_orientation#9 
-Alias current_piece_gfx#100 = current_piece_gfx#57 current_piece_gfx#93 current_piece_gfx#75 current_piece_gfx#41 current_piece_gfx#23 current_piece_gfx#9 
-Alias current_xpos#10 = current_xpos#110 current_xpos#69 current_xpos#101 current_xpos#89 current_xpos#54 current_xpos#30 
-Alias current_ypos#24 = current_ypos#89 current_ypos#57 current_ypos#81 current_ypos#71 current_ypos#45 current_ypos#7 
-Alias game_over#16 = game_over#75 game_over#39 game_over#66 game_over#53 game_over#29 game_over#6 
-Alias play_spawn_current::sid_rnd1_return#0 = play_spawn_current::sid_rnd1_return#2 play_spawn_current::sid_rnd1_return#1 play_spawn_current::sid_rnd1_return#3 play_spawn_current::$5 
+Alias current_piece#18 = current_piece#74 current_piece#48 current_piece#62 current_piece#35 current_piece#6 
+Alias current_piece_char#18 = current_piece_char#78 current_piece_char#45 current_piece_char#62 current_piece_char#32 current_piece_char#6 
+Alias current_orientation#26 = current_orientation#79 current_orientation#56 current_orientation#69 current_orientation#45 current_orientation#9 
+Alias current_piece_gfx#23 = current_piece_gfx#93 current_piece_gfx#57 current_piece_gfx#75 current_piece_gfx#41 current_piece_gfx#9 
+Alias current_xpos#10 = current_xpos#101 current_xpos#69 current_xpos#89 current_xpos#54 current_xpos#30 
+Alias current_ypos#24 = current_ypos#81 current_ypos#57 current_ypos#71 current_ypos#45 current_ypos#7 
+Alias game_over#16 = game_over#66 game_over#39 game_over#53 game_over#29 game_over#6 
+Alias sid_rnd::return#2 = sid_rnd::return#4 
 Alias play_spawn_current::piece_idx#1 = play_spawn_current::$6 
 Alias play_spawn_current::piece_idx#2 = play_spawn_current::piece_idx#3 
 Alias next_piece_idx#18 = next_piece_idx#5 next_piece_idx#6 
@@ -7123,13 +7131,13 @@ Alias render_screen_show#22 = render_screen_show#27
 Alias render_screen_render#27 = render_screen_render#35 
 Alias current_movedown_slow#43 = current_movedown_slow#74 current_movedown_slow#79 current_movedown_slow#66 current_movedown_slow#54 
 Alias next_piece_idx#32 = next_piece_idx#69 next_piece_idx#74 next_piece_idx#62 next_piece_idx#53 next_piece_idx#41 
-Alias current_piece#36 = current_piece#82 current_piece#87 current_piece#75 current_piece#63 current_piece#49 
-Alias current_piece_char#33 = current_piece_char#89 current_piece_char#95 current_piece_char#79 current_piece_char#63 current_piece_char#46 
-Alias current_orientation#46 = current_orientation#88 current_orientation#91 current_orientation#80 current_orientation#70 current_orientation#57 
-Alias current_piece_gfx#101 = current_piece_gfx#108 current_piece_gfx#94 current_piece_gfx#76 current_piece_gfx#58 current_piece_gfx#42 
-Alias current_xpos#102 = current_xpos#111 current_xpos#115 current_xpos#90 current_xpos#70 current_xpos#55 
-Alias current_ypos#46 = current_ypos#90 current_ypos#94 current_ypos#82 current_ypos#72 current_ypos#58 
-Alias game_over#30 = game_over#76 game_over#81 game_over#67 game_over#54 game_over#40 
+Alias current_piece#36 = current_piece#81 current_piece#86 current_piece#75 current_piece#63 current_piece#49 
+Alias current_piece_char#33 = current_piece_char#88 current_piece_char#94 current_piece_char#79 current_piece_char#63 current_piece_char#46 
+Alias current_orientation#46 = current_orientation#87 current_orientation#90 current_orientation#80 current_orientation#70 current_orientation#57 
+Alias current_piece_gfx#100 = current_piece_gfx#107 current_piece_gfx#94 current_piece_gfx#76 current_piece_gfx#58 current_piece_gfx#42 
+Alias current_xpos#102 = current_xpos#110 current_xpos#114 current_xpos#90 current_xpos#70 current_xpos#55 
+Alias current_ypos#46 = current_ypos#89 current_ypos#93 current_ypos#82 current_ypos#72 current_ypos#58 
+Alias game_over#30 = game_over#75 game_over#80 game_over#67 game_over#54 game_over#40 
 Alias level#100 = level#95 level#88 level#79 level#59 level#101 level#96 level#89 level#80 level#66 level#51 
 Alias keyboard_events_size#32 = keyboard_events_size#76 keyboard_events_size#77 keyboard_events_size#75 keyboard_events_size#74 keyboard_events_size#73 keyboard_events_size#69 keyboard_events_size#64 keyboard_events_size#58 keyboard_events_size#49 keyboard_events_size#41 
 Alias keyboard_modifiers#28 = keyboard_modifiers#58 keyboard_modifiers#59 keyboard_modifiers#57 keyboard_modifiers#56 keyboard_modifiers#55 keyboard_modifiers#52 keyboard_modifiers#49 keyboard_modifiers#46 keyboard_modifiers#40 keyboard_modifiers#34 
@@ -7160,16 +7168,16 @@ Alias keyboard_events_size#26 = keyboard_events_size#35 keyboard_events_size#42
 Alias keyboard_modifiers#22 = keyboard_modifiers#31 keyboard_modifiers#35 
 Alias game_over#19 = game_over#56 game_over#69 game_over#44 game_over#31 game_over#32 
 Alias current_movedown_counter#24 = current_movedown_counter#46 current_movedown_counter#49 current_movedown_counter#42 current_movedown_counter#38 current_movedown_counter#33 
-Alias current_ypos#47 = current_ypos#91 current_ypos#95 current_ypos#83 current_ypos#74 current_ypos#62 
+Alias current_ypos#47 = current_ypos#90 current_ypos#94 current_ypos#83 current_ypos#74 current_ypos#62 
 Alias lines_bcd#30 = lines_bcd#71 lines_bcd#77 lines_bcd#64 lines_bcd#53 lines_bcd#43 
 Alias level#39 = level#90 level#97 level#81 level#67 level#54 
 Alias current_movedown_slow#44 = current_movedown_slow#81 current_movedown_slow#84 current_movedown_slow#76 current_movedown_slow#68 current_movedown_slow#58 
 Alias level_bcd#39 = level_bcd#81 level_bcd#89 level_bcd#74 level_bcd#64 level_bcd#53 
-Alias current_piece#37 = current_piece#83 current_piece#88 current_piece#77 current_piece#65 current_piece#53 
-Alias current_piece_char#34 = current_piece_char#90 current_piece_char#96 current_piece_char#81 current_piece_char#65 current_piece_char#50 
-Alias current_orientation#47 = current_orientation#89 current_orientation#92 current_orientation#82 current_orientation#72 current_orientation#61 
-Alias current_piece_gfx#102 = current_piece_gfx#109 current_piece_gfx#95 current_piece_gfx#78 current_piece_gfx#62 current_piece_gfx#43 
-Alias current_xpos#103 = current_xpos#112 current_xpos#116 current_xpos#92 current_xpos#74 current_xpos#56 
+Alias current_piece#37 = current_piece#82 current_piece#87 current_piece#77 current_piece#65 current_piece#53 
+Alias current_piece_char#34 = current_piece_char#89 current_piece_char#95 current_piece_char#81 current_piece_char#65 current_piece_char#50 
+Alias current_orientation#47 = current_orientation#88 current_orientation#91 current_orientation#82 current_orientation#72 current_orientation#61 
+Alias current_piece_gfx#101 = current_piece_gfx#108 current_piece_gfx#95 current_piece_gfx#78 current_piece_gfx#62 current_piece_gfx#43 
+Alias current_xpos#103 = current_xpos#111 current_xpos#115 current_xpos#92 current_xpos#74 current_xpos#56 
 Alias next_piece_idx#33 = next_piece_idx#70 next_piece_idx#75 next_piece_idx#64 next_piece_idx#54 next_piece_idx#45 
 Alias render_screen_render#45 = render_screen_render#61 render_screen_render#62 render_screen_render#59 render_screen_render#56 render_screen_render#52 render_screen_render#51 
 Alias keyboard_events_size#17 = keyboard_events_size#6 
@@ -7211,16 +7219,16 @@ Alias lines_bcd#54 = lines_bcd#65
 Alias level#68 = level#82 
 Alias level_bcd#65 = level_bcd#75 
 Alias render_screen_render#20 = render_screen_render#31 render_screen_render#38 render_screen_render#39 render_screen_render#26 render_screen_render#21 
-Alias current_ypos#31 = current_ypos#63 current_ypos#61 current_ypos#92 current_ypos#85 current_ypos#76 current_ypos#60 
-Alias current_xpos#105 = current_xpos#73 current_xpos#77 current_xpos#113 current_xpos#106 current_xpos#94 current_xpos#72 
-Alias current_piece_gfx#103 = current_piece_gfx#61 current_piece_gfx#82 current_piece_gfx#104 current_piece_gfx#97 current_piece_gfx#80 current_piece_gfx#60 
+Alias current_ypos#31 = current_ypos#63 current_ypos#61 current_ypos#91 current_ypos#85 current_ypos#76 current_ypos#60 
+Alias current_xpos#105 = current_xpos#73 current_xpos#77 current_xpos#112 current_xpos#106 current_xpos#94 current_xpos#72 
+Alias current_piece_gfx#102 = current_piece_gfx#61 current_piece_gfx#82 current_piece_gfx#103 current_piece_gfx#97 current_piece_gfx#80 current_piece_gfx#60 
 Alias next_piece_idx#43 = next_piece_idx#71 next_piece_idx#44 next_piece_idx#66 next_piece_idx#47 next_piece_idx#67 next_piece_idx#56 
 Alias render_screen_show#21 = render_screen_show#51 render_screen_show#29 render_screen_show#47 render_screen_show#39 render_screen_show#31 
-Alias current_piece_char#48 = current_piece_char#97 current_piece_char#49 current_piece_char#84 current_piece_char#91 current_piece_char#83 current_piece_char#67 
+Alias current_piece_char#48 = current_piece_char#96 current_piece_char#49 current_piece_char#84 current_piece_char#90 current_piece_char#83 current_piece_char#67 
 Alias current_movedown_slow#56 = current_movedown_slow#86 current_movedown_slow#57 current_movedown_slow#85 current_movedown_slow#82 current_movedown_slow#78 current_movedown_slow#70 
-Alias current_piece#51 = current_piece#90 current_piece#52 current_piece#89 current_piece#84 current_piece#79 current_piece#67 
-Alias current_orientation#59 = current_orientation#94 current_orientation#60 current_orientation#93 current_orientation#90 current_orientation#84 current_orientation#74 
-Alias game_over#42 = game_over#84 game_over#43 game_over#82 game_over#77 game_over#71 game_over#58 
+Alias current_piece#51 = current_piece#89 current_piece#52 current_piece#88 current_piece#83 current_piece#79 current_piece#67 
+Alias current_orientation#59 = current_orientation#93 current_orientation#60 current_orientation#92 current_orientation#89 current_orientation#84 current_orientation#74 
+Alias game_over#42 = game_over#83 game_over#43 game_over#81 game_over#76 game_over#71 game_over#58 
 Alias keyboard_events_size#33 = keyboard_events_size#70 keyboard_events_size#34 keyboard_events_size#65 keyboard_events_size#59 keyboard_events_size#52 keyboard_events_size#45 
 Alias keyboard_modifiers#29 = keyboard_modifiers#53 keyboard_modifiers#30 keyboard_modifiers#50 keyboard_modifiers#47 keyboard_modifiers#44 keyboard_modifiers#38 
 Alias current_movedown_counter#31 = current_movedown_counter#52 current_movedown_counter#32 current_movedown_counter#50 current_movedown_counter#47 current_movedown_counter#44 current_movedown_counter#40 
@@ -7315,10 +7323,10 @@ Alias current_orientation#18 = current_orientation#62 current_orientation#85 cur
 Alias lines_bcd#25 = lines_bcd#59 lines_bcd#74 lines_bcd#48 
 Alias level#32 = level#73 level#93 level#61 
 Alias level_bcd#30 = level_bcd#69 level_bcd#86 level_bcd#58 
-Alias current_piece#27 = current_piece#68 current_piece#85 current_piece#55 
-Alias current_piece_char#28 = current_piece_char#71 current_piece_char#93 current_piece_char#55 
-Alias current_piece_gfx#106 = current_piece_gfx#85 current_piece_gfx#67 current_piece_gfx#34 
-Alias game_over#26 = game_over#60 game_over#79 game_over#48 
+Alias current_piece#27 = current_piece#68 current_piece#84 current_piece#55 
+Alias current_piece_char#28 = current_piece_char#71 current_piece_char#92 current_piece_char#55 
+Alias current_piece_gfx#105 = current_piece_gfx#85 current_piece_gfx#67 current_piece_gfx#34 
+Alias game_over#26 = game_over#60 game_over#78 game_over#48 
 Alias next_piece_idx#29 = next_piece_idx#57 next_piece_idx#72 next_piece_idx#49 
 Alias current_xpos#23 = current_xpos#48 
 Alias current_xpos#28 = current_xpos#50 
@@ -7408,7 +7416,7 @@ Identical Phi Values (byte) level_bcd#27 (byte) level_bcd#39
 Identical Phi Values (byte*) current_piece#24 (byte*) current_piece#37
 Identical Phi Values (byte) current_piece_char#25 (byte) current_piece_char#34
 Identical Phi Values (byte) current_orientation#32 (byte) current_orientation#47
-Identical Phi Values (byte*) current_piece_gfx#31 (byte*) current_piece_gfx#102
+Identical Phi Values (byte*) current_piece_gfx#31 (byte*) current_piece_gfx#101
 Identical Phi Values (byte) current_xpos#37 (byte) current_xpos#103
 Identical Phi Values (byte) game_over#23 (byte) game_over#19
 Identical Phi Values (byte) next_piece_idx#26 (byte) next_piece_idx#33
@@ -7439,7 +7447,7 @@ Identical Phi Values (byte) level#32 (byte) level#29
 Identical Phi Values (byte) level_bcd#30 (byte) level_bcd#27
 Identical Phi Values (byte*) current_piece#27 (byte*) current_piece#24
 Identical Phi Values (byte) current_piece_char#28 (byte) current_piece_char#25
-Identical Phi Values (byte*) current_piece_gfx#106 (byte*) current_piece_gfx#31
+Identical Phi Values (byte*) current_piece_gfx#105 (byte*) current_piece_gfx#31
 Identical Phi Values (byte) game_over#26 (byte) game_over#23
 Identical Phi Values (byte) next_piece_idx#29 (byte) next_piece_idx#26
 Identical Phi Values (word) lines_bcd#14 (word) lines_bcd#17
@@ -7449,7 +7457,7 @@ Identical Phi Values (byte) level_bcd#16 (byte) level_bcd#19
 Identical Phi Values (byte*) current_piece#14 (byte*) current_piece#18
 Identical Phi Values (byte) current_piece_char#15 (byte) current_piece_char#18
 Identical Phi Values (byte) current_orientation#19 (byte) current_orientation#26
-Identical Phi Values (byte*) current_piece_gfx#19 (byte*) current_piece_gfx#100
+Identical Phi Values (byte*) current_piece_gfx#19 (byte*) current_piece_gfx#23
 Identical Phi Values (byte) current_xpos#21 (byte) current_xpos#10
 Identical Phi Values (byte) current_ypos#18 (byte) current_ypos#24
 Identical Phi Values (byte) game_over#14 (byte) game_over#16
@@ -7472,7 +7480,7 @@ Identical Phi Values (byte) play_collision::xpos#10 (byte) play_collision::xp#0
 Identical Phi Values (byte*) play_collision::playfield_line#1 (byte*) play_collision::playfield_line#0
 Identical Phi Values (byte) current_ypos#23 (byte) current_ypos#16
 Identical Phi Values (byte) current_xpos#52 (byte) current_xpos#108
-Identical Phi Values (byte*) current_piece_gfx#54 (byte*) current_piece_gfx#106
+Identical Phi Values (byte*) current_piece_gfx#54 (byte*) current_piece_gfx#105
 Identical Phi Values (byte) current_piece_char#59 (byte) current_piece_char#28
 Identical Phi Values (byte*) current_piece_gfx#22 (byte*) current_piece_gfx#39
 Identical Phi Values (byte) current_piece_char#17 (byte) current_piece_char#43
@@ -7483,7 +7491,7 @@ Identical Phi Values (byte) current_xpos#53 (byte) current_xpos#29
 Identical Phi Values (byte*) current_piece#18 (byte*) current_piece#5
 Identical Phi Values (byte) current_piece_char#18 (byte) current_piece_char#5
 Identical Phi Values (byte) current_orientation#26 (byte) current_orientation#68
-Identical Phi Values (byte*) current_piece_gfx#100 (byte*) current_piece_gfx#74
+Identical Phi Values (byte*) current_piece_gfx#23 (byte*) current_piece_gfx#74
 Identical Phi Values (byte) current_xpos#10 (byte) current_xpos#100
 Identical Phi Values (byte) current_ypos#24 (byte) current_ypos#6
 Identical Phi Values (byte) game_over#16 (byte) game_over#52
@@ -7510,7 +7518,7 @@ Identical Phi Values (byte) next_piece_idx#32 (byte) next_piece_idx#0
 Identical Phi Values (byte*) current_piece#36 (byte*) current_piece#0
 Identical Phi Values (byte) current_piece_char#33 (byte) current_piece_char#0
 Identical Phi Values (byte) current_orientation#46 (byte) current_orientation#0
-Identical Phi Values (byte*) current_piece_gfx#101 (byte*) current_piece_gfx#0
+Identical Phi Values (byte*) current_piece_gfx#100 (byte*) current_piece_gfx#0
 Identical Phi Values (byte) current_xpos#102 (byte) current_xpos#0
 Identical Phi Values (byte) current_ypos#46 (byte) current_ypos#0
 Identical Phi Values (byte) game_over#30 (byte) game_over#0
@@ -7526,7 +7534,7 @@ Identical Phi Values (byte) current_movedown_slow#12 (byte) current_movedown_slo
 Identical Phi Values (byte*) current_piece#19 (byte*) current_piece#18
 Identical Phi Values (byte) current_piece_char#19 (byte) current_piece_char#18
 Identical Phi Values (byte) current_orientation#10 (byte) current_orientation#26
-Identical Phi Values (byte*) current_piece_gfx#10 (byte*) current_piece_gfx#100
+Identical Phi Values (byte*) current_piece_gfx#10 (byte*) current_piece_gfx#23
 Identical Phi Values (byte) current_xpos#11 (byte) current_xpos#10
 Identical Phi Values (byte) current_ypos#25 (byte) current_ypos#24
 Identical Phi Values (byte) game_over#17 (byte) game_over#16
@@ -7534,7 +7542,7 @@ Identical Phi Values (byte) next_piece_idx#19 (byte) next_piece_idx#18
 Identical Phi Values (byte*) current_piece#20 (byte*) current_piece#18
 Identical Phi Values (byte) current_piece_char#20 (byte) current_piece_char#18
 Identical Phi Values (byte) current_orientation#11 (byte) current_orientation#26
-Identical Phi Values (byte*) current_piece_gfx#11 (byte*) current_piece_gfx#100
+Identical Phi Values (byte*) current_piece_gfx#11 (byte*) current_piece_gfx#23
 Identical Phi Values (byte) current_xpos#12 (byte) current_xpos#10
 Identical Phi Values (byte) current_ypos#26 (byte) current_ypos#24
 Identical Phi Values (byte) game_over#18 (byte) game_over#16
@@ -7552,7 +7560,7 @@ Identical Phi Values (byte) level_bcd#39 (byte) level_bcd#11
 Identical Phi Values (byte*) current_piece#37 (byte*) current_piece#10
 Identical Phi Values (byte) current_piece_char#34 (byte) current_piece_char#10
 Identical Phi Values (byte) current_orientation#47 (byte) current_orientation#13
-Identical Phi Values (byte*) current_piece_gfx#102 (byte*) current_piece_gfx#13
+Identical Phi Values (byte*) current_piece_gfx#101 (byte*) current_piece_gfx#13
 Identical Phi Values (byte) current_xpos#103 (byte) current_xpos#14
 Identical Phi Values (byte) next_piece_idx#33 (byte) next_piece_idx#10
 Identical Phi Values (byte) render_screen_render#45 (byte) render_screen_render#18
@@ -7579,7 +7587,7 @@ Identical Phi Values (byte) current_movedown_slow#69 (byte) current_movedown_slo
 Identical Phi Values (byte*) current_piece#66 (byte*) current_piece#37
 Identical Phi Values (byte) current_piece_char#66 (byte) current_piece_char#34
 Identical Phi Values (byte) current_orientation#73 (byte) current_orientation#47
-Identical Phi Values (byte*) current_piece_gfx#79 (byte*) current_piece_gfx#102
+Identical Phi Values (byte*) current_piece_gfx#79 (byte*) current_piece_gfx#101
 Identical Phi Values (byte) current_xpos#104 (byte) current_xpos#103
 Identical Phi Values (byte) current_ypos#75 (byte) current_ypos#47
 Identical Phi Values (byte) game_over#57 (byte) game_over#19
@@ -7634,89 +7642,89 @@ Identical Phi Values (byte) current_xpos#16 (byte) current_xpos#59
 Identical Phi Values (byte*) current_piece_gfx#29 (byte*) current_piece_gfx#64
 Identical Phi Values (byte) current_piece_char#37 (byte) current_piece_char#68
 Successful SSA optimization Pass2IdenticalPhiElimination
-Identified duplicate assignment right side [181] (byte~) render_init::$5 ← (byte) render_init::i#2 * (const byte) SIZEOF_POINTER
+Identified duplicate assignment right side [185] (byte~) render_init::$5 ← (byte) render_init::i#2 * (const byte) SIZEOF_POINTER
 Successful SSA optimization Pass2DuplicateRValueIdentification
-Simple Condition (bool~) keyboard_event_scan::$13 [15] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@8
-Simple Condition (bool~) keyboard_event_scan::$25 [21] if((byte) keyboard_event_scan::row#1!=rangelast(0,7)) goto keyboard_event_scan::@7
-Simple Condition (bool~) keyboard_event_scan::$18 [26] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@11
-Simple Condition (bool~) keyboard_event_scan::$24 [31] if((byte) keyboard_event_scan::col#1!=rangelast(0,7)) goto keyboard_event_scan::@10
-Simple Condition (bool~) keyboard_event_scan::$20 [33] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@11
-Simple Condition (bool~) keyboard_event_scan::$22 [36] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@12
-Simple Condition (bool~) keyboard_event_scan::$2 [49] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1
-Simple Condition (bool~) keyboard_event_scan::$5 [56] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2
-Simple Condition (bool~) keyboard_event_scan::$8 [64] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3
-Simple Condition (bool~) keyboard_event_scan::$11 [72] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return
-Simple Condition (bool~) keyboard_event_get::$0 [85] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@1
-Simple Condition (bool~) render_init::$3 [135] if((byte) render_init::i#1!=rangelast(0,PLAYFIELD_LINES-1)) goto render_init::@1
-Simple Condition (bool~) render_show::$0 [142] if((byte) render_screen_show#16==(byte) 0) goto render_show::@1
-Simple Condition (bool~) render_score::$0 [176] if((byte) render_screen_render#18==(byte) 0) goto render_score::@1
-Simple Condition (bool~) render_bcd::$2 [214] if((byte) render_bcd::only_low#6!=(byte) 0) goto render_bcd::@1
-Simple Condition (bool~) render_screen_original::$0 [239] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2
-Simple Condition (bool~) render_screen_original::$1 [249] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3
-Simple Condition (bool~) render_screen_original::$2 [257] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4
-Simple Condition (bool~) render_screen_original::$3 [260] if((byte) render_screen_original::y#1!=rangelast(0,$18)) goto render_screen_original::@1
-Simple Condition (bool~) render_playfield::$1 [276] if((byte) render_playfield::c#1!=rangelast(0,PLAYFIELD_COLS-1)) goto render_playfield::@2
-Simple Condition (bool~) render_playfield::$2 [279] if((byte) render_playfield::l#1!=rangelast(2,PLAYFIELD_LINES-1)) goto render_playfield::@1
-Simple Condition (bool~) render_moving::$0 [287] if((byte) render_moving::ypos#2>(byte) 1) goto render_moving::@2
-Simple Condition (bool~) render_moving::$5 [298] if((byte) render_moving::l#1!=rangelast(0,3)) goto render_moving::@1
-Simple Condition (bool~) render_moving::$3 [303] if((byte) render_moving::current_cell#0==(byte) 0) goto render_moving::@5
-Simple Condition (bool~) render_moving::$4 [307] if((byte) render_moving::c#1!=rangelast(0,3)) goto render_moving::@4
-Simple Condition (bool~) render_next::$0 [313] if((byte) render_screen_render#15==(byte) 0) goto render_next::@1
-Simple Condition (bool~) render_next::$3 [327] if((byte) render_next::cell#0!=(byte) 0) goto render_next::@6
-Simple Condition (bool~) render_next::$4 [333] if((byte) render_next::c#1!=rangelast(0,3)) goto render_next::@5
-Simple Condition (bool~) render_next::$5 [337] if((byte) render_next::l#1!=rangelast(0,3)) goto render_next::@4
-Simple Condition (bool~) sprites_init::$2 [353] if((byte) sprites_init::s#1!=rangelast(0,3)) goto sprites_init::@1
-Simple Condition (bool~) sprites_irq::$4 [385] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8
-Simple Condition (bool~) sprites_irq::$1 [388] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1
-Simple Condition (bool~) sprites_irq::$2 [403] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3
-Simple Condition (bool~) sprites_irq::$3 [416] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4
-Simple Condition (bool~) play_init::$0 [444] if((byte) play_init::j#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_init::@1
-Simple Condition (bool~) play_init::$1 [453] if((byte) play_init::b#1!=rangelast(0,4)) goto play_init::@3
-Simple Condition (bool~) play_movement::$2 [464] if((byte) game_over#15==(byte) 0) goto play_movement::@1
-Simple Condition (bool~) play_move_down::$1 [483] if((byte) play_move_down::key_event#0!=(const nomodify byte) KEY_SPACE) goto play_move_down::@1
-Simple Condition (bool~) play_move_down::$4 [490] if((byte~) play_move_down::$2==(byte) 0) goto play_move_down::@2
-Simple Condition (bool~) play_move_down::$6 [494] if((byte) current_movedown_counter#12<(byte) current_movedown_slow#14) goto play_move_down::@3
-Simple Condition (bool~) play_move_down::$10 [496] if((byte) current_movedown_counter#12<(const nomodify byte) current_movedown_fast) goto play_move_down::@2
-Simple Condition (bool~) play_move_down::$8 [500] if((byte) play_move_down::movedown#6==(byte) 0) goto play_move_down::@4
-Simple Condition (bool~) play_move_down::$13 [510] if((byte~) play_move_down::$12==(const nomodify byte) COLLISION_NONE) goto play_move_down::@11
-Simple Condition (bool~) play_move_leftright::$0 [528] if((byte) play_move_leftright::key_event#0==(const nomodify byte) KEY_COMMA) goto play_move_leftright::@1
-Simple Condition (bool~) play_move_leftright::$10 [536] if((byte~) play_move_leftright::$8!=(const nomodify byte) COLLISION_NONE) goto play_move_leftright::@2
-Simple Condition (bool~) play_move_leftright::$2 [538] if((byte) play_move_leftright::key_event#0!=(const nomodify byte) KEY_DOT) goto play_move_leftright::@2
-Simple Condition (bool~) play_move_leftright::$6 [546] if((byte~) play_move_leftright::$4!=(const nomodify byte) COLLISION_NONE) goto play_move_leftright::@2
-Simple Condition (bool~) play_move_rotate::$0 [557] if((byte) play_move_rotate::key_event#0==(const nomodify byte) KEY_Z) goto play_move_rotate::@1
-Simple Condition (bool~) play_move_rotate::$1 [561] if((byte) play_move_rotate::key_event#0==(const nomodify byte) KEY_X) goto play_move_rotate::@2
-Simple Condition (bool~) play_move_rotate::$4 [575] if((byte~) play_move_rotate::$2!=(const nomodify byte) COLLISION_NONE) goto play_move_rotate::@4
-Simple Condition (bool~) play_collision::$2 [591] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3
-Simple Condition (bool~) play_collision::$12 [595] if((byte) play_collision::c#1!=rangelast(0,3)) goto play_collision::@2
-Simple Condition (bool~) play_collision::$4 [597] if((byte) play_collision::yp#2<(const nomodify byte) PLAYFIELD_LINES) goto play_collision::@4
-Simple Condition (bool~) play_collision::$7 [600] if((byte~) play_collision::$5==(byte) 0) goto play_collision::@5
-Simple Condition (bool~) play_collision::$9 [605] if((byte) play_collision::xp#2<(const nomodify byte) PLAYFIELD_COLS) goto play_collision::@6
-Simple Condition (bool~) play_collision::$11 [608] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3
-Simple Condition (bool~) play_collision::$13 [614] if((byte) play_collision::l#1!=rangelast(0,3)) goto play_collision::@1
-Simple Condition (bool~) play_lock_current::$1 [628] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3
-Simple Condition (bool~) play_lock_current::$2 [632] if((byte) play_lock_current::c#1!=rangelast(0,3)) goto play_lock_current::@2
-Simple Condition (bool~) play_lock_current::$3 [637] if((byte) play_lock_current::l#1!=rangelast(0,3)) goto play_lock_current::@1
-Simple Condition (bool~) play_spawn_current::$3 [655] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@1
-Simple Condition (bool~) play_spawn_current::$4 [661] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1
-Simple Condition (bool~) play_remove_lines::$1 [677] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@3
-Simple Condition (bool~) play_remove_lines::$2 [683] if((byte) play_remove_lines::x#1!=rangelast(0,PLAYFIELD_COLS-1)) goto play_remove_lines::@2
-Simple Condition (bool~) play_remove_lines::$4 [686] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@7
-Simple Condition (bool~) play_remove_lines::$6 [690] if((byte) play_remove_lines::y#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_remove_lines::@1
-Simple Condition (bool~) play_remove_lines::$7 [695] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@9
-Simple Condition (bool~) play_update_score::$1 [701] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return
-Simple Condition (bool~) play_update_score::$7 [713] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return
-Simple Condition (bool~) play_increase_level::$0 [721] if((byte) level#21>(byte) $1d) goto play_increase_level::@1
-Simple Condition (bool~) play_increase_level::$3 [728] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@3
-Simple Condition (bool~) play_increase_level::$4 [738] if((byte) play_increase_level::b#1!=rangelast(0,4)) goto play_increase_level::@6
-Simple Condition (bool~) main::$10 [761] if(*((const nomodify byte*) RASTER)!=(byte) $ff) goto main::@2
-Simple Condition (bool~) main::$14 [771] if((byte) game_over#10==(byte) 0) goto main::@4
-Simple Condition (bool~) main::$18 [782] if((byte) main::render#2==(byte) 0) goto main::@1
+Simple Condition (bool~) keyboard_event_scan::$13 [20] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@8
+Simple Condition (bool~) keyboard_event_scan::$25 [26] if((byte) keyboard_event_scan::row#1!=rangelast(0,7)) goto keyboard_event_scan::@7
+Simple Condition (bool~) keyboard_event_scan::$18 [31] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@11
+Simple Condition (bool~) keyboard_event_scan::$24 [36] if((byte) keyboard_event_scan::col#1!=rangelast(0,7)) goto keyboard_event_scan::@10
+Simple Condition (bool~) keyboard_event_scan::$20 [38] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@11
+Simple Condition (bool~) keyboard_event_scan::$22 [41] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@12
+Simple Condition (bool~) keyboard_event_scan::$2 [54] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1
+Simple Condition (bool~) keyboard_event_scan::$5 [61] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2
+Simple Condition (bool~) keyboard_event_scan::$8 [69] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3
+Simple Condition (bool~) keyboard_event_scan::$11 [77] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return
+Simple Condition (bool~) keyboard_event_get::$0 [90] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@1
+Simple Condition (bool~) render_init::$3 [137] if((byte) render_init::i#1!=rangelast(0,PLAYFIELD_LINES-1)) goto render_init::@1
+Simple Condition (bool~) render_show::$0 [144] if((byte) render_screen_show#16==(byte) 0) goto render_show::@1
+Simple Condition (bool~) render_score::$0 [178] if((byte) render_screen_render#18==(byte) 0) goto render_score::@1
+Simple Condition (bool~) render_bcd::$2 [216] if((byte) render_bcd::only_low#6!=(byte) 0) goto render_bcd::@1
+Simple Condition (bool~) render_screen_original::$0 [241] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2
+Simple Condition (bool~) render_screen_original::$1 [251] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3
+Simple Condition (bool~) render_screen_original::$2 [259] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4
+Simple Condition (bool~) render_screen_original::$3 [262] if((byte) render_screen_original::y#1!=rangelast(0,$18)) goto render_screen_original::@1
+Simple Condition (bool~) render_playfield::$1 [278] if((byte) render_playfield::c#1!=rangelast(0,PLAYFIELD_COLS-1)) goto render_playfield::@2
+Simple Condition (bool~) render_playfield::$2 [281] if((byte) render_playfield::l#1!=rangelast(2,PLAYFIELD_LINES-1)) goto render_playfield::@1
+Simple Condition (bool~) render_moving::$0 [289] if((byte) render_moving::ypos#2>(byte) 1) goto render_moving::@2
+Simple Condition (bool~) render_moving::$5 [300] if((byte) render_moving::l#1!=rangelast(0,3)) goto render_moving::@1
+Simple Condition (bool~) render_moving::$3 [305] if((byte) render_moving::current_cell#0==(byte) 0) goto render_moving::@5
+Simple Condition (bool~) render_moving::$4 [309] if((byte) render_moving::c#1!=rangelast(0,3)) goto render_moving::@4
+Simple Condition (bool~) render_next::$0 [315] if((byte) render_screen_render#15==(byte) 0) goto render_next::@1
+Simple Condition (bool~) render_next::$3 [329] if((byte) render_next::cell#0!=(byte) 0) goto render_next::@6
+Simple Condition (bool~) render_next::$4 [335] if((byte) render_next::c#1!=rangelast(0,3)) goto render_next::@5
+Simple Condition (bool~) render_next::$5 [339] if((byte) render_next::l#1!=rangelast(0,3)) goto render_next::@4
+Simple Condition (bool~) sprites_init::$2 [355] if((byte) sprites_init::s#1!=rangelast(0,3)) goto sprites_init::@1
+Simple Condition (bool~) sprites_irq::$4 [387] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8
+Simple Condition (bool~) sprites_irq::$1 [390] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1
+Simple Condition (bool~) sprites_irq::$2 [405] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3
+Simple Condition (bool~) sprites_irq::$3 [418] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4
+Simple Condition (bool~) play_init::$0 [446] if((byte) play_init::j#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_init::@1
+Simple Condition (bool~) play_init::$1 [455] if((byte) play_init::b#1!=rangelast(0,4)) goto play_init::@3
+Simple Condition (bool~) play_movement::$2 [466] if((byte) game_over#15==(byte) 0) goto play_movement::@1
+Simple Condition (bool~) play_move_down::$1 [485] if((byte) play_move_down::key_event#0!=(const nomodify byte) KEY_SPACE) goto play_move_down::@1
+Simple Condition (bool~) play_move_down::$4 [492] if((byte~) play_move_down::$2==(byte) 0) goto play_move_down::@2
+Simple Condition (bool~) play_move_down::$6 [496] if((byte) current_movedown_counter#12<(byte) current_movedown_slow#14) goto play_move_down::@3
+Simple Condition (bool~) play_move_down::$10 [498] if((byte) current_movedown_counter#12<(const nomodify byte) current_movedown_fast) goto play_move_down::@2
+Simple Condition (bool~) play_move_down::$8 [502] if((byte) play_move_down::movedown#6==(byte) 0) goto play_move_down::@4
+Simple Condition (bool~) play_move_down::$13 [512] if((byte~) play_move_down::$12==(const nomodify byte) COLLISION_NONE) goto play_move_down::@11
+Simple Condition (bool~) play_move_leftright::$0 [530] if((byte) play_move_leftright::key_event#0==(const nomodify byte) KEY_COMMA) goto play_move_leftright::@1
+Simple Condition (bool~) play_move_leftright::$10 [538] if((byte~) play_move_leftright::$8!=(const nomodify byte) COLLISION_NONE) goto play_move_leftright::@2
+Simple Condition (bool~) play_move_leftright::$2 [540] if((byte) play_move_leftright::key_event#0!=(const nomodify byte) KEY_DOT) goto play_move_leftright::@2
+Simple Condition (bool~) play_move_leftright::$6 [548] if((byte~) play_move_leftright::$4!=(const nomodify byte) COLLISION_NONE) goto play_move_leftright::@2
+Simple Condition (bool~) play_move_rotate::$0 [559] if((byte) play_move_rotate::key_event#0==(const nomodify byte) KEY_Z) goto play_move_rotate::@1
+Simple Condition (bool~) play_move_rotate::$1 [563] if((byte) play_move_rotate::key_event#0==(const nomodify byte) KEY_X) goto play_move_rotate::@2
+Simple Condition (bool~) play_move_rotate::$4 [577] if((byte~) play_move_rotate::$2!=(const nomodify byte) COLLISION_NONE) goto play_move_rotate::@4
+Simple Condition (bool~) play_collision::$2 [593] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3
+Simple Condition (bool~) play_collision::$12 [597] if((byte) play_collision::c#1!=rangelast(0,3)) goto play_collision::@2
+Simple Condition (bool~) play_collision::$4 [599] if((byte) play_collision::yp#2<(const nomodify byte) PLAYFIELD_LINES) goto play_collision::@4
+Simple Condition (bool~) play_collision::$7 [602] if((byte~) play_collision::$5==(byte) 0) goto play_collision::@5
+Simple Condition (bool~) play_collision::$9 [607] if((byte) play_collision::xp#2<(const nomodify byte) PLAYFIELD_COLS) goto play_collision::@6
+Simple Condition (bool~) play_collision::$11 [610] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3
+Simple Condition (bool~) play_collision::$13 [616] if((byte) play_collision::l#1!=rangelast(0,3)) goto play_collision::@1
+Simple Condition (bool~) play_lock_current::$1 [630] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3
+Simple Condition (bool~) play_lock_current::$2 [634] if((byte) play_lock_current::c#1!=rangelast(0,3)) goto play_lock_current::@2
+Simple Condition (bool~) play_lock_current::$3 [639] if((byte) play_lock_current::l#1!=rangelast(0,3)) goto play_lock_current::@1
+Simple Condition (bool~) play_spawn_current::$3 [657] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@1
+Simple Condition (bool~) play_spawn_current::$4 [663] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@4
+Simple Condition (bool~) play_remove_lines::$1 [681] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@3
+Simple Condition (bool~) play_remove_lines::$2 [687] if((byte) play_remove_lines::x#1!=rangelast(0,PLAYFIELD_COLS-1)) goto play_remove_lines::@2
+Simple Condition (bool~) play_remove_lines::$4 [690] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@7
+Simple Condition (bool~) play_remove_lines::$6 [694] if((byte) play_remove_lines::y#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_remove_lines::@1
+Simple Condition (bool~) play_remove_lines::$7 [699] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@9
+Simple Condition (bool~) play_update_score::$1 [705] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return
+Simple Condition (bool~) play_update_score::$7 [717] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return
+Simple Condition (bool~) play_increase_level::$0 [725] if((byte) level#21>(byte) $1d) goto play_increase_level::@1
+Simple Condition (bool~) play_increase_level::$3 [732] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@3
+Simple Condition (bool~) play_increase_level::$4 [742] if((byte) play_increase_level::b#1!=rangelast(0,4)) goto play_increase_level::@6
+Simple Condition (bool~) main::$10 [765] if(*((const nomodify byte*) RASTER)!=(byte) $ff) goto main::@2
+Simple Condition (bool~) main::$14 [775] if((byte) game_over#10==(byte) 0) goto main::@4
+Simple Condition (bool~) main::$18 [786] if((byte) main::render#2==(byte) 0) goto main::@1
 Successful SSA optimization Pass2ConditionalJumpSimplification
-Constant right-side identified [185] (word) render_bcd::offset#1 ← (const word) render_score::score_offset + (byte) 2
-Constant right-side identified [190] (word) render_bcd::offset#2 ← (const word) render_score::score_offset + (byte) 4
-Constant right-side identified [200] (word) render_bcd::offset#4 ← (const word) render_score::lines_offset + (byte) 1
-Constant right-side identified [314] (byte*) render_next::screen_next_area#1 ← (const nomodify byte*) PLAYFIELD_SCREEN_1 + (const word) render_next::next_area_offset
-Constant right-side identified [315] (byte*) render_next::screen_next_area#2 ← (const nomodify byte*) PLAYFIELD_SCREEN_2 + (const word) render_next::next_area_offset
+Constant right-side identified [187] (word) render_bcd::offset#1 ← (const word) render_score::score_offset + (byte) 2
+Constant right-side identified [192] (word) render_bcd::offset#2 ← (const word) render_score::score_offset + (byte) 4
+Constant right-side identified [202] (word) render_bcd::offset#4 ← (const word) render_score::lines_offset + (byte) 1
+Constant right-side identified [316] (byte*) render_next::screen_next_area#1 ← (const nomodify byte*) PLAYFIELD_SCREEN_1 + (const word) render_next::next_area_offset
+Constant right-side identified [317] (byte*) render_next::screen_next_area#2 ← (const nomodify byte*) PLAYFIELD_SCREEN_2 + (const word) render_next::next_area_offset
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte) keyboard_events_size#0 = 0
 Constant (const byte) keyboard_modifiers#0 = 0
@@ -7840,11 +7848,11 @@ Constant (const word) toSpritePtr1_$1 = (word)toSpritePtr1_sprite#0
 Constant (const word) sprites_irq::toSpritePtr1_$1 = (word)sprites_irq::toSpritePtr1_sprite#0
 Constant (const byte) play_collision::orientation#4 = current_orientation#68
 Successful SSA optimization Pass2ConstantIdentification
-Constant value identified (word)render_init::vicSelectGfxBank1_gfx#0 in [109] (byte~) render_init::vicSelectGfxBank1_toDd001_$0 ← > (word)(const byte*) render_init::vicSelectGfxBank1_gfx#0
-Constant value identified (word)render_show::toD0181_gfx#0 in [149] (byte~) render_show::toD0181_$3 ← > (word)(const byte*) render_show::toD0181_gfx#0
-Constant value identified (word)render_show::toD0182_gfx#0 in [159] (byte~) render_show::toD0182_$3 ← > (word)(const byte*) render_show::toD0182_gfx#0
+Constant value identified (word)render_init::vicSelectGfxBank1_gfx#0 in [111] (byte~) render_init::vicSelectGfxBank1_toDd001_$0 ← > (word)(const byte*) render_init::vicSelectGfxBank1_gfx#0
+Constant value identified (word)render_show::toD0181_gfx#0 in [151] (byte~) render_show::toD0181_$3 ← > (word)(const byte*) render_show::toD0181_gfx#0
+Constant value identified (word)render_show::toD0182_gfx#0 in [161] (byte~) render_show::toD0182_$3 ← > (word)(const byte*) render_show::toD0182_gfx#0
 Successful SSA optimization Pass2ConstantValues
-if() condition always true - replacing block destination [758] if(true) goto main::@2
+if() condition always true - replacing block destination [762] if(true) goto main::@2
 Removing PHI-reference to removed block (main::@5) in block main::@7
 Removing PHI-reference to removed block (main::@5) in block main::@7
 Removing PHI-reference to removed block (main::@5) in block main::@7
@@ -7859,64 +7867,64 @@ Removing PHI-reference to removed block (main::@5) in block main::@7
 Removing PHI-reference to removed block (main::@5) in block main::@7
 Removing PHI-reference to removed block (main::@5) in block main::@7
 Removing PHI-reference to removed block (main::@5) in block main::@7
-if() condition always true - replacing block destination [778] if(true) goto main::@6
+if() condition always true - replacing block destination [782] if(true) goto main::@6
 Successful SSA optimization Pass2ConstantIfs
-Resolved ranged next value [19] keyboard_event_scan::row#1 ← ++ keyboard_event_scan::row#2 to ++
-Resolved ranged comparison value [21] if(keyboard_event_scan::row#1!=rangelast(0,7)) goto keyboard_event_scan::@7 to (number) 8
-Resolved ranged next value [29] keyboard_event_scan::col#1 ← ++ keyboard_event_scan::col#2 to ++
-Resolved ranged comparison value [31] if(keyboard_event_scan::col#1!=rangelast(0,7)) goto keyboard_event_scan::@10 to (number) 8
-Resolved ranged next value [133] render_init::i#1 ← ++ render_init::i#2 to ++
-Resolved ranged comparison value [135] if(render_init::i#1!=rangelast(0,PLAYFIELD_LINES-1)) goto render_init::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
-Resolved ranged next value [258] render_screen_original::y#1 ← ++ render_screen_original::y#6 to ++
-Resolved ranged comparison value [260] if(render_screen_original::y#1!=rangelast(0,$18)) goto render_screen_original::@1 to (number) $19
-Resolved ranged next value [274] render_playfield::c#1 ← ++ render_playfield::c#2 to ++
-Resolved ranged comparison value [276] if(render_playfield::c#1!=rangelast(0,PLAYFIELD_COLS-1)) goto render_playfield::@2 to (const nomodify byte) PLAYFIELD_COLS-(byte) 1+(number) 1
-Resolved ranged next value [277] render_playfield::l#1 ← ++ render_playfield::l#2 to ++
-Resolved ranged comparison value [279] if(render_playfield::l#1!=rangelast(2,PLAYFIELD_LINES-1)) goto render_playfield::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
-Resolved ranged next value [296] render_moving::l#1 ← ++ render_moving::l#4 to ++
-Resolved ranged comparison value [298] if(render_moving::l#1!=rangelast(0,3)) goto render_moving::@1 to (number) 4
-Resolved ranged next value [305] render_moving::c#1 ← ++ render_moving::c#2 to ++
-Resolved ranged comparison value [307] if(render_moving::c#1!=rangelast(0,3)) goto render_moving::@4 to (number) 4
-Resolved ranged next value [331] render_next::c#1 ← ++ render_next::c#2 to ++
-Resolved ranged comparison value [333] if(render_next::c#1!=rangelast(0,3)) goto render_next::@5 to (number) 4
-Resolved ranged next value [335] render_next::l#1 ← ++ render_next::l#7 to ++
-Resolved ranged comparison value [337] if(render_next::l#1!=rangelast(0,3)) goto render_next::@4 to (number) 4
-Resolved ranged next value [351] sprites_init::s#1 ← ++ sprites_init::s#2 to ++
-Resolved ranged comparison value [353] if(sprites_init::s#1!=rangelast(0,3)) goto sprites_init::@1 to (number) 4
-Resolved ranged next value [442] play_init::j#1 ← ++ play_init::j#2 to ++
-Resolved ranged comparison value [444] if(play_init::j#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_init::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
-Resolved ranged next value [451] play_init::b#1 ← ++ play_init::b#2 to ++
-Resolved ranged comparison value [453] if(play_init::b#1!=rangelast(0,4)) goto play_init::@3 to (number) 5
-Resolved ranged next value [593] play_collision::c#1 ← ++ play_collision::c#2 to ++
-Resolved ranged comparison value [595] if(play_collision::c#1!=rangelast(0,3)) goto play_collision::@2 to (number) 4
-Resolved ranged next value [612] play_collision::l#1 ← ++ play_collision::l#6 to ++
-Resolved ranged comparison value [614] if(play_collision::l#1!=rangelast(0,3)) goto play_collision::@1 to (number) 4
-Resolved ranged next value [630] play_lock_current::c#1 ← ++ play_lock_current::c#2 to ++
-Resolved ranged comparison value [632] if(play_lock_current::c#1!=rangelast(0,3)) goto play_lock_current::@2 to (number) 4
-Resolved ranged next value [635] play_lock_current::l#1 ← ++ play_lock_current::l#6 to ++
-Resolved ranged comparison value [637] if(play_lock_current::l#1!=rangelast(0,3)) goto play_lock_current::@1 to (number) 4
-Resolved ranged next value [681] play_remove_lines::x#1 ← ++ play_remove_lines::x#2 to ++
-Resolved ranged comparison value [683] if(play_remove_lines::x#1!=rangelast(0,PLAYFIELD_COLS-1)) goto play_remove_lines::@2 to (const nomodify byte) PLAYFIELD_COLS-(byte) 1+(number) 1
-Resolved ranged next value [688] play_remove_lines::y#1 ← ++ play_remove_lines::y#8 to ++
-Resolved ranged comparison value [690] if(play_remove_lines::y#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_remove_lines::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
-Resolved ranged next value [736] play_increase_level::b#1 ← ++ play_increase_level::b#2 to ++
-Resolved ranged comparison value [738] if(play_increase_level::b#1!=rangelast(0,4)) goto play_increase_level::@6 to (number) 5
-Rewriting conditional comparison [287] if((byte) render_moving::ypos#2>(byte) 1) goto render_moving::@2
-Rewriting conditional comparison [721] if((byte) level#21>(byte) $1d) goto play_increase_level::@1
-Simplifying expression containing zero (byte*)CIA1 in [1] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0)
-Simplifying expression containing zero KEY_MODIFIER_LSHIFT in [57] (byte) keyboard_modifiers#2 ← (const byte) keyboard_modifiers#1 | (const nomodify byte) KEY_MODIFIER_LSHIFT
-Simplifying expression containing zero (byte*)CIA2 in [112] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A) ← (byte) render_init::vicSelectGfxBank1_toDd001_return#0
-Simplifying expression containing zero PIECES_COLORS_1 in [116] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) 0)
-Simplifying expression containing zero PIECES_COLORS_2 in [117] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) 0)
-Simplifying expression containing zero render_score::score_bytes in [192] (byte) render_bcd::bcd#2 ← *((const byte*) render_score::score_bytes + (byte) 0)
-Simplifying expression containing zero SPRITES_YPOS in [378] *((const nomodify byte*) SPRITES_YPOS + (byte) 0) ← (byte) sprites_irq::ypos#0
-Simplifying expression containing zero PLAYFIELD_SPRITE_PTRS_1 in [389] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1 + (byte) 0) ← (byte) sprites_irq::ptr#0
-Simplifying expression containing zero PLAYFIELD_SPRITE_PTRS_2 in [395] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2 + (byte) 0) ← (byte) sprites_irq::ptr#0
-Simplifying expression containing zero MOVEDOWN_SLOW_SPEEDS in [446] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (const byte) level#0)
-Simplifying expression containing zero play_movement::$0 in [462] (byte) play_movement::render#1 ← (const byte) play_movement::render#0 + (byte~) play_movement::$0
-Simplifying expression containing zero current_piece#5 in [645] (byte*) current_piece_gfx#74 ← (byte*) current_piece#5 + (const byte) current_orientation#68
+Resolved ranged next value [24] keyboard_event_scan::row#1 ← ++ keyboard_event_scan::row#2 to ++
+Resolved ranged comparison value [26] if(keyboard_event_scan::row#1!=rangelast(0,7)) goto keyboard_event_scan::@7 to (number) 8
+Resolved ranged next value [34] keyboard_event_scan::col#1 ← ++ keyboard_event_scan::col#2 to ++
+Resolved ranged comparison value [36] if(keyboard_event_scan::col#1!=rangelast(0,7)) goto keyboard_event_scan::@10 to (number) 8
+Resolved ranged next value [135] render_init::i#1 ← ++ render_init::i#2 to ++
+Resolved ranged comparison value [137] if(render_init::i#1!=rangelast(0,PLAYFIELD_LINES-1)) goto render_init::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
+Resolved ranged next value [260] render_screen_original::y#1 ← ++ render_screen_original::y#6 to ++
+Resolved ranged comparison value [262] if(render_screen_original::y#1!=rangelast(0,$18)) goto render_screen_original::@1 to (number) $19
+Resolved ranged next value [276] render_playfield::c#1 ← ++ render_playfield::c#2 to ++
+Resolved ranged comparison value [278] if(render_playfield::c#1!=rangelast(0,PLAYFIELD_COLS-1)) goto render_playfield::@2 to (const nomodify byte) PLAYFIELD_COLS-(byte) 1+(number) 1
+Resolved ranged next value [279] render_playfield::l#1 ← ++ render_playfield::l#2 to ++
+Resolved ranged comparison value [281] if(render_playfield::l#1!=rangelast(2,PLAYFIELD_LINES-1)) goto render_playfield::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
+Resolved ranged next value [298] render_moving::l#1 ← ++ render_moving::l#4 to ++
+Resolved ranged comparison value [300] if(render_moving::l#1!=rangelast(0,3)) goto render_moving::@1 to (number) 4
+Resolved ranged next value [307] render_moving::c#1 ← ++ render_moving::c#2 to ++
+Resolved ranged comparison value [309] if(render_moving::c#1!=rangelast(0,3)) goto render_moving::@4 to (number) 4
+Resolved ranged next value [333] render_next::c#1 ← ++ render_next::c#2 to ++
+Resolved ranged comparison value [335] if(render_next::c#1!=rangelast(0,3)) goto render_next::@5 to (number) 4
+Resolved ranged next value [337] render_next::l#1 ← ++ render_next::l#7 to ++
+Resolved ranged comparison value [339] if(render_next::l#1!=rangelast(0,3)) goto render_next::@4 to (number) 4
+Resolved ranged next value [353] sprites_init::s#1 ← ++ sprites_init::s#2 to ++
+Resolved ranged comparison value [355] if(sprites_init::s#1!=rangelast(0,3)) goto sprites_init::@1 to (number) 4
+Resolved ranged next value [444] play_init::j#1 ← ++ play_init::j#2 to ++
+Resolved ranged comparison value [446] if(play_init::j#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_init::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
+Resolved ranged next value [453] play_init::b#1 ← ++ play_init::b#2 to ++
+Resolved ranged comparison value [455] if(play_init::b#1!=rangelast(0,4)) goto play_init::@3 to (number) 5
+Resolved ranged next value [595] play_collision::c#1 ← ++ play_collision::c#2 to ++
+Resolved ranged comparison value [597] if(play_collision::c#1!=rangelast(0,3)) goto play_collision::@2 to (number) 4
+Resolved ranged next value [614] play_collision::l#1 ← ++ play_collision::l#6 to ++
+Resolved ranged comparison value [616] if(play_collision::l#1!=rangelast(0,3)) goto play_collision::@1 to (number) 4
+Resolved ranged next value [632] play_lock_current::c#1 ← ++ play_lock_current::c#2 to ++
+Resolved ranged comparison value [634] if(play_lock_current::c#1!=rangelast(0,3)) goto play_lock_current::@2 to (number) 4
+Resolved ranged next value [637] play_lock_current::l#1 ← ++ play_lock_current::l#6 to ++
+Resolved ranged comparison value [639] if(play_lock_current::l#1!=rangelast(0,3)) goto play_lock_current::@1 to (number) 4
+Resolved ranged next value [685] play_remove_lines::x#1 ← ++ play_remove_lines::x#2 to ++
+Resolved ranged comparison value [687] if(play_remove_lines::x#1!=rangelast(0,PLAYFIELD_COLS-1)) goto play_remove_lines::@2 to (const nomodify byte) PLAYFIELD_COLS-(byte) 1+(number) 1
+Resolved ranged next value [692] play_remove_lines::y#1 ← ++ play_remove_lines::y#8 to ++
+Resolved ranged comparison value [694] if(play_remove_lines::y#1!=rangelast(0,PLAYFIELD_LINES-1)) goto play_remove_lines::@1 to (const nomodify byte) PLAYFIELD_LINES-(byte) 1+(number) 1
+Resolved ranged next value [740] play_increase_level::b#1 ← ++ play_increase_level::b#2 to ++
+Resolved ranged comparison value [742] if(play_increase_level::b#1!=rangelast(0,4)) goto play_increase_level::@6 to (number) 5
+Rewriting conditional comparison [289] if((byte) render_moving::ypos#2>(byte) 1) goto render_moving::@2
+Rewriting conditional comparison [725] if((byte) level#21>(byte) $1d) goto play_increase_level::@1
+Simplifying expression containing zero (byte*)CIA1 in [6] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0)
+Simplifying expression containing zero KEY_MODIFIER_LSHIFT in [62] (byte) keyboard_modifiers#2 ← (const byte) keyboard_modifiers#1 | (const nomodify byte) KEY_MODIFIER_LSHIFT
+Simplifying expression containing zero (byte*)CIA2 in [114] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A) ← (byte) render_init::vicSelectGfxBank1_toDd001_return#0
+Simplifying expression containing zero PIECES_COLORS_1 in [118] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) 0)
+Simplifying expression containing zero PIECES_COLORS_2 in [119] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) 0)
+Simplifying expression containing zero render_score::score_bytes in [194] (byte) render_bcd::bcd#2 ← *((const byte*) render_score::score_bytes + (byte) 0)
+Simplifying expression containing zero SPRITES_YPOS in [380] *((const nomodify byte*) SPRITES_YPOS + (byte) 0) ← (byte) sprites_irq::ypos#0
+Simplifying expression containing zero PLAYFIELD_SPRITE_PTRS_1 in [391] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1 + (byte) 0) ← (byte) sprites_irq::ptr#0
+Simplifying expression containing zero PLAYFIELD_SPRITE_PTRS_2 in [397] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2 + (byte) 0) ← (byte) sprites_irq::ptr#0
+Simplifying expression containing zero MOVEDOWN_SLOW_SPEEDS in [448] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (const byte) level#0)
+Simplifying expression containing zero play_movement::$0 in [464] (byte) play_movement::render#1 ← (const byte) play_movement::render#0 + (byte~) play_movement::$0
+Simplifying expression containing zero current_piece#5 in [647] (byte*) current_piece_gfx#74 ← (byte*) current_piece#5 + (const byte) current_orientation#68
 Successful SSA optimization PassNSimplifyExpressionWithZero
-Eliminating unused variable (byte*) render_bcd::screen_pos#1 and assignment [147] (byte*) render_bcd::screen_pos#1 ← ++ (byte*) render_bcd::screen_pos#3
+Eliminating unused variable (byte*) render_bcd::screen_pos#1 and assignment [149] (byte*) render_bcd::screen_pos#1 ← ++ (byte*) render_bcd::screen_pos#3
 Eliminating unused variable - keeping the phi block (byte) keyboard_modifiers#16
 Eliminating unused constant (const byte) render_show::d018val#0
 Eliminating unused constant (const byte*) render_score::screen#0
@@ -7938,22 +7946,22 @@ Successful SSA optimization PassNEliminateUnusedVars
 Eliminating unused variable - keeping the phi block (byte) keyboard_modifiers#14
 Eliminating unused constant (const byte) keyboard_modifiers#0
 Successful SSA optimization PassNEliminateUnusedVars
-Eliminating unused variable (byte) keyboard_modifiers#5 and assignment [52] (byte) keyboard_modifiers#5 ← (byte) keyboard_modifiers#13 | (const nomodify byte) KEY_MODIFIER_COMMODORE
+Eliminating unused variable (byte) keyboard_modifiers#5 and assignment [57] (byte) keyboard_modifiers#5 ← (byte) keyboard_modifiers#13 | (const nomodify byte) KEY_MODIFIER_COMMODORE
 Successful SSA optimization PassNEliminateUnusedVars
 Eliminating unused variable - keeping the phi block (byte) keyboard_modifiers#13
 Eliminating unused constant (const nomodify byte) KEY_MODIFIER_COMMODORE
 Successful SSA optimization PassNEliminateUnusedVars
-Eliminating unused variable (byte) keyboard_modifiers#4 and assignment [51] (byte) keyboard_modifiers#4 ← (byte) keyboard_modifiers#12 | (const nomodify byte) KEY_MODIFIER_CTRL
+Eliminating unused variable (byte) keyboard_modifiers#4 and assignment [56] (byte) keyboard_modifiers#4 ← (byte) keyboard_modifiers#12 | (const nomodify byte) KEY_MODIFIER_CTRL
 Successful SSA optimization PassNEliminateUnusedVars
 Eliminating unused variable - keeping the phi block (byte) keyboard_modifiers#12
 Eliminating unused constant (const nomodify byte) KEY_MODIFIER_CTRL
 Successful SSA optimization PassNEliminateUnusedVars
-Eliminating unused variable (byte) keyboard_modifiers#3 and assignment [45] (byte) keyboard_modifiers#3 ← (byte) keyboard_modifiers#11 | (const nomodify byte) KEY_MODIFIER_RSHIFT
+Eliminating unused variable (byte) keyboard_modifiers#3 and assignment [50] (byte) keyboard_modifiers#3 ← (byte) keyboard_modifiers#11 | (const nomodify byte) KEY_MODIFIER_RSHIFT
 Successful SSA optimization PassNEliminateUnusedVars
 Eliminating unused variable - keeping the phi block (byte) keyboard_modifiers#11
 Eliminating unused constant (const nomodify byte) KEY_MODIFIER_RSHIFT
 Successful SSA optimization PassNEliminateUnusedVars
-Eliminating unused variable (byte) keyboard_modifiers#2 and assignment [39] (byte) keyboard_modifiers#2 ← (const nomodify byte) KEY_MODIFIER_LSHIFT
+Eliminating unused variable (byte) keyboard_modifiers#2 and assignment [44] (byte) keyboard_modifiers#2 ← (const nomodify byte) KEY_MODIFIER_LSHIFT
 Eliminating unused constant (const byte) keyboard_modifiers#1
 Successful SSA optimization PassNEliminateUnusedVars
 Eliminating unused constant (const nomodify byte) KEY_MODIFIER_LSHIFT
@@ -8063,7 +8071,7 @@ Identical Phi Values (byte) current_movedown_slow#56 (byte) current_movedown_slo
 Identical Phi Values (byte*) current_piece#51 (byte*) current_piece#15
 Identical Phi Values (byte) current_piece_char#48 (byte) current_piece_char#16
 Identical Phi Values (byte) current_orientation#59 (byte) current_orientation#17
-Identical Phi Values (byte*) current_piece_gfx#103 (byte*) current_piece_gfx#18
+Identical Phi Values (byte*) current_piece_gfx#102 (byte*) current_piece_gfx#18
 Identical Phi Values (byte) current_xpos#105 (byte) current_xpos#19
 Identical Phi Values (byte) current_ypos#31 (byte) current_ypos#19
 Identical Phi Values (byte) game_over#42 (byte) game_over#15
@@ -8073,14 +8081,14 @@ Identical Phi Values (word) lines_bcd#41 (word) lines_bcd#15
 Identical Phi Values (byte) level#102 (byte) level#17
 Identical Phi Values (byte) level_bcd#51 (byte) level_bcd#17
 Successful SSA optimization Pass2IdenticalPhiElimination
-Constant right-side identified [65] (byte~) render_init::vicSelectGfxBank1_toDd001_$0 ← > (word)(const byte*) render_init::vicSelectGfxBank1_gfx#0
-Constant right-side identified [87] (word~) render_show::toD0181_$0 ← (const word) render_show::toD0181_$7 & (word) $3fff
-Constant right-side identified [90] (byte~) render_show::toD0181_$3 ← > (word)(const byte*) render_show::toD0181_gfx#0
-Constant right-side identified [94] (word~) render_show::toD0182_$0 ← (const word) render_show::toD0182_$7 & (word) $3fff
-Constant right-side identified [97] (byte~) render_show::toD0182_$3 ← > (word)(const byte*) render_show::toD0182_gfx#0
-Constant right-side identified [242] (word~) toSpritePtr1_$0 ← (const word) toSpritePtr1_$1 / (byte) $40
-Constant right-side identified [286] (word~) sprites_irq::toSpritePtr1_$0 ← (const word) sprites_irq::toSpritePtr1_$1 / (byte) $40
-Constant right-side identified [342] (byte) play_move_down::movedown#1 ← ++ (const byte) play_move_down::movedown#0
+Constant right-side identified [67] (byte~) render_init::vicSelectGfxBank1_toDd001_$0 ← > (word)(const byte*) render_init::vicSelectGfxBank1_gfx#0
+Constant right-side identified [89] (word~) render_show::toD0181_$0 ← (const word) render_show::toD0181_$7 & (word) $3fff
+Constant right-side identified [92] (byte~) render_show::toD0181_$3 ← > (word)(const byte*) render_show::toD0181_gfx#0
+Constant right-side identified [96] (word~) render_show::toD0182_$0 ← (const word) render_show::toD0182_$7 & (word) $3fff
+Constant right-side identified [99] (byte~) render_show::toD0182_$3 ← > (word)(const byte*) render_show::toD0182_gfx#0
+Constant right-side identified [244] (word~) toSpritePtr1_$0 ← (const word) toSpritePtr1_$1 / (byte) $40
+Constant right-side identified [288] (word~) sprites_irq::toSpritePtr1_$0 ← (const word) sprites_irq::toSpritePtr1_$1 / (byte) $40
+Constant right-side identified [344] (byte) play_move_down::movedown#1 ← ++ (const byte) play_move_down::movedown#0
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte) render_init::vicSelectGfxBank1_toDd001_$0 = >(word)render_init::vicSelectGfxBank1_gfx#0
 Constant (const word) render_show::toD0181_$0 = render_show::toD0181_$7&$3fff
@@ -8100,12 +8108,12 @@ Constant (const byte) sprites_irq::$5 = sprites_irq::toSpritePtr1_return#1
 Successful SSA optimization Pass2ConstantIdentification
 Alias candidate removed (volatile)irq_sprite_ptr = $1 
 Alias candidate removed (volatile)sprites_irq::raster_sprite_gfx_modify = sprites_irq::$0 
-Constant right-side identified [65] (byte~) render_init::vicSelectGfxBank1_toDd001_$1 ← (const byte) render_init::vicSelectGfxBank1_toDd001_$0 / (byte) $40
-Constant right-side identified [86] (word~) render_show::toD0181_$1 ← (const word) render_show::toD0181_$0 * (byte) 4
-Constant right-side identified [88] (byte~) render_show::toD0181_$4 ← (const byte) render_show::toD0181_$3 / (byte) 4
-Constant right-side identified [91] (word~) render_show::toD0182_$1 ← (const word) render_show::toD0182_$0 * (byte) 4
-Constant right-side identified [93] (byte~) render_show::toD0182_$4 ← (const byte) render_show::toD0182_$3 / (byte) 4
-Constant right-side identified [237] (byte~) $1 ← (const byte) toSpritePtr1_return#0 + (byte) 3
+Constant right-side identified [67] (byte~) render_init::vicSelectGfxBank1_toDd001_$1 ← (const byte) render_init::vicSelectGfxBank1_toDd001_$0 / (byte) $40
+Constant right-side identified [88] (word~) render_show::toD0181_$1 ← (const word) render_show::toD0181_$0 * (byte) 4
+Constant right-side identified [90] (byte~) render_show::toD0181_$4 ← (const byte) render_show::toD0181_$3 / (byte) 4
+Constant right-side identified [93] (word~) render_show::toD0182_$1 ← (const word) render_show::toD0182_$0 * (byte) 4
+Constant right-side identified [95] (byte~) render_show::toD0182_$4 ← (const byte) render_show::toD0182_$3 / (byte) 4
+Constant right-side identified [239] (byte~) $1 ← (const byte) toSpritePtr1_return#0 + (byte) 3
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte) render_init::vicSelectGfxBank1_toDd001_$1 = render_init::vicSelectGfxBank1_toDd001_$0/$40
 Constant (const word) render_show::toD0181_$1 = render_show::toD0181_$0*4
@@ -8116,7 +8124,7 @@ Constant (const byte) $1 = toSpritePtr1_return#0+3
 Successful SSA optimization Pass2ConstantIdentification
 Simplifying constant evaluating to zero (const byte) render_init::vicSelectGfxBank1_toDd001_$0/(byte) $40 in 
 Successful SSA optimization PassNSimplifyConstantZero
-Simplifying expression containing zero 3 in [66] (byte) render_init::vicSelectGfxBank1_toDd001_return#0 ← (byte) 3 ^ (const byte) render_init::vicSelectGfxBank1_toDd001_$1
+Simplifying expression containing zero 3 in [68] (byte) render_init::vicSelectGfxBank1_toDd001_return#0 ← (byte) 3 ^ (const byte) render_init::vicSelectGfxBank1_toDd001_$1
 Successful SSA optimization PassNSimplifyExpressionWithZero
 Eliminating unused constant (const byte) render_init::vicSelectGfxBank1_toDd001_$0
 Eliminating unused constant (const byte) render_init::vicSelectGfxBank1_toDd001_$1
@@ -8124,10 +8132,10 @@ Successful SSA optimization PassNEliminateUnusedVars
 Eliminating unused constant (const byte*) render_init::vicSelectGfxBank1_gfx#0
 Successful SSA optimization PassNEliminateUnusedVars
 Alias candidate removed (volatile)sprites_irq::raster_sprite_gfx_modify = sprites_irq::$0 
-Constant right-side identified [85] (byte~) render_show::toD0181_$2 ← > (const word) render_show::toD0181_$1
-Constant right-side identified [86] (byte~) render_show::toD0181_$5 ← (const byte) render_show::toD0181_$4 & (byte) $f
-Constant right-side identified [88] (byte~) render_show::toD0182_$2 ← > (const word) render_show::toD0182_$1
-Constant right-side identified [89] (byte~) render_show::toD0182_$5 ← (const byte) render_show::toD0182_$4 & (byte) $f
+Constant right-side identified [87] (byte~) render_show::toD0181_$2 ← > (const word) render_show::toD0181_$1
+Constant right-side identified [88] (byte~) render_show::toD0181_$5 ← (const byte) render_show::toD0181_$4 & (byte) $f
+Constant right-side identified [90] (byte~) render_show::toD0182_$2 ← > (const word) render_show::toD0182_$1
+Constant right-side identified [91] (byte~) render_show::toD0182_$5 ← (const byte) render_show::toD0182_$4 & (byte) $f
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 = 3
 Constant (const byte) render_show::toD0181_$2 = >render_show::toD0181_$1
@@ -8136,28 +8144,28 @@ Constant (const byte) render_show::toD0182_$2 = >render_show::toD0182_$1
 Constant (const byte) render_show::toD0182_$5 = render_show::toD0182_$4&$f
 Successful SSA optimization Pass2ConstantIdentification
 Alias candidate removed (volatile)sprites_irq::raster_sprite_gfx_modify = sprites_irq::$0 
-Constant right-side identified [84] (byte) render_show::toD0181_return#0 ← (const byte) render_show::toD0181_$2 | (const byte) render_show::toD0181_$5
-Constant right-side identified [85] (byte) render_show::toD0182_return#0 ← (const byte) render_show::toD0182_$2 | (const byte) render_show::toD0182_$5
+Constant right-side identified [86] (byte) render_show::toD0181_return#0 ← (const byte) render_show::toD0181_$2 | (const byte) render_show::toD0181_$5
+Constant right-side identified [87] (byte) render_show::toD0182_return#0 ← (const byte) render_show::toD0182_$2 | (const byte) render_show::toD0182_$5
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte) render_show::toD0181_return#0 = render_show::toD0181_$2|render_show::toD0181_$5
 Constant (const byte) render_show::toD0182_return#0 = render_show::toD0182_$2|render_show::toD0182_$5
 Successful SSA optimization Pass2ConstantIdentification
 Alias candidate removed (volatile)sprites_irq::raster_sprite_gfx_modify = sprites_irq::$0 
-Inlining Noop Cast [194] (byte*) render_next::next_piece_gfx#0 ← (byte*)*((const word*) PIECES + (byte~) render_next::$6) keeping *(PIECES + render_next::$6)
-Inlining Noop Cast [421] (byte*) current_piece_gfx#74 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) keeping *(PIECES + play_spawn_current::$7)
+Inlining Noop Cast [196] (byte*) render_next::next_piece_gfx#0 ← (byte*)*((const word*) PIECES + (byte~) render_next::$6) keeping *(PIECES + render_next::$6)
+Inlining Noop Cast [423] (byte*) current_piece_gfx#74 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) keeping *(PIECES + play_spawn_current::$7)
 Successful SSA optimization Pass2NopCastInlining
-Rewriting multiplication to use shift [75] (byte~) render_init::$5 ← (byte) render_init::i#2 * (const byte) SIZEOF_POINTER
-Rewriting multiplication to use shift [157] (byte~) render_playfield::$3 ← (byte~) render_playfield::$0 * (const byte) SIZEOF_POINTER
-Rewriting multiplication to use shift [173] (byte~) render_moving::$6 ← (byte~) render_moving::$1 * (const byte) SIZEOF_POINTER
-Rewriting multiplication to use shift [193] (byte~) render_next::$6 ← (byte) next_piece_idx#12 * (const byte) SIZEOF_WORD
-Rewriting multiplication to use shift [216] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 * (byte) 2
-Rewriting multiplication to use shift [279] (byte~) play_init::$2 ← (byte) play_init::j#2 * (const byte) SIZEOF_POINTER
-Rewriting multiplication to use shift [289] (byte~) play_init::$3 ← (byte) play_init::b#2 * (const byte) SIZEOF_DWORD
-Rewriting multiplication to use shift [384] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 * (const byte) SIZEOF_POINTER
-Rewriting multiplication to use shift [404] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 * (const byte) SIZEOF_POINTER
-Rewriting multiplication to use shift [420] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 * (const byte) SIZEOF_WORD
-Rewriting multiplication to use shift [462] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 * (const byte) SIZEOF_DWORD
-Rewriting multiplication to use shift [485] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 * (const byte) SIZEOF_DWORD
+Rewriting multiplication to use shift [77] (byte~) render_init::$5 ← (byte) render_init::i#2 * (const byte) SIZEOF_POINTER
+Rewriting multiplication to use shift [159] (byte~) render_playfield::$3 ← (byte~) render_playfield::$0 * (const byte) SIZEOF_POINTER
+Rewriting multiplication to use shift [175] (byte~) render_moving::$6 ← (byte~) render_moving::$1 * (const byte) SIZEOF_POINTER
+Rewriting multiplication to use shift [195] (byte~) render_next::$6 ← (byte) next_piece_idx#12 * (const byte) SIZEOF_WORD
+Rewriting multiplication to use shift [218] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 * (byte) 2
+Rewriting multiplication to use shift [281] (byte~) play_init::$2 ← (byte) play_init::j#2 * (const byte) SIZEOF_POINTER
+Rewriting multiplication to use shift [291] (byte~) play_init::$3 ← (byte) play_init::b#2 * (const byte) SIZEOF_DWORD
+Rewriting multiplication to use shift [386] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 * (const byte) SIZEOF_POINTER
+Rewriting multiplication to use shift [406] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 * (const byte) SIZEOF_POINTER
+Rewriting multiplication to use shift [422] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 * (const byte) SIZEOF_WORD
+Rewriting multiplication to use shift [466] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 * (const byte) SIZEOF_DWORD
+Rewriting multiplication to use shift [489] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 * (const byte) SIZEOF_DWORD
 Successful SSA optimization Pass2MultiplyToShiftRewriting
 Inlining constant with var siblings (const byte) keyboard_event_scan::keycode#0
 Inlining constant with var siblings (const byte) keyboard_event_scan::row#0
@@ -8424,7 +8432,7 @@ Added new block during phi lifting play_collision::@14(between play_collision::@
 Added new block during phi lifting play_collision::@15(between play_collision::@3 and play_collision::@2)
 Added new block during phi lifting play_lock_current::@6(between play_lock_current::@5 and play_lock_current::@1)
 Added new block during phi lifting play_lock_current::@7(between play_lock_current::@3 and play_lock_current::@2)
-Added new block during phi lifting play_spawn_current::@7(between play_spawn_current::@6 and play_spawn_current::@1)
+Added new block during phi lifting play_spawn_current::@8(between play_spawn_current::@6 and play_spawn_current::@1)
 Added new block during phi lifting play_remove_lines::@11(between play_remove_lines::@7 and play_remove_lines::@1)
 Added new block during phi lifting play_remove_lines::@12(between play_remove_lines::@3 and play_remove_lines::@2)
 Added new block during phi lifting play_remove_lines::@13(between play_remove_lines::@2 and play_remove_lines::@3)
@@ -8469,7 +8477,7 @@ Adding NOP phi() at start of play_move_down::@5
 Adding NOP phi() at start of play_move_down::@10
 Adding NOP phi() at start of play_move_down::@15
 Adding NOP phi() at start of play_spawn_current::@2
-Adding NOP phi() at start of play_spawn_current::sid_rnd1_@return
+Adding NOP phi() at start of play_spawn_current::@4
 Adding NOP phi() at start of play_update_score::@2
 Adding NOP phi() at start of play_increase_level::@1
 Adding NOP phi() at start of play_remove_lines
@@ -8508,42 +8516,42 @@ Calls in [play_movement] to play_move_down:253 play_move_leftright:264 play_move
 Calls in [play_move_rotate] to play_collision:294 
 Calls in [play_move_leftright] to play_collision:351 play_collision:367 
 Calls in [play_move_down] to keyboard_event_pressed:377 play_collision:397 play_lock_current:402 play_remove_lines:404 play_update_score:408 play_spawn_current:411 
-Calls in [play_spawn_current] to play_collision:478 
-Calls in [play_update_score] to play_increase_level:506 
-Calls in [keyboard_event_scan] to keyboard_matrix_read:626 keyboard_event_pressed:637 keyboard_event_pressed:643 keyboard_event_pressed:649 keyboard_event_pressed:655 
-Calls in [render_init] to render_screen_original:768 render_screen_original:770 
+Calls in [play_spawn_current] to play_collision:478 sid_rnd:489 
+Calls in [play_update_score] to play_increase_level:510 
+Calls in [keyboard_event_scan] to keyboard_matrix_read:630 keyboard_event_pressed:641 keyboard_event_pressed:647 keyboard_event_pressed:653 keyboard_event_pressed:659 
+Calls in [render_init] to render_screen_original:772 render_screen_original:774 
 
 Created 167 initial phi equivalence classes
 Coalesced [29] next_piece_idx#82 ← next_piece_idx#18
-Coalesced [30] game_over#89 ← game_over#52
-Not coalescing [34] current_ypos#97 ← current_ypos#6
-Not coalescing [35] current_xpos#118 ← current_xpos#100
-Not coalescing [37] current_piece_char#99 ← current_piece_char#5
+Coalesced [30] game_over#88 ← game_over#52
+Not coalescing [34] current_ypos#96 ← current_ypos#6
+Not coalescing [35] current_xpos#117 ← current_xpos#100
+Not coalescing [37] current_piece_char#98 ← current_piece_char#5
 Not coalescing [39] next_piece_idx#76 ← next_piece_idx#18
 Coalesced [41] current_movedown_slow#95 ← current_movedown_slow#1
-Coalesced [43] current_piece_char#105 ← current_piece_char#5
-Coalesced [45] current_xpos#129 ← current_xpos#100
-Coalesced [46] current_ypos#103 ← current_ypos#6
-Coalesced [47] game_over#92 ← game_over#52
+Coalesced [43] current_piece_char#104 ← current_piece_char#5
+Coalesced [45] current_xpos#128 ← current_xpos#100
+Coalesced [46] current_ypos#102 ← current_ypos#6
+Coalesced [47] game_over#91 ← game_over#52
 Coalesced [48] next_piece_idx#84 ← next_piece_idx#18
 Not coalescing [67] render_screen_render#63 ← render_screen_render#18
-Not coalescing [69] current_ypos#98 ← current_ypos#19
+Not coalescing [69] current_ypos#97 ← current_ypos#19
 Not coalescing [70] render_screen_render#64 ← render_screen_render#18
-Not coalescing [71] current_xpos#119 ← current_xpos#19
-Not coalescing [72] current_piece_gfx#112 ← current_piece_gfx#18
-Not coalescing [73] current_piece_char#100 ← current_piece_char#16
+Not coalescing [71] current_xpos#118 ← current_xpos#19
+Not coalescing [72] current_piece_gfx#111 ← current_piece_gfx#18
+Not coalescing [73] current_piece_char#99 ← current_piece_char#16
 Not coalescing [75] render_screen_render#65 ← render_screen_render#18
 Not coalescing [76] next_piece_idx#77 ← next_piece_idx#16
 Coalesced [82] render_screen_show#59 ← render_screen_show#13
 Coalesced [83] render_screen_render#66 ← render_screen_render#11
 Coalesced [84] current_movedown_slow#96 ← current_movedown_slow#21
-Coalesced [85] current_piece#101 ← current_piece#15
-Coalesced [86] current_piece_char#106 ← current_piece_char#16
-Coalesced [87] current_orientation#103 ← current_orientation#17
-Coalesced [88] current_piece_gfx#123 ← current_piece_gfx#18
-Coalesced [89] current_xpos#130 ← current_xpos#19
-Coalesced [90] current_ypos#104 ← current_ypos#19
-Coalesced [91] game_over#93 ← game_over#15
+Coalesced [85] current_piece#100 ← current_piece#15
+Coalesced [86] current_piece_char#105 ← current_piece_char#16
+Coalesced [87] current_orientation#102 ← current_orientation#17
+Coalesced [88] current_piece_gfx#122 ← current_piece_gfx#18
+Coalesced [89] current_xpos#129 ← current_xpos#19
+Coalesced [90] current_ypos#103 ← current_ypos#19
+Coalesced [91] game_over#92 ← game_over#15
 Coalesced [92] next_piece_idx#85 ← next_piece_idx#16
 Coalesced [93] keyboard_events_size#90 ← keyboard_events_size#16
 Coalesced [94] current_movedown_counter#59 ← current_movedown_counter#14
@@ -8553,13 +8561,13 @@ Coalesced [97] level_bcd#109 ← level_bcd#17
 Coalesced (already) [98] render_screen_show#60 ← render_screen_show#16
 Coalesced (already) [99] render_screen_render#67 ← render_screen_render#18
 Coalesced (already) [100] current_movedown_slow#97 ← current_movedown_slow#21
-Coalesced (already) [101] current_piece#102 ← current_piece#15
-Coalesced (already) [102] current_piece_char#107 ← current_piece_char#16
-Coalesced (already) [103] current_orientation#104 ← current_orientation#17
-Coalesced (already) [104] current_piece_gfx#124 ← current_piece_gfx#18
-Coalesced (already) [105] current_xpos#131 ← current_xpos#19
-Coalesced (already) [106] current_ypos#105 ← current_ypos#19
-Coalesced (already) [107] game_over#94 ← game_over#15
+Coalesced (already) [101] current_piece#101 ← current_piece#15
+Coalesced (already) [102] current_piece_char#106 ← current_piece_char#16
+Coalesced (already) [103] current_orientation#103 ← current_orientation#17
+Coalesced (already) [104] current_piece_gfx#123 ← current_piece_gfx#18
+Coalesced (already) [105] current_xpos#130 ← current_xpos#19
+Coalesced (already) [106] current_ypos#104 ← current_ypos#19
+Coalesced (already) [107] game_over#93 ← game_over#15
 Coalesced (already) [108] next_piece_idx#86 ← next_piece_idx#16
 Coalesced (already) [109] keyboard_events_size#91 ← keyboard_events_size#16
 Coalesced (already) [110] current_movedown_counter#60 ← current_movedown_counter#14
@@ -8608,24 +8616,24 @@ Coalesced (already) [249] render_playfield::i#7 ← render_playfield::i#1
 Coalesced [250] render_playfield::screen_line#4 ← render_playfield::screen_line#1
 Coalesced [251] render_playfield::c#3 ← render_playfield::c#1
 Coalesced [257] play_movement::return#6 ← play_movement::render#1
-Coalesced [258] current_orientation#95 ← current_orientation#20
-Coalesced [259] current_piece_gfx#113 ← current_piece_gfx#20
-Coalesced [260] current_xpos#120 ← current_xpos#22
+Coalesced [258] current_orientation#94 ← current_orientation#20
+Coalesced [259] current_piece_gfx#112 ← current_piece_gfx#20
+Coalesced [260] current_xpos#119 ← current_xpos#22
 Coalesced [273] play_movement::return#7 ← play_movement::return#0
-Coalesced [274] current_orientation#96 ← current_orientation#25
-Coalesced [275] current_piece_gfx#114 ← current_piece_gfx#21
-Coalesced [276] current_xpos#121 ← current_xpos#26
-Coalesced (already) [279] current_orientation#101 ← current_orientation#20
-Coalesced (already) [280] current_piece_gfx#120 ← current_piece_gfx#20
+Coalesced [274] current_orientation#95 ← current_orientation#25
+Coalesced [275] current_piece_gfx#113 ← current_piece_gfx#21
+Coalesced [276] current_xpos#120 ← current_xpos#26
+Coalesced (already) [279] current_orientation#100 ← current_orientation#20
+Coalesced (already) [280] current_piece_gfx#119 ← current_piece_gfx#20
 Coalesced [285] play_move_rotate::orientation#7 ← play_move_rotate::orientation#2
-Not coalescing [290] current_piece#98 ← current_piece#15
+Not coalescing [290] current_piece#97 ← current_piece#15
 Coalesced [291] play_collision::orientation#9 ← play_collision::orientation#3
 Coalesced [292] play_collision::yp#13 ← play_collision::ypos#3
 Coalesced [293] play_collision::xpos#17 ← play_collision::xpos#3
-Coalesced [300] current_orientation#102 ← current_orientation#7
-Coalesced [301] current_piece_gfx#121 ← current_piece_gfx#7
-Coalesced (already) [302] current_orientation#100 ← current_orientation#20
-Coalesced (already) [303] current_piece_gfx#119 ← current_piece_gfx#20
+Coalesced [300] current_orientation#101 ← current_orientation#7
+Coalesced [301] current_piece_gfx#120 ← current_piece_gfx#7
+Coalesced (already) [302] current_orientation#99 ← current_orientation#20
+Coalesced (already) [303] current_piece_gfx#118 ← current_piece_gfx#20
 Coalesced [306] play_move_rotate::orientation#6 ← play_move_rotate::orientation#1
 Coalesced [309] play_collision::yp#15 ← play_collision::yp#0
 Coalesced [313] play_collision::i#11 ← play_collision::i#3
@@ -8636,70 +8644,70 @@ Coalesced [338] play_collision::l#10 ← play_collision::l#1
 Not coalescing [339] play_collision::i#12 ← play_collision::i#1
 Coalesced [340] play_collision::xp#9 ← play_collision::xp#1
 Coalesced [341] play_collision::c#8 ← play_collision::c#1
-Not coalescing [347] current_piece#97 ← current_piece#15
+Not coalescing [347] current_piece#96 ← current_piece#15
 Coalesced [348] play_collision::orientation#8 ← play_collision::orientation#2
 Coalesced [349] play_collision::yp#12 ← play_collision::ypos#2
 Coalesced [350] play_collision::xpos#16 ← play_collision::xpos#2
-Coalesced [356] current_xpos#127 ← current_xpos#6
-Coalesced (already) [359] current_xpos#126 ← current_xpos#22
-Not coalescing [363] current_piece#96 ← current_piece#15
+Coalesced [356] current_xpos#126 ← current_xpos#6
+Coalesced (already) [359] current_xpos#125 ← current_xpos#22
+Not coalescing [363] current_piece#95 ← current_piece#15
 Coalesced [364] play_collision::orientation#7 ← play_collision::orientation#1
 Coalesced [365] play_collision::yp#11 ← play_collision::ypos#1
 Coalesced [366] play_collision::xpos#15 ← play_collision::xpos#1
-Coalesced [372] current_xpos#128 ← current_xpos#8
+Coalesced [372] current_xpos#127 ← current_xpos#8
 Coalesced [383] play_move_down::movedown#14 ← play_move_down::movedown#2
 Coalesced [387] play_move_down::movedown#16 ← play_move_down::movedown#3
-Not coalescing [393] current_piece#95 ← current_piece#10
+Not coalescing [393] current_piece#94 ← current_piece#10
 Coalesced [394] play_collision::orientation#6 ← play_collision::orientation#0
 Coalesced [395] play_collision::yp#10 ← play_collision::ypos#0
 Coalesced [396] play_collision::xpos#14 ← play_collision::xpos#0
 Coalesced (already) [409] next_piece_idx#83 ← next_piece_idx#10
-Coalesced (already) [410] game_over#90 ← game_over#10
-Coalesced [412] current_ypos#100 ← current_ypos#6
+Coalesced (already) [410] game_over#89 ← game_over#10
+Coalesced [412] current_ypos#99 ← current_ypos#6
 Coalesced [413] lines_bcd#88 ← lines_bcd#17
 Coalesced [414] level#104 ← level#19
 Coalesced [415] current_movedown_slow#88 ← current_movedown_slow#23
 Coalesced [416] level_bcd#101 ← level_bcd#19
-Coalesced [418] current_piece_char#102 ← current_piece_char#5
-Coalesced [420] current_xpos#123 ← current_xpos#100
-Coalesced [421] game_over#86 ← game_over#52
+Coalesced [418] current_piece_char#101 ← current_piece_char#5
+Coalesced [420] current_xpos#122 ← current_xpos#100
+Coalesced [421] game_over#85 ← game_over#52
 Coalesced [422] next_piece_idx#79 ← next_piece_idx#18
-Coalesced (already) [424] current_ypos#101 ← current_ypos#38
+Coalesced (already) [424] current_ypos#100 ← current_ypos#38
 Coalesced [425] lines_bcd#89 ← lines_bcd#26
 Coalesced [426] level#105 ← level#33
 Coalesced [427] current_movedown_slow#89 ← current_movedown_slow#37
 Coalesced [428] level_bcd#102 ← level_bcd#31
-Coalesced [429] current_piece#93 ← current_piece#28
-Coalesced (already) [430] current_piece_char#103 ← current_piece_char#29
-Coalesced [431] current_orientation#98 ← current_orientation#37
-Coalesced [432] current_piece_gfx#117 ← current_piece_gfx#35
-Coalesced (already) [433] current_xpos#124 ← current_xpos#43
-Coalesced (already) [434] game_over#87 ← game_over#27
+Coalesced [429] current_piece#92 ← current_piece#28
+Coalesced (already) [430] current_piece_char#102 ← current_piece_char#29
+Coalesced [431] current_orientation#97 ← current_orientation#37
+Coalesced [432] current_piece_gfx#116 ← current_piece_gfx#35
+Coalesced (already) [433] current_xpos#123 ← current_xpos#43
+Coalesced (already) [434] game_over#86 ← game_over#27
 Coalesced (already) [435] next_piece_idx#80 ← next_piece_idx#30
-Coalesced [439] current_ypos#99 ← current_ypos#3
+Coalesced [439] current_ypos#98 ← current_ypos#3
 Coalesced (already) [440] lines_bcd#87 ← lines_bcd#19
 Coalesced (already) [441] level#103 ← level#10
 Coalesced (already) [442] current_movedown_slow#87 ← current_movedown_slow#14
 Coalesced (already) [443] level_bcd#100 ← level_bcd#11
-Coalesced (already) [444] current_piece#91 ← current_piece#10
-Coalesced (already) [445] current_piece_char#101 ← current_piece_char#10
-Coalesced (already) [446] current_orientation#97 ← current_orientation#13
-Coalesced (already) [447] current_piece_gfx#115 ← current_piece_gfx#13
-Coalesced (already) [448] current_xpos#122 ← current_xpos#14
-Coalesced (already) [449] game_over#85 ← game_over#10
+Coalesced (already) [444] current_piece#90 ← current_piece#10
+Coalesced (already) [445] current_piece_char#100 ← current_piece_char#10
+Coalesced (already) [446] current_orientation#96 ← current_orientation#13
+Coalesced (already) [447] current_piece_gfx#114 ← current_piece_gfx#13
+Coalesced (already) [448] current_xpos#121 ← current_xpos#14
+Coalesced (already) [449] game_over#84 ← game_over#10
 Coalesced (already) [450] next_piece_idx#78 ← next_piece_idx#10
 Coalesced [451] current_movedown_counter#58 ← current_movedown_counter#12
-Coalesced (already) [452] current_ypos#102 ← current_ypos#11
+Coalesced (already) [452] current_ypos#101 ← current_ypos#11
 Coalesced (already) [453] lines_bcd#90 ← lines_bcd#19
 Coalesced (already) [454] level#106 ← level#10
 Coalesced (already) [455] current_movedown_slow#90 ← current_movedown_slow#14
 Coalesced (already) [456] level_bcd#103 ← level_bcd#11
-Coalesced (already) [457] current_piece#94 ← current_piece#10
-Coalesced (already) [458] current_piece_char#104 ← current_piece_char#10
-Coalesced (already) [459] current_orientation#99 ← current_orientation#13
-Coalesced (already) [460] current_piece_gfx#118 ← current_piece_gfx#13
-Coalesced (already) [461] current_xpos#125 ← current_xpos#14
-Coalesced (already) [462] game_over#88 ← game_over#10
+Coalesced (already) [457] current_piece#93 ← current_piece#10
+Coalesced (already) [458] current_piece_char#103 ← current_piece_char#10
+Coalesced (already) [459] current_orientation#98 ← current_orientation#13
+Coalesced (already) [460] current_piece_gfx#117 ← current_piece_gfx#13
+Coalesced (already) [461] current_xpos#124 ← current_xpos#14
+Coalesced (already) [462] game_over#87 ← game_over#10
 Coalesced (already) [463] next_piece_idx#81 ← next_piece_idx#10
 Coalesced [464] play_move_down::movedown#15 ← play_move_down::movedown#7
 Coalesced [465] play_move_down::movedown#13 ← play_move_down::movedown#10
@@ -8707,106 +8715,106 @@ Coalesced (already) [466] play_move_down::movedown#12 ← play_move_down::movedo
 Coalesced [476] play_collision::yp#14 ← play_collision::ypos#4
 Coalesced [477] play_collision::xpos#18 ← play_collision::xpos#4
 Coalesced [486] next_piece_idx#18 ← play_spawn_current::piece_idx#2
-Coalesced [491] play_spawn_current::piece_idx#4 ← play_spawn_current::piece_idx#1
-Coalesced (already) [492] game_over#91 ← game_over#65
-Coalesced [507] lines_bcd#93 ← lines_bcd#29
-Coalesced [508] level#109 ← level#21
-Coalesced [509] current_movedown_slow#93 ← current_movedown_slow#65
-Coalesced [510] level_bcd#106 ← level_bcd#62
-Coalesced (already) [513] lines_bcd#92 ← lines_bcd#29
-Coalesced (already) [514] level#108 ← level#10
-Coalesced (already) [515] current_movedown_slow#92 ← current_movedown_slow#14
-Coalesced (already) [516] level_bcd#105 ← level_bcd#11
-Coalesced (already) [517] lines_bcd#91 ← lines_bcd#19
-Coalesced (already) [518] level#107 ← level#10
-Coalesced (already) [519] current_movedown_slow#91 ← current_movedown_slow#14
-Coalesced (already) [520] level_bcd#104 ← level_bcd#11
-Coalesced [524] current_movedown_slow#94 ← current_movedown_slow#10
-Coalesced [530] level_bcd#108 ← level_bcd#8
-Coalesced [540] play_increase_level::b#3 ← play_increase_level::b#1
-Coalesced [541] level_bcd#107 ← level_bcd#21
-Coalesced [545] play_remove_lines::r#10 ← play_remove_lines::r#3
-Coalesced [546] play_remove_lines::w#14 ← play_remove_lines::w#12
-Coalesced [560] play_remove_lines::w#17 ← play_remove_lines::w#2
-Coalesced [561] play_remove_lines::removed#14 ← play_remove_lines::removed#1
-Coalesced [565] play_remove_lines::w#18 ← play_remove_lines::w#11
-Coalesced [572] play_remove_lines::w#19 ← play_remove_lines::w#3
-Coalesced [573] play_remove_lines::r#9 ← play_remove_lines::r#1
-Coalesced [574] play_remove_lines::w#13 ← play_remove_lines::w#11
-Coalesced [575] play_remove_lines::y#9 ← play_remove_lines::y#1
-Coalesced [576] play_remove_lines::removed#12 ← play_remove_lines::removed#7
-Coalesced [577] play_remove_lines::w#16 ← play_remove_lines::w#1
-Coalesced (already) [578] play_remove_lines::removed#13 ← play_remove_lines::removed#11
-Coalesced (already) [579] play_remove_lines::r#11 ← play_remove_lines::r#1
-Coalesced (already) [580] play_remove_lines::w#15 ← play_remove_lines::w#1
-Coalesced [581] play_remove_lines::x#5 ← play_remove_lines::x#1
-Coalesced [582] play_remove_lines::full#5 ← play_remove_lines::full#2
-Coalesced (already) [583] play_remove_lines::full#6 ← play_remove_lines::full#4
-Coalesced [585] play_lock_current::yp#7 ← play_lock_current::yp#0
-Coalesced [590] play_lock_current::i#8 ← play_lock_current::i#3
-Coalesced [591] play_lock_current::xp#5 ← play_lock_current::xp#0
-Coalesced [603] play_lock_current::yp#8 ← play_lock_current::yp#1
-Not coalescing [604] play_lock_current::i#7 ← play_lock_current::i#1
-Coalesced [605] play_lock_current::l#7 ← play_lock_current::l#1
-Not coalescing [606] play_lock_current::i#9 ← play_lock_current::i#1
-Coalesced [607] play_lock_current::xp#6 ← play_lock_current::xp#1
-Coalesced [608] play_lock_current::c#5 ← play_lock_current::c#1
-Coalesced [618] keyboard_event_get::return#6 ← keyboard_event_get::return#1
-Coalesced [619] keyboard_events_size#89 ← keyboard_events_size#4
-Coalesced [622] keyboard_events_size#88 ← keyboard_events_size#13
-Coalesced [623] keyboard_events_size#78 ← keyboard_events_size#19
-Coalesced [631] keyboard_event_scan::keycode#17 ← keyboard_event_scan::keycode#1
-Coalesced (already) [632] keyboard_events_size#81 ← keyboard_events_size#30
-Coalesced [661] keyboard_event_scan::row#14 ← keyboard_event_scan::row#1
-Coalesced [662] keyboard_event_scan::keycode#15 ← keyboard_event_scan::keycode#13
-Coalesced (already) [663] keyboard_events_size#79 ← keyboard_events_size#13
-Coalesced [664] keyboard_event_scan::keycode#19 ← keyboard_event_scan::keycode#11
-Coalesced [665] keyboard_events_size#83 ← keyboard_events_size#30
-Coalesced [675] keyboard_events_size#87 ← keyboard_events_size#2
-Coalesced [681] keyboard_event_scan::keycode#16 ← keyboard_event_scan::keycode#14
-Coalesced [682] keyboard_events_size#80 ← keyboard_events_size#29
-Coalesced [683] keyboard_event_scan::col#8 ← keyboard_event_scan::col#1
-Coalesced (already) [684] keyboard_event_scan::keycode#18 ← keyboard_event_scan::keycode#14
-Coalesced (already) [685] keyboard_events_size#82 ← keyboard_events_size#29
-Coalesced [689] keyboard_events_size#85 ← keyboard_events_size#1
-Coalesced (already) [690] keyboard_events_size#86 ← keyboard_events_size#10
-Coalesced (already) [691] keyboard_events_size#84 ← keyboard_events_size#10
-Coalesced [727] play_init::b#3 ← play_init::b#1
-Coalesced [728] play_init::j#3 ← play_init::j#1
-Coalesced [729] play_init::pli#3 ← play_init::pli#1
-Coalesced [730] play_init::idx#3 ← play_init::idx#1
-Coalesced [755] sprites_init::s#3 ← sprites_init::s#1
-Coalesced [756] sprites_init::xpos#3 ← sprites_init::xpos#1
-Coalesced [782] render_init::i#3 ← render_init::i#1
-Coalesced [783] render_init::li_1#3 ← render_init::li_1#1
-Coalesced [784] render_init::li_2#3 ← render_init::li_2#1
-Coalesced [786] render_screen_original::screen#11 ← render_screen_original::screen#9
-Coalesced [788] render_screen_original::screen#13 ← render_screen_original::screen#8
-Coalesced [789] render_screen_original::cols#10 ← render_screen_original::cols#7
-Coalesced [797] render_screen_original::oscr#8 ← render_screen_original::oscr#4
-Coalesced [798] render_screen_original::screen#15 ← render_screen_original::screen#2
-Coalesced [799] render_screen_original::ocols#8 ← render_screen_original::ocols#4
-Coalesced [800] render_screen_original::cols#12 ← render_screen_original::cols#1
-Coalesced [801] render_screen_original::x#8 ← render_screen_original::x#1
-Coalesced [811] render_screen_original::screen#17 ← render_screen_original::screen#3
-Coalesced [812] render_screen_original::cols#14 ← render_screen_original::cols#2
-Coalesced [813] render_screen_original::x#10 ← render_screen_original::x#2
-Coalesced [824] render_screen_original::screen#12 ← render_screen_original::screen#10
-Coalesced [825] render_screen_original::cols#9 ← render_screen_original::cols#3
-Coalesced [826] render_screen_original::oscr#7 ← render_screen_original::oscr#1
-Coalesced [827] render_screen_original::ocols#7 ← render_screen_original::ocols#1
-Coalesced [828] render_screen_original::y#7 ← render_screen_original::y#1
-Coalesced [829] render_screen_original::screen#18 ← render_screen_original::screen#10
-Coalesced [830] render_screen_original::cols#15 ← render_screen_original::cols#3
-Coalesced [831] render_screen_original::x#11 ← render_screen_original::x#3
-Coalesced (already) [832] render_screen_original::oscr#9 ← render_screen_original::oscr#1
-Coalesced [833] render_screen_original::screen#16 ← render_screen_original::screen#3
-Coalesced (already) [834] render_screen_original::ocols#9 ← render_screen_original::ocols#1
-Coalesced [835] render_screen_original::cols#13 ← render_screen_original::cols#2
-Coalesced [836] render_screen_original::x#9 ← render_screen_original::x#2
-Coalesced (already) [837] render_screen_original::screen#14 ← render_screen_original::screen#2
-Coalesced (already) [838] render_screen_original::cols#11 ← render_screen_original::cols#1
-Coalesced [839] render_screen_original::x#7 ← render_screen_original::x#1
+Coalesced [493] play_spawn_current::piece_idx#4 ← play_spawn_current::piece_idx#1
+Coalesced (already) [494] game_over#90 ← game_over#65
+Coalesced [511] lines_bcd#93 ← lines_bcd#29
+Coalesced [512] level#109 ← level#21
+Coalesced [513] current_movedown_slow#93 ← current_movedown_slow#65
+Coalesced [514] level_bcd#106 ← level_bcd#62
+Coalesced (already) [517] lines_bcd#92 ← lines_bcd#29
+Coalesced (already) [518] level#108 ← level#10
+Coalesced (already) [519] current_movedown_slow#92 ← current_movedown_slow#14
+Coalesced (already) [520] level_bcd#105 ← level_bcd#11
+Coalesced (already) [521] lines_bcd#91 ← lines_bcd#19
+Coalesced (already) [522] level#107 ← level#10
+Coalesced (already) [523] current_movedown_slow#91 ← current_movedown_slow#14
+Coalesced (already) [524] level_bcd#104 ← level_bcd#11
+Coalesced [528] current_movedown_slow#94 ← current_movedown_slow#10
+Coalesced [534] level_bcd#108 ← level_bcd#8
+Coalesced [544] play_increase_level::b#3 ← play_increase_level::b#1
+Coalesced [545] level_bcd#107 ← level_bcd#21
+Coalesced [549] play_remove_lines::r#10 ← play_remove_lines::r#3
+Coalesced [550] play_remove_lines::w#14 ← play_remove_lines::w#12
+Coalesced [564] play_remove_lines::w#17 ← play_remove_lines::w#2
+Coalesced [565] play_remove_lines::removed#14 ← play_remove_lines::removed#1
+Coalesced [569] play_remove_lines::w#18 ← play_remove_lines::w#11
+Coalesced [576] play_remove_lines::w#19 ← play_remove_lines::w#3
+Coalesced [577] play_remove_lines::r#9 ← play_remove_lines::r#1
+Coalesced [578] play_remove_lines::w#13 ← play_remove_lines::w#11
+Coalesced [579] play_remove_lines::y#9 ← play_remove_lines::y#1
+Coalesced [580] play_remove_lines::removed#12 ← play_remove_lines::removed#7
+Coalesced [581] play_remove_lines::w#16 ← play_remove_lines::w#1
+Coalesced (already) [582] play_remove_lines::removed#13 ← play_remove_lines::removed#11
+Coalesced (already) [583] play_remove_lines::r#11 ← play_remove_lines::r#1
+Coalesced (already) [584] play_remove_lines::w#15 ← play_remove_lines::w#1
+Coalesced [585] play_remove_lines::x#5 ← play_remove_lines::x#1
+Coalesced [586] play_remove_lines::full#5 ← play_remove_lines::full#2
+Coalesced (already) [587] play_remove_lines::full#6 ← play_remove_lines::full#4
+Coalesced [589] play_lock_current::yp#7 ← play_lock_current::yp#0
+Coalesced [594] play_lock_current::i#8 ← play_lock_current::i#3
+Coalesced [595] play_lock_current::xp#5 ← play_lock_current::xp#0
+Coalesced [607] play_lock_current::yp#8 ← play_lock_current::yp#1
+Not coalescing [608] play_lock_current::i#7 ← play_lock_current::i#1
+Coalesced [609] play_lock_current::l#7 ← play_lock_current::l#1
+Not coalescing [610] play_lock_current::i#9 ← play_lock_current::i#1
+Coalesced [611] play_lock_current::xp#6 ← play_lock_current::xp#1
+Coalesced [612] play_lock_current::c#5 ← play_lock_current::c#1
+Coalesced [622] keyboard_event_get::return#6 ← keyboard_event_get::return#1
+Coalesced [623] keyboard_events_size#89 ← keyboard_events_size#4
+Coalesced [626] keyboard_events_size#88 ← keyboard_events_size#13
+Coalesced [627] keyboard_events_size#78 ← keyboard_events_size#19
+Coalesced [635] keyboard_event_scan::keycode#17 ← keyboard_event_scan::keycode#1
+Coalesced (already) [636] keyboard_events_size#81 ← keyboard_events_size#30
+Coalesced [665] keyboard_event_scan::row#14 ← keyboard_event_scan::row#1
+Coalesced [666] keyboard_event_scan::keycode#15 ← keyboard_event_scan::keycode#13
+Coalesced (already) [667] keyboard_events_size#79 ← keyboard_events_size#13
+Coalesced [668] keyboard_event_scan::keycode#19 ← keyboard_event_scan::keycode#11
+Coalesced [669] keyboard_events_size#83 ← keyboard_events_size#30
+Coalesced [679] keyboard_events_size#87 ← keyboard_events_size#2
+Coalesced [685] keyboard_event_scan::keycode#16 ← keyboard_event_scan::keycode#14
+Coalesced [686] keyboard_events_size#80 ← keyboard_events_size#29
+Coalesced [687] keyboard_event_scan::col#8 ← keyboard_event_scan::col#1
+Coalesced (already) [688] keyboard_event_scan::keycode#18 ← keyboard_event_scan::keycode#14
+Coalesced (already) [689] keyboard_events_size#82 ← keyboard_events_size#29
+Coalesced [693] keyboard_events_size#85 ← keyboard_events_size#1
+Coalesced (already) [694] keyboard_events_size#86 ← keyboard_events_size#10
+Coalesced (already) [695] keyboard_events_size#84 ← keyboard_events_size#10
+Coalesced [731] play_init::b#3 ← play_init::b#1
+Coalesced [732] play_init::j#3 ← play_init::j#1
+Coalesced [733] play_init::pli#3 ← play_init::pli#1
+Coalesced [734] play_init::idx#3 ← play_init::idx#1
+Coalesced [759] sprites_init::s#3 ← sprites_init::s#1
+Coalesced [760] sprites_init::xpos#3 ← sprites_init::xpos#1
+Coalesced [786] render_init::i#3 ← render_init::i#1
+Coalesced [787] render_init::li_1#3 ← render_init::li_1#1
+Coalesced [788] render_init::li_2#3 ← render_init::li_2#1
+Coalesced [790] render_screen_original::screen#11 ← render_screen_original::screen#9
+Coalesced [792] render_screen_original::screen#13 ← render_screen_original::screen#8
+Coalesced [793] render_screen_original::cols#10 ← render_screen_original::cols#7
+Coalesced [801] render_screen_original::oscr#8 ← render_screen_original::oscr#4
+Coalesced [802] render_screen_original::screen#15 ← render_screen_original::screen#2
+Coalesced [803] render_screen_original::ocols#8 ← render_screen_original::ocols#4
+Coalesced [804] render_screen_original::cols#12 ← render_screen_original::cols#1
+Coalesced [805] render_screen_original::x#8 ← render_screen_original::x#1
+Coalesced [815] render_screen_original::screen#17 ← render_screen_original::screen#3
+Coalesced [816] render_screen_original::cols#14 ← render_screen_original::cols#2
+Coalesced [817] render_screen_original::x#10 ← render_screen_original::x#2
+Coalesced [828] render_screen_original::screen#12 ← render_screen_original::screen#10
+Coalesced [829] render_screen_original::cols#9 ← render_screen_original::cols#3
+Coalesced [830] render_screen_original::oscr#7 ← render_screen_original::oscr#1
+Coalesced [831] render_screen_original::ocols#7 ← render_screen_original::ocols#1
+Coalesced [832] render_screen_original::y#7 ← render_screen_original::y#1
+Coalesced [833] render_screen_original::screen#18 ← render_screen_original::screen#10
+Coalesced [834] render_screen_original::cols#15 ← render_screen_original::cols#3
+Coalesced [835] render_screen_original::x#11 ← render_screen_original::x#3
+Coalesced (already) [836] render_screen_original::oscr#9 ← render_screen_original::oscr#1
+Coalesced [837] render_screen_original::screen#16 ← render_screen_original::screen#3
+Coalesced (already) [838] render_screen_original::ocols#9 ← render_screen_original::ocols#1
+Coalesced [839] render_screen_original::cols#13 ← render_screen_original::cols#2
+Coalesced [840] render_screen_original::x#9 ← render_screen_original::x#2
+Coalesced (already) [841] render_screen_original::screen#14 ← render_screen_original::screen#2
+Coalesced (already) [842] render_screen_original::cols#11 ← render_screen_original::cols#1
+Coalesced [843] render_screen_original::x#7 ← render_screen_original::x#1
 Coalesced down to 93 phi equivalence classes
 Culled Empty Block (label) @1
 Culled Empty Block (label) toSpritePtr1_@return
@@ -8840,8 +8848,7 @@ Culled Empty Block (label) play_move_down::@21
 Culled Empty Block (label) play_move_down::@20
 Culled Empty Block (label) play_move_down::@19
 Culled Empty Block (label) play_spawn_current::@2
-Culled Empty Block (label) play_spawn_current::@4
-Culled Empty Block (label) play_spawn_current::sid_rnd1_@return
+Culled Empty Block (label) play_spawn_current::@5
 Culled Empty Block (label) play_update_score::@3
 Culled Empty Block (label) play_update_score::@5
 Culled Empty Block (label) play_update_score::@4
@@ -8947,9 +8954,10 @@ Renumbering block play_collision::@12 to play_collision::@8
 Renumbering block play_collision::@14 to play_collision::@9
 Renumbering block play_collision::@15 to play_collision::@10
 Renumbering block play_spawn_current::@3 to play_spawn_current::@2
-Renumbering block play_spawn_current::@5 to play_spawn_current::@3
+Renumbering block play_spawn_current::@4 to play_spawn_current::@3
 Renumbering block play_spawn_current::@6 to play_spawn_current::@4
 Renumbering block play_spawn_current::@7 to play_spawn_current::@5
+Renumbering block play_spawn_current::@8 to play_spawn_current::@6
 Renumbering block play_remove_lines::@5 to play_remove_lines::@4
 Renumbering block play_remove_lines::@6 to play_remove_lines::@5
 Renumbering block play_remove_lines::@7 to play_remove_lines::@6
@@ -9005,7 +9013,8 @@ Adding NOP phi() at start of play_move_down::@4
 Adding NOP phi() at start of play_move_down::@9
 Adding NOP phi() at start of play_move_down::@14
 Adding NOP phi() at start of play_move_down::@16
-Adding NOP phi() at start of play_spawn_current::@5
+Adding NOP phi() at start of play_spawn_current::@6
+Adding NOP phi() at start of play_spawn_current::@3
 Adding NOP phi() at start of play_update_score::@2
 Adding NOP phi() at start of play_remove_lines
 Adding NOP phi() at start of play_remove_lines::@9
@@ -9106,10 +9115,10 @@ main::@14: scope:[main]  from main::@13
   [28] call render_playfield 
   to:main::@15
 main::@15: scope:[main]  from main::@14
-  [29] (byte) current_ypos#97 ← (byte) current_ypos#6
-  [30] (byte) current_xpos#118 ← (byte) current_xpos#100
-  [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
-  [32] (byte) current_piece_char#99 ← (byte) current_piece_char#5
+  [29] (byte) current_ypos#96 ← (byte) current_ypos#6
+  [30] (byte) current_xpos#117 ← (byte) current_xpos#100
+  [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [32] (byte) current_piece_char#98 ← (byte) current_piece_char#5
   [33] call render_moving 
   to:main::@16
 main::@16: scope:[main]  from main::@15
@@ -9117,8 +9126,8 @@ main::@16: scope:[main]  from main::@15
   [35] call render_next 
   to:main::@17
 main::@17: scope:[main]  from main::@16
-  [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
-  [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
   to:main::@1
 main::@1: scope:[main]  from main::@17 main::@25 main::@6
   [38] (byte) level_bcd#11 ← phi( main::@17/(byte) 0 main::@25/(byte) level_bcd#17 main::@6/(byte) level_bcd#17 )
@@ -9130,10 +9139,10 @@ main::@1: scope:[main]  from main::@17 main::@25 main::@6
   [38] (byte) game_over#10 ← phi( main::@17/(byte) game_over#52 main::@25/(byte) game_over#15 main::@6/(byte) game_over#15 )
   [38] (byte) current_ypos#11 ← phi( main::@17/(byte) current_ypos#6 main::@25/(byte) current_ypos#19 main::@6/(byte) current_ypos#19 )
   [38] (byte) current_xpos#14 ← phi( main::@17/(byte) current_xpos#100 main::@25/(byte) current_xpos#19 main::@6/(byte) current_xpos#19 )
-  [38] (byte*) current_piece_gfx#13 ← phi( main::@17/(byte*) current_piece_gfx#122 main::@25/(byte*) current_piece_gfx#18 main::@6/(byte*) current_piece_gfx#18 )
+  [38] (byte*) current_piece_gfx#13 ← phi( main::@17/(byte*) current_piece_gfx#121 main::@25/(byte*) current_piece_gfx#18 main::@6/(byte*) current_piece_gfx#18 )
   [38] (byte) current_orientation#13 ← phi( main::@17/(byte) 0 main::@25/(byte) current_orientation#17 main::@6/(byte) current_orientation#17 )
   [38] (byte) current_piece_char#10 ← phi( main::@17/(byte) current_piece_char#5 main::@25/(byte) current_piece_char#16 main::@6/(byte) current_piece_char#16 )
-  [38] (byte*) current_piece#10 ← phi( main::@17/(byte*) current_piece#100 main::@25/(byte*) current_piece#15 main::@6/(byte*) current_piece#15 )
+  [38] (byte*) current_piece#10 ← phi( main::@17/(byte*) current_piece#99 main::@25/(byte*) current_piece#15 main::@6/(byte*) current_piece#15 )
   [38] (byte) current_movedown_slow#14 ← phi( main::@17/(byte) current_movedown_slow#1 main::@25/(byte) current_movedown_slow#21 main::@6/(byte) current_movedown_slow#21 )
   [38] (byte) render_screen_render#18 ← phi( main::@17/(byte) $20 main::@25/(byte) render_screen_render#11 main::@6/(byte) render_screen_render#18 )
   [38] (byte) render_screen_show#16 ← phi( main::@17/(byte) 0 main::@25/(byte) render_screen_show#13 main::@6/(byte) render_screen_show#16 )
@@ -9177,11 +9186,11 @@ main::@7: scope:[main]  from main::@6
   [56] call render_playfield 
   to:main::@22
 main::@22: scope:[main]  from main::@7
-  [57] (byte) current_ypos#98 ← (byte) current_ypos#19
+  [57] (byte) current_ypos#97 ← (byte) current_ypos#19
   [58] (byte) render_screen_render#64 ← (byte) render_screen_render#18
-  [59] (byte) current_xpos#119 ← (byte) current_xpos#19
-  [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18
-  [61] (byte) current_piece_char#100 ← (byte) current_piece_char#16
+  [59] (byte) current_xpos#118 ← (byte) current_xpos#19
+  [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18
+  [61] (byte) current_piece_char#99 ← (byte) current_piece_char#16
   [62] call render_moving 
   to:main::@23
 main::@23: scope:[main]  from main::@22
@@ -9324,11 +9333,11 @@ render_next::@5: scope:[render_next]  from render_next::@4
 
 (void()) render_moving()
 render_moving: scope:[render_moving]  from main::@15 main::@22
-  [128] (byte) current_piece_char#68 ← phi( main::@15/(byte) current_piece_char#99 main::@22/(byte) current_piece_char#100 )
-  [128] (byte*) current_piece_gfx#64 ← phi( main::@15/(byte*) current_piece_gfx#111 main::@22/(byte*) current_piece_gfx#112 )
-  [128] (byte) current_xpos#59 ← phi( main::@15/(byte) current_xpos#118 main::@22/(byte) current_xpos#119 )
+  [128] (byte) current_piece_char#68 ← phi( main::@15/(byte) current_piece_char#98 main::@22/(byte) current_piece_char#99 )
+  [128] (byte*) current_piece_gfx#64 ← phi( main::@15/(byte*) current_piece_gfx#110 main::@22/(byte*) current_piece_gfx#111 )
+  [128] (byte) current_xpos#59 ← phi( main::@15/(byte) current_xpos#117 main::@22/(byte) current_xpos#118 )
   [128] (byte) render_screen_render#33 ← phi( main::@15/(byte) $20 main::@22/(byte) render_screen_render#64 )
-  [128] (byte) current_ypos#13 ← phi( main::@15/(byte) current_ypos#97 main::@22/(byte) current_ypos#98 )
+  [128] (byte) current_ypos#13 ← phi( main::@15/(byte) current_ypos#96 main::@22/(byte) current_ypos#97 )
   [129] (byte) render_moving::ypos#0 ← (byte) current_ypos#13
   to:render_moving::@1
 render_moving::@1: scope:[render_moving]  from render_moving render_moving::@3
@@ -9457,7 +9466,7 @@ play_move_rotate::@3: scope:[play_move_rotate]  from play_move_rotate::@1 play_m
   [188] (byte) play_collision::xpos#3 ← (byte) current_xpos#26
   [189] (byte) play_collision::ypos#3 ← (byte) current_ypos#19
   [190] (byte) play_collision::orientation#3 ← (byte) play_move_rotate::orientation#3
-  [191] (byte*) current_piece#98 ← (byte*) current_piece#15
+  [191] (byte*) current_piece#97 ← (byte*) current_piece#15
   [192] call play_collision 
   [193] (byte) play_collision::return#14 ← (byte) play_collision::return#15
   to:play_move_rotate::@6
@@ -9479,7 +9488,7 @@ play_collision: scope:[play_collision]  from play_move_down::@8 play_move_leftri
   [200] (byte) play_collision::xpos#6 ← phi( play_move_down::@8/(byte) play_collision::xpos#0 play_move_leftright::@1/(byte) play_collision::xpos#1 play_move_leftright::@3/(byte) play_collision::xpos#2 play_move_rotate::@3/(byte) play_collision::xpos#3 play_spawn_current/(byte) play_collision::xpos#4 )
   [200] (byte) play_collision::yp#0 ← phi( play_move_down::@8/(byte) play_collision::ypos#0 play_move_leftright::@1/(byte) play_collision::ypos#1 play_move_leftright::@3/(byte) play_collision::ypos#2 play_move_rotate::@3/(byte) play_collision::ypos#3 play_spawn_current/(byte) play_collision::ypos#4 )
   [200] (byte) play_collision::orientation#5 ← phi( play_move_down::@8/(byte) play_collision::orientation#0 play_move_leftright::@1/(byte) play_collision::orientation#1 play_move_leftright::@3/(byte) play_collision::orientation#2 play_move_rotate::@3/(byte) play_collision::orientation#3 play_spawn_current/(byte) 0 )
-  [200] (byte*) current_piece#17 ← phi( play_move_down::@8/(byte*) current_piece#95 play_move_leftright::@1/(byte*) current_piece#96 play_move_leftright::@3/(byte*) current_piece#97 play_move_rotate::@3/(byte*) current_piece#98 play_spawn_current/(byte*) current_piece#99 )
+  [200] (byte*) current_piece#17 ← phi( play_move_down::@8/(byte*) current_piece#94 play_move_leftright::@1/(byte*) current_piece#95 play_move_leftright::@3/(byte*) current_piece#96 play_move_rotate::@3/(byte*) current_piece#97 play_spawn_current/(byte*) current_piece#98 )
   [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5
   to:play_collision::@1
 play_collision::@1: scope:[play_collision]  from play_collision play_collision::@9
@@ -9542,7 +9551,7 @@ play_move_leftright::@3: scope:[play_move_leftright]  from play_move_leftright::
   [226] (byte) play_collision::xpos#2 ← (byte) current_xpos#22 + (byte) 1
   [227] (byte) play_collision::ypos#2 ← (byte) current_ypos#19
   [228] (byte) play_collision::orientation#2 ← (byte) current_orientation#20
-  [229] (byte*) current_piece#97 ← (byte*) current_piece#15
+  [229] (byte*) current_piece#96 ← (byte*) current_piece#15
   [230] call play_collision 
   [231] (byte) play_collision::return#13 ← (byte) play_collision::return#15
   to:play_move_leftright::@7
@@ -9562,7 +9571,7 @@ play_move_leftright::@1: scope:[play_move_leftright]  from play_move_leftright
   [237] (byte) play_collision::xpos#1 ← (byte) current_xpos#22 - (byte) 1
   [238] (byte) play_collision::ypos#1 ← (byte) current_ypos#19
   [239] (byte) play_collision::orientation#1 ← (byte) current_orientation#20
-  [240] (byte*) current_piece#96 ← (byte*) current_piece#15
+  [240] (byte*) current_piece#95 ← (byte*) current_piece#15
   [241] call play_collision 
   [242] (byte) play_collision::return#1 ← (byte) play_collision::return#15
   to:play_move_leftright::@6
@@ -9612,7 +9621,7 @@ play_move_down::@8: scope:[play_move_down]  from play_move_down::@3
   [261] (byte) play_collision::ypos#0 ← (byte) current_ypos#11 + (byte) 1
   [262] (byte) play_collision::xpos#0 ← (byte) current_xpos#14
   [263] (byte) play_collision::orientation#0 ← (byte) current_orientation#13
-  [264] (byte*) current_piece#95 ← (byte*) current_piece#10
+  [264] (byte*) current_piece#94 ← (byte*) current_piece#10
   [265] call play_collision 
   [266] (byte) play_collision::return#0 ← (byte) play_collision::return#15
   to:play_move_down::@13
@@ -9639,17 +9648,17 @@ play_move_down::@16: scope:[play_move_down]  from play_move_down::@15
   [278] call play_spawn_current 
   to:play_move_down::@17
 play_move_down::@17: scope:[play_move_down]  from play_move_down::@16
-  [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
-  [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
   to:play_move_down::@11
 play_move_down::@11: scope:[play_move_down]  from play_move_down::@10 play_move_down::@17
   [281] (byte) next_piece_idx#30 ← phi( play_move_down::@10/(byte) next_piece_idx#10 play_move_down::@17/(byte) play_spawn_current::piece_idx#2 )
   [281] (byte) game_over#27 ← phi( play_move_down::@10/(byte) game_over#10 play_move_down::@17/(byte) game_over#52 )
   [281] (byte) current_xpos#43 ← phi( play_move_down::@10/(byte) current_xpos#14 play_move_down::@17/(byte) current_xpos#100 )
-  [281] (byte*) current_piece_gfx#35 ← phi( play_move_down::@10/(byte*) current_piece_gfx#13 play_move_down::@17/(byte*) current_piece_gfx#116 )
+  [281] (byte*) current_piece_gfx#35 ← phi( play_move_down::@10/(byte*) current_piece_gfx#13 play_move_down::@17/(byte*) current_piece_gfx#115 )
   [281] (byte) current_orientation#37 ← phi( play_move_down::@10/(byte) current_orientation#13 play_move_down::@17/(byte) 0 )
   [281] (byte) current_piece_char#29 ← phi( play_move_down::@10/(byte) current_piece_char#10 play_move_down::@17/(byte) current_piece_char#5 )
-  [281] (byte*) current_piece#28 ← phi( play_move_down::@10/(byte*) current_piece#10 play_move_down::@17/(byte*) current_piece#92 )
+  [281] (byte*) current_piece#28 ← phi( play_move_down::@10/(byte*) current_piece#10 play_move_down::@17/(byte*) current_piece#91 )
   [281] (byte) level_bcd#31 ← phi( play_move_down::@10/(byte) level_bcd#11 play_move_down::@17/(byte) level_bcd#19 )
   [281] (byte) current_movedown_slow#37 ← phi( play_move_down::@10/(byte) current_movedown_slow#14 play_move_down::@17/(byte) current_movedown_slow#23 )
   [281] (byte) level#33 ← phi( play_move_down::@10/(byte) level#10 play_move_down::@17/(byte) level#19 )
@@ -9688,605 +9697,616 @@ play_spawn_current: scope:[play_spawn_current]  from main::@12 main::@13 play_mo
   [290] (byte) current_ypos#6 ← *((const byte*) PIECES_START_Y + (byte) play_spawn_current::current_piece_idx#0)
   [291] (byte) play_collision::xpos#4 ← (byte) current_xpos#100
   [292] (byte) play_collision::ypos#4 ← (byte) current_ypos#6
-  [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
+  [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7)
   [294] call play_collision 
   [295] (byte) play_collision::return#10 ← (byte) play_collision::return#15
   to:play_spawn_current::@4
 play_spawn_current::@4: scope:[play_spawn_current]  from play_spawn_current
   [296] (byte~) play_spawn_current::$1 ← (byte) play_collision::return#10
-  [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@5
+  [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@6
   to:play_spawn_current::@1
-play_spawn_current::@5: scope:[play_spawn_current]  from play_spawn_current::@4
+play_spawn_current::@6: scope:[play_spawn_current]  from play_spawn_current::@4
   [298] phi()
   to:play_spawn_current::@1
-play_spawn_current::@1: scope:[play_spawn_current]  from play_spawn_current::@4 play_spawn_current::@5
-  [299] (byte) game_over#52 ← phi( play_spawn_current::@4/(byte) 1 play_spawn_current::@5/(byte) game_over#65 )
+play_spawn_current::@1: scope:[play_spawn_current]  from play_spawn_current::@4 play_spawn_current::@6
+  [299] (byte) game_over#52 ← phi( play_spawn_current::@4/(byte) 1 play_spawn_current::@6/(byte) game_over#65 )
   to:play_spawn_current::@2
-play_spawn_current::@2: scope:[play_spawn_current]  from play_spawn_current::@1 play_spawn_current::@3
-  [300] (byte) play_spawn_current::piece_idx#2 ← phi( play_spawn_current::@1/(byte) 7 play_spawn_current::@3/(byte) play_spawn_current::piece_idx#1 )
-  [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1
+play_spawn_current::@2: scope:[play_spawn_current]  from play_spawn_current::@1 play_spawn_current::@5
+  [300] (byte) play_spawn_current::piece_idx#2 ← phi( play_spawn_current::@1/(byte) 7 play_spawn_current::@5/(byte) play_spawn_current::piece_idx#1 )
+  [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3
   to:play_spawn_current::@return
 play_spawn_current::@return: scope:[play_spawn_current]  from play_spawn_current::@2
   [302] return 
   to:@return
-play_spawn_current::sid_rnd1: scope:[play_spawn_current]  from play_spawn_current::@2
-  [303] (byte) play_spawn_current::sid_rnd1_return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
-  to:play_spawn_current::@3
-play_spawn_current::@3: scope:[play_spawn_current]  from play_spawn_current::sid_rnd1
-  [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7
+play_spawn_current::@3: scope:[play_spawn_current]  from play_spawn_current::@2
+  [303] phi()
+  [304] call sid_rnd 
+  [305] (byte) sid_rnd::return#2 ← (byte) sid_rnd::return#0
+  to:play_spawn_current::@5
+play_spawn_current::@5: scope:[play_spawn_current]  from play_spawn_current::@3
+  [306] (byte~) play_spawn_current::$5 ← (byte) sid_rnd::return#2
+  [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7
   to:play_spawn_current::@2
 
+(byte()) sid_rnd()
+sid_rnd: scope:[sid_rnd]  from play_spawn_current::@3
+  [308] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
+  to:sid_rnd::@return
+sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
+  [309] return 
+  to:@return
+
 (void()) play_update_score((byte) play_update_score::removed)
 play_update_score: scope:[play_update_score]  from play_move_down::@15
-  [305] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return
+  [310] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return
   to:play_update_score::@1
 play_update_score::@1: scope:[play_update_score]  from play_update_score
-  [306] (byte~) play_update_score::$2 ← < (word) lines_bcd#19
-  [307] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0
-  [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2
-  [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9)
+  [311] (byte~) play_update_score::$2 ← < (word) lines_bcd#19
+  [312] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0
+  [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2
+  [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9)
   asm { sed  }
-  [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0
-  [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0
+  [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0
+  [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0
   asm { cld  }
-  [314] (byte~) play_update_score::$4 ← < (word) lines_bcd#29
-  [315] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0
-  [316] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return
+  [319] (byte~) play_update_score::$4 ← < (word) lines_bcd#29
+  [320] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0
+  [321] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return
   to:play_update_score::@2
 play_update_score::@2: scope:[play_update_score]  from play_update_score::@1
-  [317] phi()
-  [318] call play_increase_level 
+  [322] phi()
+  [323] call play_increase_level 
   to:play_update_score::@return
 play_update_score::@return: scope:[play_update_score]  from play_update_score play_update_score::@1 play_update_score::@2
-  [319] (byte) level_bcd#19 ← phi( play_update_score/(byte) level_bcd#11 play_update_score::@1/(byte) level_bcd#11 play_update_score::@2/(byte) level_bcd#62 )
-  [319] (byte) current_movedown_slow#23 ← phi( play_update_score/(byte) current_movedown_slow#14 play_update_score::@1/(byte) current_movedown_slow#14 play_update_score::@2/(byte) current_movedown_slow#65 )
-  [319] (byte) level#19 ← phi( play_update_score/(byte) level#10 play_update_score::@1/(byte) level#10 play_update_score::@2/(byte) level#21 )
-  [319] (word) lines_bcd#17 ← phi( play_update_score/(word) lines_bcd#19 play_update_score::@1/(word) lines_bcd#29 play_update_score::@2/(word) lines_bcd#29 )
-  [320] return 
+  [324] (byte) level_bcd#19 ← phi( play_update_score/(byte) level_bcd#11 play_update_score::@1/(byte) level_bcd#11 play_update_score::@2/(byte) level_bcd#62 )
+  [324] (byte) current_movedown_slow#23 ← phi( play_update_score/(byte) current_movedown_slow#14 play_update_score::@1/(byte) current_movedown_slow#14 play_update_score::@2/(byte) current_movedown_slow#65 )
+  [324] (byte) level#19 ← phi( play_update_score/(byte) level#10 play_update_score::@1/(byte) level#10 play_update_score::@2/(byte) level#21 )
+  [324] (word) lines_bcd#17 ← phi( play_update_score/(word) lines_bcd#19 play_update_score::@1/(word) lines_bcd#29 play_update_score::@2/(word) lines_bcd#29 )
+  [325] return 
   to:@return
 
 (void()) play_increase_level()
 play_increase_level: scope:[play_increase_level]  from play_update_score::@2
-  [321] (byte) level#21 ← ++ (byte) level#10
-  [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1
+  [326] (byte) level#21 ← ++ (byte) level#10
+  [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1
   to:play_increase_level::@3
 play_increase_level::@3: scope:[play_increase_level]  from play_increase_level
-  [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21)
+  [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21)
   to:play_increase_level::@1
 play_increase_level::@1: scope:[play_increase_level]  from play_increase_level play_increase_level::@3
-  [324] (byte) current_movedown_slow#65 ← phi( play_increase_level/(byte) 1 play_increase_level::@3/(byte) current_movedown_slow#10 )
-  [325] (byte) level_bcd#21 ← ++ (byte) level_bcd#11
-  [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f
-  [327] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2
+  [329] (byte) current_movedown_slow#65 ← phi( play_increase_level/(byte) 1 play_increase_level::@3/(byte) current_movedown_slow#10 )
+  [330] (byte) level_bcd#21 ← ++ (byte) level_bcd#11
+  [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f
+  [332] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2
   to:play_increase_level::@4
 play_increase_level::@4: scope:[play_increase_level]  from play_increase_level::@1
-  [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6
+  [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6
   to:play_increase_level::@2
 play_increase_level::@2: scope:[play_increase_level]  from play_increase_level::@1 play_increase_level::@4
-  [329] (byte) level_bcd#62 ← phi( play_increase_level::@1/(byte) level_bcd#21 play_increase_level::@4/(byte) level_bcd#8 )
+  [334] (byte) level_bcd#62 ← phi( play_increase_level::@1/(byte) level_bcd#21 play_increase_level::@4/(byte) level_bcd#8 )
   asm { sed  }
   to:play_increase_level::@5
 play_increase_level::@5: scope:[play_increase_level]  from play_increase_level::@2 play_increase_level::@5
-  [331] (byte) play_increase_level::b#2 ← phi( play_increase_level::@2/(byte) 0 play_increase_level::@5/(byte) play_increase_level::b#1 )
-  [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2
-  [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5)
-  [334] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2
-  [335] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5
+  [336] (byte) play_increase_level::b#2 ← phi( play_increase_level::@2/(byte) 0 play_increase_level::@5/(byte) play_increase_level::b#1 )
+  [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2
+  [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5)
+  [339] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2
+  [340] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5
   to:play_increase_level::@6
 play_increase_level::@6: scope:[play_increase_level]  from play_increase_level::@5
   asm { cld  }
   to:play_increase_level::@return
 play_increase_level::@return: scope:[play_increase_level]  from play_increase_level::@6
-  [337] return 
+  [342] return 
   to:@return
 
 (byte()) play_remove_lines()
 play_remove_lines: scope:[play_remove_lines]  from play_move_down::@14
-  [338] phi()
+  [343] phi()
   to:play_remove_lines::@1
 play_remove_lines::@1: scope:[play_remove_lines]  from play_remove_lines play_remove_lines::@6
-  [339] (byte) play_remove_lines::removed#11 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::removed#7 )
-  [339] (byte) play_remove_lines::y#8 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::y#1 )
-  [339] (byte) play_remove_lines::w#12 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::w#11 )
-  [339] (byte) play_remove_lines::r#3 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::r#1 )
+  [344] (byte) play_remove_lines::removed#11 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::removed#7 )
+  [344] (byte) play_remove_lines::y#8 ← phi( play_remove_lines/(byte) 0 play_remove_lines::@6/(byte) play_remove_lines::y#1 )
+  [344] (byte) play_remove_lines::w#12 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::w#11 )
+  [344] (byte) play_remove_lines::r#3 ← phi( play_remove_lines/(const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 play_remove_lines::@6/(byte) play_remove_lines::r#1 )
   to:play_remove_lines::@2
 play_remove_lines::@2: scope:[play_remove_lines]  from play_remove_lines::@1 play_remove_lines::@3
-  [340] (byte) play_remove_lines::full#4 ← phi( play_remove_lines::@1/(byte) 1 play_remove_lines::@3/(byte) play_remove_lines::full#2 )
-  [340] (byte) play_remove_lines::x#2 ← phi( play_remove_lines::@1/(byte) 0 play_remove_lines::@3/(byte) play_remove_lines::x#1 )
-  [340] (byte) play_remove_lines::w#4 ← phi( play_remove_lines::@1/(byte) play_remove_lines::w#12 play_remove_lines::@3/(byte) play_remove_lines::w#1 )
-  [340] (byte) play_remove_lines::r#2 ← phi( play_remove_lines::@1/(byte) play_remove_lines::r#3 play_remove_lines::@3/(byte) play_remove_lines::r#1 )
-  [341] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2)
-  [342] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2
-  [343] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9
+  [345] (byte) play_remove_lines::full#4 ← phi( play_remove_lines::@1/(byte) 1 play_remove_lines::@3/(byte) play_remove_lines::full#2 )
+  [345] (byte) play_remove_lines::x#2 ← phi( play_remove_lines::@1/(byte) 0 play_remove_lines::@3/(byte) play_remove_lines::x#1 )
+  [345] (byte) play_remove_lines::w#4 ← phi( play_remove_lines::@1/(byte) play_remove_lines::w#12 play_remove_lines::@3/(byte) play_remove_lines::w#1 )
+  [345] (byte) play_remove_lines::r#2 ← phi( play_remove_lines::@1/(byte) play_remove_lines::r#3 play_remove_lines::@3/(byte) play_remove_lines::r#1 )
+  [346] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2)
+  [347] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2
+  [348] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9
   to:play_remove_lines::@3
 play_remove_lines::@9: scope:[play_remove_lines]  from play_remove_lines::@2
-  [344] phi()
+  [349] phi()
   to:play_remove_lines::@3
 play_remove_lines::@3: scope:[play_remove_lines]  from play_remove_lines::@2 play_remove_lines::@9
-  [345] (byte) play_remove_lines::full#2 ← phi( play_remove_lines::@9/(byte) play_remove_lines::full#4 play_remove_lines::@2/(byte) 0 )
-  [346] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0
-  [347] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4
-  [348] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2
-  [349] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2
+  [350] (byte) play_remove_lines::full#2 ← phi( play_remove_lines::@9/(byte) play_remove_lines::full#4 play_remove_lines::@2/(byte) 0 )
+  [351] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0
+  [352] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4
+  [353] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2
+  [354] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2
   to:play_remove_lines::@4
 play_remove_lines::@4: scope:[play_remove_lines]  from play_remove_lines::@3
-  [350] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6
+  [355] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6
   to:play_remove_lines::@5
 play_remove_lines::@5: scope:[play_remove_lines]  from play_remove_lines::@4
-  [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS
-  [352] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11
+  [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS
+  [357] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11
   to:play_remove_lines::@6
 play_remove_lines::@6: scope:[play_remove_lines]  from play_remove_lines::@4 play_remove_lines::@5
-  [353] (byte) play_remove_lines::removed#7 ← phi( play_remove_lines::@4/(byte) play_remove_lines::removed#11 play_remove_lines::@5/(byte) play_remove_lines::removed#1 )
-  [353] (byte) play_remove_lines::w#11 ← phi( play_remove_lines::@4/(byte) play_remove_lines::w#1 play_remove_lines::@5/(byte) play_remove_lines::w#2 )
-  [354] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8
-  [355] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1
+  [358] (byte) play_remove_lines::removed#7 ← phi( play_remove_lines::@4/(byte) play_remove_lines::removed#11 play_remove_lines::@5/(byte) play_remove_lines::removed#1 )
+  [358] (byte) play_remove_lines::w#11 ← phi( play_remove_lines::@4/(byte) play_remove_lines::w#1 play_remove_lines::@5/(byte) play_remove_lines::w#2 )
+  [359] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8
+  [360] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1
   to:play_remove_lines::@7
 play_remove_lines::@7: scope:[play_remove_lines]  from play_remove_lines::@6 play_remove_lines::@8
-  [356] (byte) play_remove_lines::w#6 ← phi( play_remove_lines::@6/(byte) play_remove_lines::w#11 play_remove_lines::@8/(byte) play_remove_lines::w#3 )
-  [357] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8
+  [361] (byte) play_remove_lines::w#6 ← phi( play_remove_lines::@6/(byte) play_remove_lines::w#11 play_remove_lines::@8/(byte) play_remove_lines::w#3 )
+  [362] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8
   to:play_remove_lines::@return
 play_remove_lines::@return: scope:[play_remove_lines]  from play_remove_lines::@7
-  [358] return 
+  [363] return 
   to:@return
 play_remove_lines::@8: scope:[play_remove_lines]  from play_remove_lines::@7
-  [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0
-  [360] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6
+  [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0
+  [365] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6
   to:play_remove_lines::@7
 
 (void()) play_lock_current()
 play_lock_current: scope:[play_lock_current]  from play_move_down::@9
-  [361] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
+  [366] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
   to:play_lock_current::@1
 play_lock_current::@1: scope:[play_lock_current]  from play_lock_current play_lock_current::@6
-  [362] (byte) play_lock_current::l#6 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::l#1 )
-  [362] (byte) play_lock_current::i#3 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::i#7 )
-  [362] (byte) play_lock_current::yp#2 ← phi( play_lock_current/(byte) play_lock_current::yp#0 play_lock_current::@6/(byte) play_lock_current::yp#1 )
-  [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1
-  [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4)
-  [365] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14
+  [367] (byte) play_lock_current::l#6 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::l#1 )
+  [367] (byte) play_lock_current::i#3 ← phi( play_lock_current/(byte) 0 play_lock_current::@6/(byte) play_lock_current::i#7 )
+  [367] (byte) play_lock_current::yp#2 ← phi( play_lock_current/(byte) play_lock_current::yp#0 play_lock_current::@6/(byte) play_lock_current::yp#1 )
+  [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1
+  [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4)
+  [370] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14
   to:play_lock_current::@2
 play_lock_current::@2: scope:[play_lock_current]  from play_lock_current::@1 play_lock_current::@7
-  [366] (byte) play_lock_current::c#2 ← phi( play_lock_current::@1/(byte) 0 play_lock_current::@7/(byte) play_lock_current::c#1 )
-  [366] (byte) play_lock_current::xp#2 ← phi( play_lock_current::@1/(byte) play_lock_current::xp#0 play_lock_current::@7/(byte) play_lock_current::xp#1 )
-  [366] (byte) play_lock_current::i#2 ← phi( play_lock_current::@1/(byte) play_lock_current::i#3 play_lock_current::@7/(byte) play_lock_current::i#9 )
-  [367] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2
-  [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3
+  [371] (byte) play_lock_current::c#2 ← phi( play_lock_current::@1/(byte) 0 play_lock_current::@7/(byte) play_lock_current::c#1 )
+  [371] (byte) play_lock_current::xp#2 ← phi( play_lock_current::@1/(byte) play_lock_current::xp#0 play_lock_current::@7/(byte) play_lock_current::xp#1 )
+  [371] (byte) play_lock_current::i#2 ← phi( play_lock_current::@1/(byte) play_lock_current::i#3 play_lock_current::@7/(byte) play_lock_current::i#9 )
+  [372] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2
+  [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3
   to:play_lock_current::@4
 play_lock_current::@4: scope:[play_lock_current]  from play_lock_current::@2
-  [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10
+  [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10
   to:play_lock_current::@3
 play_lock_current::@3: scope:[play_lock_current]  from play_lock_current::@2 play_lock_current::@4
-  [370] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2
-  [371] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2
-  [372] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7
+  [375] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2
+  [376] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2
+  [377] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7
   to:play_lock_current::@5
 play_lock_current::@5: scope:[play_lock_current]  from play_lock_current::@3
-  [373] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2
-  [374] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6
-  [375] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6
+  [378] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2
+  [379] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6
+  [380] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6
   to:play_lock_current::@return
 play_lock_current::@return: scope:[play_lock_current]  from play_lock_current::@5
-  [376] return 
+  [381] return 
   to:@return
 play_lock_current::@6: scope:[play_lock_current]  from play_lock_current::@5
-  [377] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1
+  [382] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1
   to:play_lock_current::@1
 play_lock_current::@7: scope:[play_lock_current]  from play_lock_current::@3
-  [378] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1
+  [383] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1
   to:play_lock_current::@2
 
 (byte()) keyboard_event_pressed((byte) keyboard_event_pressed::keycode)
 keyboard_event_pressed: scope:[keyboard_event_pressed]  from keyboard_event_scan::@1 keyboard_event_scan::@17 keyboard_event_scan::@2 keyboard_event_scan::@3 play_move_down::@1
-  [379] (byte) keyboard_event_pressed::keycode#5 ← phi( keyboard_event_scan::@1/(const nomodify byte) KEY_RSHIFT keyboard_event_scan::@17/(const nomodify byte) KEY_LSHIFT keyboard_event_scan::@2/(const nomodify byte) KEY_CTRL keyboard_event_scan::@3/(const nomodify byte) KEY_COMMODORE play_move_down::@1/(const nomodify byte) KEY_SPACE )
-  [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3
-  [381] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0)
-  [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7
-  [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1)
+  [384] (byte) keyboard_event_pressed::keycode#5 ← phi( keyboard_event_scan::@1/(const nomodify byte) KEY_RSHIFT keyboard_event_scan::@17/(const nomodify byte) KEY_LSHIFT keyboard_event_scan::@2/(const nomodify byte) KEY_CTRL keyboard_event_scan::@3/(const nomodify byte) KEY_COMMODORE play_move_down::@1/(const nomodify byte) KEY_SPACE )
+  [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3
+  [386] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0)
+  [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7
+  [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1)
   to:keyboard_event_pressed::@return
 keyboard_event_pressed::@return: scope:[keyboard_event_pressed]  from keyboard_event_pressed
-  [384] return 
+  [389] return 
   to:@return
 
 (byte()) keyboard_event_get()
 keyboard_event_get: scope:[keyboard_event_get]  from main::@19
-  [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return
+  [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return
   to:keyboard_event_get::@1
 keyboard_event_get::@1: scope:[keyboard_event_get]  from keyboard_event_get
-  [386] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13
-  [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4)
+  [391] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13
+  [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4)
   to:keyboard_event_get::@return
 keyboard_event_get::@return: scope:[keyboard_event_get]  from keyboard_event_get keyboard_event_get::@1
-  [388] (byte) keyboard_events_size#16 ← phi( keyboard_event_get/(byte) keyboard_events_size#13 keyboard_event_get::@1/(byte) keyboard_events_size#4 )
-  [388] (byte) keyboard_event_get::return#2 ← phi( keyboard_event_get/(byte) $ff keyboard_event_get::@1/(byte) keyboard_event_get::return#1 )
-  [389] return 
+  [393] (byte) keyboard_events_size#16 ← phi( keyboard_event_get/(byte) keyboard_events_size#13 keyboard_event_get::@1/(byte) keyboard_events_size#4 )
+  [393] (byte) keyboard_event_get::return#2 ← phi( keyboard_event_get/(byte) $ff keyboard_event_get::@1/(byte) keyboard_event_get::return#1 )
+  [394] return 
   to:@return
 
 (void()) keyboard_event_scan()
 keyboard_event_scan: scope:[keyboard_event_scan]  from main::@18
-  [390] phi()
+  [395] phi()
   to:keyboard_event_scan::@7
 keyboard_event_scan::@7: scope:[keyboard_event_scan]  from keyboard_event_scan keyboard_event_scan::@8
-  [391] (byte) keyboard_events_size#30 ← phi( keyboard_event_scan/(byte) keyboard_events_size#19 keyboard_event_scan::@8/(byte) keyboard_events_size#13 )
-  [391] (byte) keyboard_event_scan::keycode#11 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::keycode#13 )
-  [391] (byte) keyboard_event_scan::row#2 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::row#1 )
-  [392] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2
-  [393] call keyboard_matrix_read 
-  [394] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
+  [396] (byte) keyboard_events_size#30 ← phi( keyboard_event_scan/(byte) keyboard_events_size#19 keyboard_event_scan::@8/(byte) keyboard_events_size#13 )
+  [396] (byte) keyboard_event_scan::keycode#11 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::keycode#13 )
+  [396] (byte) keyboard_event_scan::row#2 ← phi( keyboard_event_scan/(byte) 0 keyboard_event_scan::@8/(byte) keyboard_event_scan::row#1 )
+  [397] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2
+  [398] call keyboard_matrix_read 
+  [399] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
   to:keyboard_event_scan::@19
 keyboard_event_scan::@19: scope:[keyboard_event_scan]  from keyboard_event_scan::@7
-  [395] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2
-  [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9
+  [400] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2
+  [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9
   to:keyboard_event_scan::@16
 keyboard_event_scan::@16: scope:[keyboard_event_scan]  from keyboard_event_scan::@19
-  [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8
+  [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8
   to:keyboard_event_scan::@8
 keyboard_event_scan::@8: scope:[keyboard_event_scan]  from keyboard_event_scan::@15 keyboard_event_scan::@16
-  [398] (byte) keyboard_events_size#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_events_size#29 keyboard_event_scan::@16/(byte) keyboard_events_size#30 )
-  [398] (byte) keyboard_event_scan::keycode#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@16/(byte) keyboard_event_scan::keycode#1 )
-  [399] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2
-  [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7
+  [403] (byte) keyboard_events_size#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_events_size#29 keyboard_event_scan::@16/(byte) keyboard_events_size#30 )
+  [403] (byte) keyboard_event_scan::keycode#13 ← phi( keyboard_event_scan::@15/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@16/(byte) keyboard_event_scan::keycode#1 )
+  [404] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2
+  [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7
   to:keyboard_event_scan::@17
 keyboard_event_scan::@17: scope:[keyboard_event_scan]  from keyboard_event_scan::@8
-  [401] phi()
-  [402] call keyboard_event_pressed 
-  [403] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
+  [406] phi()
+  [407] call keyboard_event_pressed 
+  [408] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@20
 keyboard_event_scan::@20: scope:[keyboard_event_scan]  from keyboard_event_scan::@17
-  [404] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
-  [405] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1
+  [409] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
+  [410] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1
   to:keyboard_event_scan::@18
 keyboard_event_scan::@18: scope:[keyboard_event_scan]  from keyboard_event_scan::@20
-  [406] phi()
+  [411] phi()
   to:keyboard_event_scan::@1
 keyboard_event_scan::@1: scope:[keyboard_event_scan]  from keyboard_event_scan::@18 keyboard_event_scan::@20
-  [407] phi()
-  [408] call keyboard_event_pressed 
-  [409] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
+  [412] phi()
+  [413] call keyboard_event_pressed 
+  [414] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@21
 keyboard_event_scan::@21: scope:[keyboard_event_scan]  from keyboard_event_scan::@1
-  [410] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
-  [411] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2
+  [415] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
+  [416] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2
   to:keyboard_event_scan::@4
 keyboard_event_scan::@4: scope:[keyboard_event_scan]  from keyboard_event_scan::@21
-  [412] phi()
+  [417] phi()
   to:keyboard_event_scan::@2
 keyboard_event_scan::@2: scope:[keyboard_event_scan]  from keyboard_event_scan::@21 keyboard_event_scan::@4
-  [413] phi()
-  [414] call keyboard_event_pressed 
-  [415] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
+  [418] phi()
+  [419] call keyboard_event_pressed 
+  [420] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@22
 keyboard_event_scan::@22: scope:[keyboard_event_scan]  from keyboard_event_scan::@2
-  [416] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
-  [417] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3
+  [421] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
+  [422] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3
   to:keyboard_event_scan::@5
 keyboard_event_scan::@5: scope:[keyboard_event_scan]  from keyboard_event_scan::@22
-  [418] phi()
+  [423] phi()
   to:keyboard_event_scan::@3
 keyboard_event_scan::@3: scope:[keyboard_event_scan]  from keyboard_event_scan::@22 keyboard_event_scan::@5
-  [419] phi()
-  [420] call keyboard_event_pressed 
-  [421] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
+  [424] phi()
+  [425] call keyboard_event_pressed 
+  [426] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
   to:keyboard_event_scan::@23
 keyboard_event_scan::@23: scope:[keyboard_event_scan]  from keyboard_event_scan::@3
-  [422] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
-  [423] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return
+  [427] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
+  [428] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return
   to:keyboard_event_scan::@6
 keyboard_event_scan::@6: scope:[keyboard_event_scan]  from keyboard_event_scan::@23
-  [424] phi()
+  [429] phi()
   to:keyboard_event_scan::@return
 keyboard_event_scan::@return: scope:[keyboard_event_scan]  from keyboard_event_scan::@23 keyboard_event_scan::@6
-  [425] return 
+  [430] return 
   to:@return
 keyboard_event_scan::@9: scope:[keyboard_event_scan]  from keyboard_event_scan::@10 keyboard_event_scan::@19
-  [426] (byte) keyboard_events_size#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_events_size#29 keyboard_event_scan::@19/(byte) keyboard_events_size#30 )
-  [426] (byte) keyboard_event_scan::keycode#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@19/(byte) keyboard_event_scan::keycode#11 )
-  [426] (byte) keyboard_event_scan::col#2 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::col#1 keyboard_event_scan::@19/(byte) 0 )
-  [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)
-  [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
-  [429] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10
+  [431] (byte) keyboard_events_size#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_events_size#29 keyboard_event_scan::@19/(byte) keyboard_events_size#30 )
+  [431] (byte) keyboard_event_scan::keycode#10 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::keycode#14 keyboard_event_scan::@19/(byte) keyboard_event_scan::keycode#11 )
+  [431] (byte) keyboard_event_scan::col#2 ← phi( keyboard_event_scan::@10/(byte) keyboard_event_scan::col#1 keyboard_event_scan::@19/(byte) 0 )
+  [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)
+  [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
+  [434] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10
   to:keyboard_event_scan::@12
 keyboard_event_scan::@12: scope:[keyboard_event_scan]  from keyboard_event_scan::@9
-  [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10
+  [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10
   to:keyboard_event_scan::@13
 keyboard_event_scan::@13: scope:[keyboard_event_scan]  from keyboard_event_scan::@12
-  [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
-  [432] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11
+  [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2)
+  [437] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11
   to:keyboard_event_scan::@14
 keyboard_event_scan::@14: scope:[keyboard_event_scan]  from keyboard_event_scan::@13
-  [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10
-  [434] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10
+  [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10
+  [439] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10
   to:keyboard_event_scan::@10
 keyboard_event_scan::@10: scope:[keyboard_event_scan]  from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9
-  [435] (byte) keyboard_events_size#29 ← phi( keyboard_event_scan::@9/(byte) keyboard_events_size#10 keyboard_event_scan::@11/(byte) keyboard_events_size#1 keyboard_event_scan::@12/(byte) keyboard_events_size#10 keyboard_event_scan::@14/(byte) keyboard_events_size#2 )
-  [436] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10
-  [437] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2
-  [438] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9
+  [440] (byte) keyboard_events_size#29 ← phi( keyboard_event_scan::@9/(byte) keyboard_events_size#10 keyboard_event_scan::@11/(byte) keyboard_events_size#1 keyboard_event_scan::@12/(byte) keyboard_events_size#10 keyboard_event_scan::@14/(byte) keyboard_events_size#2 )
+  [441] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10
+  [442] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2
+  [443] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9
   to:keyboard_event_scan::@15
 keyboard_event_scan::@15: scope:[keyboard_event_scan]  from keyboard_event_scan::@10
-  [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0
+  [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0
   to:keyboard_event_scan::@8
 keyboard_event_scan::@11: scope:[keyboard_event_scan]  from keyboard_event_scan::@13
-  [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40
-  [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23
-  [442] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10
+  [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40
+  [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23
+  [447] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10
   to:keyboard_event_scan::@10
 
 (byte()) keyboard_matrix_read((byte) keyboard_matrix_read::rowid)
 keyboard_matrix_read: scope:[keyboard_matrix_read]  from keyboard_event_scan::@7
-  [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0)
-  [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
+  [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0)
+  [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
   to:keyboard_matrix_read::@return
 keyboard_matrix_read::@return: scope:[keyboard_matrix_read]  from keyboard_matrix_read
-  [445] return 
+  [450] return 
   to:@return
 
 (void()) render_show()
 render_show: scope:[render_show]  from main::@3
-  [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181
+  [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181
   to:render_show::toD0182
 render_show::toD0182: scope:[render_show]  from render_show
-  [447] phi()
+  [452] phi()
   to:render_show::@1
 render_show::@1: scope:[render_show]  from render_show::toD0181 render_show::toD0182
-  [448] (byte) render_show::d018val#3 ← phi( render_show::toD0181/(const byte) render_show::toD0181_return#0 render_show::toD0182/(const byte) render_show::toD0182_return#0 )
-  [449] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3
-  [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10)
-  [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10)
-  [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16
+  [453] (byte) render_show::d018val#3 ← phi( render_show::toD0181/(const byte) render_show::toD0181_return#0 render_show::toD0182/(const byte) render_show::toD0182_return#0 )
+  [454] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3
+  [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10)
+  [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10)
+  [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16
   to:render_show::@return
 render_show::@return: scope:[render_show]  from render_show::@1
-  [453] return 
+  [458] return 
   to:@return
 render_show::toD0181: scope:[render_show]  from render_show
-  [454] phi()
+  [459] phi()
   to:render_show::@1
 
 (void()) play_init()
 play_init: scope:[play_init]  from main::@11
-  [455] phi()
+  [460] phi()
   to:play_init::@1
 play_init::@1: scope:[play_init]  from play_init play_init::@1
-  [456] (byte) play_init::idx#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::idx#1 )
-  [456] (byte*) play_init::pli#2 ← phi( play_init/(const byte*) playfield play_init::@1/(byte*) play_init::pli#1 )
-  [456] (byte) play_init::j#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::j#1 )
-  [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1
-  [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2
-  [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2
-  [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS
-  [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS
-  [462] (byte) play_init::j#1 ← ++ (byte) play_init::j#2
-  [463] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1
+  [461] (byte) play_init::idx#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::idx#1 )
+  [461] (byte*) play_init::pli#2 ← phi( play_init/(const byte*) playfield play_init::@1/(byte*) play_init::pli#1 )
+  [461] (byte) play_init::j#2 ← phi( play_init/(byte) 0 play_init::@1/(byte) play_init::j#1 )
+  [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1
+  [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2
+  [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2
+  [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS
+  [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS
+  [467] (byte) play_init::j#1 ← ++ (byte) play_init::j#2
+  [468] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1
   to:play_init::@2
 play_init::@2: scope:[play_init]  from play_init::@1
-  [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES
-  [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS)
+  [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES
+  [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS)
   to:play_init::@3
 play_init::@3: scope:[play_init]  from play_init::@2 play_init::@3
-  [466] (byte) play_init::b#2 ← phi( play_init::@2/(byte) 0 play_init::@3/(byte) play_init::b#1 )
-  [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2
-  [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3)
-  [469] (byte) play_init::b#1 ← ++ (byte) play_init::b#2
-  [470] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3
+  [471] (byte) play_init::b#2 ← phi( play_init::@2/(byte) 0 play_init::@3/(byte) play_init::b#1 )
+  [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2
+  [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3)
+  [474] (byte) play_init::b#1 ← ++ (byte) play_init::b#2
+  [475] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3
   to:play_init::@return
 play_init::@return: scope:[play_init]  from play_init::@3
-  [471] return 
+  [476] return 
   to:@return
 
 (void()) sprites_irq_init()
 sprites_irq_init: scope:[sprites_irq_init]  from main::@10
   asm { sei  }
-  [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
+  [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
   asm { ldaCIA1_INTERRUPT  }
-  [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK
-  [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO
-  [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR
-  [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f
-  [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST
-  [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER
-  [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
+  [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK
+  [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO
+  [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR
+  [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f
+  [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST
+  [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER
+  [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
   asm { cli  }
   to:sprites_irq_init::@return
 sprites_irq_init::@return: scope:[sprites_irq_init]  from sprites_irq_init
-  [483] return 
+  [488] return 
   to:@return
 
 (void()) sprites_init()
 sprites_init: scope:[sprites_init]  from main::@9
-  [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f
-  [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0
-  [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC)
-  [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y)
+  [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f
+  [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0
+  [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC)
+  [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y)
   to:sprites_init::@1
 sprites_init::@1: scope:[sprites_init]  from sprites_init sprites_init::@1
-  [488] (byte) sprites_init::xpos#2 ← phi( sprites_init/(byte)(number) $18+(number) $f*(number) 8 sprites_init::@1/(byte) sprites_init::xpos#1 )
-  [488] (byte) sprites_init::s#2 ← phi( sprites_init/(byte) 0 sprites_init::@1/(byte) sprites_init::s#1 )
-  [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1
-  [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2
-  [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK
-  [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18
-  [493] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2
-  [494] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1
+  [493] (byte) sprites_init::xpos#2 ← phi( sprites_init/(byte)(number) $18+(number) $f*(number) 8 sprites_init::@1/(byte) sprites_init::xpos#1 )
+  [493] (byte) sprites_init::s#2 ← phi( sprites_init/(byte) 0 sprites_init::@1/(byte) sprites_init::s#1 )
+  [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1
+  [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2
+  [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK
+  [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18
+  [498] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2
+  [499] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1
   to:sprites_init::@return
 sprites_init::@return: scope:[sprites_init]  from sprites_init::@1
-  [495] return 
+  [500] return 
   to:@return
 
 (void()) render_init()
 render_init: scope:[render_init]  from main::@8
-  [496] phi()
+  [501] phi()
   to:render_init::vicSelectGfxBank1
 render_init::vicSelectGfxBank1: scope:[render_init]  from render_init
-  [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3
+  [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3
   to:render_init::vicSelectGfxBank1_toDd001
 render_init::vicSelectGfxBank1_toDd001: scope:[render_init]  from render_init::vicSelectGfxBank1
-  [498] phi()
+  [503] phi()
   to:render_init::vicSelectGfxBank1_@1
 render_init::vicSelectGfxBank1_@1: scope:[render_init]  from render_init::vicSelectGfxBank1_toDd001
-  [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0
+  [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0
   to:render_init::@2
 render_init::@2: scope:[render_init]  from render_init::vicSelectGfxBank1_@1
-  [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3
-  [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK
-  [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK
-  [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1)
-  [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2)
-  [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY
-  [506] call render_screen_original 
+  [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3
+  [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK
+  [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK
+  [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1)
+  [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2)
+  [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY
+  [511] call render_screen_original 
   to:render_init::@3
 render_init::@3: scope:[render_init]  from render_init::@2
-  [507] phi()
-  [508] call render_screen_original 
+  [512] phi()
+  [513] call render_screen_original 
   to:render_init::@1
 render_init::@1: scope:[render_init]  from render_init::@1 render_init::@3
-  [509] (byte*) render_init::li_2#2 ← phi( render_init::@1/(byte*) render_init::li_2#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 )
-  [509] (byte*) render_init::li_1#2 ← phi( render_init::@1/(byte*) render_init::li_1#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 )
-  [509] (byte) render_init::i#2 ← phi( render_init::@1/(byte) render_init::i#1 render_init::@3/(byte) 0 )
-  [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1
-  [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2
-  [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2
-  [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28
-  [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28
-  [515] (byte) render_init::i#1 ← ++ (byte) render_init::i#2
-  [516] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1
+  [514] (byte*) render_init::li_2#2 ← phi( render_init::@1/(byte*) render_init::li_2#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 )
+  [514] (byte*) render_init::li_1#2 ← phi( render_init::@1/(byte*) render_init::li_1#1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 )
+  [514] (byte) render_init::i#2 ← phi( render_init::@1/(byte) render_init::i#1 render_init::@3/(byte) 0 )
+  [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1
+  [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2
+  [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2
+  [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28
+  [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28
+  [520] (byte) render_init::i#1 ← ++ (byte) render_init::i#2
+  [521] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1
   to:render_init::@return
 render_init::@return: scope:[render_init]  from render_init::@1
-  [517] return 
+  [522] return 
   to:@return
 
 (void()) render_screen_original((byte*) render_screen_original::screen)
 render_screen_original: scope:[render_screen_original]  from render_init::@2 render_init::@3
-  [518] (byte*) render_screen_original::screen#9 ← phi( render_init::@2/(const nomodify byte*) PLAYFIELD_SCREEN_1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2 )
+  [523] (byte*) render_screen_original::screen#9 ← phi( render_init::@2/(const nomodify byte*) PLAYFIELD_SCREEN_1 render_init::@3/(const nomodify byte*) PLAYFIELD_SCREEN_2 )
   to:render_screen_original::@1
 render_screen_original::@1: scope:[render_screen_original]  from render_screen_original render_screen_original::@5
-  [519] (byte) render_screen_original::y#6 ← phi( render_screen_original/(byte) 0 render_screen_original::@5/(byte) render_screen_original::y#1 )
-  [519] (byte*) render_screen_original::ocols#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::ocols#1 )
-  [519] (byte*) render_screen_original::oscr#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::oscr#1 )
-  [519] (byte*) render_screen_original::cols#7 ← phi( render_screen_original/(const nomodify byte*) COLS render_screen_original::@5/(byte*) render_screen_original::cols#3 )
-  [519] (byte*) render_screen_original::screen#8 ← phi( render_screen_original/(byte*) render_screen_original::screen#9 render_screen_original::@5/(byte*) render_screen_original::screen#10 )
+  [524] (byte) render_screen_original::y#6 ← phi( render_screen_original/(byte) 0 render_screen_original::@5/(byte) render_screen_original::y#1 )
+  [524] (byte*) render_screen_original::ocols#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::ocols#1 )
+  [524] (byte*) render_screen_original::oscr#4 ← phi( render_screen_original/(const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 render_screen_original::@5/(byte*) render_screen_original::oscr#1 )
+  [524] (byte*) render_screen_original::cols#7 ← phi( render_screen_original/(const nomodify byte*) COLS render_screen_original::@5/(byte*) render_screen_original::cols#3 )
+  [524] (byte*) render_screen_original::screen#8 ← phi( render_screen_original/(byte*) render_screen_original::screen#9 render_screen_original::@5/(byte*) render_screen_original::screen#10 )
   to:render_screen_original::@2
 render_screen_original::@2: scope:[render_screen_original]  from render_screen_original::@1 render_screen_original::@2
-  [520] (byte) render_screen_original::x#4 ← phi( render_screen_original::@1/(byte) 0 render_screen_original::@2/(byte) render_screen_original::x#1 )
-  [520] (byte*) render_screen_original::cols#4 ← phi( render_screen_original::@1/(byte*) render_screen_original::cols#7 render_screen_original::@2/(byte*) render_screen_original::cols#1 )
-  [520] (byte*) render_screen_original::screen#5 ← phi( render_screen_original::@1/(byte*) render_screen_original::screen#8 render_screen_original::@2/(byte*) render_screen_original::screen#2 )
-  [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE
-  [522] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5
-  [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK
-  [524] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4
-  [525] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4
-  [526] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2
+  [525] (byte) render_screen_original::x#4 ← phi( render_screen_original::@1/(byte) 0 render_screen_original::@2/(byte) render_screen_original::x#1 )
+  [525] (byte*) render_screen_original::cols#4 ← phi( render_screen_original::@1/(byte*) render_screen_original::cols#7 render_screen_original::@2/(byte*) render_screen_original::cols#1 )
+  [525] (byte*) render_screen_original::screen#5 ← phi( render_screen_original::@1/(byte*) render_screen_original::screen#8 render_screen_original::@2/(byte*) render_screen_original::screen#2 )
+  [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE
+  [527] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5
+  [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK
+  [529] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4
+  [530] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4
+  [531] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2
   to:render_screen_original::@3
 render_screen_original::@3: scope:[render_screen_original]  from render_screen_original::@2 render_screen_original::@3
-  [527] (byte) render_screen_original::x#5 ← phi( render_screen_original::@2/(byte) render_screen_original::x#1 render_screen_original::@3/(byte) render_screen_original::x#2 )
-  [527] (byte*) render_screen_original::cols#5 ← phi( render_screen_original::@2/(byte*) render_screen_original::cols#1 render_screen_original::@3/(byte*) render_screen_original::cols#2 )
-  [527] (byte*) render_screen_original::ocols#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::ocols#4 render_screen_original::@3/(byte*) render_screen_original::ocols#1 )
-  [527] (byte*) render_screen_original::screen#6 ← phi( render_screen_original::@2/(byte*) render_screen_original::screen#2 render_screen_original::@3/(byte*) render_screen_original::screen#3 )
-  [527] (byte*) render_screen_original::oscr#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::oscr#4 render_screen_original::@3/(byte*) render_screen_original::oscr#1 )
-  [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2)
-  [529] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6
-  [530] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2
-  [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2)
-  [532] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5
-  [533] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2
-  [534] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5
-  [535] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3
+  [532] (byte) render_screen_original::x#5 ← phi( render_screen_original::@2/(byte) render_screen_original::x#1 render_screen_original::@3/(byte) render_screen_original::x#2 )
+  [532] (byte*) render_screen_original::cols#5 ← phi( render_screen_original::@2/(byte*) render_screen_original::cols#1 render_screen_original::@3/(byte*) render_screen_original::cols#2 )
+  [532] (byte*) render_screen_original::ocols#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::ocols#4 render_screen_original::@3/(byte*) render_screen_original::ocols#1 )
+  [532] (byte*) render_screen_original::screen#6 ← phi( render_screen_original::@2/(byte*) render_screen_original::screen#2 render_screen_original::@3/(byte*) render_screen_original::screen#3 )
+  [532] (byte*) render_screen_original::oscr#2 ← phi( render_screen_original::@2/(byte*) render_screen_original::oscr#4 render_screen_original::@3/(byte*) render_screen_original::oscr#1 )
+  [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2)
+  [534] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6
+  [535] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2
+  [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2)
+  [537] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5
+  [538] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2
+  [539] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5
+  [540] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3
   to:render_screen_original::@4
 render_screen_original::@4: scope:[render_screen_original]  from render_screen_original::@3 render_screen_original::@4
-  [536] (byte) render_screen_original::x#6 ← phi( render_screen_original::@3/(byte) render_screen_original::x#2 render_screen_original::@4/(byte) render_screen_original::x#3 )
-  [536] (byte*) render_screen_original::cols#6 ← phi( render_screen_original::@3/(byte*) render_screen_original::cols#2 render_screen_original::@4/(byte*) render_screen_original::cols#3 )
-  [536] (byte*) render_screen_original::screen#7 ← phi( render_screen_original::@3/(byte*) render_screen_original::screen#3 render_screen_original::@4/(byte*) render_screen_original::screen#10 )
-  [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE
-  [538] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7
-  [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK
-  [540] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6
-  [541] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6
-  [542] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4
+  [541] (byte) render_screen_original::x#6 ← phi( render_screen_original::@3/(byte) render_screen_original::x#2 render_screen_original::@4/(byte) render_screen_original::x#3 )
+  [541] (byte*) render_screen_original::cols#6 ← phi( render_screen_original::@3/(byte*) render_screen_original::cols#2 render_screen_original::@4/(byte*) render_screen_original::cols#3 )
+  [541] (byte*) render_screen_original::screen#7 ← phi( render_screen_original::@3/(byte*) render_screen_original::screen#3 render_screen_original::@4/(byte*) render_screen_original::screen#10 )
+  [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE
+  [543] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7
+  [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK
+  [545] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6
+  [546] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6
+  [547] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4
   to:render_screen_original::@5
 render_screen_original::@5: scope:[render_screen_original]  from render_screen_original::@4
-  [543] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6
-  [544] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1
+  [548] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6
+  [549] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1
   to:render_screen_original::@return
 render_screen_original::@return: scope:[render_screen_original]  from render_screen_original::@5
-  [545] return 
+  [550] return 
   to:@return
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from main
-  [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
-  [548] return 
+  [553] return 
   to:@return
 
 interrupt(HARDWARE_CLOBBER)(void()) sprites_irq()
 sprites_irq: scope:[sprites_irq]  from
   asm { cld  }
-  [550] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos
-  [551] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0
-  [552] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0
-  [553] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0
-  [554] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0
-  [555] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1
-  [556] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0
+  [555] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos
+  [556] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0
+  [557] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0
+  [558] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0
+  [559] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0
+  [560] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1
+  [561] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0
   to:sprites_irq::@8
 sprites_irq::@8: scope:[sprites_irq]  from sprites_irq sprites_irq::@8
-  [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8
+  [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8
   to:sprites_irq::@9
 sprites_irq::@9: scope:[sprites_irq]  from sprites_irq::@8
-  [558] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr
-  [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1
+  [563] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr
+  [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1
   to:sprites_irq::@10
 sprites_irq::@10: scope:[sprites_irq]  from sprites_irq::@9
-  [560] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0
-  [561] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0
-  [562] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3
-  [563] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3
-  [564] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3
-  [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4
+  [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0
+  [566] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0
+  [567] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3
+  [568] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3
+  [569] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3
+  [570] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4
   to:sprites_irq::@2
 sprites_irq::@2: scope:[sprites_irq]  from sprites_irq::@1 sprites_irq::@10
-  [566] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt
-  [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3
+  [571] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt
+  [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3
   to:sprites_irq::@6
 sprites_irq::@6: scope:[sprites_irq]  from sprites_irq::@2
-  [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4
+  [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4
   to:sprites_irq::@7
 sprites_irq::@7: scope:[sprites_irq]  from sprites_irq::@6
-  [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14
-  [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
-  [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
+  [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14
+  [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
+  [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
   to:sprites_irq::@5
 sprites_irq::@5: scope:[sprites_irq]  from sprites_irq::@11 sprites_irq::@4 sprites_irq::@7
-  [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next
-  [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
+  [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next
+  [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER
   to:sprites_irq::@return
 sprites_irq::@return: scope:[sprites_irq]  from sprites_irq::@5
-  [574] return 
+  [579] return 
   to:@return
 sprites_irq::@4: scope:[sprites_irq]  from sprites_irq::@6
-  [575] (volatile byte) irq_cnt ← (byte) 0
-  [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST
-  [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
-  [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
+  [580] (volatile byte) irq_cnt ← (byte) 0
+  [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST
+  [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15
+  [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3
   to:sprites_irq::@5
 sprites_irq::@3: scope:[sprites_irq]  from sprites_irq::@2
-  [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15
-  [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS
+  [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15
+  [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS
   to:sprites_irq::toSpritePtr1
 sprites_irq::toSpritePtr1: scope:[sprites_irq]  from sprites_irq::@3
-  [581] phi()
+  [586] phi()
   to:sprites_irq::@11
 sprites_irq::@11: scope:[sprites_irq]  from sprites_irq::toSpritePtr1
-  [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0
+  [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0
   to:sprites_irq::@5
 sprites_irq::@1: scope:[sprites_irq]  from sprites_irq::@9
-  [583] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0
-  [584] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0
-  [585] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1
-  [586] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1
-  [587] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1
-  [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2
+  [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0
+  [589] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0
+  [590] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1
+  [591] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1
+  [592] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1
+  [593] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2
   to:sprites_irq::@2
 
 
@@ -10305,6 +10325,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) current_movedown_counter
 (byte) current_movedown_counter#12 26666.933333333334
 (byte) current_movedown_counter#14 2732.5135135135133
@@ -10326,29 +10369,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) current_orientation#7 150001.5
 (byte*) current_piece
 (byte*) current_piece#10 8138.27027027027
-(byte*) current_piece#100 11.0
 (byte*) current_piece#15 7706.51282051282
 (byte*) current_piece#17 1.1400006E7
 (byte*) current_piece#28 300003.0
-(byte*) current_piece#92 100001.0
+(byte*) current_piece#91 100001.0
+(byte*) current_piece#94 200002.0
 (byte*) current_piece#95 200002.0
 (byte*) current_piece#96 200002.0
 (byte*) current_piece#97 200002.0
-(byte*) current_piece#98 200002.0
-(byte*) current_piece#99 2000002.0
+(byte*) current_piece#98 2000002.0
+(byte*) current_piece#99 11.0
 (byte) current_piece_char
 (byte) current_piece_char#10 1.8182183847272727E8
-(byte) current_piece_char#100 202.0
 (byte) current_piece_char#16 5437.9729729729725
 (byte) current_piece_char#29 300003.0
-(byte) current_piece_char#5 34375.75
+(byte) current_piece_char#5 31429.257142857143
 (byte) current_piece_char#68 47624.42857142857
-(byte) current_piece_char#99 22.0
+(byte) current_piece_char#98 22.0
+(byte) current_piece_char#99 202.0
 (byte*) current_piece_gfx
-(byte*) current_piece_gfx#111 11.0
-(byte*) current_piece_gfx#112 101.0
-(byte*) current_piece_gfx#116 200002.0
-(byte*) current_piece_gfx#122 22.0
+(byte*) current_piece_gfx#110 11.0
+(byte*) current_piece_gfx#111 101.0
+(byte*) current_piece_gfx#115 200002.0
+(byte*) current_piece_gfx#121 22.0
 (byte*) current_piece_gfx#13 1.8182183847272727E8
 (byte*) current_piece_gfx#18 1009.7619047619048
 (byte*) current_piece_gfx#20 15185.37037037037
@@ -10357,9 +10400,9 @@ VARIABLE REGISTER WEIGHTS
 (byte*) current_piece_gfx#64 47624.42857142857
 (byte*) current_piece_gfx#7 200002.0
 (byte) current_xpos
-(byte) current_xpos#100 67742.74193548388
-(byte) current_xpos#118 7.333333333333333
-(byte) current_xpos#119 67.33333333333333
+(byte) current_xpos#100 61765.44117647059
+(byte) current_xpos#117 7.333333333333333
+(byte) current_xpos#118 67.33333333333333
 (byte) current_xpos#14 1.8187293036363635E7
 (byte) current_xpos#19 1009.7619047619048
 (byte) current_xpos#22 36400.4
@@ -10374,14 +10417,14 @@ VARIABLE REGISTER WEIGHTS
 (byte) current_ypos#19 6425.74358974359
 (byte) current_ypos#3 200002.0
 (byte) current_ypos#38 300003.0
-(byte) current_ypos#6 70000.83333333334
-(byte) current_ypos#97 5.5
-(byte) current_ypos#98 40.4
+(byte) current_ypos#6 63637.121212121216
+(byte) current_ypos#96 5.5
+(byte) current_ypos#97 40.4
 (byte) game_over
 (byte) game_over#10 6567.760869565218
 (byte) game_over#15 5705.54054054054
 (byte) game_over#27 300003.0
-(byte) game_over#52 47827.13043478261
+(byte) game_over#52 42308.61538461538
 (byte) game_over#65 78572.35714285714
 (volatile byte) irq_cnt loadstore 0.48000000000000004
 (volatile byte) irq_raster_next loadstore 0.44444444444444453
@@ -10660,14 +10703,13 @@ VARIABLE REGISTER WEIGHTS
 (byte) play_remove_lines::y#8 1.3333333346666667E8
 (void()) play_spawn_current()
 (byte~) play_spawn_current::$1 2000002.0
-(byte~) play_spawn_current::$7 32258.09677419355
+(byte~) play_spawn_current::$5 2.000000002E9
+(byte~) play_spawn_current::$7 29411.79411764706
 (byte) play_spawn_current::current_piece_idx
 (byte) play_spawn_current::current_piece_idx#0 1250001.25
 (byte) play_spawn_current::piece_idx
 (byte) play_spawn_current::piece_idx#1 2.000000002E9
 (byte) play_spawn_current::piece_idx#2 1.000050018E8
-(byte) play_spawn_current::sid_rnd1_return
-(byte) play_spawn_current::sid_rnd1_return#0 2.000000002E9
 (void()) play_update_score((byte) play_update_score::removed)
 (byte~) play_update_score::$2 2000002.0
 (byte~) play_update_score::$4 2000002.0
@@ -10853,6 +10895,10 @@ VARIABLE REGISTER WEIGHTS
 (byte) render_show::toD0182_return
 (byte*) render_show::toD0182_screen
 (volatile dword) score_bcd loadstore 14598.569343065694
+(byte()) sid_rnd()
+(byte) sid_rnd::return
+(byte) sid_rnd::return#0 3.666666667333333E9
+(byte) sid_rnd::return#2 2.000000002E9
 (void()) sid_rnd_init()
 (void()) sprites_init()
 (byte) sprites_init::s
@@ -10896,11 +10942,11 @@ Initial phi equivalence classes
 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ]
 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ]
 [ render_next::c#2 render_next::c#1 ]
-[ current_ypos#13 current_ypos#97 current_ypos#98 ]
+[ current_ypos#13 current_ypos#96 current_ypos#97 ]
 [ render_screen_render#33 render_screen_render#64 ]
-[ current_xpos#59 current_xpos#118 current_xpos#119 ]
-[ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ]
-[ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
+[ current_xpos#59 current_xpos#117 current_xpos#118 ]
+[ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ]
+[ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ]
 [ render_moving::l#4 render_moving::l#1 ]
 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ]
@@ -10914,7 +10960,7 @@ Initial phi equivalence classes
 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ]
 [ play_move_rotate::return#2 ]
 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ]
-[ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ]
+[ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ]
 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ]
 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ]
@@ -10930,10 +10976,10 @@ Initial phi equivalence classes
 [ level#33 level#10 level#17 level#19 level#21 ]
 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-[ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ]
+[ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ]
 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-[ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ]
+[ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ]
 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 [ play_move_down::return#3 ]
 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
@@ -11029,7 +11075,9 @@ Added variable play_spawn_current::current_piece_idx#0 to live range equivalence
 Added variable play_spawn_current::$7 to live range equivalence class [ play_spawn_current::$7 ]
 Added variable play_collision::return#10 to live range equivalence class [ play_collision::return#10 ]
 Added variable play_spawn_current::$1 to live range equivalence class [ play_spawn_current::$1 ]
-Added variable play_spawn_current::sid_rnd1_return#0 to live range equivalence class [ play_spawn_current::sid_rnd1_return#0 ]
+Added variable sid_rnd::return#2 to live range equivalence class [ sid_rnd::return#2 ]
+Added variable play_spawn_current::$5 to live range equivalence class [ play_spawn_current::$5 ]
+Added variable sid_rnd::return#0 to live range equivalence class [ sid_rnd::return#0 ]
 Added variable play_update_score::$2 to live range equivalence class [ play_update_score::$2 ]
 Added variable play_update_score::lines_before#0 to live range equivalence class [ play_update_score::lines_before#0 ]
 Added variable play_update_score::$9 to live range equivalence class [ play_update_score::$9 ]
@@ -11090,11 +11138,11 @@ Complete equivalence classes
 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ]
 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ]
 [ render_next::c#2 render_next::c#1 ]
-[ current_ypos#13 current_ypos#97 current_ypos#98 ]
+[ current_ypos#13 current_ypos#96 current_ypos#97 ]
 [ render_screen_render#33 render_screen_render#64 ]
-[ current_xpos#59 current_xpos#118 current_xpos#119 ]
-[ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ]
-[ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
+[ current_xpos#59 current_xpos#117 current_xpos#118 ]
+[ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ]
+[ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ]
 [ render_moving::l#4 render_moving::l#1 ]
 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ]
@@ -11108,7 +11156,7 @@ Complete equivalence classes
 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ]
 [ play_move_rotate::return#2 ]
 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ]
-[ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ]
+[ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ]
 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ]
 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ]
@@ -11124,10 +11172,10 @@ Complete equivalence classes
 [ level#33 level#10 level#17 level#19 level#21 ]
 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-[ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ]
+[ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ]
 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-[ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ]
+[ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ]
 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 [ play_move_down::return#3 ]
 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
@@ -11223,7 +11271,9 @@ Complete equivalence classes
 [ play_spawn_current::$7 ]
 [ play_collision::return#10 ]
 [ play_spawn_current::$1 ]
-[ play_spawn_current::sid_rnd1_return#0 ]
+[ sid_rnd::return#2 ]
+[ play_spawn_current::$5 ]
+[ sid_rnd::return#0 ]
 [ play_update_score::$2 ]
 [ play_update_score::lines_before#0 ]
 [ play_update_score::$9 ]
@@ -11283,11 +11333,11 @@ Allocated zp[1]:17 [ render_next::l#7 render_next::l#1 ]
 Allocated zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ]
 Allocated zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ]
 Allocated zp[1]:22 [ render_next::c#2 render_next::c#1 ]
-Allocated zp[1]:23 [ current_ypos#13 current_ypos#97 current_ypos#98 ]
+Allocated zp[1]:23 [ current_ypos#13 current_ypos#96 current_ypos#97 ]
 Allocated zp[1]:24 [ render_screen_render#33 render_screen_render#64 ]
-Allocated zp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ]
-Allocated zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ]
-Allocated zp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
+Allocated zp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ]
+Allocated zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ]
+Allocated zp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
 Allocated zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ]
 Allocated zp[1]:30 [ render_moving::l#4 render_moving::l#1 ]
 Allocated zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ]
@@ -11301,7 +11351,7 @@ Allocated zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ]
 Allocated zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ]
 Allocated zp[1]:41 [ play_move_rotate::return#2 ]
 Allocated zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ]
-Allocated zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ]
+Allocated zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ]
 Allocated zp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
 Allocated zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ]
 Allocated zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ]
@@ -11317,10 +11367,10 @@ Allocated zp[2]:56 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_b
 Allocated zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ]
 Allocated zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 Allocated zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-Allocated zp[2]:61 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ]
+Allocated zp[2]:61 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ]
 Allocated zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 Allocated zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-Allocated zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ]
+Allocated zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ]
 Allocated zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 Allocated zp[1]:68 [ play_move_down::return#3 ]
 Allocated zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
@@ -11416,51 +11466,53 @@ Allocated zp[1]:171 [ play_spawn_current::current_piece_idx#0 ]
 Allocated zp[1]:172 [ play_spawn_current::$7 ]
 Allocated zp[1]:173 [ play_collision::return#10 ]
 Allocated zp[1]:174 [ play_spawn_current::$1 ]
-Allocated zp[1]:175 [ play_spawn_current::sid_rnd1_return#0 ]
-Allocated zp[1]:176 [ play_update_score::$2 ]
-Allocated zp[1]:177 [ play_update_score::lines_before#0 ]
-Allocated zp[1]:178 [ play_update_score::$9 ]
-Allocated zp[4]:179 [ play_update_score::add_bcd#0 ]
-Allocated zp[1]:183 [ play_update_score::$4 ]
-Allocated zp[1]:184 [ play_update_score::lines_after#0 ]
-Allocated zp[1]:185 [ play_increase_level::$1 ]
-Allocated zp[1]:186 [ play_increase_level::$5 ]
-Allocated zp[1]:187 [ play_remove_lines::c#0 ]
-Allocated zp[1]:188 [ play_lock_current::$4 ]
-Allocated zp[2]:189 [ play_lock_current::playfield_line#0 ]
-Allocated zp[1]:191 [ play_lock_current::i#1 ]
-Allocated zp[1]:192 [ keyboard_event_pressed::$0 ]
-Allocated zp[1]:193 [ keyboard_event_pressed::row_bits#0 ]
-Allocated zp[1]:194 [ keyboard_event_pressed::$1 ]
-Allocated zp[1]:195 [ keyboard_event_pressed::return#11 ]
-Allocated zp[1]:196 [ keyboard_matrix_read::rowid#0 ]
-Allocated zp[1]:197 [ keyboard_matrix_read::return#2 ]
-Allocated zp[1]:198 [ keyboard_event_scan::row_scan#0 ]
-Allocated zp[1]:199 [ keyboard_event_pressed::return#0 ]
-Allocated zp[1]:200 [ keyboard_event_scan::$0 ]
-Allocated zp[1]:201 [ keyboard_event_pressed::return#1 ]
-Allocated zp[1]:202 [ keyboard_event_scan::$3 ]
-Allocated zp[1]:203 [ keyboard_event_pressed::return#2 ]
-Allocated zp[1]:204 [ keyboard_event_scan::$6 ]
-Allocated zp[1]:205 [ keyboard_event_pressed::return#10 ]
-Allocated zp[1]:206 [ keyboard_event_scan::$9 ]
-Allocated zp[1]:207 [ keyboard_event_scan::$15 ]
-Allocated zp[1]:208 [ keyboard_event_scan::$16 ]
-Allocated zp[1]:209 [ keyboard_event_scan::event_type#0 ]
-Allocated zp[1]:210 [ keyboard_event_scan::$23 ]
-Allocated zp[1]:211 [ keyboard_matrix_read::return#0 ]
-Allocated zp[1]:212 [ play_init::$2 ]
-Allocated zp[1]:213 [ play_init::$3 ]
-Allocated zp[1]:214 [ sprites_init::s2#0 ]
-Allocated zp[1]:215 [ render_init::$5 ]
-Allocated zp[1]:216 [ sprites_irq::ypos#0 ]
-Allocated zp[1]:217 [ sprites_irq::$0 ]
-Allocated zp[1]:218 [ sprites_irq::raster_sprite_gfx_modify ]
-Allocated zp[1]:219 [ sprites_irq::ptr#0 ]
-Allocated zp[1]:220 [ sprites_irq::ptr#3 ]
-Allocated zp[1]:221 [ sprites_irq::ptr#4 ]
-Allocated zp[1]:222 [ sprites_irq::ptr#1 ]
-Allocated zp[1]:223 [ sprites_irq::ptr#2 ]
+Allocated zp[1]:175 [ sid_rnd::return#2 ]
+Allocated zp[1]:176 [ play_spawn_current::$5 ]
+Allocated zp[1]:177 [ sid_rnd::return#0 ]
+Allocated zp[1]:178 [ play_update_score::$2 ]
+Allocated zp[1]:179 [ play_update_score::lines_before#0 ]
+Allocated zp[1]:180 [ play_update_score::$9 ]
+Allocated zp[4]:181 [ play_update_score::add_bcd#0 ]
+Allocated zp[1]:185 [ play_update_score::$4 ]
+Allocated zp[1]:186 [ play_update_score::lines_after#0 ]
+Allocated zp[1]:187 [ play_increase_level::$1 ]
+Allocated zp[1]:188 [ play_increase_level::$5 ]
+Allocated zp[1]:189 [ play_remove_lines::c#0 ]
+Allocated zp[1]:190 [ play_lock_current::$4 ]
+Allocated zp[2]:191 [ play_lock_current::playfield_line#0 ]
+Allocated zp[1]:193 [ play_lock_current::i#1 ]
+Allocated zp[1]:194 [ keyboard_event_pressed::$0 ]
+Allocated zp[1]:195 [ keyboard_event_pressed::row_bits#0 ]
+Allocated zp[1]:196 [ keyboard_event_pressed::$1 ]
+Allocated zp[1]:197 [ keyboard_event_pressed::return#11 ]
+Allocated zp[1]:198 [ keyboard_matrix_read::rowid#0 ]
+Allocated zp[1]:199 [ keyboard_matrix_read::return#2 ]
+Allocated zp[1]:200 [ keyboard_event_scan::row_scan#0 ]
+Allocated zp[1]:201 [ keyboard_event_pressed::return#0 ]
+Allocated zp[1]:202 [ keyboard_event_scan::$0 ]
+Allocated zp[1]:203 [ keyboard_event_pressed::return#1 ]
+Allocated zp[1]:204 [ keyboard_event_scan::$3 ]
+Allocated zp[1]:205 [ keyboard_event_pressed::return#2 ]
+Allocated zp[1]:206 [ keyboard_event_scan::$6 ]
+Allocated zp[1]:207 [ keyboard_event_pressed::return#10 ]
+Allocated zp[1]:208 [ keyboard_event_scan::$9 ]
+Allocated zp[1]:209 [ keyboard_event_scan::$15 ]
+Allocated zp[1]:210 [ keyboard_event_scan::$16 ]
+Allocated zp[1]:211 [ keyboard_event_scan::event_type#0 ]
+Allocated zp[1]:212 [ keyboard_event_scan::$23 ]
+Allocated zp[1]:213 [ keyboard_matrix_read::return#0 ]
+Allocated zp[1]:214 [ play_init::$2 ]
+Allocated zp[1]:215 [ play_init::$3 ]
+Allocated zp[1]:216 [ sprites_init::s2#0 ]
+Allocated zp[1]:217 [ render_init::$5 ]
+Allocated zp[1]:218 [ sprites_irq::ypos#0 ]
+Allocated zp[1]:219 [ sprites_irq::$0 ]
+Allocated zp[1]:220 [ sprites_irq::raster_sprite_gfx_modify ]
+Allocated zp[1]:221 [ sprites_irq::ptr#0 ]
+Allocated zp[1]:222 [ sprites_irq::ptr#3 ]
+Allocated zp[1]:223 [ sprites_irq::ptr#4 ]
+Allocated zp[1]:224 [ sprites_irq::ptr#1 ]
+Allocated zp[1]:225 [ sprites_irq::ptr#2 ]
 
 INITIAL ASM
 Target platform is c64basic / MOS6502X
@@ -11473,6 +11525,10 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -11516,8 +11572,8 @@ Target platform is c64basic / MOS6502X
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -11542,11 +11598,6 @@ Target platform is c64basic / MOS6502X
   .const KEY_CTRL = $3a
   .const KEY_SPACE = $3c
   .const KEY_COMMODORE = $3d
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Address of the first screen
   .label PLAYFIELD_SCREEN_1 = $400
   // Address of the second screen
@@ -11579,6 +11630,9 @@ Target platform is c64basic / MOS6502X
   // Right side collision (cell beyond the right side of the playfield)
   .const COLLISION_RIGHT = 8
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = 2
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_B = 1
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const toSpritePtr1_return = PLAYFIELD_SPRITES/$40
@@ -11715,7 +11769,7 @@ main: {
     // asm { sei  }
     sei
     // [16] call render_init 
-    // [496] phi from main::@8 to render_init [phi:main::@8->render_init]
+    // [501] phi from main::@8 to render_init [phi:main::@8->render_init]
   render_init_from___b8:
     jsr render_init
     // [17] phi from main::@8 to main::@9 [phi:main::@8->main::@9]
@@ -11738,7 +11792,7 @@ main: {
     // main::@11
   __b11:
     // [22] call play_init 
-    // [455] phi from main::@11 to play_init [phi:main::@11->play_init]
+    // [460] phi from main::@11 to play_init [phi:main::@11->play_init]
   play_init_from___b11:
     jsr play_init
     // [23] phi from main::@11 to main::@12 [phi:main::@11->main::@12]
@@ -11783,31 +11837,31 @@ main: {
     jmp __b15
     // main::@15
   __b15:
-    // [29] (byte) current_ypos#97 ← (byte) current_ypos#6 -- vbuz1=vbuz2 
+    // [29] (byte) current_ypos#96 ← (byte) current_ypos#6 -- vbuz1=vbuz2 
     lda.z current_ypos
     sta.z current_ypos_1
-    // [30] (byte) current_xpos#118 ← (byte) current_xpos#100 -- vbuz1=vbuz2 
+    // [30] (byte) current_xpos#117 ← (byte) current_xpos#100 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z current_xpos_1
-    // [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx_1
     lda PIECES+1,y
     sta.z current_piece_gfx_1+1
-    // [32] (byte) current_piece_char#99 ← (byte) current_piece_char#5 -- vbuz1=vbuz2 
+    // [32] (byte) current_piece_char#98 ← (byte) current_piece_char#5 -- vbuz1=vbuz2 
     lda.z current_piece_char
     sta.z current_piece_char_1
     // [33] call render_moving 
     // [128] phi from main::@15 to render_moving [phi:main::@15->render_moving]
   render_moving_from___b15:
-    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#99 [phi:main::@15->render_moving#0] -- register_copy 
-    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#111 [phi:main::@15->render_moving#1] -- register_copy 
-    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#118 [phi:main::@15->render_moving#2] -- register_copy 
+    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#98 [phi:main::@15->render_moving#0] -- register_copy 
+    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#110 [phi:main::@15->render_moving#1] -- register_copy 
+    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#117 [phi:main::@15->render_moving#2] -- register_copy 
     // [128] phi (byte) render_screen_render#33 = (byte) $20 [phi:main::@15->render_moving#3] -- vbuz1=vbuc1 
     lda #$20
     sta.z render_screen_render_3
-    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#97 [phi:main::@15->render_moving#4] -- register_copy 
+    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#96 [phi:main::@15->render_moving#4] -- register_copy 
     jsr render_moving
     jmp __b16
     // main::@16
@@ -11826,13 +11880,13 @@ main: {
     jmp __b17
     // main::@17
   __b17:
-    // [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece
     lda PIECES+1,y
     sta.z current_piece+1
-    // [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx
@@ -11861,12 +11915,12 @@ main: {
     // [38] phi (byte) game_over#10 = (byte) game_over#52 [phi:main::@17->main::@1#6] -- register_copy 
     // [38] phi (byte) current_ypos#11 = (byte) current_ypos#6 [phi:main::@17->main::@1#7] -- register_copy 
     // [38] phi (byte) current_xpos#14 = (byte) current_xpos#100 [phi:main::@17->main::@1#8] -- register_copy 
-    // [38] phi (byte*) current_piece_gfx#13 = (byte*) current_piece_gfx#122 [phi:main::@17->main::@1#9] -- register_copy 
+    // [38] phi (byte*) current_piece_gfx#13 = (byte*) current_piece_gfx#121 [phi:main::@17->main::@1#9] -- register_copy 
     // [38] phi (byte) current_orientation#13 = (byte) 0 [phi:main::@17->main::@1#10] -- vbuz1=vbuc1 
     lda #0
     sta.z current_orientation
     // [38] phi (byte) current_piece_char#10 = (byte) current_piece_char#5 [phi:main::@17->main::@1#11] -- register_copy 
-    // [38] phi (byte*) current_piece#10 = (byte*) current_piece#100 [phi:main::@17->main::@1#12] -- register_copy 
+    // [38] phi (byte*) current_piece#10 = (byte*) current_piece#99 [phi:main::@17->main::@1#12] -- register_copy 
     // [38] phi (byte) current_movedown_slow#14 = (byte) current_movedown_slow#1 [phi:main::@17->main::@1#13] -- register_copy 
     // [38] phi (byte) render_screen_render#18 = (byte) $20 [phi:main::@17->main::@1#14] -- vbuz1=vbuc1 
     lda #$20
@@ -11921,7 +11975,7 @@ main: {
   __b18:
     // [43] call keyboard_event_scan 
   // Scan keyboard events
-    // [390] phi from main::@18 to keyboard_event_scan [phi:main::@18->keyboard_event_scan]
+    // [395] phi from main::@18 to keyboard_event_scan [phi:main::@18->keyboard_event_scan]
   keyboard_event_scan_from___b18:
     jsr keyboard_event_scan
     // [44] phi from main::@18 to main::@19 [phi:main::@18->main::@19]
@@ -11987,31 +12041,31 @@ main: {
     jmp __b22
     // main::@22
   __b22:
-    // [57] (byte) current_ypos#98 ← (byte) current_ypos#19 -- vbuz1=vbuz2 
+    // [57] (byte) current_ypos#97 ← (byte) current_ypos#19 -- vbuz1=vbuz2 
     lda.z current_ypos
     sta.z current_ypos_1
     // [58] (byte) render_screen_render#64 ← (byte) render_screen_render#18 -- vbuz1=vbuz2 
     lda.z render_screen_render
     sta.z render_screen_render_3
-    // [59] (byte) current_xpos#119 ← (byte) current_xpos#19 -- vbuz1=vbuz2 
+    // [59] (byte) current_xpos#118 ← (byte) current_xpos#19 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z current_xpos_1
-    // [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18 -- pbuz1=pbuz2 
+    // [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18 -- pbuz1=pbuz2 
     lda.z current_piece_gfx
     sta.z current_piece_gfx_1
     lda.z current_piece_gfx+1
     sta.z current_piece_gfx_1+1
-    // [61] (byte) current_piece_char#100 ← (byte) current_piece_char#16 -- vbuz1=vbuz2 
+    // [61] (byte) current_piece_char#99 ← (byte) current_piece_char#16 -- vbuz1=vbuz2 
     lda.z current_piece_char
     sta.z current_piece_char_1
     // [62] call render_moving 
     // [128] phi from main::@22 to render_moving [phi:main::@22->render_moving]
   render_moving_from___b22:
-    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#100 [phi:main::@22->render_moving#0] -- register_copy 
-    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#112 [phi:main::@22->render_moving#1] -- register_copy 
-    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#119 [phi:main::@22->render_moving#2] -- register_copy 
+    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#99 [phi:main::@22->render_moving#0] -- register_copy 
+    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#111 [phi:main::@22->render_moving#1] -- register_copy 
+    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#118 [phi:main::@22->render_moving#2] -- register_copy 
     // [128] phi (byte) render_screen_render#33 = (byte) render_screen_render#64 [phi:main::@22->render_moving#3] -- register_copy 
-    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#98 [phi:main::@22->render_moving#4] -- register_copy 
+    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#97 [phi:main::@22->render_moving#4] -- register_copy 
     jsr render_moving
     jmp __b23
     // main::@23
@@ -12845,7 +12899,7 @@ play_move_rotate: {
     // [190] (byte) play_collision::orientation#3 ← (byte) play_move_rotate::orientation#3 -- vbuz1=vbuz2 
     lda.z orientation
     sta.z play_collision.orientation
-    // [191] (byte*) current_piece#98 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [191] (byte*) current_piece#97 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -12856,7 +12910,7 @@ play_move_rotate: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#3 [phi:play_move_rotate::@3->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#3 [phi:play_move_rotate::@3->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#3 [phi:play_move_rotate::@3->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#98 [phi:play_move_rotate::@3->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#97 [phi:play_move_rotate::@3->play_collision#3] -- register_copy 
     jsr play_collision
     // [193] (byte) play_collision::return#14 ← (byte) play_collision::return#15 -- vbuz1=vbuz2 
     lda.z play_collision.return_5
@@ -13148,7 +13202,7 @@ play_move_leftright: {
     // [228] (byte) play_collision::orientation#2 ← (byte) current_orientation#20 -- vbuz1=vbuz2 
     lda.z current_orientation
     sta.z play_collision.orientation
-    // [229] (byte*) current_piece#97 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [229] (byte*) current_piece#96 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -13159,7 +13213,7 @@ play_move_leftright: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#2 [phi:play_move_leftright::@3->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#2 [phi:play_move_leftright::@3->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#2 [phi:play_move_leftright::@3->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#97 [phi:play_move_leftright::@3->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#96 [phi:play_move_leftright::@3->play_collision#3] -- register_copy 
     jsr play_collision
     // [231] (byte) play_collision::return#13 ← (byte) play_collision::return#15 -- vbuz1=vbuz2 
     lda.z play_collision.return_5
@@ -13212,7 +13266,7 @@ play_move_leftright: {
     // [239] (byte) play_collision::orientation#1 ← (byte) current_orientation#20 -- vbuz1=vbuz2 
     lda.z current_orientation
     sta.z play_collision.orientation
-    // [240] (byte*) current_piece#96 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [240] (byte*) current_piece#95 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -13223,7 +13277,7 @@ play_move_leftright: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#1 [phi:play_move_leftright::@1->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#1 [phi:play_move_leftright::@1->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#1 [phi:play_move_leftright::@1->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#96 [phi:play_move_leftright::@1->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#95 [phi:play_move_leftright::@1->play_collision#3] -- register_copy 
     jsr play_collision
     // [242] (byte) play_collision::return#1 ← (byte) play_collision::return#15 -- vbuz1=vbuz2 
     lda.z play_collision.return_5
@@ -13283,9 +13337,9 @@ play_move_down: {
     // play_move_down::@1
   __b1:
     // [250] call keyboard_event_pressed 
-    // [379] phi from play_move_down::@1 to keyboard_event_pressed [phi:play_move_down::@1->keyboard_event_pressed]
+    // [384] phi from play_move_down::@1 to keyboard_event_pressed [phi:play_move_down::@1->keyboard_event_pressed]
   keyboard_event_pressed_from___b1:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_SPACE [phi:play_move_down::@1->keyboard_event_pressed#0] -- vbuz1=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_SPACE [phi:play_move_down::@1->keyboard_event_pressed#0] -- vbuz1=vbuc1 
     lda #KEY_SPACE
     sta.z keyboard_event_pressed.keycode
     jsr keyboard_event_pressed
@@ -13355,7 +13409,7 @@ play_move_down: {
     // [263] (byte) play_collision::orientation#0 ← (byte) current_orientation#13 -- vbuz1=vbuz2 
     lda.z current_orientation
     sta.z play_collision.orientation
-    // [264] (byte*) current_piece#95 ← (byte*) current_piece#10 -- pbuz1=pbuz2 
+    // [264] (byte*) current_piece#94 ← (byte*) current_piece#10 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -13366,7 +13420,7 @@ play_move_down: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#0 [phi:play_move_down::@8->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#0 [phi:play_move_down::@8->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#0 [phi:play_move_down::@8->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#95 [phi:play_move_down::@8->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#94 [phi:play_move_down::@8->play_collision#3] -- register_copy 
     jsr play_collision
     // [266] (byte) play_collision::return#0 ← (byte) play_collision::return#15 -- vbuz1=vbuz2 
     lda.z play_collision.return_5
@@ -13395,7 +13449,7 @@ play_move_down: {
     // play_move_down::@14
   __b14:
     // [272] call play_remove_lines 
-    // [338] phi from play_move_down::@14 to play_remove_lines [phi:play_move_down::@14->play_remove_lines]
+    // [343] phi from play_move_down::@14 to play_remove_lines [phi:play_move_down::@14->play_remove_lines]
   play_remove_lines_from___b14:
     jsr play_remove_lines
     // [273] (byte) play_remove_lines::return#0 ← (byte) play_remove_lines::removed#7 -- vbuz1=vbuz2 
@@ -13428,13 +13482,13 @@ play_move_down: {
     jmp __b17
     // play_move_down::@17
   __b17:
-    // [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece
     lda PIECES+1,y
     sta.z current_piece+1
-    // [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx
@@ -13445,12 +13499,12 @@ play_move_down: {
     // [281] phi (byte) next_piece_idx#30 = (byte) play_spawn_current::piece_idx#2 [phi:play_move_down::@17->play_move_down::@11#0] -- register_copy 
     // [281] phi (byte) game_over#27 = (byte) game_over#52 [phi:play_move_down::@17->play_move_down::@11#1] -- register_copy 
     // [281] phi (byte) current_xpos#43 = (byte) current_xpos#100 [phi:play_move_down::@17->play_move_down::@11#2] -- register_copy 
-    // [281] phi (byte*) current_piece_gfx#35 = (byte*) current_piece_gfx#116 [phi:play_move_down::@17->play_move_down::@11#3] -- register_copy 
+    // [281] phi (byte*) current_piece_gfx#35 = (byte*) current_piece_gfx#115 [phi:play_move_down::@17->play_move_down::@11#3] -- register_copy 
     // [281] phi (byte) current_orientation#37 = (byte) 0 [phi:play_move_down::@17->play_move_down::@11#4] -- vbuz1=vbuc1 
     lda #0
     sta.z current_orientation
     // [281] phi (byte) current_piece_char#29 = (byte) current_piece_char#5 [phi:play_move_down::@17->play_move_down::@11#5] -- register_copy 
-    // [281] phi (byte*) current_piece#28 = (byte*) current_piece#92 [phi:play_move_down::@17->play_move_down::@11#6] -- register_copy 
+    // [281] phi (byte*) current_piece#28 = (byte*) current_piece#91 [phi:play_move_down::@17->play_move_down::@11#6] -- register_copy 
     // [281] phi (byte) level_bcd#31 = (byte) level_bcd#19 [phi:play_move_down::@17->play_move_down::@11#7] -- register_copy 
     // [281] phi (byte) current_movedown_slow#37 = (byte) current_movedown_slow#23 [phi:play_move_down::@17->play_move_down::@11#8] -- register_copy 
     // [281] phi (byte) level#33 = (byte) level#19 [phi:play_move_down::@17->play_move_down::@11#9] -- register_copy 
@@ -13528,9 +13582,9 @@ play_move_down: {
 // Moves the next piece into the current and spawns a new next piece
 play_spawn_current: {
     .label __1 = $ae
+    .label __5 = $b0
     .label __7 = $ac
     .label current_piece_idx = $ab
-    .label sid_rnd1_return = $af
     // Spawn a new next piece
     // Pick a random piece (0-6)
     .label piece_idx = $45
@@ -13560,7 +13614,7 @@ play_spawn_current: {
     // [292] (byte) play_collision::ypos#4 ← (byte) current_ypos#6 -- vbuz1=vbuz2 
     lda.z current_ypos
     sta.z play_collision.ypos
-    // [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z __7
     lda PIECES,y
     sta.z current_piece_1
@@ -13574,7 +13628,7 @@ play_spawn_current: {
     // [200] phi (byte) play_collision::orientation#5 = (byte) 0 [phi:play_spawn_current->play_collision#2] -- vbuz1=vbuc1 
     lda #0
     sta.z play_collision.orientation
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#99 [phi:play_spawn_current->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#98 [phi:play_spawn_current->play_collision#3] -- register_copy 
     jsr play_collision
     // [295] (byte) play_collision::return#10 ← (byte) play_collision::return#15 -- vbuz1=vbuz2 
     lda.z play_collision.return_5
@@ -13585,24 +13639,24 @@ play_spawn_current: {
     // [296] (byte~) play_spawn_current::$1 ← (byte) play_collision::return#10 -- vbuz1=vbuz2 
     lda.z play_collision.return_2
     sta.z __1
-    // [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@5 -- vbuz1_neq_vbuc1_then_la1 
+    // [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #COLLISION_PLAYFIELD
     cmp.z __1
-    bne __b5_from___b4
+    bne __b6_from___b4
     // [299] phi from play_spawn_current::@4 to play_spawn_current::@1 [phi:play_spawn_current::@4->play_spawn_current::@1]
   __b1_from___b4:
     // [299] phi (byte) game_over#52 = (byte) 1 [phi:play_spawn_current::@4->play_spawn_current::@1#0] -- vbuz1=vbuc1 
     lda #1
     sta.z game_over
     jmp __b1
-    // [298] phi from play_spawn_current::@4 to play_spawn_current::@5 [phi:play_spawn_current::@4->play_spawn_current::@5]
-  __b5_from___b4:
-    jmp __b5
-    // play_spawn_current::@5
-  __b5:
-    // [299] phi from play_spawn_current::@5 to play_spawn_current::@1 [phi:play_spawn_current::@5->play_spawn_current::@1]
-  __b1_from___b5:
-    // [299] phi (byte) game_over#52 = (byte) game_over#65 [phi:play_spawn_current::@5->play_spawn_current::@1#0] -- register_copy 
+    // [298] phi from play_spawn_current::@4 to play_spawn_current::@6 [phi:play_spawn_current::@4->play_spawn_current::@6]
+  __b6_from___b4:
+    jmp __b6
+    // play_spawn_current::@6
+  __b6:
+    // [299] phi from play_spawn_current::@6 to play_spawn_current::@1 [phi:play_spawn_current::@6->play_spawn_current::@1]
+  __b1_from___b6:
+    // [299] phi (byte) game_over#52 = (byte) game_over#65 [phi:play_spawn_current::@6->play_spawn_current::@1#0] -- register_copy 
     jmp __b1
     // play_spawn_current::@1
   __b1:
@@ -13614,63 +13668,86 @@ play_spawn_current: {
     jmp __b2
     // play_spawn_current::@2
   __b2:
-    // [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1 -- vbuz1_eq_vbuc1_then_la1 
+    // [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3 -- vbuz1_eq_vbuc1_then_la1 
     lda #7
     cmp.z piece_idx
-    beq sid_rnd1
+    beq __b3_from___b2
     jmp __breturn
     // play_spawn_current::@return
   __breturn:
     // [302] return 
     rts
-    // play_spawn_current::sid_rnd1
-  sid_rnd1:
-    // [303] (byte) play_spawn_current::sid_rnd1_return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuz1=_deref_pbuc1 
-    lda SID_VOICE3_OSC
-    sta.z sid_rnd1_return
+    // [303] phi from play_spawn_current::@2 to play_spawn_current::@3 [phi:play_spawn_current::@2->play_spawn_current::@3]
+  __b3_from___b2:
     jmp __b3
     // play_spawn_current::@3
   __b3:
-    // [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7 -- vbuz1=vbuz2_band_vbuc1 
+    // [304] call sid_rnd 
+    jsr sid_rnd
+    // [305] (byte) sid_rnd::return#2 ← (byte) sid_rnd::return#0 -- vbuz1=vbuz2 
+    lda.z sid_rnd.return
+    sta.z sid_rnd.return_1
+    jmp __b5
+    // play_spawn_current::@5
+  __b5:
+    // [306] (byte~) play_spawn_current::$5 ← (byte) sid_rnd::return#2 -- vbuz1=vbuz2 
+    lda.z sid_rnd.return_1
+    sta.z __5
+    // [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7 -- vbuz1=vbuz2_band_vbuc1 
     lda #7
-    and.z sid_rnd1_return
+    and.z __5
     sta.z piece_idx
-    // [300] phi from play_spawn_current::@3 to play_spawn_current::@2 [phi:play_spawn_current::@3->play_spawn_current::@2]
-  __b2_from___b3:
-    // [300] phi (byte) play_spawn_current::piece_idx#2 = (byte) play_spawn_current::piece_idx#1 [phi:play_spawn_current::@3->play_spawn_current::@2#0] -- register_copy 
+    // [300] phi from play_spawn_current::@5 to play_spawn_current::@2 [phi:play_spawn_current::@5->play_spawn_current::@2]
+  __b2_from___b5:
+    // [300] phi (byte) play_spawn_current::piece_idx#2 = (byte) play_spawn_current::piece_idx#1 [phi:play_spawn_current::@5->play_spawn_current::@2#0] -- register_copy 
     jmp __b2
+}
+  // sid_rnd
+// Get a random number from the SID voice 3,
+// Must be initialized with sid_rnd_init()
+sid_rnd: {
+    .label return = $b1
+    .label return_1 = $af
+    // [308] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuz1=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
+    sta.z return
+    jmp __breturn
+    // sid_rnd::@return
+  __breturn:
+    // [309] return 
+    rts
 }
   // play_update_score
 // Update the score based on the number of lines removed
 // play_update_score(byte zp($aa) removed)
 play_update_score: {
-    .label __2 = $b0
-    .label __4 = $b7
-    .label __9 = $b2
+    .label __2 = $b2
+    .label __4 = $b9
+    .label __9 = $b4
     .label removed = $aa
-    .label lines_before = $b1
-    .label add_bcd = $b3
-    .label lines_after = $b8
-    // [305] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return -- vbuz1_eq_0_then_la1 
+    .label lines_before = $b3
+    .label add_bcd = $b5
+    .label lines_after = $ba
+    // [310] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return -- vbuz1_eq_0_then_la1 
     lda.z removed
     cmp #0
     beq __breturn_from_play_update_score
     jmp __b1
     // play_update_score::@1
   __b1:
-    // [306] (byte~) play_update_score::$2 ← < (word) lines_bcd#19 -- vbuz1=_lo_vwuz2 
+    // [311] (byte~) play_update_score::$2 ← < (word) lines_bcd#19 -- vbuz1=_lo_vwuz2 
     lda.z lines_bcd
     sta.z __2
-    // [307] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0 -- vbuz1=vbuz2_band_vbuc1 
+    // [312] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0 -- vbuz1=vbuz2_band_vbuc1 
     lda #$f0
     and.z __2
     sta.z lines_before
-    // [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 -- vbuz1=vbuz2_rol_2 
+    // [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 -- vbuz1=vbuz2_rol_2 
     lda.z removed
     asl
     asl
     sta.z __9
-    // [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) -- vduz1=pduc1_derefidx_vbuz2 
+    // [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) -- vduz1=pduc1_derefidx_vbuz2 
     ldy.z __9
     lda score_add_bcd,y
     sta.z add_bcd
@@ -13682,7 +13759,7 @@ play_update_score: {
     sta.z add_bcd+3
     // asm { sed  }
     sed
-    // [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 -- vwuz1=vwuz1_plus_vbuz2 
+    // [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 -- vwuz1=vwuz1_plus_vbuz2 
     lda.z removed
     clc
     adc.z lines_bcd
@@ -13690,7 +13767,7 @@ play_update_score: {
     bcc !+
     inc.z lines_bcd+1
   !:
-    // [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 -- vduz1=vduz1_plus_vduz2 
+    // [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 -- vduz1=vduz1_plus_vduz2 
     lda.z score_bcd
     clc
     adc.z add_bcd
@@ -13706,47 +13783,47 @@ play_update_score: {
     sta.z score_bcd+3
     // asm { cld  }
     cld
-    // [314] (byte~) play_update_score::$4 ← < (word) lines_bcd#29 -- vbuz1=_lo_vwuz2 
+    // [319] (byte~) play_update_score::$4 ← < (word) lines_bcd#29 -- vbuz1=_lo_vwuz2 
     lda.z lines_bcd
     sta.z __4
-    // [315] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0 -- vbuz1=vbuz2_band_vbuc1 
+    // [320] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0 -- vbuz1=vbuz2_band_vbuc1 
     lda #$f0
     and.z __4
     sta.z lines_after
-    // [316] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return -- vbuz1_eq_vbuz2_then_la1 
+    // [321] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return -- vbuz1_eq_vbuz2_then_la1 
     lda.z lines_before
     cmp.z lines_after
     beq __breturn_from___b1
-    // [317] phi from play_update_score::@1 to play_update_score::@2 [phi:play_update_score::@1->play_update_score::@2]
+    // [322] phi from play_update_score::@1 to play_update_score::@2 [phi:play_update_score::@1->play_update_score::@2]
   __b2_from___b1:
     jmp __b2
     // play_update_score::@2
   __b2:
-    // [318] call play_increase_level 
+    // [323] call play_increase_level 
     jsr play_increase_level
-    // [319] phi from play_update_score play_update_score::@1 play_update_score::@2 to play_update_score::@return [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return]
+    // [324] phi from play_update_score play_update_score::@1 play_update_score::@2 to play_update_score::@return [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return]
   __breturn_from_play_update_score:
   __breturn_from___b1:
   __breturn_from___b2:
-    // [319] phi (byte) level_bcd#19 = (byte) level_bcd#11 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#0] -- register_copy 
-    // [319] phi (byte) current_movedown_slow#23 = (byte) current_movedown_slow#14 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#1] -- register_copy 
-    // [319] phi (byte) level#19 = (byte) level#10 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#2] -- register_copy 
-    // [319] phi (word) lines_bcd#17 = (word) lines_bcd#19 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#3] -- register_copy 
+    // [324] phi (byte) level_bcd#19 = (byte) level_bcd#11 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#0] -- register_copy 
+    // [324] phi (byte) current_movedown_slow#23 = (byte) current_movedown_slow#14 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#1] -- register_copy 
+    // [324] phi (byte) level#19 = (byte) level#10 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#2] -- register_copy 
+    // [324] phi (word) lines_bcd#17 = (word) lines_bcd#19 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#3] -- register_copy 
     jmp __breturn
     // play_update_score::@return
   __breturn:
-    // [320] return 
+    // [325] return 
     rts
 }
   // play_increase_level
 // Increase the level
 play_increase_level: {
-    .label __1 = $b9
-    .label __5 = $ba
+    .label __1 = $bb
+    .label __5 = $bc
     .label b = $47
-    // [321] (byte) level#21 ← ++ (byte) level#10 -- vbuz1=_inc_vbuz1 
+    // [326] (byte) level#21 ← ++ (byte) level#10 -- vbuz1=_inc_vbuz1 
     inc.z level
-    // [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 -- vbuz1_ge_vbuc1_then_la1 
+    // [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 -- vbuz1_ge_vbuc1_then_la1 
     // Update speed of moving tetrominos down
     lda.z level
     cmp #$1d+1
@@ -13754,68 +13831,68 @@ play_increase_level: {
     jmp __b3
     // play_increase_level::@3
   __b3:
-    // [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) -- vbuz1=pbuc1_derefidx_vbuz2 
+    // [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) -- vbuz1=pbuc1_derefidx_vbuz2 
     ldy.z level
     lda MOVEDOWN_SLOW_SPEEDS,y
     sta.z current_movedown_slow
-    // [324] phi from play_increase_level::@3 to play_increase_level::@1 [phi:play_increase_level::@3->play_increase_level::@1]
+    // [329] phi from play_increase_level::@3 to play_increase_level::@1 [phi:play_increase_level::@3->play_increase_level::@1]
   __b1_from___b3:
-    // [324] phi (byte) current_movedown_slow#65 = (byte) current_movedown_slow#10 [phi:play_increase_level::@3->play_increase_level::@1#0] -- register_copy 
+    // [329] phi (byte) current_movedown_slow#65 = (byte) current_movedown_slow#10 [phi:play_increase_level::@3->play_increase_level::@1#0] -- register_copy 
     jmp __b1
-    // [324] phi from play_increase_level to play_increase_level::@1 [phi:play_increase_level->play_increase_level::@1]
+    // [329] phi from play_increase_level to play_increase_level::@1 [phi:play_increase_level->play_increase_level::@1]
   __b1_from_play_increase_level:
-    // [324] phi (byte) current_movedown_slow#65 = (byte) 1 [phi:play_increase_level->play_increase_level::@1#0] -- vbuz1=vbuc1 
+    // [329] phi (byte) current_movedown_slow#65 = (byte) 1 [phi:play_increase_level->play_increase_level::@1#0] -- vbuz1=vbuc1 
     lda #1
     sta.z current_movedown_slow
     jmp __b1
     // play_increase_level::@1
   __b1:
-    // [325] (byte) level_bcd#21 ← ++ (byte) level_bcd#11 -- vbuz1=_inc_vbuz1 
+    // [330] (byte) level_bcd#21 ← ++ (byte) level_bcd#11 -- vbuz1=_inc_vbuz1 
     inc.z level_bcd
-    // [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f -- vbuz1=vbuz2_band_vbuc1 
+    // [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f -- vbuz1=vbuz2_band_vbuc1 
     lda #$f
     and.z level_bcd
     sta.z __1
-    // [327] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [332] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #$a
     cmp.z __1
     bne __b2_from___b1
     jmp __b4
     // play_increase_level::@4
   __b4:
-    // [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 -- vbuz1=vbuz1_plus_vbuc1 
+    // [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 -- vbuz1=vbuz1_plus_vbuc1 
     // If level low nybble hits 0xa change to 0x10
     lax.z level_bcd
     axs #-[6]
     stx.z level_bcd
-    // [329] phi from play_increase_level::@1 play_increase_level::@4 to play_increase_level::@2 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2]
+    // [334] phi from play_increase_level::@1 play_increase_level::@4 to play_increase_level::@2 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2]
   __b2_from___b1:
   __b2_from___b4:
-    // [329] phi (byte) level_bcd#62 = (byte) level_bcd#21 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2#0] -- register_copy 
+    // [334] phi (byte) level_bcd#62 = (byte) level_bcd#21 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2#0] -- register_copy 
     jmp __b2
     // play_increase_level::@2
   __b2:
     // asm { sed  }
     // Increase the score values gained
     sed
-    // [331] phi from play_increase_level::@2 to play_increase_level::@5 [phi:play_increase_level::@2->play_increase_level::@5]
+    // [336] phi from play_increase_level::@2 to play_increase_level::@5 [phi:play_increase_level::@2->play_increase_level::@5]
   __b5_from___b2:
-    // [331] phi (byte) play_increase_level::b#2 = (byte) 0 [phi:play_increase_level::@2->play_increase_level::@5#0] -- vbuz1=vbuc1 
+    // [336] phi (byte) play_increase_level::b#2 = (byte) 0 [phi:play_increase_level::@2->play_increase_level::@5#0] -- vbuz1=vbuc1 
     lda #0
     sta.z b
     jmp __b5
-    // [331] phi from play_increase_level::@5 to play_increase_level::@5 [phi:play_increase_level::@5->play_increase_level::@5]
+    // [336] phi from play_increase_level::@5 to play_increase_level::@5 [phi:play_increase_level::@5->play_increase_level::@5]
   __b5_from___b5:
-    // [331] phi (byte) play_increase_level::b#2 = (byte) play_increase_level::b#1 [phi:play_increase_level::@5->play_increase_level::@5#0] -- register_copy 
+    // [336] phi (byte) play_increase_level::b#2 = (byte) play_increase_level::b#1 [phi:play_increase_level::@5->play_increase_level::@5#0] -- register_copy 
     jmp __b5
     // play_increase_level::@5
   __b5:
-    // [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 -- vbuz1=vbuz2_rol_2 
+    // [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 -- vbuz1=vbuz2_rol_2 
     lda.z b
     asl
     asl
     sta.z __5
-    // [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) -- pduc1_derefidx_vbuz1=pduc1_derefidx_vbuz1_plus_pduc2_derefidx_vbuz1 
+    // [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) -- pduc1_derefidx_vbuz1=pduc1_derefidx_vbuz1_plus_pduc2_derefidx_vbuz1 
     ldy.z __5
     clc
     lda score_add_bcd,y
@@ -13830,9 +13907,9 @@ play_increase_level: {
     lda score_add_bcd+3,y
     adc SCORE_BASE_BCD+3,y
     sta score_add_bcd+3,y
-    // [334] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2 -- vbuz1=_inc_vbuz1 
+    // [339] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2 -- vbuz1=_inc_vbuz1 
     inc.z b
-    // [335] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5 -- vbuz1_neq_vbuc1_then_la1 
+    // [340] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5 -- vbuz1_neq_vbuc1_then_la1 
     lda #5
     cmp.z b
     bne __b5_from___b5
@@ -13844,7 +13921,7 @@ play_increase_level: {
     jmp __breturn
     // play_increase_level::@return
   __breturn:
-    // [337] return 
+    // [342] return 
     rts
 }
   // play_remove_lines
@@ -13854,7 +13931,7 @@ play_increase_level: {
 // Returns the number of lines removed
 play_remove_lines: {
     .label return = $a8
-    .label c = $bb
+    .label c = $bd
     // Start both cursors at the end of the playfield
     .label r = $4a
     .label w = $4d
@@ -13862,201 +13939,201 @@ play_remove_lines: {
     .label y = $48
     .label removed = $49
     .label full = $4c
-    // [339] phi from play_remove_lines to play_remove_lines::@1 [phi:play_remove_lines->play_remove_lines::@1]
+    // [344] phi from play_remove_lines to play_remove_lines::@1 [phi:play_remove_lines->play_remove_lines::@1]
   __b1_from_play_remove_lines:
-    // [339] phi (byte) play_remove_lines::removed#11 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#0] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::removed#11 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z removed
-    // [339] phi (byte) play_remove_lines::y#8 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#1] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::y#8 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#1] -- vbuz1=vbuc1 
     lda #0
     sta.z y
-    // [339] phi (byte) play_remove_lines::w#12 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#2] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::w#12 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#2] -- vbuz1=vbuc1 
     lda #PLAYFIELD_LINES*PLAYFIELD_COLS-1
     sta.z w
-    // [339] phi (byte) play_remove_lines::r#3 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#3] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::r#3 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#3] -- vbuz1=vbuc1 
     lda #PLAYFIELD_LINES*PLAYFIELD_COLS-1
     sta.z r
     jmp __b1
   // Read all lines and rewrite them
-    // [339] phi from play_remove_lines::@6 to play_remove_lines::@1 [phi:play_remove_lines::@6->play_remove_lines::@1]
+    // [344] phi from play_remove_lines::@6 to play_remove_lines::@1 [phi:play_remove_lines::@6->play_remove_lines::@1]
   __b1_from___b6:
-    // [339] phi (byte) play_remove_lines::removed#11 = (byte) play_remove_lines::removed#7 [phi:play_remove_lines::@6->play_remove_lines::@1#0] -- register_copy 
-    // [339] phi (byte) play_remove_lines::y#8 = (byte) play_remove_lines::y#1 [phi:play_remove_lines::@6->play_remove_lines::@1#1] -- register_copy 
-    // [339] phi (byte) play_remove_lines::w#12 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6->play_remove_lines::@1#2] -- register_copy 
-    // [339] phi (byte) play_remove_lines::r#3 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@6->play_remove_lines::@1#3] -- register_copy 
+    // [344] phi (byte) play_remove_lines::removed#11 = (byte) play_remove_lines::removed#7 [phi:play_remove_lines::@6->play_remove_lines::@1#0] -- register_copy 
+    // [344] phi (byte) play_remove_lines::y#8 = (byte) play_remove_lines::y#1 [phi:play_remove_lines::@6->play_remove_lines::@1#1] -- register_copy 
+    // [344] phi (byte) play_remove_lines::w#12 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6->play_remove_lines::@1#2] -- register_copy 
+    // [344] phi (byte) play_remove_lines::r#3 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@6->play_remove_lines::@1#3] -- register_copy 
     jmp __b1
     // play_remove_lines::@1
   __b1:
-    // [340] phi from play_remove_lines::@1 to play_remove_lines::@2 [phi:play_remove_lines::@1->play_remove_lines::@2]
+    // [345] phi from play_remove_lines::@1 to play_remove_lines::@2 [phi:play_remove_lines::@1->play_remove_lines::@2]
   __b2_from___b1:
-    // [340] phi (byte) play_remove_lines::full#4 = (byte) 1 [phi:play_remove_lines::@1->play_remove_lines::@2#0] -- vbuz1=vbuc1 
+    // [345] phi (byte) play_remove_lines::full#4 = (byte) 1 [phi:play_remove_lines::@1->play_remove_lines::@2#0] -- vbuz1=vbuc1 
     lda #1
     sta.z full
-    // [340] phi (byte) play_remove_lines::x#2 = (byte) 0 [phi:play_remove_lines::@1->play_remove_lines::@2#1] -- vbuz1=vbuc1 
+    // [345] phi (byte) play_remove_lines::x#2 = (byte) 0 [phi:play_remove_lines::@1->play_remove_lines::@2#1] -- vbuz1=vbuc1 
     lda #0
     sta.z x
-    // [340] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#12 [phi:play_remove_lines::@1->play_remove_lines::@2#2] -- register_copy 
-    // [340] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#3 [phi:play_remove_lines::@1->play_remove_lines::@2#3] -- register_copy 
+    // [345] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#12 [phi:play_remove_lines::@1->play_remove_lines::@2#2] -- register_copy 
+    // [345] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#3 [phi:play_remove_lines::@1->play_remove_lines::@2#3] -- register_copy 
     jmp __b2
-    // [340] phi from play_remove_lines::@3 to play_remove_lines::@2 [phi:play_remove_lines::@3->play_remove_lines::@2]
+    // [345] phi from play_remove_lines::@3 to play_remove_lines::@2 [phi:play_remove_lines::@3->play_remove_lines::@2]
   __b2_from___b3:
-    // [340] phi (byte) play_remove_lines::full#4 = (byte) play_remove_lines::full#2 [phi:play_remove_lines::@3->play_remove_lines::@2#0] -- register_copy 
-    // [340] phi (byte) play_remove_lines::x#2 = (byte) play_remove_lines::x#1 [phi:play_remove_lines::@3->play_remove_lines::@2#1] -- register_copy 
-    // [340] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@3->play_remove_lines::@2#2] -- register_copy 
-    // [340] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@3->play_remove_lines::@2#3] -- register_copy 
+    // [345] phi (byte) play_remove_lines::full#4 = (byte) play_remove_lines::full#2 [phi:play_remove_lines::@3->play_remove_lines::@2#0] -- register_copy 
+    // [345] phi (byte) play_remove_lines::x#2 = (byte) play_remove_lines::x#1 [phi:play_remove_lines::@3->play_remove_lines::@2#1] -- register_copy 
+    // [345] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@3->play_remove_lines::@2#2] -- register_copy 
+    // [345] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@3->play_remove_lines::@2#3] -- register_copy 
     jmp __b2
     // play_remove_lines::@2
   __b2:
-    // [341] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2) -- vbuz1=pbuc1_derefidx_vbuz2 
+    // [346] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2) -- vbuz1=pbuc1_derefidx_vbuz2 
     ldy.z r
     lda playfield,y
     sta.z c
-    // [342] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2 -- vbuz1=_dec_vbuz1 
+    // [347] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2 -- vbuz1=_dec_vbuz1 
     dec.z r
-    // [343] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9 -- vbuz1_neq_0_then_la1 
+    // [348] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9 -- vbuz1_neq_0_then_la1 
     lda.z c
     cmp #0
     bne __b9_from___b2
-    // [345] phi from play_remove_lines::@2 to play_remove_lines::@3 [phi:play_remove_lines::@2->play_remove_lines::@3]
+    // [350] phi from play_remove_lines::@2 to play_remove_lines::@3 [phi:play_remove_lines::@2->play_remove_lines::@3]
   __b3_from___b2:
-    // [345] phi (byte) play_remove_lines::full#2 = (byte) 0 [phi:play_remove_lines::@2->play_remove_lines::@3#0] -- vbuz1=vbuc1 
+    // [350] phi (byte) play_remove_lines::full#2 = (byte) 0 [phi:play_remove_lines::@2->play_remove_lines::@3#0] -- vbuz1=vbuc1 
     lda #0
     sta.z full
     jmp __b3
-    // [344] phi from play_remove_lines::@2 to play_remove_lines::@9 [phi:play_remove_lines::@2->play_remove_lines::@9]
+    // [349] phi from play_remove_lines::@2 to play_remove_lines::@9 [phi:play_remove_lines::@2->play_remove_lines::@9]
   __b9_from___b2:
     jmp __b9
     // play_remove_lines::@9
   __b9:
-    // [345] phi from play_remove_lines::@9 to play_remove_lines::@3 [phi:play_remove_lines::@9->play_remove_lines::@3]
+    // [350] phi from play_remove_lines::@9 to play_remove_lines::@3 [phi:play_remove_lines::@9->play_remove_lines::@3]
   __b3_from___b9:
-    // [345] phi (byte) play_remove_lines::full#2 = (byte) play_remove_lines::full#4 [phi:play_remove_lines::@9->play_remove_lines::@3#0] -- register_copy 
+    // [350] phi (byte) play_remove_lines::full#2 = (byte) play_remove_lines::full#4 [phi:play_remove_lines::@9->play_remove_lines::@3#0] -- register_copy 
     jmp __b3
     // play_remove_lines::@3
   __b3:
-    // [346] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [351] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0 -- pbuc1_derefidx_vbuz1=vbuz2 
     lda.z c
     ldy.z w
     sta playfield,y
-    // [347] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4 -- vbuz1=_dec_vbuz1 
+    // [352] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4 -- vbuz1=_dec_vbuz1 
     dec.z w
-    // [348] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2 -- vbuz1=_inc_vbuz1 
+    // [353] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2 -- vbuz1=_inc_vbuz1 
     inc.z x
-    // [349] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [354] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_COLS-1+1
     cmp.z x
     bne __b2_from___b3
     jmp __b4
     // play_remove_lines::@4
   __b4:
-    // [350] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6 -- vbuz1_neq_vbuc1_then_la1 
+    // [355] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #1
     cmp.z full
     bne __b6_from___b4
     jmp __b5
     // play_remove_lines::@5
   __b5:
-    // [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
+    // [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
     lax.z w
     axs #-[PLAYFIELD_COLS]
     stx.z w
-    // [352] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11 -- vbuz1=_inc_vbuz1 
+    // [357] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11 -- vbuz1=_inc_vbuz1 
     inc.z removed
-    // [353] phi from play_remove_lines::@4 play_remove_lines::@5 to play_remove_lines::@6 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6]
+    // [358] phi from play_remove_lines::@4 play_remove_lines::@5 to play_remove_lines::@6 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6]
   __b6_from___b4:
   __b6_from___b5:
-    // [353] phi (byte) play_remove_lines::removed#7 = (byte) play_remove_lines::removed#11 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#0] -- register_copy 
-    // [353] phi (byte) play_remove_lines::w#11 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#1] -- register_copy 
+    // [358] phi (byte) play_remove_lines::removed#7 = (byte) play_remove_lines::removed#11 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#0] -- register_copy 
+    // [358] phi (byte) play_remove_lines::w#11 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#1] -- register_copy 
     jmp __b6
     // play_remove_lines::@6
   __b6:
-    // [354] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8 -- vbuz1=_inc_vbuz1 
+    // [359] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8 -- vbuz1=_inc_vbuz1 
     inc.z y
-    // [355] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [360] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_LINES-1+1
     cmp.z y
     bne __b1_from___b6
-    // [356] phi from play_remove_lines::@6 play_remove_lines::@8 to play_remove_lines::@7 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7]
+    // [361] phi from play_remove_lines::@6 play_remove_lines::@8 to play_remove_lines::@7 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7]
   __b7_from___b6:
   __b7_from___b8:
-    // [356] phi (byte) play_remove_lines::w#6 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7#0] -- register_copy 
+    // [361] phi (byte) play_remove_lines::w#6 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7#0] -- register_copy 
     jmp __b7
   // Write zeros in the rest of the lines
     // play_remove_lines::@7
   __b7:
-    // [357] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8 -- vbuz1_neq_vbuc1_then_la1 
+    // [362] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8 -- vbuz1_neq_vbuc1_then_la1 
     lda #$ff
     cmp.z w
     bne __b8
     jmp __breturn
     // play_remove_lines::@return
   __breturn:
-    // [358] return 
+    // [363] return 
     rts
     // play_remove_lines::@8
   __b8:
-    // [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 -- pbuc1_derefidx_vbuz1=vbuc2 
+    // [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 -- pbuc1_derefidx_vbuz1=vbuc2 
     lda #0
     ldy.z w
     sta playfield,y
-    // [360] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6 -- vbuz1=_dec_vbuz1 
+    // [365] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6 -- vbuz1=_dec_vbuz1 
     dec.z w
     jmp __b7_from___b8
 }
   // play_lock_current
 // Lock the current piece onto the playfield
 play_lock_current: {
-    .label __4 = $bc
+    .label __4 = $be
     .label yp = $4e
-    .label playfield_line = $bd
+    .label playfield_line = $bf
     .label xp = $51
-    .label i = $bf
+    .label i = $c1
     .label c = $52
     .label l = $4f
     .label i_1 = $50
-    // [361] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11 -- vbuz1=vbuz2 
+    // [366] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11 -- vbuz1=vbuz2 
     lda.z current_ypos
     sta.z yp
-    // [362] phi from play_lock_current to play_lock_current::@1 [phi:play_lock_current->play_lock_current::@1]
+    // [367] phi from play_lock_current to play_lock_current::@1 [phi:play_lock_current->play_lock_current::@1]
   __b1_from_play_lock_current:
-    // [362] phi (byte) play_lock_current::l#6 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#0] -- vbuz1=vbuc1 
+    // [367] phi (byte) play_lock_current::l#6 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z l
-    // [362] phi (byte) play_lock_current::i#3 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#1] -- vbuz1=vbuc1 
+    // [367] phi (byte) play_lock_current::i#3 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#1] -- vbuz1=vbuc1 
     lda #0
     sta.z i_1
-    // [362] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#0 [phi:play_lock_current->play_lock_current::@1#2] -- register_copy 
+    // [367] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#0 [phi:play_lock_current->play_lock_current::@1#2] -- register_copy 
     jmp __b1
     // play_lock_current::@1
   __b1:
-    // [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
+    // [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
     lda.z yp
     asl
     sta.z __4
-    // [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z __4
     lda playfield_lines,y
     sta.z playfield_line
     lda playfield_lines+1,y
     sta.z playfield_line+1
-    // [365] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14 -- vbuz1=vbuz2 
+    // [370] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z xp
-    // [366] phi from play_lock_current::@1 to play_lock_current::@2 [phi:play_lock_current::@1->play_lock_current::@2]
+    // [371] phi from play_lock_current::@1 to play_lock_current::@2 [phi:play_lock_current::@1->play_lock_current::@2]
   __b2_from___b1:
-    // [366] phi (byte) play_lock_current::c#2 = (byte) 0 [phi:play_lock_current::@1->play_lock_current::@2#0] -- vbuz1=vbuc1 
+    // [371] phi (byte) play_lock_current::c#2 = (byte) 0 [phi:play_lock_current::@1->play_lock_current::@2#0] -- vbuz1=vbuc1 
     lda #0
     sta.z c
-    // [366] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#0 [phi:play_lock_current::@1->play_lock_current::@2#1] -- register_copy 
-    // [366] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#3 [phi:play_lock_current::@1->play_lock_current::@2#2] -- register_copy 
+    // [371] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#0 [phi:play_lock_current::@1->play_lock_current::@2#1] -- register_copy 
+    // [371] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#3 [phi:play_lock_current::@1->play_lock_current::@2#2] -- register_copy 
     jmp __b2
     // play_lock_current::@2
   __b2:
-    // [367] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2 -- vbuz1=_inc_vbuz2 
+    // [372] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2 -- vbuz1=_inc_vbuz2 
     ldy.z i_1
     iny
     sty.z i
-    // [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 -- pbuz1_derefidx_vbuz2_eq_0_then_la1 
+    // [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 -- pbuz1_derefidx_vbuz2_eq_0_then_la1 
     ldy.z i_1
     lda (current_piece_gfx),y
     cmp #0
@@ -14064,58 +14141,58 @@ play_lock_current: {
     jmp __b4
     // play_lock_current::@4
   __b4:
-    // [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 -- pbuz1_derefidx_vbuz2=vbuz3 
+    // [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 -- pbuz1_derefidx_vbuz2=vbuz3 
     lda.z current_piece_char
     ldy.z xp
     sta (playfield_line),y
     jmp __b3
     // play_lock_current::@3
   __b3:
-    // [370] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2 -- vbuz1=_inc_vbuz1 
+    // [375] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2 -- vbuz1=_inc_vbuz1 
     inc.z xp
-    // [371] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2 -- vbuz1=_inc_vbuz1 
+    // [376] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2 -- vbuz1=_inc_vbuz1 
     inc.z c
-    // [372] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7 -- vbuz1_neq_vbuc1_then_la1 
+    // [377] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7 -- vbuz1_neq_vbuc1_then_la1 
     lda #4
     cmp.z c
     bne __b7
     jmp __b5
     // play_lock_current::@5
   __b5:
-    // [373] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2 -- vbuz1=_inc_vbuz1 
+    // [378] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2 -- vbuz1=_inc_vbuz1 
     inc.z yp
-    // [374] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6 -- vbuz1=_inc_vbuz1 
+    // [379] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6 -- vbuz1=_inc_vbuz1 
     inc.z l
-    // [375] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6 -- vbuz1_neq_vbuc1_then_la1 
+    // [380] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #4
     cmp.z l
     bne __b6
     jmp __breturn
     // play_lock_current::@return
   __breturn:
-    // [376] return 
+    // [381] return 
     rts
     // play_lock_current::@6
   __b6:
-    // [377] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
+    // [382] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
     lda.z i
     sta.z i_1
-    // [362] phi from play_lock_current::@6 to play_lock_current::@1 [phi:play_lock_current::@6->play_lock_current::@1]
+    // [367] phi from play_lock_current::@6 to play_lock_current::@1 [phi:play_lock_current::@6->play_lock_current::@1]
   __b1_from___b6:
-    // [362] phi (byte) play_lock_current::l#6 = (byte) play_lock_current::l#1 [phi:play_lock_current::@6->play_lock_current::@1#0] -- register_copy 
-    // [362] phi (byte) play_lock_current::i#3 = (byte) play_lock_current::i#7 [phi:play_lock_current::@6->play_lock_current::@1#1] -- register_copy 
-    // [362] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#1 [phi:play_lock_current::@6->play_lock_current::@1#2] -- register_copy 
+    // [367] phi (byte) play_lock_current::l#6 = (byte) play_lock_current::l#1 [phi:play_lock_current::@6->play_lock_current::@1#0] -- register_copy 
+    // [367] phi (byte) play_lock_current::i#3 = (byte) play_lock_current::i#7 [phi:play_lock_current::@6->play_lock_current::@1#1] -- register_copy 
+    // [367] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#1 [phi:play_lock_current::@6->play_lock_current::@1#2] -- register_copy 
     jmp __b1
     // play_lock_current::@7
   __b7:
-    // [378] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
+    // [383] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
     lda.z i
     sta.z i_1
-    // [366] phi from play_lock_current::@7 to play_lock_current::@2 [phi:play_lock_current::@7->play_lock_current::@2]
+    // [371] phi from play_lock_current::@7 to play_lock_current::@2 [phi:play_lock_current::@7->play_lock_current::@2]
   __b2_from___b7:
-    // [366] phi (byte) play_lock_current::c#2 = (byte) play_lock_current::c#1 [phi:play_lock_current::@7->play_lock_current::@2#0] -- register_copy 
-    // [366] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#1 [phi:play_lock_current::@7->play_lock_current::@2#1] -- register_copy 
-    // [366] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#9 [phi:play_lock_current::@7->play_lock_current::@2#2] -- register_copy 
+    // [371] phi (byte) play_lock_current::c#2 = (byte) play_lock_current::c#1 [phi:play_lock_current::@7->play_lock_current::@2#0] -- register_copy 
+    // [371] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#1 [phi:play_lock_current::@7->play_lock_current::@2#1] -- register_copy 
+    // [371] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#9 [phi:play_lock_current::@7->play_lock_current::@2#2] -- register_copy 
     jmp __b2
 }
   // keyboard_event_pressed
@@ -14123,31 +14200,31 @@ play_lock_current: {
 // Returns 0 is not pressed and non-0 if pressed
 // keyboard_event_pressed(byte zp($53) keycode)
 keyboard_event_pressed: {
-    .label __0 = $c0
-    .label __1 = $c2
-    .label return = $c7
-    .label return_1 = $c9
-    .label return_2 = $cb
-    .label row_bits = $c1
-    .label return_3 = $cd
+    .label __0 = $c2
+    .label __1 = $c4
+    .label return = $c9
+    .label return_1 = $cb
+    .label return_2 = $cd
+    .label row_bits = $c3
+    .label return_3 = $cf
     .label keycode = $53
-    .label return_4 = $c3
+    .label return_4 = $c5
     .label return_5 = $a4
-    // [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 -- vbuz1=vbuz2_ror_3 
+    // [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 -- vbuz1=vbuz2_ror_3 
     lda.z keycode
     lsr
     lsr
     lsr
     sta.z __0
-    // [381] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0) -- vbuz1=pbuc1_derefidx_vbuz2 
+    // [386] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0) -- vbuz1=pbuc1_derefidx_vbuz2 
     ldy.z __0
     lda keyboard_scan_values,y
     sta.z row_bits
-    // [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 -- vbuz1=vbuz2_band_vbuc1 
+    // [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 -- vbuz1=vbuz2_band_vbuc1 
     lda #7
     and.z keycode
     sta.z __1
-    // [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) -- vbuz1=vbuz2_band_pbuc1_derefidx_vbuz3 
+    // [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) -- vbuz1=vbuz2_band_pbuc1_derefidx_vbuz3 
     lda.z row_bits
     ldy.z __1
     and keyboard_matrix_col_bitmask,y
@@ -14155,7 +14232,7 @@ keyboard_event_pressed: {
     jmp __breturn
     // keyboard_event_pressed::@return
   __breturn:
-    // [384] return 
+    // [389] return 
     rts
 }
   // keyboard_event_get
@@ -14165,34 +14242,34 @@ keyboard_event_pressed: {
 keyboard_event_get: {
     .label return = $54
     .label return_1 = $79
-    // [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return -- vbuz1_eq_0_then_la1 
+    // [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return -- vbuz1_eq_0_then_la1 
     lda.z keyboard_events_size
     cmp #0
     beq __breturn_from_keyboard_event_get
     jmp __b1
     // keyboard_event_get::@1
   __b1:
-    // [386] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13 -- vbuz1=_dec_vbuz1 
+    // [391] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13 -- vbuz1=_dec_vbuz1 
     dec.z keyboard_events_size
-    // [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) -- vbuz1=pbuc1_derefidx_vbuz2 
+    // [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) -- vbuz1=pbuc1_derefidx_vbuz2 
     ldy.z keyboard_events_size
     lda keyboard_events,y
     sta.z return
-    // [388] phi from keyboard_event_get::@1 to keyboard_event_get::@return [phi:keyboard_event_get::@1->keyboard_event_get::@return]
+    // [393] phi from keyboard_event_get::@1 to keyboard_event_get::@return [phi:keyboard_event_get::@1->keyboard_event_get::@return]
   __breturn_from___b1:
-    // [388] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#4 [phi:keyboard_event_get::@1->keyboard_event_get::@return#0] -- register_copy 
-    // [388] phi (byte) keyboard_event_get::return#2 = (byte) keyboard_event_get::return#1 [phi:keyboard_event_get::@1->keyboard_event_get::@return#1] -- register_copy 
+    // [393] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#4 [phi:keyboard_event_get::@1->keyboard_event_get::@return#0] -- register_copy 
+    // [393] phi (byte) keyboard_event_get::return#2 = (byte) keyboard_event_get::return#1 [phi:keyboard_event_get::@1->keyboard_event_get::@return#1] -- register_copy 
     jmp __breturn
-    // [388] phi from keyboard_event_get to keyboard_event_get::@return [phi:keyboard_event_get->keyboard_event_get::@return]
+    // [393] phi from keyboard_event_get to keyboard_event_get::@return [phi:keyboard_event_get->keyboard_event_get::@return]
   __breturn_from_keyboard_event_get:
-    // [388] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#13 [phi:keyboard_event_get->keyboard_event_get::@return#0] -- register_copy 
-    // [388] phi (byte) keyboard_event_get::return#2 = (byte) $ff [phi:keyboard_event_get->keyboard_event_get::@return#1] -- vbuz1=vbuc1 
+    // [393] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#13 [phi:keyboard_event_get->keyboard_event_get::@return#0] -- register_copy 
+    // [393] phi (byte) keyboard_event_get::return#2 = (byte) $ff [phi:keyboard_event_get->keyboard_event_get::@return#1] -- vbuz1=vbuc1 
     lda #$ff
     sta.z return
     jmp __breturn
     // keyboard_event_get::@return
   __breturn:
-    // [389] return 
+    // [394] return 
     rts
 }
   // keyboard_event_scan
@@ -14201,51 +14278,51 @@ keyboard_event_get: {
 // Handles debounce and only generates events when the status of a key changes.
 // Also stores current status of modifiers in keyboard_modifiers.
 keyboard_event_scan: {
-    .label __0 = $c8
-    .label __3 = $ca
-    .label __6 = $cc
-    .label __9 = $ce
-    .label __15 = $cf
-    .label __16 = $d0
-    .label __23 = $d2
-    .label row_scan = $c6
+    .label __0 = $ca
+    .label __3 = $cc
+    .label __6 = $ce
+    .label __9 = $d0
+    .label __15 = $d1
+    .label __16 = $d2
+    .label __23 = $d4
+    .label row_scan = $c8
     .label keycode = $57
     .label row = $55
     .label col = $56
-    .label event_type = $d1
-    // [391] phi from keyboard_event_scan to keyboard_event_scan::@7 [phi:keyboard_event_scan->keyboard_event_scan::@7]
+    .label event_type = $d3
+    // [396] phi from keyboard_event_scan to keyboard_event_scan::@7 [phi:keyboard_event_scan->keyboard_event_scan::@7]
   __b7_from_keyboard_event_scan:
-    // [391] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#19 [phi:keyboard_event_scan->keyboard_event_scan::@7#0] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::keycode#11 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#1] -- vbuz1=vbuc1 
+    // [396] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#19 [phi:keyboard_event_scan->keyboard_event_scan::@7#0] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::keycode#11 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#1] -- vbuz1=vbuc1 
     lda #0
     sta.z keycode
-    // [391] phi (byte) keyboard_event_scan::row#2 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#2] -- vbuz1=vbuc1 
+    // [396] phi (byte) keyboard_event_scan::row#2 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#2] -- vbuz1=vbuc1 
     lda #0
     sta.z row
     jmp __b7
-    // [391] phi from keyboard_event_scan::@8 to keyboard_event_scan::@7 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7]
+    // [396] phi from keyboard_event_scan::@8 to keyboard_event_scan::@7 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7]
   __b7_from___b8:
-    // [391] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#0] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::keycode#11 = (byte) keyboard_event_scan::keycode#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#1] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::row#2 = (byte) keyboard_event_scan::row#1 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#2] -- register_copy 
+    // [396] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#0] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::keycode#11 = (byte) keyboard_event_scan::keycode#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#1] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::row#2 = (byte) keyboard_event_scan::row#1 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#2] -- register_copy 
     jmp __b7
     // keyboard_event_scan::@7
   __b7:
-    // [392] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2 -- vbuz1=vbuz2 
+    // [397] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2 -- vbuz1=vbuz2 
     lda.z row
     sta.z keyboard_matrix_read.rowid
-    // [393] call keyboard_matrix_read 
+    // [398] call keyboard_matrix_read 
     jsr keyboard_matrix_read
-    // [394] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0 -- vbuz1=vbuz2 
+    // [399] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0 -- vbuz1=vbuz2 
     lda.z keyboard_matrix_read.return
     sta.z keyboard_matrix_read.return_1
     jmp __b19
     // keyboard_event_scan::@19
   __b19:
-    // [395] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2 -- vbuz1=vbuz2 
+    // [400] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2 -- vbuz1=vbuz2 
     lda.z keyboard_matrix_read.return_1
     sta.z row_scan
-    // [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 -- vbuz1_neq_pbuc1_derefidx_vbuz2_then_la1 
+    // [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 -- vbuz1_neq_pbuc1_derefidx_vbuz2_then_la1 
     lda.z row_scan
     ldy.z row
     cmp keyboard_scan_values,y
@@ -14253,143 +14330,143 @@ keyboard_event_scan: {
     jmp __b16
     // keyboard_event_scan::@16
   __b16:
-    // [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 -- vbuz1=vbuz1_plus_vbuc1 
+    // [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z keycode
     axs #-[8]
     stx.z keycode
-    // [398] phi from keyboard_event_scan::@15 keyboard_event_scan::@16 to keyboard_event_scan::@8 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8]
+    // [403] phi from keyboard_event_scan::@15 keyboard_event_scan::@16 to keyboard_event_scan::@8 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8]
   __b8_from___b15:
   __b8_from___b16:
-    // [398] phi (byte) keyboard_events_size#13 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#0] -- register_copy 
-    // [398] phi (byte) keyboard_event_scan::keycode#13 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#1] -- register_copy 
+    // [403] phi (byte) keyboard_events_size#13 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#0] -- register_copy 
+    // [403] phi (byte) keyboard_event_scan::keycode#13 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#1] -- register_copy 
     jmp __b8
     // keyboard_event_scan::@8
   __b8:
-    // [399] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2 -- vbuz1=_inc_vbuz1 
+    // [404] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2 -- vbuz1=_inc_vbuz1 
     inc.z row
-    // [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 -- vbuz1_neq_vbuc1_then_la1 
+    // [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 -- vbuz1_neq_vbuc1_then_la1 
     lda #8
     cmp.z row
     bne __b7_from___b8
-    // [401] phi from keyboard_event_scan::@8 to keyboard_event_scan::@17 [phi:keyboard_event_scan::@8->keyboard_event_scan::@17]
+    // [406] phi from keyboard_event_scan::@8 to keyboard_event_scan::@17 [phi:keyboard_event_scan::@8->keyboard_event_scan::@17]
   __b17_from___b8:
     jmp __b17
     // keyboard_event_scan::@17
   __b17:
-    // [402] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@17 to keyboard_event_pressed [phi:keyboard_event_scan::@17->keyboard_event_pressed]
+    // [407] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@17 to keyboard_event_pressed [phi:keyboard_event_scan::@17->keyboard_event_pressed]
   keyboard_event_pressed_from___b17:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_LSHIFT [phi:keyboard_event_scan::@17->keyboard_event_pressed#0] -- vbuz1=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_LSHIFT [phi:keyboard_event_scan::@17->keyboard_event_pressed#0] -- vbuz1=vbuc1 
     lda #KEY_LSHIFT
     sta.z keyboard_event_pressed.keycode
     jsr keyboard_event_pressed
-    // [403] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
+    // [408] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_4
     sta.z keyboard_event_pressed.return
     jmp __b20
     // keyboard_event_scan::@20
   __b20:
-    // [404] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0 -- vbuz1=vbuz2 
+    // [409] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return
     sta.z __0
-    // [405] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1 -- vbuz1_eq_0_then_la1 
+    // [410] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1 -- vbuz1_eq_0_then_la1 
     lda.z __0
     cmp #0
     beq __b1_from___b20
-    // [406] phi from keyboard_event_scan::@20 to keyboard_event_scan::@18 [phi:keyboard_event_scan::@20->keyboard_event_scan::@18]
+    // [411] phi from keyboard_event_scan::@20 to keyboard_event_scan::@18 [phi:keyboard_event_scan::@20->keyboard_event_scan::@18]
   __b18_from___b20:
     jmp __b18
     // keyboard_event_scan::@18
   __b18:
-    // [407] phi from keyboard_event_scan::@18 keyboard_event_scan::@20 to keyboard_event_scan::@1 [phi:keyboard_event_scan::@18/keyboard_event_scan::@20->keyboard_event_scan::@1]
+    // [412] phi from keyboard_event_scan::@18 keyboard_event_scan::@20 to keyboard_event_scan::@1 [phi:keyboard_event_scan::@18/keyboard_event_scan::@20->keyboard_event_scan::@1]
   __b1_from___b18:
   __b1_from___b20:
     jmp __b1
     // keyboard_event_scan::@1
   __b1:
-    // [408] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@1 to keyboard_event_pressed [phi:keyboard_event_scan::@1->keyboard_event_pressed]
+    // [413] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@1 to keyboard_event_pressed [phi:keyboard_event_scan::@1->keyboard_event_pressed]
   keyboard_event_pressed_from___b1:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_RSHIFT [phi:keyboard_event_scan::@1->keyboard_event_pressed#0] -- vbuz1=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_RSHIFT [phi:keyboard_event_scan::@1->keyboard_event_pressed#0] -- vbuz1=vbuc1 
     lda #KEY_RSHIFT
     sta.z keyboard_event_pressed.keycode
     jsr keyboard_event_pressed
-    // [409] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
+    // [414] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_4
     sta.z keyboard_event_pressed.return_1
     jmp __b21
     // keyboard_event_scan::@21
   __b21:
-    // [410] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1 -- vbuz1=vbuz2 
+    // [415] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_1
     sta.z __3
-    // [411] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2 -- vbuz1_eq_0_then_la1 
+    // [416] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2 -- vbuz1_eq_0_then_la1 
     lda.z __3
     cmp #0
     beq __b2_from___b21
-    // [412] phi from keyboard_event_scan::@21 to keyboard_event_scan::@4 [phi:keyboard_event_scan::@21->keyboard_event_scan::@4]
+    // [417] phi from keyboard_event_scan::@21 to keyboard_event_scan::@4 [phi:keyboard_event_scan::@21->keyboard_event_scan::@4]
   __b4_from___b21:
     jmp __b4
     // keyboard_event_scan::@4
   __b4:
-    // [413] phi from keyboard_event_scan::@21 keyboard_event_scan::@4 to keyboard_event_scan::@2 [phi:keyboard_event_scan::@21/keyboard_event_scan::@4->keyboard_event_scan::@2]
+    // [418] phi from keyboard_event_scan::@21 keyboard_event_scan::@4 to keyboard_event_scan::@2 [phi:keyboard_event_scan::@21/keyboard_event_scan::@4->keyboard_event_scan::@2]
   __b2_from___b21:
   __b2_from___b4:
     jmp __b2
     // keyboard_event_scan::@2
   __b2:
-    // [414] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@2 to keyboard_event_pressed [phi:keyboard_event_scan::@2->keyboard_event_pressed]
+    // [419] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@2 to keyboard_event_pressed [phi:keyboard_event_scan::@2->keyboard_event_pressed]
   keyboard_event_pressed_from___b2:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_CTRL [phi:keyboard_event_scan::@2->keyboard_event_pressed#0] -- vbuz1=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_CTRL [phi:keyboard_event_scan::@2->keyboard_event_pressed#0] -- vbuz1=vbuc1 
     lda #KEY_CTRL
     sta.z keyboard_event_pressed.keycode
     jsr keyboard_event_pressed
-    // [415] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
+    // [420] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_4
     sta.z keyboard_event_pressed.return_2
     jmp __b22
     // keyboard_event_scan::@22
   __b22:
-    // [416] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2 -- vbuz1=vbuz2 
+    // [421] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_2
     sta.z __6
-    // [417] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3 -- vbuz1_eq_0_then_la1 
+    // [422] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3 -- vbuz1_eq_0_then_la1 
     lda.z __6
     cmp #0
     beq __b3_from___b22
-    // [418] phi from keyboard_event_scan::@22 to keyboard_event_scan::@5 [phi:keyboard_event_scan::@22->keyboard_event_scan::@5]
+    // [423] phi from keyboard_event_scan::@22 to keyboard_event_scan::@5 [phi:keyboard_event_scan::@22->keyboard_event_scan::@5]
   __b5_from___b22:
     jmp __b5
     // keyboard_event_scan::@5
   __b5:
-    // [419] phi from keyboard_event_scan::@22 keyboard_event_scan::@5 to keyboard_event_scan::@3 [phi:keyboard_event_scan::@22/keyboard_event_scan::@5->keyboard_event_scan::@3]
+    // [424] phi from keyboard_event_scan::@22 keyboard_event_scan::@5 to keyboard_event_scan::@3 [phi:keyboard_event_scan::@22/keyboard_event_scan::@5->keyboard_event_scan::@3]
   __b3_from___b22:
   __b3_from___b5:
     jmp __b3
     // keyboard_event_scan::@3
   __b3:
-    // [420] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@3 to keyboard_event_pressed [phi:keyboard_event_scan::@3->keyboard_event_pressed]
+    // [425] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@3 to keyboard_event_pressed [phi:keyboard_event_scan::@3->keyboard_event_pressed]
   keyboard_event_pressed_from___b3:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_COMMODORE [phi:keyboard_event_scan::@3->keyboard_event_pressed#0] -- vbuz1=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_COMMODORE [phi:keyboard_event_scan::@3->keyboard_event_pressed#0] -- vbuz1=vbuc1 
     lda #KEY_COMMODORE
     sta.z keyboard_event_pressed.keycode
     jsr keyboard_event_pressed
-    // [421] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
+    // [426] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_4
     sta.z keyboard_event_pressed.return_3
     jmp __b23
     // keyboard_event_scan::@23
   __b23:
-    // [422] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10 -- vbuz1=vbuz2 
+    // [427] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10 -- vbuz1=vbuz2 
     lda.z keyboard_event_pressed.return_3
     sta.z __9
-    // [423] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return -- vbuz1_eq_0_then_la1 
+    // [428] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return -- vbuz1_eq_0_then_la1 
     lda.z __9
     cmp #0
     beq __breturn
-    // [424] phi from keyboard_event_scan::@23 to keyboard_event_scan::@6 [phi:keyboard_event_scan::@23->keyboard_event_scan::@6]
+    // [429] phi from keyboard_event_scan::@23 to keyboard_event_scan::@6 [phi:keyboard_event_scan::@23->keyboard_event_scan::@6]
   __b6_from___b23:
     jmp __b6
     // keyboard_event_scan::@6
@@ -14397,89 +14474,89 @@ keyboard_event_scan: {
     jmp __breturn
     // keyboard_event_scan::@return
   __breturn:
-    // [425] return 
+    // [430] return 
     rts
   // Something has changed on the keyboard row - check each column
-    // [426] phi from keyboard_event_scan::@10 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9]
+    // [431] phi from keyboard_event_scan::@10 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9]
   __b9_from___b10:
-    // [426] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#0] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#1] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::col#2 = (byte) keyboard_event_scan::col#1 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#2] -- register_copy 
+    // [431] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#0] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#1] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::col#2 = (byte) keyboard_event_scan::col#1 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#2] -- register_copy 
     jmp __b9
-    // [426] phi from keyboard_event_scan::@19 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9]
+    // [431] phi from keyboard_event_scan::@19 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9]
   __b9_from___b19:
-    // [426] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#30 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#0] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#11 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#1] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::col#2 = (byte) 0 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#2] -- vbuz1=vbuc1 
+    // [431] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#30 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#0] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#11 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#1] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::col#2 = (byte) 0 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#2] -- vbuz1=vbuc1 
     lda #0
     sta.z col
     jmp __b9
     // keyboard_event_scan::@9
   __b9:
-    // [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) -- vbuz1=vbuz2_bxor_pbuc1_derefidx_vbuz3 
+    // [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) -- vbuz1=vbuz2_bxor_pbuc1_derefidx_vbuz3 
     lda.z row_scan
     ldy.z row
     eor keyboard_scan_values,y
     sta.z __15
-    // [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuz1=vbuz2_band_pbuc1_derefidx_vbuz3 
+    // [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuz1=vbuz2_band_pbuc1_derefidx_vbuz3 
     lda.z __15
     ldy.z col
     and keyboard_matrix_col_bitmask,y
     sta.z __16
-    // [429] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10 -- vbuz1_eq_0_then_la1 
+    // [434] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10 -- vbuz1_eq_0_then_la1 
     lda.z __16
     cmp #0
     beq __b10_from___b9
     jmp __b12
     // keyboard_event_scan::@12
   __b12:
-    // [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 -- vbuz1_eq_vbuc1_then_la1 
+    // [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 -- vbuz1_eq_vbuc1_then_la1 
     lda #8
     cmp.z keyboard_events_size
     beq __b10_from___b12
     jmp __b13
     // keyboard_event_scan::@13
   __b13:
-    // [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuz1=vbuz2_band_pbuc1_derefidx_vbuz3 
+    // [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuz1=vbuz2_band_pbuc1_derefidx_vbuz3 
     lda.z row_scan
     ldy.z col
     and keyboard_matrix_col_bitmask,y
     sta.z event_type
-    // [432] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11 -- vbuz1_eq_0_then_la1 
+    // [437] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11 -- vbuz1_eq_0_then_la1 
     lda.z event_type
     cmp #0
     beq __b11
     jmp __b14
     // keyboard_event_scan::@14
   __b14:
-    // [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Key pressed
     lda.z keycode
     ldy.z keyboard_events_size
     sta keyboard_events,y
-    // [434] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
+    // [439] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
     inc.z keyboard_events_size
-    // [435] phi from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9 to keyboard_event_scan::@10 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10]
+    // [440] phi from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9 to keyboard_event_scan::@10 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10]
   __b10_from___b11:
   __b10_from___b12:
   __b10_from___b14:
   __b10_from___b9:
-    // [435] phi (byte) keyboard_events_size#29 = (byte) keyboard_events_size#1 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10#0] -- register_copy 
+    // [440] phi (byte) keyboard_events_size#29 = (byte) keyboard_events_size#1 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10#0] -- register_copy 
     jmp __b10
     // keyboard_event_scan::@10
   __b10:
-    // [436] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10 -- vbuz1=_inc_vbuz1 
+    // [441] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10 -- vbuz1=_inc_vbuz1 
     inc.z keycode
-    // [437] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2 -- vbuz1=_inc_vbuz1 
+    // [442] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2 -- vbuz1=_inc_vbuz1 
     inc.z col
-    // [438] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9 -- vbuz1_neq_vbuc1_then_la1 
+    // [443] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9 -- vbuz1_neq_vbuc1_then_la1 
     lda #8
     cmp.z col
     bne __b9_from___b10
     jmp __b15
     // keyboard_event_scan::@15
   __b15:
-    // [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Store the current keyboard status for the row to debounce
     lda.z row_scan
     ldy.z row
@@ -14487,16 +14564,16 @@ keyboard_event_scan: {
     jmp __b8_from___b15
     // keyboard_event_scan::@11
   __b11:
-    // [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 -- vbuz1=vbuz2_bor_vbuc1 
+    // [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 -- vbuz1=vbuz2_bor_vbuc1 
     lda #$40
     ora.z keycode
     sta.z __23
-    // [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Key released
     lda.z __23
     ldy.z keyboard_events_size
     sta keyboard_events,y
-    // [442] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
+    // [447] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
     inc.z keyboard_events_size
     jmp __b10_from___b11
 }
@@ -14506,23 +14583,23 @@ keyboard_event_scan: {
 // Returns the keys pressed on the row as bits according to the C64 key matrix.
 // Notice: If the C64 normal interrupt is still running it will occasionally interrupt right between the read & write
 // leading to erroneous readings. You must disable kill the normal interrupt or sei/cli around calls to the keyboard matrix reader.
-// keyboard_matrix_read(byte zp($c4) rowid)
+// keyboard_matrix_read(byte zp($c6) rowid)
 keyboard_matrix_read: {
-    .label return = $d3
-    .label rowid = $c4
-    .label return_1 = $c5
-    // [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    .label return = $d5
+    .label rowid = $c6
+    .label return_1 = $c7
+    // [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     ldy.z rowid
     lda keyboard_matrix_row_bitmask,y
     sta CIA1
-    // [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) -- vbuz1=_bnot__deref_pbuc1 
+    // [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) -- vbuz1=_bnot__deref_pbuc1 
     lda CIA1+OFFSET_STRUCT_MOS6526_CIA_PORT_B
     eor #$ff
     sta.z return
     jmp __breturn
     // keyboard_matrix_read::@return
   __breturn:
-    // [445] return 
+    // [450] return 
     rts
 }
   // render_show
@@ -14531,50 +14608,50 @@ render_show: {
     .const toD0181_return = (>(PLAYFIELD_SCREEN_1&$3fff)*4)|(>PLAYFIELD_CHARSET)/4&$f
     .const toD0182_return = (>(PLAYFIELD_SCREEN_2&$3fff)*4)|(>PLAYFIELD_CHARSET)/4&$f
     .label d018val = $59
-    // [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 -- vbuz1_eq_0_then_la1 
+    // [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 -- vbuz1_eq_0_then_la1 
     lda.z render_screen_show
     cmp #0
     beq toD0181_from_render_show
-    // [447] phi from render_show to render_show::toD0182 [phi:render_show->render_show::toD0182]
+    // [452] phi from render_show to render_show::toD0182 [phi:render_show->render_show::toD0182]
   toD0182_from_render_show:
     jmp toD0182
     // render_show::toD0182
   toD0182:
-    // [448] phi from render_show::toD0182 to render_show::@1 [phi:render_show::toD0182->render_show::@1]
+    // [453] phi from render_show::toD0182 to render_show::@1 [phi:render_show::toD0182->render_show::@1]
   __b1_from_toD0182:
-    // [448] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0182_return#0 [phi:render_show::toD0182->render_show::@1#0] -- vbuz1=vbuc1 
+    // [453] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0182_return#0 [phi:render_show::toD0182->render_show::@1#0] -- vbuz1=vbuc1 
     lda #toD0182_return
     sta.z d018val
     jmp __b1
     // render_show::@1
   __b1:
-    // [449] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3 -- _deref_pbuc1=vbuz1 
+    // [454] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3 -- _deref_pbuc1=vbuz1 
     lda.z d018val
     sta D018
-    // [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    // [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     ldy.z level
     lda PIECES_COLORS_1,y
     sta BGCOL2
-    // [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    // [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     ldy.z level
     lda PIECES_COLORS_2,y
     sta BGCOL3
-    // [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 -- vbuz1=vbuz2 
+    // [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 -- vbuz1=vbuz2 
     lda.z render_screen_show
     sta.z render_screen_showing
     jmp __breturn
     // render_show::@return
   __breturn:
-    // [453] return 
+    // [458] return 
     rts
-    // [454] phi from render_show to render_show::toD0181 [phi:render_show->render_show::toD0181]
+    // [459] phi from render_show to render_show::toD0181 [phi:render_show->render_show::toD0181]
   toD0181_from_render_show:
     jmp toD0181
     // render_show::toD0181
   toD0181:
-    // [448] phi from render_show::toD0181 to render_show::@1 [phi:render_show::toD0181->render_show::@1]
+    // [453] phi from render_show::toD0181 to render_show::@1 [phi:render_show::toD0181->render_show::@1]
   __b1_from_toD0181:
-    // [448] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0181_return#0 [phi:render_show::toD0181->render_show::@1#0] -- vbuz1=vbuc1 
+    // [453] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0181_return#0 [phi:render_show::toD0181->render_show::@1#0] -- vbuz1=vbuc1 
     lda #toD0181_return
     sta.z d018val
     jmp __b1
@@ -14582,50 +14659,50 @@ render_show: {
   // play_init
 // Initialize play data tables
 play_init: {
-    .label __2 = $d4
-    .label __3 = $d5
+    .label __2 = $d6
+    .label __3 = $d7
     .label pli = $5b
     // Initialize the playfield line pointers;
     .label idx = $5d
     .label j = $5a
     .label b = $5e
-    // [456] phi from play_init to play_init::@1 [phi:play_init->play_init::@1]
+    // [461] phi from play_init to play_init::@1 [phi:play_init->play_init::@1]
   __b1_from_play_init:
-    // [456] phi (byte) play_init::idx#2 = (byte) 0 [phi:play_init->play_init::@1#0] -- vbuz1=vbuc1 
+    // [461] phi (byte) play_init::idx#2 = (byte) 0 [phi:play_init->play_init::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z idx
-    // [456] phi (byte*) play_init::pli#2 = (const byte*) playfield [phi:play_init->play_init::@1#1] -- pbuz1=pbuc1 
+    // [461] phi (byte*) play_init::pli#2 = (const byte*) playfield [phi:play_init->play_init::@1#1] -- pbuz1=pbuc1 
     lda #<playfield
     sta.z pli
     lda #>playfield
     sta.z pli+1
-    // [456] phi (byte) play_init::j#2 = (byte) 0 [phi:play_init->play_init::@1#2] -- vbuz1=vbuc1 
+    // [461] phi (byte) play_init::j#2 = (byte) 0 [phi:play_init->play_init::@1#2] -- vbuz1=vbuc1 
     lda #0
     sta.z j
     jmp __b1
-    // [456] phi from play_init::@1 to play_init::@1 [phi:play_init::@1->play_init::@1]
+    // [461] phi from play_init::@1 to play_init::@1 [phi:play_init::@1->play_init::@1]
   __b1_from___b1:
-    // [456] phi (byte) play_init::idx#2 = (byte) play_init::idx#1 [phi:play_init::@1->play_init::@1#0] -- register_copy 
-    // [456] phi (byte*) play_init::pli#2 = (byte*) play_init::pli#1 [phi:play_init::@1->play_init::@1#1] -- register_copy 
-    // [456] phi (byte) play_init::j#2 = (byte) play_init::j#1 [phi:play_init::@1->play_init::@1#2] -- register_copy 
+    // [461] phi (byte) play_init::idx#2 = (byte) play_init::idx#1 [phi:play_init::@1->play_init::@1#0] -- register_copy 
+    // [461] phi (byte*) play_init::pli#2 = (byte*) play_init::pli#1 [phi:play_init::@1->play_init::@1#1] -- register_copy 
+    // [461] phi (byte) play_init::j#2 = (byte) play_init::j#1 [phi:play_init::@1->play_init::@1#2] -- register_copy 
     jmp __b1
     // play_init::@1
   __b1:
-    // [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
+    // [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
     lda.z j
     asl
     sta.z __2
-    // [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 -- pptc1_derefidx_vbuz1=pbuz2 
+    // [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 -- pptc1_derefidx_vbuz1=pbuz2 
     ldy.z __2
     lda.z pli
     sta playfield_lines,y
     lda.z pli+1
     sta playfield_lines+1,y
-    // [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 -- pbuc1_derefidx_vbuz1=vbuz2 
     lda.z idx
     ldy.z j
     sta playfield_lines_idx,y
-    // [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS -- pbuz1=pbuz1_plus_vbuc1 
+    // [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS -- pbuz1=pbuz1_plus_vbuc1 
     lda #PLAYFIELD_COLS
     clc
     adc.z pli
@@ -14633,45 +14710,45 @@ play_init: {
     bcc !+
     inc.z pli+1
   !:
-    // [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
+    // [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
     lax.z idx
     axs #-[PLAYFIELD_COLS]
     stx.z idx
-    // [462] (byte) play_init::j#1 ← ++ (byte) play_init::j#2 -- vbuz1=_inc_vbuz1 
+    // [467] (byte) play_init::j#1 ← ++ (byte) play_init::j#2 -- vbuz1=_inc_vbuz1 
     inc.z j
-    // [463] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [468] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_LINES-1+1
     cmp.z j
     bne __b1_from___b1
     jmp __b2
     // play_init::@2
   __b2:
-    // [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES -- _deref_pbuc1=vbuc2 
+    // [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES -- _deref_pbuc1=vbuc2 
     lda #PLAYFIELD_COLS*PLAYFIELD_LINES
     sta playfield_lines_idx+PLAYFIELD_LINES
-    // [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) -- vbuz1=_deref_pbuc1 
+    // [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) -- vbuz1=_deref_pbuc1 
     // Set initial speed of moving down a tetromino
     lda MOVEDOWN_SLOW_SPEEDS
     sta.z current_movedown_slow
-    // [466] phi from play_init::@2 to play_init::@3 [phi:play_init::@2->play_init::@3]
+    // [471] phi from play_init::@2 to play_init::@3 [phi:play_init::@2->play_init::@3]
   __b3_from___b2:
-    // [466] phi (byte) play_init::b#2 = (byte) 0 [phi:play_init::@2->play_init::@3#0] -- vbuz1=vbuc1 
+    // [471] phi (byte) play_init::b#2 = (byte) 0 [phi:play_init::@2->play_init::@3#0] -- vbuz1=vbuc1 
     lda #0
     sta.z b
     jmp __b3
   // Set the initial score add values
-    // [466] phi from play_init::@3 to play_init::@3 [phi:play_init::@3->play_init::@3]
+    // [471] phi from play_init::@3 to play_init::@3 [phi:play_init::@3->play_init::@3]
   __b3_from___b3:
-    // [466] phi (byte) play_init::b#2 = (byte) play_init::b#1 [phi:play_init::@3->play_init::@3#0] -- register_copy 
+    // [471] phi (byte) play_init::b#2 = (byte) play_init::b#1 [phi:play_init::@3->play_init::@3#0] -- register_copy 
     jmp __b3
     // play_init::@3
   __b3:
-    // [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 -- vbuz1=vbuz2_rol_2 
+    // [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 -- vbuz1=vbuz2_rol_2 
     lda.z b
     asl
     asl
     sta.z __3
-    // [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) -- pduc1_derefidx_vbuz1=pduc2_derefidx_vbuz1 
+    // [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) -- pduc1_derefidx_vbuz1=pduc2_derefidx_vbuz1 
     ldy.z __3
     lda SCORE_BASE_BCD,y
     sta score_add_bcd,y
@@ -14681,16 +14758,16 @@ play_init: {
     sta score_add_bcd+2,y
     lda SCORE_BASE_BCD+3,y
     sta score_add_bcd+3,y
-    // [469] (byte) play_init::b#1 ← ++ (byte) play_init::b#2 -- vbuz1=_inc_vbuz1 
+    // [474] (byte) play_init::b#1 ← ++ (byte) play_init::b#2 -- vbuz1=_inc_vbuz1 
     inc.z b
-    // [470] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3 -- vbuz1_neq_vbuc1_then_la1 
+    // [475] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3 -- vbuz1_neq_vbuc1_then_la1 
     lda #5
     cmp.z b
     bne __b3_from___b3
     jmp __breturn
     // play_init::@return
   __breturn:
-    // [471] return 
+    // [476] return 
     rts
 }
   // sprites_irq_init
@@ -14698,36 +14775,36 @@ play_init: {
 sprites_irq_init: {
     // asm { sei  }
     sei
-    // [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Acknowledge any IRQ and setup the next one
     lda #IRQ_RASTER
     sta IRQ_STATUS
     // asm { ldaCIA1_INTERRUPT  }
     lda CIA1_INTERRUPT
-    // [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK -- _deref_pbuc1=vbuc2 
+    // [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK -- _deref_pbuc1=vbuc2 
     // Disable kernal & basic
     lda #PROCPORT_DDR_MEMORY_MASK
     sta PROCPORT_DDR
-    // [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO -- _deref_pbuc1=vbuc2 
+    // [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO -- _deref_pbuc1=vbuc2 
     lda #PROCPORT_RAM_IO
     sta PROCPORT
-    // [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR -- _deref_pbuc1=vbuc2 
+    // [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR -- _deref_pbuc1=vbuc2 
     // Disable CIA 1 Timer IRQ
     lda #CIA_INTERRUPT_CLEAR
     sta CIA1+OFFSET_STRUCT_MOS6526_CIA_INTERRUPT
-    // [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2 
+    // [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2 
     // Set raster line
     lda #$7f
     and VIC_CONTROL
     sta VIC_CONTROL
-    // [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST -- _deref_pbuc1=vbuc2 
+    // [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST -- _deref_pbuc1=vbuc2 
     lda #IRQ_RASTER_FIRST
     sta RASTER
-    // [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Enable Raster Interrupt
     lda #IRQ_RASTER
     sta IRQ_ENABLE
-    // [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() -- _deref_pptc1=pprc2 
+    // [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() -- _deref_pptc1=pprc2 
     // Set the IRQ routine
     lda #<sprites_irq
     sta HARDWARE_IRQ
@@ -14738,76 +14815,76 @@ sprites_irq_init: {
     jmp __breturn
     // sprites_irq_init::@return
   __breturn:
-    // [483] return 
+    // [488] return 
     rts
 }
   // sprites_init
 // Setup the sprites
 sprites_init: {
-    .label s2 = $d6
+    .label s2 = $d8
     .label xpos = $60
     .label s = $5f
-    // [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f -- _deref_pbuc1=vbuc2 
+    // [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f -- _deref_pbuc1=vbuc2 
     lda #$f
     sta SPRITES_ENABLE
-    // [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 -- _deref_pbuc1=vbuc2 
+    // [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 -- _deref_pbuc1=vbuc2 
     lda #0
     sta SPRITES_MC
-    // [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) -- _deref_pbuc1=_deref_pbuc2 
+    // [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) -- _deref_pbuc1=_deref_pbuc2 
     lda SPRITES_MC
     sta SPRITES_EXPAND_Y
-    // [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) -- _deref_pbuc1=_deref_pbuc2 
+    // [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) -- _deref_pbuc1=_deref_pbuc2 
     lda SPRITES_EXPAND_Y
     sta SPRITES_EXPAND_X
-    // [488] phi from sprites_init to sprites_init::@1 [phi:sprites_init->sprites_init::@1]
+    // [493] phi from sprites_init to sprites_init::@1 [phi:sprites_init->sprites_init::@1]
   __b1_from_sprites_init:
-    // [488] phi (byte) sprites_init::xpos#2 = (byte)(number) $18+(number) $f*(number) 8 [phi:sprites_init->sprites_init::@1#0] -- vbuz1=vbuc1 
+    // [493] phi (byte) sprites_init::xpos#2 = (byte)(number) $18+(number) $f*(number) 8 [phi:sprites_init->sprites_init::@1#0] -- vbuz1=vbuc1 
     lda #$18+$f*8
     sta.z xpos
-    // [488] phi (byte) sprites_init::s#2 = (byte) 0 [phi:sprites_init->sprites_init::@1#1] -- vbuz1=vbuc1 
+    // [493] phi (byte) sprites_init::s#2 = (byte) 0 [phi:sprites_init->sprites_init::@1#1] -- vbuz1=vbuc1 
     lda #0
     sta.z s
     jmp __b1
-    // [488] phi from sprites_init::@1 to sprites_init::@1 [phi:sprites_init::@1->sprites_init::@1]
+    // [493] phi from sprites_init::@1 to sprites_init::@1 [phi:sprites_init::@1->sprites_init::@1]
   __b1_from___b1:
-    // [488] phi (byte) sprites_init::xpos#2 = (byte) sprites_init::xpos#1 [phi:sprites_init::@1->sprites_init::@1#0] -- register_copy 
-    // [488] phi (byte) sprites_init::s#2 = (byte) sprites_init::s#1 [phi:sprites_init::@1->sprites_init::@1#1] -- register_copy 
+    // [493] phi (byte) sprites_init::xpos#2 = (byte) sprites_init::xpos#1 [phi:sprites_init::@1->sprites_init::@1#0] -- register_copy 
+    // [493] phi (byte) sprites_init::s#2 = (byte) sprites_init::s#1 [phi:sprites_init::@1->sprites_init::@1#1] -- register_copy 
     jmp __b1
     // sprites_init::@1
   __b1:
-    // [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
+    // [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
     lda.z s
     asl
     sta.z s2
-    // [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 -- pbuc1_derefidx_vbuz1=vbuz2 
     lda.z xpos
     ldy.z s2
     sta SPRITES_XPOS,y
-    // [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK -- pbuc1_derefidx_vbuz1=vbuc2 
+    // [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK -- pbuc1_derefidx_vbuz1=vbuc2 
     lda #BLACK
     ldy.z s
     sta SPRITES_COLS,y
-    // [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 -- vbuz1=vbuz1_plus_vbuc1 
+    // [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z xpos
     axs #-[$18]
     stx.z xpos
-    // [493] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2 -- vbuz1=_inc_vbuz1 
+    // [498] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2 -- vbuz1=_inc_vbuz1 
     inc.z s
-    // [494] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [499] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #4
     cmp.z s
     bne __b1_from___b1
     jmp __breturn
     // sprites_init::@return
   __breturn:
-    // [495] return 
+    // [500] return 
     rts
 }
   // render_init
 // Initialize rendering
 render_init: {
     .const vicSelectGfxBank1_toDd001_return = 3
-    .label __5 = $d7
+    .label __5 = $d9
     // Initialize the screen line pointers;
     .label li_1 = $62
     .label li_2 = $64
@@ -14815,10 +14892,10 @@ render_init: {
     jmp vicSelectGfxBank1
     // render_init::vicSelectGfxBank1
   vicSelectGfxBank1:
-    // [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 -- _deref_pbuc1=vbuc2 
+    // [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 -- _deref_pbuc1=vbuc2 
     lda #3
     sta CIA2+OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR
-    // [498] phi from render_init::vicSelectGfxBank1 to render_init::vicSelectGfxBank1_toDd001 [phi:render_init::vicSelectGfxBank1->render_init::vicSelectGfxBank1_toDd001]
+    // [503] phi from render_init::vicSelectGfxBank1 to render_init::vicSelectGfxBank1_toDd001 [phi:render_init::vicSelectGfxBank1->render_init::vicSelectGfxBank1_toDd001]
   vicSelectGfxBank1_toDd001_from_vicSelectGfxBank1:
     jmp vicSelectGfxBank1_toDd001
     // render_init::vicSelectGfxBank1_toDd001
@@ -14826,96 +14903,96 @@ render_init: {
     jmp vicSelectGfxBank1___b1
     // render_init::vicSelectGfxBank1_@1
   vicSelectGfxBank1___b1:
-    // [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 -- _deref_pbuc1=vbuc2 
+    // [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 -- _deref_pbuc1=vbuc2 
     lda #vicSelectGfxBank1_toDd001_return
     sta CIA2
     jmp __b2
     // render_init::@2
   __b2:
-    // [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 -- _deref_pbuc1=vbuc2 
+    // [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 -- _deref_pbuc1=vbuc2 
     // Enable Extended Background Color Mode
     lda #VIC_ECM|VIC_DEN|VIC_RSEL|3
     sta D011
-    // [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
+    // [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
     lda #BLACK
     sta BORDERCOL
-    // [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
+    // [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
     lda #BLACK
     sta BGCOL1
-    // [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) -- _deref_pbuc1=_deref_pbuc2 
+    // [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) -- _deref_pbuc1=_deref_pbuc2 
     lda PIECES_COLORS_1
     sta BGCOL2
-    // [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) -- _deref_pbuc1=_deref_pbuc2 
+    // [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) -- _deref_pbuc1=_deref_pbuc2 
     lda PIECES_COLORS_2
     sta BGCOL3
-    // [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY -- _deref_pbuc1=vbuc2 
+    // [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY -- _deref_pbuc1=vbuc2 
     lda #GREY
     sta BGCOL4
-    // [506] call render_screen_original 
+    // [511] call render_screen_original 
   // Setup chars on the screens
-    // [518] phi from render_init::@2 to render_screen_original [phi:render_init::@2->render_screen_original]
+    // [523] phi from render_init::@2 to render_screen_original [phi:render_init::@2->render_screen_original]
   render_screen_original_from___b2:
-    // [518] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_1 [phi:render_init::@2->render_screen_original#0] -- pbuz1=pbuc1 
+    // [523] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_1 [phi:render_init::@2->render_screen_original#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_1
     sta.z render_screen_original.screen
     lda #>PLAYFIELD_SCREEN_1
     sta.z render_screen_original.screen+1
     jsr render_screen_original
-    // [507] phi from render_init::@2 to render_init::@3 [phi:render_init::@2->render_init::@3]
+    // [512] phi from render_init::@2 to render_init::@3 [phi:render_init::@2->render_init::@3]
   __b3_from___b2:
     jmp __b3
     // render_init::@3
   __b3:
-    // [508] call render_screen_original 
-    // [518] phi from render_init::@3 to render_screen_original [phi:render_init::@3->render_screen_original]
+    // [513] call render_screen_original 
+    // [523] phi from render_init::@3 to render_screen_original [phi:render_init::@3->render_screen_original]
   render_screen_original_from___b3:
-    // [518] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_2 [phi:render_init::@3->render_screen_original#0] -- pbuz1=pbuc1 
+    // [523] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_2 [phi:render_init::@3->render_screen_original#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_2
     sta.z render_screen_original.screen
     lda #>PLAYFIELD_SCREEN_2
     sta.z render_screen_original.screen+1
     jsr render_screen_original
-    // [509] phi from render_init::@3 to render_init::@1 [phi:render_init::@3->render_init::@1]
+    // [514] phi from render_init::@3 to render_init::@1 [phi:render_init::@3->render_init::@1]
   __b1_from___b3:
-    // [509] phi (byte*) render_init::li_2#2 = (const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#0] -- pbuz1=pbuc1 
+    // [514] phi (byte*) render_init::li_2#2 = (const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_2+2*$28+$10
     sta.z li_2
     lda #>PLAYFIELD_SCREEN_2+2*$28+$10
     sta.z li_2+1
-    // [509] phi (byte*) render_init::li_1#2 = (const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#1] -- pbuz1=pbuc1 
+    // [514] phi (byte*) render_init::li_1#2 = (const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#1] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_1+2*$28+$10
     sta.z li_1
     lda #>PLAYFIELD_SCREEN_1+2*$28+$10
     sta.z li_1+1
-    // [509] phi (byte) render_init::i#2 = (byte) 0 [phi:render_init::@3->render_init::@1#2] -- vbuz1=vbuc1 
+    // [514] phi (byte) render_init::i#2 = (byte) 0 [phi:render_init::@3->render_init::@1#2] -- vbuz1=vbuc1 
     lda #0
     sta.z i
     jmp __b1
-    // [509] phi from render_init::@1 to render_init::@1 [phi:render_init::@1->render_init::@1]
+    // [514] phi from render_init::@1 to render_init::@1 [phi:render_init::@1->render_init::@1]
   __b1_from___b1:
-    // [509] phi (byte*) render_init::li_2#2 = (byte*) render_init::li_2#1 [phi:render_init::@1->render_init::@1#0] -- register_copy 
-    // [509] phi (byte*) render_init::li_1#2 = (byte*) render_init::li_1#1 [phi:render_init::@1->render_init::@1#1] -- register_copy 
-    // [509] phi (byte) render_init::i#2 = (byte) render_init::i#1 [phi:render_init::@1->render_init::@1#2] -- register_copy 
+    // [514] phi (byte*) render_init::li_2#2 = (byte*) render_init::li_2#1 [phi:render_init::@1->render_init::@1#0] -- register_copy 
+    // [514] phi (byte*) render_init::li_1#2 = (byte*) render_init::li_1#1 [phi:render_init::@1->render_init::@1#1] -- register_copy 
+    // [514] phi (byte) render_init::i#2 = (byte) render_init::i#1 [phi:render_init::@1->render_init::@1#2] -- register_copy 
     jmp __b1
     // render_init::@1
   __b1:
-    // [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
+    // [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
     lda.z i
     asl
     sta.z __5
-    // [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 -- pptc1_derefidx_vbuz1=pbuz2 
+    // [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 -- pptc1_derefidx_vbuz1=pbuz2 
     ldy.z __5
     lda.z li_1
     sta screen_lines_1,y
     lda.z li_1+1
     sta screen_lines_1+1,y
-    // [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 -- pptc1_derefidx_vbuz1=pbuz2 
+    // [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 -- pptc1_derefidx_vbuz1=pbuz2 
     ldy.z __5
     lda.z li_2
     sta screen_lines_2,y
     lda.z li_2+1
     sta screen_lines_2+1,y
-    // [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
+    // [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$28
     clc
     adc.z li_1
@@ -14923,7 +15000,7 @@ render_init: {
     bcc !+
     inc.z li_1+1
   !:
-    // [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
+    // [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$28
     clc
     adc.z li_2
@@ -14931,16 +15008,16 @@ render_init: {
     bcc !+
     inc.z li_2+1
   !:
-    // [515] (byte) render_init::i#1 ← ++ (byte) render_init::i#2 -- vbuz1=_inc_vbuz1 
+    // [520] (byte) render_init::i#1 ← ++ (byte) render_init::i#2 -- vbuz1=_inc_vbuz1 
     inc.z i
-    // [516] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [521] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_LINES-1+1
     cmp.z i
     bne __b1_from___b1
     jmp __breturn
     // render_init::@return
   __breturn:
-    // [517] return 
+    // [522] return 
     rts
 }
   // render_screen_original
@@ -14955,188 +15032,188 @@ render_screen_original: {
     .label oscr = $67
     .label ocols = $69
     .label y = $66
-    // [519] phi from render_screen_original to render_screen_original::@1 [phi:render_screen_original->render_screen_original::@1]
+    // [524] phi from render_screen_original to render_screen_original::@1 [phi:render_screen_original->render_screen_original::@1]
   __b1_from_render_screen_original:
-    // [519] phi (byte) render_screen_original::y#6 = (byte) 0 [phi:render_screen_original->render_screen_original::@1#0] -- vbuz1=vbuc1 
+    // [524] phi (byte) render_screen_original::y#6 = (byte) 0 [phi:render_screen_original->render_screen_original::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z y
-    // [519] phi (byte*) render_screen_original::ocols#4 = (const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#1] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::ocols#4 = (const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#1] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_COLORS_ORIGINAL+$20*2
     sta.z ocols
     lda #>PLAYFIELD_COLORS_ORIGINAL+$20*2
     sta.z ocols+1
-    // [519] phi (byte*) render_screen_original::oscr#4 = (const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#2] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::oscr#4 = (const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#2] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_ORIGINAL+$20*2
     sta.z oscr
     lda #>PLAYFIELD_SCREEN_ORIGINAL+$20*2
     sta.z oscr+1
-    // [519] phi (byte*) render_screen_original::cols#7 = (const nomodify byte*) COLS [phi:render_screen_original->render_screen_original::@1#3] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::cols#7 = (const nomodify byte*) COLS [phi:render_screen_original->render_screen_original::@1#3] -- pbuz1=pbuc1 
     lda #<COLS
     sta.z cols
     lda #>COLS
     sta.z cols+1
-    // [519] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#9 [phi:render_screen_original->render_screen_original::@1#4] -- register_copy 
+    // [524] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#9 [phi:render_screen_original->render_screen_original::@1#4] -- register_copy 
     jmp __b1
-    // [519] phi from render_screen_original::@5 to render_screen_original::@1 [phi:render_screen_original::@5->render_screen_original::@1]
+    // [524] phi from render_screen_original::@5 to render_screen_original::@1 [phi:render_screen_original::@5->render_screen_original::@1]
   __b1_from___b5:
-    // [519] phi (byte) render_screen_original::y#6 = (byte) render_screen_original::y#1 [phi:render_screen_original::@5->render_screen_original::@1#0] -- register_copy 
-    // [519] phi (byte*) render_screen_original::ocols#4 = (byte*) render_screen_original::ocols#1 [phi:render_screen_original::@5->render_screen_original::@1#1] -- register_copy 
-    // [519] phi (byte*) render_screen_original::oscr#4 = (byte*) render_screen_original::oscr#1 [phi:render_screen_original::@5->render_screen_original::@1#2] -- register_copy 
-    // [519] phi (byte*) render_screen_original::cols#7 = (byte*) render_screen_original::cols#3 [phi:render_screen_original::@5->render_screen_original::@1#3] -- register_copy 
-    // [519] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#10 [phi:render_screen_original::@5->render_screen_original::@1#4] -- register_copy 
+    // [524] phi (byte) render_screen_original::y#6 = (byte) render_screen_original::y#1 [phi:render_screen_original::@5->render_screen_original::@1#0] -- register_copy 
+    // [524] phi (byte*) render_screen_original::ocols#4 = (byte*) render_screen_original::ocols#1 [phi:render_screen_original::@5->render_screen_original::@1#1] -- register_copy 
+    // [524] phi (byte*) render_screen_original::oscr#4 = (byte*) render_screen_original::oscr#1 [phi:render_screen_original::@5->render_screen_original::@1#2] -- register_copy 
+    // [524] phi (byte*) render_screen_original::cols#7 = (byte*) render_screen_original::cols#3 [phi:render_screen_original::@5->render_screen_original::@1#3] -- register_copy 
+    // [524] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#10 [phi:render_screen_original::@5->render_screen_original::@1#4] -- register_copy 
     jmp __b1
     // render_screen_original::@1
   __b1:
-    // [520] phi from render_screen_original::@1 to render_screen_original::@2 [phi:render_screen_original::@1->render_screen_original::@2]
+    // [525] phi from render_screen_original::@1 to render_screen_original::@2 [phi:render_screen_original::@1->render_screen_original::@2]
   __b2_from___b1:
-    // [520] phi (byte) render_screen_original::x#4 = (byte) 0 [phi:render_screen_original::@1->render_screen_original::@2#0] -- vbuz1=vbuc1 
+    // [525] phi (byte) render_screen_original::x#4 = (byte) 0 [phi:render_screen_original::@1->render_screen_original::@2#0] -- vbuz1=vbuc1 
     lda #0
     sta.z x
-    // [520] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#7 [phi:render_screen_original::@1->render_screen_original::@2#1] -- register_copy 
-    // [520] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#8 [phi:render_screen_original::@1->render_screen_original::@2#2] -- register_copy 
+    // [525] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#7 [phi:render_screen_original::@1->render_screen_original::@2#1] -- register_copy 
+    // [525] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#8 [phi:render_screen_original::@1->render_screen_original::@2#2] -- register_copy 
     jmp __b2
-    // [520] phi from render_screen_original::@2 to render_screen_original::@2 [phi:render_screen_original::@2->render_screen_original::@2]
+    // [525] phi from render_screen_original::@2 to render_screen_original::@2 [phi:render_screen_original::@2->render_screen_original::@2]
   __b2_from___b2:
-    // [520] phi (byte) render_screen_original::x#4 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2->render_screen_original::@2#0] -- register_copy 
-    // [520] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2->render_screen_original::@2#1] -- register_copy 
-    // [520] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2->render_screen_original::@2#2] -- register_copy 
+    // [525] phi (byte) render_screen_original::x#4 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2->render_screen_original::@2#0] -- register_copy 
+    // [525] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2->render_screen_original::@2#1] -- register_copy 
+    // [525] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2->render_screen_original::@2#2] -- register_copy 
     jmp __b2
     // render_screen_original::@2
   __b2:
-    // [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
+    // [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
     lda #SPACE
     ldy #0
     sta (screen),y
-    // [522] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5 -- pbuz1=_inc_pbuz1 
+    // [527] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
+    // [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
     lda #BLACK
     ldy #0
     sta (cols),y
-    // [524] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4 -- pbuz1=_inc_pbuz1 
+    // [529] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [525] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4 -- vbuz1=_inc_vbuz1 
+    // [530] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4 -- vbuz1=_inc_vbuz1 
     inc.z x
-    // [526] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [531] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #4
     cmp.z x
     bne __b2_from___b2
-    // [527] phi from render_screen_original::@2 render_screen_original::@3 to render_screen_original::@3 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3]
+    // [532] phi from render_screen_original::@2 render_screen_original::@3 to render_screen_original::@3 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3]
   __b3_from___b2:
   __b3_from___b3:
-    // [527] phi (byte) render_screen_original::x#5 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#0] -- register_copy 
-    // [527] phi (byte*) render_screen_original::cols#5 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#1] -- register_copy 
-    // [527] phi (byte*) render_screen_original::ocols#2 = (byte*) render_screen_original::ocols#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#2] -- register_copy 
-    // [527] phi (byte*) render_screen_original::screen#6 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#3] -- register_copy 
-    // [527] phi (byte*) render_screen_original::oscr#2 = (byte*) render_screen_original::oscr#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#4] -- register_copy 
+    // [532] phi (byte) render_screen_original::x#5 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#0] -- register_copy 
+    // [532] phi (byte*) render_screen_original::cols#5 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#1] -- register_copy 
+    // [532] phi (byte*) render_screen_original::ocols#2 = (byte*) render_screen_original::ocols#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#2] -- register_copy 
+    // [532] phi (byte*) render_screen_original::screen#6 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#3] -- register_copy 
+    // [532] phi (byte*) render_screen_original::oscr#2 = (byte*) render_screen_original::oscr#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#4] -- register_copy 
     jmp __b3
     // render_screen_original::@3
   __b3:
-    // [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) -- _deref_pbuz1=_deref_pbuz2 
+    // [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) -- _deref_pbuz1=_deref_pbuz2 
     ldy #0
     lda (oscr),y
     ldy #0
     sta (screen),y
-    // [529] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6 -- pbuz1=_inc_pbuz1 
+    // [534] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [530] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2 -- pbuz1=_inc_pbuz1 
+    // [535] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2 -- pbuz1=_inc_pbuz1 
     inc.z oscr
     bne !+
     inc.z oscr+1
   !:
-    // [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) -- _deref_pbuz1=_deref_pbuz2 
+    // [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) -- _deref_pbuz1=_deref_pbuz2 
     ldy #0
     lda (ocols),y
     ldy #0
     sta (cols),y
-    // [532] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5 -- pbuz1=_inc_pbuz1 
+    // [537] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [533] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2 -- pbuz1=_inc_pbuz1 
+    // [538] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2 -- pbuz1=_inc_pbuz1 
     inc.z ocols
     bne !+
     inc.z ocols+1
   !:
-    // [534] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5 -- vbuz1=_inc_vbuz1 
+    // [539] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5 -- vbuz1=_inc_vbuz1 
     inc.z x
-    // [535] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3 -- vbuz1_neq_vbuc1_then_la1 
+    // [540] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3 -- vbuz1_neq_vbuc1_then_la1 
     lda #$24
     cmp.z x
     bne __b3_from___b3
-    // [536] phi from render_screen_original::@3 render_screen_original::@4 to render_screen_original::@4 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4]
+    // [541] phi from render_screen_original::@3 render_screen_original::@4 to render_screen_original::@4 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4]
   __b4_from___b3:
   __b4_from___b4:
-    // [536] phi (byte) render_screen_original::x#6 = (byte) render_screen_original::x#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#0] -- register_copy 
-    // [536] phi (byte*) render_screen_original::cols#6 = (byte*) render_screen_original::cols#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#1] -- register_copy 
-    // [536] phi (byte*) render_screen_original::screen#7 = (byte*) render_screen_original::screen#3 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#2] -- register_copy 
+    // [541] phi (byte) render_screen_original::x#6 = (byte) render_screen_original::x#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#0] -- register_copy 
+    // [541] phi (byte*) render_screen_original::cols#6 = (byte*) render_screen_original::cols#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#1] -- register_copy 
+    // [541] phi (byte*) render_screen_original::screen#7 = (byte*) render_screen_original::screen#3 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#2] -- register_copy 
     jmp __b4
     // render_screen_original::@4
   __b4:
-    // [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
+    // [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
     lda #SPACE
     ldy #0
     sta (screen),y
-    // [538] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7 -- pbuz1=_inc_pbuz1 
+    // [543] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
+    // [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
     lda #BLACK
     ldy #0
     sta (cols),y
-    // [540] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6 -- pbuz1=_inc_pbuz1 
+    // [545] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [541] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6 -- vbuz1=_inc_vbuz1 
+    // [546] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6 -- vbuz1=_inc_vbuz1 
     inc.z x
-    // [542] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4 -- vbuz1_neq_vbuc1_then_la1 
+    // [547] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4 -- vbuz1_neq_vbuc1_then_la1 
     lda #$28
     cmp.z x
     bne __b4_from___b4
     jmp __b5
     // render_screen_original::@5
   __b5:
-    // [543] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6 -- vbuz1=_inc_vbuz1 
+    // [548] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6 -- vbuz1=_inc_vbuz1 
     inc.z y
-    // [544] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [549] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #$19
     cmp.z y
     bne __b1_from___b5
     jmp __breturn
     // render_screen_original::@return
   __breturn:
-    // [545] return 
+    // [550] return 
     rts
 }
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
-    // [548] return 
+    // [553] return 
     rts
 }
   // sprites_irq
@@ -15145,14 +15222,14 @@ sid_rnd_init: {
 // Utilizes duplicated gfx in the sprites to allow for some leeway in updating the sprite pointers
 sprites_irq: {
     .const toSpritePtr1_return = PLAYFIELD_SPRITES/$40
-    .label raster_sprite_gfx_modify = $da
-    .label __0 = $d9
-    .label ypos = $d8
-    .label ptr = $db
-    .label ptr_1 = $de
-    .label ptr_2 = $df
-    .label ptr_3 = $dc
-    .label ptr_4 = $dd
+    .label raster_sprite_gfx_modify = $dc
+    .label __0 = $db
+    .label ypos = $da
+    .label ptr = $dd
+    .label ptr_1 = $e0
+    .label ptr_2 = $e1
+    .label ptr_3 = $de
+    .label ptr_4 = $df
     // entry interrupt(HARDWARE_CLOBBER)
     sta rega+1
     stx regx+1
@@ -15161,116 +15238,116 @@ sprites_irq: {
     //(*BGCOL)++;
     // Clear decimal flag (because it is used by the score algorithm)
     cld
-    // [550] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos -- vbuz1=vbuz2 
+    // [555] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos -- vbuz1=vbuz2 
     // Place the sprites
     lda.z irq_sprite_ypos
     sta.z ypos
-    // [551] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
+    // [556] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
     lda.z ypos
     sta SPRITES_YPOS
-    // [552] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
+    // [557] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
     lda.z ypos
     sta SPRITES_YPOS+2
-    // [553] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
+    // [558] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
     lda.z ypos
     sta SPRITES_YPOS+4
-    // [554] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
+    // [559] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuz1 
     lda.z ypos
     sta SPRITES_YPOS+6
-    // [555] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1 -- vbuz1=vbuz2_plus_1 
+    // [560] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1 -- vbuz1=vbuz2_plus_1 
     ldy.z irq_raster_next
     iny
     sty.z __0
-    // [556] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0 -- vbuz1=vbuz2 
+    // [561] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0 -- vbuz1=vbuz2 
     // Wait for the y-position before changing sprite pointers
     lda.z __0
     sta.z raster_sprite_gfx_modify
     jmp __b8
     // sprites_irq::@8
   __b8:
-    // [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 -- _deref_pbuc1_lt_vbuz1_then_la1 
+    // [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 -- _deref_pbuc1_lt_vbuz1_then_la1 
     lda RASTER
     cmp.z raster_sprite_gfx_modify
     bcc __b8
     jmp __b9
     // sprites_irq::@9
   __b9:
-    // [558] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr -- vbuz1=vbuz2 
+    // [563] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr -- vbuz1=vbuz2 
     lda.z irq_sprite_ptr
     sta.z ptr
-    // [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 -- vbuz1_eq_0_then_la1 
+    // [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 -- vbuz1_eq_0_then_la1 
     lda.z render_screen_showing
     cmp #0
     beq __b1
     jmp __b10
     // sprites_irq::@10
   __b10:
-    // [560] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuz1 
+    // [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuz1 
     lda.z ptr
     sta PLAYFIELD_SPRITE_PTRS_2
-    // [561] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0 -- vbuz1=_inc_vbuz2 
+    // [566] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0 -- vbuz1=_inc_vbuz2 
     ldy.z ptr
     iny
     sty.z ptr_3
-    // [562] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuz1 
+    // [567] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuz1 
     lda.z ptr_3
     sta PLAYFIELD_SPRITE_PTRS_2+1
-    // [563] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuz1 
+    // [568] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuz1 
     lda.z ptr_3
     sta PLAYFIELD_SPRITE_PTRS_2+2
-    // [564] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3 -- vbuz1=_inc_vbuz2 
+    // [569] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3 -- vbuz1=_inc_vbuz2 
     ldy.z ptr_3
     iny
     sty.z ptr_4
-    // [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4 -- _deref_pbuc1=vbuz1 
+    // [570] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4 -- _deref_pbuc1=vbuz1 
     lda.z ptr_4
     sta PLAYFIELD_SPRITE_PTRS_2+3
     jmp __b2
     // sprites_irq::@2
   __b2:
-    // [566] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt -- vbuz1=_inc_vbuz1 
+    // [571] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt -- vbuz1=_inc_vbuz1 
     inc.z irq_cnt
-    // [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 -- vbuz1_eq_vbuc1_then_la1 
+    // [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 -- vbuz1_eq_vbuc1_then_la1 
     lda #9
     cmp.z irq_cnt
     beq __b3
     jmp __b6
     // sprites_irq::@6
   __b6:
-    // [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 -- vbuz1_eq_vbuc1_then_la1 
+    // [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 -- vbuz1_eq_vbuc1_then_la1 
     lda #$a
     cmp.z irq_cnt
     beq __b4
     jmp __b7
     // sprites_irq::@7
   __b7:
-    // [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 -- vbuz1=vbuz1_plus_vbuc1 
+    // [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_raster_next
     axs #-[$14]
     stx.z irq_raster_next
-    // [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ypos
     axs #-[$15]
     stx.z irq_sprite_ypos
-    // [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
+    // [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ptr
     axs #-[3]
     stx.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@5
   __b5:
-    // [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next -- _deref_pbuc1=vbuz1 
+    // [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next -- _deref_pbuc1=vbuz1 
     // Setup next interrupt
     lda.z irq_raster_next
     sta RASTER
-    // [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Acknowledge the IRQ and setup the next one
     lda #IRQ_RASTER
     sta IRQ_STATUS
     jmp __breturn
     // sprites_irq::@return
   __breturn:
-    // [574] return  - exit interrupt(HARDWARE_CLOBBER)
+    // [579] return  - exit interrupt(HARDWARE_CLOBBER)
   rega:
     lda #00
   regx:
@@ -15280,31 +15357,31 @@ sprites_irq: {
     rti
     // sprites_irq::@4
   __b4:
-    // [575] (volatile byte) irq_cnt ← (byte) 0 -- vbuz1=vbuc1 
+    // [580] (volatile byte) irq_cnt ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z irq_cnt
-    // [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST -- vbuz1=vbuc1 
+    // [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST -- vbuz1=vbuc1 
     lda #IRQ_RASTER_FIRST
     sta.z irq_raster_next
-    // [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ypos
     axs #-[$15]
     stx.z irq_sprite_ypos
-    // [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
+    // [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ptr
     axs #-[3]
     stx.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@3
   __b3:
-    // [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_raster_next
     axs #-[$15]
     stx.z irq_raster_next
-    // [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS -- vbuz1=vbuc1 
+    // [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS -- vbuz1=vbuc1 
     lda #SPRITES_FIRST_YPOS
     sta.z irq_sprite_ypos
-    // [581] phi from sprites_irq::@3 to sprites_irq::toSpritePtr1 [phi:sprites_irq::@3->sprites_irq::toSpritePtr1]
+    // [586] phi from sprites_irq::@3 to sprites_irq::toSpritePtr1 [phi:sprites_irq::@3->sprites_irq::toSpritePtr1]
   toSpritePtr1_from___b3:
     jmp toSpritePtr1
     // sprites_irq::toSpritePtr1
@@ -15312,30 +15389,30 @@ sprites_irq: {
     jmp __b11
     // sprites_irq::@11
   __b11:
-    // [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 -- vbuz1=vbuc1 
+    // [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 -- vbuz1=vbuc1 
     lda #toSpritePtr1_return
     sta.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@1
   __b1:
-    // [583] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuz1 
+    // [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuz1 
     lda.z ptr
     sta PLAYFIELD_SPRITE_PTRS_1
-    // [584] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0 -- vbuz1=_inc_vbuz2 
+    // [589] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0 -- vbuz1=_inc_vbuz2 
     ldy.z ptr
     iny
     sty.z ptr_1
-    // [585] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuz1 
+    // [590] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuz1 
     lda.z ptr_1
     sta PLAYFIELD_SPRITE_PTRS_1+1
-    // [586] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuz1 
+    // [591] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuz1 
     lda.z ptr_1
     sta PLAYFIELD_SPRITE_PTRS_1+2
-    // [587] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1 -- vbuz1=_inc_vbuz2 
+    // [592] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1 -- vbuz1=_inc_vbuz2 
     ldy.z ptr_1
     iny
     sty.z ptr_2
-    // [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2 -- _deref_pbuc1=vbuz1 
+    // [593] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2 -- _deref_pbuc1=vbuz1 
     lda.z ptr_2
     sta PLAYFIELD_SPRITE_PTRS_1+3
     jmp __b2
@@ -15447,18 +15524,18 @@ Statement [5] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RAST
 Statement [6] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS+(byte) $15 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [8] (volatile byte) irq_sprite_ptr ← (const byte) toSpritePtr1_return#0+(byte) 3 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [9] (volatile byte) irq_cnt ← (byte) 0 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#97 current_ypos#6 current_xpos#118 current_xpos#100 current_piece_gfx#111 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#97 current_ypos#6 current_xpos#118 current_xpos#100 current_piece_gfx#111 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:23 [ current_ypos#13 current_ypos#97 current_ypos#98 ]
+Statement [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#96 current_ypos#6 current_xpos#117 current_xpos#100 current_piece_gfx#110 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#96 current_ypos#6 current_xpos#117 current_xpos#100 current_piece_gfx#110 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:23 [ current_ypos#13 current_ypos#96 current_ypos#97 ]
 Removing always clobbered register reg byte a as potential for zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ]
-Removing always clobbered register reg byte a as potential for zp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ]
+Removing always clobbered register reg byte a as potential for zp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ]
 Removing always clobbered register reg byte a as potential for zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 Removing always clobbered register reg byte a as potential for zp[1]:172 [ play_spawn_current::$7 ]
 Removing always clobbered register reg byte a as potential for zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 Removing always clobbered register reg byte a as potential for zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 Removing always clobbered register reg byte a as potential for zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ]
-Statement [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
-Statement [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_piece_gfx#122 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_piece_gfx#122 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
+Statement [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
+Statement [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_piece_gfx#121 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_piece_gfx#121 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
 Statement [39] if(*((const nomodify byte*) RASTER)!=(byte) $ff) goto main::@2 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:2 [ render_screen_show#16 render_screen_show#13 ]
 Removing always clobbered register reg byte a as potential for zp[1]:3 [ render_screen_render#18 render_screen_render#11 ]
@@ -15467,7 +15544,7 @@ Removing always clobbered register reg byte a as potential for zp[1]:88 [ keyboa
 Removing always clobbered register reg byte a as potential for zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ]
 Removing always clobbered register reg byte a as potential for zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ]
 Removing always clobbered register reg byte a as potential for zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-Statement [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#98 render_screen_render#64 current_xpos#119 current_piece_gfx#112 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#98 render_screen_render#64 current_xpos#119 current_piece_gfx#112 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#97 render_screen_render#64 current_xpos#118 current_piece_gfx#111 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#97 render_screen_render#64 current_xpos#118 current_piece_gfx#111 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:24 [ render_screen_render#33 render_screen_render#64 ]
 Statement [70] (byte) render_screen_render#11 ← (byte) render_screen_render#18 ^ (byte) $20 [ render_screen_show#16 render_screen_render#11 ] ( main:11::render_screen_swap:69 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_show#16 render_screen_render#11 ] { }  ) always clobbers reg byte a 
 Statement [71] (byte) render_screen_show#13 ← (byte) render_screen_show#16 ^ (byte) $20 [ render_screen_show#13 render_screen_render#11 ] ( main:11::render_screen_swap:69 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_show#13 render_screen_render#11 ] { }  ) always clobbers reg byte a 
@@ -15512,18 +15589,18 @@ Removing always clobbered register reg byte y as potential for zp[1]:22 [ render
 Statement [119] *((byte*) render_next::screen_next_area#5) ← (byte) 0 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a reg byte y 
 Statement [123] (byte*) render_next::screen_next_area#4 ← (byte*) render_next::screen_next_area#3 + (byte) $24 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a 
 Statement [127] *((byte*) render_next::screen_next_area#5) ← (byte) render_next::next_piece_char#0 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a reg byte y 
-Statement [132] (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (byte) 4 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
+Statement [132] (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (byte) 4 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
 Removing always clobbered register reg byte a as potential for zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:30 [ render_moving::l#4 render_moving::l#1 ]
-Statement [138] (byte~) render_moving::$1 ← (byte) render_screen_render#33 + (byte) render_moving::ypos#2 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [138] (byte~) render_moving::$1 ← (byte) render_screen_render#33 + (byte) render_moving::ypos#2 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ]
-Statement [139] (byte~) render_moving::$6 ← (byte~) render_moving::$1 << (byte) 1 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [140] (byte*) render_moving::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_moving::$6) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [143] (byte) render_moving::current_cell#0 ← *((byte*) current_piece_gfx#64 + (byte) render_moving::i#4) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [139] (byte~) render_moving::$6 ← (byte~) render_moving::$1 << (byte) 1 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [140] (byte*) render_moving::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_moving::$6) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [143] (byte) render_moving::current_cell#0 ← *((byte*) current_piece_gfx#64 + (byte) render_moving::i#4) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:33 [ render_moving::c#2 render_moving::c#1 ]
-Statement [146] *((byte*) render_moving::screen_line#0 + (byte) render_moving::xpos#2) ← (byte) current_piece_char#68 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [146] *((byte*) render_moving::screen_line#0 + (byte) render_moving::xpos#2) ← (byte) current_piece_char#68 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Statement [152] (byte~) render_playfield::$0 ← (byte) render_screen_render#22 + (byte) render_playfield::l#2 [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:34 [ render_screen_render#22 render_screen_render#63 ]
 Removing always clobbered register reg byte a as potential for zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ]
@@ -15541,41 +15618,41 @@ Removing always clobbered register reg byte a as potential for zp[1]:123 [ play_
 Statement [180] (byte) play_movement::return#0 ← (byte) play_movement::render#2 + (byte~) play_movement::$4 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::return#0 current_orientation#25 current_piece_gfx#21 current_xpos#26 ] ( main:11::play_movement:51 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::return#0 current_orientation#25 current_piece_gfx#21 current_xpos#26 ] { { play_movement::key_event#0 = main::key_event#0 } { play_movement::return#2 = play_movement::return#3 } }  ) always clobbers reg byte a 
 Statement [185] (byte~) play_move_rotate::$5 ← (byte) current_orientation#20 + (byte) $10 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$5 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:145 [ play_movement::render#2 ]
-Statement [191] (byte*) current_piece#98 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#98 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#98 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [191] (byte*) current_piece#97 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#97 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#97 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ]
 Removing always clobbered register reg byte a as potential for zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ]
 Removing always clobbered register reg byte a as potential for zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
 Statement [197] (byte*) current_piece_gfx#7 ← (byte*) current_piece#15 + (byte) current_orientation#7 [ current_piece#15 current_ypos#19 current_xpos#26 current_orientation#7 current_piece_gfx#7 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_xpos#26 current_orientation#7 current_piece_gfx#7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
 Statement [198] (byte~) play_move_rotate::$7 ← (byte) current_orientation#20 - (byte) $10 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$7 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
-Statement [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5 [ play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5 [ play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ]
-Statement [203] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 << (byte) 1 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [203] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 << (byte) 1 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ]
 Removing always clobbered register reg byte a as potential for zp[1]:48 [ play_collision::l#6 play_collision::l#1 ]
-Statement [204] (byte*) play_collision::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_collision::$14) [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [208] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [204] (byte*) play_collision::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_collision::$14) [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [208] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:51 [ play_collision::c#2 play_collision::c#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:158 [ play_collision::i#1 ]
-Statement [210] (byte~) play_collision::$5 ← (byte) play_collision::xp#2 & (byte) $80 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [213] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [229] (byte*) current_piece#97 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#97 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#97 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [240] (byte*) current_piece#96 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [264] (byte*) current_piece#95 ← (byte*) current_piece#10 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#95 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#95 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 current_piece_gfx#116 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 current_piece_gfx#116 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [287] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 << (byte) 1 [ play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [210] (byte~) play_collision::$5 ← (byte) play_collision::xp#2 & (byte) $80 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [213] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [229] (byte*) current_piece#96 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [240] (byte*) current_piece#95 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#95 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#95 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [264] (byte*) current_piece#94 ← (byte*) current_piece#10 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#94 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#94 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 current_piece_gfx#115 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 current_piece_gfx#115 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [287] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 << (byte) 1 [ play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:171 [ play_spawn_current::current_piece_idx#0 ]
-Statement [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:170 [ play_update_score::removed#0 ]
-Removing always clobbered register reg byte a as potential for zp[1]:177 [ play_update_score::lines_before#0 ]
-Statement [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f [ level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 [ level#21 current_movedown_slow#65 level_bcd#8 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#8 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte x 
+Removing always clobbered register reg byte a as potential for zp[1]:179 [ play_update_score::lines_before#0 ]
+Statement [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f [ level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 [ level#21 current_movedown_slow#65 level_bcd#8 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#8 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte x 
 Removing always clobbered register reg byte x as potential for zp[1]:2 [ render_screen_show#16 render_screen_show#13 ]
 Removing always clobbered register reg byte x as potential for zp[1]:3 [ render_screen_render#18 render_screen_render#11 ]
 Removing always clobbered register reg byte x as potential for zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ]
@@ -15584,144 +15661,144 @@ Removing always clobbered register reg byte x as potential for zp[1]:70 [ game_o
 Removing always clobbered register reg byte x as potential for zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
 Removing always clobbered register reg byte x as potential for zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ]
 Removing always clobbered register reg byte x as potential for zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
-Statement [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:71 [ play_increase_level::b#2 play_increase_level::b#1 ]
-Statement [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS [ play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
+Statement [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS [ play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:74 [ play_remove_lines::r#2 play_remove_lines::r#3 play_remove_lines::r#1 ]
-Statement [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 [ play_remove_lines::removed#7 play_remove_lines::w#6 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::removed#7 play_remove_lines::w#6 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
+Statement [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 [ play_remove_lines::removed#7 play_remove_lines::w#6 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::removed#7 play_remove_lines::w#6 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:77 [ play_remove_lines::w#6 play_remove_lines::w#4 play_remove_lines::w#12 play_remove_lines::w#11 play_remove_lines::w#1 play_remove_lines::w#2 play_remove_lines::w#3 ]
-Statement [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ]
 Removing always clobbered register reg byte a as potential for zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ]
-Statement [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:82 [ play_lock_current::c#2 play_lock_current::c#1 ]
-Removing always clobbered register reg byte a as potential for zp[1]:191 [ play_lock_current::i#1 ]
-Statement [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 [ keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:193 [ play_lock_current::i#1 ]
+Statement [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 [ keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ]
 Removing always clobbered register reg byte a as potential for zp[1]:83 [ keyboard_event_pressed::keycode#5 ]
-Statement [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 [ keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:193 [ keyboard_event_pressed::row_bits#0 ]
-Statement [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) [ keyboard_event_pressed::return#11 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::return#11 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return [ keyboard_events_size#13 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte a 
-Statement [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) [ keyboard_events_size#4 keyboard_event_get::return#1 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#4 keyboard_event_get::return#1 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte y 
-Statement [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 [ keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] { }  ) always clobbers reg byte a 
+Statement [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 [ keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:195 [ keyboard_event_pressed::row_bits#0 ]
+Statement [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) [ keyboard_event_pressed::return#11 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::return#11 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return [ keyboard_events_size#13 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte a 
+Statement [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) [ keyboard_events_size#4 keyboard_event_get::return#1 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#4 keyboard_event_get::return#1 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte y 
+Statement [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 [ keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ]
-Statement [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] { }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:198 [ keyboard_event_scan::row_scan#0 ]
+Statement [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] { }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:200 [ keyboard_event_scan::row_scan#0 ]
 Removing always clobbered register reg byte a as potential for zp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ]
-Statement [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a 
-Statement [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] { }  ) always clobbers reg byte a 
-Statement [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a 
+Statement [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] { }  ) always clobbers reg byte a 
+Statement [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a reg byte y 
 Removing always clobbered register reg byte y as potential for zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ]
-Removing always clobbered register reg byte y as potential for zp[1]:198 [ keyboard_event_scan::row_scan#0 ]
+Removing always clobbered register reg byte y as potential for zp[1]:200 [ keyboard_event_scan::row_scan#0 ]
 Removing always clobbered register reg byte y as potential for zp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ]
 Removing always clobbered register reg byte y as potential for zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ]
-Statement [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] { }  ) always clobbers reg byte a 
-Statement [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] { }  ) always clobbers reg byte a 
-Statement [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte y 
-Statement [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) [ ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:393 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
-Statement [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) [ keyboard_matrix_read::return#0 ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:393 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_matrix_read::return#0 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
-Statement [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
-Statement [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
-Statement [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 [ play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] { }  ) always clobbers reg byte a 
+Statement [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] { }  ) always clobbers reg byte a 
+Statement [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] { }  ) always clobbers reg byte a 
+Statement [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte y 
+Statement [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) [ ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:398 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
+Statement [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) [ keyboard_matrix_read::return#0 ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:398 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_matrix_read::return#0 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
+Statement [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
+Statement [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
+Statement [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 [ play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:90 [ play_init::j#2 play_init::j#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:93 [ play_init::idx#2 play_init::idx#1 ]
-Statement [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
-Statement [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
-Statement [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::idx#2 play_init::pli#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::idx#2 play_init::pli#1 ] { }  ) always clobbers reg byte a 
-Statement [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::pli#1 play_init::idx#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#1 play_init::idx#1 ] { }  ) always clobbers reg byte a 
-Statement [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES [ ] ( main:11::play_init:22 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) [ current_movedown_slow#1 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 ] { }  ) always clobbers reg byte a 
-Statement [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 [ current_movedown_slow#1 play_init::b#2 play_init::$3 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 play_init::$3 ] { }  ) always clobbers reg byte a 
+Statement [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
+Statement [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
+Statement [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::idx#2 play_init::pli#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::idx#2 play_init::pli#1 ] { }  ) always clobbers reg byte a 
+Statement [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::pli#1 play_init::idx#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#1 play_init::idx#1 ] { }  ) always clobbers reg byte a 
+Statement [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES [ ] ( main:11::play_init:22 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) [ current_movedown_slow#1 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 ] { }  ) always clobbers reg byte a 
+Statement [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 [ current_movedown_slow#1 play_init::b#2 play_init::$3 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 play_init::$3 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:94 [ play_init::b#2 play_init::b#1 ]
-Statement [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) [ current_movedown_slow#1 play_init::b#2 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 ] { }  ) always clobbers reg byte a 
-Statement [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) [ current_movedown_slow#1 play_init::b#2 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 ] { }  ) always clobbers reg byte a 
+Statement [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement asm { ldaCIA1_INTERRUPT  } always clobbers reg byte a 
-Statement [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 [ sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] { }  ) always clobbers reg byte a 
+Statement [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 [ sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:95 [ sprites_init::s#2 sprites_init::s#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ]
-Statement [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
-Statement [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
-Statement [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 [ sprites_init::s#2 sprites_init::xpos#1 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#1 ] { }  ) always clobbers reg byte a 
-Statement [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
+Statement [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
+Statement [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
+Statement [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 [ sprites_init::s#2 sprites_init::xpos#1 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#1 ] { }  ) always clobbers reg byte a 
+Statement [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:97 [ render_init::i#2 render_init::i#1 ]
-Statement [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:215 [ render_init::$5 ]
-Statement [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] { }  ) always clobbers reg byte a 
-Statement [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 [ render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] { }  ) always clobbers reg byte a 
-Statement [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 [ render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] { }  ) always clobbers reg byte a 
-Statement [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:217 [ render_init::$5 ]
+Statement [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] { }  ) always clobbers reg byte a 
+Statement [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 [ render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] { }  ) always clobbers reg byte a 
+Statement [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 [ render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] { }  ) always clobbers reg byte a 
+Statement [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  ) always clobbers reg byte a reg byte y 
 Removing always clobbered register reg byte a as potential for zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ]
 Removing always clobbered register reg byte y as potential for zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ]
 Removing always clobbered register reg byte a as potential for zp[1]:111 [ render_screen_original::x#6 render_screen_original::x#5 render_screen_original::x#4 render_screen_original::x#1 render_screen_original::x#2 render_screen_original::x#3 ]
 Removing always clobbered register reg byte y as potential for zp[1]:111 [ render_screen_original::x#6 render_screen_original::x#5 render_screen_original::x#4 render_screen_original::x#1 render_screen_original::x#2 render_screen_original::x#3 ]
-Statement [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) [ render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK [ render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] (  [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] { }  ) always clobbers reg byte a 
-Statement [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] { }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:219 [ sprites_irq::ptr#0 ]
-Statement [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] { }  ) always clobbers reg byte a 
-Statement [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [574] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
-Statement [575] (volatile byte) irq_cnt ← (byte) 0 [ irq_sprite_ypos irq_sprite_ptr ] (  [ irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
-Statement [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
+Statement [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) [ render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK [ render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] (  [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] { }  ) always clobbers reg byte a 
+Statement [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] { }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:221 [ sprites_irq::ptr#0 ]
+Statement [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] { }  ) always clobbers reg byte a 
+Statement [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [579] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
+Statement [580] (volatile byte) irq_cnt ← (byte) 0 [ irq_sprite_ypos irq_sprite_ptr ] (  [ irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
+Statement [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
 Statement [1] (volatile byte) render_screen_showing ← (byte) 0 [ ] (  [ ] { }  ) always clobbers reg byte a 
 Statement [2] (volatile dword) score_bcd ← (dword) 0 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [5] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [6] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS+(byte) $15 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [8] (volatile byte) irq_sprite_ptr ← (const byte) toSpritePtr1_return#0+(byte) 3 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [9] (volatile byte) irq_cnt ← (byte) 0 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#97 current_ypos#6 current_xpos#118 current_xpos#100 current_piece_gfx#111 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#97 current_ypos#6 current_xpos#118 current_xpos#100 current_piece_gfx#111 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
-Statement [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
-Statement [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_piece_gfx#122 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_piece_gfx#122 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
+Statement [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#96 current_ypos#6 current_xpos#117 current_xpos#100 current_piece_gfx#110 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#96 current_ypos#6 current_xpos#117 current_xpos#100 current_piece_gfx#110 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  ) always clobbers reg byte a 
+Statement [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
+Statement [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_piece_gfx#121 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_piece_gfx#121 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
 Statement [39] if(*((const nomodify byte*) RASTER)!=(byte) $ff) goto main::@2 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 ] { }  ) always clobbers reg byte a 
 Statement [48] if((byte) game_over#10==(byte) 0) goto main::@4 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#16 main::key_event#0 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#16 main::key_event#0 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:122 [ main::key_event#0 ]
-Statement [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#98 render_screen_render#64 current_xpos#119 current_piece_gfx#112 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#98 render_screen_render#64 current_xpos#119 current_piece_gfx#112 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#97 render_screen_render#64 current_xpos#118 current_piece_gfx#111 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#97 render_screen_render#64 current_xpos#118 current_piece_gfx#111 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Statement [70] (byte) render_screen_render#11 ← (byte) render_screen_render#18 ^ (byte) $20 [ render_screen_show#16 render_screen_render#11 ] ( main:11::render_screen_swap:69 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_show#16 render_screen_render#11 ] { }  ) always clobbers reg byte a 
 Statement [71] (byte) render_screen_show#13 ← (byte) render_screen_show#16 ^ (byte) $20 [ render_screen_show#13 render_screen_render#11 ] ( main:11::render_screen_swap:69 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_show#13 render_screen_render#11 ] { }  ) always clobbers reg byte a 
 Statement [73] if((byte) render_screen_render#18==(byte) 0) goto render_score::@1 [ render_screen_render#18 lines_bcd#15 level_bcd#17 ] ( main:11::render_score:67 [ score_bcd render_screen_show#16 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 level#17 render_screen_render#18 lines_bcd#15 level_bcd#17 ] { }  ) always clobbers reg byte a 
@@ -15742,12 +15819,12 @@ Statement [116] (byte) render_next::cell#0 ← *((byte*) render_next::next_piece
 Statement [119] *((byte*) render_next::screen_next_area#5) ← (byte) 0 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a reg byte y 
 Statement [123] (byte*) render_next::screen_next_area#4 ← (byte*) render_next::screen_next_area#3 + (byte) $24 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a 
 Statement [127] *((byte*) render_next::screen_next_area#5) ← (byte) render_next::next_piece_char#0 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a reg byte y 
-Statement [132] (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (byte) 4 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [138] (byte~) render_moving::$1 ← (byte) render_screen_render#33 + (byte) render_moving::ypos#2 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [139] (byte~) render_moving::$6 ← (byte~) render_moving::$1 << (byte) 1 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [140] (byte*) render_moving::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_moving::$6) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [143] (byte) render_moving::current_cell#0 ← *((byte*) current_piece_gfx#64 + (byte) render_moving::i#4) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [146] *((byte*) render_moving::screen_line#0 + (byte) render_moving::xpos#2) ← (byte) current_piece_char#68 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [132] (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (byte) 4 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [138] (byte~) render_moving::$1 ← (byte) render_screen_render#33 + (byte) render_moving::ypos#2 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [139] (byte~) render_moving::$6 ← (byte~) render_moving::$1 << (byte) 1 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [140] (byte*) render_moving::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_moving::$6) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [143] (byte) render_moving::current_cell#0 ← *((byte*) current_piece_gfx#64 + (byte) render_moving::i#4) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [146] *((byte*) render_moving::screen_line#0 + (byte) render_moving::xpos#2) ← (byte) current_piece_char#68 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Statement [152] (byte~) render_playfield::$0 ← (byte) render_screen_render#22 + (byte) render_playfield::l#2 [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
 Statement [153] (byte~) render_playfield::$3 ← (byte~) render_playfield::$0 << (byte) 1 [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$3 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$3 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$3 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
 Statement [154] (byte*) render_playfield::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_playfield::$3) [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::screen_line#0 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::screen_line#0 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::screen_line#0 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
@@ -15756,48 +15833,48 @@ Statement [168] if((byte) game_over#15==(byte) 0) goto play_movement::@1 [ score
 Statement [175] (byte) play_movement::render#2 ← (byte) play_movement::render#1 + (byte~) play_movement::$3 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_movement::render#2 ] ( main:11::play_movement:51 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_movement::render#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
 Statement [180] (byte) play_movement::return#0 ← (byte) play_movement::render#2 + (byte~) play_movement::$4 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::return#0 current_orientation#25 current_piece_gfx#21 current_xpos#26 ] ( main:11::play_movement:51 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::return#0 current_orientation#25 current_piece_gfx#21 current_xpos#26 ] { { play_movement::key_event#0 = main::key_event#0 } { play_movement::return#2 = play_movement::return#3 } }  ) always clobbers reg byte a 
 Statement [185] (byte~) play_move_rotate::$5 ← (byte) current_orientation#20 + (byte) $10 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$5 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
-Statement [191] (byte*) current_piece#98 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#98 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#98 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [191] (byte*) current_piece#97 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#97 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#97 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Statement [197] (byte*) current_piece_gfx#7 ← (byte*) current_piece#15 + (byte) current_orientation#7 [ current_piece#15 current_ypos#19 current_xpos#26 current_orientation#7 current_piece_gfx#7 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_xpos#26 current_orientation#7 current_piece_gfx#7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
 Statement [198] (byte~) play_move_rotate::$7 ← (byte) current_orientation#20 - (byte) $10 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$7 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
-Statement [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5 [ play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [203] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 << (byte) 1 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [204] (byte*) play_collision::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_collision::$14) [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [208] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [210] (byte~) play_collision::$5 ← (byte) play_collision::xp#2 & (byte) $80 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [213] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [229] (byte*) current_piece#97 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#97 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#97 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [240] (byte*) current_piece#96 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [264] (byte*) current_piece#95 ← (byte*) current_piece#10 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#95 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#95 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 current_piece_gfx#116 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 current_piece_gfx#116 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [287] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 << (byte) 1 [ play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
-Statement [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
-Statement [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 [ level_bcd#11 level#21 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) [ level_bcd#11 level#21 current_movedown_slow#10 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 current_movedown_slow#10 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte y 
+Statement [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5 [ play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [203] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 << (byte) 1 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [204] (byte*) play_collision::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_collision::$14) [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [208] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [210] (byte~) play_collision::$5 ← (byte) play_collision::xp#2 & (byte) $80 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [213] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [229] (byte*) current_piece#96 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [240] (byte*) current_piece#95 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#95 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#95 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [264] (byte*) current_piece#94 ← (byte*) current_piece#10 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#94 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#94 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 current_piece_gfx#115 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 current_piece_gfx#115 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [287] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 << (byte) 1 [ play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
+Statement [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
+Statement [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 [ level_bcd#11 level#21 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) [ level_bcd#11 level#21 current_movedown_slow#10 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 current_movedown_slow#10 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte y 
 Removing always clobbered register reg byte y as potential for zp[1]:123 [ play_movement::key_event#0 ]
-Statement [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f [ level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 [ level#21 current_movedown_slow#65 level_bcd#8 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#8 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte x 
-Statement [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS [ play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
-Statement [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 [ play_remove_lines::removed#7 play_remove_lines::w#6 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::removed#7 play_remove_lines::w#6 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
-Statement [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 [ keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 [ keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) [ keyboard_event_pressed::return#11 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::return#11 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return [ keyboard_events_size#13 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte a 
-Statement [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) [ keyboard_events_size#4 keyboard_event_get::return#1 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#4 keyboard_event_get::return#1 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte y 
-Statement [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] { }  ) always clobbers reg byte a 
-Statement [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 [ keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] { }  ) always clobbers reg byte a reg byte x 
+Statement [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f [ level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 [ level#21 current_movedown_slow#65 level_bcd#8 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#8 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte x 
+Statement [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS [ play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
+Statement [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 [ play_remove_lines::removed#7 play_remove_lines::w#6 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::removed#7 play_remove_lines::w#6 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
+Statement [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 [ keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 [ keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) [ keyboard_event_pressed::return#11 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::return#11 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return [ keyboard_events_size#13 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte a 
+Statement [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) [ keyboard_events_size#4 keyboard_event_get::return#1 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#4 keyboard_event_get::return#1 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte y 
+Statement [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] { }  ) always clobbers reg byte a 
+Statement [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 [ keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] { }  ) always clobbers reg byte a reg byte x 
 Removing always clobbered register reg byte x as potential for zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 Removing always clobbered register reg byte x as potential for zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
 Removing always clobbered register reg byte x as potential for zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
@@ -15805,97 +15882,97 @@ Removing always clobbered register reg byte x as potential for zp[1]:55 [ curren
 Removing always clobbered register reg byte x as potential for zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ]
 Removing always clobbered register reg byte x as potential for zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
 Removing always clobbered register reg byte x as potential for zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ]
-Statement [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 [ keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] { }  ) always clobbers reg byte a 
-Statement [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] { }  ) always clobbers reg byte a 
-Statement [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] { }  ) always clobbers reg byte a 
-Statement [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a 
-Statement [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] { }  ) always clobbers reg byte a 
-Statement [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] { }  ) always clobbers reg byte a 
-Statement [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte y 
-Statement [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) [ ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:393 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
-Statement [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) [ keyboard_matrix_read::return#0 ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:393 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_matrix_read::return#0 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
-Statement [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
-Statement [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
-Statement [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 [ play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] { }  ) always clobbers reg byte a 
-Statement [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
-Statement [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
-Statement [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::idx#2 play_init::pli#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::idx#2 play_init::pli#1 ] { }  ) always clobbers reg byte a 
-Statement [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::pli#1 play_init::idx#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#1 play_init::idx#1 ] { }  ) always clobbers reg byte a 
-Statement [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES [ ] ( main:11::play_init:22 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) [ current_movedown_slow#1 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 ] { }  ) always clobbers reg byte a 
-Statement [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 [ current_movedown_slow#1 play_init::b#2 play_init::$3 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 play_init::$3 ] { }  ) always clobbers reg byte a 
-Statement [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) [ current_movedown_slow#1 play_init::b#2 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 ] { }  ) always clobbers reg byte a 
-Statement [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 [ keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] { }  ) always clobbers reg byte a 
+Statement [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] { }  ) always clobbers reg byte a 
+Statement [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] { }  ) always clobbers reg byte a 
+Statement [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a 
+Statement [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] { }  ) always clobbers reg byte a 
+Statement [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] { }  ) always clobbers reg byte a 
+Statement [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte y 
+Statement [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) [ ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:398 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
+Statement [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) [ keyboard_matrix_read::return#0 ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:398 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_matrix_read::return#0 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
+Statement [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
+Statement [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
+Statement [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 [ play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] { }  ) always clobbers reg byte a 
+Statement [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
+Statement [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
+Statement [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::idx#2 play_init::pli#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::idx#2 play_init::pli#1 ] { }  ) always clobbers reg byte a 
+Statement [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::pli#1 play_init::idx#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#1 play_init::idx#1 ] { }  ) always clobbers reg byte a 
+Statement [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES [ ] ( main:11::play_init:22 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) [ current_movedown_slow#1 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 ] { }  ) always clobbers reg byte a 
+Statement [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 [ current_movedown_slow#1 play_init::b#2 play_init::$3 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 play_init::$3 ] { }  ) always clobbers reg byte a 
+Statement [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) [ current_movedown_slow#1 play_init::b#2 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 ] { }  ) always clobbers reg byte a 
+Statement [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement asm { ldaCIA1_INTERRUPT  } always clobbers reg byte a 
-Statement [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 [ sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] { }  ) always clobbers reg byte a 
-Statement [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
-Statement [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
-Statement [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 [ sprites_init::s#2 sprites_init::xpos#1 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#1 ] { }  ) always clobbers reg byte a 
-Statement [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
-Statement [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
-Statement [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] { }  ) always clobbers reg byte a 
-Statement [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 [ render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] { }  ) always clobbers reg byte a 
-Statement [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 [ render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] { }  ) always clobbers reg byte a 
-Statement [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) [ render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK [ render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] (  [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] { }  ) always clobbers reg byte a 
-Statement [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] { }  ) always clobbers reg byte a 
-Statement [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] { }  ) always clobbers reg byte a 
-Statement [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [574] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
-Statement [575] (volatile byte) irq_cnt ← (byte) 0 [ irq_sprite_ypos irq_sprite_ptr ] (  [ irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
-Statement [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
+Statement [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 [ sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] { }  ) always clobbers reg byte a 
+Statement [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
+Statement [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
+Statement [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 [ sprites_init::s#2 sprites_init::xpos#1 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#1 ] { }  ) always clobbers reg byte a 
+Statement [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
+Statement [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
+Statement [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] { }  ) always clobbers reg byte a 
+Statement [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 [ render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] { }  ) always clobbers reg byte a 
+Statement [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 [ render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] { }  ) always clobbers reg byte a 
+Statement [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) [ render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK [ render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] (  [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] { }  ) always clobbers reg byte a 
+Statement [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] { }  ) always clobbers reg byte a 
+Statement [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] { }  ) always clobbers reg byte a 
+Statement [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [579] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
+Statement [580] (volatile byte) irq_cnt ← (byte) 0 [ irq_sprite_ypos irq_sprite_ptr ] (  [ irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
+Statement [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
 Statement [1] (volatile byte) render_screen_showing ← (byte) 0 [ ] (  [ ] { }  ) always clobbers reg byte a 
 Statement [2] (volatile dword) score_bcd ← (dword) 0 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [5] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [6] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS+(byte) $15 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [8] (volatile byte) irq_sprite_ptr ← (const byte) toSpritePtr1_return#0+(byte) 3 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement [9] (volatile byte) irq_cnt ← (byte) 0 [ score_bcd ] (  [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#97 current_ypos#6 current_xpos#118 current_xpos#100 current_piece_gfx#111 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#97 current_ypos#6 current_xpos#118 current_xpos#100 current_piece_gfx#111 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
-Statement [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
-Statement [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_piece_gfx#122 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#100 current_piece_gfx#122 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
+Statement [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#96 current_ypos#6 current_xpos#117 current_xpos#100 current_piece_gfx#110 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#96 current_ypos#6 current_xpos#117 current_xpos#100 current_piece_gfx#110 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  ) always clobbers reg byte a 
+Statement [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
+Statement [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_piece_gfx#121 current_movedown_slow#1 game_over#52 ] ( main:11 [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 current_piece#99 current_piece_gfx#121 current_movedown_slow#1 game_over#52 ] { }  ) always clobbers reg byte a 
 Statement [39] if(*((const nomodify byte*) RASTER)!=(byte) $ff) goto main::@2 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 ] { }  ) always clobbers reg byte a 
 Statement [48] if((byte) game_over#10==(byte) 0) goto main::@4 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#16 main::key_event#0 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#16 main::key_event#0 ] { }  ) always clobbers reg byte a 
-Statement [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#98 render_screen_render#64 current_xpos#119 current_piece_gfx#112 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#98 render_screen_render#64 current_xpos#119 current_piece_gfx#112 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#97 render_screen_render#64 current_xpos#118 current_piece_gfx#111 ] ( main:11 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 current_ypos#97 render_screen_render#64 current_xpos#118 current_piece_gfx#111 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Statement [70] (byte) render_screen_render#11 ← (byte) render_screen_render#18 ^ (byte) $20 [ render_screen_show#16 render_screen_render#11 ] ( main:11::render_screen_swap:69 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_show#16 render_screen_render#11 ] { }  ) always clobbers reg byte a 
 Statement [71] (byte) render_screen_show#13 ← (byte) render_screen_show#16 ^ (byte) $20 [ render_screen_show#13 render_screen_render#11 ] ( main:11::render_screen_swap:69 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_show#13 render_screen_render#11 ] { }  ) always clobbers reg byte a 
 Statement [73] if((byte) render_screen_render#18==(byte) 0) goto render_score::@1 [ render_screen_render#18 lines_bcd#15 level_bcd#17 ] ( main:11::render_score:67 [ score_bcd render_screen_show#16 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 level#17 render_screen_render#18 lines_bcd#15 level_bcd#17 ] { }  ) always clobbers reg byte a 
@@ -15916,12 +15993,12 @@ Statement [116] (byte) render_next::cell#0 ← *((byte*) render_next::next_piece
 Statement [119] *((byte*) render_next::screen_next_area#5) ← (byte) 0 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a reg byte y 
 Statement [123] (byte*) render_next::screen_next_area#4 ← (byte*) render_next::screen_next_area#3 + (byte) $24 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#4 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a 
 Statement [127] *((byte*) render_next::screen_next_area#5) ← (byte) render_next::next_piece_char#0 [ render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] ( main:11::render_next:35 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { next_piece_idx#12 = next_piece_idx#76 } }  main:11::render_next:65 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_next::next_piece_char#0 render_next::l#7 render_next::next_piece_gfx#1 render_next::screen_next_area#5 render_next::c#2 ] { { render_screen_render#15 = render_screen_render#65 } { next_piece_idx#12 = next_piece_idx#77 } }  ) always clobbers reg byte a reg byte y 
-Statement [132] (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (byte) 4 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [138] (byte~) render_moving::$1 ← (byte) render_screen_render#33 + (byte) render_moving::ypos#2 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [139] (byte~) render_moving::$6 ← (byte~) render_moving::$1 << (byte) 1 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [140] (byte*) render_moving::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_moving::$6) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [143] (byte) render_moving::current_cell#0 ← *((byte*) current_piece_gfx#64 + (byte) render_moving::i#4) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
-Statement [146] *((byte*) render_moving::screen_line#0 + (byte) render_moving::xpos#2) ← (byte) current_piece_char#68 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#97 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#98 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#119 = current_xpos#59 } { current_piece_gfx#112 = current_piece_gfx#64 } { current_piece_char#100 = current_piece_char#68 } }  ) always clobbers reg byte a 
+Statement [132] (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (byte) 4 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#1 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [138] (byte~) render_moving::$1 ← (byte) render_screen_render#33 + (byte) render_moving::ypos#2 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$1 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [139] (byte~) render_moving::$6 ← (byte~) render_moving::$1 << (byte) 1 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::$6 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [140] (byte*) render_moving::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_moving::$6) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::i#3 render_moving::l#4 render_moving::screen_line#0 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [143] (byte) render_moving::current_cell#0 ← *((byte*) current_piece_gfx#64 + (byte) render_moving::i#4) [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::screen_line#0 render_moving::i#4 render_moving::xpos#2 render_moving::c#2 render_moving::current_cell#0 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
+Statement [146] *((byte*) render_moving::screen_line#0 + (byte) render_moving::xpos#2) ← (byte) current_piece_char#68 [ render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] ( main:11::render_moving:33 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#96 } { current_xpos#117 = current_xpos#59 } { current_piece_gfx#110 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#98 } }  main:11::render_moving:62 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#33 current_xpos#59 current_piece_gfx#64 current_piece_char#68 render_moving::ypos#2 render_moving::l#4 render_moving::i#2 render_moving::screen_line#0 render_moving::xpos#2 render_moving::c#2 ] { { current_ypos#13 = current_ypos#97 } { render_screen_render#33 = render_screen_render#64 } { current_xpos#118 = current_xpos#59 } { current_piece_gfx#111 = current_piece_gfx#64 } { current_piece_char#68 = current_piece_char#99 } }  ) always clobbers reg byte a 
 Statement [152] (byte~) render_playfield::$0 ← (byte) render_screen_render#22 + (byte) render_playfield::l#2 [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$0 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
 Statement [153] (byte~) render_playfield::$3 ← (byte~) render_playfield::$0 << (byte) 1 [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$3 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$3 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::$3 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
 Statement [154] (byte*) render_playfield::screen_line#0 ← *((const byte**) screen_lines_1 + (byte~) render_playfield::$3) [ render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::screen_line#0 ] ( main:11::render_playfield:28 [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 current_movedown_slow#1 game_over#52 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::screen_line#0 ] { }  main:11::render_playfield:56 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#21 current_piece#15 current_piece_char#16 current_orientation#17 current_piece_gfx#18 current_xpos#19 current_ypos#19 game_over#15 next_piece_idx#16 keyboard_events_size#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 render_screen_render#22 render_playfield::l#2 render_playfield::i#3 render_playfield::screen_line#0 ] { { render_screen_render#22 = render_screen_render#63 } }  ) always clobbers reg byte a 
@@ -15930,131 +16007,131 @@ Statement [168] if((byte) game_over#15==(byte) 0) goto play_movement::@1 [ score
 Statement [175] (byte) play_movement::render#2 ← (byte) play_movement::render#1 + (byte~) play_movement::$3 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_movement::render#2 ] ( main:11::play_movement:51 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_movement::render#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
 Statement [180] (byte) play_movement::return#0 ← (byte) play_movement::render#2 + (byte~) play_movement::$4 [ score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::return#0 current_orientation#25 current_piece_gfx#21 current_xpos#26 ] ( main:11::play_movement:51 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece#15 current_piece_char#16 current_ypos#19 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::return#0 current_orientation#25 current_piece_gfx#21 current_xpos#26 ] { { play_movement::key_event#0 = main::key_event#0 } { play_movement::return#2 = play_movement::return#3 } }  ) always clobbers reg byte a 
 Statement [185] (byte~) play_move_rotate::$5 ← (byte) current_orientation#20 + (byte) $10 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$5 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
-Statement [191] (byte*) current_piece#98 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#98 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#98 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [191] (byte*) current_piece#97 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#97 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#3 play_collision::ypos#3 play_collision::orientation#3 current_piece#97 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Statement [197] (byte*) current_piece_gfx#7 ← (byte*) current_piece#15 + (byte) current_orientation#7 [ current_piece#15 current_ypos#19 current_xpos#26 current_orientation#7 current_piece_gfx#7 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_xpos#26 current_orientation#7 current_piece_gfx#7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
 Statement [198] (byte~) play_move_rotate::$7 ← (byte) current_orientation#20 - (byte) $10 [ current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$7 ] ( main:11::play_movement:51::play_move_rotate:177 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::$7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } }  ) always clobbers reg byte a 
-Statement [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5 [ play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [203] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 << (byte) 1 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [204] (byte*) play_collision::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_collision::$14) [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [208] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [210] (byte~) play_collision::$5 ← (byte) play_collision::xp#2 & (byte) $80 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [213] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#98 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [229] (byte*) current_piece#97 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#97 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#97 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [240] (byte*) current_piece#96 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [201] (byte*) play_collision::piece_gfx#0 ← (byte*) current_piece#17 + (byte) play_collision::orientation#5 [ play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::yp#0 play_collision::xpos#6 play_collision::piece_gfx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [203] (byte~) play_collision::$14 ← (byte) play_collision::yp#2 << (byte) 1 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::$14 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [204] (byte*) play_collision::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_collision::$14) [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::i#3 play_collision::l#6 play_collision::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [208] if(*((byte*) play_collision::piece_gfx#0 + (byte) play_collision::i#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [210] (byte~) play_collision::$5 ← (byte) play_collision::xp#2 & (byte) $80 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 play_collision::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [213] if(*((byte*) play_collision::playfield_line#0 + (byte) play_collision::xp#2)==(byte) 0) goto play_collision::@3 [ play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] ( main:11::play_movement:51::play_move_rotate:177::play_collision:192 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::render#2 current_piece#15 current_ypos#19 current_orientation#20 current_piece_gfx#20 current_xpos#26 play_move_rotate::orientation#3 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_rotate::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_rotate::return#0 = play_move_rotate::return#2 } { current_piece#17 = current_piece#97 } { play_collision::orientation#3 = play_collision::orientation#5 play_move_rotate::orientation#3 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#3 } { play_collision::xpos#3 = play_collision::xpos#6 current_xpos#26 } { play_collision::return#14 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:230 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  main:11::play_movement:51::play_move_leftright:172::play_collision:241 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_collision:265 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  main:11::play_spawn_current:24::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26::play_collision:294 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278::play_collision:294 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_collision::xpos#6 play_collision::piece_gfx#0 play_collision::yp#2 play_collision::l#6 play_collision::playfield_line#0 play_collision::xp#2 play_collision::c#2 play_collision::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [229] (byte*) current_piece#96 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#96 play_collision::orientation#2 play_collision::ypos#2 play_collision::xpos#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#96 } { play_collision::orientation#2 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#2 } { play_collision::xpos#2 = play_collision::xpos#6 } { play_collision::return#13 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [240] (byte*) current_piece#95 ← (byte*) current_piece#15 [ current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#95 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] ( main:11::play_movement:51::play_move_leftright:172 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 score_bcd current_movedown_slow#21 current_piece_char#16 game_over#15 next_piece_idx#16 current_movedown_counter#14 lines_bcd#15 level#17 level_bcd#17 play_movement::key_event#0 play_movement::render#1 current_piece_gfx#20 current_piece#15 current_ypos#19 current_orientation#20 current_xpos#22 current_piece#95 play_collision::orientation#1 play_collision::ypos#1 play_collision::xpos#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_leftright::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_leftright::return#0 = play_move_leftright::return#2 } { current_piece#17 = current_piece#95 } { play_collision::orientation#1 = play_collision::orientation#5 current_orientation#20 } { current_ypos#19 = play_collision::yp#0 play_collision::ypos#1 } { play_collision::xpos#1 = play_collision::xpos#6 } { play_collision::return#1 = play_collision::return#15 } }  ) always clobbers reg byte a 
 Statement [254] if((byte) current_movedown_counter#12<(const nomodify byte) current_movedown_fast) goto play_move_down::@2 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
 Statement [257] if((byte) current_movedown_counter#12<(byte) current_movedown_slow#14) goto play_move_down::@3 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#7 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#7 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [264] (byte*) current_piece#95 ← (byte*) current_piece#10 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#95 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#95 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#95 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 current_piece_gfx#116 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#92 current_piece_gfx#116 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [287] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 << (byte) 1 [ play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [288] (byte) current_piece_char#5 ← *((const byte*) PIECES_CHARS + (byte) play_spawn_current::current_piece_idx#0) [ play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [289] (byte) current_xpos#100 ← *((const byte*) PIECES_START_X + (byte) play_spawn_current::current_piece_idx#0) [ current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [290] (byte) current_ypos#6 ← *((const byte*) PIECES_START_Y + (byte) play_spawn_current::current_piece_idx#0) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#99 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#99 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
-Statement [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
-Statement [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
-Statement [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 [ level_bcd#11 level#21 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) [ level_bcd#11 level#21 current_movedown_slow#10 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 current_movedown_slow#10 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte y 
-Statement [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f [ level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 [ level#21 current_movedown_slow#65 level_bcd#8 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#8 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte x 
-Statement [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:318 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
-Statement [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS [ play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
-Statement [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 [ play_remove_lines::removed#7 play_remove_lines::w#6 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::removed#7 play_remove_lines::w#6 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
-Statement [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
-Statement [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 [ keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 [ keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) [ keyboard_event_pressed::return#11 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::return#11 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:402 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:408 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:414 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:420 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
-Statement [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return [ keyboard_events_size#13 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte a 
-Statement [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) [ keyboard_events_size#4 keyboard_event_get::return#1 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#4 keyboard_event_get::return#1 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte y 
-Statement [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 [ keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] { }  ) always clobbers reg byte a reg byte x 
-Statement [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 [ keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] { }  ) always clobbers reg byte a 
-Statement [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] { }  ) always clobbers reg byte a 
-Statement [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] { }  ) always clobbers reg byte a 
-Statement [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a 
-Statement [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] { }  ) always clobbers reg byte a 
-Statement [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] { }  ) always clobbers reg byte a 
-Statement [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte y 
-Statement [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) [ ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:393 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
-Statement [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) [ keyboard_matrix_read::return#0 ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:393 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_matrix_read::return#0 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
-Statement [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
-Statement [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
-Statement [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 [ play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] { }  ) always clobbers reg byte a 
-Statement [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
-Statement [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
-Statement [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::idx#2 play_init::pli#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::idx#2 play_init::pli#1 ] { }  ) always clobbers reg byte a 
-Statement [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::pli#1 play_init::idx#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#1 play_init::idx#1 ] { }  ) always clobbers reg byte a 
-Statement [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES [ ] ( main:11::play_init:22 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) [ current_movedown_slow#1 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 ] { }  ) always clobbers reg byte a 
-Statement [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 [ current_movedown_slow#1 play_init::b#2 play_init::$3 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 play_init::$3 ] { }  ) always clobbers reg byte a 
-Statement [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) [ current_movedown_slow#1 play_init::b#2 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 ] { }  ) always clobbers reg byte a 
-Statement [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [264] (byte*) current_piece#94 ← (byte*) current_piece#10 [ score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#94 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece#94 play_collision::orientation#0 play_collision::ypos#0 play_collision::xpos#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { current_piece#17 = current_piece#94 } { play_collision::orientation#0 = play_collision::orientation#5 current_orientation#13 } { play_collision::yp#0 = play_collision::ypos#0 } { play_collision::xpos#0 = play_collision::xpos#6 current_xpos#14 } { play_collision::return#0 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 current_piece_gfx#115 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] ( main:11::play_movement:51::play_move_down:165 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_ypos#6 current_xpos#100 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 current_piece#91 current_piece_gfx#115 lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [287] (byte~) play_spawn_current::$7 ← (byte) play_spawn_current::current_piece_idx#0 << (byte) 1 [ play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [288] (byte) current_piece_char#5 ← *((const byte*) PIECES_CHARS + (byte) play_spawn_current::current_piece_idx#0) [ play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [289] (byte) current_xpos#100 ← *((const byte*) PIECES_START_X + (byte) play_spawn_current::current_piece_idx#0) [ current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 play_spawn_current::current_piece_idx#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [290] (byte) current_ypos#6 ← *((const byte*) PIECES_START_Y + (byte) play_spawn_current::current_piece_idx#0) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 current_piece#98 play_collision::ypos#4 play_collision::xpos#4 game_over#65 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } { current_piece#17 = current_piece#98 } { current_ypos#6 = play_collision::yp#0 play_collision::ypos#4 } { play_collision::xpos#4 = play_collision::xpos#6 current_xpos#100 } { play_collision::return#10 = play_collision::return#15 } }  ) always clobbers reg byte a 
+Statement [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 play_spawn_current::piece_idx#2 game_over#52 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
+Statement [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7 [ current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] ( main:11::play_spawn_current:24 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { }  main:11::play_spawn_current:26 [ score_bcd current_movedown_slow#1 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { next_piece_idx#17 = play_spawn_current::piece_idx#2 } { game_over#52 = game_over#65 } }  main:11::play_movement:51::play_move_down:165::play_spawn_current:278 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd lines_bcd#17 level#19 current_movedown_slow#23 level_bcd#19 current_ypos#6 current_xpos#100 play_spawn_current::$7 current_piece_char#5 game_over#52 play_spawn_current::piece_idx#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { next_piece_idx#10 = next_piece_idx#17 } { game_over#10 = game_over#65 } }  ) always clobbers reg byte a 
+Statement [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::$9 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) [ score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 lines_bcd#19 level#10 level_bcd#11 play_update_score::removed#0 play_update_score::lines_before#0 play_update_score::add_bcd#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 play_update_score::add_bcd#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 [ score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd current_movedown_slow#14 level#10 level_bcd#11 play_update_score::lines_before#0 lines_bcd#29 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 [ level_bcd#11 level#21 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) [ level_bcd#11 level#21 current_movedown_slow#10 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level_bcd#11 level#21 current_movedown_slow#10 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte y 
+Statement [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f [ level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#21 play_increase_level::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 [ level#21 current_movedown_slow#65 level_bcd#8 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#8 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a reg byte x 
+Statement [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 play_increase_level::$5 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) [ level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] ( main:11::play_movement:51::play_move_down:165::play_update_score:276::play_increase_level:323 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 game_over#10 next_piece_idx#10 score_bcd lines_bcd#29 level#21 current_movedown_slow#65 level_bcd#62 play_increase_level::b#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_update_score::removed#0 = play_move_down::removed#0 } }  ) always clobbers reg byte a 
+Statement [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS [ play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::y#8 play_remove_lines::removed#11 play_remove_lines::r#1 play_remove_lines::w#2 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
+Statement [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 [ play_remove_lines::removed#7 play_remove_lines::w#6 ] ( main:11::play_movement:51::play_move_down:165::play_remove_lines:272 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 play_remove_lines::removed#7 play_remove_lines::w#6 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { play_remove_lines::return#0 = play_remove_lines::removed#7 } }  ) always clobbers reg byte a 
+Statement [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::$4 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::i#3 play_lock_current::l#6 play_lock_current::playfield_line#0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 [ current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] ( main:11::play_movement:51::play_move_down:165::play_lock_current:270 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_piece_char#10 current_piece_gfx#13 current_xpos#14 play_lock_current::yp#2 play_lock_current::l#6 play_lock_current::playfield_line#0 play_lock_current::xp#2 play_lock_current::c#2 play_lock_current::i#1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } }  ) always clobbers reg byte a 
+Statement [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 [ keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::keycode#5 keyboard_event_pressed::$0 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 [ keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::row_bits#0 keyboard_event_pressed::$1 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) [ keyboard_event_pressed::return#11 ] ( main:11::play_movement:51::play_move_down:165::keyboard_event_pressed:250 [ render_screen_show#16 render_screen_render#18 keyboard_events_size#16 play_movement::key_event#0 score_bcd current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 lines_bcd#19 level#10 level_bcd#11 current_movedown_counter#12 play_move_down::movedown#10 keyboard_event_pressed::return#11 ] { { play_movement::key_event#0 = main::key_event#0 play_move_down::key_event#0 } { play_movement::return#2 = play_movement::return#3 } { play_move_down::return#0 = play_move_down::return#3 } { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#12 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:407 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#0 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:413 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#1 = keyboard_event_pressed::return#11 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:419 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#11 = keyboard_event_pressed::return#2 } }  main:11::keyboard_event_scan:43::keyboard_event_pressed:425 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_pressed::return#11 ] { { keyboard_event_pressed::return#10 = keyboard_event_pressed::return#11 } }  ) always clobbers reg byte a 
+Statement [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return [ keyboard_events_size#13 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte a 
+Statement [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) [ keyboard_events_size#4 keyboard_event_get::return#1 ] ( main:11::keyboard_event_get:45 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#4 keyboard_event_get::return#1 ] { { keyboard_event_get::return#2 = keyboard_event_get::return#3 } }  ) always clobbers reg byte y 
+Statement [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_event_scan::row_scan#0 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 [ keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_events_size#30 keyboard_event_scan::keycode#1 ] { }  ) always clobbers reg byte a reg byte x 
+Statement [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 [ keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_events_size#13 keyboard_event_scan::row#1 keyboard_event_scan::keycode#13 ] { }  ) always clobbers reg byte a 
+Statement [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$15 ] { }  ) always clobbers reg byte a 
+Statement [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$16 ] { }  ) always clobbers reg byte a 
+Statement [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a 
+Statement [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::event_type#0 ] { }  ) always clobbers reg byte a 
+Statement [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 [ keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#14 keyboard_events_size#29 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 keyboard_event_scan::$23 ] { }  ) always clobbers reg byte a 
+Statement [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 [ keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] ( main:11::keyboard_event_scan:43 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::row_scan#0 keyboard_event_scan::col#2 keyboard_event_scan::keycode#10 keyboard_events_size#10 ] { }  ) always clobbers reg byte y 
+Statement [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) [ ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:398 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
+Statement [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) [ keyboard_matrix_read::return#0 ] ( main:11::keyboard_event_scan:43::keyboard_matrix_read:398 [ score_bcd render_screen_show#16 render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 current_movedown_counter#16 lines_bcd#19 level#10 level_bcd#11 keyboard_event_scan::row#2 keyboard_event_scan::keycode#11 keyboard_events_size#30 keyboard_matrix_read::return#0 ] { { keyboard_matrix_read::rowid#0 = keyboard_event_scan::row#2 } { keyboard_matrix_read::return#0 = keyboard_matrix_read::return#2 } }  ) always clobbers reg byte a 
+Statement [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
+Statement [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 [ render_screen_show#16 level#10 ] ( main:11::render_show:41 [ score_bcd render_screen_render#18 current_movedown_slow#14 current_piece#10 current_piece_char#10 current_orientation#13 current_piece_gfx#13 current_xpos#14 current_ypos#11 game_over#10 next_piece_idx#10 keyboard_events_size#19 current_movedown_counter#16 lines_bcd#19 level_bcd#11 render_screen_show#16 level#10 ] { }  ) always clobbers reg byte a 
+Statement [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 [ play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 play_init::$2 ] { }  ) always clobbers reg byte a 
+Statement [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
+Statement [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 [ play_init::j#2 play_init::pli#2 play_init::idx#2 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#2 play_init::idx#2 ] { }  ) always clobbers reg byte a 
+Statement [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::idx#2 play_init::pli#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::idx#2 play_init::pli#1 ] { }  ) always clobbers reg byte a 
+Statement [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS [ play_init::j#2 play_init::pli#1 play_init::idx#1 ] ( main:11::play_init:22 [ score_bcd play_init::j#2 play_init::pli#1 play_init::idx#1 ] { }  ) always clobbers reg byte a 
+Statement [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES [ ] ( main:11::play_init:22 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) [ current_movedown_slow#1 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 ] { }  ) always clobbers reg byte a 
+Statement [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 [ current_movedown_slow#1 play_init::b#2 play_init::$3 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 play_init::$3 ] { }  ) always clobbers reg byte a 
+Statement [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) [ current_movedown_slow#1 play_init::b#2 ] ( main:11::play_init:22 [ score_bcd current_movedown_slow#1 play_init::b#2 ] { }  ) always clobbers reg byte a 
+Statement [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
 Statement asm { ldaCIA1_INTERRUPT  } always clobbers reg byte a 
-Statement [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 [ sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] { }  ) always clobbers reg byte a 
-Statement [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
-Statement [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
-Statement [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 [ sprites_init::s#2 sprites_init::xpos#1 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#1 ] { }  ) always clobbers reg byte a 
-Statement [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
-Statement [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
-Statement [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] { }  ) always clobbers reg byte a 
-Statement [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 [ render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] { }  ) always clobbers reg byte a 
-Statement [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 [ render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] { }  ) always clobbers reg byte a 
-Statement [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) [ render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK [ render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:506 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:508 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
-Statement [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] (  [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] { }  ) always clobbers reg byte a 
-Statement [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] { }  ) always clobbers reg byte a 
-Statement [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] { }  ) always clobbers reg byte a 
-Statement [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [574] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
-Statement [575] (volatile byte) irq_cnt ← (byte) 0 [ irq_sprite_ypos irq_sprite_ptr ] (  [ irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
-Statement [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
-Statement [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
-Statement [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
-Statement [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
+Statement [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() [ ] ( main:11::sprites_irq_init:20 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) [ ] ( main:11::sprites_init:18 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 [ sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 sprites_init::s2#0 ] { }  ) always clobbers reg byte a 
+Statement [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
+Statement [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK [ sprites_init::s#2 sprites_init::xpos#2 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#2 ] { }  ) always clobbers reg byte a 
+Statement [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 [ sprites_init::s#2 sprites_init::xpos#1 ] ( main:11::sprites_init:18 [ score_bcd sprites_init::s#2 sprites_init::xpos#1 ] { }  ) always clobbers reg byte a 
+Statement [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY [ ] ( main:11::render_init:16 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
+Statement [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 render_init::$5 ] { }  ) always clobbers reg byte a 
+Statement [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 [ render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#2 render_init::li_2#2 ] { }  ) always clobbers reg byte a 
+Statement [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 [ render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_2#2 render_init::li_1#1 ] { }  ) always clobbers reg byte a 
+Statement [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 [ render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] ( main:11::render_init:16 [ score_bcd render_init::i#2 render_init::li_1#1 render_init::li_2#1 ] { }  ) always clobbers reg byte a 
+Statement [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::screen#5 render_screen_original::cols#4 render_screen_original::x#4 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK [ render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::oscr#4 render_screen_original::ocols#4 render_screen_original::y#6 render_screen_original::cols#4 render_screen_original::x#4 render_screen_original::screen#2 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) [ render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#2 render_screen_original::screen#6 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#2 render_screen_original::cols#5 render_screen_original::x#5 render_screen_original::screen#3 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE [ render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::screen#7 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK [ render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] ( main:11::render_init:16::render_screen_original:511 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  main:11::render_init:16::render_screen_original:513 [ score_bcd render_screen_original::y#6 render_screen_original::screen#10 render_screen_original::oscr#1 render_screen_original::ocols#1 render_screen_original::cols#6 render_screen_original::x#6 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:11::sid_rnd_init:14 [ score_bcd ] { }  ) always clobbers reg byte a 
+Statement [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] (  [ render_screen_showing irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::raster_sprite_gfx_modify ] { }  ) always clobbers reg byte a 
+Statement [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt sprites_irq::ptr#0 ] { }  ) always clobbers reg byte a 
+Statement [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr irq_cnt ] { }  ) always clobbers reg byte a 
+Statement [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [579] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
+Statement [580] (volatile byte) irq_cnt ← (byte) 0 [ irq_sprite_ypos irq_sprite_ptr ] (  [ irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ypos irq_sprite_ptr ] { }  ) always clobbers reg byte a 
+Statement [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 [ irq_raster_next irq_sprite_ptr ] (  [ irq_raster_next irq_sprite_ptr ] { }  ) always clobbers reg byte a reg byte x 
+Statement [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a reg byte x 
+Statement [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
+Statement [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 [ irq_raster_next ] (  [ irq_raster_next ] { }  ) always clobbers reg byte a 
 Potential registers zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] : zp[1]:2 , 
 Potential registers zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] : zp[1]:3 , 
 Potential registers zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] : zp[1]:4 , 
@@ -16070,11 +16147,11 @@ Potential registers zp[1]:17 [ render_next::l#7 render_next::l#1 ] : zp[1]:17 ,
 Potential registers zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ] : zp[2]:18 , 
 Potential registers zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ] : zp[2]:20 , 
 Potential registers zp[1]:22 [ render_next::c#2 render_next::c#1 ] : zp[1]:22 , reg byte x , 
-Potential registers zp[1]:23 [ current_ypos#13 current_ypos#97 current_ypos#98 ] : zp[1]:23 , reg byte x , reg byte y , 
+Potential registers zp[1]:23 [ current_ypos#13 current_ypos#96 current_ypos#97 ] : zp[1]:23 , reg byte x , reg byte y , 
 Potential registers zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] : zp[1]:24 , reg byte x , reg byte y , 
-Potential registers zp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ] : zp[1]:25 , reg byte x , reg byte y , 
-Potential registers zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ] : zp[2]:26 , 
-Potential registers zp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ] : zp[1]:28 , reg byte x , reg byte y , 
+Potential registers zp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ] : zp[1]:25 , reg byte x , reg byte y , 
+Potential registers zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ] : zp[2]:26 , 
+Potential registers zp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ] : zp[1]:28 , reg byte x , reg byte y , 
 Potential registers zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] : zp[1]:29 , reg byte x , reg byte y , 
 Potential registers zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] : zp[1]:30 , reg byte x , reg byte y , 
 Potential registers zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] : zp[1]:31 , reg byte x , reg byte y , 
@@ -16088,7 +16165,7 @@ Potential registers zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] : z
 Potential registers zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] : zp[1]:40 , reg byte x , reg byte y , 
 Potential registers zp[1]:41 [ play_move_rotate::return#2 ] : zp[1]:41 , reg byte a , reg byte x , reg byte y , 
 Potential registers zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] : zp[1]:42 , reg byte x , reg byte y , 
-Potential registers zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ] : zp[2]:43 , 
+Potential registers zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ] : zp[2]:43 , 
 Potential registers zp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ] : zp[1]:45 , reg byte x , reg byte y , 
 Potential registers zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] : zp[1]:46 , reg byte x , reg byte y , 
 Potential registers zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] : zp[1]:47 , reg byte x , reg byte y , 
@@ -16104,10 +16181,10 @@ Potential registers zp[2]:56 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#
 Potential registers zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] : zp[1]:58 , 
 Potential registers zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] : zp[1]:59 , 
 Potential registers zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] : zp[1]:60 , 
-Potential registers zp[2]:61 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ] : zp[2]:61 , 
+Potential registers zp[2]:61 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ] : zp[2]:61 , 
 Potential registers zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] : zp[1]:63 , 
 Potential registers zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] : zp[1]:64 , 
-Potential registers zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ] : zp[2]:65 , 
+Potential registers zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ] : zp[2]:65 , 
 Potential registers zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] : zp[1]:67 , 
 Potential registers zp[1]:68 [ play_move_down::return#3 ] : zp[1]:68 , reg byte a , reg byte x , reg byte y , 
 Potential registers zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] : zp[1]:69 , 
@@ -16203,66 +16280,69 @@ Potential registers zp[1]:171 [ play_spawn_current::current_piece_idx#0 ] : zp[1
 Potential registers zp[1]:172 [ play_spawn_current::$7 ] : zp[1]:172 , reg byte x , 
 Potential registers zp[1]:173 [ play_collision::return#10 ] : zp[1]:173 , reg byte a , reg byte x , reg byte y , 
 Potential registers zp[1]:174 [ play_spawn_current::$1 ] : zp[1]:174 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:175 [ play_spawn_current::sid_rnd1_return#0 ] : zp[1]:175 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:176 [ play_update_score::$2 ] : zp[1]:176 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:177 [ play_update_score::lines_before#0 ] : zp[1]:177 , reg byte x , reg byte y , 
-Potential registers zp[1]:178 [ play_update_score::$9 ] : zp[1]:178 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[4]:179 [ play_update_score::add_bcd#0 ] : zp[4]:179 , 
-Potential registers zp[1]:183 [ play_update_score::$4 ] : zp[1]:183 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:184 [ play_update_score::lines_after#0 ] : zp[1]:184 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:185 [ play_increase_level::$1 ] : zp[1]:185 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:186 [ play_increase_level::$5 ] : zp[1]:186 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:187 [ play_remove_lines::c#0 ] : zp[1]:187 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:188 [ play_lock_current::$4 ] : zp[1]:188 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[2]:189 [ play_lock_current::playfield_line#0 ] : zp[2]:189 , 
-Potential registers zp[1]:191 [ play_lock_current::i#1 ] : zp[1]:191 , reg byte x , reg byte y , 
-Potential registers zp[1]:192 [ keyboard_event_pressed::$0 ] : zp[1]:192 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:193 [ keyboard_event_pressed::row_bits#0 ] : zp[1]:193 , reg byte x , reg byte y , 
-Potential registers zp[1]:194 [ keyboard_event_pressed::$1 ] : zp[1]:194 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:195 [ keyboard_event_pressed::return#11 ] : zp[1]:195 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:196 [ keyboard_matrix_read::rowid#0 ] : zp[1]:196 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:197 [ keyboard_matrix_read::return#2 ] : zp[1]:197 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:198 [ keyboard_event_scan::row_scan#0 ] : zp[1]:198 , reg byte x , 
-Potential registers zp[1]:199 [ keyboard_event_pressed::return#0 ] : zp[1]:199 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:200 [ keyboard_event_scan::$0 ] : zp[1]:200 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:201 [ keyboard_event_pressed::return#1 ] : zp[1]:201 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:202 [ keyboard_event_scan::$3 ] : zp[1]:202 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:203 [ keyboard_event_pressed::return#2 ] : zp[1]:203 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:204 [ keyboard_event_scan::$6 ] : zp[1]:204 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:205 [ keyboard_event_pressed::return#10 ] : zp[1]:205 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:206 [ keyboard_event_scan::$9 ] : zp[1]:206 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:207 [ keyboard_event_scan::$15 ] : zp[1]:207 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:208 [ keyboard_event_scan::$16 ] : zp[1]:208 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:209 [ keyboard_event_scan::event_type#0 ] : zp[1]:209 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:210 [ keyboard_event_scan::$23 ] : zp[1]:210 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:211 [ keyboard_matrix_read::return#0 ] : zp[1]:211 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:212 [ play_init::$2 ] : zp[1]:212 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:213 [ play_init::$3 ] : zp[1]:213 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:214 [ sprites_init::s2#0 ] : zp[1]:214 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:215 [ render_init::$5 ] : zp[1]:215 , reg byte x , reg byte y , 
-Potential registers zp[1]:216 [ sprites_irq::ypos#0 ] : zp[1]:216 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:217 [ sprites_irq::$0 ] : zp[1]:217 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:218 [ sprites_irq::raster_sprite_gfx_modify ] : zp[1]:218 , 
-Potential registers zp[1]:219 [ sprites_irq::ptr#0 ] : zp[1]:219 , reg byte x , reg byte y , 
-Potential registers zp[1]:220 [ sprites_irq::ptr#3 ] : zp[1]:220 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:221 [ sprites_irq::ptr#4 ] : zp[1]:221 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:222 [ sprites_irq::ptr#1 ] : zp[1]:222 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:223 [ sprites_irq::ptr#2 ] : zp[1]:223 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:175 [ sid_rnd::return#2 ] : zp[1]:175 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:176 [ play_spawn_current::$5 ] : zp[1]:176 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:177 [ sid_rnd::return#0 ] : zp[1]:177 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:178 [ play_update_score::$2 ] : zp[1]:178 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:179 [ play_update_score::lines_before#0 ] : zp[1]:179 , reg byte x , reg byte y , 
+Potential registers zp[1]:180 [ play_update_score::$9 ] : zp[1]:180 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[4]:181 [ play_update_score::add_bcd#0 ] : zp[4]:181 , 
+Potential registers zp[1]:185 [ play_update_score::$4 ] : zp[1]:185 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:186 [ play_update_score::lines_after#0 ] : zp[1]:186 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:187 [ play_increase_level::$1 ] : zp[1]:187 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:188 [ play_increase_level::$5 ] : zp[1]:188 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:189 [ play_remove_lines::c#0 ] : zp[1]:189 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:190 [ play_lock_current::$4 ] : zp[1]:190 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:191 [ play_lock_current::playfield_line#0 ] : zp[2]:191 , 
+Potential registers zp[1]:193 [ play_lock_current::i#1 ] : zp[1]:193 , reg byte x , reg byte y , 
+Potential registers zp[1]:194 [ keyboard_event_pressed::$0 ] : zp[1]:194 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:195 [ keyboard_event_pressed::row_bits#0 ] : zp[1]:195 , reg byte x , reg byte y , 
+Potential registers zp[1]:196 [ keyboard_event_pressed::$1 ] : zp[1]:196 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:197 [ keyboard_event_pressed::return#11 ] : zp[1]:197 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:198 [ keyboard_matrix_read::rowid#0 ] : zp[1]:198 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:199 [ keyboard_matrix_read::return#2 ] : zp[1]:199 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:200 [ keyboard_event_scan::row_scan#0 ] : zp[1]:200 , reg byte x , 
+Potential registers zp[1]:201 [ keyboard_event_pressed::return#0 ] : zp[1]:201 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:202 [ keyboard_event_scan::$0 ] : zp[1]:202 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:203 [ keyboard_event_pressed::return#1 ] : zp[1]:203 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:204 [ keyboard_event_scan::$3 ] : zp[1]:204 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:205 [ keyboard_event_pressed::return#2 ] : zp[1]:205 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:206 [ keyboard_event_scan::$6 ] : zp[1]:206 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:207 [ keyboard_event_pressed::return#10 ] : zp[1]:207 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:208 [ keyboard_event_scan::$9 ] : zp[1]:208 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:209 [ keyboard_event_scan::$15 ] : zp[1]:209 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:210 [ keyboard_event_scan::$16 ] : zp[1]:210 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:211 [ keyboard_event_scan::event_type#0 ] : zp[1]:211 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:212 [ keyboard_event_scan::$23 ] : zp[1]:212 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:213 [ keyboard_matrix_read::return#0 ] : zp[1]:213 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:214 [ play_init::$2 ] : zp[1]:214 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:215 [ play_init::$3 ] : zp[1]:215 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:216 [ sprites_init::s2#0 ] : zp[1]:216 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:217 [ render_init::$5 ] : zp[1]:217 , reg byte x , reg byte y , 
+Potential registers zp[1]:218 [ sprites_irq::ypos#0 ] : zp[1]:218 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:219 [ sprites_irq::$0 ] : zp[1]:219 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:220 [ sprites_irq::raster_sprite_gfx_modify ] : zp[1]:220 , 
+Potential registers zp[1]:221 [ sprites_irq::ptr#0 ] : zp[1]:221 , reg byte x , reg byte y , 
+Potential registers zp[1]:222 [ sprites_irq::ptr#3 ] : zp[1]:222 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:223 [ sprites_irq::ptr#4 ] : zp[1]:223 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:224 [ sprites_irq::ptr#1 ] : zp[1]:224 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:225 [ sprites_irq::ptr#2 ] : zp[1]:225 , reg byte a , reg byte x , reg byte y , 
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [play_collision] 380,000,000,006.5: zp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ] 200,000,000,002: zp[1]:159 [ play_collision::$5 ] 133,750,000,003.25: zp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] 122,222,222,223.44: zp[1]:51 [ play_collision::c#2 play_collision::c#1 ] 20,000,000,002: zp[1]:155 [ play_collision::$14 ] 16,153,846,154.08: zp[1]:158 [ play_collision::i#1 ] 13,132,575,007.31: zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] 11,176,470,589.35: zp[1]:48 [ play_collision::l#6 play_collision::l#1 ] 7,857,142,857.29: zp[2]:156 [ play_collision::playfield_line#0 ] 4,762,380,952.48: zp[2]:153 [ play_collision::piece_gfx#0 ] 455,492,427.35: zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] 10,800,009: zp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ] 2,000,002: zp[1]:173 [ play_collision::return#10 ] 200,002: zp[1]:150 [ play_collision::return#14 ] 200,002: zp[1]:160 [ play_collision::return#13 ] 200,002: zp[1]:162 [ play_collision::return#1 ] 200,002: zp[1]:166 [ play_collision::return#0 ] 200,000.71: zp[1]:52 [ play_collision::return#15 ] 
-Uplift Scope [play_lock_current] 38,000,000,006.5: zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ] 14,750,000,003.5: zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] 14,000,000,001.4: zp[1]:82 [ play_lock_current::c#2 play_lock_current::c#1 ] 2,333,333,333.67: zp[1]:191 [ play_lock_current::i#1 ] 2,000,000,002: zp[1]:188 [ play_lock_current::$4 ] 1,153,846,155: zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ] 1,100,000,000.2: zp[2]:189 [ play_lock_current::playfield_line#0 ] 752,083,336.17: zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] 
-Uplift Scope [play_remove_lines] 19,000,000,004.21: zp[1]:74 [ play_remove_lines::r#2 play_remove_lines::r#3 play_remove_lines::r#1 ] 17,928,571,438.14: zp[1]:77 [ play_remove_lines::w#6 play_remove_lines::w#4 play_remove_lines::w#12 play_remove_lines::w#11 play_remove_lines::w#1 play_remove_lines::w#2 play_remove_lines::w#3 ] 17,500,000,001.75: zp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ] 8,200,000,001: zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ] 6,000,000,000.6: zp[1]:187 [ play_remove_lines::c#0 ] 2,564,113,677.89: zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] 1,633,333,334.97: zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] 200,002: zp[1]:168 [ play_remove_lines::return#0 ] 
-Uplift Scope [play_increase_level] 40,000,000,004: zp[1]:186 [ play_increase_level::$5 ] 25,000,000,002.5: zp[1]:71 [ play_increase_level::b#2 play_increase_level::b#1 ] 20,000,002: zp[1]:185 [ play_increase_level::$1 ] 
-Uplift Scope [] 2,101,417,003.77: zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] 588,273,523.09: zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ] 182,589,729.94: zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ] 182,161,655.2: zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] 36,379,641.34: zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] 21,522,727.69: zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] 19,012,786.51: zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] 14,200,016: zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ] 2,655,686.72: zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] 1,310,325.83: zp[2]:56 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ] 611,596.9: zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] 438,675.79: zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ] 427,344.55: zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] 415,859.78: zp[2]:61 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ] 47,848.43: zp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ] 47,736.43: zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ] 37,176.6: zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] 14,598.57: zp[4]:113 [ score_bcd ] 7,902.15: zp[1]:34 [ render_screen_render#22 render_screen_render#63 ] 4,841.95: zp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ] 4,817.26: zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] 1,203: zp[1]:15 [ render_screen_render#15 render_screen_render#65 ] 1,158.9: zp[1]:23 [ current_ypos#13 current_ypos#97 current_ypos#98 ] 1,000.5: zp[1]:112 [ render_screen_showing ] 944.98: zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] 646.8: zp[1]:16 [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ] 360.27: zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] 0.48: zp[1]:118 [ irq_sprite_ypos ] 0.48: zp[1]:120 [ irq_cnt ] 0.45: zp[1]:119 [ irq_sprite_ptr ] 0.44: zp[1]:117 [ irq_raster_next ] 
-Uplift Scope [play_spawn_current] 2,000,000,002: zp[1]:175 [ play_spawn_current::sid_rnd1_return#0 ] 2,000,002: zp[1]:174 [ play_spawn_current::$1 ] 1,250,001.25: zp[1]:171 [ play_spawn_current::current_piece_idx#0 ] 32,258.1: zp[1]:172 [ play_spawn_current::$7 ] 
-Uplift Scope [keyboard_event_scan] 200,000,002: zp[1]:207 [ keyboard_event_scan::$15 ] 200,000,002: zp[1]:208 [ keyboard_event_scan::$16 ] 200,000,002: zp[1]:209 [ keyboard_event_scan::event_type#0 ] 200,000,002: zp[1]:210 [ keyboard_event_scan::$23 ] 178,571,430.36: zp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ] 119,038,466.17: zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ] 21,000,001.74: zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ] 12,777,778.06: zp[1]:198 [ keyboard_event_scan::row_scan#0 ] 20,002: zp[1]:200 [ keyboard_event_scan::$0 ] 20,002: zp[1]:202 [ keyboard_event_scan::$3 ] 20,002: zp[1]:204 [ keyboard_event_scan::$6 ] 20,002: zp[1]:206 [ keyboard_event_scan::$9 ] 
-Uplift Scope [keyboard_matrix_read] 110,000,002: zp[1]:196 [ keyboard_matrix_read::rowid#0 ] 36,666,667.33: zp[1]:211 [ keyboard_matrix_read::return#0 ] 20,000,002: zp[1]:197 [ keyboard_matrix_read::return#2 ] 
-Uplift Scope [play_update_score] 2,000,002: zp[1]:176 [ play_update_score::$2 ] 2,000,002: zp[1]:178 [ play_update_score::$9 ] 2,000,002: zp[1]:183 [ play_update_score::$4 ] 2,000,002: zp[1]:184 [ play_update_score::lines_after#0 ] 666,667.33: zp[4]:179 [ play_update_score::add_bcd#0 ] 442,857.71: zp[1]:170 [ play_update_score::removed#0 ] 222,222.44: zp[1]:177 [ play_update_score::lines_before#0 ] 
+Uplift Scope [play_lock_current] 38,000,000,006.5: zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ] 14,750,000,003.5: zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] 14,000,000,001.4: zp[1]:82 [ play_lock_current::c#2 play_lock_current::c#1 ] 2,333,333,333.67: zp[1]:193 [ play_lock_current::i#1 ] 2,000,000,002: zp[1]:190 [ play_lock_current::$4 ] 1,153,846,155: zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ] 1,100,000,000.2: zp[2]:191 [ play_lock_current::playfield_line#0 ] 752,083,336.17: zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] 
+Uplift Scope [play_remove_lines] 19,000,000,004.21: zp[1]:74 [ play_remove_lines::r#2 play_remove_lines::r#3 play_remove_lines::r#1 ] 17,928,571,438.14: zp[1]:77 [ play_remove_lines::w#6 play_remove_lines::w#4 play_remove_lines::w#12 play_remove_lines::w#11 play_remove_lines::w#1 play_remove_lines::w#2 play_remove_lines::w#3 ] 17,500,000,001.75: zp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ] 8,200,000,001: zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ] 6,000,000,000.6: zp[1]:189 [ play_remove_lines::c#0 ] 2,564,113,677.89: zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] 1,633,333,334.97: zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] 200,002: zp[1]:168 [ play_remove_lines::return#0 ] 
+Uplift Scope [play_increase_level] 40,000,000,004: zp[1]:188 [ play_increase_level::$5 ] 25,000,000,002.5: zp[1]:71 [ play_increase_level::b#2 play_increase_level::b#1 ] 20,000,002: zp[1]:187 [ play_increase_level::$1 ] 
+Uplift Scope [sid_rnd] 3,666,666,667.33: zp[1]:177 [ sid_rnd::return#0 ] 2,000,000,002: zp[1]:175 [ sid_rnd::return#2 ] 
+Uplift Scope [] 2,101,417,003.77: zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] 588,273,523.09: zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ] 182,589,729.94: zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ] 182,158,708.7: zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] 36,379,641.34: zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] 21,522,727.69: zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] 19,006,809.21: zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] 14,200,016: zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ] 2,655,686.72: zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] 1,310,325.83: zp[2]:56 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ] 605,233.19: zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] 433,157.27: zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ] 427,344.55: zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] 415,859.78: zp[2]:61 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ] 47,848.43: zp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ] 47,736.43: zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ] 37,176.6: zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] 14,598.57: zp[4]:113 [ score_bcd ] 7,902.15: zp[1]:34 [ render_screen_render#22 render_screen_render#63 ] 4,841.95: zp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ] 4,817.26: zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] 1,203: zp[1]:15 [ render_screen_render#15 render_screen_render#65 ] 1,158.9: zp[1]:23 [ current_ypos#13 current_ypos#96 current_ypos#97 ] 1,000.5: zp[1]:112 [ render_screen_showing ] 944.98: zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] 646.8: zp[1]:16 [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ] 360.27: zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] 0.48: zp[1]:118 [ irq_sprite_ypos ] 0.48: zp[1]:120 [ irq_cnt ] 0.45: zp[1]:119 [ irq_sprite_ptr ] 0.44: zp[1]:117 [ irq_raster_next ] 
+Uplift Scope [play_spawn_current] 2,000,000,002: zp[1]:176 [ play_spawn_current::$5 ] 2,000,002: zp[1]:174 [ play_spawn_current::$1 ] 1,250,001.25: zp[1]:171 [ play_spawn_current::current_piece_idx#0 ] 29,411.79: zp[1]:172 [ play_spawn_current::$7 ] 
+Uplift Scope [keyboard_event_scan] 200,000,002: zp[1]:209 [ keyboard_event_scan::$15 ] 200,000,002: zp[1]:210 [ keyboard_event_scan::$16 ] 200,000,002: zp[1]:211 [ keyboard_event_scan::event_type#0 ] 200,000,002: zp[1]:212 [ keyboard_event_scan::$23 ] 178,571,430.36: zp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ] 119,038,466.17: zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ] 21,000,001.74: zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ] 12,777,778.06: zp[1]:200 [ keyboard_event_scan::row_scan#0 ] 20,002: zp[1]:202 [ keyboard_event_scan::$0 ] 20,002: zp[1]:204 [ keyboard_event_scan::$3 ] 20,002: zp[1]:206 [ keyboard_event_scan::$6 ] 20,002: zp[1]:208 [ keyboard_event_scan::$9 ] 
+Uplift Scope [keyboard_matrix_read] 110,000,002: zp[1]:198 [ keyboard_matrix_read::rowid#0 ] 36,666,667.33: zp[1]:213 [ keyboard_matrix_read::return#0 ] 20,000,002: zp[1]:199 [ keyboard_matrix_read::return#2 ] 
+Uplift Scope [play_update_score] 2,000,002: zp[1]:178 [ play_update_score::$2 ] 2,000,002: zp[1]:180 [ play_update_score::$9 ] 2,000,002: zp[1]:185 [ play_update_score::$4 ] 2,000,002: zp[1]:186 [ play_update_score::lines_after#0 ] 666,667.33: zp[4]:181 [ play_update_score::add_bcd#0 ] 442,857.71: zp[1]:170 [ play_update_score::removed#0 ] 222,222.44: zp[1]:179 [ play_update_score::lines_before#0 ] 
 Uplift Scope [render_moving] 2,600,005.75: zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] 1,833,335.17: zp[1]:33 [ render_moving::c#2 render_moving::c#1 ] 1,486,670.13: zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] 1,000,001: zp[1]:137 [ render_moving::current_cell#0 ] 200,002: zp[1]:133 [ render_moving::$1 ] 200,002: zp[1]:134 [ render_moving::$6 ] 161,766.32: zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] 110,000.2: zp[2]:135 [ render_moving::screen_line#0 ] 93,732.15: zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] 
 Uplift Scope [render_next] 1,963,007.3: zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ] 1,785,716.07: zp[1]:22 [ render_next::c#2 render_next::c#1 ] 1,651,255.75: zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ] 1,000,001: zp[1]:132 [ render_next::cell#0 ] 168,183.5: zp[1]:17 [ render_next::l#7 render_next::l#1 ] 66,733.47: zp[1]:131 [ render_next::next_piece_char#0 ] 500.5: zp[1]:130 [ render_next::$6 ] 
 Uplift Scope [render_playfield] 2,250,004.5: zp[2]:37 [ render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] 2,000,002: zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] 1,503,335.77: zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ] 200,002: zp[1]:138 [ render_playfield::$0 ] 200,002: zp[1]:139 [ render_playfield::$3 ] 180,001.8: zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ] 
-Uplift Scope [keyboard_event_pressed] 2,000,002: zp[1]:192 [ keyboard_event_pressed::$0 ] 2,000,002: zp[1]:194 [ keyboard_event_pressed::$1 ] 1,000,001: zp[1]:193 [ keyboard_event_pressed::row_bits#0 ] 666,667.33: zp[1]:83 [ keyboard_event_pressed::keycode#5 ] 200,002: zp[1]:164 [ keyboard_event_pressed::return#12 ] 162,858: zp[1]:195 [ keyboard_event_pressed::return#11 ] 20,002: zp[1]:199 [ keyboard_event_pressed::return#0 ] 20,002: zp[1]:201 [ keyboard_event_pressed::return#1 ] 20,002: zp[1]:203 [ keyboard_event_pressed::return#2 ] 20,002: zp[1]:205 [ keyboard_event_pressed::return#10 ] 
+Uplift Scope [keyboard_event_pressed] 2,000,002: zp[1]:194 [ keyboard_event_pressed::$0 ] 2,000,002: zp[1]:196 [ keyboard_event_pressed::$1 ] 1,000,001: zp[1]:195 [ keyboard_event_pressed::row_bits#0 ] 666,667.33: zp[1]:83 [ keyboard_event_pressed::keycode#5 ] 200,002: zp[1]:164 [ keyboard_event_pressed::return#12 ] 162,858: zp[1]:197 [ keyboard_event_pressed::return#11 ] 20,002: zp[1]:201 [ keyboard_event_pressed::return#0 ] 20,002: zp[1]:203 [ keyboard_event_pressed::return#1 ] 20,002: zp[1]:205 [ keyboard_event_pressed::return#2 ] 20,002: zp[1]:207 [ keyboard_event_pressed::return#10 ] 
 Uplift Scope [render_screen_original] 709,868.6: zp[2]:107 [ render_screen_original::screen#7 render_screen_original::screen#6 render_screen_original::screen#5 render_screen_original::screen#8 render_screen_original::screen#9 render_screen_original::screen#10 render_screen_original::screen#2 render_screen_original::screen#3 ] 692,864.07: zp[1]:111 [ render_screen_original::x#6 render_screen_original::x#5 render_screen_original::x#4 render_screen_original::x#1 render_screen_original::x#2 render_screen_original::x#3 ] 494,507.15: zp[2]:109 [ render_screen_original::cols#6 render_screen_original::cols#5 render_screen_original::cols#4 render_screen_original::cols#7 render_screen_original::cols#3 render_screen_original::cols#1 render_screen_original::cols#2 ] 161,085.12: zp[2]:103 [ render_screen_original::oscr#2 render_screen_original::oscr#4 render_screen_original::oscr#1 ] 97,917.83: zp[2]:105 [ render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ] 15,834.92: zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ] 
 Uplift Scope [play_move_down] 1,000,010: zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ] 200,002: zp[1]:165 [ play_move_down::$2 ] 200,002: zp[1]:167 [ play_move_down::$12 ] 200,002: zp[1]:169 [ play_move_down::removed#0 ] 55,001: zp[1]:140 [ play_move_down::key_event#0 ] 20,002: zp[1]:141 [ play_move_down::return#0 ] 3,333.67: zp[1]:68 [ play_move_down::return#3 ] 
 Uplift Scope [play_move_rotate] 444,448.89: zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] 200,002: zp[1]:149 [ play_move_rotate::$5 ] 200,002: zp[1]:151 [ play_move_rotate::$2 ] 200,002: zp[1]:152 [ play_move_rotate::$7 ] 105,001.5: zp[1]:146 [ play_move_rotate::key_event#0 ] 20,002: zp[1]:147 [ play_move_rotate::return#0 ] 3,333.67: zp[1]:41 [ play_move_rotate::return#2 ] 
@@ -16270,270 +16350,273 @@ Uplift Scope [play_move_leftright] 200,002: zp[1]:161 [ play_move_leftright::$4
 Uplift Scope [render_bcd] 38,003.8: zp[2]:13 [ render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] 24,015: zp[2]:7 [ render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] 20,002: zp[1]:126 [ render_bcd::$5 ] 20,002: zp[1]:127 [ render_bcd::$6 ] 20,002: zp[1]:128 [ render_bcd::$3 ] 20,002: zp[1]:129 [ render_bcd::$4 ] 13,261: zp[1]:12 [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::bcd#2 render_bcd::bcd#3 render_bcd::bcd#4 render_bcd::bcd#5 ] 10,001: zp[2]:9 [ render_bcd::offset#6 ] 5,000.5: zp[1]:11 [ render_bcd::only_low#6 ] 
 Uplift Scope [play_movement] 32,003.5: zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] 20,002: zp[1]:144 [ play_movement::$3 ] 20,002: zp[1]:148 [ play_movement::$4 ] 4,000.4: zp[1]:145 [ play_movement::render#2 ] 2,818.55: zp[1]:123 [ play_movement::key_event#0 ] 2,002: zp[1]:124 [ play_movement::return#3 ] 
 Uplift Scope [keyboard_event_get] 23,669.33: zp[1]:84 [ keyboard_event_get::return#2 keyboard_event_get::return#1 ] 2,002: zp[1]:121 [ keyboard_event_get::return#3 ] 
-Uplift Scope [play_init] 3,003: zp[1]:213 [ play_init::$3 ] 2,502.5: zp[1]:94 [ play_init::b#2 play_init::b#1 ] 2,168.83: zp[1]:90 [ play_init::j#2 play_init::j#1 ] 2,002: zp[1]:212 [ play_init::$2 ] 1,267.93: zp[1]:93 [ play_init::idx#2 play_init::idx#1 ] 1,251.25: zp[2]:91 [ play_init::pli#2 play_init::pli#1 ] 
+Uplift Scope [play_init] 3,003: zp[1]:215 [ play_init::$3 ] 2,502.5: zp[1]:94 [ play_init::b#2 play_init::b#1 ] 2,168.83: zp[1]:90 [ play_init::j#2 play_init::j#1 ] 2,002: zp[1]:214 [ play_init::$2 ] 1,267.93: zp[1]:93 [ play_init::idx#2 play_init::idx#1 ] 1,251.25: zp[2]:91 [ play_init::pli#2 play_init::pli#1 ] 
 Uplift Scope [render_show] 10,001: zp[1]:89 [ render_show::d018val#3 ] 
-Uplift Scope [render_init] 2,002: zp[1]:97 [ render_init::i#2 render_init::i#1 ] 1,501.5: zp[1]:215 [ render_init::$5 ] 1,267.93: zp[2]:100 [ render_init::li_2#2 render_init::li_2#1 ] 1,251.25: zp[2]:98 [ render_init::li_1#2 render_init::li_1#1 ] 
-Uplift Scope [sprites_init] 2,302.3: zp[1]:95 [ sprites_init::s#2 sprites_init::s#1 ] 2,002: zp[1]:214 [ sprites_init::s2#0 ] 1,418.08: zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ] 
+Uplift Scope [render_init] 2,002: zp[1]:97 [ render_init::i#2 render_init::i#1 ] 1,501.5: zp[1]:217 [ render_init::$5 ] 1,267.93: zp[2]:100 [ render_init::li_2#2 render_init::li_2#1 ] 1,251.25: zp[2]:98 [ render_init::li_1#2 render_init::li_1#1 ] 
+Uplift Scope [sprites_init] 2,302.3: zp[1]:95 [ sprites_init::s#2 sprites_init::s#1 ] 2,002: zp[1]:216 [ sprites_init::s2#0 ] 1,418.08: zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ] 
 Uplift Scope [main] 2,002: zp[1]:125 [ main::render#1 ] 1,001: zp[1]:122 [ main::key_event#0 ] 
 Uplift Scope [render_score] 375.38: zp[2]:5 [ render_score::screen#3 ] 
-Uplift Scope [sprites_irq] 6.5: zp[1]:218 [ sprites_irq::raster_sprite_gfx_modify ] 4: zp[1]:217 [ sprites_irq::$0 ] 4: zp[1]:221 [ sprites_irq::ptr#4 ] 4: zp[1]:223 [ sprites_irq::ptr#2 ] 2.67: zp[1]:220 [ sprites_irq::ptr#3 ] 2.67: zp[1]:222 [ sprites_irq::ptr#1 ] 2.5: zp[1]:216 [ sprites_irq::ypos#0 ] 2.5: zp[1]:219 [ sprites_irq::ptr#0 ] 
+Uplift Scope [sprites_irq] 6.5: zp[1]:220 [ sprites_irq::raster_sprite_gfx_modify ] 4: zp[1]:219 [ sprites_irq::$0 ] 4: zp[1]:223 [ sprites_irq::ptr#4 ] 4: zp[1]:225 [ sprites_irq::ptr#2 ] 2.67: zp[1]:222 [ sprites_irq::ptr#3 ] 2.67: zp[1]:224 [ sprites_irq::ptr#1 ] 2.5: zp[1]:218 [ sprites_irq::ypos#0 ] 2.5: zp[1]:221 [ sprites_irq::ptr#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [sid_rnd_init] 
 Uplift Scope [render_screen_swap] 
 Uplift Scope [sprites_irq_init] 
 
-Uplifting [play_collision] best 4793737 combination zp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ] reg byte a [ play_collision::$5 ] zp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] reg byte x [ play_collision::c#2 play_collision::c#1 ] zp[1]:155 [ play_collision::$14 ] zp[1]:158 [ play_collision::i#1 ] zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] zp[1]:48 [ play_collision::l#6 play_collision::l#1 ] zp[2]:156 [ play_collision::playfield_line#0 ] zp[2]:153 [ play_collision::piece_gfx#0 ] zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] zp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ] zp[1]:173 [ play_collision::return#10 ] zp[1]:150 [ play_collision::return#14 ] zp[1]:160 [ play_collision::return#13 ] zp[1]:162 [ play_collision::return#1 ] zp[1]:166 [ play_collision::return#0 ] zp[1]:52 [ play_collision::return#15 ] 
+Uplifting [play_collision] best 4807753 combination zp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ] reg byte a [ play_collision::$5 ] zp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] reg byte x [ play_collision::c#2 play_collision::c#1 ] zp[1]:155 [ play_collision::$14 ] zp[1]:158 [ play_collision::i#1 ] zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] zp[1]:48 [ play_collision::l#6 play_collision::l#1 ] zp[2]:156 [ play_collision::playfield_line#0 ] zp[2]:153 [ play_collision::piece_gfx#0 ] zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] zp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ] zp[1]:173 [ play_collision::return#10 ] zp[1]:150 [ play_collision::return#14 ] zp[1]:160 [ play_collision::return#13 ] zp[1]:162 [ play_collision::return#1 ] zp[1]:166 [ play_collision::return#0 ] zp[1]:52 [ play_collision::return#15 ] 
 Limited combination testing to 100 combinations of 429981696 possible.
-Uplifting [play_lock_current] best 4699737 combination zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ] zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] reg byte x [ play_lock_current::c#2 play_lock_current::c#1 ] zp[1]:191 [ play_lock_current::i#1 ] reg byte a [ play_lock_current::$4 ] zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ] zp[2]:189 [ play_lock_current::playfield_line#0 ] zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] 
+Uplifting [play_lock_current] best 4713753 combination zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ] zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] reg byte x [ play_lock_current::c#2 play_lock_current::c#1 ] zp[1]:193 [ play_lock_current::i#1 ] reg byte a [ play_lock_current::$4 ] zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ] zp[2]:191 [ play_lock_current::playfield_line#0 ] zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] 
 Limited combination testing to 100 combinations of 2916 possible.
-Uplifting [play_remove_lines] best 4560737 combination reg byte y [ play_remove_lines::r#2 play_remove_lines::r#3 play_remove_lines::r#1 ] reg byte x [ play_remove_lines::w#6 play_remove_lines::w#4 play_remove_lines::w#12 play_remove_lines::w#11 play_remove_lines::w#1 play_remove_lines::w#2 play_remove_lines::w#3 ] zp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ] zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ] zp[1]:187 [ play_remove_lines::c#0 ] zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] zp[1]:168 [ play_remove_lines::return#0 ] 
+Uplifting [play_remove_lines] best 4574753 combination reg byte y [ play_remove_lines::r#2 play_remove_lines::r#3 play_remove_lines::r#1 ] reg byte x [ play_remove_lines::w#6 play_remove_lines::w#4 play_remove_lines::w#12 play_remove_lines::w#11 play_remove_lines::w#1 play_remove_lines::w#2 play_remove_lines::w#3 ] zp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ] zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ] zp[1]:189 [ play_remove_lines::c#0 ] zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] zp[1]:168 [ play_remove_lines::return#0 ] 
 Limited combination testing to 100 combinations of 20736 possible.
-Uplifting [play_increase_level] best 4546731 combination reg byte a [ play_increase_level::$5 ] reg byte x [ play_increase_level::b#2 play_increase_level::b#1 ] reg byte a [ play_increase_level::$1 ] 
-Uplifting [] best 4546598 combination zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ] zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ] zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ] zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] zp[2]:56 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ] zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ] zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] zp[2]:61 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ] zp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ] zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ] zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] zp[4]:113 [ score_bcd ] reg byte x [ render_screen_render#22 render_screen_render#63 ] zp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ] zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] zp[1]:15 [ render_screen_render#15 render_screen_render#65 ] zp[1]:23 [ current_ypos#13 current_ypos#97 current_ypos#98 ] zp[1]:112 [ render_screen_showing ] zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] zp[1]:16 [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ] zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] zp[1]:118 [ irq_sprite_ypos ] zp[1]:120 [ irq_cnt ] zp[1]:119 [ irq_sprite_ptr ] zp[1]:117 [ irq_raster_next ] 
+Uplifting [play_increase_level] best 4560747 combination reg byte a [ play_increase_level::$5 ] reg byte x [ play_increase_level::b#2 play_increase_level::b#1 ] reg byte a [ play_increase_level::$1 ] 
+Uplifting [sid_rnd] best 4551744 combination reg byte a [ sid_rnd::return#0 ] reg byte a [ sid_rnd::return#2 ] 
+Uplifting [] best 4551611 combination zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ] zp[2]:65 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ] zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ] zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] zp[2]:56 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ] zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ] zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] zp[2]:61 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ] zp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ] zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ] zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] zp[4]:113 [ score_bcd ] reg byte x [ render_screen_render#22 render_screen_render#63 ] zp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ] zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] zp[1]:15 [ render_screen_render#15 render_screen_render#65 ] zp[1]:23 [ current_ypos#13 current_ypos#96 current_ypos#97 ] zp[1]:112 [ render_screen_showing ] zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] zp[1]:16 [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ] zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] zp[1]:118 [ irq_sprite_ypos ] zp[1]:120 [ irq_cnt ] zp[1]:119 [ irq_sprite_ptr ] zp[1]:117 [ irq_raster_next ] 
 Limited combination testing to 100 combinations of 1944 possible.
-Uplifting [play_spawn_current] best 4540579 combination reg byte a [ play_spawn_current::sid_rnd1_return#0 ] reg byte a [ play_spawn_current::$1 ] reg byte x [ play_spawn_current::current_piece_idx#0 ] zp[1]:172 [ play_spawn_current::$7 ] 
-Uplifting [keyboard_event_scan] best 4300579 combination reg byte a [ keyboard_event_scan::$15 ] reg byte a [ keyboard_event_scan::$16 ] reg byte a [ keyboard_event_scan::event_type#0 ] reg byte a [ keyboard_event_scan::$23 ] zp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ] zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ] zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ] zp[1]:198 [ keyboard_event_scan::row_scan#0 ] zp[1]:200 [ keyboard_event_scan::$0 ] zp[1]:202 [ keyboard_event_scan::$3 ] zp[1]:204 [ keyboard_event_scan::$6 ] zp[1]:206 [ keyboard_event_scan::$9 ] 
+Uplifting [play_spawn_current] best 4545592 combination reg byte a [ play_spawn_current::$5 ] reg byte a [ play_spawn_current::$1 ] reg byte x [ play_spawn_current::current_piece_idx#0 ] zp[1]:172 [ play_spawn_current::$7 ] 
+Uplifting [keyboard_event_scan] best 4305592 combination reg byte a [ keyboard_event_scan::$15 ] reg byte a [ keyboard_event_scan::$16 ] reg byte a [ keyboard_event_scan::event_type#0 ] reg byte a [ keyboard_event_scan::$23 ] zp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ] zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ] zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ] zp[1]:200 [ keyboard_event_scan::row_scan#0 ] zp[1]:202 [ keyboard_event_scan::$0 ] zp[1]:204 [ keyboard_event_scan::$3 ] zp[1]:206 [ keyboard_event_scan::$6 ] zp[1]:208 [ keyboard_event_scan::$9 ] 
 Limited combination testing to 100 combinations of 524288 possible.
-Uplifting [keyboard_matrix_read] best 4288573 combination reg byte x [ keyboard_matrix_read::rowid#0 ] reg byte a [ keyboard_matrix_read::return#0 ] reg byte a [ keyboard_matrix_read::return#2 ] 
-Uplifting [play_update_score] best 4288551 combination reg byte a [ play_update_score::$2 ] reg byte a [ play_update_score::$9 ] reg byte a [ play_update_score::$4 ] reg byte a [ play_update_score::lines_after#0 ] zp[4]:179 [ play_update_score::add_bcd#0 ] zp[1]:170 [ play_update_score::removed#0 ] zp[1]:177 [ play_update_score::lines_before#0 ] 
+Uplifting [keyboard_matrix_read] best 4293586 combination reg byte x [ keyboard_matrix_read::rowid#0 ] reg byte a [ keyboard_matrix_read::return#0 ] reg byte a [ keyboard_matrix_read::return#2 ] 
+Uplifting [play_update_score] best 4293564 combination reg byte a [ play_update_score::$2 ] reg byte a [ play_update_score::$9 ] reg byte a [ play_update_score::$4 ] reg byte a [ play_update_score::lines_after#0 ] zp[4]:181 [ play_update_score::add_bcd#0 ] zp[1]:170 [ play_update_score::removed#0 ] zp[1]:179 [ play_update_score::lines_before#0 ] 
 Limited combination testing to 100 combinations of 2304 possible.
-Uplifting [render_moving] best 4273551 combination zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] reg byte x [ render_moving::c#2 render_moving::c#1 ] zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] reg byte a [ render_moving::current_cell#0 ] zp[1]:133 [ render_moving::$1 ] zp[1]:134 [ render_moving::$6 ] zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] zp[2]:135 [ render_moving::screen_line#0 ] zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] 
+Uplifting [render_moving] best 4278564 combination zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] reg byte x [ render_moving::c#2 render_moving::c#1 ] zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] reg byte a [ render_moving::current_cell#0 ] zp[1]:133 [ render_moving::$1 ] zp[1]:134 [ render_moving::$6 ] zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] zp[2]:135 [ render_moving::screen_line#0 ] zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] 
 Limited combination testing to 100 combinations of 15552 possible.
-Uplifting [render_next] best 4258547 combination zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ] reg byte x [ render_next::c#2 render_next::c#1 ] zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ] reg byte a [ render_next::cell#0 ] zp[1]:17 [ render_next::l#7 render_next::l#1 ] zp[1]:131 [ render_next::next_piece_char#0 ] reg byte x [ render_next::$6 ] 
+Uplifting [render_next] best 4263560 combination zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ] reg byte x [ render_next::c#2 render_next::c#1 ] zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ] reg byte a [ render_next::cell#0 ] zp[1]:17 [ render_next::l#7 render_next::l#1 ] zp[1]:131 [ render_next::next_piece_char#0 ] reg byte x [ render_next::$6 ] 
 Limited combination testing to 100 combinations of 128 possible.
-Uplifting [render_playfield] best 4257547 combination zp[2]:37 [ render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ] reg byte a [ render_playfield::$0 ] reg byte a [ render_playfield::$3 ] zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ] 
+Uplifting [render_playfield] best 4262560 combination zp[2]:37 [ render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ] reg byte a [ render_playfield::$0 ] reg byte a [ render_playfield::$3 ] zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ] 
 Limited combination testing to 100 combinations of 128 possible.
-Uplifting [keyboard_event_pressed] best 4257518 combination reg byte y [ keyboard_event_pressed::$0 ] reg byte x [ keyboard_event_pressed::$1 ] reg byte y [ keyboard_event_pressed::row_bits#0 ] reg byte x [ keyboard_event_pressed::keycode#5 ] zp[1]:164 [ keyboard_event_pressed::return#12 ] zp[1]:195 [ keyboard_event_pressed::return#11 ] zp[1]:199 [ keyboard_event_pressed::return#0 ] zp[1]:201 [ keyboard_event_pressed::return#1 ] zp[1]:203 [ keyboard_event_pressed::return#2 ] zp[1]:205 [ keyboard_event_pressed::return#10 ] 
+Uplifting [keyboard_event_pressed] best 4262531 combination reg byte y [ keyboard_event_pressed::$0 ] reg byte x [ keyboard_event_pressed::$1 ] reg byte y [ keyboard_event_pressed::row_bits#0 ] reg byte x [ keyboard_event_pressed::keycode#5 ] zp[1]:164 [ keyboard_event_pressed::return#12 ] zp[1]:197 [ keyboard_event_pressed::return#11 ] zp[1]:201 [ keyboard_event_pressed::return#0 ] zp[1]:203 [ keyboard_event_pressed::return#1 ] zp[1]:205 [ keyboard_event_pressed::return#2 ] zp[1]:207 [ keyboard_event_pressed::return#10 ] 
 Limited combination testing to 100 combinations of 589824 possible.
-Uplifting [render_screen_original] best 4255418 combination zp[2]:107 [ render_screen_original::screen#7 render_screen_original::screen#6 render_screen_original::screen#5 render_screen_original::screen#8 render_screen_original::screen#9 render_screen_original::screen#10 render_screen_original::screen#2 render_screen_original::screen#3 ] reg byte x [ render_screen_original::x#6 render_screen_original::x#5 render_screen_original::x#4 render_screen_original::x#1 render_screen_original::x#2 render_screen_original::x#3 ] zp[2]:109 [ render_screen_original::cols#6 render_screen_original::cols#5 render_screen_original::cols#4 render_screen_original::cols#7 render_screen_original::cols#3 render_screen_original::cols#1 render_screen_original::cols#2 ] zp[2]:103 [ render_screen_original::oscr#2 render_screen_original::oscr#4 render_screen_original::oscr#1 ] zp[2]:105 [ render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ] zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ] 
-Uplifting [play_move_down] best 4255400 combination zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ] reg byte a [ play_move_down::$2 ] reg byte a [ play_move_down::$12 ] reg byte a [ play_move_down::removed#0 ] zp[1]:140 [ play_move_down::key_event#0 ] zp[1]:141 [ play_move_down::return#0 ] zp[1]:68 [ play_move_down::return#3 ] 
+Uplifting [render_screen_original] best 4260431 combination zp[2]:107 [ render_screen_original::screen#7 render_screen_original::screen#6 render_screen_original::screen#5 render_screen_original::screen#8 render_screen_original::screen#9 render_screen_original::screen#10 render_screen_original::screen#2 render_screen_original::screen#3 ] reg byte x [ render_screen_original::x#6 render_screen_original::x#5 render_screen_original::x#4 render_screen_original::x#1 render_screen_original::x#2 render_screen_original::x#3 ] zp[2]:109 [ render_screen_original::cols#6 render_screen_original::cols#5 render_screen_original::cols#4 render_screen_original::cols#7 render_screen_original::cols#3 render_screen_original::cols#1 render_screen_original::cols#2 ] zp[2]:103 [ render_screen_original::oscr#2 render_screen_original::oscr#4 render_screen_original::oscr#1 ] zp[2]:105 [ render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ] zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ] 
+Uplifting [play_move_down] best 4260413 combination zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ] reg byte a [ play_move_down::$2 ] reg byte a [ play_move_down::$12 ] reg byte a [ play_move_down::removed#0 ] zp[1]:140 [ play_move_down::key_event#0 ] zp[1]:141 [ play_move_down::return#0 ] zp[1]:68 [ play_move_down::return#3 ] 
 Limited combination testing to 100 combinations of 12288 possible.
-Uplifting [play_move_rotate] best 4255384 combination zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] reg byte x [ play_move_rotate::$5 ] reg byte a [ play_move_rotate::$2 ] reg byte a [ play_move_rotate::$7 ] zp[1]:146 [ play_move_rotate::key_event#0 ] zp[1]:147 [ play_move_rotate::return#0 ] zp[1]:41 [ play_move_rotate::return#2 ] 
+Uplifting [play_move_rotate] best 4260397 combination zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] reg byte x [ play_move_rotate::$5 ] reg byte a [ play_move_rotate::$2 ] reg byte a [ play_move_rotate::$7 ] zp[1]:146 [ play_move_rotate::key_event#0 ] zp[1]:147 [ play_move_rotate::return#0 ] zp[1]:41 [ play_move_rotate::return#2 ] 
 Limited combination testing to 100 combinations of 12288 possible.
-Uplifting [play_move_leftright] best 4255357 combination reg byte a [ play_move_leftright::$4 ] reg byte a [ play_move_leftright::$8 ] reg byte a [ play_move_leftright::key_event#0 ] reg byte a [ play_move_leftright::return#0 ] zp[1]:53 [ play_move_leftright::return#2 ] 
+Uplifting [play_move_leftright] best 4260370 combination reg byte a [ play_move_leftright::$4 ] reg byte a [ play_move_leftright::$8 ] reg byte a [ play_move_leftright::key_event#0 ] reg byte a [ play_move_leftright::return#0 ] zp[1]:53 [ play_move_leftright::return#2 ] 
 Limited combination testing to 100 combinations of 1024 possible.
-Uplifting [render_bcd] best 4255337 combination zp[2]:13 [ render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] zp[2]:7 [ render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] reg byte a [ render_bcd::$5 ] reg byte a [ render_bcd::$6 ] reg byte a [ render_bcd::$3 ] reg byte a [ render_bcd::$4 ] zp[1]:12 [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::bcd#2 render_bcd::bcd#3 render_bcd::bcd#4 render_bcd::bcd#5 ] zp[2]:9 [ render_bcd::offset#6 ] zp[1]:11 [ render_bcd::only_low#6 ] 
+Uplifting [render_bcd] best 4260350 combination zp[2]:13 [ render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] zp[2]:7 [ render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] reg byte a [ render_bcd::$5 ] reg byte a [ render_bcd::$6 ] reg byte a [ render_bcd::$3 ] reg byte a [ render_bcd::$4 ] zp[1]:12 [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::bcd#2 render_bcd::bcd#3 render_bcd::bcd#4 render_bcd::bcd#5 ] zp[2]:9 [ render_bcd::offset#6 ] zp[1]:11 [ render_bcd::only_low#6 ] 
 Limited combination testing to 100 combinations of 1536 possible.
-Uplifting [play_movement] best 4255325 combination zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] reg byte a [ play_movement::$3 ] reg byte a [ play_movement::$4 ] zp[1]:145 [ play_movement::render#2 ] zp[1]:123 [ play_movement::key_event#0 ] zp[1]:124 [ play_movement::return#3 ] 
+Uplifting [play_movement] best 4260338 combination zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] reg byte a [ play_movement::$3 ] reg byte a [ play_movement::$4 ] zp[1]:145 [ play_movement::render#2 ] zp[1]:123 [ play_movement::key_event#0 ] zp[1]:124 [ play_movement::return#3 ] 
 Limited combination testing to 100 combinations of 576 possible.
-Uplifting [keyboard_event_get] best 4254419 combination reg byte a [ keyboard_event_get::return#2 keyboard_event_get::return#1 ] reg byte a [ keyboard_event_get::return#3 ] 
-Uplifting [play_init] best 4254209 combination reg byte a [ play_init::$3 ] zp[1]:94 [ play_init::b#2 play_init::b#1 ] reg byte y [ play_init::j#2 play_init::j#1 ] reg byte x [ play_init::$2 ] zp[1]:93 [ play_init::idx#2 play_init::idx#1 ] zp[2]:91 [ play_init::pli#2 play_init::pli#1 ] 
+Uplifting [keyboard_event_get] best 4259432 combination reg byte a [ keyboard_event_get::return#2 keyboard_event_get::return#1 ] reg byte a [ keyboard_event_get::return#3 ] 
+Uplifting [play_init] best 4259222 combination reg byte a [ play_init::$3 ] zp[1]:94 [ play_init::b#2 play_init::b#1 ] reg byte y [ play_init::j#2 play_init::j#1 ] reg byte x [ play_init::$2 ] zp[1]:93 [ play_init::idx#2 play_init::idx#1 ] zp[2]:91 [ play_init::pli#2 play_init::pli#1 ] 
 Limited combination testing to 100 combinations of 432 possible.
-Uplifting [render_show] best 4254200 combination reg byte a [ render_show::d018val#3 ] 
-Uplifting [render_init] best 4254030 combination reg byte y [ render_init::i#2 render_init::i#1 ] reg byte x [ render_init::$5 ] zp[2]:100 [ render_init::li_2#2 render_init::li_2#1 ] zp[2]:98 [ render_init::li_1#2 render_init::li_1#1 ] 
-Uplifting [sprites_init] best 4253860 combination reg byte y [ sprites_init::s#2 sprites_init::s#1 ] reg byte x [ sprites_init::s2#0 ] zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ] 
-Uplifting [main] best 4252860 combination reg byte a [ main::render#1 ] reg byte x [ main::key_event#0 ] 
-Uplifting [render_score] best 4252860 combination zp[2]:5 [ render_score::screen#3 ] 
-Uplifting [sprites_irq] best 4252836 combination zp[1]:218 [ sprites_irq::raster_sprite_gfx_modify ] reg byte x [ sprites_irq::$0 ] reg byte a [ sprites_irq::ptr#4 ] reg byte a [ sprites_irq::ptr#2 ] reg byte a [ sprites_irq::ptr#3 ] zp[1]:222 [ sprites_irq::ptr#1 ] zp[1]:216 [ sprites_irq::ypos#0 ] zp[1]:219 [ sprites_irq::ptr#0 ] 
+Uplifting [render_show] best 4259213 combination reg byte a [ render_show::d018val#3 ] 
+Uplifting [render_init] best 4259043 combination reg byte y [ render_init::i#2 render_init::i#1 ] reg byte x [ render_init::$5 ] zp[2]:100 [ render_init::li_2#2 render_init::li_2#1 ] zp[2]:98 [ render_init::li_1#2 render_init::li_1#1 ] 
+Uplifting [sprites_init] best 4258873 combination reg byte y [ sprites_init::s#2 sprites_init::s#1 ] reg byte x [ sprites_init::s2#0 ] zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ] 
+Uplifting [main] best 4257873 combination reg byte a [ main::render#1 ] reg byte x [ main::key_event#0 ] 
+Uplifting [render_score] best 4257873 combination zp[2]:5 [ render_score::screen#3 ] 
+Uplifting [sprites_irq] best 4257849 combination zp[1]:220 [ sprites_irq::raster_sprite_gfx_modify ] reg byte x [ sprites_irq::$0 ] reg byte a [ sprites_irq::ptr#4 ] reg byte a [ sprites_irq::ptr#2 ] reg byte a [ sprites_irq::ptr#3 ] zp[1]:224 [ sprites_irq::ptr#1 ] zp[1]:218 [ sprites_irq::ypos#0 ] zp[1]:221 [ sprites_irq::ptr#0 ] 
 Limited combination testing to 100 combinations of 12288 possible.
-Uplifting [MOS6526_CIA] best 4252836 combination 
-Uplifting [sid_rnd_init] best 4252836 combination 
-Uplifting [render_screen_swap] best 4252836 combination 
-Uplifting [sprites_irq_init] best 4252836 combination 
+Uplifting [MOS6526_CIA] best 4257849 combination 
+Uplifting [MOS6581_SID] best 4257849 combination 
+Uplifting [sid_rnd_init] best 4257849 combination 
+Uplifting [render_screen_swap] best 4257849 combination 
+Uplifting [sprites_irq_init] best 4257849 combination 
 Attempting to uplift remaining variables inzp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ]
-Uplifting [play_collision] best 4252836 combination zp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ] 
+Uplifting [play_collision] best 4257849 combination zp[1]:49 [ play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ] 
 Attempting to uplift remaining variables inzp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ]
-Uplifting [play_collision] best 4252836 combination zp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] 
+Uplifting [play_collision] best 4257849 combination zp[1]:50 [ play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] 
 Attempting to uplift remaining variables inzp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ]
-Uplifting [play_lock_current] best 4252836 combination zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ] 
+Uplifting [play_lock_current] best 4257849 combination zp[1]:80 [ play_lock_current::i#2 play_lock_current::i#3 play_lock_current::i#7 play_lock_current::i#9 ] 
 Attempting to uplift remaining variables inzp[1]:155 [ play_collision::$14 ]
-Uplifting [play_collision] best 4248836 combination reg byte a [ play_collision::$14 ] 
+Uplifting [play_collision] best 4253849 combination reg byte a [ play_collision::$14 ] 
 Attempting to uplift remaining variables inzp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ]
-Uplifting [play_remove_lines] best 4248836 combination zp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ] 
+Uplifting [play_remove_lines] best 4253849 combination zp[1]:75 [ play_remove_lines::x#2 play_remove_lines::x#1 ] 
 Attempting to uplift remaining variables inzp[1]:158 [ play_collision::i#1 ]
-Uplifting [play_collision] best 4248836 combination zp[1]:158 [ play_collision::i#1 ] 
+Uplifting [play_collision] best 4253849 combination zp[1]:158 [ play_collision::i#1 ] 
 Attempting to uplift remaining variables inzp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ]
-Uplifting [play_lock_current] best 4248836 combination zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] 
+Uplifting [play_lock_current] best 4253849 combination zp[1]:81 [ play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] 
 Attempting to uplift remaining variables inzp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ]
-Uplifting [play_collision] best 4248836 combination zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] 
+Uplifting [play_collision] best 4253849 combination zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] 
 Attempting to uplift remaining variables inzp[1]:48 [ play_collision::l#6 play_collision::l#1 ]
-Uplifting [play_collision] best 4248836 combination zp[1]:48 [ play_collision::l#6 play_collision::l#1 ] 
+Uplifting [play_collision] best 4253849 combination zp[1]:48 [ play_collision::l#6 play_collision::l#1 ] 
 Attempting to uplift remaining variables inzp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ]
-Uplifting [play_remove_lines] best 4248836 combination zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ] 
-Attempting to uplift remaining variables inzp[1]:187 [ play_remove_lines::c#0 ]
-Uplifting [play_remove_lines] best 4248836 combination zp[1]:187 [ play_remove_lines::c#0 ] 
+Uplifting [play_remove_lines] best 4253849 combination zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 ] 
+Attempting to uplift remaining variables inzp[1]:189 [ play_remove_lines::c#0 ]
+Uplifting [play_remove_lines] best 4253849 combination zp[1]:189 [ play_remove_lines::c#0 ] 
 Attempting to uplift remaining variables inzp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ]
-Uplifting [play_remove_lines] best 4248836 combination zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] 
-Attempting to uplift remaining variables inzp[1]:191 [ play_lock_current::i#1 ]
-Uplifting [play_lock_current] best 4248836 combination zp[1]:191 [ play_lock_current::i#1 ] 
+Uplifting [play_remove_lines] best 4253849 combination zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] 
+Attempting to uplift remaining variables inzp[1]:193 [ play_lock_current::i#1 ]
+Uplifting [play_lock_current] best 4253849 combination zp[1]:193 [ play_lock_current::i#1 ] 
 Attempting to uplift remaining variables inzp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
-Uplifting [] best 4248836 combination zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] 
+Uplifting [] best 4253849 combination zp[1]:69 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ] 
 Attempting to uplift remaining variables inzp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ]
-Uplifting [play_remove_lines] best 4248836 combination zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] 
+Uplifting [play_remove_lines] best 4253849 combination zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] 
 Attempting to uplift remaining variables inzp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ]
-Uplifting [play_lock_current] best 4248836 combination zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ] 
+Uplifting [play_lock_current] best 4253849 combination zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 ] 
 Attempting to uplift remaining variables inzp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ]
-Uplifting [play_lock_current] best 4248836 combination zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] 
+Uplifting [play_lock_current] best 4253849 combination zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] 
 Attempting to uplift remaining variables inzp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ]
-Uplifting [] best 4248836 combination zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ] 
+Uplifting [] best 4253849 combination zp[1]:88 [ keyboard_events_size#10 keyboard_events_size#30 keyboard_events_size#19 keyboard_events_size#16 keyboard_events_size#13 keyboard_events_size#4 keyboard_events_size#29 keyboard_events_size#1 keyboard_events_size#2 ] 
 Attempting to uplift remaining variables inzp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ]
-Uplifting [play_collision] best 4248836 combination zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] 
+Uplifting [play_collision] best 4253849 combination zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] 
 Attempting to uplift remaining variables inzp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
-Uplifting [] best 4248836 combination zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] 
+Uplifting [] best 4253849 combination zp[1]:63 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ] 
 Attempting to uplift remaining variables inzp[1]:86 [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ]
-Uplifting [keyboard_event_scan] best 4098836 combination reg byte x [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ] 
+Uplifting [keyboard_event_scan] best 4103849 combination reg byte x [ keyboard_event_scan::col#2 keyboard_event_scan::col#1 ] 
 Attempting to uplift remaining variables inzp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ]
-Uplifting [keyboard_event_scan] best 4098836 combination zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ] 
+Uplifting [keyboard_event_scan] best 4103849 combination zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 ] 
 Attempting to uplift remaining variables inzp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-Uplifting [] best 4098836 combination zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] 
+Uplifting [] best 4103849 combination zp[1]:60 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ] 
 Attempting to uplift remaining variables inzp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
-Uplifting [] best 4098836 combination zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] 
+Uplifting [] best 4103849 combination zp[1]:59 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ] 
 Attempting to uplift remaining variables inzp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ]
-Uplifting [keyboard_event_scan] best 4098836 combination zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ] 
+Uplifting [keyboard_event_scan] best 4103849 combination zp[1]:85 [ keyboard_event_scan::row#2 keyboard_event_scan::row#1 ] 
 Attempting to uplift remaining variables inzp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
-Uplifting [] best 4098836 combination zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] 
-Attempting to uplift remaining variables inzp[1]:198 [ keyboard_event_scan::row_scan#0 ]
-Uplifting [keyboard_event_scan] best 4098836 combination zp[1]:198 [ keyboard_event_scan::row_scan#0 ] 
+Uplifting [] best 4103849 combination zp[1]:67 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ] 
+Attempting to uplift remaining variables inzp[1]:200 [ keyboard_event_scan::row_scan#0 ]
+Uplifting [keyboard_event_scan] best 4103849 combination zp[1]:200 [ keyboard_event_scan::row_scan#0 ] 
 Attempting to uplift remaining variables inzp[1]:45 [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
-Uplifting [play_collision] best 4098820 combination reg byte x [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ] 
+Uplifting [play_collision] best 4103833 combination reg byte x [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ] 
 Attempting to uplift remaining variables inzp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ]
-Uplifting [] best 4098820 combination zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] 
+Uplifting [] best 4103833 combination zp[1]:58 [ level#33 level#10 level#17 level#19 level#21 ] 
 Attempting to uplift remaining variables inzp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ]
-Uplifting [render_moving] best 4098820 combination zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] 
+Uplifting [render_moving] best 4103833 combination zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] 
 Attempting to uplift remaining variables inzp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ]
-Uplifting [render_playfield] best 4098820 combination zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] 
+Uplifting [render_playfield] best 4103833 combination zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] 
 Attempting to uplift remaining variables inzp[1]:173 [ play_collision::return#10 ]
-Uplifting [play_collision] best 4098814 combination reg byte a [ play_collision::return#10 ] 
+Uplifting [play_collision] best 4103827 combination reg byte a [ play_collision::return#10 ] 
 Attempting to uplift remaining variables inzp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ]
-Uplifting [render_playfield] best 4098814 combination zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ] 
+Uplifting [render_playfield] best 4103827 combination zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ] 
 Attempting to uplift remaining variables inzp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ]
-Uplifting [render_moving] best 4098814 combination zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] 
+Uplifting [render_moving] best 4103827 combination zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] 
 Attempting to uplift remaining variables inzp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ]
-Uplifting [play_move_down] best 4098814 combination zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ] 
+Uplifting [play_move_down] best 4103827 combination zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ] 
 Attempting to uplift remaining variables inzp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ]
-Uplifting [] best 4098814 combination zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] 
+Uplifting [] best 4103827 combination zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] 
 Attempting to uplift remaining variables inzp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ]
-Uplifting [play_move_rotate] best 4098814 combination zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] 
+Uplifting [play_move_rotate] best 4103827 combination zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] 
 Attempting to uplift remaining variables inzp[1]:170 [ play_update_score::removed#0 ]
-Uplifting [play_update_score] best 4098808 combination reg byte x [ play_update_score::removed#0 ] 
+Uplifting [play_update_score] best 4103821 combination reg byte x [ play_update_score::removed#0 ] 
 Attempting to uplift remaining variables inzp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ]
-Uplifting [] best 4098808 combination zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ] 
+Uplifting [] best 4103821 combination zp[1]:70 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ] 
 Attempting to uplift remaining variables inzp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-Uplifting [] best 4098808 combination zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] 
-Attempting to uplift remaining variables inzp[1]:177 [ play_update_score::lines_before#0 ]
-Uplifting [play_update_score] best 4098808 combination zp[1]:177 [ play_update_score::lines_before#0 ] 
+Uplifting [] best 4103821 combination zp[1]:64 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ] 
+Attempting to uplift remaining variables inzp[1]:179 [ play_update_score::lines_before#0 ]
+Uplifting [play_update_score] best 4103821 combination zp[1]:179 [ play_update_score::lines_before#0 ] 
 Attempting to uplift remaining variables inzp[1]:133 [ render_moving::$1 ]
-Uplifting [render_moving] best 4098208 combination reg byte a [ render_moving::$1 ] 
+Uplifting [render_moving] best 4103221 combination reg byte a [ render_moving::$1 ] 
 Attempting to uplift remaining variables inzp[1]:134 [ render_moving::$6 ]
-Uplifting [render_moving] best 4097808 combination reg byte a [ render_moving::$6 ] 
+Uplifting [render_moving] best 4102821 combination reg byte a [ render_moving::$6 ] 
 Attempting to uplift remaining variables inzp[1]:150 [ play_collision::return#14 ]
-Uplifting [play_collision] best 4097802 combination reg byte a [ play_collision::return#14 ] 
+Uplifting [play_collision] best 4102815 combination reg byte a [ play_collision::return#14 ] 
 Attempting to uplift remaining variables inzp[1]:160 [ play_collision::return#13 ]
-Uplifting [play_collision] best 4097796 combination reg byte a [ play_collision::return#13 ] 
+Uplifting [play_collision] best 4102809 combination reg byte a [ play_collision::return#13 ] 
 Attempting to uplift remaining variables inzp[1]:162 [ play_collision::return#1 ]
-Uplifting [play_collision] best 4097790 combination reg byte a [ play_collision::return#1 ] 
+Uplifting [play_collision] best 4102803 combination reg byte a [ play_collision::return#1 ] 
 Attempting to uplift remaining variables inzp[1]:164 [ keyboard_event_pressed::return#12 ]
-Uplifting [keyboard_event_pressed] best 4097784 combination reg byte a [ keyboard_event_pressed::return#12 ] 
+Uplifting [keyboard_event_pressed] best 4102797 combination reg byte a [ keyboard_event_pressed::return#12 ] 
 Attempting to uplift remaining variables inzp[1]:166 [ play_collision::return#0 ]
-Uplifting [play_collision] best 4097778 combination reg byte a [ play_collision::return#0 ] 
+Uplifting [play_collision] best 4102791 combination reg byte a [ play_collision::return#0 ] 
 Attempting to uplift remaining variables inzp[1]:168 [ play_remove_lines::return#0 ]
-Uplifting [play_remove_lines] best 4097772 combination reg byte a [ play_remove_lines::return#0 ] 
+Uplifting [play_remove_lines] best 4102785 combination reg byte a [ play_remove_lines::return#0 ] 
 Attempting to uplift remaining variables inzp[1]:52 [ play_collision::return#15 ]
-Uplifting [play_collision] best 4097742 combination reg byte a [ play_collision::return#15 ] 
+Uplifting [play_collision] best 4102755 combination reg byte a [ play_collision::return#15 ] 
 Attempting to uplift remaining variables inzp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ]
-Uplifting [render_playfield] best 4097742 combination zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ] 
+Uplifting [render_playfield] best 4102755 combination zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 ] 
 Attempting to uplift remaining variables inzp[1]:17 [ render_next::l#7 render_next::l#1 ]
-Uplifting [render_next] best 4097742 combination zp[1]:17 [ render_next::l#7 render_next::l#1 ] 
-Attempting to uplift remaining variables inzp[1]:195 [ keyboard_event_pressed::return#11 ]
-Uplifting [keyboard_event_pressed] best 4097724 combination reg byte a [ keyboard_event_pressed::return#11 ] 
+Uplifting [render_next] best 4102755 combination zp[1]:17 [ render_next::l#7 render_next::l#1 ] 
+Attempting to uplift remaining variables inzp[1]:197 [ keyboard_event_pressed::return#11 ]
+Uplifting [keyboard_event_pressed] best 4102737 combination reg byte a [ keyboard_event_pressed::return#11 ] 
 Attempting to uplift remaining variables inzp[1]:30 [ render_moving::l#4 render_moving::l#1 ]
-Uplifting [render_moving] best 4097724 combination zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] 
+Uplifting [render_moving] best 4102737 combination zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] 
 Attempting to uplift remaining variables inzp[1]:146 [ play_move_rotate::key_event#0 ]
-Uplifting [play_move_rotate] best 4097715 combination reg byte a [ play_move_rotate::key_event#0 ] 
+Uplifting [play_move_rotate] best 4102728 combination reg byte a [ play_move_rotate::key_event#0 ] 
 Attempting to uplift remaining variables inzp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ]
-Uplifting [render_moving] best 4097715 combination zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] 
+Uplifting [render_moving] best 4102728 combination zp[1]:29 [ render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] 
 Attempting to uplift remaining variables inzp[1]:131 [ render_next::next_piece_char#0 ]
-Uplifting [render_next] best 4097715 combination zp[1]:131 [ render_next::next_piece_char#0 ] 
+Uplifting [render_next] best 4102728 combination zp[1]:131 [ render_next::next_piece_char#0 ] 
 Attempting to uplift remaining variables inzp[1]:140 [ play_move_down::key_event#0 ]
-Uplifting [play_move_down] best 4097709 combination reg byte a [ play_move_down::key_event#0 ] 
-Attempting to uplift remaining variables inzp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
-Uplifting [] best 4097709 combination zp[1]:28 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ] 
+Uplifting [play_move_down] best 4102722 combination reg byte a [ play_move_down::key_event#0 ] 
+Attempting to uplift remaining variables inzp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
+Uplifting [] best 4102722 combination zp[1]:28 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ] 
 Attempting to uplift remaining variables inzp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ]
-Uplifting [] best 4097709 combination zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] 
-Attempting to uplift remaining variables inzp[1]:172 [ play_spawn_current::$7 ]
-Uplifting [play_spawn_current] best 4097709 combination zp[1]:172 [ play_spawn_current::$7 ] 
+Uplifting [] best 4102722 combination zp[1]:4 [ current_movedown_counter#16 current_movedown_counter#14 current_movedown_counter#12 ] 
 Attempting to uplift remaining variables inzp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ]
-Uplifting [play_movement] best 4097709 combination zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] 
+Uplifting [play_movement] best 4102722 combination zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] 
+Attempting to uplift remaining variables inzp[1]:172 [ play_spawn_current::$7 ]
+Uplifting [play_spawn_current] best 4102722 combination zp[1]:172 [ play_spawn_current::$7 ] 
 Attempting to uplift remaining variables inzp[1]:141 [ play_move_down::return#0 ]
-Uplifting [play_move_down] best 4097703 combination reg byte a [ play_move_down::return#0 ] 
+Uplifting [play_move_down] best 4102716 combination reg byte a [ play_move_down::return#0 ] 
 Attempting to uplift remaining variables inzp[1]:147 [ play_move_rotate::return#0 ]
-Uplifting [play_move_rotate] best 4097697 combination reg byte a [ play_move_rotate::return#0 ] 
-Attempting to uplift remaining variables inzp[1]:199 [ keyboard_event_pressed::return#0 ]
-Uplifting [keyboard_event_pressed] best 4097691 combination reg byte a [ keyboard_event_pressed::return#0 ] 
-Attempting to uplift remaining variables inzp[1]:200 [ keyboard_event_scan::$0 ]
-Uplifting [keyboard_event_scan] best 4097685 combination reg byte a [ keyboard_event_scan::$0 ] 
-Attempting to uplift remaining variables inzp[1]:201 [ keyboard_event_pressed::return#1 ]
-Uplifting [keyboard_event_pressed] best 4097679 combination reg byte a [ keyboard_event_pressed::return#1 ] 
-Attempting to uplift remaining variables inzp[1]:202 [ keyboard_event_scan::$3 ]
-Uplifting [keyboard_event_scan] best 4097673 combination reg byte a [ keyboard_event_scan::$3 ] 
-Attempting to uplift remaining variables inzp[1]:203 [ keyboard_event_pressed::return#2 ]
-Uplifting [keyboard_event_pressed] best 4097667 combination reg byte a [ keyboard_event_pressed::return#2 ] 
-Attempting to uplift remaining variables inzp[1]:204 [ keyboard_event_scan::$6 ]
-Uplifting [keyboard_event_scan] best 4097661 combination reg byte a [ keyboard_event_scan::$6 ] 
-Attempting to uplift remaining variables inzp[1]:205 [ keyboard_event_pressed::return#10 ]
-Uplifting [keyboard_event_pressed] best 4097655 combination reg byte a [ keyboard_event_pressed::return#10 ] 
-Attempting to uplift remaining variables inzp[1]:206 [ keyboard_event_scan::$9 ]
-Uplifting [keyboard_event_scan] best 4097649 combination reg byte a [ keyboard_event_scan::$9 ] 
+Uplifting [play_move_rotate] best 4102710 combination reg byte a [ play_move_rotate::return#0 ] 
+Attempting to uplift remaining variables inzp[1]:201 [ keyboard_event_pressed::return#0 ]
+Uplifting [keyboard_event_pressed] best 4102704 combination reg byte a [ keyboard_event_pressed::return#0 ] 
+Attempting to uplift remaining variables inzp[1]:202 [ keyboard_event_scan::$0 ]
+Uplifting [keyboard_event_scan] best 4102698 combination reg byte a [ keyboard_event_scan::$0 ] 
+Attempting to uplift remaining variables inzp[1]:203 [ keyboard_event_pressed::return#1 ]
+Uplifting [keyboard_event_pressed] best 4102692 combination reg byte a [ keyboard_event_pressed::return#1 ] 
+Attempting to uplift remaining variables inzp[1]:204 [ keyboard_event_scan::$3 ]
+Uplifting [keyboard_event_scan] best 4102686 combination reg byte a [ keyboard_event_scan::$3 ] 
+Attempting to uplift remaining variables inzp[1]:205 [ keyboard_event_pressed::return#2 ]
+Uplifting [keyboard_event_pressed] best 4102680 combination reg byte a [ keyboard_event_pressed::return#2 ] 
+Attempting to uplift remaining variables inzp[1]:206 [ keyboard_event_scan::$6 ]
+Uplifting [keyboard_event_scan] best 4102674 combination reg byte a [ keyboard_event_scan::$6 ] 
+Attempting to uplift remaining variables inzp[1]:207 [ keyboard_event_pressed::return#10 ]
+Uplifting [keyboard_event_pressed] best 4102668 combination reg byte a [ keyboard_event_pressed::return#10 ] 
+Attempting to uplift remaining variables inzp[1]:208 [ keyboard_event_scan::$9 ]
+Uplifting [keyboard_event_scan] best 4102662 combination reg byte a [ keyboard_event_scan::$9 ] 
 Attempting to uplift remaining variables inzp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ]
-Uplifting [render_screen_original] best 4097649 combination zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ] 
+Uplifting [render_screen_original] best 4102662 combination zp[1]:102 [ render_screen_original::y#6 render_screen_original::y#1 ] 
 Attempting to uplift remaining variables inzp[1]:12 [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::bcd#2 render_bcd::bcd#3 render_bcd::bcd#4 render_bcd::bcd#5 ]
-Uplifting [render_bcd] best 4097629 combination reg byte x [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::bcd#2 render_bcd::bcd#3 render_bcd::bcd#4 render_bcd::bcd#5 ] 
+Uplifting [render_bcd] best 4102642 combination reg byte x [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::bcd#2 render_bcd::bcd#3 render_bcd::bcd#4 render_bcd::bcd#5 ] 
 Attempting to uplift remaining variables inzp[1]:11 [ render_bcd::only_low#6 ]
-Uplifting [render_bcd] best 4097608 combination reg byte y [ render_bcd::only_low#6 ] 
-Attempting to uplift remaining variables inzp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ]
-Uplifting [] best 4097608 combination zp[1]:25 [ current_xpos#59 current_xpos#118 current_xpos#119 ] 
+Uplifting [render_bcd] best 4102621 combination reg byte y [ render_bcd::only_low#6 ] 
+Attempting to uplift remaining variables inzp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ]
+Uplifting [] best 4102621 combination zp[1]:25 [ current_xpos#59 current_xpos#117 current_xpos#118 ] 
 Attempting to uplift remaining variables inzp[1]:24 [ render_screen_render#33 render_screen_render#64 ]
-Uplifting [] best 4097608 combination zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] 
+Uplifting [] best 4102621 combination zp[1]:24 [ render_screen_render#33 render_screen_render#64 ] 
 Attempting to uplift remaining variables inzp[1]:145 [ play_movement::render#2 ]
-Uplifting [play_movement] best 4097608 combination zp[1]:145 [ play_movement::render#2 ] 
+Uplifting [play_movement] best 4102621 combination zp[1]:145 [ play_movement::render#2 ] 
 Attempting to uplift remaining variables inzp[1]:41 [ play_move_rotate::return#2 ]
-Uplifting [play_move_rotate] best 4097599 combination reg byte a [ play_move_rotate::return#2 ] 
+Uplifting [play_move_rotate] best 4102612 combination reg byte a [ play_move_rotate::return#2 ] 
 Attempting to uplift remaining variables inzp[1]:53 [ play_move_leftright::return#2 ]
-Uplifting [play_move_leftright] best 4097590 combination reg byte a [ play_move_leftright::return#2 ] 
+Uplifting [play_move_leftright] best 4102603 combination reg byte a [ play_move_leftright::return#2 ] 
 Attempting to uplift remaining variables inzp[1]:68 [ play_move_down::return#3 ]
-Uplifting [play_move_down] best 4097583 combination reg byte x [ play_move_down::return#3 ] 
+Uplifting [play_move_down] best 4102596 combination reg byte x [ play_move_down::return#3 ] 
 Attempting to uplift remaining variables inzp[1]:123 [ play_movement::key_event#0 ]
-Uplifting [play_movement] best 4097583 combination zp[1]:123 [ play_movement::key_event#0 ] 
+Uplifting [play_movement] best 4102596 combination zp[1]:123 [ play_movement::key_event#0 ] 
 Attempting to uplift remaining variables inzp[1]:94 [ play_init::b#2 play_init::b#1 ]
-Uplifting [play_init] best 4097483 combination reg byte x [ play_init::b#2 play_init::b#1 ] 
+Uplifting [play_init] best 4102496 combination reg byte x [ play_init::b#2 play_init::b#1 ] 
 Attempting to uplift remaining variables inzp[1]:124 [ play_movement::return#3 ]
-Uplifting [play_movement] best 4096883 combination reg byte a [ play_movement::return#3 ] 
+Uplifting [play_movement] best 4101896 combination reg byte a [ play_movement::return#3 ] 
 Attempting to uplift remaining variables inzp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ]
-Uplifting [sprites_init] best 4096883 combination zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ] 
+Uplifting [sprites_init] best 4101896 combination zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 ] 
 Attempting to uplift remaining variables inzp[1]:93 [ play_init::idx#2 play_init::idx#1 ]
-Uplifting [play_init] best 4096883 combination zp[1]:93 [ play_init::idx#2 play_init::idx#1 ] 
+Uplifting [play_init] best 4101896 combination zp[1]:93 [ play_init::idx#2 play_init::idx#1 ] 
 Attempting to uplift remaining variables inzp[1]:15 [ render_screen_render#15 render_screen_render#65 ]
-Uplifting [] best 4096847 combination reg byte x [ render_screen_render#15 render_screen_render#65 ] 
-Attempting to uplift remaining variables inzp[1]:23 [ current_ypos#13 current_ypos#97 current_ypos#98 ]
-Uplifting [] best 4096811 combination reg byte x [ current_ypos#13 current_ypos#97 current_ypos#98 ] 
+Uplifting [] best 4101860 combination reg byte x [ render_screen_render#15 render_screen_render#65 ] 
+Attempting to uplift remaining variables inzp[1]:23 [ current_ypos#13 current_ypos#96 current_ypos#97 ]
+Uplifting [] best 4101824 combination reg byte x [ current_ypos#13 current_ypos#96 current_ypos#97 ] 
 Attempting to uplift remaining variables inzp[1]:112 [ render_screen_showing ]
-Uplifting [] best 4096811 combination zp[1]:112 [ render_screen_showing ] 
+Uplifting [] best 4101824 combination zp[1]:112 [ render_screen_showing ] 
 Attempting to uplift remaining variables inzp[1]:2 [ render_screen_show#16 render_screen_show#13 ]
-Uplifting [] best 4096811 combination zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] 
+Uplifting [] best 4101824 combination zp[1]:2 [ render_screen_show#16 render_screen_show#13 ] 
 Attempting to uplift remaining variables inzp[1]:16 [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ]
-Uplifting [] best 4096774 combination reg byte y [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ] 
+Uplifting [] best 4101787 combination reg byte y [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ] 
 Attempting to uplift remaining variables inzp[1]:3 [ render_screen_render#18 render_screen_render#11 ]
-Uplifting [] best 4096774 combination zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] 
-Attempting to uplift remaining variables inzp[1]:218 [ sprites_irq::raster_sprite_gfx_modify ]
-Uplifting [sprites_irq] best 4096774 combination zp[1]:218 [ sprites_irq::raster_sprite_gfx_modify ] 
-Attempting to uplift remaining variables inzp[1]:222 [ sprites_irq::ptr#1 ]
-Uplifting [sprites_irq] best 4096762 combination reg byte x [ sprites_irq::ptr#1 ] 
-Attempting to uplift remaining variables inzp[1]:216 [ sprites_irq::ypos#0 ]
-Uplifting [sprites_irq] best 4096747 combination reg byte a [ sprites_irq::ypos#0 ] 
-Attempting to uplift remaining variables inzp[1]:219 [ sprites_irq::ptr#0 ]
-Uplifting [sprites_irq] best 4096732 combination reg byte x [ sprites_irq::ptr#0 ] 
+Uplifting [] best 4101787 combination zp[1]:3 [ render_screen_render#18 render_screen_render#11 ] 
+Attempting to uplift remaining variables inzp[1]:220 [ sprites_irq::raster_sprite_gfx_modify ]
+Uplifting [sprites_irq] best 4101787 combination zp[1]:220 [ sprites_irq::raster_sprite_gfx_modify ] 
+Attempting to uplift remaining variables inzp[1]:224 [ sprites_irq::ptr#1 ]
+Uplifting [sprites_irq] best 4101775 combination reg byte x [ sprites_irq::ptr#1 ] 
+Attempting to uplift remaining variables inzp[1]:218 [ sprites_irq::ypos#0 ]
+Uplifting [sprites_irq] best 4101760 combination reg byte a [ sprites_irq::ypos#0 ] 
+Attempting to uplift remaining variables inzp[1]:221 [ sprites_irq::ptr#0 ]
+Uplifting [sprites_irq] best 4101745 combination reg byte x [ sprites_irq::ptr#0 ] 
 Attempting to uplift remaining variables inzp[1]:118 [ irq_sprite_ypos ]
-Uplifting [] best 4096732 combination zp[1]:118 [ irq_sprite_ypos ] 
+Uplifting [] best 4101745 combination zp[1]:118 [ irq_sprite_ypos ] 
 Attempting to uplift remaining variables inzp[1]:120 [ irq_cnt ]
-Uplifting [] best 4096732 combination zp[1]:120 [ irq_cnt ] 
+Uplifting [] best 4101745 combination zp[1]:120 [ irq_cnt ] 
 Attempting to uplift remaining variables inzp[1]:119 [ irq_sprite_ptr ]
-Uplifting [] best 4096732 combination zp[1]:119 [ irq_sprite_ptr ] 
+Uplifting [] best 4101745 combination zp[1]:119 [ irq_sprite_ptr ] 
 Attempting to uplift remaining variables inzp[1]:117 [ irq_raster_next ]
-Uplifting [] best 4096732 combination zp[1]:117 [ irq_raster_next ] 
+Uplifting [] best 4101745 combination zp[1]:117 [ irq_raster_next ] 
 Coalescing zero page register [ zp[2]:5 [ render_score::screen#3 ] ] with [ zp[2]:7 [ render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] ] - score: 6
 Coalescing zero page register [ zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 ] ] with [ zp[1]:145 [ play_movement::render#2 ] ] - score: 2
 Coalescing zero page register [ zp[2]:9 [ render_bcd::offset#6 ] ] with [ zp[2]:13 [ render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] ] - score: 1
-Coalescing zero page register [ zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 ] ] with [ zp[2]:153 [ play_collision::piece_gfx#0 ] ] - score: 1
+Coalescing zero page register [ zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 ] ] with [ zp[2]:153 [ play_collision::piece_gfx#0 ] ] - score: 1
 Coalescing zero page register [ zp[1]:55 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 ] ] with [ zp[1]:78 [ play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ] ] - score: 1
 Coalescing zero page register [ zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 ] ] with [ zp[2]:5 [ render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] ]
 Coalescing zero page register [ zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 ] ] with [ zp[2]:9 [ render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] ]
@@ -16542,7 +16625,7 @@ Coalescing zero page register [ zp[1]:35 [ render_playfield::l#2 render_playfiel
 Coalescing zero page register [ zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 ] ] with [ zp[1]:30 [ render_moving::l#4 render_moving::l#1 ] ]
 Coalescing zero page register [ zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 ] ] with [ zp[1]:31 [ render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] ]
 Coalescing zero page register [ zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 play_movement::render#2 ] ] with [ zp[1]:32 [ render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] ]
-Coalescing zero page register [ zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 play_collision::piece_gfx#0 ] ] with [ zp[2]:37 [ render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] ]
+Coalescing zero page register [ zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 play_collision::piece_gfx#0 ] ] with [ zp[2]:37 [ render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] ]
 Coalescing zero page register [ zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 ] ] with [ zp[1]:42 [ play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] ]
 Coalescing zero page register [ zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 ] ] with [ zp[1]:46 [ play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] ]
 Coalescing zero page register [ zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 ] ] with [ zp[1]:47 [ play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] ]
@@ -16557,11 +16640,11 @@ Coalescing zero page register [ zp[1]:123 [ play_movement::key_event#0 ] ] with
 Coalescing zero page register [ zp[2]:135 [ render_moving::screen_line#0 ] ] with [ zp[2]:100 [ render_init::li_2#2 render_init::li_2#1 ] ]
 Coalescing zero page register [ zp[2]:156 [ play_collision::playfield_line#0 ] ] with [ zp[2]:103 [ render_screen_original::oscr#2 render_screen_original::oscr#4 render_screen_original::oscr#1 ] ]
 Coalescing zero page register [ zp[1]:158 [ play_collision::i#1 ] ] with [ zp[1]:131 [ render_next::next_piece_char#0 ] ]
-Coalescing zero page register [ zp[1]:177 [ play_update_score::lines_before#0 ] ] with [ zp[1]:172 [ play_spawn_current::$7 ] ]
-Coalescing zero page register [ zp[2]:189 [ play_lock_current::playfield_line#0 ] ] with [ zp[2]:105 [ render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ] ]
-Coalescing zero page register [ zp[1]:191 [ play_lock_current::i#1 ] ] with [ zp[1]:187 [ play_remove_lines::c#0 ] ]
-Coalescing zero page register [ zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 ] ] with [ zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] ]
-Coalescing zero page register [ zp[2]:43 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] ] with [ zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] ]
+Coalescing zero page register [ zp[1]:179 [ play_update_score::lines_before#0 ] ] with [ zp[1]:172 [ play_spawn_current::$7 ] ]
+Coalescing zero page register [ zp[2]:191 [ play_lock_current::playfield_line#0 ] ] with [ zp[2]:105 [ render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ] ]
+Coalescing zero page register [ zp[1]:193 [ play_lock_current::i#1 ] ] with [ zp[1]:189 [ play_remove_lines::c#0 ] ]
+Coalescing zero page register [ zp[2]:26 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 ] ] with [ zp[2]:18 [ render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ] ]
+Coalescing zero page register [ zp[2]:43 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 ] ] with [ zp[2]:20 [ render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ] ]
 Coalescing zero page register [ zp[1]:54 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 ] ] with [ zp[1]:35 [ render_playfield::l#2 render_playfield::l#1 render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ] ]
 Coalescing zero page register [ zp[1]:72 [ play_remove_lines::y#8 play_remove_lines::y#1 play_collision::xpos#6 play_collision::xpos#0 play_collision::xpos#1 play_collision::xpos#2 play_collision::xpos#3 play_collision::xpos#4 ] ] with [ zp[1]:36 [ render_playfield::i#2 render_playfield::i#3 render_playfield::i#1 render_moving::l#4 render_moving::l#1 ] ]
 Coalescing zero page register [ zp[1]:73 [ play_remove_lines::removed#11 play_remove_lines::removed#7 play_remove_lines::removed#1 play_collision::yp#2 play_collision::yp#0 play_collision::ypos#0 play_collision::ypos#1 play_collision::ypos#2 play_collision::ypos#3 play_collision::ypos#4 play_collision::yp#1 ] ] with [ zp[1]:39 [ render_playfield::c#2 render_playfield::c#1 render_moving::i#4 render_moving::i#3 render_moving::i#8 render_moving::i#2 render_moving::i#1 ] ]
@@ -16569,23 +16652,23 @@ Coalescing zero page register [ zp[1]:85 [ keyboard_event_scan::row#2 keyboard_e
 Coalescing zero page register [ zp[1]:87 [ keyboard_event_scan::keycode#10 keyboard_event_scan::keycode#11 keyboard_event_scan::keycode#13 keyboard_event_scan::keycode#14 keyboard_event_scan::keycode#1 play_lock_current::xp#2 play_lock_current::xp#0 play_lock_current::xp#1 ] ] with [ zp[1]:76 [ play_remove_lines::full#4 play_remove_lines::full#2 play_collision::i#2 play_collision::i#3 play_collision::i#10 play_collision::i#12 ] ]
 Coalescing zero page register [ zp[1]:96 [ sprites_init::xpos#2 sprites_init::xpos#1 play_init::idx#2 play_init::idx#1 ] ] with [ zp[1]:40 [ play_movement::return#2 play_movement::render#1 play_movement::return#0 play_movement::render#2 render_moving::xpos#2 render_moving::xpos#0 render_moving::xpos#1 ] ]
 Coalescing zero page register [ zp[2]:135 [ render_moving::screen_line#0 render_init::li_2#2 render_init::li_2#1 ] ] with [ zp[2]:107 [ render_screen_original::screen#7 render_screen_original::screen#6 render_screen_original::screen#5 render_screen_original::screen#8 render_screen_original::screen#9 render_screen_original::screen#10 render_screen_original::screen#2 render_screen_original::screen#3 ] ]
-Coalescing zero page register [ zp[1]:191 [ play_lock_current::i#1 play_remove_lines::c#0 ] ] with [ zp[1]:158 [ play_collision::i#1 render_next::next_piece_char#0 ] ]
-Coalescing zero page register [ zp[1]:198 [ keyboard_event_scan::row_scan#0 ] ] with [ zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] ]
+Coalescing zero page register [ zp[1]:193 [ play_lock_current::i#1 play_remove_lines::c#0 ] ] with [ zp[1]:158 [ play_collision::i#1 render_next::next_piece_char#0 ] ]
+Coalescing zero page register [ zp[1]:200 [ keyboard_event_scan::row_scan#0 ] ] with [ zp[1]:79 [ play_lock_current::l#6 play_lock_current::l#1 play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ] ]
 Allocated (was zp[1]:24) zp[1]:5 [ render_screen_render#33 render_screen_render#64 render_next::l#7 render_next::l#1 ]
-Allocated (was zp[1]:25) zp[1]:6 [ current_xpos#59 current_xpos#118 current_xpos#119 ]
-Allocated (was zp[2]:26) zp[2]:7 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ]
-Allocated (was zp[1]:28) zp[1]:9 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
-Allocated (was zp[2]:43) zp[2]:10 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ]
+Allocated (was zp[1]:25) zp[1]:6 [ current_xpos#59 current_xpos#117 current_xpos#118 ]
+Allocated (was zp[2]:26) zp[2]:7 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ]
+Allocated (was zp[1]:28) zp[1]:9 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
+Allocated (was zp[2]:43) zp[2]:10 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ]
 Allocated (was zp[1]:54) zp[1]:12 [ play_move_down::movedown#6 play_move_down::movedown#7 play_move_down::movedown#10 play_move_down::movedown#2 play_move_down::movedown#3 play_move_rotate::orientation#3 play_move_rotate::orientation#1 play_move_rotate::orientation#2 render_playfield::l#2 render_playfield::l#1 render_moving::ypos#2 render_moving::ypos#0 render_moving::ypos#1 ]
 Allocated (was zp[1]:55) zp[1]:13 [ current_ypos#38 current_ypos#3 current_ypos#11 current_ypos#6 current_ypos#19 play_lock_current::yp#2 play_lock_current::yp#0 play_lock_current::yp#1 ]
 Allocated (was zp[2]:56) zp[2]:14 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ]
 Allocated (was zp[1]:58) zp[1]:16 [ level#33 level#10 level#17 level#19 level#21 ]
 Allocated (was zp[1]:59) zp[1]:17 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 Allocated (was zp[1]:60) zp[1]:18 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-Allocated (was zp[2]:61) zp[2]:19 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ]
+Allocated (was zp[2]:61) zp[2]:19 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ]
 Allocated (was zp[1]:63) zp[1]:21 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 Allocated (was zp[1]:64) zp[1]:22 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-Allocated (was zp[2]:65) zp[2]:23 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ]
+Allocated (was zp[2]:65) zp[2]:23 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ]
 Allocated (was zp[1]:67) zp[1]:25 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 Allocated (was zp[1]:69) zp[1]:26 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
 Allocated (was zp[1]:70) zp[1]:27 [ game_over#65 game_over#27 game_over#10 game_over#52 game_over#15 ]
@@ -16606,16 +16689,16 @@ Allocated (was zp[1]:120) zp[1]:46 [ irq_cnt ]
 Allocated (was zp[1]:123) zp[1]:47 [ play_movement::key_event#0 render_screen_original::y#6 render_screen_original::y#1 ]
 Allocated (was zp[2]:135) zp[2]:48 [ render_moving::screen_line#0 render_init::li_2#2 render_init::li_2#1 render_screen_original::screen#7 render_screen_original::screen#6 render_screen_original::screen#5 render_screen_original::screen#8 render_screen_original::screen#9 render_screen_original::screen#10 render_screen_original::screen#2 render_screen_original::screen#3 ]
 Allocated (was zp[2]:156) zp[2]:50 [ play_collision::playfield_line#0 render_screen_original::oscr#2 render_screen_original::oscr#4 render_screen_original::oscr#1 ]
-Allocated (was zp[1]:177) zp[1]:52 [ play_update_score::lines_before#0 play_spawn_current::$7 ]
-Allocated (was zp[4]:179) zp[4]:53 [ play_update_score::add_bcd#0 ]
-Allocated (was zp[2]:189) zp[2]:57 [ play_lock_current::playfield_line#0 render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ]
-Allocated (was zp[1]:191) zp[1]:59 [ play_lock_current::i#1 play_remove_lines::c#0 play_collision::i#1 render_next::next_piece_char#0 ]
-Allocated (was zp[1]:198) zp[1]:60 [ keyboard_event_scan::row_scan#0 play_lock_current::l#6 play_lock_current::l#1 play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ]
-Allocated (was zp[1]:218) zp[1]:61 [ sprites_irq::raster_sprite_gfx_modify ]
+Allocated (was zp[1]:179) zp[1]:52 [ play_update_score::lines_before#0 play_spawn_current::$7 ]
+Allocated (was zp[4]:181) zp[4]:53 [ play_update_score::add_bcd#0 ]
+Allocated (was zp[2]:191) zp[2]:57 [ play_lock_current::playfield_line#0 render_screen_original::ocols#2 render_screen_original::ocols#4 render_screen_original::ocols#1 ]
+Allocated (was zp[1]:193) zp[1]:59 [ play_lock_current::i#1 play_remove_lines::c#0 play_collision::i#1 render_next::next_piece_char#0 ]
+Allocated (was zp[1]:200) zp[1]:60 [ keyboard_event_scan::row_scan#0 play_lock_current::l#6 play_lock_current::l#1 play_collision::xp#2 play_collision::xp#8 play_collision::xp#1 ]
+Allocated (was zp[1]:220) zp[1]:61 [ sprites_irq::raster_sprite_gfx_modify ]
 Interrupt procedure sprites_irq clobbers AXCNZV
-Removing interrupt register storage sty regy+1 in 1183 entry interrupt(HARDWARE_CLOBBER)
-Removing interrupt register storage regy: in 1217 [574] return  - exit interrupt(HARDWARE_CLOBBER)
-Removing interrupt register storage ldy #00 in 1217 [574] return  - exit interrupt(HARDWARE_CLOBBER)
+Removing interrupt register storage sty regy+1 in 1190 entry interrupt(HARDWARE_CLOBBER)
+Removing interrupt register storage regy: in 1224 [579] return  - exit interrupt(HARDWARE_CLOBBER)
+Removing interrupt register storage ldy #00 in 1224 [579] return  - exit interrupt(HARDWARE_CLOBBER)
 
 ASSEMBLER BEFORE OPTIMIZATION
   // File Comments
@@ -16627,6 +16710,10 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -16670,8 +16757,8 @@ ASSEMBLER BEFORE OPTIMIZATION
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -16696,11 +16783,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const KEY_CTRL = $3a
   .const KEY_SPACE = $3c
   .const KEY_COMMODORE = $3d
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Address of the first screen
   .label PLAYFIELD_SCREEN_1 = $400
   // Address of the second screen
@@ -16733,6 +16815,9 @@ ASSEMBLER BEFORE OPTIMIZATION
   // Right side collision (cell beyond the right side of the playfield)
   .const COLLISION_RIGHT = 8
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = 2
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_B = 1
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const toSpritePtr1_return = PLAYFIELD_SPRITES/$40
@@ -16860,7 +16945,7 @@ main: {
     // asm { sei  }
     sei
     // [16] call render_init 
-    // [496] phi from main::@8 to render_init [phi:main::@8->render_init]
+    // [501] phi from main::@8 to render_init [phi:main::@8->render_init]
   render_init_from___b8:
     jsr render_init
     // [17] phi from main::@8 to main::@9 [phi:main::@8->main::@9]
@@ -16883,7 +16968,7 @@ main: {
     // main::@11
   __b11:
     // [22] call play_init 
-    // [455] phi from main::@11 to play_init [phi:main::@11->play_init]
+    // [460] phi from main::@11 to play_init [phi:main::@11->play_init]
   play_init_from___b11:
     jsr play_init
     // [23] phi from main::@11 to main::@12 [phi:main::@11->main::@12]
@@ -16927,30 +17012,30 @@ main: {
     jmp __b15
     // main::@15
   __b15:
-    // [29] (byte) current_ypos#97 ← (byte) current_ypos#6 -- vbuxx=vbuz1 
+    // [29] (byte) current_ypos#96 ← (byte) current_ypos#6 -- vbuxx=vbuz1 
     ldx.z current_ypos
-    // [30] (byte) current_xpos#118 ← (byte) current_xpos#100 -- vbuz1=vbuz2 
+    // [30] (byte) current_xpos#117 ← (byte) current_xpos#100 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z current_xpos_1
-    // [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx_1
     lda PIECES+1,y
     sta.z current_piece_gfx_1+1
-    // [32] (byte) current_piece_char#99 ← (byte) current_piece_char#5 -- vbuz1=vbuz2 
+    // [32] (byte) current_piece_char#98 ← (byte) current_piece_char#5 -- vbuz1=vbuz2 
     lda.z current_piece_char
     sta.z current_piece_char_1
     // [33] call render_moving 
     // [128] phi from main::@15 to render_moving [phi:main::@15->render_moving]
   render_moving_from___b15:
-    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#99 [phi:main::@15->render_moving#0] -- register_copy 
-    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#111 [phi:main::@15->render_moving#1] -- register_copy 
-    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#118 [phi:main::@15->render_moving#2] -- register_copy 
+    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#98 [phi:main::@15->render_moving#0] -- register_copy 
+    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#110 [phi:main::@15->render_moving#1] -- register_copy 
+    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#117 [phi:main::@15->render_moving#2] -- register_copy 
     // [128] phi (byte) render_screen_render#33 = (byte) $20 [phi:main::@15->render_moving#3] -- vbuz1=vbuc1 
     lda #$20
     sta.z render_screen_render_1
-    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#97 [phi:main::@15->render_moving#4] -- register_copy 
+    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#96 [phi:main::@15->render_moving#4] -- register_copy 
     jsr render_moving
     jmp __b16
     // main::@16
@@ -16967,13 +17052,13 @@ main: {
     jmp __b17
     // main::@17
   __b17:
-    // [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece
     lda PIECES+1,y
     sta.z current_piece+1
-    // [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx
@@ -17002,12 +17087,12 @@ main: {
     // [38] phi (byte) game_over#10 = (byte) game_over#52 [phi:main::@17->main::@1#6] -- register_copy 
     // [38] phi (byte) current_ypos#11 = (byte) current_ypos#6 [phi:main::@17->main::@1#7] -- register_copy 
     // [38] phi (byte) current_xpos#14 = (byte) current_xpos#100 [phi:main::@17->main::@1#8] -- register_copy 
-    // [38] phi (byte*) current_piece_gfx#13 = (byte*) current_piece_gfx#122 [phi:main::@17->main::@1#9] -- register_copy 
+    // [38] phi (byte*) current_piece_gfx#13 = (byte*) current_piece_gfx#121 [phi:main::@17->main::@1#9] -- register_copy 
     // [38] phi (byte) current_orientation#13 = (byte) 0 [phi:main::@17->main::@1#10] -- vbuz1=vbuc1 
     lda #0
     sta.z current_orientation
     // [38] phi (byte) current_piece_char#10 = (byte) current_piece_char#5 [phi:main::@17->main::@1#11] -- register_copy 
-    // [38] phi (byte*) current_piece#10 = (byte*) current_piece#100 [phi:main::@17->main::@1#12] -- register_copy 
+    // [38] phi (byte*) current_piece#10 = (byte*) current_piece#99 [phi:main::@17->main::@1#12] -- register_copy 
     // [38] phi (byte) current_movedown_slow#14 = (byte) current_movedown_slow#1 [phi:main::@17->main::@1#13] -- register_copy 
     // [38] phi (byte) render_screen_render#18 = (byte) $20 [phi:main::@17->main::@1#14] -- vbuz1=vbuc1 
     lda #$20
@@ -17062,7 +17147,7 @@ main: {
   __b18:
     // [43] call keyboard_event_scan 
   // Scan keyboard events
-    // [390] phi from main::@18 to keyboard_event_scan [phi:main::@18->keyboard_event_scan]
+    // [395] phi from main::@18 to keyboard_event_scan [phi:main::@18->keyboard_event_scan]
   keyboard_event_scan_from___b18:
     jsr keyboard_event_scan
     // [44] phi from main::@18 to main::@19 [phi:main::@18->main::@19]
@@ -17119,30 +17204,30 @@ main: {
     jmp __b22
     // main::@22
   __b22:
-    // [57] (byte) current_ypos#98 ← (byte) current_ypos#19 -- vbuxx=vbuz1 
+    // [57] (byte) current_ypos#97 ← (byte) current_ypos#19 -- vbuxx=vbuz1 
     ldx.z current_ypos
     // [58] (byte) render_screen_render#64 ← (byte) render_screen_render#18 -- vbuz1=vbuz2 
     lda.z render_screen_render
     sta.z render_screen_render_1
-    // [59] (byte) current_xpos#119 ← (byte) current_xpos#19 -- vbuz1=vbuz2 
+    // [59] (byte) current_xpos#118 ← (byte) current_xpos#19 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z current_xpos_1
-    // [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18 -- pbuz1=pbuz2 
+    // [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18 -- pbuz1=pbuz2 
     lda.z current_piece_gfx
     sta.z current_piece_gfx_1
     lda.z current_piece_gfx+1
     sta.z current_piece_gfx_1+1
-    // [61] (byte) current_piece_char#100 ← (byte) current_piece_char#16 -- vbuz1=vbuz2 
+    // [61] (byte) current_piece_char#99 ← (byte) current_piece_char#16 -- vbuz1=vbuz2 
     lda.z current_piece_char
     sta.z current_piece_char_1
     // [62] call render_moving 
     // [128] phi from main::@22 to render_moving [phi:main::@22->render_moving]
   render_moving_from___b22:
-    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#100 [phi:main::@22->render_moving#0] -- register_copy 
-    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#112 [phi:main::@22->render_moving#1] -- register_copy 
-    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#119 [phi:main::@22->render_moving#2] -- register_copy 
+    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#99 [phi:main::@22->render_moving#0] -- register_copy 
+    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#111 [phi:main::@22->render_moving#1] -- register_copy 
+    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#118 [phi:main::@22->render_moving#2] -- register_copy 
     // [128] phi (byte) render_screen_render#33 = (byte) render_screen_render#64 [phi:main::@22->render_moving#3] -- register_copy 
-    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#98 [phi:main::@22->render_moving#4] -- register_copy 
+    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#97 [phi:main::@22->render_moving#4] -- register_copy 
     jsr render_moving
     jmp __b23
     // main::@23
@@ -17867,7 +17952,7 @@ play_move_rotate: {
     sta.z play_collision.ypos
     // [190] (byte) play_collision::orientation#3 ← (byte) play_move_rotate::orientation#3 -- vbuxx=vbuz1 
     ldx.z orientation
-    // [191] (byte*) current_piece#98 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [191] (byte*) current_piece#97 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -17878,7 +17963,7 @@ play_move_rotate: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#3 [phi:play_move_rotate::@3->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#3 [phi:play_move_rotate::@3->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#3 [phi:play_move_rotate::@3->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#98 [phi:play_move_rotate::@3->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#97 [phi:play_move_rotate::@3->play_collision#3] -- register_copy 
     jsr play_collision
     // [193] (byte) play_collision::return#14 ← (byte) play_collision::return#15
     jmp __b6
@@ -18111,7 +18196,7 @@ play_move_leftright: {
     sta.z play_collision.ypos
     // [228] (byte) play_collision::orientation#2 ← (byte) current_orientation#20 -- vbuxx=vbuz1 
     ldx.z current_orientation
-    // [229] (byte*) current_piece#97 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [229] (byte*) current_piece#96 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -18122,7 +18207,7 @@ play_move_leftright: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#2 [phi:play_move_leftright::@3->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#2 [phi:play_move_leftright::@3->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#2 [phi:play_move_leftright::@3->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#97 [phi:play_move_leftright::@3->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#96 [phi:play_move_leftright::@3->play_collision#3] -- register_copy 
     jsr play_collision
     // [231] (byte) play_collision::return#13 ← (byte) play_collision::return#15
     jmp __b7
@@ -18167,7 +18252,7 @@ play_move_leftright: {
     sta.z play_collision.ypos
     // [239] (byte) play_collision::orientation#1 ← (byte) current_orientation#20 -- vbuxx=vbuz1 
     ldx.z current_orientation
-    // [240] (byte*) current_piece#96 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [240] (byte*) current_piece#95 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -18178,7 +18263,7 @@ play_move_leftright: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#1 [phi:play_move_leftright::@1->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#1 [phi:play_move_leftright::@1->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#1 [phi:play_move_leftright::@1->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#96 [phi:play_move_leftright::@1->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#95 [phi:play_move_leftright::@1->play_collision#3] -- register_copy 
     jsr play_collision
     // [242] (byte) play_collision::return#1 ← (byte) play_collision::return#15
     jmp __b6
@@ -18226,9 +18311,9 @@ play_move_down: {
     // play_move_down::@1
   __b1:
     // [250] call keyboard_event_pressed 
-    // [379] phi from play_move_down::@1 to keyboard_event_pressed [phi:play_move_down::@1->keyboard_event_pressed]
+    // [384] phi from play_move_down::@1 to keyboard_event_pressed [phi:play_move_down::@1->keyboard_event_pressed]
   keyboard_event_pressed_from___b1:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_SPACE [phi:play_move_down::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_SPACE [phi:play_move_down::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_SPACE
     jsr keyboard_event_pressed
     // [251] (byte) keyboard_event_pressed::return#12 ← (byte) keyboard_event_pressed::return#11
@@ -18291,7 +18376,7 @@ play_move_down: {
     sta.z play_collision.xpos
     // [263] (byte) play_collision::orientation#0 ← (byte) current_orientation#13 -- vbuxx=vbuz1 
     ldx.z current_orientation
-    // [264] (byte*) current_piece#95 ← (byte*) current_piece#10 -- pbuz1=pbuz2 
+    // [264] (byte*) current_piece#94 ← (byte*) current_piece#10 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -18302,7 +18387,7 @@ play_move_down: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#0 [phi:play_move_down::@8->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#0 [phi:play_move_down::@8->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#0 [phi:play_move_down::@8->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#95 [phi:play_move_down::@8->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#94 [phi:play_move_down::@8->play_collision#3] -- register_copy 
     jsr play_collision
     // [266] (byte) play_collision::return#0 ← (byte) play_collision::return#15
     jmp __b13
@@ -18326,7 +18411,7 @@ play_move_down: {
     // play_move_down::@14
   __b14:
     // [272] call play_remove_lines 
-    // [338] phi from play_move_down::@14 to play_remove_lines [phi:play_move_down::@14->play_remove_lines]
+    // [343] phi from play_move_down::@14 to play_remove_lines [phi:play_move_down::@14->play_remove_lines]
   play_remove_lines_from___b14:
     jsr play_remove_lines
     // [273] (byte) play_remove_lines::return#0 ← (byte) play_remove_lines::removed#7 -- vbuaa=vbuz1 
@@ -18355,13 +18440,13 @@ play_move_down: {
     jmp __b17
     // play_move_down::@17
   __b17:
-    // [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece
     lda PIECES+1,y
     sta.z current_piece+1
-    // [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx
@@ -18372,12 +18457,12 @@ play_move_down: {
     // [281] phi (byte) next_piece_idx#30 = (byte) play_spawn_current::piece_idx#2 [phi:play_move_down::@17->play_move_down::@11#0] -- register_copy 
     // [281] phi (byte) game_over#27 = (byte) game_over#52 [phi:play_move_down::@17->play_move_down::@11#1] -- register_copy 
     // [281] phi (byte) current_xpos#43 = (byte) current_xpos#100 [phi:play_move_down::@17->play_move_down::@11#2] -- register_copy 
-    // [281] phi (byte*) current_piece_gfx#35 = (byte*) current_piece_gfx#116 [phi:play_move_down::@17->play_move_down::@11#3] -- register_copy 
+    // [281] phi (byte*) current_piece_gfx#35 = (byte*) current_piece_gfx#115 [phi:play_move_down::@17->play_move_down::@11#3] -- register_copy 
     // [281] phi (byte) current_orientation#37 = (byte) 0 [phi:play_move_down::@17->play_move_down::@11#4] -- vbuz1=vbuc1 
     lda #0
     sta.z current_orientation
     // [281] phi (byte) current_piece_char#29 = (byte) current_piece_char#5 [phi:play_move_down::@17->play_move_down::@11#5] -- register_copy 
-    // [281] phi (byte*) current_piece#28 = (byte*) current_piece#92 [phi:play_move_down::@17->play_move_down::@11#6] -- register_copy 
+    // [281] phi (byte*) current_piece#28 = (byte*) current_piece#91 [phi:play_move_down::@17->play_move_down::@11#6] -- register_copy 
     // [281] phi (byte) level_bcd#31 = (byte) level_bcd#19 [phi:play_move_down::@17->play_move_down::@11#7] -- register_copy 
     // [281] phi (byte) current_movedown_slow#37 = (byte) current_movedown_slow#23 [phi:play_move_down::@17->play_move_down::@11#8] -- register_copy 
     // [281] phi (byte) level#33 = (byte) level#19 [phi:play_move_down::@17->play_move_down::@11#9] -- register_copy 
@@ -18478,7 +18563,7 @@ play_spawn_current: {
     // [292] (byte) play_collision::ypos#4 ← (byte) current_ypos#6 -- vbuz1=vbuz2 
     lda.z current_ypos
     sta.z play_collision.ypos
-    // [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z __7
     lda PIECES,y
     sta.z current_piece_1
@@ -18491,30 +18576,30 @@ play_spawn_current: {
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#4 [phi:play_spawn_current->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) 0 [phi:play_spawn_current->play_collision#2] -- vbuxx=vbuc1 
     ldx #0
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#99 [phi:play_spawn_current->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#98 [phi:play_spawn_current->play_collision#3] -- register_copy 
     jsr play_collision
     // [295] (byte) play_collision::return#10 ← (byte) play_collision::return#15
     jmp __b4
     // play_spawn_current::@4
   __b4:
     // [296] (byte~) play_spawn_current::$1 ← (byte) play_collision::return#10
-    // [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@5 -- vbuaa_neq_vbuc1_then_la1 
+    // [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@6 -- vbuaa_neq_vbuc1_then_la1 
     cmp #COLLISION_PLAYFIELD
-    bne __b5_from___b4
+    bne __b6_from___b4
     // [299] phi from play_spawn_current::@4 to play_spawn_current::@1 [phi:play_spawn_current::@4->play_spawn_current::@1]
   __b1_from___b4:
     // [299] phi (byte) game_over#52 = (byte) 1 [phi:play_spawn_current::@4->play_spawn_current::@1#0] -- vbuz1=vbuc1 
     lda #1
     sta.z game_over
     jmp __b1
-    // [298] phi from play_spawn_current::@4 to play_spawn_current::@5 [phi:play_spawn_current::@4->play_spawn_current::@5]
-  __b5_from___b4:
-    jmp __b5
-    // play_spawn_current::@5
-  __b5:
-    // [299] phi from play_spawn_current::@5 to play_spawn_current::@1 [phi:play_spawn_current::@5->play_spawn_current::@1]
-  __b1_from___b5:
-    // [299] phi (byte) game_over#52 = (byte) game_over#65 [phi:play_spawn_current::@5->play_spawn_current::@1#0] -- register_copy 
+    // [298] phi from play_spawn_current::@4 to play_spawn_current::@6 [phi:play_spawn_current::@4->play_spawn_current::@6]
+  __b6_from___b4:
+    jmp __b6
+    // play_spawn_current::@6
+  __b6:
+    // [299] phi from play_spawn_current::@6 to play_spawn_current::@1 [phi:play_spawn_current::@6->play_spawn_current::@1]
+  __b1_from___b6:
+    // [299] phi (byte) game_over#52 = (byte) game_over#65 [phi:play_spawn_current::@6->play_spawn_current::@1#0] -- register_copy 
     jmp __b1
     // play_spawn_current::@1
   __b1:
@@ -18526,29 +18611,46 @@ play_spawn_current: {
     jmp __b2
     // play_spawn_current::@2
   __b2:
-    // [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1 -- vbuz1_eq_vbuc1_then_la1 
+    // [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3 -- vbuz1_eq_vbuc1_then_la1 
     lda #7
     cmp.z piece_idx
-    beq sid_rnd1
+    beq __b3_from___b2
     jmp __breturn
     // play_spawn_current::@return
   __breturn:
     // [302] return 
     rts
-    // play_spawn_current::sid_rnd1
-  sid_rnd1:
-    // [303] (byte) play_spawn_current::sid_rnd1_return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [303] phi from play_spawn_current::@2 to play_spawn_current::@3 [phi:play_spawn_current::@2->play_spawn_current::@3]
+  __b3_from___b2:
     jmp __b3
     // play_spawn_current::@3
   __b3:
-    // [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7 -- vbuz1=vbuaa_band_vbuc1 
+    // [304] call sid_rnd 
+    jsr sid_rnd
+    // [305] (byte) sid_rnd::return#2 ← (byte) sid_rnd::return#0
+    jmp __b5
+    // play_spawn_current::@5
+  __b5:
+    // [306] (byte~) play_spawn_current::$5 ← (byte) sid_rnd::return#2
+    // [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7 -- vbuz1=vbuaa_band_vbuc1 
     and #7
     sta.z piece_idx
-    // [300] phi from play_spawn_current::@3 to play_spawn_current::@2 [phi:play_spawn_current::@3->play_spawn_current::@2]
-  __b2_from___b3:
-    // [300] phi (byte) play_spawn_current::piece_idx#2 = (byte) play_spawn_current::piece_idx#1 [phi:play_spawn_current::@3->play_spawn_current::@2#0] -- register_copy 
+    // [300] phi from play_spawn_current::@5 to play_spawn_current::@2 [phi:play_spawn_current::@5->play_spawn_current::@2]
+  __b2_from___b5:
+    // [300] phi (byte) play_spawn_current::piece_idx#2 = (byte) play_spawn_current::piece_idx#1 [phi:play_spawn_current::@5->play_spawn_current::@2#0] -- register_copy 
     jmp __b2
+}
+  // sid_rnd
+// Get a random number from the SID voice 3,
+// Must be initialized with sid_rnd_init()
+sid_rnd: {
+    // [308] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
+    jmp __breturn
+    // sid_rnd::@return
+  __breturn:
+    // [309] return 
+    rts
 }
   // play_update_score
 // Update the score based on the number of lines removed
@@ -18556,22 +18658,22 @@ play_spawn_current: {
 play_update_score: {
     .label lines_before = $34
     .label add_bcd = $35
-    // [305] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return -- vbuxx_eq_0_then_la1 
+    // [310] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return -- vbuxx_eq_0_then_la1 
     cpx #0
     beq __breturn_from_play_update_score
     jmp __b1
     // play_update_score::@1
   __b1:
-    // [306] (byte~) play_update_score::$2 ← < (word) lines_bcd#19 -- vbuaa=_lo_vwuz1 
+    // [311] (byte~) play_update_score::$2 ← < (word) lines_bcd#19 -- vbuaa=_lo_vwuz1 
     lda.z lines_bcd
-    // [307] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0 -- vbuz1=vbuaa_band_vbuc1 
+    // [312] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0 -- vbuz1=vbuaa_band_vbuc1 
     and #$f0
     sta.z lines_before
-    // [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 -- vbuaa=vbuxx_rol_2 
+    // [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 -- vbuaa=vbuxx_rol_2 
     txa
     asl
     asl
-    // [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) -- vduz1=pduc1_derefidx_vbuaa 
+    // [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) -- vduz1=pduc1_derefidx_vbuaa 
     tay
     lda score_add_bcd,y
     sta.z add_bcd
@@ -18583,7 +18685,7 @@ play_update_score: {
     sta.z add_bcd+3
     // asm { sed  }
     sed
-    // [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 -- vwuz1=vwuz1_plus_vbuxx 
+    // [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 -- vwuz1=vwuz1_plus_vbuxx 
     txa
     clc
     adc.z lines_bcd
@@ -18591,7 +18693,7 @@ play_update_score: {
     bcc !+
     inc.z lines_bcd+1
   !:
-    // [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 -- vduz1=vduz1_plus_vduz2 
+    // [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 -- vduz1=vduz1_plus_vduz2 
     lda.z score_bcd
     clc
     adc.z add_bcd
@@ -18607,40 +18709,40 @@ play_update_score: {
     sta.z score_bcd+3
     // asm { cld  }
     cld
-    // [314] (byte~) play_update_score::$4 ← < (word) lines_bcd#29 -- vbuaa=_lo_vwuz1 
+    // [319] (byte~) play_update_score::$4 ← < (word) lines_bcd#29 -- vbuaa=_lo_vwuz1 
     lda.z lines_bcd
-    // [315] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0 -- vbuaa=vbuaa_band_vbuc1 
+    // [320] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0 -- vbuaa=vbuaa_band_vbuc1 
     and #$f0
-    // [316] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return -- vbuz1_eq_vbuaa_then_la1 
+    // [321] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return -- vbuz1_eq_vbuaa_then_la1 
     cmp.z lines_before
     beq __breturn_from___b1
-    // [317] phi from play_update_score::@1 to play_update_score::@2 [phi:play_update_score::@1->play_update_score::@2]
+    // [322] phi from play_update_score::@1 to play_update_score::@2 [phi:play_update_score::@1->play_update_score::@2]
   __b2_from___b1:
     jmp __b2
     // play_update_score::@2
   __b2:
-    // [318] call play_increase_level 
+    // [323] call play_increase_level 
     jsr play_increase_level
-    // [319] phi from play_update_score play_update_score::@1 play_update_score::@2 to play_update_score::@return [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return]
+    // [324] phi from play_update_score play_update_score::@1 play_update_score::@2 to play_update_score::@return [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return]
   __breturn_from_play_update_score:
   __breturn_from___b1:
   __breturn_from___b2:
-    // [319] phi (byte) level_bcd#19 = (byte) level_bcd#11 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#0] -- register_copy 
-    // [319] phi (byte) current_movedown_slow#23 = (byte) current_movedown_slow#14 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#1] -- register_copy 
-    // [319] phi (byte) level#19 = (byte) level#10 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#2] -- register_copy 
-    // [319] phi (word) lines_bcd#17 = (word) lines_bcd#19 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#3] -- register_copy 
+    // [324] phi (byte) level_bcd#19 = (byte) level_bcd#11 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#0] -- register_copy 
+    // [324] phi (byte) current_movedown_slow#23 = (byte) current_movedown_slow#14 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#1] -- register_copy 
+    // [324] phi (byte) level#19 = (byte) level#10 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#2] -- register_copy 
+    // [324] phi (word) lines_bcd#17 = (word) lines_bcd#19 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#3] -- register_copy 
     jmp __breturn
     // play_update_score::@return
   __breturn:
-    // [320] return 
+    // [325] return 
     rts
 }
   // play_increase_level
 // Increase the level
 play_increase_level: {
-    // [321] (byte) level#21 ← ++ (byte) level#10 -- vbuz1=_inc_vbuz1 
+    // [326] (byte) level#21 ← ++ (byte) level#10 -- vbuz1=_inc_vbuz1 
     inc.z level
-    // [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 -- vbuz1_ge_vbuc1_then_la1 
+    // [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 -- vbuz1_ge_vbuc1_then_la1 
     // Update speed of moving tetrominos down
     lda.z level
     cmp #$1d+1
@@ -18648,64 +18750,64 @@ play_increase_level: {
     jmp __b3
     // play_increase_level::@3
   __b3:
-    // [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) -- vbuz1=pbuc1_derefidx_vbuz2 
+    // [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) -- vbuz1=pbuc1_derefidx_vbuz2 
     ldy.z level
     lda MOVEDOWN_SLOW_SPEEDS,y
     sta.z current_movedown_slow
-    // [324] phi from play_increase_level::@3 to play_increase_level::@1 [phi:play_increase_level::@3->play_increase_level::@1]
+    // [329] phi from play_increase_level::@3 to play_increase_level::@1 [phi:play_increase_level::@3->play_increase_level::@1]
   __b1_from___b3:
-    // [324] phi (byte) current_movedown_slow#65 = (byte) current_movedown_slow#10 [phi:play_increase_level::@3->play_increase_level::@1#0] -- register_copy 
+    // [329] phi (byte) current_movedown_slow#65 = (byte) current_movedown_slow#10 [phi:play_increase_level::@3->play_increase_level::@1#0] -- register_copy 
     jmp __b1
-    // [324] phi from play_increase_level to play_increase_level::@1 [phi:play_increase_level->play_increase_level::@1]
+    // [329] phi from play_increase_level to play_increase_level::@1 [phi:play_increase_level->play_increase_level::@1]
   __b1_from_play_increase_level:
-    // [324] phi (byte) current_movedown_slow#65 = (byte) 1 [phi:play_increase_level->play_increase_level::@1#0] -- vbuz1=vbuc1 
+    // [329] phi (byte) current_movedown_slow#65 = (byte) 1 [phi:play_increase_level->play_increase_level::@1#0] -- vbuz1=vbuc1 
     lda #1
     sta.z current_movedown_slow
     jmp __b1
     // play_increase_level::@1
   __b1:
-    // [325] (byte) level_bcd#21 ← ++ (byte) level_bcd#11 -- vbuz1=_inc_vbuz1 
+    // [330] (byte) level_bcd#21 ← ++ (byte) level_bcd#11 -- vbuz1=_inc_vbuz1 
     inc.z level_bcd
-    // [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f -- vbuaa=vbuz1_band_vbuc1 
+    // [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f -- vbuaa=vbuz1_band_vbuc1 
     lda #$f
     and.z level_bcd
-    // [327] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2 -- vbuaa_neq_vbuc1_then_la1 
+    // [332] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2 -- vbuaa_neq_vbuc1_then_la1 
     cmp #$a
     bne __b2_from___b1
     jmp __b4
     // play_increase_level::@4
   __b4:
-    // [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 -- vbuz1=vbuz1_plus_vbuc1 
+    // [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 -- vbuz1=vbuz1_plus_vbuc1 
     // If level low nybble hits 0xa change to 0x10
     lax.z level_bcd
     axs #-[6]
     stx.z level_bcd
-    // [329] phi from play_increase_level::@1 play_increase_level::@4 to play_increase_level::@2 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2]
+    // [334] phi from play_increase_level::@1 play_increase_level::@4 to play_increase_level::@2 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2]
   __b2_from___b1:
   __b2_from___b4:
-    // [329] phi (byte) level_bcd#62 = (byte) level_bcd#21 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2#0] -- register_copy 
+    // [334] phi (byte) level_bcd#62 = (byte) level_bcd#21 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2#0] -- register_copy 
     jmp __b2
     // play_increase_level::@2
   __b2:
     // asm { sed  }
     // Increase the score values gained
     sed
-    // [331] phi from play_increase_level::@2 to play_increase_level::@5 [phi:play_increase_level::@2->play_increase_level::@5]
+    // [336] phi from play_increase_level::@2 to play_increase_level::@5 [phi:play_increase_level::@2->play_increase_level::@5]
   __b5_from___b2:
-    // [331] phi (byte) play_increase_level::b#2 = (byte) 0 [phi:play_increase_level::@2->play_increase_level::@5#0] -- vbuxx=vbuc1 
+    // [336] phi (byte) play_increase_level::b#2 = (byte) 0 [phi:play_increase_level::@2->play_increase_level::@5#0] -- vbuxx=vbuc1 
     ldx #0
     jmp __b5
-    // [331] phi from play_increase_level::@5 to play_increase_level::@5 [phi:play_increase_level::@5->play_increase_level::@5]
+    // [336] phi from play_increase_level::@5 to play_increase_level::@5 [phi:play_increase_level::@5->play_increase_level::@5]
   __b5_from___b5:
-    // [331] phi (byte) play_increase_level::b#2 = (byte) play_increase_level::b#1 [phi:play_increase_level::@5->play_increase_level::@5#0] -- register_copy 
+    // [336] phi (byte) play_increase_level::b#2 = (byte) play_increase_level::b#1 [phi:play_increase_level::@5->play_increase_level::@5#0] -- register_copy 
     jmp __b5
     // play_increase_level::@5
   __b5:
-    // [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
+    // [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
     txa
     asl
     asl
-    // [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) -- pduc1_derefidx_vbuaa=pduc1_derefidx_vbuaa_plus_pduc2_derefidx_vbuaa 
+    // [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) -- pduc1_derefidx_vbuaa=pduc1_derefidx_vbuaa_plus_pduc2_derefidx_vbuaa 
     tay
     clc
     lda score_add_bcd,y
@@ -18720,9 +18822,9 @@ play_increase_level: {
     lda score_add_bcd+3,y
     adc SCORE_BASE_BCD+3,y
     sta score_add_bcd+3,y
-    // [334] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2 -- vbuxx=_inc_vbuxx 
+    // [339] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [335] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5 -- vbuxx_neq_vbuc1_then_la1 
+    // [340] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5 -- vbuxx_neq_vbuc1_then_la1 
     cpx #5
     bne __b5_from___b5
     jmp __b6
@@ -18733,7 +18835,7 @@ play_increase_level: {
     jmp __breturn
     // play_increase_level::@return
   __breturn:
-    // [337] return 
+    // [342] return 
     rts
 }
   // play_remove_lines
@@ -18747,137 +18849,137 @@ play_remove_lines: {
     .label y = $1c
     .label removed = $1d
     .label full = $1f
-    // [339] phi from play_remove_lines to play_remove_lines::@1 [phi:play_remove_lines->play_remove_lines::@1]
+    // [344] phi from play_remove_lines to play_remove_lines::@1 [phi:play_remove_lines->play_remove_lines::@1]
   __b1_from_play_remove_lines:
-    // [339] phi (byte) play_remove_lines::removed#11 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#0] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::removed#11 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z removed
-    // [339] phi (byte) play_remove_lines::y#8 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#1] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::y#8 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#1] -- vbuz1=vbuc1 
     lda #0
     sta.z y
-    // [339] phi (byte) play_remove_lines::w#12 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#2] -- vbuxx=vbuc1 
+    // [344] phi (byte) play_remove_lines::w#12 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#2] -- vbuxx=vbuc1 
     ldx #PLAYFIELD_LINES*PLAYFIELD_COLS-1
-    // [339] phi (byte) play_remove_lines::r#3 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#3] -- vbuyy=vbuc1 
+    // [344] phi (byte) play_remove_lines::r#3 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#3] -- vbuyy=vbuc1 
     ldy #PLAYFIELD_LINES*PLAYFIELD_COLS-1
     jmp __b1
   // Read all lines and rewrite them
-    // [339] phi from play_remove_lines::@6 to play_remove_lines::@1 [phi:play_remove_lines::@6->play_remove_lines::@1]
+    // [344] phi from play_remove_lines::@6 to play_remove_lines::@1 [phi:play_remove_lines::@6->play_remove_lines::@1]
   __b1_from___b6:
-    // [339] phi (byte) play_remove_lines::removed#11 = (byte) play_remove_lines::removed#7 [phi:play_remove_lines::@6->play_remove_lines::@1#0] -- register_copy 
-    // [339] phi (byte) play_remove_lines::y#8 = (byte) play_remove_lines::y#1 [phi:play_remove_lines::@6->play_remove_lines::@1#1] -- register_copy 
-    // [339] phi (byte) play_remove_lines::w#12 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6->play_remove_lines::@1#2] -- register_copy 
-    // [339] phi (byte) play_remove_lines::r#3 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@6->play_remove_lines::@1#3] -- register_copy 
+    // [344] phi (byte) play_remove_lines::removed#11 = (byte) play_remove_lines::removed#7 [phi:play_remove_lines::@6->play_remove_lines::@1#0] -- register_copy 
+    // [344] phi (byte) play_remove_lines::y#8 = (byte) play_remove_lines::y#1 [phi:play_remove_lines::@6->play_remove_lines::@1#1] -- register_copy 
+    // [344] phi (byte) play_remove_lines::w#12 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6->play_remove_lines::@1#2] -- register_copy 
+    // [344] phi (byte) play_remove_lines::r#3 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@6->play_remove_lines::@1#3] -- register_copy 
     jmp __b1
     // play_remove_lines::@1
   __b1:
-    // [340] phi from play_remove_lines::@1 to play_remove_lines::@2 [phi:play_remove_lines::@1->play_remove_lines::@2]
+    // [345] phi from play_remove_lines::@1 to play_remove_lines::@2 [phi:play_remove_lines::@1->play_remove_lines::@2]
   __b2_from___b1:
-    // [340] phi (byte) play_remove_lines::full#4 = (byte) 1 [phi:play_remove_lines::@1->play_remove_lines::@2#0] -- vbuz1=vbuc1 
+    // [345] phi (byte) play_remove_lines::full#4 = (byte) 1 [phi:play_remove_lines::@1->play_remove_lines::@2#0] -- vbuz1=vbuc1 
     lda #1
     sta.z full
-    // [340] phi (byte) play_remove_lines::x#2 = (byte) 0 [phi:play_remove_lines::@1->play_remove_lines::@2#1] -- vbuz1=vbuc1 
+    // [345] phi (byte) play_remove_lines::x#2 = (byte) 0 [phi:play_remove_lines::@1->play_remove_lines::@2#1] -- vbuz1=vbuc1 
     lda #0
     sta.z x
-    // [340] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#12 [phi:play_remove_lines::@1->play_remove_lines::@2#2] -- register_copy 
-    // [340] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#3 [phi:play_remove_lines::@1->play_remove_lines::@2#3] -- register_copy 
+    // [345] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#12 [phi:play_remove_lines::@1->play_remove_lines::@2#2] -- register_copy 
+    // [345] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#3 [phi:play_remove_lines::@1->play_remove_lines::@2#3] -- register_copy 
     jmp __b2
-    // [340] phi from play_remove_lines::@3 to play_remove_lines::@2 [phi:play_remove_lines::@3->play_remove_lines::@2]
+    // [345] phi from play_remove_lines::@3 to play_remove_lines::@2 [phi:play_remove_lines::@3->play_remove_lines::@2]
   __b2_from___b3:
-    // [340] phi (byte) play_remove_lines::full#4 = (byte) play_remove_lines::full#2 [phi:play_remove_lines::@3->play_remove_lines::@2#0] -- register_copy 
-    // [340] phi (byte) play_remove_lines::x#2 = (byte) play_remove_lines::x#1 [phi:play_remove_lines::@3->play_remove_lines::@2#1] -- register_copy 
-    // [340] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@3->play_remove_lines::@2#2] -- register_copy 
-    // [340] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@3->play_remove_lines::@2#3] -- register_copy 
+    // [345] phi (byte) play_remove_lines::full#4 = (byte) play_remove_lines::full#2 [phi:play_remove_lines::@3->play_remove_lines::@2#0] -- register_copy 
+    // [345] phi (byte) play_remove_lines::x#2 = (byte) play_remove_lines::x#1 [phi:play_remove_lines::@3->play_remove_lines::@2#1] -- register_copy 
+    // [345] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@3->play_remove_lines::@2#2] -- register_copy 
+    // [345] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@3->play_remove_lines::@2#3] -- register_copy 
     jmp __b2
     // play_remove_lines::@2
   __b2:
-    // [341] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2) -- vbuz1=pbuc1_derefidx_vbuyy 
+    // [346] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2) -- vbuz1=pbuc1_derefidx_vbuyy 
     lda playfield,y
     sta.z c
-    // [342] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2 -- vbuyy=_dec_vbuyy 
+    // [347] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2 -- vbuyy=_dec_vbuyy 
     dey
-    // [343] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9 -- vbuz1_neq_0_then_la1 
+    // [348] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9 -- vbuz1_neq_0_then_la1 
     lda.z c
     cmp #0
     bne __b9_from___b2
-    // [345] phi from play_remove_lines::@2 to play_remove_lines::@3 [phi:play_remove_lines::@2->play_remove_lines::@3]
+    // [350] phi from play_remove_lines::@2 to play_remove_lines::@3 [phi:play_remove_lines::@2->play_remove_lines::@3]
   __b3_from___b2:
-    // [345] phi (byte) play_remove_lines::full#2 = (byte) 0 [phi:play_remove_lines::@2->play_remove_lines::@3#0] -- vbuz1=vbuc1 
+    // [350] phi (byte) play_remove_lines::full#2 = (byte) 0 [phi:play_remove_lines::@2->play_remove_lines::@3#0] -- vbuz1=vbuc1 
     lda #0
     sta.z full
     jmp __b3
-    // [344] phi from play_remove_lines::@2 to play_remove_lines::@9 [phi:play_remove_lines::@2->play_remove_lines::@9]
+    // [349] phi from play_remove_lines::@2 to play_remove_lines::@9 [phi:play_remove_lines::@2->play_remove_lines::@9]
   __b9_from___b2:
     jmp __b9
     // play_remove_lines::@9
   __b9:
-    // [345] phi from play_remove_lines::@9 to play_remove_lines::@3 [phi:play_remove_lines::@9->play_remove_lines::@3]
+    // [350] phi from play_remove_lines::@9 to play_remove_lines::@3 [phi:play_remove_lines::@9->play_remove_lines::@3]
   __b3_from___b9:
-    // [345] phi (byte) play_remove_lines::full#2 = (byte) play_remove_lines::full#4 [phi:play_remove_lines::@9->play_remove_lines::@3#0] -- register_copy 
+    // [350] phi (byte) play_remove_lines::full#2 = (byte) play_remove_lines::full#4 [phi:play_remove_lines::@9->play_remove_lines::@3#0] -- register_copy 
     jmp __b3
     // play_remove_lines::@3
   __b3:
-    // [346] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0 -- pbuc1_derefidx_vbuxx=vbuz1 
+    // [351] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0 -- pbuc1_derefidx_vbuxx=vbuz1 
     lda.z c
     sta playfield,x
-    // [347] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4 -- vbuxx=_dec_vbuxx 
+    // [352] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4 -- vbuxx=_dec_vbuxx 
     dex
-    // [348] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2 -- vbuz1=_inc_vbuz1 
+    // [353] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2 -- vbuz1=_inc_vbuz1 
     inc.z x
-    // [349] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [354] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_COLS-1+1
     cmp.z x
     bne __b2_from___b3
     jmp __b4
     // play_remove_lines::@4
   __b4:
-    // [350] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6 -- vbuz1_neq_vbuc1_then_la1 
+    // [355] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #1
     cmp.z full
     bne __b6_from___b4
     jmp __b5
     // play_remove_lines::@5
   __b5:
-    // [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS -- vbuxx=vbuxx_plus_vbuc1 
+    // [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS -- vbuxx=vbuxx_plus_vbuc1 
     txa
     axs #-[PLAYFIELD_COLS]
-    // [352] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11 -- vbuz1=_inc_vbuz1 
+    // [357] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11 -- vbuz1=_inc_vbuz1 
     inc.z removed
-    // [353] phi from play_remove_lines::@4 play_remove_lines::@5 to play_remove_lines::@6 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6]
+    // [358] phi from play_remove_lines::@4 play_remove_lines::@5 to play_remove_lines::@6 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6]
   __b6_from___b4:
   __b6_from___b5:
-    // [353] phi (byte) play_remove_lines::removed#7 = (byte) play_remove_lines::removed#11 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#0] -- register_copy 
-    // [353] phi (byte) play_remove_lines::w#11 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#1] -- register_copy 
+    // [358] phi (byte) play_remove_lines::removed#7 = (byte) play_remove_lines::removed#11 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#0] -- register_copy 
+    // [358] phi (byte) play_remove_lines::w#11 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#1] -- register_copy 
     jmp __b6
     // play_remove_lines::@6
   __b6:
-    // [354] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8 -- vbuz1=_inc_vbuz1 
+    // [359] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8 -- vbuz1=_inc_vbuz1 
     inc.z y
-    // [355] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [360] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_LINES-1+1
     cmp.z y
     bne __b1_from___b6
-    // [356] phi from play_remove_lines::@6 play_remove_lines::@8 to play_remove_lines::@7 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7]
+    // [361] phi from play_remove_lines::@6 play_remove_lines::@8 to play_remove_lines::@7 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7]
   __b7_from___b6:
   __b7_from___b8:
-    // [356] phi (byte) play_remove_lines::w#6 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7#0] -- register_copy 
+    // [361] phi (byte) play_remove_lines::w#6 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7#0] -- register_copy 
     jmp __b7
   // Write zeros in the rest of the lines
     // play_remove_lines::@7
   __b7:
-    // [357] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8 -- vbuxx_neq_vbuc1_then_la1 
+    // [362] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8 -- vbuxx_neq_vbuc1_then_la1 
     cpx #$ff
     bne __b8
     jmp __breturn
     // play_remove_lines::@return
   __breturn:
-    // [358] return 
+    // [363] return 
     rts
     // play_remove_lines::@8
   __b8:
-    // [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 -- pbuc1_derefidx_vbuxx=vbuc2 
+    // [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 -- pbuc1_derefidx_vbuxx=vbuc2 
     lda #0
     sta playfield,x
-    // [360] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6 -- vbuxx=_dec_vbuxx 
+    // [365] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6 -- vbuxx=_dec_vbuxx 
     dex
     jmp __b7_from___b8
 }
@@ -18890,45 +18992,45 @@ play_lock_current: {
     .label i = $3b
     .label l = $3c
     .label i_1 = $1e
-    // [361] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
-    // [362] phi from play_lock_current to play_lock_current::@1 [phi:play_lock_current->play_lock_current::@1]
+    // [366] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
+    // [367] phi from play_lock_current to play_lock_current::@1 [phi:play_lock_current->play_lock_current::@1]
   __b1_from_play_lock_current:
-    // [362] phi (byte) play_lock_current::l#6 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#0] -- vbuz1=vbuc1 
+    // [367] phi (byte) play_lock_current::l#6 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z l
-    // [362] phi (byte) play_lock_current::i#3 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#1] -- vbuz1=vbuc1 
+    // [367] phi (byte) play_lock_current::i#3 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#1] -- vbuz1=vbuc1 
     lda #0
     sta.z i_1
-    // [362] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#0 [phi:play_lock_current->play_lock_current::@1#2] -- register_copy 
+    // [367] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#0 [phi:play_lock_current->play_lock_current::@1#2] -- register_copy 
     jmp __b1
     // play_lock_current::@1
   __b1:
-    // [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 -- vbuaa=vbuz1_rol_1 
+    // [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 -- vbuaa=vbuz1_rol_1 
     lda.z yp
     asl
-    // [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) -- pbuz1=pptc1_derefidx_vbuaa 
+    // [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) -- pbuz1=pptc1_derefidx_vbuaa 
     tay
     lda playfield_lines,y
     sta.z playfield_line
     lda playfield_lines+1,y
     sta.z playfield_line+1
-    // [365] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14 -- vbuz1=vbuz2 
+    // [370] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z xp
-    // [366] phi from play_lock_current::@1 to play_lock_current::@2 [phi:play_lock_current::@1->play_lock_current::@2]
+    // [371] phi from play_lock_current::@1 to play_lock_current::@2 [phi:play_lock_current::@1->play_lock_current::@2]
   __b2_from___b1:
-    // [366] phi (byte) play_lock_current::c#2 = (byte) 0 [phi:play_lock_current::@1->play_lock_current::@2#0] -- vbuxx=vbuc1 
+    // [371] phi (byte) play_lock_current::c#2 = (byte) 0 [phi:play_lock_current::@1->play_lock_current::@2#0] -- vbuxx=vbuc1 
     ldx #0
-    // [366] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#0 [phi:play_lock_current::@1->play_lock_current::@2#1] -- register_copy 
-    // [366] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#3 [phi:play_lock_current::@1->play_lock_current::@2#2] -- register_copy 
+    // [371] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#0 [phi:play_lock_current::@1->play_lock_current::@2#1] -- register_copy 
+    // [371] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#3 [phi:play_lock_current::@1->play_lock_current::@2#2] -- register_copy 
     jmp __b2
     // play_lock_current::@2
   __b2:
-    // [367] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2 -- vbuz1=_inc_vbuz2 
+    // [372] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2 -- vbuz1=_inc_vbuz2 
     ldy.z i_1
     iny
     sty.z i
-    // [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 -- pbuz1_derefidx_vbuz2_eq_0_then_la1 
+    // [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 -- pbuz1_derefidx_vbuz2_eq_0_then_la1 
     ldy.z i_1
     lda (current_piece_gfx),y
     cmp #0
@@ -18936,57 +19038,57 @@ play_lock_current: {
     jmp __b4
     // play_lock_current::@4
   __b4:
-    // [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 -- pbuz1_derefidx_vbuz2=vbuz3 
+    // [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 -- pbuz1_derefidx_vbuz2=vbuz3 
     lda.z current_piece_char
     ldy.z xp
     sta (playfield_line),y
     jmp __b3
     // play_lock_current::@3
   __b3:
-    // [370] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2 -- vbuz1=_inc_vbuz1 
+    // [375] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2 -- vbuz1=_inc_vbuz1 
     inc.z xp
-    // [371] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2 -- vbuxx=_inc_vbuxx 
+    // [376] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [372] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7 -- vbuxx_neq_vbuc1_then_la1 
+    // [377] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7 -- vbuxx_neq_vbuc1_then_la1 
     cpx #4
     bne __b7
     jmp __b5
     // play_lock_current::@5
   __b5:
-    // [373] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2 -- vbuz1=_inc_vbuz1 
+    // [378] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2 -- vbuz1=_inc_vbuz1 
     inc.z yp
-    // [374] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6 -- vbuz1=_inc_vbuz1 
+    // [379] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6 -- vbuz1=_inc_vbuz1 
     inc.z l
-    // [375] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6 -- vbuz1_neq_vbuc1_then_la1 
+    // [380] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #4
     cmp.z l
     bne __b6
     jmp __breturn
     // play_lock_current::@return
   __breturn:
-    // [376] return 
+    // [381] return 
     rts
     // play_lock_current::@6
   __b6:
-    // [377] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
+    // [382] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
     lda.z i
     sta.z i_1
-    // [362] phi from play_lock_current::@6 to play_lock_current::@1 [phi:play_lock_current::@6->play_lock_current::@1]
+    // [367] phi from play_lock_current::@6 to play_lock_current::@1 [phi:play_lock_current::@6->play_lock_current::@1]
   __b1_from___b6:
-    // [362] phi (byte) play_lock_current::l#6 = (byte) play_lock_current::l#1 [phi:play_lock_current::@6->play_lock_current::@1#0] -- register_copy 
-    // [362] phi (byte) play_lock_current::i#3 = (byte) play_lock_current::i#7 [phi:play_lock_current::@6->play_lock_current::@1#1] -- register_copy 
-    // [362] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#1 [phi:play_lock_current::@6->play_lock_current::@1#2] -- register_copy 
+    // [367] phi (byte) play_lock_current::l#6 = (byte) play_lock_current::l#1 [phi:play_lock_current::@6->play_lock_current::@1#0] -- register_copy 
+    // [367] phi (byte) play_lock_current::i#3 = (byte) play_lock_current::i#7 [phi:play_lock_current::@6->play_lock_current::@1#1] -- register_copy 
+    // [367] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#1 [phi:play_lock_current::@6->play_lock_current::@1#2] -- register_copy 
     jmp __b1
     // play_lock_current::@7
   __b7:
-    // [378] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
+    // [383] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
     lda.z i
     sta.z i_1
-    // [366] phi from play_lock_current::@7 to play_lock_current::@2 [phi:play_lock_current::@7->play_lock_current::@2]
+    // [371] phi from play_lock_current::@7 to play_lock_current::@2 [phi:play_lock_current::@7->play_lock_current::@2]
   __b2_from___b7:
-    // [366] phi (byte) play_lock_current::c#2 = (byte) play_lock_current::c#1 [phi:play_lock_current::@7->play_lock_current::@2#0] -- register_copy 
-    // [366] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#1 [phi:play_lock_current::@7->play_lock_current::@2#1] -- register_copy 
-    // [366] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#9 [phi:play_lock_current::@7->play_lock_current::@2#2] -- register_copy 
+    // [371] phi (byte) play_lock_current::c#2 = (byte) play_lock_current::c#1 [phi:play_lock_current::@7->play_lock_current::@2#0] -- register_copy 
+    // [371] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#1 [phi:play_lock_current::@7->play_lock_current::@2#1] -- register_copy 
+    // [371] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#9 [phi:play_lock_current::@7->play_lock_current::@2#2] -- register_copy 
     jmp __b2
 }
   // keyboard_event_pressed
@@ -18994,25 +19096,25 @@ play_lock_current: {
 // Returns 0 is not pressed and non-0 if pressed
 // keyboard_event_pressed(byte register(X) keycode)
 keyboard_event_pressed: {
-    // [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 -- vbuyy=vbuxx_ror_3 
+    // [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 -- vbuyy=vbuxx_ror_3 
     txa
     lsr
     lsr
     lsr
     tay
-    // [381] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0) -- vbuyy=pbuc1_derefidx_vbuyy 
+    // [386] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0) -- vbuyy=pbuc1_derefidx_vbuyy 
     lda keyboard_scan_values,y
     tay
-    // [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 -- vbuxx=vbuxx_band_vbuc1 
+    // [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 -- vbuxx=vbuxx_band_vbuc1 
     lda #7
     axs #0
-    // [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) -- vbuaa=vbuyy_band_pbuc1_derefidx_vbuxx 
+    // [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) -- vbuaa=vbuyy_band_pbuc1_derefidx_vbuxx 
     tya
     and keyboard_matrix_col_bitmask,x
     jmp __breturn
     // keyboard_event_pressed::@return
   __breturn:
-    // [384] return 
+    // [389] return 
     rts
 }
   // keyboard_event_get
@@ -19020,32 +19122,32 @@ keyboard_event_pressed: {
 // Returns $ff if there is no event waiting. As all events are <$7f it is enough to examine bit 7 when determining if there is any event to process.
 // The buffer is filled by keyboard_event_scan()
 keyboard_event_get: {
-    // [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return -- vbuz1_eq_0_then_la1 
+    // [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return -- vbuz1_eq_0_then_la1 
     lda.z keyboard_events_size
     cmp #0
     beq __breturn_from_keyboard_event_get
     jmp __b1
     // keyboard_event_get::@1
   __b1:
-    // [386] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13 -- vbuz1=_dec_vbuz1 
+    // [391] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13 -- vbuz1=_dec_vbuz1 
     dec.z keyboard_events_size
-    // [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) -- vbuaa=pbuc1_derefidx_vbuz1 
+    // [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) -- vbuaa=pbuc1_derefidx_vbuz1 
     ldy.z keyboard_events_size
     lda keyboard_events,y
-    // [388] phi from keyboard_event_get::@1 to keyboard_event_get::@return [phi:keyboard_event_get::@1->keyboard_event_get::@return]
+    // [393] phi from keyboard_event_get::@1 to keyboard_event_get::@return [phi:keyboard_event_get::@1->keyboard_event_get::@return]
   __breturn_from___b1:
-    // [388] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#4 [phi:keyboard_event_get::@1->keyboard_event_get::@return#0] -- register_copy 
-    // [388] phi (byte) keyboard_event_get::return#2 = (byte) keyboard_event_get::return#1 [phi:keyboard_event_get::@1->keyboard_event_get::@return#1] -- register_copy 
+    // [393] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#4 [phi:keyboard_event_get::@1->keyboard_event_get::@return#0] -- register_copy 
+    // [393] phi (byte) keyboard_event_get::return#2 = (byte) keyboard_event_get::return#1 [phi:keyboard_event_get::@1->keyboard_event_get::@return#1] -- register_copy 
     jmp __breturn
-    // [388] phi from keyboard_event_get to keyboard_event_get::@return [phi:keyboard_event_get->keyboard_event_get::@return]
+    // [393] phi from keyboard_event_get to keyboard_event_get::@return [phi:keyboard_event_get->keyboard_event_get::@return]
   __breturn_from_keyboard_event_get:
-    // [388] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#13 [phi:keyboard_event_get->keyboard_event_get::@return#0] -- register_copy 
-    // [388] phi (byte) keyboard_event_get::return#2 = (byte) $ff [phi:keyboard_event_get->keyboard_event_get::@return#1] -- vbuaa=vbuc1 
+    // [393] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#13 [phi:keyboard_event_get->keyboard_event_get::@return#0] -- register_copy 
+    // [393] phi (byte) keyboard_event_get::return#2 = (byte) $ff [phi:keyboard_event_get->keyboard_event_get::@return#1] -- vbuaa=vbuc1 
     lda #$ff
     jmp __breturn
     // keyboard_event_get::@return
   __breturn:
-    // [389] return 
+    // [394] return 
     rts
 }
   // keyboard_event_scan
@@ -19057,35 +19159,35 @@ keyboard_event_scan: {
     .label row_scan = $3c
     .label keycode = $1f
     .label row = $1e
-    // [391] phi from keyboard_event_scan to keyboard_event_scan::@7 [phi:keyboard_event_scan->keyboard_event_scan::@7]
+    // [396] phi from keyboard_event_scan to keyboard_event_scan::@7 [phi:keyboard_event_scan->keyboard_event_scan::@7]
   __b7_from_keyboard_event_scan:
-    // [391] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#19 [phi:keyboard_event_scan->keyboard_event_scan::@7#0] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::keycode#11 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#1] -- vbuz1=vbuc1 
+    // [396] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#19 [phi:keyboard_event_scan->keyboard_event_scan::@7#0] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::keycode#11 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#1] -- vbuz1=vbuc1 
     lda #0
     sta.z keycode
-    // [391] phi (byte) keyboard_event_scan::row#2 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#2] -- vbuz1=vbuc1 
+    // [396] phi (byte) keyboard_event_scan::row#2 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#2] -- vbuz1=vbuc1 
     lda #0
     sta.z row
     jmp __b7
-    // [391] phi from keyboard_event_scan::@8 to keyboard_event_scan::@7 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7]
+    // [396] phi from keyboard_event_scan::@8 to keyboard_event_scan::@7 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7]
   __b7_from___b8:
-    // [391] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#0] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::keycode#11 = (byte) keyboard_event_scan::keycode#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#1] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::row#2 = (byte) keyboard_event_scan::row#1 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#2] -- register_copy 
+    // [396] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#0] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::keycode#11 = (byte) keyboard_event_scan::keycode#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#1] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::row#2 = (byte) keyboard_event_scan::row#1 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#2] -- register_copy 
     jmp __b7
     // keyboard_event_scan::@7
   __b7:
-    // [392] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2 -- vbuxx=vbuz1 
+    // [397] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2 -- vbuxx=vbuz1 
     ldx.z row
-    // [393] call keyboard_matrix_read 
+    // [398] call keyboard_matrix_read 
     jsr keyboard_matrix_read
-    // [394] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
+    // [399] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
     jmp __b19
     // keyboard_event_scan::@19
   __b19:
-    // [395] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2 -- vbuz1=vbuaa 
+    // [400] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2 -- vbuz1=vbuaa 
     sta.z row_scan
-    // [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 -- vbuz1_neq_pbuc1_derefidx_vbuz2_then_la1 
+    // [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 -- vbuz1_neq_pbuc1_derefidx_vbuz2_then_la1 
     lda.z row_scan
     ldy.z row
     cmp keyboard_scan_values,y
@@ -19093,119 +19195,119 @@ keyboard_event_scan: {
     jmp __b16
     // keyboard_event_scan::@16
   __b16:
-    // [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 -- vbuz1=vbuz1_plus_vbuc1 
+    // [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z keycode
     axs #-[8]
     stx.z keycode
-    // [398] phi from keyboard_event_scan::@15 keyboard_event_scan::@16 to keyboard_event_scan::@8 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8]
+    // [403] phi from keyboard_event_scan::@15 keyboard_event_scan::@16 to keyboard_event_scan::@8 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8]
   __b8_from___b15:
   __b8_from___b16:
-    // [398] phi (byte) keyboard_events_size#13 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#0] -- register_copy 
-    // [398] phi (byte) keyboard_event_scan::keycode#13 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#1] -- register_copy 
+    // [403] phi (byte) keyboard_events_size#13 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#0] -- register_copy 
+    // [403] phi (byte) keyboard_event_scan::keycode#13 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#1] -- register_copy 
     jmp __b8
     // keyboard_event_scan::@8
   __b8:
-    // [399] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2 -- vbuz1=_inc_vbuz1 
+    // [404] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2 -- vbuz1=_inc_vbuz1 
     inc.z row
-    // [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 -- vbuz1_neq_vbuc1_then_la1 
+    // [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 -- vbuz1_neq_vbuc1_then_la1 
     lda #8
     cmp.z row
     bne __b7_from___b8
-    // [401] phi from keyboard_event_scan::@8 to keyboard_event_scan::@17 [phi:keyboard_event_scan::@8->keyboard_event_scan::@17]
+    // [406] phi from keyboard_event_scan::@8 to keyboard_event_scan::@17 [phi:keyboard_event_scan::@8->keyboard_event_scan::@17]
   __b17_from___b8:
     jmp __b17
     // keyboard_event_scan::@17
   __b17:
-    // [402] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@17 to keyboard_event_pressed [phi:keyboard_event_scan::@17->keyboard_event_pressed]
+    // [407] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@17 to keyboard_event_pressed [phi:keyboard_event_scan::@17->keyboard_event_pressed]
   keyboard_event_pressed_from___b17:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_LSHIFT [phi:keyboard_event_scan::@17->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_LSHIFT [phi:keyboard_event_scan::@17->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_LSHIFT
     jsr keyboard_event_pressed
-    // [403] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
+    // [408] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
     jmp __b20
     // keyboard_event_scan::@20
   __b20:
-    // [404] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
-    // [405] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1 -- vbuaa_eq_0_then_la1 
+    // [409] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
+    // [410] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b1_from___b20
-    // [406] phi from keyboard_event_scan::@20 to keyboard_event_scan::@18 [phi:keyboard_event_scan::@20->keyboard_event_scan::@18]
+    // [411] phi from keyboard_event_scan::@20 to keyboard_event_scan::@18 [phi:keyboard_event_scan::@20->keyboard_event_scan::@18]
   __b18_from___b20:
     jmp __b18
     // keyboard_event_scan::@18
   __b18:
-    // [407] phi from keyboard_event_scan::@18 keyboard_event_scan::@20 to keyboard_event_scan::@1 [phi:keyboard_event_scan::@18/keyboard_event_scan::@20->keyboard_event_scan::@1]
+    // [412] phi from keyboard_event_scan::@18 keyboard_event_scan::@20 to keyboard_event_scan::@1 [phi:keyboard_event_scan::@18/keyboard_event_scan::@20->keyboard_event_scan::@1]
   __b1_from___b18:
   __b1_from___b20:
     jmp __b1
     // keyboard_event_scan::@1
   __b1:
-    // [408] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@1 to keyboard_event_pressed [phi:keyboard_event_scan::@1->keyboard_event_pressed]
+    // [413] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@1 to keyboard_event_pressed [phi:keyboard_event_scan::@1->keyboard_event_pressed]
   keyboard_event_pressed_from___b1:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_RSHIFT [phi:keyboard_event_scan::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_RSHIFT [phi:keyboard_event_scan::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_RSHIFT
     jsr keyboard_event_pressed
-    // [409] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
+    // [414] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
     jmp __b21
     // keyboard_event_scan::@21
   __b21:
-    // [410] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
-    // [411] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2 -- vbuaa_eq_0_then_la1 
+    // [415] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
+    // [416] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b2_from___b21
-    // [412] phi from keyboard_event_scan::@21 to keyboard_event_scan::@4 [phi:keyboard_event_scan::@21->keyboard_event_scan::@4]
+    // [417] phi from keyboard_event_scan::@21 to keyboard_event_scan::@4 [phi:keyboard_event_scan::@21->keyboard_event_scan::@4]
   __b4_from___b21:
     jmp __b4
     // keyboard_event_scan::@4
   __b4:
-    // [413] phi from keyboard_event_scan::@21 keyboard_event_scan::@4 to keyboard_event_scan::@2 [phi:keyboard_event_scan::@21/keyboard_event_scan::@4->keyboard_event_scan::@2]
+    // [418] phi from keyboard_event_scan::@21 keyboard_event_scan::@4 to keyboard_event_scan::@2 [phi:keyboard_event_scan::@21/keyboard_event_scan::@4->keyboard_event_scan::@2]
   __b2_from___b21:
   __b2_from___b4:
     jmp __b2
     // keyboard_event_scan::@2
   __b2:
-    // [414] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@2 to keyboard_event_pressed [phi:keyboard_event_scan::@2->keyboard_event_pressed]
+    // [419] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@2 to keyboard_event_pressed [phi:keyboard_event_scan::@2->keyboard_event_pressed]
   keyboard_event_pressed_from___b2:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_CTRL [phi:keyboard_event_scan::@2->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_CTRL [phi:keyboard_event_scan::@2->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_CTRL
     jsr keyboard_event_pressed
-    // [415] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
+    // [420] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
     jmp __b22
     // keyboard_event_scan::@22
   __b22:
-    // [416] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
-    // [417] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3 -- vbuaa_eq_0_then_la1 
+    // [421] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
+    // [422] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b3_from___b22
-    // [418] phi from keyboard_event_scan::@22 to keyboard_event_scan::@5 [phi:keyboard_event_scan::@22->keyboard_event_scan::@5]
+    // [423] phi from keyboard_event_scan::@22 to keyboard_event_scan::@5 [phi:keyboard_event_scan::@22->keyboard_event_scan::@5]
   __b5_from___b22:
     jmp __b5
     // keyboard_event_scan::@5
   __b5:
-    // [419] phi from keyboard_event_scan::@22 keyboard_event_scan::@5 to keyboard_event_scan::@3 [phi:keyboard_event_scan::@22/keyboard_event_scan::@5->keyboard_event_scan::@3]
+    // [424] phi from keyboard_event_scan::@22 keyboard_event_scan::@5 to keyboard_event_scan::@3 [phi:keyboard_event_scan::@22/keyboard_event_scan::@5->keyboard_event_scan::@3]
   __b3_from___b22:
   __b3_from___b5:
     jmp __b3
     // keyboard_event_scan::@3
   __b3:
-    // [420] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@3 to keyboard_event_pressed [phi:keyboard_event_scan::@3->keyboard_event_pressed]
+    // [425] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@3 to keyboard_event_pressed [phi:keyboard_event_scan::@3->keyboard_event_pressed]
   keyboard_event_pressed_from___b3:
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_COMMODORE [phi:keyboard_event_scan::@3->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_COMMODORE [phi:keyboard_event_scan::@3->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_COMMODORE
     jsr keyboard_event_pressed
-    // [421] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
+    // [426] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
     jmp __b23
     // keyboard_event_scan::@23
   __b23:
-    // [422] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
-    // [423] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return -- vbuaa_eq_0_then_la1 
+    // [427] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
+    // [428] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __breturn
-    // [424] phi from keyboard_event_scan::@23 to keyboard_event_scan::@6 [phi:keyboard_event_scan::@23->keyboard_event_scan::@6]
+    // [429] phi from keyboard_event_scan::@23 to keyboard_event_scan::@6 [phi:keyboard_event_scan::@23->keyboard_event_scan::@6]
   __b6_from___b23:
     jmp __b6
     // keyboard_event_scan::@6
@@ -19213,79 +19315,79 @@ keyboard_event_scan: {
     jmp __breturn
     // keyboard_event_scan::@return
   __breturn:
-    // [425] return 
+    // [430] return 
     rts
   // Something has changed on the keyboard row - check each column
-    // [426] phi from keyboard_event_scan::@10 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9]
+    // [431] phi from keyboard_event_scan::@10 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9]
   __b9_from___b10:
-    // [426] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#0] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#1] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::col#2 = (byte) keyboard_event_scan::col#1 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#2] -- register_copy 
+    // [431] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#0] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#1] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::col#2 = (byte) keyboard_event_scan::col#1 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#2] -- register_copy 
     jmp __b9
-    // [426] phi from keyboard_event_scan::@19 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9]
+    // [431] phi from keyboard_event_scan::@19 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9]
   __b9_from___b19:
-    // [426] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#30 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#0] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#11 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#1] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::col#2 = (byte) 0 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#2] -- vbuxx=vbuc1 
+    // [431] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#30 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#0] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#11 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#1] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::col#2 = (byte) 0 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#2] -- vbuxx=vbuc1 
     ldx #0
     jmp __b9
     // keyboard_event_scan::@9
   __b9:
-    // [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) -- vbuaa=vbuz1_bxor_pbuc1_derefidx_vbuz2 
+    // [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) -- vbuaa=vbuz1_bxor_pbuc1_derefidx_vbuz2 
     lda.z row_scan
     ldy.z row
     eor keyboard_scan_values,y
-    // [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuaa_band_pbuc1_derefidx_vbuxx 
+    // [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuaa_band_pbuc1_derefidx_vbuxx 
     and keyboard_matrix_col_bitmask,x
-    // [429] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10 -- vbuaa_eq_0_then_la1 
+    // [434] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b10_from___b9
     jmp __b12
     // keyboard_event_scan::@12
   __b12:
-    // [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 -- vbuz1_eq_vbuc1_then_la1 
+    // [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 -- vbuz1_eq_vbuc1_then_la1 
     lda #8
     cmp.z keyboard_events_size
     beq __b10_from___b12
     jmp __b13
     // keyboard_event_scan::@13
   __b13:
-    // [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuz1_band_pbuc1_derefidx_vbuxx 
+    // [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuz1_band_pbuc1_derefidx_vbuxx 
     lda keyboard_matrix_col_bitmask,x
     and.z row_scan
-    // [432] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11 -- vbuaa_eq_0_then_la1 
+    // [437] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b11
     jmp __b14
     // keyboard_event_scan::@14
   __b14:
-    // [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Key pressed
     lda.z keycode
     ldy.z keyboard_events_size
     sta keyboard_events,y
-    // [434] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
+    // [439] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
     inc.z keyboard_events_size
-    // [435] phi from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9 to keyboard_event_scan::@10 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10]
+    // [440] phi from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9 to keyboard_event_scan::@10 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10]
   __b10_from___b11:
   __b10_from___b12:
   __b10_from___b14:
   __b10_from___b9:
-    // [435] phi (byte) keyboard_events_size#29 = (byte) keyboard_events_size#1 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10#0] -- register_copy 
+    // [440] phi (byte) keyboard_events_size#29 = (byte) keyboard_events_size#1 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10#0] -- register_copy 
     jmp __b10
     // keyboard_event_scan::@10
   __b10:
-    // [436] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10 -- vbuz1=_inc_vbuz1 
+    // [441] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10 -- vbuz1=_inc_vbuz1 
     inc.z keycode
-    // [437] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2 -- vbuxx=_inc_vbuxx 
+    // [442] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [438] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9 -- vbuxx_neq_vbuc1_then_la1 
+    // [443] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9 -- vbuxx_neq_vbuc1_then_la1 
     cpx #8
     bne __b9_from___b10
     jmp __b15
     // keyboard_event_scan::@15
   __b15:
-    // [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Store the current keyboard status for the row to debounce
     lda.z row_scan
     ldy.z row
@@ -19293,14 +19395,14 @@ keyboard_event_scan: {
     jmp __b8_from___b15
     // keyboard_event_scan::@11
   __b11:
-    // [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 -- vbuaa=vbuz1_bor_vbuc1 
+    // [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 -- vbuaa=vbuz1_bor_vbuc1 
     lda #$40
     ora.z keycode
-    // [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 -- pbuc1_derefidx_vbuz1=vbuaa 
+    // [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 -- pbuc1_derefidx_vbuz1=vbuaa 
     // Key released
     ldy.z keyboard_events_size
     sta keyboard_events,y
-    // [442] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
+    // [447] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
     inc.z keyboard_events_size
     jmp __b10_from___b11
 }
@@ -19312,16 +19414,16 @@ keyboard_event_scan: {
 // leading to erroneous readings. You must disable kill the normal interrupt or sei/cli around calls to the keyboard matrix reader.
 // keyboard_matrix_read(byte register(X) rowid)
 keyboard_matrix_read: {
-    // [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) -- _deref_pbuc1=pbuc2_derefidx_vbuxx 
+    // [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) -- _deref_pbuc1=pbuc2_derefidx_vbuxx 
     lda keyboard_matrix_row_bitmask,x
     sta CIA1
-    // [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) -- vbuaa=_bnot__deref_pbuc1 
+    // [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) -- vbuaa=_bnot__deref_pbuc1 
     lda CIA1+OFFSET_STRUCT_MOS6526_CIA_PORT_B
     eor #$ff
     jmp __breturn
     // keyboard_matrix_read::@return
   __breturn:
-    // [445] return 
+    // [450] return 
     rts
 }
   // render_show
@@ -19329,48 +19431,48 @@ keyboard_matrix_read: {
 render_show: {
     .const toD0181_return = (>(PLAYFIELD_SCREEN_1&$3fff)*4)|(>PLAYFIELD_CHARSET)/4&$f
     .const toD0182_return = (>(PLAYFIELD_SCREEN_2&$3fff)*4)|(>PLAYFIELD_CHARSET)/4&$f
-    // [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 -- vbuz1_eq_0_then_la1 
+    // [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 -- vbuz1_eq_0_then_la1 
     lda.z render_screen_show
     cmp #0
     beq toD0181_from_render_show
-    // [447] phi from render_show to render_show::toD0182 [phi:render_show->render_show::toD0182]
+    // [452] phi from render_show to render_show::toD0182 [phi:render_show->render_show::toD0182]
   toD0182_from_render_show:
     jmp toD0182
     // render_show::toD0182
   toD0182:
-    // [448] phi from render_show::toD0182 to render_show::@1 [phi:render_show::toD0182->render_show::@1]
+    // [453] phi from render_show::toD0182 to render_show::@1 [phi:render_show::toD0182->render_show::@1]
   __b1_from_toD0182:
-    // [448] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0182_return#0 [phi:render_show::toD0182->render_show::@1#0] -- vbuaa=vbuc1 
+    // [453] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0182_return#0 [phi:render_show::toD0182->render_show::@1#0] -- vbuaa=vbuc1 
     lda #toD0182_return
     jmp __b1
     // render_show::@1
   __b1:
-    // [449] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3 -- _deref_pbuc1=vbuaa 
+    // [454] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3 -- _deref_pbuc1=vbuaa 
     sta D018
-    // [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    // [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     ldy.z level
     lda PIECES_COLORS_1,y
     sta BGCOL2
-    // [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    // [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     ldy.z level
     lda PIECES_COLORS_2,y
     sta BGCOL3
-    // [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 -- vbuz1=vbuz2 
+    // [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 -- vbuz1=vbuz2 
     lda.z render_screen_show
     sta.z render_screen_showing
     jmp __breturn
     // render_show::@return
   __breturn:
-    // [453] return 
+    // [458] return 
     rts
-    // [454] phi from render_show to render_show::toD0181 [phi:render_show->render_show::toD0181]
+    // [459] phi from render_show to render_show::toD0181 [phi:render_show->render_show::toD0181]
   toD0181_from_render_show:
     jmp toD0181
     // render_show::toD0181
   toD0181:
-    // [448] phi from render_show::toD0181 to render_show::@1 [phi:render_show::toD0181->render_show::@1]
+    // [453] phi from render_show::toD0181 to render_show::@1 [phi:render_show::toD0181->render_show::@1]
   __b1_from_toD0181:
-    // [448] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0181_return#0 [phi:render_show::toD0181->render_show::@1#0] -- vbuaa=vbuc1 
+    // [453] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0181_return#0 [phi:render_show::toD0181->render_show::@1#0] -- vbuaa=vbuc1 
     lda #toD0181_return
     jmp __b1
 }
@@ -19380,40 +19482,40 @@ play_init: {
     .label pli = $22
     // Initialize the playfield line pointers;
     .label idx = $21
-    // [456] phi from play_init to play_init::@1 [phi:play_init->play_init::@1]
+    // [461] phi from play_init to play_init::@1 [phi:play_init->play_init::@1]
   __b1_from_play_init:
-    // [456] phi (byte) play_init::idx#2 = (byte) 0 [phi:play_init->play_init::@1#0] -- vbuz1=vbuc1 
+    // [461] phi (byte) play_init::idx#2 = (byte) 0 [phi:play_init->play_init::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z idx
-    // [456] phi (byte*) play_init::pli#2 = (const byte*) playfield [phi:play_init->play_init::@1#1] -- pbuz1=pbuc1 
+    // [461] phi (byte*) play_init::pli#2 = (const byte*) playfield [phi:play_init->play_init::@1#1] -- pbuz1=pbuc1 
     lda #<playfield
     sta.z pli
     lda #>playfield
     sta.z pli+1
-    // [456] phi (byte) play_init::j#2 = (byte) 0 [phi:play_init->play_init::@1#2] -- vbuyy=vbuc1 
+    // [461] phi (byte) play_init::j#2 = (byte) 0 [phi:play_init->play_init::@1#2] -- vbuyy=vbuc1 
     ldy #0
     jmp __b1
-    // [456] phi from play_init::@1 to play_init::@1 [phi:play_init::@1->play_init::@1]
+    // [461] phi from play_init::@1 to play_init::@1 [phi:play_init::@1->play_init::@1]
   __b1_from___b1:
-    // [456] phi (byte) play_init::idx#2 = (byte) play_init::idx#1 [phi:play_init::@1->play_init::@1#0] -- register_copy 
-    // [456] phi (byte*) play_init::pli#2 = (byte*) play_init::pli#1 [phi:play_init::@1->play_init::@1#1] -- register_copy 
-    // [456] phi (byte) play_init::j#2 = (byte) play_init::j#1 [phi:play_init::@1->play_init::@1#2] -- register_copy 
+    // [461] phi (byte) play_init::idx#2 = (byte) play_init::idx#1 [phi:play_init::@1->play_init::@1#0] -- register_copy 
+    // [461] phi (byte*) play_init::pli#2 = (byte*) play_init::pli#1 [phi:play_init::@1->play_init::@1#1] -- register_copy 
+    // [461] phi (byte) play_init::j#2 = (byte) play_init::j#1 [phi:play_init::@1->play_init::@1#2] -- register_copy 
     jmp __b1
     // play_init::@1
   __b1:
-    // [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
+    // [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
     tya
     asl
     tax
-    // [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 -- pptc1_derefidx_vbuxx=pbuz1 
+    // [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 -- pptc1_derefidx_vbuxx=pbuz1 
     lda.z pli
     sta playfield_lines,x
     lda.z pli+1
     sta playfield_lines+1,x
-    // [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 -- pbuc1_derefidx_vbuyy=vbuz1 
+    // [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 -- pbuc1_derefidx_vbuyy=vbuz1 
     lda.z idx
     sta playfield_lines_idx,y
-    // [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS -- pbuz1=pbuz1_plus_vbuc1 
+    // [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS -- pbuz1=pbuz1_plus_vbuc1 
     lda #PLAYFIELD_COLS
     clc
     adc.z pli
@@ -19421,42 +19523,42 @@ play_init: {
     bcc !+
     inc.z pli+1
   !:
-    // [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
+    // [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
     lax.z idx
     axs #-[PLAYFIELD_COLS]
     stx.z idx
-    // [462] (byte) play_init::j#1 ← ++ (byte) play_init::j#2 -- vbuyy=_inc_vbuyy 
+    // [467] (byte) play_init::j#1 ← ++ (byte) play_init::j#2 -- vbuyy=_inc_vbuyy 
     iny
-    // [463] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1 -- vbuyy_neq_vbuc1_then_la1 
+    // [468] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1 -- vbuyy_neq_vbuc1_then_la1 
     cpy #PLAYFIELD_LINES-1+1
     bne __b1_from___b1
     jmp __b2
     // play_init::@2
   __b2:
-    // [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES -- _deref_pbuc1=vbuc2 
+    // [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES -- _deref_pbuc1=vbuc2 
     lda #PLAYFIELD_COLS*PLAYFIELD_LINES
     sta playfield_lines_idx+PLAYFIELD_LINES
-    // [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) -- vbuz1=_deref_pbuc1 
+    // [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) -- vbuz1=_deref_pbuc1 
     // Set initial speed of moving down a tetromino
     lda MOVEDOWN_SLOW_SPEEDS
     sta.z current_movedown_slow
-    // [466] phi from play_init::@2 to play_init::@3 [phi:play_init::@2->play_init::@3]
+    // [471] phi from play_init::@2 to play_init::@3 [phi:play_init::@2->play_init::@3]
   __b3_from___b2:
-    // [466] phi (byte) play_init::b#2 = (byte) 0 [phi:play_init::@2->play_init::@3#0] -- vbuxx=vbuc1 
+    // [471] phi (byte) play_init::b#2 = (byte) 0 [phi:play_init::@2->play_init::@3#0] -- vbuxx=vbuc1 
     ldx #0
     jmp __b3
   // Set the initial score add values
-    // [466] phi from play_init::@3 to play_init::@3 [phi:play_init::@3->play_init::@3]
+    // [471] phi from play_init::@3 to play_init::@3 [phi:play_init::@3->play_init::@3]
   __b3_from___b3:
-    // [466] phi (byte) play_init::b#2 = (byte) play_init::b#1 [phi:play_init::@3->play_init::@3#0] -- register_copy 
+    // [471] phi (byte) play_init::b#2 = (byte) play_init::b#1 [phi:play_init::@3->play_init::@3#0] -- register_copy 
     jmp __b3
     // play_init::@3
   __b3:
-    // [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
+    // [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
     txa
     asl
     asl
-    // [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) -- pduc1_derefidx_vbuaa=pduc2_derefidx_vbuaa 
+    // [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) -- pduc1_derefidx_vbuaa=pduc2_derefidx_vbuaa 
     tay
     lda SCORE_BASE_BCD,y
     sta score_add_bcd,y
@@ -19466,15 +19568,15 @@ play_init: {
     sta score_add_bcd+2,y
     lda SCORE_BASE_BCD+3,y
     sta score_add_bcd+3,y
-    // [469] (byte) play_init::b#1 ← ++ (byte) play_init::b#2 -- vbuxx=_inc_vbuxx 
+    // [474] (byte) play_init::b#1 ← ++ (byte) play_init::b#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [470] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3 -- vbuxx_neq_vbuc1_then_la1 
+    // [475] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3 -- vbuxx_neq_vbuc1_then_la1 
     cpx #5
     bne __b3_from___b3
     jmp __breturn
     // play_init::@return
   __breturn:
-    // [471] return 
+    // [476] return 
     rts
 }
   // sprites_irq_init
@@ -19482,36 +19584,36 @@ play_init: {
 sprites_irq_init: {
     // asm { sei  }
     sei
-    // [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Acknowledge any IRQ and setup the next one
     lda #IRQ_RASTER
     sta IRQ_STATUS
     // asm { ldaCIA1_INTERRUPT  }
     lda CIA1_INTERRUPT
-    // [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK -- _deref_pbuc1=vbuc2 
+    // [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK -- _deref_pbuc1=vbuc2 
     // Disable kernal & basic
     lda #PROCPORT_DDR_MEMORY_MASK
     sta PROCPORT_DDR
-    // [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO -- _deref_pbuc1=vbuc2 
+    // [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO -- _deref_pbuc1=vbuc2 
     lda #PROCPORT_RAM_IO
     sta PROCPORT
-    // [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR -- _deref_pbuc1=vbuc2 
+    // [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR -- _deref_pbuc1=vbuc2 
     // Disable CIA 1 Timer IRQ
     lda #CIA_INTERRUPT_CLEAR
     sta CIA1+OFFSET_STRUCT_MOS6526_CIA_INTERRUPT
-    // [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2 
+    // [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2 
     // Set raster line
     lda #$7f
     and VIC_CONTROL
     sta VIC_CONTROL
-    // [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST -- _deref_pbuc1=vbuc2 
+    // [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST -- _deref_pbuc1=vbuc2 
     lda #IRQ_RASTER_FIRST
     sta RASTER
-    // [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Enable Raster Interrupt
     lda #IRQ_RASTER
     sta IRQ_ENABLE
-    // [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() -- _deref_pptc1=pprc2 
+    // [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() -- _deref_pptc1=pprc2 
     // Set the IRQ routine
     lda #<sprites_irq
     sta HARDWARE_IRQ
@@ -19522,63 +19624,63 @@ sprites_irq_init: {
     jmp __breturn
     // sprites_irq_init::@return
   __breturn:
-    // [483] return 
+    // [488] return 
     rts
 }
   // sprites_init
 // Setup the sprites
 sprites_init: {
     .label xpos = $21
-    // [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f -- _deref_pbuc1=vbuc2 
+    // [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f -- _deref_pbuc1=vbuc2 
     lda #$f
     sta SPRITES_ENABLE
-    // [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 -- _deref_pbuc1=vbuc2 
+    // [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 -- _deref_pbuc1=vbuc2 
     lda #0
     sta SPRITES_MC
-    // [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) -- _deref_pbuc1=_deref_pbuc2 
+    // [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) -- _deref_pbuc1=_deref_pbuc2 
     lda SPRITES_MC
     sta SPRITES_EXPAND_Y
-    // [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) -- _deref_pbuc1=_deref_pbuc2 
+    // [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) -- _deref_pbuc1=_deref_pbuc2 
     lda SPRITES_EXPAND_Y
     sta SPRITES_EXPAND_X
-    // [488] phi from sprites_init to sprites_init::@1 [phi:sprites_init->sprites_init::@1]
+    // [493] phi from sprites_init to sprites_init::@1 [phi:sprites_init->sprites_init::@1]
   __b1_from_sprites_init:
-    // [488] phi (byte) sprites_init::xpos#2 = (byte)(number) $18+(number) $f*(number) 8 [phi:sprites_init->sprites_init::@1#0] -- vbuz1=vbuc1 
+    // [493] phi (byte) sprites_init::xpos#2 = (byte)(number) $18+(number) $f*(number) 8 [phi:sprites_init->sprites_init::@1#0] -- vbuz1=vbuc1 
     lda #$18+$f*8
     sta.z xpos
-    // [488] phi (byte) sprites_init::s#2 = (byte) 0 [phi:sprites_init->sprites_init::@1#1] -- vbuyy=vbuc1 
+    // [493] phi (byte) sprites_init::s#2 = (byte) 0 [phi:sprites_init->sprites_init::@1#1] -- vbuyy=vbuc1 
     ldy #0
     jmp __b1
-    // [488] phi from sprites_init::@1 to sprites_init::@1 [phi:sprites_init::@1->sprites_init::@1]
+    // [493] phi from sprites_init::@1 to sprites_init::@1 [phi:sprites_init::@1->sprites_init::@1]
   __b1_from___b1:
-    // [488] phi (byte) sprites_init::xpos#2 = (byte) sprites_init::xpos#1 [phi:sprites_init::@1->sprites_init::@1#0] -- register_copy 
-    // [488] phi (byte) sprites_init::s#2 = (byte) sprites_init::s#1 [phi:sprites_init::@1->sprites_init::@1#1] -- register_copy 
+    // [493] phi (byte) sprites_init::xpos#2 = (byte) sprites_init::xpos#1 [phi:sprites_init::@1->sprites_init::@1#0] -- register_copy 
+    // [493] phi (byte) sprites_init::s#2 = (byte) sprites_init::s#1 [phi:sprites_init::@1->sprites_init::@1#1] -- register_copy 
     jmp __b1
     // sprites_init::@1
   __b1:
-    // [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
+    // [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
     tya
     asl
     tax
-    // [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 -- pbuc1_derefidx_vbuxx=vbuz1 
+    // [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 -- pbuc1_derefidx_vbuxx=vbuz1 
     lda.z xpos
     sta SPRITES_XPOS,x
-    // [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK -- pbuc1_derefidx_vbuyy=vbuc2 
+    // [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK -- pbuc1_derefidx_vbuyy=vbuc2 
     lda #BLACK
     sta SPRITES_COLS,y
-    // [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 -- vbuz1=vbuz1_plus_vbuc1 
+    // [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z xpos
     axs #-[$18]
     stx.z xpos
-    // [493] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2 -- vbuyy=_inc_vbuyy 
+    // [498] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2 -- vbuyy=_inc_vbuyy 
     iny
-    // [494] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1 -- vbuyy_neq_vbuc1_then_la1 
+    // [499] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1 -- vbuyy_neq_vbuc1_then_la1 
     cpy #4
     bne __b1_from___b1
     jmp __breturn
     // sprites_init::@return
   __breturn:
-    // [495] return 
+    // [500] return 
     rts
 }
   // render_init
@@ -19591,10 +19693,10 @@ render_init: {
     jmp vicSelectGfxBank1
     // render_init::vicSelectGfxBank1
   vicSelectGfxBank1:
-    // [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 -- _deref_pbuc1=vbuc2 
+    // [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 -- _deref_pbuc1=vbuc2 
     lda #3
     sta CIA2+OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR
-    // [498] phi from render_init::vicSelectGfxBank1 to render_init::vicSelectGfxBank1_toDd001 [phi:render_init::vicSelectGfxBank1->render_init::vicSelectGfxBank1_toDd001]
+    // [503] phi from render_init::vicSelectGfxBank1 to render_init::vicSelectGfxBank1_toDd001 [phi:render_init::vicSelectGfxBank1->render_init::vicSelectGfxBank1_toDd001]
   vicSelectGfxBank1_toDd001_from_vicSelectGfxBank1:
     jmp vicSelectGfxBank1_toDd001
     // render_init::vicSelectGfxBank1_toDd001
@@ -19602,93 +19704,93 @@ render_init: {
     jmp vicSelectGfxBank1___b1
     // render_init::vicSelectGfxBank1_@1
   vicSelectGfxBank1___b1:
-    // [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 -- _deref_pbuc1=vbuc2 
+    // [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 -- _deref_pbuc1=vbuc2 
     lda #vicSelectGfxBank1_toDd001_return
     sta CIA2
     jmp __b2
     // render_init::@2
   __b2:
-    // [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 -- _deref_pbuc1=vbuc2 
+    // [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 -- _deref_pbuc1=vbuc2 
     // Enable Extended Background Color Mode
     lda #VIC_ECM|VIC_DEN|VIC_RSEL|3
     sta D011
-    // [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
+    // [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
     lda #BLACK
     sta BORDERCOL
-    // [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
+    // [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
     lda #BLACK
     sta BGCOL1
-    // [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) -- _deref_pbuc1=_deref_pbuc2 
+    // [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) -- _deref_pbuc1=_deref_pbuc2 
     lda PIECES_COLORS_1
     sta BGCOL2
-    // [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) -- _deref_pbuc1=_deref_pbuc2 
+    // [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) -- _deref_pbuc1=_deref_pbuc2 
     lda PIECES_COLORS_2
     sta BGCOL3
-    // [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY -- _deref_pbuc1=vbuc2 
+    // [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY -- _deref_pbuc1=vbuc2 
     lda #GREY
     sta BGCOL4
-    // [506] call render_screen_original 
+    // [511] call render_screen_original 
   // Setup chars on the screens
-    // [518] phi from render_init::@2 to render_screen_original [phi:render_init::@2->render_screen_original]
+    // [523] phi from render_init::@2 to render_screen_original [phi:render_init::@2->render_screen_original]
   render_screen_original_from___b2:
-    // [518] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_1 [phi:render_init::@2->render_screen_original#0] -- pbuz1=pbuc1 
+    // [523] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_1 [phi:render_init::@2->render_screen_original#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_1
     sta.z render_screen_original.screen
     lda #>PLAYFIELD_SCREEN_1
     sta.z render_screen_original.screen+1
     jsr render_screen_original
-    // [507] phi from render_init::@2 to render_init::@3 [phi:render_init::@2->render_init::@3]
+    // [512] phi from render_init::@2 to render_init::@3 [phi:render_init::@2->render_init::@3]
   __b3_from___b2:
     jmp __b3
     // render_init::@3
   __b3:
-    // [508] call render_screen_original 
-    // [518] phi from render_init::@3 to render_screen_original [phi:render_init::@3->render_screen_original]
+    // [513] call render_screen_original 
+    // [523] phi from render_init::@3 to render_screen_original [phi:render_init::@3->render_screen_original]
   render_screen_original_from___b3:
-    // [518] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_2 [phi:render_init::@3->render_screen_original#0] -- pbuz1=pbuc1 
+    // [523] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_2 [phi:render_init::@3->render_screen_original#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_2
     sta.z render_screen_original.screen
     lda #>PLAYFIELD_SCREEN_2
     sta.z render_screen_original.screen+1
     jsr render_screen_original
-    // [509] phi from render_init::@3 to render_init::@1 [phi:render_init::@3->render_init::@1]
+    // [514] phi from render_init::@3 to render_init::@1 [phi:render_init::@3->render_init::@1]
   __b1_from___b3:
-    // [509] phi (byte*) render_init::li_2#2 = (const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#0] -- pbuz1=pbuc1 
+    // [514] phi (byte*) render_init::li_2#2 = (const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_2+2*$28+$10
     sta.z li_2
     lda #>PLAYFIELD_SCREEN_2+2*$28+$10
     sta.z li_2+1
-    // [509] phi (byte*) render_init::li_1#2 = (const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#1] -- pbuz1=pbuc1 
+    // [514] phi (byte*) render_init::li_1#2 = (const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#1] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_1+2*$28+$10
     sta.z li_1
     lda #>PLAYFIELD_SCREEN_1+2*$28+$10
     sta.z li_1+1
-    // [509] phi (byte) render_init::i#2 = (byte) 0 [phi:render_init::@3->render_init::@1#2] -- vbuyy=vbuc1 
+    // [514] phi (byte) render_init::i#2 = (byte) 0 [phi:render_init::@3->render_init::@1#2] -- vbuyy=vbuc1 
     ldy #0
     jmp __b1
-    // [509] phi from render_init::@1 to render_init::@1 [phi:render_init::@1->render_init::@1]
+    // [514] phi from render_init::@1 to render_init::@1 [phi:render_init::@1->render_init::@1]
   __b1_from___b1:
-    // [509] phi (byte*) render_init::li_2#2 = (byte*) render_init::li_2#1 [phi:render_init::@1->render_init::@1#0] -- register_copy 
-    // [509] phi (byte*) render_init::li_1#2 = (byte*) render_init::li_1#1 [phi:render_init::@1->render_init::@1#1] -- register_copy 
-    // [509] phi (byte) render_init::i#2 = (byte) render_init::i#1 [phi:render_init::@1->render_init::@1#2] -- register_copy 
+    // [514] phi (byte*) render_init::li_2#2 = (byte*) render_init::li_2#1 [phi:render_init::@1->render_init::@1#0] -- register_copy 
+    // [514] phi (byte*) render_init::li_1#2 = (byte*) render_init::li_1#1 [phi:render_init::@1->render_init::@1#1] -- register_copy 
+    // [514] phi (byte) render_init::i#2 = (byte) render_init::i#1 [phi:render_init::@1->render_init::@1#2] -- register_copy 
     jmp __b1
     // render_init::@1
   __b1:
-    // [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
+    // [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
     tya
     asl
     tax
-    // [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 -- pptc1_derefidx_vbuxx=pbuz1 
+    // [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 -- pptc1_derefidx_vbuxx=pbuz1 
     lda.z li_1
     sta screen_lines_1,x
     lda.z li_1+1
     sta screen_lines_1+1,x
-    // [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 -- pptc1_derefidx_vbuxx=pbuz1 
+    // [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 -- pptc1_derefidx_vbuxx=pbuz1 
     lda.z li_2
     sta screen_lines_2,x
     lda.z li_2+1
     sta screen_lines_2+1,x
-    // [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
+    // [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$28
     clc
     adc.z li_1
@@ -19696,7 +19798,7 @@ render_init: {
     bcc !+
     inc.z li_1+1
   !:
-    // [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
+    // [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$28
     clc
     adc.z li_2
@@ -19704,15 +19806,15 @@ render_init: {
     bcc !+
     inc.z li_2+1
   !:
-    // [515] (byte) render_init::i#1 ← ++ (byte) render_init::i#2 -- vbuyy=_inc_vbuyy 
+    // [520] (byte) render_init::i#1 ← ++ (byte) render_init::i#2 -- vbuyy=_inc_vbuyy 
     iny
-    // [516] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1 -- vbuyy_neq_vbuc1_then_la1 
+    // [521] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1 -- vbuyy_neq_vbuc1_then_la1 
     cpy #PLAYFIELD_LINES-1+1
     bne __b1_from___b1
     jmp __breturn
     // render_init::@return
   __breturn:
-    // [517] return 
+    // [522] return 
     rts
 }
   // render_screen_original
@@ -19726,184 +19828,184 @@ render_screen_original: {
     .label oscr = $32
     .label ocols = $39
     .label y = $2f
-    // [519] phi from render_screen_original to render_screen_original::@1 [phi:render_screen_original->render_screen_original::@1]
+    // [524] phi from render_screen_original to render_screen_original::@1 [phi:render_screen_original->render_screen_original::@1]
   __b1_from_render_screen_original:
-    // [519] phi (byte) render_screen_original::y#6 = (byte) 0 [phi:render_screen_original->render_screen_original::@1#0] -- vbuz1=vbuc1 
+    // [524] phi (byte) render_screen_original::y#6 = (byte) 0 [phi:render_screen_original->render_screen_original::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z y
-    // [519] phi (byte*) render_screen_original::ocols#4 = (const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#1] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::ocols#4 = (const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#1] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_COLORS_ORIGINAL+$20*2
     sta.z ocols
     lda #>PLAYFIELD_COLORS_ORIGINAL+$20*2
     sta.z ocols+1
-    // [519] phi (byte*) render_screen_original::oscr#4 = (const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#2] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::oscr#4 = (const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#2] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_ORIGINAL+$20*2
     sta.z oscr
     lda #>PLAYFIELD_SCREEN_ORIGINAL+$20*2
     sta.z oscr+1
-    // [519] phi (byte*) render_screen_original::cols#7 = (const nomodify byte*) COLS [phi:render_screen_original->render_screen_original::@1#3] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::cols#7 = (const nomodify byte*) COLS [phi:render_screen_original->render_screen_original::@1#3] -- pbuz1=pbuc1 
     lda #<COLS
     sta.z cols
     lda #>COLS
     sta.z cols+1
-    // [519] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#9 [phi:render_screen_original->render_screen_original::@1#4] -- register_copy 
+    // [524] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#9 [phi:render_screen_original->render_screen_original::@1#4] -- register_copy 
     jmp __b1
-    // [519] phi from render_screen_original::@5 to render_screen_original::@1 [phi:render_screen_original::@5->render_screen_original::@1]
+    // [524] phi from render_screen_original::@5 to render_screen_original::@1 [phi:render_screen_original::@5->render_screen_original::@1]
   __b1_from___b5:
-    // [519] phi (byte) render_screen_original::y#6 = (byte) render_screen_original::y#1 [phi:render_screen_original::@5->render_screen_original::@1#0] -- register_copy 
-    // [519] phi (byte*) render_screen_original::ocols#4 = (byte*) render_screen_original::ocols#1 [phi:render_screen_original::@5->render_screen_original::@1#1] -- register_copy 
-    // [519] phi (byte*) render_screen_original::oscr#4 = (byte*) render_screen_original::oscr#1 [phi:render_screen_original::@5->render_screen_original::@1#2] -- register_copy 
-    // [519] phi (byte*) render_screen_original::cols#7 = (byte*) render_screen_original::cols#3 [phi:render_screen_original::@5->render_screen_original::@1#3] -- register_copy 
-    // [519] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#10 [phi:render_screen_original::@5->render_screen_original::@1#4] -- register_copy 
+    // [524] phi (byte) render_screen_original::y#6 = (byte) render_screen_original::y#1 [phi:render_screen_original::@5->render_screen_original::@1#0] -- register_copy 
+    // [524] phi (byte*) render_screen_original::ocols#4 = (byte*) render_screen_original::ocols#1 [phi:render_screen_original::@5->render_screen_original::@1#1] -- register_copy 
+    // [524] phi (byte*) render_screen_original::oscr#4 = (byte*) render_screen_original::oscr#1 [phi:render_screen_original::@5->render_screen_original::@1#2] -- register_copy 
+    // [524] phi (byte*) render_screen_original::cols#7 = (byte*) render_screen_original::cols#3 [phi:render_screen_original::@5->render_screen_original::@1#3] -- register_copy 
+    // [524] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#10 [phi:render_screen_original::@5->render_screen_original::@1#4] -- register_copy 
     jmp __b1
     // render_screen_original::@1
   __b1:
-    // [520] phi from render_screen_original::@1 to render_screen_original::@2 [phi:render_screen_original::@1->render_screen_original::@2]
+    // [525] phi from render_screen_original::@1 to render_screen_original::@2 [phi:render_screen_original::@1->render_screen_original::@2]
   __b2_from___b1:
-    // [520] phi (byte) render_screen_original::x#4 = (byte) 0 [phi:render_screen_original::@1->render_screen_original::@2#0] -- vbuxx=vbuc1 
+    // [525] phi (byte) render_screen_original::x#4 = (byte) 0 [phi:render_screen_original::@1->render_screen_original::@2#0] -- vbuxx=vbuc1 
     ldx #0
-    // [520] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#7 [phi:render_screen_original::@1->render_screen_original::@2#1] -- register_copy 
-    // [520] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#8 [phi:render_screen_original::@1->render_screen_original::@2#2] -- register_copy 
+    // [525] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#7 [phi:render_screen_original::@1->render_screen_original::@2#1] -- register_copy 
+    // [525] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#8 [phi:render_screen_original::@1->render_screen_original::@2#2] -- register_copy 
     jmp __b2
-    // [520] phi from render_screen_original::@2 to render_screen_original::@2 [phi:render_screen_original::@2->render_screen_original::@2]
+    // [525] phi from render_screen_original::@2 to render_screen_original::@2 [phi:render_screen_original::@2->render_screen_original::@2]
   __b2_from___b2:
-    // [520] phi (byte) render_screen_original::x#4 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2->render_screen_original::@2#0] -- register_copy 
-    // [520] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2->render_screen_original::@2#1] -- register_copy 
-    // [520] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2->render_screen_original::@2#2] -- register_copy 
+    // [525] phi (byte) render_screen_original::x#4 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2->render_screen_original::@2#0] -- register_copy 
+    // [525] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2->render_screen_original::@2#1] -- register_copy 
+    // [525] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2->render_screen_original::@2#2] -- register_copy 
     jmp __b2
     // render_screen_original::@2
   __b2:
-    // [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
+    // [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
     lda #SPACE
     ldy #0
     sta (screen),y
-    // [522] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5 -- pbuz1=_inc_pbuz1 
+    // [527] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
+    // [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
     lda #BLACK
     ldy #0
     sta (cols),y
-    // [524] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4 -- pbuz1=_inc_pbuz1 
+    // [529] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [525] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4 -- vbuxx=_inc_vbuxx 
+    // [530] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4 -- vbuxx=_inc_vbuxx 
     inx
-    // [526] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2 -- vbuxx_neq_vbuc1_then_la1 
+    // [531] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2 -- vbuxx_neq_vbuc1_then_la1 
     cpx #4
     bne __b2_from___b2
-    // [527] phi from render_screen_original::@2 render_screen_original::@3 to render_screen_original::@3 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3]
+    // [532] phi from render_screen_original::@2 render_screen_original::@3 to render_screen_original::@3 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3]
   __b3_from___b2:
   __b3_from___b3:
-    // [527] phi (byte) render_screen_original::x#5 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#0] -- register_copy 
-    // [527] phi (byte*) render_screen_original::cols#5 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#1] -- register_copy 
-    // [527] phi (byte*) render_screen_original::ocols#2 = (byte*) render_screen_original::ocols#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#2] -- register_copy 
-    // [527] phi (byte*) render_screen_original::screen#6 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#3] -- register_copy 
-    // [527] phi (byte*) render_screen_original::oscr#2 = (byte*) render_screen_original::oscr#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#4] -- register_copy 
+    // [532] phi (byte) render_screen_original::x#5 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#0] -- register_copy 
+    // [532] phi (byte*) render_screen_original::cols#5 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#1] -- register_copy 
+    // [532] phi (byte*) render_screen_original::ocols#2 = (byte*) render_screen_original::ocols#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#2] -- register_copy 
+    // [532] phi (byte*) render_screen_original::screen#6 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#3] -- register_copy 
+    // [532] phi (byte*) render_screen_original::oscr#2 = (byte*) render_screen_original::oscr#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#4] -- register_copy 
     jmp __b3
     // render_screen_original::@3
   __b3:
-    // [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) -- _deref_pbuz1=_deref_pbuz2 
+    // [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) -- _deref_pbuz1=_deref_pbuz2 
     ldy #0
     lda (oscr),y
     ldy #0
     sta (screen),y
-    // [529] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6 -- pbuz1=_inc_pbuz1 
+    // [534] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [530] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2 -- pbuz1=_inc_pbuz1 
+    // [535] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2 -- pbuz1=_inc_pbuz1 
     inc.z oscr
     bne !+
     inc.z oscr+1
   !:
-    // [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) -- _deref_pbuz1=_deref_pbuz2 
+    // [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) -- _deref_pbuz1=_deref_pbuz2 
     ldy #0
     lda (ocols),y
     ldy #0
     sta (cols),y
-    // [532] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5 -- pbuz1=_inc_pbuz1 
+    // [537] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [533] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2 -- pbuz1=_inc_pbuz1 
+    // [538] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2 -- pbuz1=_inc_pbuz1 
     inc.z ocols
     bne !+
     inc.z ocols+1
   !:
-    // [534] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5 -- vbuxx=_inc_vbuxx 
+    // [539] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5 -- vbuxx=_inc_vbuxx 
     inx
-    // [535] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3 -- vbuxx_neq_vbuc1_then_la1 
+    // [540] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3 -- vbuxx_neq_vbuc1_then_la1 
     cpx #$24
     bne __b3_from___b3
-    // [536] phi from render_screen_original::@3 render_screen_original::@4 to render_screen_original::@4 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4]
+    // [541] phi from render_screen_original::@3 render_screen_original::@4 to render_screen_original::@4 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4]
   __b4_from___b3:
   __b4_from___b4:
-    // [536] phi (byte) render_screen_original::x#6 = (byte) render_screen_original::x#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#0] -- register_copy 
-    // [536] phi (byte*) render_screen_original::cols#6 = (byte*) render_screen_original::cols#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#1] -- register_copy 
-    // [536] phi (byte*) render_screen_original::screen#7 = (byte*) render_screen_original::screen#3 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#2] -- register_copy 
+    // [541] phi (byte) render_screen_original::x#6 = (byte) render_screen_original::x#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#0] -- register_copy 
+    // [541] phi (byte*) render_screen_original::cols#6 = (byte*) render_screen_original::cols#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#1] -- register_copy 
+    // [541] phi (byte*) render_screen_original::screen#7 = (byte*) render_screen_original::screen#3 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#2] -- register_copy 
     jmp __b4
     // render_screen_original::@4
   __b4:
-    // [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
+    // [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
     lda #SPACE
     ldy #0
     sta (screen),y
-    // [538] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7 -- pbuz1=_inc_pbuz1 
+    // [543] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
+    // [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
     lda #BLACK
     ldy #0
     sta (cols),y
-    // [540] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6 -- pbuz1=_inc_pbuz1 
+    // [545] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [541] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6 -- vbuxx=_inc_vbuxx 
+    // [546] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6 -- vbuxx=_inc_vbuxx 
     inx
-    // [542] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4 -- vbuxx_neq_vbuc1_then_la1 
+    // [547] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4 -- vbuxx_neq_vbuc1_then_la1 
     cpx #$28
     bne __b4_from___b4
     jmp __b5
     // render_screen_original::@5
   __b5:
-    // [543] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6 -- vbuz1=_inc_vbuz1 
+    // [548] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6 -- vbuz1=_inc_vbuz1 
     inc.z y
-    // [544] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [549] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #$19
     cmp.z y
     bne __b1_from___b5
     jmp __breturn
     // render_screen_original::@return
   __breturn:
-    // [545] return 
+    // [550] return 
     rts
 }
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
-    // [548] return 
+    // [553] return 
     rts
 }
   // sprites_irq
@@ -19920,102 +20022,102 @@ sprites_irq: {
     //(*BGCOL)++;
     // Clear decimal flag (because it is used by the score algorithm)
     cld
-    // [550] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos -- vbuaa=vbuz1 
+    // [555] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos -- vbuaa=vbuz1 
     // Place the sprites
     lda.z irq_sprite_ypos
-    // [551] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [556] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS
-    // [552] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [557] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS+2
-    // [553] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [558] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS+4
-    // [554] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [559] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS+6
-    // [555] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1 -- vbuxx=vbuz1_plus_1 
+    // [560] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1 -- vbuxx=vbuz1_plus_1 
     ldx.z irq_raster_next
     inx
-    // [556] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0 -- vbuz1=vbuxx 
+    // [561] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0 -- vbuz1=vbuxx 
     // Wait for the y-position before changing sprite pointers
     stx.z raster_sprite_gfx_modify
     jmp __b8
     // sprites_irq::@8
   __b8:
-    // [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 -- _deref_pbuc1_lt_vbuz1_then_la1 
+    // [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 -- _deref_pbuc1_lt_vbuz1_then_la1 
     lda RASTER
     cmp.z raster_sprite_gfx_modify
     bcc __b8
     jmp __b9
     // sprites_irq::@9
   __b9:
-    // [558] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr -- vbuxx=vbuz1 
+    // [563] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr -- vbuxx=vbuz1 
     ldx.z irq_sprite_ptr
-    // [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 -- vbuz1_eq_0_then_la1 
+    // [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 -- vbuz1_eq_0_then_la1 
     lda.z render_screen_showing
     cmp #0
     beq __b1
     jmp __b10
     // sprites_irq::@10
   __b10:
-    // [560] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
+    // [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_2
-    // [561] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0 -- vbuaa=_inc_vbuxx 
+    // [566] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0 -- vbuaa=_inc_vbuxx 
     inx
     txa
-    // [562] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
+    // [567] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_2+1
-    // [563] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
+    // [568] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_2+2
-    // [564] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3 -- vbuaa=_inc_vbuaa 
+    // [569] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3 -- vbuaa=_inc_vbuaa 
     clc
     adc #1
-    // [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4 -- _deref_pbuc1=vbuaa 
+    // [570] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_2+3
     jmp __b2
     // sprites_irq::@2
   __b2:
-    // [566] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt -- vbuz1=_inc_vbuz1 
+    // [571] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt -- vbuz1=_inc_vbuz1 
     inc.z irq_cnt
-    // [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 -- vbuz1_eq_vbuc1_then_la1 
+    // [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 -- vbuz1_eq_vbuc1_then_la1 
     lda #9
     cmp.z irq_cnt
     beq __b3
     jmp __b6
     // sprites_irq::@6
   __b6:
-    // [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 -- vbuz1_eq_vbuc1_then_la1 
+    // [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 -- vbuz1_eq_vbuc1_then_la1 
     lda #$a
     cmp.z irq_cnt
     beq __b4
     jmp __b7
     // sprites_irq::@7
   __b7:
-    // [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 -- vbuz1=vbuz1_plus_vbuc1 
+    // [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_raster_next
     axs #-[$14]
     stx.z irq_raster_next
-    // [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ypos
     axs #-[$15]
     stx.z irq_sprite_ypos
-    // [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
+    // [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ptr
     axs #-[3]
     stx.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@5
   __b5:
-    // [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next -- _deref_pbuc1=vbuz1 
+    // [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next -- _deref_pbuc1=vbuz1 
     // Setup next interrupt
     lda.z irq_raster_next
     sta RASTER
-    // [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Acknowledge the IRQ and setup the next one
     lda #IRQ_RASTER
     sta IRQ_STATUS
     jmp __breturn
     // sprites_irq::@return
   __breturn:
-    // [574] return  - exit interrupt(HARDWARE_CLOBBER)
+    // [579] return  - exit interrupt(HARDWARE_CLOBBER)
   rega:
     lda #00
   regx:
@@ -20023,31 +20125,31 @@ sprites_irq: {
     rti
     // sprites_irq::@4
   __b4:
-    // [575] (volatile byte) irq_cnt ← (byte) 0 -- vbuz1=vbuc1 
+    // [580] (volatile byte) irq_cnt ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z irq_cnt
-    // [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST -- vbuz1=vbuc1 
+    // [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST -- vbuz1=vbuc1 
     lda #IRQ_RASTER_FIRST
     sta.z irq_raster_next
-    // [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ypos
     axs #-[$15]
     stx.z irq_sprite_ypos
-    // [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
+    // [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ptr
     axs #-[3]
     stx.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@3
   __b3:
-    // [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_raster_next
     axs #-[$15]
     stx.z irq_raster_next
-    // [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS -- vbuz1=vbuc1 
+    // [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS -- vbuz1=vbuc1 
     lda #SPRITES_FIRST_YPOS
     sta.z irq_sprite_ypos
-    // [581] phi from sprites_irq::@3 to sprites_irq::toSpritePtr1 [phi:sprites_irq::@3->sprites_irq::toSpritePtr1]
+    // [586] phi from sprites_irq::@3 to sprites_irq::toSpritePtr1 [phi:sprites_irq::@3->sprites_irq::toSpritePtr1]
   toSpritePtr1_from___b3:
     jmp toSpritePtr1
     // sprites_irq::toSpritePtr1
@@ -20055,24 +20157,24 @@ sprites_irq: {
     jmp __b11
     // sprites_irq::@11
   __b11:
-    // [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 -- vbuz1=vbuc1 
+    // [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 -- vbuz1=vbuc1 
     lda #toSpritePtr1_return
     sta.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@1
   __b1:
-    // [583] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
+    // [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_1
-    // [584] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0 -- vbuxx=_inc_vbuxx 
+    // [589] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0 -- vbuxx=_inc_vbuxx 
     inx
-    // [585] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
+    // [590] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_1+1
-    // [586] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
+    // [591] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_1+2
-    // [587] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1 -- vbuaa=_inc_vbuxx 
+    // [592] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1 -- vbuaa=_inc_vbuxx 
     inx
     txa
-    // [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2 -- _deref_pbuc1=vbuaa 
+    // [593] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_1+3
     jmp __b2
 }
@@ -20278,11 +20380,13 @@ Removing instruction jmp __b17
 Removing instruction jmp __b11
 Removing instruction jmp __breturn
 Removing instruction jmp __b4
-Removing instruction jmp __b5
+Removing instruction jmp __b6
 Removing instruction jmp __b1
 Removing instruction jmp __b2
 Removing instruction jmp __breturn
 Removing instruction jmp __b3
+Removing instruction jmp __b5
+Removing instruction jmp __breturn
 Removing instruction jmp __b1
 Removing instruction jmp __b2
 Removing instruction jmp __breturn
@@ -20417,7 +20521,8 @@ Replacing label __breturn_from___b6 with __breturn_from___b7
 Replacing label __b2_from___b12 with __b2
 Replacing label __b2_from___b5 with __b2
 Replacing label __b3_from___b2 with __b3
-Replacing label __b5_from___b4 with __b1
+Replacing label __b6_from___b4 with __b1
+Replacing label __b3_from___b2 with __b3
 Replacing label __breturn_from_play_update_score with __breturn
 Replacing label __breturn_from___b1 with __breturn
 Replacing label __b2_from___b1 with __b2
@@ -20504,10 +20609,11 @@ Removing instruction __b14_from___b9:
 Removing instruction play_remove_lines_from___b14:
 Removing instruction __b16_from___b15:
 Removing instruction __breturn_from___b11:
-Removing instruction __b5_from___b4:
-Removing instruction __b5:
-Removing instruction __b1_from___b5:
+Removing instruction __b6_from___b4:
+Removing instruction __b6:
+Removing instruction __b1_from___b6:
 Removing instruction __b2_from___b1:
+Removing instruction __b3_from___b2:
 Removing instruction __b2_from___b1:
 Removing instruction __breturn_from_play_update_score:
 Removing instruction __breturn_from___b1:
@@ -20683,8 +20789,9 @@ Removing instruction play_collision_from_play_spawn_current:
 Removing instruction __b4:
 Removing instruction __b1_from___b4:
 Removing instruction __breturn:
-Removing instruction __b3:
-Removing instruction __b2_from___b3:
+Removing instruction __b5:
+Removing instruction __b2_from___b5:
+Removing instruction __breturn:
 Removing instruction __b1:
 Removing instruction __b2:
 Removing instruction __b3:
@@ -20873,10 +20980,36 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS[]  = { (byte) $30, (byte) $2b, (byte) $26, (byte) $21, (byte) $1c, (byte) $17, (byte) $12, (byte) $d, (byte) 8, (byte) 6, (byte) 5, (byte) 5, (byte) 5, (byte) 4, (byte) 4, (byte) 4, (byte) 3, (byte) 3, (byte) 3, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 1 }
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const nomodify byte) ORANGE = (byte) 8
 (const word*) PIECES[]  = { (word)(const byte*) PIECE_T, (word)(const byte*) PIECE_S, (word)(const byte*) PIECE_Z, (word)(const byte*) PIECE_J, (word)(const byte*) PIECE_O, (word)(const byte*) PIECE_I, (word)(const byte*) PIECE_L }
 (const byte*) PIECES_CHARS[]  = { (byte) $65, (byte) $66, (byte) $a6, (byte) $66, (byte) $65, (byte) $65, (byte) $a6 }
@@ -20920,10 +21053,8 @@ FINAL SYMBOL TABLE
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte) RED = (byte) 2
 (const to_nomodify dword*) SCORE_BASE_BCD[]  = { (dword) 0, (dword) $40, (dword) $100, (dword) $300, (dword) $1200 }
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const nomodify byte*) SPRITES_COLS = (byte*) 53287
 (const nomodify byte*) SPRITES_ENABLE = (byte*) 53269
 (const nomodify byte*) SPRITES_EXPAND_X = (byte*) 53277
@@ -20959,29 +21090,29 @@ FINAL SYMBOL TABLE
 (byte) current_orientation#7 current_orientation zp[1]:22 150001.5
 (byte*) current_piece
 (byte*) current_piece#10 current_piece zp[2]:19 8138.27027027027
-(byte*) current_piece#100 current_piece zp[2]:19 11.0
 (byte*) current_piece#15 current_piece zp[2]:19 7706.51282051282
 (byte*) current_piece#17 current_piece_1 zp[2]:10 1.1400006E7
 (byte*) current_piece#28 current_piece zp[2]:19 300003.0
-(byte*) current_piece#92 current_piece zp[2]:19 100001.0
+(byte*) current_piece#91 current_piece zp[2]:19 100001.0
+(byte*) current_piece#94 current_piece_1 zp[2]:10 200002.0
 (byte*) current_piece#95 current_piece_1 zp[2]:10 200002.0
 (byte*) current_piece#96 current_piece_1 zp[2]:10 200002.0
 (byte*) current_piece#97 current_piece_1 zp[2]:10 200002.0
-(byte*) current_piece#98 current_piece_1 zp[2]:10 200002.0
-(byte*) current_piece#99 current_piece_1 zp[2]:10 2000002.0
+(byte*) current_piece#98 current_piece_1 zp[2]:10 2000002.0
+(byte*) current_piece#99 current_piece zp[2]:19 11.0
 (byte) current_piece_char
 (byte) current_piece_char#10 current_piece_char zp[1]:21 1.8182183847272727E8
-(byte) current_piece_char#100 current_piece_char_1 zp[1]:9 202.0
 (byte) current_piece_char#16 current_piece_char zp[1]:21 5437.9729729729725
 (byte) current_piece_char#29 current_piece_char zp[1]:21 300003.0
-(byte) current_piece_char#5 current_piece_char zp[1]:21 34375.75
+(byte) current_piece_char#5 current_piece_char zp[1]:21 31429.257142857143
 (byte) current_piece_char#68 current_piece_char_1 zp[1]:9 47624.42857142857
-(byte) current_piece_char#99 current_piece_char_1 zp[1]:9 22.0
+(byte) current_piece_char#98 current_piece_char_1 zp[1]:9 22.0
+(byte) current_piece_char#99 current_piece_char_1 zp[1]:9 202.0
 (byte*) current_piece_gfx
-(byte*) current_piece_gfx#111 current_piece_gfx_1 zp[2]:7 11.0
-(byte*) current_piece_gfx#112 current_piece_gfx_1 zp[2]:7 101.0
-(byte*) current_piece_gfx#116 current_piece_gfx zp[2]:23 200002.0
-(byte*) current_piece_gfx#122 current_piece_gfx zp[2]:23 22.0
+(byte*) current_piece_gfx#110 current_piece_gfx_1 zp[2]:7 11.0
+(byte*) current_piece_gfx#111 current_piece_gfx_1 zp[2]:7 101.0
+(byte*) current_piece_gfx#115 current_piece_gfx zp[2]:23 200002.0
+(byte*) current_piece_gfx#121 current_piece_gfx zp[2]:23 22.0
 (byte*) current_piece_gfx#13 current_piece_gfx zp[2]:23 1.8182183847272727E8
 (byte*) current_piece_gfx#18 current_piece_gfx zp[2]:23 1009.7619047619048
 (byte*) current_piece_gfx#20 current_piece_gfx zp[2]:23 15185.37037037037
@@ -20990,9 +21121,9 @@ FINAL SYMBOL TABLE
 (byte*) current_piece_gfx#64 current_piece_gfx_1 zp[2]:7 47624.42857142857
 (byte*) current_piece_gfx#7 current_piece_gfx zp[2]:23 200002.0
 (byte) current_xpos
-(byte) current_xpos#100 current_xpos zp[1]:25 67742.74193548388
-(byte) current_xpos#118 current_xpos_1 zp[1]:6 7.333333333333333
-(byte) current_xpos#119 current_xpos_1 zp[1]:6 67.33333333333333
+(byte) current_xpos#100 current_xpos zp[1]:25 61765.44117647059
+(byte) current_xpos#117 current_xpos_1 zp[1]:6 7.333333333333333
+(byte) current_xpos#118 current_xpos_1 zp[1]:6 67.33333333333333
 (byte) current_xpos#14 current_xpos zp[1]:25 1.8187293036363635E7
 (byte) current_xpos#19 current_xpos zp[1]:25 1009.7619047619048
 (byte) current_xpos#22 current_xpos zp[1]:25 36400.4
@@ -21007,14 +21138,14 @@ FINAL SYMBOL TABLE
 (byte) current_ypos#19 current_ypos zp[1]:13 6425.74358974359
 (byte) current_ypos#3 current_ypos zp[1]:13 200002.0
 (byte) current_ypos#38 current_ypos zp[1]:13 300003.0
-(byte) current_ypos#6 current_ypos zp[1]:13 70000.83333333334
-(byte) current_ypos#97 reg byte x 5.5
-(byte) current_ypos#98 reg byte x 40.4
+(byte) current_ypos#6 current_ypos zp[1]:13 63637.121212121216
+(byte) current_ypos#96 reg byte x 5.5
+(byte) current_ypos#97 reg byte x 40.4
 (byte) game_over
 (byte) game_over#10 game_over zp[1]:27 6567.760869565218
 (byte) game_over#15 game_over zp[1]:27 5705.54054054054
 (byte) game_over#27 game_over zp[1]:27 300003.0
-(byte) game_over#52 game_over zp[1]:27 47827.13043478261
+(byte) game_over#52 game_over zp[1]:27 42308.61538461538
 (byte) game_over#65 game_over zp[1]:27 78572.35714285714
 (volatile byte) irq_cnt loadstore zp[1]:46 0.48000000000000004
 (volatile byte) irq_raster_next loadstore zp[1]:43 0.44444444444444453
@@ -21428,21 +21559,20 @@ FINAL SYMBOL TABLE
 (byte) play_remove_lines::y#8 y zp[1]:28 1.3333333346666667E8
 (void()) play_spawn_current()
 (byte~) play_spawn_current::$1 reg byte a 2000002.0
-(byte~) play_spawn_current::$7 zp[1]:52 32258.09677419355
+(byte~) play_spawn_current::$5 reg byte a 2.000000002E9
+(byte~) play_spawn_current::$7 zp[1]:52 29411.79411764706
 (label) play_spawn_current::@1
 (label) play_spawn_current::@2
 (label) play_spawn_current::@3
 (label) play_spawn_current::@4
 (label) play_spawn_current::@5
+(label) play_spawn_current::@6
 (label) play_spawn_current::@return
 (byte) play_spawn_current::current_piece_idx
 (byte) play_spawn_current::current_piece_idx#0 reg byte x 1250001.25
 (byte) play_spawn_current::piece_idx
 (byte) play_spawn_current::piece_idx#1 piece_idx zp[1]:26 2.000000002E9
 (byte) play_spawn_current::piece_idx#2 piece_idx zp[1]:26 1.000050018E8
-(label) play_spawn_current::sid_rnd1
-(byte) play_spawn_current::sid_rnd1_return
-(byte) play_spawn_current::sid_rnd1_return#0 reg byte a 2.000000002E9
 (void()) play_update_score((byte) play_update_score::removed)
 (byte~) play_update_score::$2 reg byte a 2000002.0
 (byte~) play_update_score::$4 reg byte a 2000002.0
@@ -21697,6 +21827,11 @@ FINAL SYMBOL TABLE
 (volatile dword) score_bcd loadstore zp[4]:39 14598.569343065694
 (const byte**) screen_lines_1[(const nomodify byte) PLAYFIELD_LINES]  = { fill( PLAYFIELD_LINES, 0) }
 (const byte**) screen_lines_2[(const nomodify byte) PLAYFIELD_LINES]  = { fill( PLAYFIELD_LINES, 0) }
+(byte()) sid_rnd()
+(label) sid_rnd::@return
+(byte) sid_rnd::return
+(byte) sid_rnd::return#0 reg byte a 3.666666667333333E9
+(byte) sid_rnd::return#2 reg byte a 2.000000002E9
 (void()) sid_rnd_init()
 (label) sid_rnd_init::@return
 (void()) sprites_init()
@@ -21752,15 +21887,15 @@ reg byte x [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::b
 reg byte x [ render_screen_render#15 render_screen_render#65 ]
 reg byte y [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ]
 reg byte x [ render_next::c#2 render_next::c#1 ]
-reg byte x [ current_ypos#13 current_ypos#97 current_ypos#98 ]
+reg byte x [ current_ypos#13 current_ypos#96 current_ypos#97 ]
 zp[1]:5 [ render_screen_render#33 render_screen_render#64 render_next::l#7 render_next::l#1 ]
-zp[1]:6 [ current_xpos#59 current_xpos#118 current_xpos#119 ]
-zp[2]:7 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ]
-zp[1]:9 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
+zp[1]:6 [ current_xpos#59 current_xpos#117 current_xpos#118 ]
+zp[2]:7 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ]
+zp[1]:9 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
 reg byte x [ render_moving::c#2 render_moving::c#1 ]
 reg byte x [ render_screen_render#22 render_screen_render#63 ]
 reg byte a [ play_move_rotate::return#2 ]
-zp[2]:10 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ]
+zp[2]:10 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ]
 reg byte x [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
 reg byte x [ play_collision::c#2 play_collision::c#1 ]
 reg byte a [ play_collision::return#15 ]
@@ -21771,10 +21906,10 @@ zp[2]:14 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ]
 zp[1]:16 [ level#33 level#10 level#17 level#19 level#21 ]
 zp[1]:17 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 zp[1]:18 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-zp[2]:19 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ]
+zp[2]:19 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ]
 zp[1]:21 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 zp[1]:22 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-zp[2]:23 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ]
+zp[2]:23 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ]
 zp[1]:25 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 reg byte x [ play_move_down::return#3 ]
 zp[1]:26 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
@@ -21852,7 +21987,9 @@ reg byte x [ play_update_score::removed#0 ]
 reg byte x [ play_spawn_current::current_piece_idx#0 ]
 reg byte a [ play_collision::return#10 ]
 reg byte a [ play_spawn_current::$1 ]
-reg byte a [ play_spawn_current::sid_rnd1_return#0 ]
+reg byte a [ sid_rnd::return#2 ]
+reg byte a [ play_spawn_current::$5 ]
+reg byte a [ sid_rnd::return#0 ]
 reg byte a [ play_update_score::$2 ]
 zp[1]:52 [ play_update_score::lines_before#0 play_spawn_current::$7 ]
 reg byte a [ play_update_score::$9 ]
@@ -21899,7 +22036,7 @@ reg byte a [ sprites_irq::ptr#2 ]
 
 
 FINAL ASSEMBLER
-Score: 3348927
+Score: 3350937
 
   // File Comments
 // Tetris Game for the Commodore 64
@@ -21910,6 +22047,10 @@ Score: 3348927
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -21953,8 +22094,8 @@ Score: 3348927
   .label CIA2 = $dd00
   // CIA#1 Interrupt for reading in ASM
   .label CIA1_INTERRUPT = $dc0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -21979,11 +22120,6 @@ Score: 3348927
   .const KEY_CTRL = $3a
   .const KEY_SPACE = $3c
   .const KEY_COMMODORE = $3d
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Address of the first screen
   .label PLAYFIELD_SCREEN_1 = $400
   // Address of the second screen
@@ -22016,6 +22152,9 @@ Score: 3348927
   // Right side collision (cell beyond the right side of the playfield)
   .const COLLISION_RIGHT = 8
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = 2
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .const OFFSET_STRUCT_MOS6526_CIA_PORT_B = 1
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const toSpritePtr1_return = PLAYFIELD_SPRITES/$40
@@ -22132,7 +22271,7 @@ main: {
     sei
     // render_init()
     // [16] call render_init 
-    // [496] phi from main::@8 to render_init [phi:main::@8->render_init]
+    // [501] phi from main::@8 to render_init [phi:main::@8->render_init]
     jsr render_init
     // [17] phi from main::@8 to main::@9 [phi:main::@8->main::@9]
     // main::@9
@@ -22148,7 +22287,7 @@ main: {
     // main::@11
     // play_init()
     // [22] call play_init 
-    // [455] phi from main::@11 to play_init [phi:main::@11->play_init]
+    // [460] phi from main::@11 to play_init [phi:main::@11->play_init]
     jsr play_init
     // [23] phi from main::@11 to main::@12 [phi:main::@11->main::@12]
     // main::@12
@@ -22179,30 +22318,30 @@ main: {
     ldx #$20
     jsr render_playfield
     // main::@15
-    // [29] (byte) current_ypos#97 ← (byte) current_ypos#6 -- vbuxx=vbuz1 
+    // [29] (byte) current_ypos#96 ← (byte) current_ypos#6 -- vbuxx=vbuz1 
     ldx.z current_ypos
-    // [30] (byte) current_xpos#118 ← (byte) current_xpos#100 -- vbuz1=vbuz2 
+    // [30] (byte) current_xpos#117 ← (byte) current_xpos#100 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z current_xpos_1
-    // [31] (byte*) current_piece_gfx#111 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [31] (byte*) current_piece_gfx#110 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece_gfx_1
     lda PIECES+1,y
     sta.z current_piece_gfx_1+1
-    // [32] (byte) current_piece_char#99 ← (byte) current_piece_char#5 -- vbuz1=vbuz2 
+    // [32] (byte) current_piece_char#98 ← (byte) current_piece_char#5 -- vbuz1=vbuz2 
     lda.z current_piece_char
     sta.z current_piece_char_1
     // render_moving()
     // [33] call render_moving 
     // [128] phi from main::@15 to render_moving [phi:main::@15->render_moving]
-    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#99 [phi:main::@15->render_moving#0] -- register_copy 
-    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#111 [phi:main::@15->render_moving#1] -- register_copy 
-    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#118 [phi:main::@15->render_moving#2] -- register_copy 
+    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#98 [phi:main::@15->render_moving#0] -- register_copy 
+    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#110 [phi:main::@15->render_moving#1] -- register_copy 
+    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#117 [phi:main::@15->render_moving#2] -- register_copy 
     // [128] phi (byte) render_screen_render#33 = (byte) $20 [phi:main::@15->render_moving#3] -- vbuz1=vbuc1 
     lda #$20
     sta.z render_screen_render_1
-    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#97 [phi:main::@15->render_moving#4] -- register_copy 
+    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#96 [phi:main::@15->render_moving#4] -- register_copy 
     jsr render_moving
     // main::@16
     // [34] (byte) next_piece_idx#76 ← (byte) play_spawn_current::piece_idx#2 -- vbuyy=vbuz1 
@@ -22215,13 +22354,13 @@ main: {
     ldx #$20
     jsr render_next
     // main::@17
-    // [36] (byte*) current_piece#100 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [36] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece
     lda PIECES+1,y
     sta.z current_piece+1
-    // [37] (byte*) current_piece_gfx#122 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [37] (byte*) current_piece_gfx#121 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     lda PIECES,y
     sta.z current_piece_gfx
     lda PIECES+1,y
@@ -22243,11 +22382,11 @@ main: {
     // [38] phi (byte) game_over#10 = (byte) game_over#52 [phi:main::@17->main::@1#6] -- register_copy 
     // [38] phi (byte) current_ypos#11 = (byte) current_ypos#6 [phi:main::@17->main::@1#7] -- register_copy 
     // [38] phi (byte) current_xpos#14 = (byte) current_xpos#100 [phi:main::@17->main::@1#8] -- register_copy 
-    // [38] phi (byte*) current_piece_gfx#13 = (byte*) current_piece_gfx#122 [phi:main::@17->main::@1#9] -- register_copy 
+    // [38] phi (byte*) current_piece_gfx#13 = (byte*) current_piece_gfx#121 [phi:main::@17->main::@1#9] -- register_copy 
     // [38] phi (byte) current_orientation#13 = (byte) 0 [phi:main::@17->main::@1#10] -- vbuz1=vbuc1 
     sta.z current_orientation
     // [38] phi (byte) current_piece_char#10 = (byte) current_piece_char#5 [phi:main::@17->main::@1#11] -- register_copy 
-    // [38] phi (byte*) current_piece#10 = (byte*) current_piece#100 [phi:main::@17->main::@1#12] -- register_copy 
+    // [38] phi (byte*) current_piece#10 = (byte*) current_piece#99 [phi:main::@17->main::@1#12] -- register_copy 
     // [38] phi (byte) current_movedown_slow#14 = (byte) current_movedown_slow#1 [phi:main::@17->main::@1#13] -- register_copy 
     // [38] phi (byte) render_screen_render#18 = (byte) $20 [phi:main::@17->main::@1#14] -- vbuz1=vbuc1 
     lda #$20
@@ -22294,7 +22433,7 @@ main: {
     // keyboard_event_scan()
     // [43] call keyboard_event_scan 
   // Scan keyboard events
-    // [390] phi from main::@18 to keyboard_event_scan [phi:main::@18->keyboard_event_scan]
+    // [395] phi from main::@18 to keyboard_event_scan [phi:main::@18->keyboard_event_scan]
     jsr keyboard_event_scan
     // [44] phi from main::@18 to main::@19 [phi:main::@18->main::@19]
     // main::@19
@@ -22343,30 +22482,30 @@ main: {
     // [150] phi (byte) render_screen_render#22 = (byte) render_screen_render#63 [phi:main::@7->render_playfield#0] -- register_copy 
     jsr render_playfield
     // main::@22
-    // [57] (byte) current_ypos#98 ← (byte) current_ypos#19 -- vbuxx=vbuz1 
+    // [57] (byte) current_ypos#97 ← (byte) current_ypos#19 -- vbuxx=vbuz1 
     ldx.z current_ypos
     // [58] (byte) render_screen_render#64 ← (byte) render_screen_render#18 -- vbuz1=vbuz2 
     lda.z render_screen_render
     sta.z render_screen_render_1
-    // [59] (byte) current_xpos#119 ← (byte) current_xpos#19 -- vbuz1=vbuz2 
+    // [59] (byte) current_xpos#118 ← (byte) current_xpos#19 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z current_xpos_1
-    // [60] (byte*) current_piece_gfx#112 ← (byte*) current_piece_gfx#18 -- pbuz1=pbuz2 
+    // [60] (byte*) current_piece_gfx#111 ← (byte*) current_piece_gfx#18 -- pbuz1=pbuz2 
     lda.z current_piece_gfx
     sta.z current_piece_gfx_1
     lda.z current_piece_gfx+1
     sta.z current_piece_gfx_1+1
-    // [61] (byte) current_piece_char#100 ← (byte) current_piece_char#16 -- vbuz1=vbuz2 
+    // [61] (byte) current_piece_char#99 ← (byte) current_piece_char#16 -- vbuz1=vbuz2 
     lda.z current_piece_char
     sta.z current_piece_char_1
     // render_moving()
     // [62] call render_moving 
     // [128] phi from main::@22 to render_moving [phi:main::@22->render_moving]
-    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#100 [phi:main::@22->render_moving#0] -- register_copy 
-    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#112 [phi:main::@22->render_moving#1] -- register_copy 
-    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#119 [phi:main::@22->render_moving#2] -- register_copy 
+    // [128] phi (byte) current_piece_char#68 = (byte) current_piece_char#99 [phi:main::@22->render_moving#0] -- register_copy 
+    // [128] phi (byte*) current_piece_gfx#64 = (byte*) current_piece_gfx#111 [phi:main::@22->render_moving#1] -- register_copy 
+    // [128] phi (byte) current_xpos#59 = (byte) current_xpos#118 [phi:main::@22->render_moving#2] -- register_copy 
     // [128] phi (byte) render_screen_render#33 = (byte) render_screen_render#64 [phi:main::@22->render_moving#3] -- register_copy 
-    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#98 [phi:main::@22->render_moving#4] -- register_copy 
+    // [128] phi (byte) current_ypos#13 = (byte) current_ypos#97 [phi:main::@22->render_moving#4] -- register_copy 
     jsr render_moving
     // main::@23
     // [63] (byte) render_screen_render#65 ← (byte) render_screen_render#18 -- vbuxx=vbuz1 
@@ -23052,7 +23191,7 @@ play_move_rotate: {
     sta.z play_collision.ypos
     // [190] (byte) play_collision::orientation#3 ← (byte) play_move_rotate::orientation#3 -- vbuxx=vbuz1 
     ldx.z orientation
-    // [191] (byte*) current_piece#98 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [191] (byte*) current_piece#97 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -23063,7 +23202,7 @@ play_move_rotate: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#3 [phi:play_move_rotate::@3->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#3 [phi:play_move_rotate::@3->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#3 [phi:play_move_rotate::@3->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#98 [phi:play_move_rotate::@3->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#97 [phi:play_move_rotate::@3->play_collision#3] -- register_copy 
     jsr play_collision
     // play_collision(current_xpos, current_ypos, orientation)
     // [193] (byte) play_collision::return#14 ← (byte) play_collision::return#15
@@ -23290,7 +23429,7 @@ play_move_leftright: {
     sta.z play_collision.ypos
     // [228] (byte) play_collision::orientation#2 ← (byte) current_orientation#20 -- vbuxx=vbuz1 
     ldx.z current_orientation
-    // [229] (byte*) current_piece#97 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [229] (byte*) current_piece#96 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -23301,7 +23440,7 @@ play_move_leftright: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#2 [phi:play_move_leftright::@3->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#2 [phi:play_move_leftright::@3->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#2 [phi:play_move_leftright::@3->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#97 [phi:play_move_leftright::@3->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#96 [phi:play_move_leftright::@3->play_collision#3] -- register_copy 
     jsr play_collision
     // play_collision(current_xpos+1,current_ypos,current_orientation)
     // [231] (byte) play_collision::return#13 ← (byte) play_collision::return#15
@@ -23342,7 +23481,7 @@ play_move_leftright: {
     sta.z play_collision.ypos
     // [239] (byte) play_collision::orientation#1 ← (byte) current_orientation#20 -- vbuxx=vbuz1 
     ldx.z current_orientation
-    // [240] (byte*) current_piece#96 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
+    // [240] (byte*) current_piece#95 ← (byte*) current_piece#15 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -23353,7 +23492,7 @@ play_move_leftright: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#1 [phi:play_move_leftright::@1->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#1 [phi:play_move_leftright::@1->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#1 [phi:play_move_leftright::@1->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#96 [phi:play_move_leftright::@1->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#95 [phi:play_move_leftright::@1->play_collision#3] -- register_copy 
     jsr play_collision
     // play_collision(current_xpos-1,current_ypos,current_orientation)
     // [242] (byte) play_collision::return#1 ← (byte) play_collision::return#15
@@ -23398,8 +23537,8 @@ play_move_down: {
   __b1:
     // keyboard_event_pressed(KEY_SPACE)
     // [250] call keyboard_event_pressed 
-    // [379] phi from play_move_down::@1 to keyboard_event_pressed [phi:play_move_down::@1->keyboard_event_pressed]
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_SPACE [phi:play_move_down::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [384] phi from play_move_down::@1 to keyboard_event_pressed [phi:play_move_down::@1->keyboard_event_pressed]
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_SPACE [phi:play_move_down::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_SPACE
     jsr keyboard_event_pressed
     // keyboard_event_pressed(KEY_SPACE)
@@ -23453,7 +23592,7 @@ play_move_down: {
     sta.z play_collision.xpos
     // [263] (byte) play_collision::orientation#0 ← (byte) current_orientation#13 -- vbuxx=vbuz1 
     ldx.z current_orientation
-    // [264] (byte*) current_piece#95 ← (byte*) current_piece#10 -- pbuz1=pbuz2 
+    // [264] (byte*) current_piece#94 ← (byte*) current_piece#10 -- pbuz1=pbuz2 
     lda.z current_piece
     sta.z current_piece_1
     lda.z current_piece+1
@@ -23464,7 +23603,7 @@ play_move_down: {
     // [200] phi (byte) play_collision::xpos#6 = (byte) play_collision::xpos#0 [phi:play_move_down::@8->play_collision#0] -- register_copy 
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#0 [phi:play_move_down::@8->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) play_collision::orientation#0 [phi:play_move_down::@8->play_collision#2] -- register_copy 
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#95 [phi:play_move_down::@8->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#94 [phi:play_move_down::@8->play_collision#3] -- register_copy 
     jsr play_collision
     // play_collision(current_xpos,current_ypos+1,current_orientation)
     // [266] (byte) play_collision::return#0 ← (byte) play_collision::return#15
@@ -23484,7 +23623,7 @@ play_move_down: {
     // play_move_down::@14
     // play_remove_lines()
     // [272] call play_remove_lines 
-    // [338] phi from play_move_down::@14 to play_remove_lines [phi:play_move_down::@14->play_remove_lines]
+    // [343] phi from play_move_down::@14 to play_remove_lines [phi:play_move_down::@14->play_remove_lines]
     jsr play_remove_lines
     // play_remove_lines()
     // [273] (byte) play_remove_lines::return#0 ← (byte) play_remove_lines::removed#7 -- vbuaa=vbuz1 
@@ -23508,13 +23647,13 @@ play_move_down: {
     // [285] phi (byte) next_piece_idx#17 = (byte) next_piece_idx#10 [phi:play_move_down::@16->play_spawn_current#1] -- register_copy 
     jsr play_spawn_current
     // play_move_down::@17
-    // [279] (byte*) current_piece#92 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [279] (byte*) current_piece#91 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z play_spawn_current.__7
     lda PIECES,y
     sta.z current_piece
     lda PIECES+1,y
     sta.z current_piece+1
-    // [280] (byte*) current_piece_gfx#116 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [280] (byte*) current_piece_gfx#115 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     lda PIECES,y
     sta.z current_piece_gfx
     lda PIECES+1,y
@@ -23523,12 +23662,12 @@ play_move_down: {
     // [281] phi (byte) next_piece_idx#30 = (byte) play_spawn_current::piece_idx#2 [phi:play_move_down::@17->play_move_down::@11#0] -- register_copy 
     // [281] phi (byte) game_over#27 = (byte) game_over#52 [phi:play_move_down::@17->play_move_down::@11#1] -- register_copy 
     // [281] phi (byte) current_xpos#43 = (byte) current_xpos#100 [phi:play_move_down::@17->play_move_down::@11#2] -- register_copy 
-    // [281] phi (byte*) current_piece_gfx#35 = (byte*) current_piece_gfx#116 [phi:play_move_down::@17->play_move_down::@11#3] -- register_copy 
+    // [281] phi (byte*) current_piece_gfx#35 = (byte*) current_piece_gfx#115 [phi:play_move_down::@17->play_move_down::@11#3] -- register_copy 
     // [281] phi (byte) current_orientation#37 = (byte) 0 [phi:play_move_down::@17->play_move_down::@11#4] -- vbuz1=vbuc1 
     lda #0
     sta.z current_orientation
     // [281] phi (byte) current_piece_char#29 = (byte) current_piece_char#5 [phi:play_move_down::@17->play_move_down::@11#5] -- register_copy 
-    // [281] phi (byte*) current_piece#28 = (byte*) current_piece#92 [phi:play_move_down::@17->play_move_down::@11#6] -- register_copy 
+    // [281] phi (byte*) current_piece#28 = (byte*) current_piece#91 [phi:play_move_down::@17->play_move_down::@11#6] -- register_copy 
     // [281] phi (byte) level_bcd#31 = (byte) level_bcd#19 [phi:play_move_down::@17->play_move_down::@11#7] -- register_copy 
     // [281] phi (byte) current_movedown_slow#37 = (byte) current_movedown_slow#23 [phi:play_move_down::@17->play_move_down::@11#8] -- register_copy 
     // [281] phi (byte) level#33 = (byte) level#19 [phi:play_move_down::@17->play_move_down::@11#9] -- register_copy 
@@ -23632,7 +23771,7 @@ play_spawn_current: {
     // [292] (byte) play_collision::ypos#4 ← (byte) current_ypos#6 -- vbuz1=vbuz2 
     lda.z current_ypos
     sta.z play_collision.ypos
-    // [293] (byte*) current_piece#99 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
+    // [293] (byte*) current_piece#98 ← (byte*)*((const word*) PIECES + (byte~) play_spawn_current::$7) -- pbuz1=pptc1_derefidx_vbuz2 
     ldy.z __7
     lda PIECES,y
     sta.z current_piece_1
@@ -23645,24 +23784,24 @@ play_spawn_current: {
     // [200] phi (byte) play_collision::yp#0 = (byte) play_collision::ypos#4 [phi:play_spawn_current->play_collision#1] -- register_copy 
     // [200] phi (byte) play_collision::orientation#5 = (byte) 0 [phi:play_spawn_current->play_collision#2] -- vbuxx=vbuc1 
     ldx #0
-    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#99 [phi:play_spawn_current->play_collision#3] -- register_copy 
+    // [200] phi (byte*) current_piece#17 = (byte*) current_piece#98 [phi:play_spawn_current->play_collision#3] -- register_copy 
     jsr play_collision
     // play_collision(current_xpos,current_ypos,current_orientation)
     // [295] (byte) play_collision::return#10 ← (byte) play_collision::return#15
     // play_spawn_current::@4
     // [296] (byte~) play_spawn_current::$1 ← (byte) play_collision::return#10
     // if(play_collision(current_xpos,current_ypos,current_orientation)==COLLISION_PLAYFIELD)
-    // [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@5 -- vbuaa_neq_vbuc1_then_la1 
+    // [297] if((byte~) play_spawn_current::$1!=(const nomodify byte) COLLISION_PLAYFIELD) goto play_spawn_current::@6 -- vbuaa_neq_vbuc1_then_la1 
     cmp #COLLISION_PLAYFIELD
     bne __b1
     // [299] phi from play_spawn_current::@4 to play_spawn_current::@1 [phi:play_spawn_current::@4->play_spawn_current::@1]
     // [299] phi (byte) game_over#52 = (byte) 1 [phi:play_spawn_current::@4->play_spawn_current::@1#0] -- vbuz1=vbuc1 
     lda #1
     sta.z game_over
-    // [298] phi from play_spawn_current::@4 to play_spawn_current::@5 [phi:play_spawn_current::@4->play_spawn_current::@5]
-    // play_spawn_current::@5
-    // [299] phi from play_spawn_current::@5 to play_spawn_current::@1 [phi:play_spawn_current::@5->play_spawn_current::@1]
-    // [299] phi (byte) game_over#52 = (byte) game_over#65 [phi:play_spawn_current::@5->play_spawn_current::@1#0] -- register_copy 
+    // [298] phi from play_spawn_current::@4 to play_spawn_current::@6 [phi:play_spawn_current::@4->play_spawn_current::@6]
+    // play_spawn_current::@6
+    // [299] phi from play_spawn_current::@6 to play_spawn_current::@1 [phi:play_spawn_current::@6->play_spawn_current::@1]
+    // [299] phi (byte) game_over#52 = (byte) game_over#65 [phi:play_spawn_current::@6->play_spawn_current::@1#0] -- register_copy 
     // play_spawn_current::@1
   __b1:
     // [300] phi from play_spawn_current::@1 to play_spawn_current::@2 [phi:play_spawn_current::@1->play_spawn_current::@2]
@@ -23672,27 +23811,42 @@ play_spawn_current: {
     // play_spawn_current::@2
   __b2:
     // while(piece_idx==7)
-    // [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::sid_rnd1 -- vbuz1_eq_vbuc1_then_la1 
+    // [301] if((byte) play_spawn_current::piece_idx#2==(byte) 7) goto play_spawn_current::@3 -- vbuz1_eq_vbuc1_then_la1 
     lda #7
     cmp.z piece_idx
-    beq sid_rnd1
+    beq __b3
     // play_spawn_current::@return
     // }
     // [302] return 
     rts
-    // play_spawn_current::sid_rnd1
-  sid_rnd1:
-    // return *SID_VOICE3_OSC;
-    // [303] (byte) play_spawn_current::sid_rnd1_return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [303] phi from play_spawn_current::@2 to play_spawn_current::@3 [phi:play_spawn_current::@2->play_spawn_current::@3]
     // play_spawn_current::@3
+  __b3:
+    // sid_rnd()
+    // [304] call sid_rnd 
+    jsr sid_rnd
+    // [305] (byte) sid_rnd::return#2 ← (byte) sid_rnd::return#0
+    // play_spawn_current::@5
+    // [306] (byte~) play_spawn_current::$5 ← (byte) sid_rnd::return#2
     // piece_idx = sid_rnd()&7
-    // [304] (byte) play_spawn_current::piece_idx#1 ← (byte) play_spawn_current::sid_rnd1_return#0 & (byte) 7 -- vbuz1=vbuaa_band_vbuc1 
+    // [307] (byte) play_spawn_current::piece_idx#1 ← (byte~) play_spawn_current::$5 & (byte) 7 -- vbuz1=vbuaa_band_vbuc1 
     and #7
     sta.z piece_idx
-    // [300] phi from play_spawn_current::@3 to play_spawn_current::@2 [phi:play_spawn_current::@3->play_spawn_current::@2]
-    // [300] phi (byte) play_spawn_current::piece_idx#2 = (byte) play_spawn_current::piece_idx#1 [phi:play_spawn_current::@3->play_spawn_current::@2#0] -- register_copy 
+    // [300] phi from play_spawn_current::@5 to play_spawn_current::@2 [phi:play_spawn_current::@5->play_spawn_current::@2]
+    // [300] phi (byte) play_spawn_current::piece_idx#2 = (byte) play_spawn_current::piece_idx#1 [phi:play_spawn_current::@5->play_spawn_current::@2#0] -- register_copy 
     jmp __b2
+}
+  // sid_rnd
+// Get a random number from the SID voice 3,
+// Must be initialized with sid_rnd_init()
+sid_rnd: {
+    // return SID->CH3_OSC;
+    // [308] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
+    // sid_rnd::@return
+    // }
+    // [309] return 
+    rts
 }
   // play_update_score
 // Update the score based on the number of lines removed
@@ -23701,23 +23855,23 @@ play_update_score: {
     .label lines_before = $34
     .label add_bcd = $35
     // if(removed!=0)
-    // [305] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return -- vbuxx_eq_0_then_la1 
+    // [310] if((byte) play_update_score::removed#0==(byte) 0) goto play_update_score::@return -- vbuxx_eq_0_then_la1 
     cpx #0
     beq __breturn
     // play_update_score::@1
     // <lines_bcd
-    // [306] (byte~) play_update_score::$2 ← < (word) lines_bcd#19 -- vbuaa=_lo_vwuz1 
+    // [311] (byte~) play_update_score::$2 ← < (word) lines_bcd#19 -- vbuaa=_lo_vwuz1 
     lda.z lines_bcd
     // lines_before = <lines_bcd&0xf0
-    // [307] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0 -- vbuz1=vbuaa_band_vbuc1 
+    // [312] (byte) play_update_score::lines_before#0 ← (byte~) play_update_score::$2 & (byte) $f0 -- vbuz1=vbuaa_band_vbuc1 
     and #$f0
     sta.z lines_before
     // add_bcd = score_add_bcd[removed]
-    // [308] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 -- vbuaa=vbuxx_rol_2 
+    // [313] (byte~) play_update_score::$9 ← (byte) play_update_score::removed#0 << (byte) 2 -- vbuaa=vbuxx_rol_2 
     txa
     asl
     asl
-    // [309] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) -- vduz1=pduc1_derefidx_vbuaa 
+    // [314] (dword) play_update_score::add_bcd#0 ← *((const dword*) score_add_bcd + (byte~) play_update_score::$9) -- vduz1=pduc1_derefidx_vbuaa 
     tay
     lda score_add_bcd,y
     sta.z add_bcd
@@ -23731,7 +23885,7 @@ play_update_score: {
     // asm { sed  }
     sed
     // lines_bcd += removed
-    // [311] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 -- vwuz1=vwuz1_plus_vbuxx 
+    // [316] (word) lines_bcd#29 ← (word) lines_bcd#19 + (byte) play_update_score::removed#0 -- vwuz1=vwuz1_plus_vbuxx 
     txa
     clc
     adc.z lines_bcd
@@ -23740,7 +23894,7 @@ play_update_score: {
     inc.z lines_bcd+1
   !:
     // score_bcd += add_bcd
-    // [312] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 -- vduz1=vduz1_plus_vduz2 
+    // [317] (volatile dword) score_bcd ← (volatile dword) score_bcd + (dword) play_update_score::add_bcd#0 -- vduz1=vduz1_plus_vduz2 
     lda.z score_bcd
     clc
     adc.z add_bcd
@@ -23758,98 +23912,98 @@ play_update_score: {
     // asm { cld  }
     cld
     // <lines_bcd
-    // [314] (byte~) play_update_score::$4 ← < (word) lines_bcd#29 -- vbuaa=_lo_vwuz1 
+    // [319] (byte~) play_update_score::$4 ← < (word) lines_bcd#29 -- vbuaa=_lo_vwuz1 
     lda.z lines_bcd
     // lines_after = <lines_bcd&0xf0
-    // [315] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0 -- vbuaa=vbuaa_band_vbuc1 
+    // [320] (byte) play_update_score::lines_after#0 ← (byte~) play_update_score::$4 & (byte) $f0 -- vbuaa=vbuaa_band_vbuc1 
     and #$f0
     // if(lines_before!=lines_after)
-    // [316] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return -- vbuz1_eq_vbuaa_then_la1 
+    // [321] if((byte) play_update_score::lines_before#0==(byte) play_update_score::lines_after#0) goto play_update_score::@return -- vbuz1_eq_vbuaa_then_la1 
     cmp.z lines_before
     beq __breturn
-    // [317] phi from play_update_score::@1 to play_update_score::@2 [phi:play_update_score::@1->play_update_score::@2]
+    // [322] phi from play_update_score::@1 to play_update_score::@2 [phi:play_update_score::@1->play_update_score::@2]
     // play_update_score::@2
     // play_increase_level()
-    // [318] call play_increase_level 
+    // [323] call play_increase_level 
     jsr play_increase_level
-    // [319] phi from play_update_score play_update_score::@1 play_update_score::@2 to play_update_score::@return [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return]
-    // [319] phi (byte) level_bcd#19 = (byte) level_bcd#11 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#0] -- register_copy 
-    // [319] phi (byte) current_movedown_slow#23 = (byte) current_movedown_slow#14 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#1] -- register_copy 
-    // [319] phi (byte) level#19 = (byte) level#10 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#2] -- register_copy 
-    // [319] phi (word) lines_bcd#17 = (word) lines_bcd#19 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#3] -- register_copy 
+    // [324] phi from play_update_score play_update_score::@1 play_update_score::@2 to play_update_score::@return [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return]
+    // [324] phi (byte) level_bcd#19 = (byte) level_bcd#11 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#0] -- register_copy 
+    // [324] phi (byte) current_movedown_slow#23 = (byte) current_movedown_slow#14 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#1] -- register_copy 
+    // [324] phi (byte) level#19 = (byte) level#10 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#2] -- register_copy 
+    // [324] phi (word) lines_bcd#17 = (word) lines_bcd#19 [phi:play_update_score/play_update_score::@1/play_update_score::@2->play_update_score::@return#3] -- register_copy 
     // play_update_score::@return
   __breturn:
     // }
-    // [320] return 
+    // [325] return 
     rts
 }
   // play_increase_level
 // Increase the level
 play_increase_level: {
     // level++;
-    // [321] (byte) level#21 ← ++ (byte) level#10 -- vbuz1=_inc_vbuz1 
+    // [326] (byte) level#21 ← ++ (byte) level#10 -- vbuz1=_inc_vbuz1 
     inc.z level
     // if(level>29)
-    // [322] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 -- vbuz1_ge_vbuc1_then_la1 
+    // [327] if((byte) level#21>=(byte) $1d+(byte) 1) goto play_increase_level::@1 -- vbuz1_ge_vbuc1_then_la1 
     // Update speed of moving tetrominos down
     lda.z level
     cmp #$1d+1
     bcs __b3
     // play_increase_level::@3
     // current_movedown_slow = MOVEDOWN_SLOW_SPEEDS[level]
-    // [323] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) -- vbuz1=pbuc1_derefidx_vbuz2 
+    // [328] (byte) current_movedown_slow#10 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS + (byte) level#21) -- vbuz1=pbuc1_derefidx_vbuz2 
     tay
     lda MOVEDOWN_SLOW_SPEEDS,y
     sta.z current_movedown_slow
-    // [324] phi from play_increase_level::@3 to play_increase_level::@1 [phi:play_increase_level::@3->play_increase_level::@1]
-    // [324] phi (byte) current_movedown_slow#65 = (byte) current_movedown_slow#10 [phi:play_increase_level::@3->play_increase_level::@1#0] -- register_copy 
+    // [329] phi from play_increase_level::@3 to play_increase_level::@1 [phi:play_increase_level::@3->play_increase_level::@1]
+    // [329] phi (byte) current_movedown_slow#65 = (byte) current_movedown_slow#10 [phi:play_increase_level::@3->play_increase_level::@1#0] -- register_copy 
     jmp __b1
-    // [324] phi from play_increase_level to play_increase_level::@1 [phi:play_increase_level->play_increase_level::@1]
+    // [329] phi from play_increase_level to play_increase_level::@1 [phi:play_increase_level->play_increase_level::@1]
   __b3:
-    // [324] phi (byte) current_movedown_slow#65 = (byte) 1 [phi:play_increase_level->play_increase_level::@1#0] -- vbuz1=vbuc1 
+    // [329] phi (byte) current_movedown_slow#65 = (byte) 1 [phi:play_increase_level->play_increase_level::@1#0] -- vbuz1=vbuc1 
     lda #1
     sta.z current_movedown_slow
     // play_increase_level::@1
   __b1:
     // level_bcd++;
-    // [325] (byte) level_bcd#21 ← ++ (byte) level_bcd#11 -- vbuz1=_inc_vbuz1 
+    // [330] (byte) level_bcd#21 ← ++ (byte) level_bcd#11 -- vbuz1=_inc_vbuz1 
     inc.z level_bcd
     // level_bcd&0xf
-    // [326] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f -- vbuaa=vbuz1_band_vbuc1 
+    // [331] (byte~) play_increase_level::$1 ← (byte) level_bcd#21 & (byte) $f -- vbuaa=vbuz1_band_vbuc1 
     lda #$f
     and.z level_bcd
     // if((level_bcd&0xf)==0xa)
-    // [327] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2 -- vbuaa_neq_vbuc1_then_la1 
+    // [332] if((byte~) play_increase_level::$1!=(byte) $a) goto play_increase_level::@2 -- vbuaa_neq_vbuc1_then_la1 
     cmp #$a
     bne __b2
     // play_increase_level::@4
     // level_bcd += 6
-    // [328] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 -- vbuz1=vbuz1_plus_vbuc1 
+    // [333] (byte) level_bcd#8 ← (byte) level_bcd#21 + (byte) 6 -- vbuz1=vbuz1_plus_vbuc1 
     // If level low nybble hits 0xa change to 0x10
     lax.z level_bcd
     axs #-[6]
     stx.z level_bcd
-    // [329] phi from play_increase_level::@1 play_increase_level::@4 to play_increase_level::@2 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2]
-    // [329] phi (byte) level_bcd#62 = (byte) level_bcd#21 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2#0] -- register_copy 
+    // [334] phi from play_increase_level::@1 play_increase_level::@4 to play_increase_level::@2 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2]
+    // [334] phi (byte) level_bcd#62 = (byte) level_bcd#21 [phi:play_increase_level::@1/play_increase_level::@4->play_increase_level::@2#0] -- register_copy 
     // play_increase_level::@2
   __b2:
     // asm
     // asm { sed  }
     // Increase the score values gained
     sed
-    // [331] phi from play_increase_level::@2 to play_increase_level::@5 [phi:play_increase_level::@2->play_increase_level::@5]
-    // [331] phi (byte) play_increase_level::b#2 = (byte) 0 [phi:play_increase_level::@2->play_increase_level::@5#0] -- vbuxx=vbuc1 
+    // [336] phi from play_increase_level::@2 to play_increase_level::@5 [phi:play_increase_level::@2->play_increase_level::@5]
+    // [336] phi (byte) play_increase_level::b#2 = (byte) 0 [phi:play_increase_level::@2->play_increase_level::@5#0] -- vbuxx=vbuc1 
     ldx #0
-    // [331] phi from play_increase_level::@5 to play_increase_level::@5 [phi:play_increase_level::@5->play_increase_level::@5]
-    // [331] phi (byte) play_increase_level::b#2 = (byte) play_increase_level::b#1 [phi:play_increase_level::@5->play_increase_level::@5#0] -- register_copy 
+    // [336] phi from play_increase_level::@5 to play_increase_level::@5 [phi:play_increase_level::@5->play_increase_level::@5]
+    // [336] phi (byte) play_increase_level::b#2 = (byte) play_increase_level::b#1 [phi:play_increase_level::@5->play_increase_level::@5#0] -- register_copy 
     // play_increase_level::@5
   __b5:
     // score_add_bcd[b] += SCORE_BASE_BCD[b]
-    // [332] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
+    // [337] (byte~) play_increase_level::$5 ← (byte) play_increase_level::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
     txa
     asl
     asl
-    // [333] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) -- pduc1_derefidx_vbuaa=pduc1_derefidx_vbuaa_plus_pduc2_derefidx_vbuaa 
+    // [338] *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) ← *((const dword*) score_add_bcd + (byte~) play_increase_level::$5) + *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_increase_level::$5) -- pduc1_derefidx_vbuaa=pduc1_derefidx_vbuaa_plus_pduc2_derefidx_vbuaa 
     tay
     clc
     lda score_add_bcd,y
@@ -23865,9 +24019,9 @@ play_increase_level: {
     adc SCORE_BASE_BCD+3,y
     sta score_add_bcd+3,y
     // for(char b: 0..4)
-    // [334] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2 -- vbuxx=_inc_vbuxx 
+    // [339] (byte) play_increase_level::b#1 ← ++ (byte) play_increase_level::b#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [335] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5 -- vbuxx_neq_vbuc1_then_la1 
+    // [340] if((byte) play_increase_level::b#1!=(byte) 5) goto play_increase_level::@5 -- vbuxx_neq_vbuc1_then_la1 
     cpx #5
     bne __b5
     // play_increase_level::@6
@@ -23876,7 +24030,7 @@ play_increase_level: {
     cld
     // play_increase_level::@return
     // }
-    // [337] return 
+    // [342] return 
     rts
 }
   // play_remove_lines
@@ -23890,121 +24044,121 @@ play_remove_lines: {
     .label y = $1c
     .label removed = $1d
     .label full = $1f
-    // [339] phi from play_remove_lines to play_remove_lines::@1 [phi:play_remove_lines->play_remove_lines::@1]
-    // [339] phi (byte) play_remove_lines::removed#11 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#0] -- vbuz1=vbuc1 
+    // [344] phi from play_remove_lines to play_remove_lines::@1 [phi:play_remove_lines->play_remove_lines::@1]
+    // [344] phi (byte) play_remove_lines::removed#11 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z removed
-    // [339] phi (byte) play_remove_lines::y#8 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#1] -- vbuz1=vbuc1 
+    // [344] phi (byte) play_remove_lines::y#8 = (byte) 0 [phi:play_remove_lines->play_remove_lines::@1#1] -- vbuz1=vbuc1 
     sta.z y
-    // [339] phi (byte) play_remove_lines::w#12 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#2] -- vbuxx=vbuc1 
+    // [344] phi (byte) play_remove_lines::w#12 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#2] -- vbuxx=vbuc1 
     ldx #PLAYFIELD_LINES*PLAYFIELD_COLS-1
-    // [339] phi (byte) play_remove_lines::r#3 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#3] -- vbuyy=vbuc1 
+    // [344] phi (byte) play_remove_lines::r#3 = (const nomodify byte) PLAYFIELD_LINES*(const nomodify byte) PLAYFIELD_COLS-(byte) 1 [phi:play_remove_lines->play_remove_lines::@1#3] -- vbuyy=vbuc1 
     ldy #PLAYFIELD_LINES*PLAYFIELD_COLS-1
   // Read all lines and rewrite them
-    // [339] phi from play_remove_lines::@6 to play_remove_lines::@1 [phi:play_remove_lines::@6->play_remove_lines::@1]
-    // [339] phi (byte) play_remove_lines::removed#11 = (byte) play_remove_lines::removed#7 [phi:play_remove_lines::@6->play_remove_lines::@1#0] -- register_copy 
-    // [339] phi (byte) play_remove_lines::y#8 = (byte) play_remove_lines::y#1 [phi:play_remove_lines::@6->play_remove_lines::@1#1] -- register_copy 
-    // [339] phi (byte) play_remove_lines::w#12 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6->play_remove_lines::@1#2] -- register_copy 
-    // [339] phi (byte) play_remove_lines::r#3 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@6->play_remove_lines::@1#3] -- register_copy 
+    // [344] phi from play_remove_lines::@6 to play_remove_lines::@1 [phi:play_remove_lines::@6->play_remove_lines::@1]
+    // [344] phi (byte) play_remove_lines::removed#11 = (byte) play_remove_lines::removed#7 [phi:play_remove_lines::@6->play_remove_lines::@1#0] -- register_copy 
+    // [344] phi (byte) play_remove_lines::y#8 = (byte) play_remove_lines::y#1 [phi:play_remove_lines::@6->play_remove_lines::@1#1] -- register_copy 
+    // [344] phi (byte) play_remove_lines::w#12 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6->play_remove_lines::@1#2] -- register_copy 
+    // [344] phi (byte) play_remove_lines::r#3 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@6->play_remove_lines::@1#3] -- register_copy 
     // play_remove_lines::@1
   __b1:
-    // [340] phi from play_remove_lines::@1 to play_remove_lines::@2 [phi:play_remove_lines::@1->play_remove_lines::@2]
-    // [340] phi (byte) play_remove_lines::full#4 = (byte) 1 [phi:play_remove_lines::@1->play_remove_lines::@2#0] -- vbuz1=vbuc1 
+    // [345] phi from play_remove_lines::@1 to play_remove_lines::@2 [phi:play_remove_lines::@1->play_remove_lines::@2]
+    // [345] phi (byte) play_remove_lines::full#4 = (byte) 1 [phi:play_remove_lines::@1->play_remove_lines::@2#0] -- vbuz1=vbuc1 
     lda #1
     sta.z full
-    // [340] phi (byte) play_remove_lines::x#2 = (byte) 0 [phi:play_remove_lines::@1->play_remove_lines::@2#1] -- vbuz1=vbuc1 
+    // [345] phi (byte) play_remove_lines::x#2 = (byte) 0 [phi:play_remove_lines::@1->play_remove_lines::@2#1] -- vbuz1=vbuc1 
     lda #0
     sta.z x
-    // [340] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#12 [phi:play_remove_lines::@1->play_remove_lines::@2#2] -- register_copy 
-    // [340] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#3 [phi:play_remove_lines::@1->play_remove_lines::@2#3] -- register_copy 
-    // [340] phi from play_remove_lines::@3 to play_remove_lines::@2 [phi:play_remove_lines::@3->play_remove_lines::@2]
-    // [340] phi (byte) play_remove_lines::full#4 = (byte) play_remove_lines::full#2 [phi:play_remove_lines::@3->play_remove_lines::@2#0] -- register_copy 
-    // [340] phi (byte) play_remove_lines::x#2 = (byte) play_remove_lines::x#1 [phi:play_remove_lines::@3->play_remove_lines::@2#1] -- register_copy 
-    // [340] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@3->play_remove_lines::@2#2] -- register_copy 
-    // [340] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@3->play_remove_lines::@2#3] -- register_copy 
+    // [345] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#12 [phi:play_remove_lines::@1->play_remove_lines::@2#2] -- register_copy 
+    // [345] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#3 [phi:play_remove_lines::@1->play_remove_lines::@2#3] -- register_copy 
+    // [345] phi from play_remove_lines::@3 to play_remove_lines::@2 [phi:play_remove_lines::@3->play_remove_lines::@2]
+    // [345] phi (byte) play_remove_lines::full#4 = (byte) play_remove_lines::full#2 [phi:play_remove_lines::@3->play_remove_lines::@2#0] -- register_copy 
+    // [345] phi (byte) play_remove_lines::x#2 = (byte) play_remove_lines::x#1 [phi:play_remove_lines::@3->play_remove_lines::@2#1] -- register_copy 
+    // [345] phi (byte) play_remove_lines::w#4 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@3->play_remove_lines::@2#2] -- register_copy 
+    // [345] phi (byte) play_remove_lines::r#2 = (byte) play_remove_lines::r#1 [phi:play_remove_lines::@3->play_remove_lines::@2#3] -- register_copy 
     // play_remove_lines::@2
   __b2:
     // c = playfield[r--]
-    // [341] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2) -- vbuz1=pbuc1_derefidx_vbuyy 
+    // [346] (byte) play_remove_lines::c#0 ← *((const byte*) playfield + (byte) play_remove_lines::r#2) -- vbuz1=pbuc1_derefidx_vbuyy 
     lda playfield,y
     sta.z c
-    // [342] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2 -- vbuyy=_dec_vbuyy 
+    // [347] (byte) play_remove_lines::r#1 ← -- (byte) play_remove_lines::r#2 -- vbuyy=_dec_vbuyy 
     dey
     // if(c==0)
-    // [343] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9 -- vbuz1_neq_0_then_la1 
+    // [348] if((byte) play_remove_lines::c#0!=(byte) 0) goto play_remove_lines::@9 -- vbuz1_neq_0_then_la1 
     cmp #0
     bne __b3
-    // [345] phi from play_remove_lines::@2 to play_remove_lines::@3 [phi:play_remove_lines::@2->play_remove_lines::@3]
-    // [345] phi (byte) play_remove_lines::full#2 = (byte) 0 [phi:play_remove_lines::@2->play_remove_lines::@3#0] -- vbuz1=vbuc1 
+    // [350] phi from play_remove_lines::@2 to play_remove_lines::@3 [phi:play_remove_lines::@2->play_remove_lines::@3]
+    // [350] phi (byte) play_remove_lines::full#2 = (byte) 0 [phi:play_remove_lines::@2->play_remove_lines::@3#0] -- vbuz1=vbuc1 
     lda #0
     sta.z full
-    // [344] phi from play_remove_lines::@2 to play_remove_lines::@9 [phi:play_remove_lines::@2->play_remove_lines::@9]
+    // [349] phi from play_remove_lines::@2 to play_remove_lines::@9 [phi:play_remove_lines::@2->play_remove_lines::@9]
     // play_remove_lines::@9
-    // [345] phi from play_remove_lines::@9 to play_remove_lines::@3 [phi:play_remove_lines::@9->play_remove_lines::@3]
-    // [345] phi (byte) play_remove_lines::full#2 = (byte) play_remove_lines::full#4 [phi:play_remove_lines::@9->play_remove_lines::@3#0] -- register_copy 
+    // [350] phi from play_remove_lines::@9 to play_remove_lines::@3 [phi:play_remove_lines::@9->play_remove_lines::@3]
+    // [350] phi (byte) play_remove_lines::full#2 = (byte) play_remove_lines::full#4 [phi:play_remove_lines::@9->play_remove_lines::@3#0] -- register_copy 
     // play_remove_lines::@3
   __b3:
     // playfield[w--] = c
-    // [346] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0 -- pbuc1_derefidx_vbuxx=vbuz1 
+    // [351] *((const byte*) playfield + (byte) play_remove_lines::w#4) ← (byte) play_remove_lines::c#0 -- pbuc1_derefidx_vbuxx=vbuz1 
     lda.z c
     sta playfield,x
     // playfield[w--] = c;
-    // [347] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4 -- vbuxx=_dec_vbuxx 
+    // [352] (byte) play_remove_lines::w#1 ← -- (byte) play_remove_lines::w#4 -- vbuxx=_dec_vbuxx 
     dex
     // for(char x:0..PLAYFIELD_COLS-1)
-    // [348] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2 -- vbuz1=_inc_vbuz1 
+    // [353] (byte) play_remove_lines::x#1 ← ++ (byte) play_remove_lines::x#2 -- vbuz1=_inc_vbuz1 
     inc.z x
-    // [349] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [354] if((byte) play_remove_lines::x#1!=(const nomodify byte) PLAYFIELD_COLS-(byte) 1+(byte) 1) goto play_remove_lines::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_COLS-1+1
     cmp.z x
     bne __b2
     // play_remove_lines::@4
     // if(full==1)
-    // [350] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6 -- vbuz1_neq_vbuc1_then_la1 
+    // [355] if((byte) play_remove_lines::full#2!=(byte) 1) goto play_remove_lines::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #1
     cmp.z full
     bne __b6
     // play_remove_lines::@5
     // w = w + PLAYFIELD_COLS
-    // [351] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS -- vbuxx=vbuxx_plus_vbuc1 
+    // [356] (byte) play_remove_lines::w#2 ← (byte) play_remove_lines::w#1 + (const nomodify byte) PLAYFIELD_COLS -- vbuxx=vbuxx_plus_vbuc1 
     txa
     axs #-[PLAYFIELD_COLS]
     // removed++;
-    // [352] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11 -- vbuz1=_inc_vbuz1 
+    // [357] (byte) play_remove_lines::removed#1 ← ++ (byte) play_remove_lines::removed#11 -- vbuz1=_inc_vbuz1 
     inc.z removed
-    // [353] phi from play_remove_lines::@4 play_remove_lines::@5 to play_remove_lines::@6 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6]
-    // [353] phi (byte) play_remove_lines::removed#7 = (byte) play_remove_lines::removed#11 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#0] -- register_copy 
-    // [353] phi (byte) play_remove_lines::w#11 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#1] -- register_copy 
+    // [358] phi from play_remove_lines::@4 play_remove_lines::@5 to play_remove_lines::@6 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6]
+    // [358] phi (byte) play_remove_lines::removed#7 = (byte) play_remove_lines::removed#11 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#0] -- register_copy 
+    // [358] phi (byte) play_remove_lines::w#11 = (byte) play_remove_lines::w#1 [phi:play_remove_lines::@4/play_remove_lines::@5->play_remove_lines::@6#1] -- register_copy 
     // play_remove_lines::@6
   __b6:
     // for(char y:0..PLAYFIELD_LINES-1)
-    // [354] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8 -- vbuz1=_inc_vbuz1 
+    // [359] (byte) play_remove_lines::y#1 ← ++ (byte) play_remove_lines::y#8 -- vbuz1=_inc_vbuz1 
     inc.z y
-    // [355] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [360] if((byte) play_remove_lines::y#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_remove_lines::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #PLAYFIELD_LINES-1+1
     cmp.z y
     bne __b1
-    // [356] phi from play_remove_lines::@6 play_remove_lines::@8 to play_remove_lines::@7 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7]
+    // [361] phi from play_remove_lines::@6 play_remove_lines::@8 to play_remove_lines::@7 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7]
   __b4:
-    // [356] phi (byte) play_remove_lines::w#6 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7#0] -- register_copy 
+    // [361] phi (byte) play_remove_lines::w#6 = (byte) play_remove_lines::w#11 [phi:play_remove_lines::@6/play_remove_lines::@8->play_remove_lines::@7#0] -- register_copy 
   // Write zeros in the rest of the lines
     // play_remove_lines::@7
     // while(w!=0xff)
-    // [357] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8 -- vbuxx_neq_vbuc1_then_la1 
+    // [362] if((byte) play_remove_lines::w#6!=(byte) $ff) goto play_remove_lines::@8 -- vbuxx_neq_vbuc1_then_la1 
     cpx #$ff
     bne __b8
     // play_remove_lines::@return
     // }
-    // [358] return 
+    // [363] return 
     rts
     // play_remove_lines::@8
   __b8:
     // playfield[w--] = 0
-    // [359] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 -- pbuc1_derefidx_vbuxx=vbuc2 
+    // [364] *((const byte*) playfield + (byte) play_remove_lines::w#6) ← (byte) 0 -- pbuc1_derefidx_vbuxx=vbuc2 
     lda #0
     sta playfield,x
     // playfield[w--] = 0;
-    // [360] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6 -- vbuxx=_dec_vbuxx 
+    // [365] (byte) play_remove_lines::w#3 ← -- (byte) play_remove_lines::w#6 -- vbuxx=_dec_vbuxx 
     dex
     jmp __b4
 }
@@ -24018,98 +24172,98 @@ play_lock_current: {
     .label l = $3c
     .label i_1 = $1e
     // yp = current_ypos
-    // [361] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
-    // [362] phi from play_lock_current to play_lock_current::@1 [phi:play_lock_current->play_lock_current::@1]
-    // [362] phi (byte) play_lock_current::l#6 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#0] -- vbuz1=vbuc1 
+    // [366] (byte) play_lock_current::yp#0 ← (byte) current_ypos#11
+    // [367] phi from play_lock_current to play_lock_current::@1 [phi:play_lock_current->play_lock_current::@1]
+    // [367] phi (byte) play_lock_current::l#6 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z l
-    // [362] phi (byte) play_lock_current::i#3 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#1] -- vbuz1=vbuc1 
+    // [367] phi (byte) play_lock_current::i#3 = (byte) 0 [phi:play_lock_current->play_lock_current::@1#1] -- vbuz1=vbuc1 
     sta.z i_1
-    // [362] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#0 [phi:play_lock_current->play_lock_current::@1#2] -- register_copy 
+    // [367] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#0 [phi:play_lock_current->play_lock_current::@1#2] -- register_copy 
     // play_lock_current::@1
   __b1:
     // playfield_line = playfield_lines[yp]
-    // [363] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 -- vbuaa=vbuz1_rol_1 
+    // [368] (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 << (byte) 1 -- vbuaa=vbuz1_rol_1 
     lda.z yp
     asl
-    // [364] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) -- pbuz1=pptc1_derefidx_vbuaa 
+    // [369] (byte*) play_lock_current::playfield_line#0 ← *((const byte**) playfield_lines + (byte~) play_lock_current::$4) -- pbuz1=pptc1_derefidx_vbuaa 
     tay
     lda playfield_lines,y
     sta.z playfield_line
     lda playfield_lines+1,y
     sta.z playfield_line+1
     // xp = current_xpos
-    // [365] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14 -- vbuz1=vbuz2 
+    // [370] (byte) play_lock_current::xp#0 ← (byte) current_xpos#14 -- vbuz1=vbuz2 
     lda.z current_xpos
     sta.z xp
-    // [366] phi from play_lock_current::@1 to play_lock_current::@2 [phi:play_lock_current::@1->play_lock_current::@2]
-    // [366] phi (byte) play_lock_current::c#2 = (byte) 0 [phi:play_lock_current::@1->play_lock_current::@2#0] -- vbuxx=vbuc1 
+    // [371] phi from play_lock_current::@1 to play_lock_current::@2 [phi:play_lock_current::@1->play_lock_current::@2]
+    // [371] phi (byte) play_lock_current::c#2 = (byte) 0 [phi:play_lock_current::@1->play_lock_current::@2#0] -- vbuxx=vbuc1 
     ldx #0
-    // [366] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#0 [phi:play_lock_current::@1->play_lock_current::@2#1] -- register_copy 
-    // [366] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#3 [phi:play_lock_current::@1->play_lock_current::@2#2] -- register_copy 
+    // [371] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#0 [phi:play_lock_current::@1->play_lock_current::@2#1] -- register_copy 
+    // [371] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#3 [phi:play_lock_current::@1->play_lock_current::@2#2] -- register_copy 
     // play_lock_current::@2
   __b2:
     // if(current_piece_gfx[i++]!=0)
-    // [367] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2 -- vbuz1=_inc_vbuz2 
+    // [372] (byte) play_lock_current::i#1 ← ++ (byte) play_lock_current::i#2 -- vbuz1=_inc_vbuz2 
     ldy.z i_1
     iny
     sty.z i
-    // [368] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 -- pbuz1_derefidx_vbuz2_eq_0_then_la1 
+    // [373] if(*((byte*) current_piece_gfx#13 + (byte) play_lock_current::i#2)==(byte) 0) goto play_lock_current::@3 -- pbuz1_derefidx_vbuz2_eq_0_then_la1 
     ldy.z i_1
     lda (current_piece_gfx),y
     cmp #0
     beq __b3
     // play_lock_current::@4
     // playfield_line[xp] = current_piece_char
-    // [369] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 -- pbuz1_derefidx_vbuz2=vbuz3 
+    // [374] *((byte*) play_lock_current::playfield_line#0 + (byte) play_lock_current::xp#2) ← (byte) current_piece_char#10 -- pbuz1_derefidx_vbuz2=vbuz3 
     lda.z current_piece_char
     ldy.z xp
     sta (playfield_line),y
     // play_lock_current::@3
   __b3:
     // xp++;
-    // [370] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2 -- vbuz1=_inc_vbuz1 
+    // [375] (byte) play_lock_current::xp#1 ← ++ (byte) play_lock_current::xp#2 -- vbuz1=_inc_vbuz1 
     inc.z xp
     // for(char c:0..3)
-    // [371] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2 -- vbuxx=_inc_vbuxx 
+    // [376] (byte) play_lock_current::c#1 ← ++ (byte) play_lock_current::c#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [372] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7 -- vbuxx_neq_vbuc1_then_la1 
+    // [377] if((byte) play_lock_current::c#1!=(byte) 4) goto play_lock_current::@7 -- vbuxx_neq_vbuc1_then_la1 
     cpx #4
     bne __b7
     // play_lock_current::@5
     // yp++;
-    // [373] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2 -- vbuz1=_inc_vbuz1 
+    // [378] (byte) play_lock_current::yp#1 ← ++ (byte) play_lock_current::yp#2 -- vbuz1=_inc_vbuz1 
     inc.z yp
     // for(char l:0..3)
-    // [374] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6 -- vbuz1=_inc_vbuz1 
+    // [379] (byte) play_lock_current::l#1 ← ++ (byte) play_lock_current::l#6 -- vbuz1=_inc_vbuz1 
     inc.z l
-    // [375] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6 -- vbuz1_neq_vbuc1_then_la1 
+    // [380] if((byte) play_lock_current::l#1!=(byte) 4) goto play_lock_current::@6 -- vbuz1_neq_vbuc1_then_la1 
     lda #4
     cmp.z l
     bne __b6
     // play_lock_current::@return
     // }
-    // [376] return 
+    // [381] return 
     rts
     // play_lock_current::@6
   __b6:
-    // [377] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
+    // [382] (byte) play_lock_current::i#7 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
     lda.z i
     sta.z i_1
-    // [362] phi from play_lock_current::@6 to play_lock_current::@1 [phi:play_lock_current::@6->play_lock_current::@1]
-    // [362] phi (byte) play_lock_current::l#6 = (byte) play_lock_current::l#1 [phi:play_lock_current::@6->play_lock_current::@1#0] -- register_copy 
-    // [362] phi (byte) play_lock_current::i#3 = (byte) play_lock_current::i#7 [phi:play_lock_current::@6->play_lock_current::@1#1] -- register_copy 
-    // [362] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#1 [phi:play_lock_current::@6->play_lock_current::@1#2] -- register_copy 
+    // [367] phi from play_lock_current::@6 to play_lock_current::@1 [phi:play_lock_current::@6->play_lock_current::@1]
+    // [367] phi (byte) play_lock_current::l#6 = (byte) play_lock_current::l#1 [phi:play_lock_current::@6->play_lock_current::@1#0] -- register_copy 
+    // [367] phi (byte) play_lock_current::i#3 = (byte) play_lock_current::i#7 [phi:play_lock_current::@6->play_lock_current::@1#1] -- register_copy 
+    // [367] phi (byte) play_lock_current::yp#2 = (byte) play_lock_current::yp#1 [phi:play_lock_current::@6->play_lock_current::@1#2] -- register_copy 
     jmp __b1
     // play_lock_current::@7
   __b7:
-    // [378] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
+    // [383] (byte) play_lock_current::i#9 ← (byte) play_lock_current::i#1 -- vbuz1=vbuz2 
     lda.z i
     sta.z i_1
-    // [366] phi from play_lock_current::@7 to play_lock_current::@2 [phi:play_lock_current::@7->play_lock_current::@2]
-    // [366] phi (byte) play_lock_current::c#2 = (byte) play_lock_current::c#1 [phi:play_lock_current::@7->play_lock_current::@2#0] -- register_copy 
-    // [366] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#1 [phi:play_lock_current::@7->play_lock_current::@2#1] -- register_copy 
-    // [366] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#9 [phi:play_lock_current::@7->play_lock_current::@2#2] -- register_copy 
+    // [371] phi from play_lock_current::@7 to play_lock_current::@2 [phi:play_lock_current::@7->play_lock_current::@2]
+    // [371] phi (byte) play_lock_current::c#2 = (byte) play_lock_current::c#1 [phi:play_lock_current::@7->play_lock_current::@2#0] -- register_copy 
+    // [371] phi (byte) play_lock_current::xp#2 = (byte) play_lock_current::xp#1 [phi:play_lock_current::@7->play_lock_current::@2#1] -- register_copy 
+    // [371] phi (byte) play_lock_current::i#2 = (byte) play_lock_current::i#9 [phi:play_lock_current::@7->play_lock_current::@2#2] -- register_copy 
     jmp __b2
 }
   // keyboard_event_pressed
@@ -24118,27 +24272,27 @@ play_lock_current: {
 // keyboard_event_pressed(byte register(X) keycode)
 keyboard_event_pressed: {
     // keycode>>3
-    // [380] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 -- vbuyy=vbuxx_ror_3 
+    // [385] (byte~) keyboard_event_pressed::$0 ← (byte) keyboard_event_pressed::keycode#5 >> (byte) 3 -- vbuyy=vbuxx_ror_3 
     txa
     lsr
     lsr
     lsr
     tay
     // row_bits = keyboard_scan_values[keycode>>3]
-    // [381] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0) -- vbuyy=pbuc1_derefidx_vbuyy 
+    // [386] (byte) keyboard_event_pressed::row_bits#0 ← *((const byte*) keyboard_scan_values + (byte~) keyboard_event_pressed::$0) -- vbuyy=pbuc1_derefidx_vbuyy 
     lda keyboard_scan_values,y
     tay
     // keycode&7
-    // [382] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 -- vbuxx=vbuxx_band_vbuc1 
+    // [387] (byte~) keyboard_event_pressed::$1 ← (byte) keyboard_event_pressed::keycode#5 & (byte) 7 -- vbuxx=vbuxx_band_vbuc1 
     lda #7
     axs #0
     // row_bits & keyboard_matrix_col_bitmask[keycode&7]
-    // [383] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) -- vbuaa=vbuyy_band_pbuc1_derefidx_vbuxx 
+    // [388] (byte) keyboard_event_pressed::return#11 ← (byte) keyboard_event_pressed::row_bits#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte~) keyboard_event_pressed::$1) -- vbuaa=vbuyy_band_pbuc1_derefidx_vbuxx 
     tya
     and keyboard_matrix_col_bitmask,x
     // keyboard_event_pressed::@return
     // }
-    // [384] return 
+    // [389] return 
     rts
 }
   // keyboard_event_get
@@ -24147,29 +24301,29 @@ keyboard_event_pressed: {
 // The buffer is filled by keyboard_event_scan()
 keyboard_event_get: {
     // if(keyboard_events_size==0)
-    // [385] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return -- vbuz1_eq_0_then_la1 
+    // [390] if((byte) keyboard_events_size#13==(byte) 0) goto keyboard_event_get::@return -- vbuz1_eq_0_then_la1 
     lda.z keyboard_events_size
     cmp #0
     beq __b1
     // keyboard_event_get::@1
     // return keyboard_events[--keyboard_events_size];
-    // [386] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13 -- vbuz1=_dec_vbuz1 
+    // [391] (byte) keyboard_events_size#4 ← -- (byte) keyboard_events_size#13 -- vbuz1=_dec_vbuz1 
     dec.z keyboard_events_size
-    // [387] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) -- vbuaa=pbuc1_derefidx_vbuz1 
+    // [392] (byte) keyboard_event_get::return#1 ← *((const byte*) keyboard_events + (byte) keyboard_events_size#4) -- vbuaa=pbuc1_derefidx_vbuz1 
     ldy.z keyboard_events_size
     lda keyboard_events,y
-    // [388] phi from keyboard_event_get::@1 to keyboard_event_get::@return [phi:keyboard_event_get::@1->keyboard_event_get::@return]
-    // [388] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#4 [phi:keyboard_event_get::@1->keyboard_event_get::@return#0] -- register_copy 
-    // [388] phi (byte) keyboard_event_get::return#2 = (byte) keyboard_event_get::return#1 [phi:keyboard_event_get::@1->keyboard_event_get::@return#1] -- register_copy 
+    // [393] phi from keyboard_event_get::@1 to keyboard_event_get::@return [phi:keyboard_event_get::@1->keyboard_event_get::@return]
+    // [393] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#4 [phi:keyboard_event_get::@1->keyboard_event_get::@return#0] -- register_copy 
+    // [393] phi (byte) keyboard_event_get::return#2 = (byte) keyboard_event_get::return#1 [phi:keyboard_event_get::@1->keyboard_event_get::@return#1] -- register_copy 
     rts
-    // [388] phi from keyboard_event_get to keyboard_event_get::@return [phi:keyboard_event_get->keyboard_event_get::@return]
+    // [393] phi from keyboard_event_get to keyboard_event_get::@return [phi:keyboard_event_get->keyboard_event_get::@return]
   __b1:
-    // [388] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#13 [phi:keyboard_event_get->keyboard_event_get::@return#0] -- register_copy 
-    // [388] phi (byte) keyboard_event_get::return#2 = (byte) $ff [phi:keyboard_event_get->keyboard_event_get::@return#1] -- vbuaa=vbuc1 
+    // [393] phi (byte) keyboard_events_size#16 = (byte) keyboard_events_size#13 [phi:keyboard_event_get->keyboard_event_get::@return#0] -- register_copy 
+    // [393] phi (byte) keyboard_event_get::return#2 = (byte) $ff [phi:keyboard_event_get->keyboard_event_get::@return#1] -- vbuaa=vbuc1 
     lda #$ff
     // keyboard_event_get::@return
     // }
-    // [389] return 
+    // [394] return 
     rts
 }
   // keyboard_event_scan
@@ -24181,190 +24335,190 @@ keyboard_event_scan: {
     .label row_scan = $3c
     .label keycode = $1f
     .label row = $1e
-    // [391] phi from keyboard_event_scan to keyboard_event_scan::@7 [phi:keyboard_event_scan->keyboard_event_scan::@7]
-    // [391] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#19 [phi:keyboard_event_scan->keyboard_event_scan::@7#0] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::keycode#11 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#1] -- vbuz1=vbuc1 
+    // [396] phi from keyboard_event_scan to keyboard_event_scan::@7 [phi:keyboard_event_scan->keyboard_event_scan::@7]
+    // [396] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#19 [phi:keyboard_event_scan->keyboard_event_scan::@7#0] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::keycode#11 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#1] -- vbuz1=vbuc1 
     lda #0
     sta.z keycode
-    // [391] phi (byte) keyboard_event_scan::row#2 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#2] -- vbuz1=vbuc1 
+    // [396] phi (byte) keyboard_event_scan::row#2 = (byte) 0 [phi:keyboard_event_scan->keyboard_event_scan::@7#2] -- vbuz1=vbuc1 
     sta.z row
-    // [391] phi from keyboard_event_scan::@8 to keyboard_event_scan::@7 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7]
-    // [391] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#0] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::keycode#11 = (byte) keyboard_event_scan::keycode#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#1] -- register_copy 
-    // [391] phi (byte) keyboard_event_scan::row#2 = (byte) keyboard_event_scan::row#1 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#2] -- register_copy 
+    // [396] phi from keyboard_event_scan::@8 to keyboard_event_scan::@7 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7]
+    // [396] phi (byte) keyboard_events_size#30 = (byte) keyboard_events_size#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#0] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::keycode#11 = (byte) keyboard_event_scan::keycode#13 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#1] -- register_copy 
+    // [396] phi (byte) keyboard_event_scan::row#2 = (byte) keyboard_event_scan::row#1 [phi:keyboard_event_scan::@8->keyboard_event_scan::@7#2] -- register_copy 
     // keyboard_event_scan::@7
   __b7:
     // keyboard_matrix_read(row)
-    // [392] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2 -- vbuxx=vbuz1 
+    // [397] (byte) keyboard_matrix_read::rowid#0 ← (byte) keyboard_event_scan::row#2 -- vbuxx=vbuz1 
     ldx.z row
-    // [393] call keyboard_matrix_read 
+    // [398] call keyboard_matrix_read 
     jsr keyboard_matrix_read
-    // [394] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
+    // [399] (byte) keyboard_matrix_read::return#2 ← (byte) keyboard_matrix_read::return#0
     // keyboard_event_scan::@19
     // row_scan = keyboard_matrix_read(row)
-    // [395] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2 -- vbuz1=vbuaa 
+    // [400] (byte) keyboard_event_scan::row_scan#0 ← (byte) keyboard_matrix_read::return#2 -- vbuz1=vbuaa 
     sta.z row_scan
     // if(row_scan!=keyboard_scan_values[row])
-    // [396] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 -- vbuz1_neq_pbuc1_derefidx_vbuz2_then_la1 
+    // [401] if((byte) keyboard_event_scan::row_scan#0!=*((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2)) goto keyboard_event_scan::@9 -- vbuz1_neq_pbuc1_derefidx_vbuz2_then_la1 
     ldy.z row
     cmp keyboard_scan_values,y
     bne __b5
     // keyboard_event_scan::@16
     // keycode = keycode + 8
-    // [397] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 -- vbuz1=vbuz1_plus_vbuc1 
+    // [402] (byte) keyboard_event_scan::keycode#1 ← (byte) keyboard_event_scan::keycode#11 + (byte) 8 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z keycode
     axs #-[8]
     stx.z keycode
-    // [398] phi from keyboard_event_scan::@15 keyboard_event_scan::@16 to keyboard_event_scan::@8 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8]
-    // [398] phi (byte) keyboard_events_size#13 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#0] -- register_copy 
-    // [398] phi (byte) keyboard_event_scan::keycode#13 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#1] -- register_copy 
+    // [403] phi from keyboard_event_scan::@15 keyboard_event_scan::@16 to keyboard_event_scan::@8 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8]
+    // [403] phi (byte) keyboard_events_size#13 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#0] -- register_copy 
+    // [403] phi (byte) keyboard_event_scan::keycode#13 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@15/keyboard_event_scan::@16->keyboard_event_scan::@8#1] -- register_copy 
     // keyboard_event_scan::@8
   __b8:
     // for(char row : 0..7)
-    // [399] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2 -- vbuz1=_inc_vbuz1 
+    // [404] (byte) keyboard_event_scan::row#1 ← ++ (byte) keyboard_event_scan::row#2 -- vbuz1=_inc_vbuz1 
     inc.z row
-    // [400] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 -- vbuz1_neq_vbuc1_then_la1 
+    // [405] if((byte) keyboard_event_scan::row#1!=(byte) 8) goto keyboard_event_scan::@7 -- vbuz1_neq_vbuc1_then_la1 
     lda #8
     cmp.z row
     bne __b7
-    // [401] phi from keyboard_event_scan::@8 to keyboard_event_scan::@17 [phi:keyboard_event_scan::@8->keyboard_event_scan::@17]
+    // [406] phi from keyboard_event_scan::@8 to keyboard_event_scan::@17 [phi:keyboard_event_scan::@8->keyboard_event_scan::@17]
     // keyboard_event_scan::@17
     // keyboard_event_pressed(KEY_LSHIFT)
-    // [402] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@17 to keyboard_event_pressed [phi:keyboard_event_scan::@17->keyboard_event_pressed]
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_LSHIFT [phi:keyboard_event_scan::@17->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [407] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@17 to keyboard_event_pressed [phi:keyboard_event_scan::@17->keyboard_event_pressed]
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_LSHIFT [phi:keyboard_event_scan::@17->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_LSHIFT
     jsr keyboard_event_pressed
     // keyboard_event_pressed(KEY_LSHIFT)
-    // [403] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
+    // [408] (byte) keyboard_event_pressed::return#0 ← (byte) keyboard_event_pressed::return#11
     // keyboard_event_scan::@20
-    // [404] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
+    // [409] (byte~) keyboard_event_scan::$0 ← (byte) keyboard_event_pressed::return#0
     // if(keyboard_event_pressed(KEY_LSHIFT)!= 0)
-    // [405] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1 -- vbuaa_eq_0_then_la1 
+    // [410] if((byte~) keyboard_event_scan::$0==(byte) 0) goto keyboard_event_scan::@1 -- vbuaa_eq_0_then_la1 
     cmp #0
-    // [406] phi from keyboard_event_scan::@20 to keyboard_event_scan::@18 [phi:keyboard_event_scan::@20->keyboard_event_scan::@18]
+    // [411] phi from keyboard_event_scan::@20 to keyboard_event_scan::@18 [phi:keyboard_event_scan::@20->keyboard_event_scan::@18]
     // keyboard_event_scan::@18
-    // [407] phi from keyboard_event_scan::@18 keyboard_event_scan::@20 to keyboard_event_scan::@1 [phi:keyboard_event_scan::@18/keyboard_event_scan::@20->keyboard_event_scan::@1]
+    // [412] phi from keyboard_event_scan::@18 keyboard_event_scan::@20 to keyboard_event_scan::@1 [phi:keyboard_event_scan::@18/keyboard_event_scan::@20->keyboard_event_scan::@1]
     // keyboard_event_scan::@1
     // keyboard_event_pressed(KEY_RSHIFT)
-    // [408] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@1 to keyboard_event_pressed [phi:keyboard_event_scan::@1->keyboard_event_pressed]
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_RSHIFT [phi:keyboard_event_scan::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [413] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@1 to keyboard_event_pressed [phi:keyboard_event_scan::@1->keyboard_event_pressed]
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_RSHIFT [phi:keyboard_event_scan::@1->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_RSHIFT
     jsr keyboard_event_pressed
     // keyboard_event_pressed(KEY_RSHIFT)
-    // [409] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
+    // [414] (byte) keyboard_event_pressed::return#1 ← (byte) keyboard_event_pressed::return#11
     // keyboard_event_scan::@21
-    // [410] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
+    // [415] (byte~) keyboard_event_scan::$3 ← (byte) keyboard_event_pressed::return#1
     // if(keyboard_event_pressed(KEY_RSHIFT)!= 0)
-    // [411] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2 -- vbuaa_eq_0_then_la1 
+    // [416] if((byte~) keyboard_event_scan::$3==(byte) 0) goto keyboard_event_scan::@2 -- vbuaa_eq_0_then_la1 
     cmp #0
-    // [412] phi from keyboard_event_scan::@21 to keyboard_event_scan::@4 [phi:keyboard_event_scan::@21->keyboard_event_scan::@4]
+    // [417] phi from keyboard_event_scan::@21 to keyboard_event_scan::@4 [phi:keyboard_event_scan::@21->keyboard_event_scan::@4]
     // keyboard_event_scan::@4
-    // [413] phi from keyboard_event_scan::@21 keyboard_event_scan::@4 to keyboard_event_scan::@2 [phi:keyboard_event_scan::@21/keyboard_event_scan::@4->keyboard_event_scan::@2]
+    // [418] phi from keyboard_event_scan::@21 keyboard_event_scan::@4 to keyboard_event_scan::@2 [phi:keyboard_event_scan::@21/keyboard_event_scan::@4->keyboard_event_scan::@2]
     // keyboard_event_scan::@2
     // keyboard_event_pressed(KEY_CTRL)
-    // [414] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@2 to keyboard_event_pressed [phi:keyboard_event_scan::@2->keyboard_event_pressed]
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_CTRL [phi:keyboard_event_scan::@2->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [419] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@2 to keyboard_event_pressed [phi:keyboard_event_scan::@2->keyboard_event_pressed]
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_CTRL [phi:keyboard_event_scan::@2->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_CTRL
     jsr keyboard_event_pressed
     // keyboard_event_pressed(KEY_CTRL)
-    // [415] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
+    // [420] (byte) keyboard_event_pressed::return#2 ← (byte) keyboard_event_pressed::return#11
     // keyboard_event_scan::@22
-    // [416] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
+    // [421] (byte~) keyboard_event_scan::$6 ← (byte) keyboard_event_pressed::return#2
     // if(keyboard_event_pressed(KEY_CTRL)!= 0)
-    // [417] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3 -- vbuaa_eq_0_then_la1 
+    // [422] if((byte~) keyboard_event_scan::$6==(byte) 0) goto keyboard_event_scan::@3 -- vbuaa_eq_0_then_la1 
     cmp #0
-    // [418] phi from keyboard_event_scan::@22 to keyboard_event_scan::@5 [phi:keyboard_event_scan::@22->keyboard_event_scan::@5]
+    // [423] phi from keyboard_event_scan::@22 to keyboard_event_scan::@5 [phi:keyboard_event_scan::@22->keyboard_event_scan::@5]
     // keyboard_event_scan::@5
-    // [419] phi from keyboard_event_scan::@22 keyboard_event_scan::@5 to keyboard_event_scan::@3 [phi:keyboard_event_scan::@22/keyboard_event_scan::@5->keyboard_event_scan::@3]
+    // [424] phi from keyboard_event_scan::@22 keyboard_event_scan::@5 to keyboard_event_scan::@3 [phi:keyboard_event_scan::@22/keyboard_event_scan::@5->keyboard_event_scan::@3]
     // keyboard_event_scan::@3
     // keyboard_event_pressed(KEY_COMMODORE)
-    // [420] call keyboard_event_pressed 
-    // [379] phi from keyboard_event_scan::@3 to keyboard_event_pressed [phi:keyboard_event_scan::@3->keyboard_event_pressed]
-    // [379] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_COMMODORE [phi:keyboard_event_scan::@3->keyboard_event_pressed#0] -- vbuxx=vbuc1 
+    // [425] call keyboard_event_pressed 
+    // [384] phi from keyboard_event_scan::@3 to keyboard_event_pressed [phi:keyboard_event_scan::@3->keyboard_event_pressed]
+    // [384] phi (byte) keyboard_event_pressed::keycode#5 = (const nomodify byte) KEY_COMMODORE [phi:keyboard_event_scan::@3->keyboard_event_pressed#0] -- vbuxx=vbuc1 
     ldx #KEY_COMMODORE
     jsr keyboard_event_pressed
     // keyboard_event_pressed(KEY_COMMODORE)
-    // [421] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
+    // [426] (byte) keyboard_event_pressed::return#10 ← (byte) keyboard_event_pressed::return#11
     // keyboard_event_scan::@23
-    // [422] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
+    // [427] (byte~) keyboard_event_scan::$9 ← (byte) keyboard_event_pressed::return#10
     // if(keyboard_event_pressed(KEY_COMMODORE)!= 0)
-    // [423] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return -- vbuaa_eq_0_then_la1 
+    // [428] if((byte~) keyboard_event_scan::$9==(byte) 0) goto keyboard_event_scan::@return -- vbuaa_eq_0_then_la1 
     cmp #0
-    // [424] phi from keyboard_event_scan::@23 to keyboard_event_scan::@6 [phi:keyboard_event_scan::@23->keyboard_event_scan::@6]
+    // [429] phi from keyboard_event_scan::@23 to keyboard_event_scan::@6 [phi:keyboard_event_scan::@23->keyboard_event_scan::@6]
     // keyboard_event_scan::@6
     // keyboard_event_scan::@return
     // }
-    // [425] return 
+    // [430] return 
     rts
   // Something has changed on the keyboard row - check each column
-    // [426] phi from keyboard_event_scan::@10 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9]
-    // [426] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#0] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#1] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::col#2 = (byte) keyboard_event_scan::col#1 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#2] -- register_copy 
-    // [426] phi from keyboard_event_scan::@19 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9]
+    // [431] phi from keyboard_event_scan::@10 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9]
+    // [431] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#29 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#0] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#14 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#1] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::col#2 = (byte) keyboard_event_scan::col#1 [phi:keyboard_event_scan::@10->keyboard_event_scan::@9#2] -- register_copy 
+    // [431] phi from keyboard_event_scan::@19 to keyboard_event_scan::@9 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9]
   __b5:
-    // [426] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#30 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#0] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#11 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#1] -- register_copy 
-    // [426] phi (byte) keyboard_event_scan::col#2 = (byte) 0 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#2] -- vbuxx=vbuc1 
+    // [431] phi (byte) keyboard_events_size#10 = (byte) keyboard_events_size#30 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#0] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::keycode#10 = (byte) keyboard_event_scan::keycode#11 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#1] -- register_copy 
+    // [431] phi (byte) keyboard_event_scan::col#2 = (byte) 0 [phi:keyboard_event_scan::@19->keyboard_event_scan::@9#2] -- vbuxx=vbuc1 
     ldx #0
     // keyboard_event_scan::@9
   __b9:
     // row_scan^keyboard_scan_values[row]
-    // [427] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) -- vbuaa=vbuz1_bxor_pbuc1_derefidx_vbuz2 
+    // [432] (byte~) keyboard_event_scan::$15 ← (byte) keyboard_event_scan::row_scan#0 ^ *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) -- vbuaa=vbuz1_bxor_pbuc1_derefidx_vbuz2 
     lda.z row_scan
     ldy.z row
     eor keyboard_scan_values,y
     // (row_scan^keyboard_scan_values[row])&keyboard_matrix_col_bitmask[col]
-    // [428] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuaa_band_pbuc1_derefidx_vbuxx 
+    // [433] (byte~) keyboard_event_scan::$16 ← (byte~) keyboard_event_scan::$15 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuaa_band_pbuc1_derefidx_vbuxx 
     and keyboard_matrix_col_bitmask,x
     // if(((row_scan^keyboard_scan_values[row])&keyboard_matrix_col_bitmask[col])!=0)
-    // [429] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10 -- vbuaa_eq_0_then_la1 
+    // [434] if((byte~) keyboard_event_scan::$16==(byte) 0) goto keyboard_event_scan::@10 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b10
     // keyboard_event_scan::@12
     // if(keyboard_events_size!=8)
-    // [430] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 -- vbuz1_eq_vbuc1_then_la1 
+    // [435] if((byte) keyboard_events_size#10==(byte) 8) goto keyboard_event_scan::@10 -- vbuz1_eq_vbuc1_then_la1 
     lda #8
     cmp.z keyboard_events_size
     beq __b10
     // keyboard_event_scan::@13
     // event_type = row_scan&keyboard_matrix_col_bitmask[col]
-    // [431] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuz1_band_pbuc1_derefidx_vbuxx 
+    // [436] (byte) keyboard_event_scan::event_type#0 ← (byte) keyboard_event_scan::row_scan#0 & *((const byte*) keyboard_matrix_col_bitmask + (byte) keyboard_event_scan::col#2) -- vbuaa=vbuz1_band_pbuc1_derefidx_vbuxx 
     lda keyboard_matrix_col_bitmask,x
     and.z row_scan
     // if(event_type==0)
-    // [432] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11 -- vbuaa_eq_0_then_la1 
+    // [437] if((byte) keyboard_event_scan::event_type#0==(byte) 0) goto keyboard_event_scan::@11 -- vbuaa_eq_0_then_la1 
     cmp #0
     beq __b11
     // keyboard_event_scan::@14
     // keyboard_events[keyboard_events_size++] = keycode
-    // [433] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [438] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte) keyboard_event_scan::keycode#10 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Key pressed
     lda.z keycode
     ldy.z keyboard_events_size
     sta keyboard_events,y
     // keyboard_events[keyboard_events_size++] = keycode;
-    // [434] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
+    // [439] (byte) keyboard_events_size#2 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
     inc.z keyboard_events_size
-    // [435] phi from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9 to keyboard_event_scan::@10 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10]
-    // [435] phi (byte) keyboard_events_size#29 = (byte) keyboard_events_size#1 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10#0] -- register_copy 
+    // [440] phi from keyboard_event_scan::@11 keyboard_event_scan::@12 keyboard_event_scan::@14 keyboard_event_scan::@9 to keyboard_event_scan::@10 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10]
+    // [440] phi (byte) keyboard_events_size#29 = (byte) keyboard_events_size#1 [phi:keyboard_event_scan::@11/keyboard_event_scan::@12/keyboard_event_scan::@14/keyboard_event_scan::@9->keyboard_event_scan::@10#0] -- register_copy 
     // keyboard_event_scan::@10
   __b10:
     // keycode++;
-    // [436] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10 -- vbuz1=_inc_vbuz1 
+    // [441] (byte) keyboard_event_scan::keycode#14 ← ++ (byte) keyboard_event_scan::keycode#10 -- vbuz1=_inc_vbuz1 
     inc.z keycode
     // for(char col : 0..7)
-    // [437] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2 -- vbuxx=_inc_vbuxx 
+    // [442] (byte) keyboard_event_scan::col#1 ← ++ (byte) keyboard_event_scan::col#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [438] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9 -- vbuxx_neq_vbuc1_then_la1 
+    // [443] if((byte) keyboard_event_scan::col#1!=(byte) 8) goto keyboard_event_scan::@9 -- vbuxx_neq_vbuc1_then_la1 
     cpx #8
     bne __b9
     // keyboard_event_scan::@15
     // keyboard_scan_values[row] = row_scan
-    // [439] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 -- pbuc1_derefidx_vbuz1=vbuz2 
+    // [444] *((const byte*) keyboard_scan_values + (byte) keyboard_event_scan::row#2) ← (byte) keyboard_event_scan::row_scan#0 -- pbuc1_derefidx_vbuz1=vbuz2 
     // Store the current keyboard status for the row to debounce
     lda.z row_scan
     ldy.z row
@@ -24373,16 +24527,16 @@ keyboard_event_scan: {
     // keyboard_event_scan::@11
   __b11:
     // keycode|$40
-    // [440] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 -- vbuaa=vbuz1_bor_vbuc1 
+    // [445] (byte~) keyboard_event_scan::$23 ← (byte) keyboard_event_scan::keycode#10 | (byte) $40 -- vbuaa=vbuz1_bor_vbuc1 
     lda #$40
     ora.z keycode
     // keyboard_events[keyboard_events_size++] = keycode|$40
-    // [441] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 -- pbuc1_derefidx_vbuz1=vbuaa 
+    // [446] *((const byte*) keyboard_events + (byte) keyboard_events_size#10) ← (byte~) keyboard_event_scan::$23 -- pbuc1_derefidx_vbuz1=vbuaa 
     // Key released
     ldy.z keyboard_events_size
     sta keyboard_events,y
     // keyboard_events[keyboard_events_size++] = keycode|$40;
-    // [442] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
+    // [447] (byte) keyboard_events_size#1 ← ++ (byte) keyboard_events_size#10 -- vbuz1=_inc_vbuz1 
     inc.z keyboard_events_size
     jmp __b10
 }
@@ -24395,16 +24549,16 @@ keyboard_event_scan: {
 // keyboard_matrix_read(byte register(X) rowid)
 keyboard_matrix_read: {
     // CIA1->PORT_A = keyboard_matrix_row_bitmask[rowid]
-    // [443] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) -- _deref_pbuc1=pbuc2_derefidx_vbuxx 
+    // [448] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1) ← *((const byte*) keyboard_matrix_row_bitmask + (byte) keyboard_matrix_read::rowid#0) -- _deref_pbuc1=pbuc2_derefidx_vbuxx 
     lda keyboard_matrix_row_bitmask,x
     sta CIA1
     // ~CIA1->PORT_B
-    // [444] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) -- vbuaa=_bnot__deref_pbuc1 
+    // [449] (byte) keyboard_matrix_read::return#0 ← ~ *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B) -- vbuaa=_bnot__deref_pbuc1 
     lda CIA1+OFFSET_STRUCT_MOS6526_CIA_PORT_B
     eor #$ff
     // keyboard_matrix_read::@return
     // }
-    // [445] return 
+    // [450] return 
     rts
 }
   // render_show
@@ -24413,42 +24567,42 @@ render_show: {
     .const toD0181_return = (>(PLAYFIELD_SCREEN_1&$3fff)*4)|(>PLAYFIELD_CHARSET)/4&$f
     .const toD0182_return = (>(PLAYFIELD_SCREEN_2&$3fff)*4)|(>PLAYFIELD_CHARSET)/4&$f
     // if(render_screen_show==0)
-    // [446] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 -- vbuz1_eq_0_then_la1 
+    // [451] if((byte) render_screen_show#16==(byte) 0) goto render_show::toD0181 -- vbuz1_eq_0_then_la1 
     lda.z render_screen_show
     cmp #0
     beq toD0181
-    // [447] phi from render_show to render_show::toD0182 [phi:render_show->render_show::toD0182]
+    // [452] phi from render_show to render_show::toD0182 [phi:render_show->render_show::toD0182]
     // render_show::toD0182
-    // [448] phi from render_show::toD0182 to render_show::@1 [phi:render_show::toD0182->render_show::@1]
-    // [448] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0182_return#0 [phi:render_show::toD0182->render_show::@1#0] -- vbuaa=vbuc1 
+    // [453] phi from render_show::toD0182 to render_show::@1 [phi:render_show::toD0182->render_show::@1]
+    // [453] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0182_return#0 [phi:render_show::toD0182->render_show::@1#0] -- vbuaa=vbuc1 
     lda #toD0182_return
     // render_show::@1
   __b1:
     // *D018 = d018val
-    // [449] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3 -- _deref_pbuc1=vbuaa 
+    // [454] *((const nomodify byte*) D018) ← (byte) render_show::d018val#3 -- _deref_pbuc1=vbuaa 
     sta D018
     // *BGCOL2 = PIECES_COLORS_1[level]
-    // [450] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    // [455] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     ldy.z level
     lda PIECES_COLORS_1,y
     sta BGCOL2
     // *BGCOL3 = PIECES_COLORS_2[level]
-    // [451] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
+    // [456] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2 + (byte) level#10) -- _deref_pbuc1=pbuc2_derefidx_vbuz1 
     lda PIECES_COLORS_2,y
     sta BGCOL3
     // render_screen_showing = render_screen_show
-    // [452] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 -- vbuz1=vbuz2 
+    // [457] (volatile byte) render_screen_showing ← (byte) render_screen_show#16 -- vbuz1=vbuz2 
     lda.z render_screen_show
     sta.z render_screen_showing
     // render_show::@return
     // }
-    // [453] return 
+    // [458] return 
     rts
-    // [454] phi from render_show to render_show::toD0181 [phi:render_show->render_show::toD0181]
+    // [459] phi from render_show to render_show::toD0181 [phi:render_show->render_show::toD0181]
     // render_show::toD0181
   toD0181:
-    // [448] phi from render_show::toD0181 to render_show::@1 [phi:render_show::toD0181->render_show::@1]
-    // [448] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0181_return#0 [phi:render_show::toD0181->render_show::@1#0] -- vbuaa=vbuc1 
+    // [453] phi from render_show::toD0181 to render_show::@1 [phi:render_show::toD0181->render_show::@1]
+    // [453] phi (byte) render_show::d018val#3 = (const byte) render_show::toD0181_return#0 [phi:render_show::toD0181->render_show::@1#0] -- vbuaa=vbuc1 
     lda #toD0181_return
     jmp __b1
 }
@@ -24458,39 +24612,39 @@ play_init: {
     .label pli = $22
     // Initialize the playfield line pointers;
     .label idx = $21
-    // [456] phi from play_init to play_init::@1 [phi:play_init->play_init::@1]
-    // [456] phi (byte) play_init::idx#2 = (byte) 0 [phi:play_init->play_init::@1#0] -- vbuz1=vbuc1 
+    // [461] phi from play_init to play_init::@1 [phi:play_init->play_init::@1]
+    // [461] phi (byte) play_init::idx#2 = (byte) 0 [phi:play_init->play_init::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z idx
-    // [456] phi (byte*) play_init::pli#2 = (const byte*) playfield [phi:play_init->play_init::@1#1] -- pbuz1=pbuc1 
+    // [461] phi (byte*) play_init::pli#2 = (const byte*) playfield [phi:play_init->play_init::@1#1] -- pbuz1=pbuc1 
     lda #<playfield
     sta.z pli
     lda #>playfield
     sta.z pli+1
-    // [456] phi (byte) play_init::j#2 = (byte) 0 [phi:play_init->play_init::@1#2] -- vbuyy=vbuc1 
+    // [461] phi (byte) play_init::j#2 = (byte) 0 [phi:play_init->play_init::@1#2] -- vbuyy=vbuc1 
     ldy #0
-    // [456] phi from play_init::@1 to play_init::@1 [phi:play_init::@1->play_init::@1]
-    // [456] phi (byte) play_init::idx#2 = (byte) play_init::idx#1 [phi:play_init::@1->play_init::@1#0] -- register_copy 
-    // [456] phi (byte*) play_init::pli#2 = (byte*) play_init::pli#1 [phi:play_init::@1->play_init::@1#1] -- register_copy 
-    // [456] phi (byte) play_init::j#2 = (byte) play_init::j#1 [phi:play_init::@1->play_init::@1#2] -- register_copy 
+    // [461] phi from play_init::@1 to play_init::@1 [phi:play_init::@1->play_init::@1]
+    // [461] phi (byte) play_init::idx#2 = (byte) play_init::idx#1 [phi:play_init::@1->play_init::@1#0] -- register_copy 
+    // [461] phi (byte*) play_init::pli#2 = (byte*) play_init::pli#1 [phi:play_init::@1->play_init::@1#1] -- register_copy 
+    // [461] phi (byte) play_init::j#2 = (byte) play_init::j#1 [phi:play_init::@1->play_init::@1#2] -- register_copy 
     // play_init::@1
   __b1:
     // playfield_lines[j] = pli
-    // [457] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
+    // [462] (byte~) play_init::$2 ← (byte) play_init::j#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
     tya
     asl
     tax
-    // [458] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 -- pptc1_derefidx_vbuxx=pbuz1 
+    // [463] *((const byte**) playfield_lines + (byte~) play_init::$2) ← (byte*) play_init::pli#2 -- pptc1_derefidx_vbuxx=pbuz1 
     lda.z pli
     sta playfield_lines,x
     lda.z pli+1
     sta playfield_lines+1,x
     // playfield_lines_idx[j] = idx
-    // [459] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 -- pbuc1_derefidx_vbuyy=vbuz1 
+    // [464] *((const byte*) playfield_lines_idx + (byte) play_init::j#2) ← (byte) play_init::idx#2 -- pbuc1_derefidx_vbuyy=vbuz1 
     lda.z idx
     sta playfield_lines_idx,y
     // pli += PLAYFIELD_COLS
-    // [460] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS -- pbuz1=pbuz1_plus_vbuc1 
+    // [465] (byte*) play_init::pli#1 ← (byte*) play_init::pli#2 + (const nomodify byte) PLAYFIELD_COLS -- pbuz1=pbuz1_plus_vbuc1 
     lda #PLAYFIELD_COLS
     clc
     adc.z pli
@@ -24499,40 +24653,40 @@ play_init: {
     inc.z pli+1
   !:
     // idx += PLAYFIELD_COLS
-    // [461] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
+    // [466] (byte) play_init::idx#1 ← (byte) play_init::idx#2 + (const nomodify byte) PLAYFIELD_COLS -- vbuz1=vbuz1_plus_vbuc1 
     lax.z idx
     axs #-[PLAYFIELD_COLS]
     stx.z idx
     // for(char j:0..PLAYFIELD_LINES-1)
-    // [462] (byte) play_init::j#1 ← ++ (byte) play_init::j#2 -- vbuyy=_inc_vbuyy 
+    // [467] (byte) play_init::j#1 ← ++ (byte) play_init::j#2 -- vbuyy=_inc_vbuyy 
     iny
-    // [463] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1 -- vbuyy_neq_vbuc1_then_la1 
+    // [468] if((byte) play_init::j#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto play_init::@1 -- vbuyy_neq_vbuc1_then_la1 
     cpy #PLAYFIELD_LINES-1+1
     bne __b1
     // play_init::@2
     // playfield_lines_idx[PLAYFIELD_LINES] = PLAYFIELD_COLS*PLAYFIELD_LINES
-    // [464] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES -- _deref_pbuc1=vbuc2 
+    // [469] *((const byte*) playfield_lines_idx+(const nomodify byte) PLAYFIELD_LINES) ← (const nomodify byte) PLAYFIELD_COLS*(const nomodify byte) PLAYFIELD_LINES -- _deref_pbuc1=vbuc2 
     lda #PLAYFIELD_COLS*PLAYFIELD_LINES
     sta playfield_lines_idx+PLAYFIELD_LINES
     // current_movedown_slow = MOVEDOWN_SLOW_SPEEDS[level]
-    // [465] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) -- vbuz1=_deref_pbuc1 
+    // [470] (byte) current_movedown_slow#1 ← *((const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS) -- vbuz1=_deref_pbuc1 
     // Set initial speed of moving down a tetromino
     lda MOVEDOWN_SLOW_SPEEDS
     sta.z current_movedown_slow
-    // [466] phi from play_init::@2 to play_init::@3 [phi:play_init::@2->play_init::@3]
-    // [466] phi (byte) play_init::b#2 = (byte) 0 [phi:play_init::@2->play_init::@3#0] -- vbuxx=vbuc1 
+    // [471] phi from play_init::@2 to play_init::@3 [phi:play_init::@2->play_init::@3]
+    // [471] phi (byte) play_init::b#2 = (byte) 0 [phi:play_init::@2->play_init::@3#0] -- vbuxx=vbuc1 
     ldx #0
   // Set the initial score add values
-    // [466] phi from play_init::@3 to play_init::@3 [phi:play_init::@3->play_init::@3]
-    // [466] phi (byte) play_init::b#2 = (byte) play_init::b#1 [phi:play_init::@3->play_init::@3#0] -- register_copy 
+    // [471] phi from play_init::@3 to play_init::@3 [phi:play_init::@3->play_init::@3]
+    // [471] phi (byte) play_init::b#2 = (byte) play_init::b#1 [phi:play_init::@3->play_init::@3#0] -- register_copy 
     // play_init::@3
   __b3:
     // score_add_bcd[b] = SCORE_BASE_BCD[b]
-    // [467] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
+    // [472] (byte~) play_init::$3 ← (byte) play_init::b#2 << (byte) 2 -- vbuaa=vbuxx_rol_2 
     txa
     asl
     asl
-    // [468] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) -- pduc1_derefidx_vbuaa=pduc2_derefidx_vbuaa 
+    // [473] *((const dword*) score_add_bcd + (byte~) play_init::$3) ← *((const to_nomodify dword*) SCORE_BASE_BCD + (byte~) play_init::$3) -- pduc1_derefidx_vbuaa=pduc2_derefidx_vbuaa 
     tay
     lda SCORE_BASE_BCD,y
     sta score_add_bcd,y
@@ -24543,14 +24697,14 @@ play_init: {
     lda SCORE_BASE_BCD+3,y
     sta score_add_bcd+3,y
     // for(char b: 0..4)
-    // [469] (byte) play_init::b#1 ← ++ (byte) play_init::b#2 -- vbuxx=_inc_vbuxx 
+    // [474] (byte) play_init::b#1 ← ++ (byte) play_init::b#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [470] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3 -- vbuxx_neq_vbuc1_then_la1 
+    // [475] if((byte) play_init::b#1!=(byte) 5) goto play_init::@3 -- vbuxx_neq_vbuc1_then_la1 
     cpx #5
     bne __b3
     // play_init::@return
     // }
-    // [471] return 
+    // [476] return 
     rts
 }
   // sprites_irq_init
@@ -24560,7 +24714,7 @@ sprites_irq_init: {
     // asm { sei  }
     sei
     // *IRQ_STATUS = IRQ_RASTER
-    // [473] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [478] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Acknowledge any IRQ and setup the next one
     lda #IRQ_RASTER
     sta IRQ_STATUS
@@ -24568,36 +24722,36 @@ sprites_irq_init: {
     // asm { ldaCIA1_INTERRUPT  }
     lda CIA1_INTERRUPT
     // *PROCPORT_DDR = PROCPORT_DDR_MEMORY_MASK
-    // [475] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK -- _deref_pbuc1=vbuc2 
+    // [480] *((const nomodify byte*) PROCPORT_DDR) ← (const nomodify byte) PROCPORT_DDR_MEMORY_MASK -- _deref_pbuc1=vbuc2 
     // Disable kernal & basic
     lda #PROCPORT_DDR_MEMORY_MASK
     sta PROCPORT_DDR
     // *PROCPORT = PROCPORT_RAM_IO
-    // [476] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO -- _deref_pbuc1=vbuc2 
+    // [481] *((const nomodify byte*) PROCPORT) ← (const nomodify byte) PROCPORT_RAM_IO -- _deref_pbuc1=vbuc2 
     lda #PROCPORT_RAM_IO
     sta PROCPORT
     // CIA1->INTERRUPT = CIA_INTERRUPT_CLEAR
-    // [477] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR -- _deref_pbuc1=vbuc2 
+    // [482] *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT) ← (const nomodify byte) CIA_INTERRUPT_CLEAR -- _deref_pbuc1=vbuc2 
     // Disable CIA 1 Timer IRQ
     lda #CIA_INTERRUPT_CLEAR
     sta CIA1+OFFSET_STRUCT_MOS6526_CIA_INTERRUPT
     // *VIC_CONTROL &=0x7f
-    // [478] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2 
+    // [483] *((const nomodify byte*) VIC_CONTROL) ← *((const nomodify byte*) VIC_CONTROL) & (byte) $7f -- _deref_pbuc1=_deref_pbuc1_band_vbuc2 
     // Set raster line
     lda #$7f
     and VIC_CONTROL
     sta VIC_CONTROL
     // *RASTER = IRQ_RASTER_FIRST
-    // [479] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST -- _deref_pbuc1=vbuc2 
+    // [484] *((const nomodify byte*) RASTER) ← (const nomodify byte) IRQ_RASTER_FIRST -- _deref_pbuc1=vbuc2 
     lda #IRQ_RASTER_FIRST
     sta RASTER
     // *IRQ_ENABLE = IRQ_RASTER
-    // [480] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [485] *((const nomodify byte*) IRQ_ENABLE) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Enable Raster Interrupt
     lda #IRQ_RASTER
     sta IRQ_ENABLE
     // *HARDWARE_IRQ = &sprites_irq
-    // [481] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() -- _deref_pptc1=pprc2 
+    // [486] *((const nomodify void()**) HARDWARE_IRQ) ← &interrupt(HARDWARE_CLOBBER)(void()) sprites_irq() -- _deref_pptc1=pprc2 
     // Set the IRQ routine
     lda #<sprites_irq
     sta HARDWARE_IRQ
@@ -24608,7 +24762,7 @@ sprites_irq_init: {
     cli
     // sprites_irq_init::@return
     // }
-    // [483] return 
+    // [488] return 
     rts
 }
   // sprites_init
@@ -24616,57 +24770,57 @@ sprites_irq_init: {
 sprites_init: {
     .label xpos = $21
     // *SPRITES_ENABLE = %00001111
-    // [484] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f -- _deref_pbuc1=vbuc2 
+    // [489] *((const nomodify byte*) SPRITES_ENABLE) ← (byte) $f -- _deref_pbuc1=vbuc2 
     lda #$f
     sta SPRITES_ENABLE
     // *SPRITES_MC = 0
-    // [485] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 -- _deref_pbuc1=vbuc2 
+    // [490] *((const nomodify byte*) SPRITES_MC) ← (byte) 0 -- _deref_pbuc1=vbuc2 
     lda #0
     sta SPRITES_MC
     // *SPRITES_EXPAND_Y = *SPRITES_MC = 0
-    // [486] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) -- _deref_pbuc1=_deref_pbuc2 
+    // [491] *((const nomodify byte*) SPRITES_EXPAND_Y) ← *((const nomodify byte*) SPRITES_MC) -- _deref_pbuc1=_deref_pbuc2 
     sta SPRITES_EXPAND_Y
     // *SPRITES_EXPAND_X = *SPRITES_EXPAND_Y = *SPRITES_MC = 0
-    // [487] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) -- _deref_pbuc1=_deref_pbuc2 
+    // [492] *((const nomodify byte*) SPRITES_EXPAND_X) ← *((const nomodify byte*) SPRITES_EXPAND_Y) -- _deref_pbuc1=_deref_pbuc2 
     sta SPRITES_EXPAND_X
-    // [488] phi from sprites_init to sprites_init::@1 [phi:sprites_init->sprites_init::@1]
-    // [488] phi (byte) sprites_init::xpos#2 = (byte)(number) $18+(number) $f*(number) 8 [phi:sprites_init->sprites_init::@1#0] -- vbuz1=vbuc1 
+    // [493] phi from sprites_init to sprites_init::@1 [phi:sprites_init->sprites_init::@1]
+    // [493] phi (byte) sprites_init::xpos#2 = (byte)(number) $18+(number) $f*(number) 8 [phi:sprites_init->sprites_init::@1#0] -- vbuz1=vbuc1 
     lda #$18+$f*8
     sta.z xpos
-    // [488] phi (byte) sprites_init::s#2 = (byte) 0 [phi:sprites_init->sprites_init::@1#1] -- vbuyy=vbuc1 
+    // [493] phi (byte) sprites_init::s#2 = (byte) 0 [phi:sprites_init->sprites_init::@1#1] -- vbuyy=vbuc1 
     ldy #0
-    // [488] phi from sprites_init::@1 to sprites_init::@1 [phi:sprites_init::@1->sprites_init::@1]
-    // [488] phi (byte) sprites_init::xpos#2 = (byte) sprites_init::xpos#1 [phi:sprites_init::@1->sprites_init::@1#0] -- register_copy 
-    // [488] phi (byte) sprites_init::s#2 = (byte) sprites_init::s#1 [phi:sprites_init::@1->sprites_init::@1#1] -- register_copy 
+    // [493] phi from sprites_init::@1 to sprites_init::@1 [phi:sprites_init::@1->sprites_init::@1]
+    // [493] phi (byte) sprites_init::xpos#2 = (byte) sprites_init::xpos#1 [phi:sprites_init::@1->sprites_init::@1#0] -- register_copy 
+    // [493] phi (byte) sprites_init::s#2 = (byte) sprites_init::s#1 [phi:sprites_init::@1->sprites_init::@1#1] -- register_copy 
     // sprites_init::@1
   __b1:
     // s2 = s*2
-    // [489] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
+    // [494] (byte) sprites_init::s2#0 ← (byte) sprites_init::s#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
     tya
     asl
     tax
     // SPRITES_XPOS[s2] = xpos
-    // [490] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 -- pbuc1_derefidx_vbuxx=vbuz1 
+    // [495] *((const nomodify byte*) SPRITES_XPOS + (byte) sprites_init::s2#0) ← (byte) sprites_init::xpos#2 -- pbuc1_derefidx_vbuxx=vbuz1 
     lda.z xpos
     sta SPRITES_XPOS,x
     // SPRITES_COLS[s] = BLACK
-    // [491] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK -- pbuc1_derefidx_vbuyy=vbuc2 
+    // [496] *((const nomodify byte*) SPRITES_COLS + (byte) sprites_init::s#2) ← (const nomodify byte) BLACK -- pbuc1_derefidx_vbuyy=vbuc2 
     lda #BLACK
     sta SPRITES_COLS,y
     // xpos = xpos+24
-    // [492] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 -- vbuz1=vbuz1_plus_vbuc1 
+    // [497] (byte) sprites_init::xpos#1 ← (byte) sprites_init::xpos#2 + (byte) $18 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z xpos
     axs #-[$18]
     stx.z xpos
     // for(char s:0..3)
-    // [493] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2 -- vbuyy=_inc_vbuyy 
+    // [498] (byte) sprites_init::s#1 ← ++ (byte) sprites_init::s#2 -- vbuyy=_inc_vbuyy 
     iny
-    // [494] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1 -- vbuyy_neq_vbuc1_then_la1 
+    // [499] if((byte) sprites_init::s#1!=(byte) 4) goto sprites_init::@1 -- vbuyy_neq_vbuc1_then_la1 
     cpy #4
     bne __b1
     // sprites_init::@return
     // }
-    // [495] return 
+    // [500] return 
     rts
 }
   // render_init
@@ -24678,99 +24832,99 @@ render_init: {
     .label li_2 = $30
     // render_init::vicSelectGfxBank1
     // CIA2->PORT_A_DDR = %00000011
-    // [497] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 -- _deref_pbuc1=vbuc2 
+    // [502] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR) ← (byte) 3 -- _deref_pbuc1=vbuc2 
     lda #3
     sta CIA2+OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR
-    // [498] phi from render_init::vicSelectGfxBank1 to render_init::vicSelectGfxBank1_toDd001 [phi:render_init::vicSelectGfxBank1->render_init::vicSelectGfxBank1_toDd001]
+    // [503] phi from render_init::vicSelectGfxBank1 to render_init::vicSelectGfxBank1_toDd001 [phi:render_init::vicSelectGfxBank1->render_init::vicSelectGfxBank1_toDd001]
     // render_init::vicSelectGfxBank1_toDd001
     // render_init::vicSelectGfxBank1_@1
     // CIA2->PORT_A = toDd00(gfx)
-    // [499] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 -- _deref_pbuc1=vbuc2 
+    // [504] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byte) render_init::vicSelectGfxBank1_toDd001_return#0 -- _deref_pbuc1=vbuc2 
     lda #vicSelectGfxBank1_toDd001_return
     sta CIA2
     // render_init::@2
     // *D011 = VIC_ECM | VIC_DEN | VIC_RSEL | 3
-    // [500] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 -- _deref_pbuc1=vbuc2 
+    // [505] *((const nomodify byte*) D011) ← (const nomodify byte) VIC_ECM|(const nomodify byte) VIC_DEN|(const nomodify byte) VIC_RSEL|(byte) 3 -- _deref_pbuc1=vbuc2 
     // Enable Extended Background Color Mode
     lda #VIC_ECM|VIC_DEN|VIC_RSEL|3
     sta D011
     // *BORDERCOL = BLACK
-    // [501] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
+    // [506] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
     lda #BLACK
     sta BORDERCOL
     // *BGCOL1 = BLACK
-    // [502] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
+    // [507] *((const nomodify byte*) BGCOL1) ← (const nomodify byte) BLACK -- _deref_pbuc1=vbuc2 
     sta BGCOL1
     // *BGCOL2 = PIECES_COLORS_1[0]
-    // [503] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) -- _deref_pbuc1=_deref_pbuc2 
+    // [508] *((const nomodify byte*) BGCOL2) ← *((const byte*) PIECES_COLORS_1) -- _deref_pbuc1=_deref_pbuc2 
     lda PIECES_COLORS_1
     sta BGCOL2
     // *BGCOL3 = PIECES_COLORS_2[0]
-    // [504] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) -- _deref_pbuc1=_deref_pbuc2 
+    // [509] *((const nomodify byte*) BGCOL3) ← *((const byte*) PIECES_COLORS_2) -- _deref_pbuc1=_deref_pbuc2 
     lda PIECES_COLORS_2
     sta BGCOL3
     // *BGCOL4 = GREY
-    // [505] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY -- _deref_pbuc1=vbuc2 
+    // [510] *((const nomodify byte*) BGCOL4) ← (const nomodify byte) GREY -- _deref_pbuc1=vbuc2 
     lda #GREY
     sta BGCOL4
     // render_screen_original(PLAYFIELD_SCREEN_1)
-    // [506] call render_screen_original 
+    // [511] call render_screen_original 
   // Setup chars on the screens
-    // [518] phi from render_init::@2 to render_screen_original [phi:render_init::@2->render_screen_original]
-    // [518] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_1 [phi:render_init::@2->render_screen_original#0] -- pbuz1=pbuc1 
+    // [523] phi from render_init::@2 to render_screen_original [phi:render_init::@2->render_screen_original]
+    // [523] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_1 [phi:render_init::@2->render_screen_original#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_1
     sta.z render_screen_original.screen
     lda #>PLAYFIELD_SCREEN_1
     sta.z render_screen_original.screen+1
     jsr render_screen_original
-    // [507] phi from render_init::@2 to render_init::@3 [phi:render_init::@2->render_init::@3]
+    // [512] phi from render_init::@2 to render_init::@3 [phi:render_init::@2->render_init::@3]
     // render_init::@3
     // render_screen_original(PLAYFIELD_SCREEN_2)
-    // [508] call render_screen_original 
-    // [518] phi from render_init::@3 to render_screen_original [phi:render_init::@3->render_screen_original]
-    // [518] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_2 [phi:render_init::@3->render_screen_original#0] -- pbuz1=pbuc1 
+    // [513] call render_screen_original 
+    // [523] phi from render_init::@3 to render_screen_original [phi:render_init::@3->render_screen_original]
+    // [523] phi (byte*) render_screen_original::screen#9 = (const nomodify byte*) PLAYFIELD_SCREEN_2 [phi:render_init::@3->render_screen_original#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_2
     sta.z render_screen_original.screen
     lda #>PLAYFIELD_SCREEN_2
     sta.z render_screen_original.screen+1
     jsr render_screen_original
-    // [509] phi from render_init::@3 to render_init::@1 [phi:render_init::@3->render_init::@1]
-    // [509] phi (byte*) render_init::li_2#2 = (const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#0] -- pbuz1=pbuc1 
+    // [514] phi from render_init::@3 to render_init::@1 [phi:render_init::@3->render_init::@1]
+    // [514] phi (byte*) render_init::li_2#2 = (const nomodify byte*) PLAYFIELD_SCREEN_2+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#0] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_2+2*$28+$10
     sta.z li_2
     lda #>PLAYFIELD_SCREEN_2+2*$28+$10
     sta.z li_2+1
-    // [509] phi (byte*) render_init::li_1#2 = (const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#1] -- pbuz1=pbuc1 
+    // [514] phi (byte*) render_init::li_1#2 = (const nomodify byte*) PLAYFIELD_SCREEN_1+(byte)(number) 2*(number) $28+(byte) $10 [phi:render_init::@3->render_init::@1#1] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_1+2*$28+$10
     sta.z li_1
     lda #>PLAYFIELD_SCREEN_1+2*$28+$10
     sta.z li_1+1
-    // [509] phi (byte) render_init::i#2 = (byte) 0 [phi:render_init::@3->render_init::@1#2] -- vbuyy=vbuc1 
+    // [514] phi (byte) render_init::i#2 = (byte) 0 [phi:render_init::@3->render_init::@1#2] -- vbuyy=vbuc1 
     ldy #0
-    // [509] phi from render_init::@1 to render_init::@1 [phi:render_init::@1->render_init::@1]
-    // [509] phi (byte*) render_init::li_2#2 = (byte*) render_init::li_2#1 [phi:render_init::@1->render_init::@1#0] -- register_copy 
-    // [509] phi (byte*) render_init::li_1#2 = (byte*) render_init::li_1#1 [phi:render_init::@1->render_init::@1#1] -- register_copy 
-    // [509] phi (byte) render_init::i#2 = (byte) render_init::i#1 [phi:render_init::@1->render_init::@1#2] -- register_copy 
+    // [514] phi from render_init::@1 to render_init::@1 [phi:render_init::@1->render_init::@1]
+    // [514] phi (byte*) render_init::li_2#2 = (byte*) render_init::li_2#1 [phi:render_init::@1->render_init::@1#0] -- register_copy 
+    // [514] phi (byte*) render_init::li_1#2 = (byte*) render_init::li_1#1 [phi:render_init::@1->render_init::@1#1] -- register_copy 
+    // [514] phi (byte) render_init::i#2 = (byte) render_init::i#1 [phi:render_init::@1->render_init::@1#2] -- register_copy 
     // render_init::@1
   __b1:
     // screen_lines_1[i] = li_1
-    // [510] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
+    // [515] (byte~) render_init::$5 ← (byte) render_init::i#2 << (byte) 1 -- vbuxx=vbuyy_rol_1 
     tya
     asl
     tax
-    // [511] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 -- pptc1_derefidx_vbuxx=pbuz1 
+    // [516] *((const byte**) screen_lines_1 + (byte~) render_init::$5) ← (byte*) render_init::li_1#2 -- pptc1_derefidx_vbuxx=pbuz1 
     lda.z li_1
     sta screen_lines_1,x
     lda.z li_1+1
     sta screen_lines_1+1,x
     // screen_lines_2[i] = li_2
-    // [512] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 -- pptc1_derefidx_vbuxx=pbuz1 
+    // [517] *((const byte**) screen_lines_2 + (byte~) render_init::$5) ← (byte*) render_init::li_2#2 -- pptc1_derefidx_vbuxx=pbuz1 
     lda.z li_2
     sta screen_lines_2,x
     lda.z li_2+1
     sta screen_lines_2+1,x
     // li_1 += 40
-    // [513] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
+    // [518] (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$28
     clc
     adc.z li_1
@@ -24779,7 +24933,7 @@ render_init: {
     inc.z li_1+1
   !:
     // li_2 += 40
-    // [514] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
+    // [519] (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (byte) $28 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$28
     clc
     adc.z li_2
@@ -24788,14 +24942,14 @@ render_init: {
     inc.z li_2+1
   !:
     // for(char i:0..PLAYFIELD_LINES-1)
-    // [515] (byte) render_init::i#1 ← ++ (byte) render_init::i#2 -- vbuyy=_inc_vbuyy 
+    // [520] (byte) render_init::i#1 ← ++ (byte) render_init::i#2 -- vbuyy=_inc_vbuyy 
     iny
-    // [516] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1 -- vbuyy_neq_vbuc1_then_la1 
+    // [521] if((byte) render_init::i#1!=(const nomodify byte) PLAYFIELD_LINES-(byte) 1+(byte) 1) goto render_init::@1 -- vbuyy_neq_vbuc1_then_la1 
     cpy #PLAYFIELD_LINES-1+1
     bne __b1
     // render_init::@return
     // }
-    // [517] return 
+    // [522] return 
     rts
 }
   // render_screen_original
@@ -24809,182 +24963,182 @@ render_screen_original: {
     .label oscr = $32
     .label ocols = $39
     .label y = $2f
-    // [519] phi from render_screen_original to render_screen_original::@1 [phi:render_screen_original->render_screen_original::@1]
-    // [519] phi (byte) render_screen_original::y#6 = (byte) 0 [phi:render_screen_original->render_screen_original::@1#0] -- vbuz1=vbuc1 
+    // [524] phi from render_screen_original to render_screen_original::@1 [phi:render_screen_original->render_screen_original::@1]
+    // [524] phi (byte) render_screen_original::y#6 = (byte) 0 [phi:render_screen_original->render_screen_original::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z y
-    // [519] phi (byte*) render_screen_original::ocols#4 = (const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#1] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::ocols#4 = (const to_nomodify byte*) PLAYFIELD_COLORS_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#1] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_COLORS_ORIGINAL+$20*2
     sta.z ocols
     lda #>PLAYFIELD_COLORS_ORIGINAL+$20*2
     sta.z ocols+1
-    // [519] phi (byte*) render_screen_original::oscr#4 = (const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#2] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::oscr#4 = (const to_nomodify byte*) PLAYFIELD_SCREEN_ORIGINAL+(byte)(number) $20*(number) 2 [phi:render_screen_original->render_screen_original::@1#2] -- pbuz1=pbuc1 
     lda #<PLAYFIELD_SCREEN_ORIGINAL+$20*2
     sta.z oscr
     lda #>PLAYFIELD_SCREEN_ORIGINAL+$20*2
     sta.z oscr+1
-    // [519] phi (byte*) render_screen_original::cols#7 = (const nomodify byte*) COLS [phi:render_screen_original->render_screen_original::@1#3] -- pbuz1=pbuc1 
+    // [524] phi (byte*) render_screen_original::cols#7 = (const nomodify byte*) COLS [phi:render_screen_original->render_screen_original::@1#3] -- pbuz1=pbuc1 
     lda #<COLS
     sta.z cols
     lda #>COLS
     sta.z cols+1
-    // [519] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#9 [phi:render_screen_original->render_screen_original::@1#4] -- register_copy 
-    // [519] phi from render_screen_original::@5 to render_screen_original::@1 [phi:render_screen_original::@5->render_screen_original::@1]
-    // [519] phi (byte) render_screen_original::y#6 = (byte) render_screen_original::y#1 [phi:render_screen_original::@5->render_screen_original::@1#0] -- register_copy 
-    // [519] phi (byte*) render_screen_original::ocols#4 = (byte*) render_screen_original::ocols#1 [phi:render_screen_original::@5->render_screen_original::@1#1] -- register_copy 
-    // [519] phi (byte*) render_screen_original::oscr#4 = (byte*) render_screen_original::oscr#1 [phi:render_screen_original::@5->render_screen_original::@1#2] -- register_copy 
-    // [519] phi (byte*) render_screen_original::cols#7 = (byte*) render_screen_original::cols#3 [phi:render_screen_original::@5->render_screen_original::@1#3] -- register_copy 
-    // [519] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#10 [phi:render_screen_original::@5->render_screen_original::@1#4] -- register_copy 
+    // [524] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#9 [phi:render_screen_original->render_screen_original::@1#4] -- register_copy 
+    // [524] phi from render_screen_original::@5 to render_screen_original::@1 [phi:render_screen_original::@5->render_screen_original::@1]
+    // [524] phi (byte) render_screen_original::y#6 = (byte) render_screen_original::y#1 [phi:render_screen_original::@5->render_screen_original::@1#0] -- register_copy 
+    // [524] phi (byte*) render_screen_original::ocols#4 = (byte*) render_screen_original::ocols#1 [phi:render_screen_original::@5->render_screen_original::@1#1] -- register_copy 
+    // [524] phi (byte*) render_screen_original::oscr#4 = (byte*) render_screen_original::oscr#1 [phi:render_screen_original::@5->render_screen_original::@1#2] -- register_copy 
+    // [524] phi (byte*) render_screen_original::cols#7 = (byte*) render_screen_original::cols#3 [phi:render_screen_original::@5->render_screen_original::@1#3] -- register_copy 
+    // [524] phi (byte*) render_screen_original::screen#8 = (byte*) render_screen_original::screen#10 [phi:render_screen_original::@5->render_screen_original::@1#4] -- register_copy 
     // render_screen_original::@1
   __b1:
-    // [520] phi from render_screen_original::@1 to render_screen_original::@2 [phi:render_screen_original::@1->render_screen_original::@2]
-    // [520] phi (byte) render_screen_original::x#4 = (byte) 0 [phi:render_screen_original::@1->render_screen_original::@2#0] -- vbuxx=vbuc1 
+    // [525] phi from render_screen_original::@1 to render_screen_original::@2 [phi:render_screen_original::@1->render_screen_original::@2]
+    // [525] phi (byte) render_screen_original::x#4 = (byte) 0 [phi:render_screen_original::@1->render_screen_original::@2#0] -- vbuxx=vbuc1 
     ldx #0
-    // [520] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#7 [phi:render_screen_original::@1->render_screen_original::@2#1] -- register_copy 
-    // [520] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#8 [phi:render_screen_original::@1->render_screen_original::@2#2] -- register_copy 
-    // [520] phi from render_screen_original::@2 to render_screen_original::@2 [phi:render_screen_original::@2->render_screen_original::@2]
-    // [520] phi (byte) render_screen_original::x#4 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2->render_screen_original::@2#0] -- register_copy 
-    // [520] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2->render_screen_original::@2#1] -- register_copy 
-    // [520] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2->render_screen_original::@2#2] -- register_copy 
+    // [525] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#7 [phi:render_screen_original::@1->render_screen_original::@2#1] -- register_copy 
+    // [525] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#8 [phi:render_screen_original::@1->render_screen_original::@2#2] -- register_copy 
+    // [525] phi from render_screen_original::@2 to render_screen_original::@2 [phi:render_screen_original::@2->render_screen_original::@2]
+    // [525] phi (byte) render_screen_original::x#4 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2->render_screen_original::@2#0] -- register_copy 
+    // [525] phi (byte*) render_screen_original::cols#4 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2->render_screen_original::@2#1] -- register_copy 
+    // [525] phi (byte*) render_screen_original::screen#5 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2->render_screen_original::@2#2] -- register_copy 
     // render_screen_original::@2
   __b2:
     // *screen++ = SPACE
-    // [521] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
+    // [526] *((byte*) render_screen_original::screen#5) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
     lda #SPACE
     ldy #0
     sta (screen),y
     // *screen++ = SPACE;
-    // [522] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5 -- pbuz1=_inc_pbuz1 
+    // [527] (byte*) render_screen_original::screen#2 ← ++ (byte*) render_screen_original::screen#5 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
     // *cols++ = BLACK
-    // [523] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
+    // [528] *((byte*) render_screen_original::cols#4) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
     lda #BLACK
     ldy #0
     sta (cols),y
     // *cols++ = BLACK;
-    // [524] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4 -- pbuz1=_inc_pbuz1 
+    // [529] (byte*) render_screen_original::cols#1 ← ++ (byte*) render_screen_original::cols#4 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
     // while(++x!=4)
-    // [525] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4 -- vbuxx=_inc_vbuxx 
+    // [530] (byte) render_screen_original::x#1 ← ++ (byte) render_screen_original::x#4 -- vbuxx=_inc_vbuxx 
     inx
-    // [526] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2 -- vbuxx_neq_vbuc1_then_la1 
+    // [531] if((byte) render_screen_original::x#1!=(byte) 4) goto render_screen_original::@2 -- vbuxx_neq_vbuc1_then_la1 
     cpx #4
     bne __b2
-    // [527] phi from render_screen_original::@2 render_screen_original::@3 to render_screen_original::@3 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3]
-    // [527] phi (byte) render_screen_original::x#5 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#0] -- register_copy 
-    // [527] phi (byte*) render_screen_original::cols#5 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#1] -- register_copy 
-    // [527] phi (byte*) render_screen_original::ocols#2 = (byte*) render_screen_original::ocols#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#2] -- register_copy 
-    // [527] phi (byte*) render_screen_original::screen#6 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#3] -- register_copy 
-    // [527] phi (byte*) render_screen_original::oscr#2 = (byte*) render_screen_original::oscr#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#4] -- register_copy 
+    // [532] phi from render_screen_original::@2 render_screen_original::@3 to render_screen_original::@3 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3]
+    // [532] phi (byte) render_screen_original::x#5 = (byte) render_screen_original::x#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#0] -- register_copy 
+    // [532] phi (byte*) render_screen_original::cols#5 = (byte*) render_screen_original::cols#1 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#1] -- register_copy 
+    // [532] phi (byte*) render_screen_original::ocols#2 = (byte*) render_screen_original::ocols#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#2] -- register_copy 
+    // [532] phi (byte*) render_screen_original::screen#6 = (byte*) render_screen_original::screen#2 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#3] -- register_copy 
+    // [532] phi (byte*) render_screen_original::oscr#2 = (byte*) render_screen_original::oscr#4 [phi:render_screen_original::@2/render_screen_original::@3->render_screen_original::@3#4] -- register_copy 
     // render_screen_original::@3
   __b3:
     // *screen++ = *oscr++
-    // [528] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) -- _deref_pbuz1=_deref_pbuz2 
+    // [533] *((byte*) render_screen_original::screen#6) ← *((byte*) render_screen_original::oscr#2) -- _deref_pbuz1=_deref_pbuz2 
     ldy #0
     lda (oscr),y
     sta (screen),y
     // *screen++ = *oscr++;
-    // [529] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6 -- pbuz1=_inc_pbuz1 
+    // [534] (byte*) render_screen_original::screen#3 ← ++ (byte*) render_screen_original::screen#6 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
-    // [530] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2 -- pbuz1=_inc_pbuz1 
+    // [535] (byte*) render_screen_original::oscr#1 ← ++ (byte*) render_screen_original::oscr#2 -- pbuz1=_inc_pbuz1 
     inc.z oscr
     bne !+
     inc.z oscr+1
   !:
     // *cols++ = *ocols++
-    // [531] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) -- _deref_pbuz1=_deref_pbuz2 
+    // [536] *((byte*) render_screen_original::cols#5) ← *((byte*) render_screen_original::ocols#2) -- _deref_pbuz1=_deref_pbuz2 
     ldy #0
     lda (ocols),y
     sta (cols),y
     // *cols++ = *ocols++;
-    // [532] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5 -- pbuz1=_inc_pbuz1 
+    // [537] (byte*) render_screen_original::cols#2 ← ++ (byte*) render_screen_original::cols#5 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
-    // [533] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2 -- pbuz1=_inc_pbuz1 
+    // [538] (byte*) render_screen_original::ocols#1 ← ++ (byte*) render_screen_original::ocols#2 -- pbuz1=_inc_pbuz1 
     inc.z ocols
     bne !+
     inc.z ocols+1
   !:
     // while(++x!=36)
-    // [534] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5 -- vbuxx=_inc_vbuxx 
+    // [539] (byte) render_screen_original::x#2 ← ++ (byte) render_screen_original::x#5 -- vbuxx=_inc_vbuxx 
     inx
-    // [535] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3 -- vbuxx_neq_vbuc1_then_la1 
+    // [540] if((byte) render_screen_original::x#2!=(byte) $24) goto render_screen_original::@3 -- vbuxx_neq_vbuc1_then_la1 
     cpx #$24
     bne __b3
-    // [536] phi from render_screen_original::@3 render_screen_original::@4 to render_screen_original::@4 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4]
-    // [536] phi (byte) render_screen_original::x#6 = (byte) render_screen_original::x#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#0] -- register_copy 
-    // [536] phi (byte*) render_screen_original::cols#6 = (byte*) render_screen_original::cols#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#1] -- register_copy 
-    // [536] phi (byte*) render_screen_original::screen#7 = (byte*) render_screen_original::screen#3 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#2] -- register_copy 
+    // [541] phi from render_screen_original::@3 render_screen_original::@4 to render_screen_original::@4 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4]
+    // [541] phi (byte) render_screen_original::x#6 = (byte) render_screen_original::x#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#0] -- register_copy 
+    // [541] phi (byte*) render_screen_original::cols#6 = (byte*) render_screen_original::cols#2 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#1] -- register_copy 
+    // [541] phi (byte*) render_screen_original::screen#7 = (byte*) render_screen_original::screen#3 [phi:render_screen_original::@3/render_screen_original::@4->render_screen_original::@4#2] -- register_copy 
     // render_screen_original::@4
   __b4:
     // *screen++ = SPACE
-    // [537] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
+    // [542] *((byte*) render_screen_original::screen#7) ← (const byte) render_screen_original::SPACE -- _deref_pbuz1=vbuc1 
     lda #SPACE
     ldy #0
     sta (screen),y
     // *screen++ = SPACE;
-    // [538] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7 -- pbuz1=_inc_pbuz1 
+    // [543] (byte*) render_screen_original::screen#10 ← ++ (byte*) render_screen_original::screen#7 -- pbuz1=_inc_pbuz1 
     inc.z screen
     bne !+
     inc.z screen+1
   !:
     // *cols++ = BLACK
-    // [539] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
+    // [544] *((byte*) render_screen_original::cols#6) ← (const nomodify byte) BLACK -- _deref_pbuz1=vbuc1 
     lda #BLACK
     ldy #0
     sta (cols),y
     // *cols++ = BLACK;
-    // [540] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6 -- pbuz1=_inc_pbuz1 
+    // [545] (byte*) render_screen_original::cols#3 ← ++ (byte*) render_screen_original::cols#6 -- pbuz1=_inc_pbuz1 
     inc.z cols
     bne !+
     inc.z cols+1
   !:
     // while(++x!=40)
-    // [541] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6 -- vbuxx=_inc_vbuxx 
+    // [546] (byte) render_screen_original::x#3 ← ++ (byte) render_screen_original::x#6 -- vbuxx=_inc_vbuxx 
     inx
-    // [542] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4 -- vbuxx_neq_vbuc1_then_la1 
+    // [547] if((byte) render_screen_original::x#3!=(byte) $28) goto render_screen_original::@4 -- vbuxx_neq_vbuc1_then_la1 
     cpx #$28
     bne __b4
     // render_screen_original::@5
     // for(char y:0..24)
-    // [543] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6 -- vbuz1=_inc_vbuz1 
+    // [548] (byte) render_screen_original::y#1 ← ++ (byte) render_screen_original::y#6 -- vbuz1=_inc_vbuz1 
     inc.z y
-    // [544] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [549] if((byte) render_screen_original::y#1!=(byte) $19) goto render_screen_original::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #$19
     cmp.z y
     bne __b1
     // render_screen_original::@return
     // }
-    // [545] return 
+    // [550] return 
     rts
 }
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = 0xffff
-    // [546] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // SID->CH3_FREQ = 0xffff
+    // [551] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
-    // [547] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
+    // [552] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // sid_rnd_init::@return
     // }
-    // [548] return 
+    // [553] return 
     rts
 }
   // sprites_irq
@@ -25003,113 +25157,113 @@ sprites_irq: {
     // Clear decimal flag (because it is used by the score algorithm)
     cld
     // ypos = irq_sprite_ypos
-    // [550] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos -- vbuaa=vbuz1 
+    // [555] (byte) sprites_irq::ypos#0 ← (volatile byte) irq_sprite_ypos -- vbuaa=vbuz1 
     // Place the sprites
     lda.z irq_sprite_ypos
     // SPRITES_YPOS[0] = ypos
-    // [551] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [556] *((const nomodify byte*) SPRITES_YPOS) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS
     // SPRITES_YPOS[2] = ypos
-    // [552] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [557] *((const nomodify byte*) SPRITES_YPOS+(byte) 2) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS+2
     // SPRITES_YPOS[4] = ypos
-    // [553] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [558] *((const nomodify byte*) SPRITES_YPOS+(byte) 4) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS+4
     // SPRITES_YPOS[6] = ypos
-    // [554] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
+    // [559] *((const nomodify byte*) SPRITES_YPOS+(byte) 6) ← (byte) sprites_irq::ypos#0 -- _deref_pbuc1=vbuaa 
     sta SPRITES_YPOS+6
     // irq_raster_next+1
-    // [555] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1 -- vbuxx=vbuz1_plus_1 
+    // [560] (byte~) sprites_irq::$0 ← (volatile byte) irq_raster_next + (byte) 1 -- vbuxx=vbuz1_plus_1 
     ldx.z irq_raster_next
     inx
     // raster_sprite_gfx_modify = irq_raster_next+1
-    // [556] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0 -- vbuz1=vbuxx 
+    // [561] (volatile byte) sprites_irq::raster_sprite_gfx_modify ← (byte~) sprites_irq::$0 -- vbuz1=vbuxx 
     // Wait for the y-position before changing sprite pointers
     stx.z raster_sprite_gfx_modify
     // sprites_irq::@8
   __b8:
     // while(*RASTER<raster_sprite_gfx_modify)
-    // [557] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 -- _deref_pbuc1_lt_vbuz1_then_la1 
+    // [562] if(*((const nomodify byte*) RASTER)<(volatile byte) sprites_irq::raster_sprite_gfx_modify) goto sprites_irq::@8 -- _deref_pbuc1_lt_vbuz1_then_la1 
     lda RASTER
     cmp.z raster_sprite_gfx_modify
     bcc __b8
     // sprites_irq::@9
     // ptr = irq_sprite_ptr
-    // [558] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr -- vbuxx=vbuz1 
+    // [563] (byte) sprites_irq::ptr#0 ← (volatile byte) irq_sprite_ptr -- vbuxx=vbuz1 
     ldx.z irq_sprite_ptr
     // if(render_screen_showing==0)
-    // [559] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 -- vbuz1_eq_0_then_la1 
+    // [564] if((volatile byte) render_screen_showing==(byte) 0) goto sprites_irq::@1 -- vbuz1_eq_0_then_la1 
     lda.z render_screen_showing
     cmp #0
     beq __b1
     // sprites_irq::@10
     // PLAYFIELD_SPRITE_PTRS_2[0] = ptr++
-    // [560] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
+    // [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_2
     // PLAYFIELD_SPRITE_PTRS_2[0] = ptr++;
-    // [561] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0 -- vbuaa=_inc_vbuxx 
+    // [566] (byte) sprites_irq::ptr#3 ← ++ (byte) sprites_irq::ptr#0 -- vbuaa=_inc_vbuxx 
     inx
     txa
     // PLAYFIELD_SPRITE_PTRS_2[1] = ptr
-    // [562] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
+    // [567] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 1) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_2+1
     // PLAYFIELD_SPRITE_PTRS_2[2] = ptr++
-    // [563] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
+    // [568] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 2) ← (byte) sprites_irq::ptr#3 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_2+2
     // PLAYFIELD_SPRITE_PTRS_2[2] = ptr++;
-    // [564] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3 -- vbuaa=_inc_vbuaa 
+    // [569] (byte) sprites_irq::ptr#4 ← ++ (byte) sprites_irq::ptr#3 -- vbuaa=_inc_vbuaa 
     clc
     adc #1
     // PLAYFIELD_SPRITE_PTRS_2[3] = ptr
-    // [565] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4 -- _deref_pbuc1=vbuaa 
+    // [570] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_2+(byte) 3) ← (byte) sprites_irq::ptr#4 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_2+3
     // sprites_irq::@2
   __b2:
     // ++irq_cnt;
-    // [566] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt -- vbuz1=_inc_vbuz1 
+    // [571] (volatile byte) irq_cnt ← ++ (volatile byte) irq_cnt -- vbuz1=_inc_vbuz1 
     inc.z irq_cnt
     // if(irq_cnt==9)
-    // [567] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 -- vbuz1_eq_vbuc1_then_la1 
+    // [572] if((volatile byte) irq_cnt==(byte) 9) goto sprites_irq::@3 -- vbuz1_eq_vbuc1_then_la1 
     lda #9
     cmp.z irq_cnt
     beq __b3
     // sprites_irq::@6
     // if(irq_cnt==10)
-    // [568] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 -- vbuz1_eq_vbuc1_then_la1 
+    // [573] if((volatile byte) irq_cnt==(byte) $a) goto sprites_irq::@4 -- vbuz1_eq_vbuc1_then_la1 
     lda #$a
     cmp.z irq_cnt
     beq __b4
     // sprites_irq::@7
     // irq_raster_next += 20
-    // [569] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 -- vbuz1=vbuz1_plus_vbuc1 
+    // [574] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $14 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_raster_next
     axs #-[$14]
     stx.z irq_raster_next
     // irq_sprite_ypos += 21
-    // [570] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [575] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ypos
     axs #-[$15]
     stx.z irq_sprite_ypos
     // irq_sprite_ptr += 3
-    // [571] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
+    // [576] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ptr
     axs #-[3]
     stx.z irq_sprite_ptr
     // sprites_irq::@5
   __b5:
     // *RASTER = irq_raster_next
-    // [572] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next -- _deref_pbuc1=vbuz1 
+    // [577] *((const nomodify byte*) RASTER) ← (volatile byte) irq_raster_next -- _deref_pbuc1=vbuz1 
     // Setup next interrupt
     lda.z irq_raster_next
     sta RASTER
     // *IRQ_STATUS = IRQ_RASTER
-    // [573] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
+    // [578] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IRQ_RASTER -- _deref_pbuc1=vbuc2 
     // Acknowledge the IRQ and setup the next one
     lda #IRQ_RASTER
     sta IRQ_STATUS
     // sprites_irq::@return
     // }
-    // [574] return  - exit interrupt(HARDWARE_CLOBBER)
+    // [579] return  - exit interrupt(HARDWARE_CLOBBER)
   rega:
     lda #00
   regx:
@@ -25118,20 +25272,20 @@ sprites_irq: {
     // sprites_irq::@4
   __b4:
     // irq_cnt = 0
-    // [575] (volatile byte) irq_cnt ← (byte) 0 -- vbuz1=vbuc1 
+    // [580] (volatile byte) irq_cnt ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z irq_cnt
     // irq_raster_next = IRQ_RASTER_FIRST
-    // [576] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST -- vbuz1=vbuc1 
+    // [581] (volatile byte) irq_raster_next ← (const nomodify byte) IRQ_RASTER_FIRST -- vbuz1=vbuc1 
     lda #IRQ_RASTER_FIRST
     sta.z irq_raster_next
     // irq_sprite_ypos += 21
-    // [577] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [582] (volatile byte) irq_sprite_ypos ← (volatile byte) irq_sprite_ypos + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ypos
     axs #-[$15]
     stx.z irq_sprite_ypos
     // irq_sprite_ptr += 3
-    // [578] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
+    // [583] (volatile byte) irq_sprite_ptr ← (volatile byte) irq_sprite_ptr + (byte) 3 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_sprite_ptr
     axs #-[3]
     stx.z irq_sprite_ptr
@@ -25139,42 +25293,42 @@ sprites_irq: {
     // sprites_irq::@3
   __b3:
     // irq_raster_next += 21
-    // [579] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
+    // [584] (volatile byte) irq_raster_next ← (volatile byte) irq_raster_next + (byte) $15 -- vbuz1=vbuz1_plus_vbuc1 
     lax.z irq_raster_next
     axs #-[$15]
     stx.z irq_raster_next
     // irq_sprite_ypos = SPRITES_FIRST_YPOS
-    // [580] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS -- vbuz1=vbuc1 
+    // [585] (volatile byte) irq_sprite_ypos ← (const nomodify byte) SPRITES_FIRST_YPOS -- vbuz1=vbuc1 
     lda #SPRITES_FIRST_YPOS
     sta.z irq_sprite_ypos
-    // [581] phi from sprites_irq::@3 to sprites_irq::toSpritePtr1 [phi:sprites_irq::@3->sprites_irq::toSpritePtr1]
+    // [586] phi from sprites_irq::@3 to sprites_irq::toSpritePtr1 [phi:sprites_irq::@3->sprites_irq::toSpritePtr1]
     // sprites_irq::toSpritePtr1
     // sprites_irq::@11
     // irq_sprite_ptr = toSpritePtr(PLAYFIELD_SPRITES)
-    // [582] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 -- vbuz1=vbuc1 
+    // [587] (volatile byte) irq_sprite_ptr ← (const byte) sprites_irq::toSpritePtr1_return#0 -- vbuz1=vbuc1 
     lda #toSpritePtr1_return
     sta.z irq_sprite_ptr
     jmp __b5
     // sprites_irq::@1
   __b1:
     // PLAYFIELD_SPRITE_PTRS_1[0] = ptr++
-    // [583] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
+    // [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1) ← (byte) sprites_irq::ptr#0 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_1
     // PLAYFIELD_SPRITE_PTRS_1[0] = ptr++;
-    // [584] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0 -- vbuxx=_inc_vbuxx 
+    // [589] (byte) sprites_irq::ptr#1 ← ++ (byte) sprites_irq::ptr#0 -- vbuxx=_inc_vbuxx 
     inx
     // PLAYFIELD_SPRITE_PTRS_1[1] = ptr
-    // [585] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
+    // [590] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 1) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_1+1
     // PLAYFIELD_SPRITE_PTRS_1[2] = ptr++
-    // [586] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
+    // [591] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 2) ← (byte) sprites_irq::ptr#1 -- _deref_pbuc1=vbuxx 
     stx PLAYFIELD_SPRITE_PTRS_1+2
     // PLAYFIELD_SPRITE_PTRS_1[2] = ptr++;
-    // [587] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1 -- vbuaa=_inc_vbuxx 
+    // [592] (byte) sprites_irq::ptr#2 ← ++ (byte) sprites_irq::ptr#1 -- vbuaa=_inc_vbuxx 
     inx
     txa
     // PLAYFIELD_SPRITE_PTRS_1[3] = ptr
-    // [588] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2 -- _deref_pbuc1=vbuaa 
+    // [593] *((const nomodify byte*) PLAYFIELD_SPRITE_PTRS_1+(byte) 3) ← (byte) sprites_irq::ptr#2 -- _deref_pbuc1=vbuaa 
     sta PLAYFIELD_SPRITE_PTRS_1+3
     jmp __b2
 }
diff --git a/src/test/ref/complex/tetris/tetris.sym b/src/test/ref/complex/tetris/tetris.sym
index bb73dce86..b829abc3f 100644
--- a/src/test/ref/complex/tetris/tetris.sym
+++ b/src/test/ref/complex/tetris/tetris.sym
@@ -58,10 +58,36 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const to_nomodify byte*) MOVEDOWN_SLOW_SPEEDS[]  = { (byte) $30, (byte) $2b, (byte) $26, (byte) $21, (byte) $1c, (byte) $17, (byte) $12, (byte) $d, (byte) 8, (byte) 6, (byte) 5, (byte) 5, (byte) 5, (byte) 4, (byte) 4, (byte) 4, (byte) 3, (byte) 3, (byte) 3, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 2, (byte) 1 }
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const nomodify byte) ORANGE = (byte) 8
 (const word*) PIECES[]  = { (word)(const byte*) PIECE_T, (word)(const byte*) PIECE_S, (word)(const byte*) PIECE_Z, (word)(const byte*) PIECE_J, (word)(const byte*) PIECE_O, (word)(const byte*) PIECE_I, (word)(const byte*) PIECE_L }
 (const byte*) PIECES_CHARS[]  = { (byte) $65, (byte) $66, (byte) $a6, (byte) $66, (byte) $65, (byte) $65, (byte) $a6 }
@@ -105,10 +131,8 @@
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte) RED = (byte) 2
 (const to_nomodify dword*) SCORE_BASE_BCD[]  = { (dword) 0, (dword) $40, (dword) $100, (dword) $300, (dword) $1200 }
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const nomodify byte*) SPRITES_COLS = (byte*) 53287
 (const nomodify byte*) SPRITES_ENABLE = (byte*) 53269
 (const nomodify byte*) SPRITES_EXPAND_X = (byte*) 53277
@@ -144,29 +168,29 @@
 (byte) current_orientation#7 current_orientation zp[1]:22 150001.5
 (byte*) current_piece
 (byte*) current_piece#10 current_piece zp[2]:19 8138.27027027027
-(byte*) current_piece#100 current_piece zp[2]:19 11.0
 (byte*) current_piece#15 current_piece zp[2]:19 7706.51282051282
 (byte*) current_piece#17 current_piece_1 zp[2]:10 1.1400006E7
 (byte*) current_piece#28 current_piece zp[2]:19 300003.0
-(byte*) current_piece#92 current_piece zp[2]:19 100001.0
+(byte*) current_piece#91 current_piece zp[2]:19 100001.0
+(byte*) current_piece#94 current_piece_1 zp[2]:10 200002.0
 (byte*) current_piece#95 current_piece_1 zp[2]:10 200002.0
 (byte*) current_piece#96 current_piece_1 zp[2]:10 200002.0
 (byte*) current_piece#97 current_piece_1 zp[2]:10 200002.0
-(byte*) current_piece#98 current_piece_1 zp[2]:10 200002.0
-(byte*) current_piece#99 current_piece_1 zp[2]:10 2000002.0
+(byte*) current_piece#98 current_piece_1 zp[2]:10 2000002.0
+(byte*) current_piece#99 current_piece zp[2]:19 11.0
 (byte) current_piece_char
 (byte) current_piece_char#10 current_piece_char zp[1]:21 1.8182183847272727E8
-(byte) current_piece_char#100 current_piece_char_1 zp[1]:9 202.0
 (byte) current_piece_char#16 current_piece_char zp[1]:21 5437.9729729729725
 (byte) current_piece_char#29 current_piece_char zp[1]:21 300003.0
-(byte) current_piece_char#5 current_piece_char zp[1]:21 34375.75
+(byte) current_piece_char#5 current_piece_char zp[1]:21 31429.257142857143
 (byte) current_piece_char#68 current_piece_char_1 zp[1]:9 47624.42857142857
-(byte) current_piece_char#99 current_piece_char_1 zp[1]:9 22.0
+(byte) current_piece_char#98 current_piece_char_1 zp[1]:9 22.0
+(byte) current_piece_char#99 current_piece_char_1 zp[1]:9 202.0
 (byte*) current_piece_gfx
-(byte*) current_piece_gfx#111 current_piece_gfx_1 zp[2]:7 11.0
-(byte*) current_piece_gfx#112 current_piece_gfx_1 zp[2]:7 101.0
-(byte*) current_piece_gfx#116 current_piece_gfx zp[2]:23 200002.0
-(byte*) current_piece_gfx#122 current_piece_gfx zp[2]:23 22.0
+(byte*) current_piece_gfx#110 current_piece_gfx_1 zp[2]:7 11.0
+(byte*) current_piece_gfx#111 current_piece_gfx_1 zp[2]:7 101.0
+(byte*) current_piece_gfx#115 current_piece_gfx zp[2]:23 200002.0
+(byte*) current_piece_gfx#121 current_piece_gfx zp[2]:23 22.0
 (byte*) current_piece_gfx#13 current_piece_gfx zp[2]:23 1.8182183847272727E8
 (byte*) current_piece_gfx#18 current_piece_gfx zp[2]:23 1009.7619047619048
 (byte*) current_piece_gfx#20 current_piece_gfx zp[2]:23 15185.37037037037
@@ -175,9 +199,9 @@
 (byte*) current_piece_gfx#64 current_piece_gfx_1 zp[2]:7 47624.42857142857
 (byte*) current_piece_gfx#7 current_piece_gfx zp[2]:23 200002.0
 (byte) current_xpos
-(byte) current_xpos#100 current_xpos zp[1]:25 67742.74193548388
-(byte) current_xpos#118 current_xpos_1 zp[1]:6 7.333333333333333
-(byte) current_xpos#119 current_xpos_1 zp[1]:6 67.33333333333333
+(byte) current_xpos#100 current_xpos zp[1]:25 61765.44117647059
+(byte) current_xpos#117 current_xpos_1 zp[1]:6 7.333333333333333
+(byte) current_xpos#118 current_xpos_1 zp[1]:6 67.33333333333333
 (byte) current_xpos#14 current_xpos zp[1]:25 1.8187293036363635E7
 (byte) current_xpos#19 current_xpos zp[1]:25 1009.7619047619048
 (byte) current_xpos#22 current_xpos zp[1]:25 36400.4
@@ -192,14 +216,14 @@
 (byte) current_ypos#19 current_ypos zp[1]:13 6425.74358974359
 (byte) current_ypos#3 current_ypos zp[1]:13 200002.0
 (byte) current_ypos#38 current_ypos zp[1]:13 300003.0
-(byte) current_ypos#6 current_ypos zp[1]:13 70000.83333333334
-(byte) current_ypos#97 reg byte x 5.5
-(byte) current_ypos#98 reg byte x 40.4
+(byte) current_ypos#6 current_ypos zp[1]:13 63637.121212121216
+(byte) current_ypos#96 reg byte x 5.5
+(byte) current_ypos#97 reg byte x 40.4
 (byte) game_over
 (byte) game_over#10 game_over zp[1]:27 6567.760869565218
 (byte) game_over#15 game_over zp[1]:27 5705.54054054054
 (byte) game_over#27 game_over zp[1]:27 300003.0
-(byte) game_over#52 game_over zp[1]:27 47827.13043478261
+(byte) game_over#52 game_over zp[1]:27 42308.61538461538
 (byte) game_over#65 game_over zp[1]:27 78572.35714285714
 (volatile byte) irq_cnt loadstore zp[1]:46 0.48000000000000004
 (volatile byte) irq_raster_next loadstore zp[1]:43 0.44444444444444453
@@ -613,21 +637,20 @@
 (byte) play_remove_lines::y#8 y zp[1]:28 1.3333333346666667E8
 (void()) play_spawn_current()
 (byte~) play_spawn_current::$1 reg byte a 2000002.0
-(byte~) play_spawn_current::$7 zp[1]:52 32258.09677419355
+(byte~) play_spawn_current::$5 reg byte a 2.000000002E9
+(byte~) play_spawn_current::$7 zp[1]:52 29411.79411764706
 (label) play_spawn_current::@1
 (label) play_spawn_current::@2
 (label) play_spawn_current::@3
 (label) play_spawn_current::@4
 (label) play_spawn_current::@5
+(label) play_spawn_current::@6
 (label) play_spawn_current::@return
 (byte) play_spawn_current::current_piece_idx
 (byte) play_spawn_current::current_piece_idx#0 reg byte x 1250001.25
 (byte) play_spawn_current::piece_idx
 (byte) play_spawn_current::piece_idx#1 piece_idx zp[1]:26 2.000000002E9
 (byte) play_spawn_current::piece_idx#2 piece_idx zp[1]:26 1.000050018E8
-(label) play_spawn_current::sid_rnd1
-(byte) play_spawn_current::sid_rnd1_return
-(byte) play_spawn_current::sid_rnd1_return#0 reg byte a 2.000000002E9
 (void()) play_update_score((byte) play_update_score::removed)
 (byte~) play_update_score::$2 reg byte a 2000002.0
 (byte~) play_update_score::$4 reg byte a 2000002.0
@@ -882,6 +905,11 @@
 (volatile dword) score_bcd loadstore zp[4]:39 14598.569343065694
 (const byte**) screen_lines_1[(const nomodify byte) PLAYFIELD_LINES]  = { fill( PLAYFIELD_LINES, 0) }
 (const byte**) screen_lines_2[(const nomodify byte) PLAYFIELD_LINES]  = { fill( PLAYFIELD_LINES, 0) }
+(byte()) sid_rnd()
+(label) sid_rnd::@return
+(byte) sid_rnd::return
+(byte) sid_rnd::return#0 reg byte a 3.666666667333333E9
+(byte) sid_rnd::return#2 reg byte a 2.000000002E9
 (void()) sid_rnd_init()
 (label) sid_rnd_init::@return
 (void()) sprites_init()
@@ -937,15 +965,15 @@ reg byte x [ render_bcd::bcd#6 render_bcd::bcd#0 render_bcd::bcd#1 render_bcd::b
 reg byte x [ render_screen_render#15 render_screen_render#65 ]
 reg byte y [ next_piece_idx#12 next_piece_idx#76 next_piece_idx#77 ]
 reg byte x [ render_next::c#2 render_next::c#1 ]
-reg byte x [ current_ypos#13 current_ypos#97 current_ypos#98 ]
+reg byte x [ current_ypos#13 current_ypos#96 current_ypos#97 ]
 zp[1]:5 [ render_screen_render#33 render_screen_render#64 render_next::l#7 render_next::l#1 ]
-zp[1]:6 [ current_xpos#59 current_xpos#118 current_xpos#119 ]
-zp[2]:7 [ current_piece_gfx#64 current_piece_gfx#111 current_piece_gfx#112 render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ]
-zp[1]:9 [ current_piece_char#68 current_piece_char#99 current_piece_char#100 ]
+zp[1]:6 [ current_xpos#59 current_xpos#117 current_xpos#118 ]
+zp[2]:7 [ current_piece_gfx#64 current_piece_gfx#110 current_piece_gfx#111 render_next::next_piece_gfx#2 render_next::next_piece_gfx#3 render_next::next_piece_gfx#8 render_next::next_piece_gfx#1 render_score::screen#3 render_bcd::screen#6 render_bcd::screen#0 render_bcd::screen#1 render_bcd::screen#2 render_bcd::screen#3 render_bcd::screen#4 render_bcd::screen#5 ]
+zp[1]:9 [ current_piece_char#68 current_piece_char#98 current_piece_char#99 ]
 reg byte x [ render_moving::c#2 render_moving::c#1 ]
 reg byte x [ render_screen_render#22 render_screen_render#63 ]
 reg byte a [ play_move_rotate::return#2 ]
-zp[2]:10 [ current_piece#17 current_piece#95 current_piece#96 current_piece#97 current_piece#98 current_piece#99 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ]
+zp[2]:10 [ current_piece#17 current_piece#94 current_piece#95 current_piece#96 current_piece#97 current_piece#98 play_collision::piece_gfx#0 render_playfield::screen_line#2 render_playfield::screen_line#0 render_playfield::screen_line#1 render_next::screen_next_area#5 render_next::screen_next_area#10 render_next::screen_next_area#11 render_next::screen_next_area#4 render_next::screen_next_area#3 render_bcd::offset#6 render_bcd::screen_pos#3 render_bcd::screen_pos#0 render_bcd::screen_pos#2 ]
 reg byte x [ play_collision::orientation#5 play_collision::orientation#0 play_collision::orientation#1 play_collision::orientation#2 play_collision::orientation#3 ]
 reg byte x [ play_collision::c#2 play_collision::c#1 ]
 reg byte a [ play_collision::return#15 ]
@@ -956,10 +984,10 @@ zp[2]:14 [ lines_bcd#26 lines_bcd#19 lines_bcd#15 lines_bcd#17 lines_bcd#29 ]
 zp[1]:16 [ level#33 level#10 level#17 level#19 level#21 ]
 zp[1]:17 [ current_movedown_slow#37 current_movedown_slow#14 current_movedown_slow#1 current_movedown_slow#21 current_movedown_slow#23 current_movedown_slow#65 current_movedown_slow#10 ]
 zp[1]:18 [ level_bcd#31 level_bcd#11 level_bcd#17 level_bcd#19 level_bcd#62 level_bcd#21 level_bcd#8 ]
-zp[2]:19 [ current_piece#28 current_piece#10 current_piece#100 current_piece#15 current_piece#92 ]
+zp[2]:19 [ current_piece#28 current_piece#10 current_piece#99 current_piece#15 current_piece#91 ]
 zp[1]:21 [ current_piece_char#29 current_piece_char#10 current_piece_char#5 current_piece_char#16 ]
 zp[1]:22 [ current_orientation#37 current_orientation#13 current_orientation#17 current_orientation#20 current_orientation#25 current_orientation#7 ]
-zp[2]:23 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#122 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#116 ]
+zp[2]:23 [ current_piece_gfx#35 current_piece_gfx#13 current_piece_gfx#121 current_piece_gfx#18 current_piece_gfx#20 current_piece_gfx#21 current_piece_gfx#7 current_piece_gfx#115 ]
 zp[1]:25 [ current_xpos#43 current_xpos#14 current_xpos#100 current_xpos#19 current_xpos#22 current_xpos#26 current_xpos#6 current_xpos#8 ]
 reg byte x [ play_move_down::return#3 ]
 zp[1]:26 [ next_piece_idx#17 next_piece_idx#30 next_piece_idx#10 play_spawn_current::piece_idx#2 next_piece_idx#16 play_spawn_current::piece_idx#1 ]
@@ -1037,7 +1065,9 @@ reg byte x [ play_update_score::removed#0 ]
 reg byte x [ play_spawn_current::current_piece_idx#0 ]
 reg byte a [ play_collision::return#10 ]
 reg byte a [ play_spawn_current::$1 ]
-reg byte a [ play_spawn_current::sid_rnd1_return#0 ]
+reg byte a [ sid_rnd::return#2 ]
+reg byte a [ play_spawn_current::$5 ]
+reg byte a [ sid_rnd::return#0 ]
 reg byte a [ play_update_score::$2 ]
 zp[1]:52 [ play_update_score::lines_before#0 play_spawn_current::$7 ]
 reg byte a [ play_update_score::$9 ]
diff --git a/src/test/ref/cordic-atan2-16-ref.log b/src/test/ref/cordic-atan2-16-ref.log
index ec3214122..4247b566b 100644
--- a/src/test/ref/cordic-atan2-16-ref.log
+++ b/src/test/ref/cordic-atan2-16-ref.log
@@ -1,7 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) CHARSET 
 
@@ -560,6 +558,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -1855,6 +1876,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
 (signed word~) atan2_16::$2 20002.0
 (byte~) atan2_16::$22 2.0000002E7
@@ -3225,6 +3269,7 @@ Uplift Scope [] 12,603: zp[2]:12 [ print_char_cursor#18 print_char_cursor#24 pri
 Uplift Scope [print_uchar] 2,002: zp[1]:61 [ print_uchar::$0 ] 2,002: zp[1]:62 [ print_uchar::$2 ] 955: zp[1]:10 [ print_uchar::b#2 print_uchar::b#0 print_uchar::b#1 ] 
 Uplift Scope [print_uint] 71: zp[2]:59 [ print_uint::w#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 
 Uplifting [atan2_16] best 1158649 combination reg byte y [ atan2_16::shift#2 atan2_16::shift#5 atan2_16::shift#1 ] zp[2]:25 [ atan2_16::yd#5 atan2_16::yd#3 atan2_16::yd#10 atan2_16::yd#1 atan2_16::yd#2 ] zp[2]:27 [ atan2_16::xd#5 atan2_16::xd#3 atan2_16::xd#10 atan2_16::xd#1 atan2_16::xd#2 ] zp[2]:20 [ atan2_16::angle#6 atan2_16::angle#12 atan2_16::angle#13 atan2_16::angle#2 atan2_16::angle#3 ] zp[2]:15 [ atan2_16::yi#3 atan2_16::yi#8 atan2_16::yi#0 atan2_16::yi#16 atan2_16::$2 atan2_16::yi#1 atan2_16::yi#2 ] zp[2]:17 [ atan2_16::xi#3 atan2_16::xi#8 atan2_16::xi#0 atan2_16::xi#13 atan2_16::$7 atan2_16::xi#1 atan2_16::xi#2 ] reg byte a [ atan2_16::$23 ] reg byte a [ atan2_16::$22 ] reg byte x [ atan2_16::i#2 atan2_16::i#1 ] zp[2]:22 [ atan2_16::return#0 atan2_16::angle#11 atan2_16::angle#1 atan2_16::angle#4 atan2_16::angle#5 ] zp[2]:47 [ atan2_16::return#2 ] zp[2]:43 [ atan2_16::x#0 ] zp[2]:45 [ atan2_16::y#0 ] 
@@ -3240,6 +3285,7 @@ Uplifting [] best 1136236 combination zp[2]:12 [ print_char_cursor#18 print_char
 Uplifting [print_uchar] best 1136218 combination reg byte a [ print_uchar::$0 ] reg byte x [ print_uchar::$2 ] reg byte x [ print_uchar::b#2 print_uchar::b#0 print_uchar::b#1 ] 
 Uplifting [print_uint] best 1136218 combination zp[2]:59 [ print_uint::w#0 ] 
 Uplifting [MOS6526_CIA] best 1136218 combination 
+Uplifting [MOS6581_SID] best 1136218 combination 
 Uplifting [RADIX] best 1136218 combination 
 Attempting to uplift remaining variables inzp[1]:38 [ init_font_hex::idx#5 init_font_hex::idx#2 ]
 Uplifting [init_font_hex] best 1136218 combination zp[1]:38 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 
@@ -4278,6 +4324,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/cordic-atan2-16-ref.sym b/src/test/ref/cordic-atan2-16-ref.sym
index 3bb9204e2..543a57859 100644
--- a/src/test/ref/cordic-atan2-16-ref.sym
+++ b/src/test/ref/cordic-atan2-16-ref.sym
@@ -23,6 +23,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/cordic-atan2-16.log b/src/test/ref/cordic-atan2-16.log
index 4dac58eaf..840ad50ff 100644
--- a/src/test/ref/cordic-atan2-16.log
+++ b/src/test/ref/cordic-atan2-16.log
@@ -1,7 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) CHARSET 
 
@@ -406,6 +404,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $2800
 (const byte) SIZEOF_WORD = (byte) 2
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
@@ -1407,6 +1428,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
 (signed word~) atan2_16::$2 20002.0
 (byte~) atan2_16::$22 2.0000002E7
@@ -2429,6 +2473,7 @@ Uplift Scope [atan2_16] 286,666,670.58: zp[1]:15 [ atan2_16::shift#2 atan2_16::s
 Uplift Scope [init_font_hex] 216,668.83: zp[1]:28 [ init_font_hex::i#2 init_font_hex::i#1 ] 200,002: zp[1]:48 [ init_font_hex::$1 ] 200,002: zp[1]:49 [ init_font_hex::$2 ] 115,001.6: zp[1]:29 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 100,001: zp[1]:47 [ init_font_hex::$0 ] 20,002: zp[1]:50 [ init_font_hex::idx#3 ] 16,334.97: zp[1]:27 [ init_font_hex::c1#4 init_font_hex::c1#1 ] 16,288.71: zp[2]:23 [ init_font_hex::charset#2 init_font_hex::charset#5 init_font_hex::charset#0 ] 14,231.5: zp[2]:25 [ init_font_hex::proto_lo#4 init_font_hex::proto_lo#1 ] 6,334.17: zp[2]:20 [ init_font_hex::proto_hi#6 init_font_hex::proto_hi#1 ] 1,606.87: zp[1]:22 [ init_font_hex::c#6 init_font_hex::c#1 ] 
 Uplift Scope [main] 2,002: zp[2]:40 [ main::angle_w#0 ] 2,002: zp[2]:42 [ main::$3 ] 2,002: zp[1]:44 [ main::ang_w#0 ] 1,668.33: zp[1]:3 [ main::x#2 main::x#1 ] 904.78: zp[2]:4 [ main::screen#2 main::screen#4 main::screen#1 ] 500.5: zp[2]:30 [ main::xw#0 ] 500.5: zp[2]:32 [ main::yw#0 ] 164.97: zp[1]:2 [ main::y#4 main::y#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [atan2_16] best 1149809 combination reg byte y [ atan2_16::shift#2 atan2_16::shift#5 atan2_16::shift#1 ] zp[2]:16 [ atan2_16::yd#5 atan2_16::yd#3 atan2_16::yd#10 atan2_16::yd#1 atan2_16::yd#2 ] zp[2]:18 [ atan2_16::xd#5 atan2_16::xd#3 atan2_16::xd#10 atan2_16::xd#1 atan2_16::xd#2 ] zp[2]:11 [ atan2_16::angle#6 atan2_16::angle#12 atan2_16::angle#13 atan2_16::angle#2 atan2_16::angle#3 ] zp[2]:6 [ atan2_16::yi#3 atan2_16::yi#8 atan2_16::yi#0 atan2_16::yi#16 atan2_16::$2 atan2_16::yi#1 atan2_16::yi#2 ] zp[2]:8 [ atan2_16::xi#3 atan2_16::xi#8 atan2_16::xi#0 atan2_16::xi#13 atan2_16::$7 atan2_16::xi#1 atan2_16::xi#2 ] reg byte a [ atan2_16::$23 ] reg byte a [ atan2_16::$22 ] reg byte x [ atan2_16::i#2 atan2_16::i#1 ] zp[2]:13 [ atan2_16::return#0 atan2_16::angle#11 atan2_16::angle#1 atan2_16::angle#4 atan2_16::angle#5 ] zp[2]:38 [ atan2_16::return#2 ] zp[2]:34 [ atan2_16::x#0 ] zp[2]:36 [ atan2_16::y#0 ] 
@@ -2437,6 +2482,7 @@ Uplifting [init_font_hex] best 1130809 combination reg byte x [ init_font_hex::i
 Limited combination testing to 100 combinations of 6912 possible.
 Uplifting [main] best 1130209 combination zp[2]:40 [ main::angle_w#0 ] zp[2]:42 [ main::$3 ] reg byte a [ main::ang_w#0 ] zp[1]:3 [ main::x#2 main::x#1 ] zp[2]:4 [ main::screen#2 main::screen#4 main::screen#1 ] zp[2]:30 [ main::xw#0 ] zp[2]:32 [ main::yw#0 ] zp[1]:2 [ main::y#4 main::y#1 ] 
 Uplifting [MOS6526_CIA] best 1130209 combination 
+Uplifting [MOS6581_SID] best 1130209 combination 
 Uplifting [] best 1130209 combination 
 Attempting to uplift remaining variables inzp[1]:29 [ init_font_hex::idx#5 init_font_hex::idx#2 ]
 Uplifting [init_font_hex] best 1130209 combination zp[1]:29 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 
@@ -3251,6 +3297,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 10240
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
 (signed word~) atan2_16::$2 zp[2]:10 20002.0
diff --git a/src/test/ref/cordic-atan2-16.sym b/src/test/ref/cordic-atan2-16.sym
index 46a55c2f0..d47a7dbec 100644
--- a/src/test/ref/cordic-atan2-16.sym
+++ b/src/test/ref/cordic-atan2-16.sym
@@ -23,6 +23,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 10240
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
 (signed word~) atan2_16::$2 zp[2]:10 20002.0
diff --git a/src/test/ref/cordic-atan2-clear.log b/src/test/ref/cordic-atan2-clear.log
index d2c8b7774..a4d1a1adf 100644
--- a/src/test/ref/cordic-atan2-clear.log
+++ b/src/test/ref/cordic-atan2-clear.log
@@ -1,7 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) CHARSET 
 
@@ -460,6 +458,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (const nomodify byte*) SCREEN = (byte*)(number) $2800
 (const byte) SIZEOF_WORD = (byte) 2
@@ -1609,6 +1630,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
 (signed word~) atan2_16::$2 200002.0
 (byte~) atan2_16::$22 2.00000002E8
@@ -2841,6 +2885,7 @@ Uplift Scope [init_font_hex] 216,668.83: zp[1]:33 [ init_font_hex::i#2 init_font
 Uplift Scope [init_angle_screen] 21,820.36: zp[1]:10 [ init_angle_screen::xb#2 init_angle_screen::xb#1 ] 20,002: zp[1]:35 [ init_angle_screen::$3 ] 20,002: zp[1]:36 [ init_angle_screen::$4 ] 20,002: zp[1]:39 [ init_angle_screen::$5 ] 20,002: zp[2]:48 [ init_angle_screen::angle_w#0 ] 20,002: zp[2]:50 [ init_angle_screen::$7 ] 20,002: zp[1]:53 [ init_angle_screen::$9 ] 20,002: zp[1]:54 [ init_angle_screen::$10 ] 20,002: zp[1]:55 [ init_angle_screen::$11 ] 12,858.43: zp[1]:9 [ init_angle_screen::x#2 init_angle_screen::x#1 ] 7,143.57: zp[1]:52 [ init_angle_screen::ang_w#0 ] 5,000.5: zp[2]:40 [ init_angle_screen::yw#0 ] 3,333.67: zp[2]:37 [ init_angle_screen::xw#0 ] 1,963.15: zp[1]:4 [ init_angle_screen::y#5 init_angle_screen::y#1 ] 1,547.49: zp[2]:7 [ init_angle_screen::screen_bottomline#6 init_angle_screen::screen_bottomline#1 ] 1,417.33: zp[2]:5 [ init_angle_screen::screen_topline#6 init_angle_screen::screen_topline#1 ] 
 Uplift Scope [main] 1,028.5: zp[2]:2 [ main::clear_char#5 main::clear_char#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [atan2_16] best 1174671 combination reg byte y [ atan2_16::shift#2 atan2_16::shift#5 atan2_16::shift#1 ] zp[2]:21 [ atan2_16::yd#5 atan2_16::yd#3 atan2_16::yd#10 atan2_16::yd#1 atan2_16::yd#2 ] zp[2]:23 [ atan2_16::xd#5 atan2_16::xd#3 atan2_16::xd#10 atan2_16::xd#1 atan2_16::xd#2 ] zp[2]:16 [ atan2_16::angle#6 atan2_16::angle#12 atan2_16::angle#13 atan2_16::angle#2 atan2_16::angle#3 ] zp[2]:11 [ atan2_16::yi#3 atan2_16::yi#8 atan2_16::yi#0 atan2_16::yi#16 atan2_16::$2 atan2_16::yi#1 atan2_16::yi#2 ] zp[2]:13 [ atan2_16::xi#3 atan2_16::xi#8 atan2_16::xi#0 atan2_16::xi#13 atan2_16::$7 atan2_16::xi#1 atan2_16::xi#2 ] reg byte a [ atan2_16::$23 ] reg byte a [ atan2_16::$22 ] reg byte x [ atan2_16::i#2 atan2_16::i#1 ] zp[2]:18 [ atan2_16::return#0 atan2_16::angle#11 atan2_16::angle#1 atan2_16::angle#4 atan2_16::angle#5 ] zp[2]:46 [ atan2_16::return#2 ] zp[2]:42 [ atan2_16::x#0 ] zp[2]:44 [ atan2_16::y#0 ] 
@@ -2851,6 +2896,7 @@ Uplifting [init_angle_screen] best 1154071 combination zp[1]:10 [ init_angle_scr
 Limited combination testing to 100 combinations of 65536 possible.
 Uplifting [main] best 1154071 combination zp[2]:2 [ main::clear_char#5 main::clear_char#1 ] 
 Uplifting [MOS6526_CIA] best 1154071 combination 
+Uplifting [MOS6581_SID] best 1154071 combination 
 Uplifting [] best 1154071 combination 
 Attempting to uplift remaining variables inzp[1]:34 [ init_font_hex::idx#5 init_font_hex::idx#2 ]
 Uplifting [init_font_hex] best 1154071 combination zp[1]:34 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 
@@ -3811,6 +3857,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte*) SCREEN = (byte*) 10240
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
diff --git a/src/test/ref/cordic-atan2-clear.sym b/src/test/ref/cordic-atan2-clear.sym
index 3d889d845..191b3777b 100644
--- a/src/test/ref/cordic-atan2-clear.sym
+++ b/src/test/ref/cordic-atan2-clear.sym
@@ -22,6 +22,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte*) SCREEN = (byte*) 10240
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
diff --git a/src/test/ref/cordic-atan2.log b/src/test/ref/cordic-atan2.log
index 4f9cd6228..e632e658c 100644
--- a/src/test/ref/cordic-atan2.log
+++ b/src/test/ref/cordic-atan2.log
@@ -1,7 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) CHARSET 
 
@@ -337,6 +335,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $2800
 (byte()) atan2_8((signed byte) atan2_8::x , (signed byte) atan2_8::y)
 (bool~) atan2_8::$0
@@ -1164,6 +1185,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte()) atan2_8((signed byte) atan2_8::x , (signed byte) atan2_8::y)
 (signed byte~) atan2_8::$2 20002.0
 (signed byte~) atan2_8::$7 20002.0
@@ -1983,6 +2027,7 @@ Uplift Scope [atan2_8] 77,787,786.56: zp[1]:9 [ atan2_8::angle#6 atan2_8::angle#
 Uplift Scope [init_font_hex] 216,668.83: zp[1]:19 [ init_font_hex::i#2 init_font_hex::i#1 ] 200,002: zp[1]:28 [ init_font_hex::$1 ] 200,002: zp[1]:29 [ init_font_hex::$2 ] 115,001.6: zp[1]:20 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 100,001: zp[1]:27 [ init_font_hex::$0 ] 20,002: zp[1]:30 [ init_font_hex::idx#3 ] 16,334.97: zp[1]:18 [ init_font_hex::c1#4 init_font_hex::c1#1 ] 16,288.71: zp[2]:14 [ init_font_hex::charset#2 init_font_hex::charset#5 init_font_hex::charset#0 ] 14,231.5: zp[2]:16 [ init_font_hex::proto_lo#4 init_font_hex::proto_lo#1 ] 6,334.17: zp[2]:11 [ init_font_hex::proto_hi#6 init_font_hex::proto_hi#1 ] 1,606.87: zp[1]:13 [ init_font_hex::c#6 init_font_hex::c#1 ] 
 Uplift Scope [main] 2,002: zp[1]:24 [ main::angle#0 ] 1,876.88: zp[1]:3 [ main::x#2 main::x#1 ] 1,066.03: zp[2]:4 [ main::screen#2 main::screen#4 main::screen#1 ] 260.86: zp[1]:2 [ main::y#4 main::y#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [atan2_8] best 278273 combination zp[1]:9 [ atan2_8::angle#6 atan2_8::angle#12 atan2_8::angle#13 atan2_8::angle#2 atan2_8::angle#3 ] reg byte x [ atan2_8::yi#3 atan2_8::yi#7 atan2_8::yi#0 atan2_8::yi#11 atan2_8::$2 atan2_8::yi#1 atan2_8::yi#2 ] zp[1]:7 [ atan2_8::xi#3 atan2_8::xi#7 atan2_8::xi#0 atan2_8::xi#8 atan2_8::$7 atan2_8::xi#1 atan2_8::xi#2 ] zp[1]:8 [ atan2_8::i#2 atan2_8::i#1 ] zp[1]:26 [ atan2_8::yd#0 ] zp[1]:25 [ atan2_8::xd#0 ] zp[1]:10 [ atan2_8::return#0 atan2_8::angle#11 atan2_8::angle#1 atan2_8::angle#4 atan2_8::angle#5 ] zp[1]:23 [ atan2_8::return#2 ] zp[1]:21 [ atan2_8::x#0 ] zp[1]:22 [ atan2_8::y#0 ] 
@@ -1991,6 +2036,7 @@ Uplifting [init_font_hex] best 259273 combination reg byte x [ init_font_hex::i#
 Limited combination testing to 100 combinations of 6912 possible.
 Uplifting [main] best 258673 combination reg byte a [ main::angle#0 ] zp[1]:3 [ main::x#2 main::x#1 ] zp[2]:4 [ main::screen#2 main::screen#4 main::screen#1 ] zp[1]:2 [ main::y#4 main::y#1 ] 
 Uplifting [MOS6526_CIA] best 258673 combination 
+Uplifting [MOS6581_SID] best 258673 combination 
 Uplifting [] best 258673 combination 
 Attempting to uplift remaining variables inzp[1]:9 [ atan2_8::angle#6 atan2_8::angle#12 atan2_8::angle#13 atan2_8::angle#2 atan2_8::angle#3 ]
 Uplifting [atan2_8] best 258673 combination zp[1]:9 [ atan2_8::angle#6 atan2_8::angle#12 atan2_8::angle#13 atan2_8::angle#2 atan2_8::angle#3 ] 
@@ -2694,6 +2740,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 10240
 (byte()) atan2_8((signed byte) atan2_8::x , (signed byte) atan2_8::y)
 (signed byte~) atan2_8::$2 reg byte x 20002.0
diff --git a/src/test/ref/cordic-atan2.sym b/src/test/ref/cordic-atan2.sym
index f0bca7eef..836f2d509 100644
--- a/src/test/ref/cordic-atan2.sym
+++ b/src/test/ref/cordic-atan2.sym
@@ -22,6 +22,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 10240
 (byte()) atan2_8((signed byte) atan2_8::x , (signed byte) atan2_8::y)
 (signed byte~) atan2_8::$2 reg byte x 20002.0
diff --git a/src/test/ref/danny-joystick-problem.log b/src/test/ref/danny-joystick-problem.log
index 76c7ecf39..69539733f 100644
--- a/src/test/ref/danny-joystick-problem.log
+++ b/src/test/ref/danny-joystick-problem.log
@@ -1,8 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -46,6 +41,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (void()) main()
@@ -113,6 +131,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte) main::port4Value
 (byte) main::port4Value#0 22.0
@@ -182,10 +223,12 @@ Potential registers zp[1]:2 [ main::port4Value#0 ] : zp[1]:2 , reg byte a , reg
 REGISTER UPLIFT SCOPES
 Uplift Scope [main] 22: zp[1]:2 [ main::port4Value#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [main] best 41 combination reg byte a [ main::port4Value#0 ] 
 Uplifting [MOS6526_CIA] best 41 combination 
+Uplifting [MOS6581_SID] best 41 combination 
 Uplifting [] best 41 combination 
 
 ASSEMBLER BEFORE OPTIMIZATION
@@ -272,6 +315,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) SCREEN = (byte*) 1024
 (void()) main()
diff --git a/src/test/ref/danny-joystick-problem.sym b/src/test/ref/danny-joystick-problem.sym
index 2b51c1bb1..81264ffd2 100644
--- a/src/test/ref/danny-joystick-problem.sym
+++ b/src/test/ref/danny-joystick-problem.sym
@@ -16,6 +16,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) SCREEN = (byte*) 1024
 (void()) main()
diff --git a/src/test/ref/declared-memory-var-3.log b/src/test/ref/declared-memory-var-3.log
index c6ac1b6c8..65e647c85 100644
--- a/src/test/ref/declared-memory-var-3.log
+++ b/src/test/ref/declared-memory-var-3.log
@@ -1,6 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct foo*) main::barp ← &(struct foo) bar
-Replacing struct member reference *((struct foo*) main::barp).thing1 with member unwinding reference *((byte*~) main::$0)
-Replacing struct member reference *((struct foo*) main::barp).thing2 with member unwinding reference *((byte*~) main::$1)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/declared-memory-var-4.log b/src/test/ref/declared-memory-var-4.log
index 7e82fab42..92a12ad9c 100644
--- a/src/test/ref/declared-memory-var-4.log
+++ b/src/test/ref/declared-memory-var-4.log
@@ -3,9 +3,6 @@ Fixing struct type size struct foo to 14
 Fixing struct type SIZE_OF struct foo to 14
 Fixing struct type SIZE_OF struct foo to 14
 Setting struct to load/store in variable affected by address-of (struct foo*) main::barp ← &(struct foo) bar
-Replacing struct member reference *((struct foo*) main::barp).thing1 with member unwinding reference *((byte*~) main::$1)
-Replacing struct member reference *((struct foo*) main::barp).thing2 with member unwinding reference *((byte*~) main::$2)
-Replacing struct member reference *((struct foo*) main::barp).thing3 with member unwinding reference (byte*~) main::$3
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/declared-memory-var-5.log b/src/test/ref/declared-memory-var-5.log
index 804b5452d..7bc35cea8 100644
--- a/src/test/ref/declared-memory-var-5.log
+++ b/src/test/ref/declared-memory-var-5.log
@@ -1,5 +1,3 @@
-Replacing struct member reference (struct foo) bar.thing1 with member unwinding reference *((byte*)&(struct foo) bar+(const byte) OFFSET_STRUCT_FOO_THING1)
-Replacing struct member reference (struct foo) bar.thing2 with member unwinding reference *((byte*)&(struct foo) bar+(const byte) OFFSET_STRUCT_FOO_THING2)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/enum-7.log b/src/test/ref/enum-7.log
index 7021ddb26..e6327bdc2 100644
--- a/src/test/ref/enum-7.log
+++ b/src/test/ref/enum-7.log
@@ -1,11 +1,3 @@
-Created struct value member variable (byte) main::button_color
-Created struct value member variable (byte) main::button_size
-Converted struct value to member variables (struct Button) main::button
-Unwinding value copy (struct Button) main::button ← { color: (const byte) RED, size: (byte) $18 }
-Adding value simple copy (byte) main::button_color ← (const byte) RED
-Adding value simple copy (byte) main::button_size ← (byte) $18
-Replacing struct member reference (struct Button) main::button.color with member unwinding reference (byte) main::button_color
-Replacing struct member reference (struct Button) main::button.size with member unwinding reference (byte) main::button_size
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/enum-8.log b/src/test/ref/enum-8.log
index 5ac158f3e..6da7d5c33 100644
--- a/src/test/ref/enum-8.log
+++ b/src/test/ref/enum-8.log
@@ -1,11 +1,3 @@
-Created struct value member variable (byte) main::button_color
-Created struct value member variable (byte) main::button_size
-Converted struct value to member variables (struct Button) main::button
-Unwinding value copy (struct Button) main::button ← { color: (const byte) RED, size: (byte) $18 }
-Adding value simple copy (byte) main::button_color ← (const byte) RED
-Adding value simple copy (byte) main::button_size ← (byte) $18
-Replacing struct member reference (struct Button) main::button.color with member unwinding reference (byte) main::button_color
-Replacing struct member reference (struct Button) main::button.size with member unwinding reference (byte) main::button_size
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/examples/3d/3d.log b/src/test/ref/examples/3d/3d.log
index 72462951d..1a297f5ea 100644
--- a/src/test/ref/examples/3d/3d.log
+++ b/src/test/ref/examples/3d/3d.log
@@ -89,8 +89,6 @@ Resolved forward reference COSH_LO to (byte*) COSH_LO
 Resolved forward reference mulf_sqr1 to (const byte*) mulf_sqr1
 Resolved forward reference mulf_sqr2 to (const byte*) mulf_sqr2
 Resolved forward reference PERSP_Z to (const signed byte*) PERSP_Z
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call print_schar_pos (signed byte) sx (number) 0 (number) $25 
 Inlined call call print_schar_pos (signed byte) sy (number) 1 (number) $25 
@@ -1103,6 +1101,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const signed byte*) PERSP_Z[(number) $100]  = kickasm {{ {
     .var d = 256.0	
     .var z0 = 6.0	
@@ -3706,6 +3727,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) anim()
 (byte~) anim::$10 20002.0
 (byte~) anim::$9 20002.0
@@ -6685,6 +6729,7 @@ Uplift Scope [print_str_at] 31,254.25: zp[2]:16 [ print_str_at::str#13 print_str
 Uplift Scope [] 2,144.9: zp[1]:3 [ sy#10 sy#3 ] 1,145.49: zp[1]:2 [ sx#10 sx#3 ] 
 Uplift Scope [sprites_init] 2,836.17: zp[1]:22 [ sprites_init::i#2 sprites_init::i#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_cls] 
 Uplift Scope [main] 
@@ -6703,6 +6748,7 @@ Uplifting [print_str_at] best 74623 combination zp[2]:16 [ print_str_at::str#13
 Uplifting [] best 74623 combination zp[1]:3 [ sy#10 sy#3 ] zp[1]:2 [ sx#10 sx#3 ] 
 Uplifting [sprites_init] best 74473 combination reg byte x [ sprites_init::i#2 sprites_init::i#1 ] 
 Uplifting [MOS6526_CIA] best 74473 combination 
+Uplifting [MOS6581_SID] best 74473 combination 
 Uplifting [RADIX] best 74473 combination 
 Uplifting [print_cls] best 74473 combination 
 Uplifting [main] best 74473 combination 
@@ -9002,6 +9048,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const signed byte*) PERSP_Z[(number) $100]  = kickasm {{ {
     .var d = 256.0	
     .var z0 = 6.0	
diff --git a/src/test/ref/examples/3d/3d.sym b/src/test/ref/examples/3d/3d.sym
index 7a5935a01..41ce13756 100644
--- a/src/test/ref/examples/3d/3d.sym
+++ b/src/test/ref/examples/3d/3d.sym
@@ -21,6 +21,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const signed byte*) PERSP_Z[(number) $100]  = kickasm {{ {
     .var d = 256.0	
     .var z0 = 6.0	
diff --git a/src/test/ref/examples/3d/perspective.log b/src/test/ref/examples/3d/perspective.log
index f802d785d..8a59d8115 100644
--- a/src/test/ref/examples/3d/perspective.log
+++ b/src/test/ref/examples/3d/perspective.log
@@ -1,8 +1,6 @@
 Resolved forward reference mulf_sqr1 to (const byte*) mulf_sqr1
 Resolved forward reference mulf_sqr2 to (const byte*) mulf_sqr2
 Resolved forward reference PERSP_Z to (const signed byte*) PERSP_Z
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -472,6 +470,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const signed byte*) PERSP_Z[(number) $100]  = kickasm {{ {
     .var d = 256.0	
     .var z0 = 5.0	
@@ -1479,6 +1500,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) do_perspective((signed byte) do_perspective::x , (signed byte) do_perspective::y , (signed byte) do_perspective::z)
 (signed byte) do_perspective::x
 (signed byte) do_perspective::y
@@ -2411,6 +2455,7 @@ Uplift Scope [print_str] 31,254.25: zp[2]:4 [ print_str::str#7 print_str::str#10
 Uplift Scope [mulf_init] 2,102.1: zp[1]:15 [ mulf_init::i#2 mulf_init::i#1 ] 2,002: zp[1]:22 [ mulf_init::$5 ] 2,002: zp[1]:23 [ mulf_init::$6 ] 1,501.5: zp[1]:21 [ mulf_init::$2 ] 881.83: zp[2]:16 [ mulf_init::add#2 mulf_init::add#1 ] 819: zp[1]:20 [ mulf_init::val#0 ] 731.5: zp[2]:13 [ mulf_init::sqr#2 mulf_init::sqr#1 ] 
 Uplift Scope [print_schar] 4,504.5: zp[1]:10 [ print_schar::b#6 print_schar::b#0 print_schar::b#4 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
@@ -2427,6 +2472,7 @@ Uplifting [mulf_init] best 3803 combination reg byte y [ mulf_init::i#2 mulf_ini
 Limited combination testing to 100 combinations of 432 possible.
 Uplifting [print_schar] best 3788 combination reg byte x [ print_schar::b#6 print_schar::b#0 print_schar::b#4 ] 
 Uplifting [MOS6526_CIA] best 3788 combination 
+Uplifting [MOS6581_SID] best 3788 combination 
 Uplifting [RADIX] best 3788 combination 
 Uplifting [print_ln] best 3788 combination 
 Uplifting [print_cls] best 3788 combination 
@@ -3289,6 +3335,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const signed byte*) PERSP_Z[(number) $100]  = kickasm {{ {
     .var d = 256.0	
     .var z0 = 5.0	
diff --git a/src/test/ref/examples/3d/perspective.sym b/src/test/ref/examples/3d/perspective.sym
index 08c750738..1bca1118d 100644
--- a/src/test/ref/examples/3d/perspective.sym
+++ b/src/test/ref/examples/3d/perspective.sym
@@ -15,6 +15,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const signed byte*) PERSP_Z[(number) $100]  = kickasm {{ {
     .var d = 256.0	
     .var z0 = 5.0	
diff --git a/src/test/ref/examples/bresenham/bitmap-bresenham.log b/src/test/ref/examples/bresenham/bitmap-bresenham.log
index 324e91cef..97c65354d 100644
--- a/src/test/ref/examples/bresenham/bitmap-bresenham.log
+++ b/src/test/ref/examples/bresenham/bitmap-bresenham.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -666,6 +664,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
@@ -2152,6 +2173,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear()
 (byte*) bitmap_clear::bitmap
 (word) bitmap_clear::bitmap#0 101.0
@@ -3838,6 +3882,7 @@ Uplift Scope [bitmap_clear] 22,007.6: zp[2]:32 [ bitmap_clear::bitmap#2 bitmap_c
 Uplift Scope [bitmap_init] 3,628.62: zp[2]:38 [ bitmap_init::yoffs#2 bitmap_init::yoffs#4 bitmap_init::yoffs#1 ] 2,268.93: zp[1]:36 [ bitmap_init::bits#3 bitmap_init::bits#4 bitmap_init::bits#1 ] 2,168.83: zp[1]:35 [ bitmap_init::x#2 bitmap_init::x#1 ] 2,002: zp[1]:37 [ bitmap_init::y#2 bitmap_init::y#1 ] 2,002: zp[1]:63 [ bitmap_init::$0 ] 2,002: zp[1]:65 [ bitmap_init::$7 ] 2,002: zp[1]:66 [ bitmap_init::$8 ] 2,002: zp[1]:67 [ bitmap_init::$9 ] 500.5: zp[1]:64 [ bitmap_init::$10 ] 
 Uplift Scope [init_screen] 3,336.67: zp[2]:29 [ init_screen::c#2 init_screen::c#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
@@ -3858,6 +3903,7 @@ Uplifting [bitmap_init] best 272643 combination zp[2]:38 [ bitmap_init::yoffs#2
 Limited combination testing to 100 combinations of 34560 possible.
 Uplifting [init_screen] best 272643 combination zp[2]:29 [ init_screen::c#2 init_screen::c#1 ] 
 Uplifting [MOS6526_CIA] best 272643 combination 
+Uplifting [MOS6581_SID] best 272643 combination 
 Uplifting [main] best 272643 combination 
 Uplifting [] best 272643 combination 
 Attempting to uplift remaining variables inzp[1]:8 [ bitmap_line_xdyi::e#3 bitmap_line_xdyi::e#0 bitmap_line_xdyi::e#6 bitmap_line_xdyi::e#2 bitmap_line_xdyi::e#1 ]
@@ -5146,6 +5192,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/examples/bresenham/bitmap-bresenham.sym b/src/test/ref/examples/bresenham/bitmap-bresenham.sym
index 7f9b17f3d..4e3a4880b 100644
--- a/src/test/ref/examples/bresenham/bitmap-bresenham.sym
+++ b/src/test/ref/examples/bresenham/bitmap-bresenham.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_BMM = (byte) $20
 (const nomodify byte) VIC_DEN = (byte) $10
diff --git a/src/test/ref/examples/chargen/chargen-analysis.log b/src/test/ref/examples/chargen/chargen-analysis.log
index 5b7f2492f..ae9c9a23e 100644
--- a/src/test/ref/examples/chargen/chargen-analysis.log
+++ b/src/test/ref/examples/chargen/chargen-analysis.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -488,6 +480,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
@@ -1585,6 +1600,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte()) keyboard_get_keycode((byte) keyboard_get_keycode::ch)
 (byte) keyboard_get_keycode::ch
 (byte) keyboard_get_keycode::ch#0 11002.0
@@ -2849,6 +2887,7 @@ Uplift Scope [keyboard_get_keycode] 11,002: zp[1]:35 [ keyboard_get_keycode::ch#
 Uplift Scope [main] 4,004: zp[1]:8 [ main::pressed#2 main::pressed#1 ] 1,751.75: zp[1]:7 [ main::ch#2 main::ch#1 ] 1,501.5: zp[1]:37 [ main::key#0 ] 368.79: zp[1]:5 [ main::cur_pos#18 main::cur_pos#20 main::cur_pos#22 main::cur_pos#24 main::cur_pos#11 ] 336.67: zp[2]:2 [ main::sc#2 main::sc#1 ] 252.5: zp[1]:4 [ main::i#2 main::i#1 ] 202: zp[1]:26 [ main::$15 ] 202: zp[1]:28 [ main::$18 ] 202: zp[1]:30 [ main::$21 ] 202: zp[1]:32 [ main::$24 ] 202: zp[1]:34 [ main::$27 ] 52.68: zp[1]:6 [ main::shift#9 ] 
 Uplift Scope [print_str_at] 3,129.25: zp[2]:21 [ print_str_at::str#5 print_str_at::str#7 print_str_at::str#4 ] 2,136.67: zp[2]:23 [ print_str_at::at#5 print_str_at::at#7 print_str_at::at#4 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [plot_chargen] best 726612 combination reg byte a [ plot_chargen::$8 ] reg byte x [ plot_chargen::x#2 plot_chargen::x#1 ] zp[1]:15 [ plot_chargen::bits#2 plot_chargen::bits#0 plot_chargen::bits#1 ] zp[2]:16 [ plot_chargen::sc#3 plot_chargen::sc#7 plot_chargen::sc#0 plot_chargen::sc#2 plot_chargen::sc#1 ] reg byte a [ plot_chargen::c#2 ] zp[1]:14 [ plot_chargen::y#2 plot_chargen::y#1 ] zp[2]:12 [ plot_chargen::chargen#4 plot_chargen::chargen#0 plot_chargen::chargen#1 ] zp[2]:39 [ plot_chargen::$15 ] zp[2]:41 [ plot_chargen::$0 ] zp[1]:43 [ plot_chargen::$16 ] zp[1]:44 [ plot_chargen::$17 ] zp[1]:45 [ plot_chargen::$5 ] zp[1]:10 [ plot_chargen::shift#2 plot_chargen::shift#1 ] zp[1]:11 [ plot_chargen::pos#2 plot_chargen::pos#1 plot_chargen::pos#0 ] zp[1]:9 [ plot_chargen::ch#2 plot_chargen::ch#1 ] 
@@ -2861,6 +2900,7 @@ Uplifting [main] best 723459 combination reg byte a [ main::pressed#2 main::pres
 Limited combination testing to 100 combinations of 262144 possible.
 Uplifting [print_str_at] best 723459 combination zp[2]:21 [ print_str_at::str#5 print_str_at::str#7 print_str_at::str#4 ] zp[2]:23 [ print_str_at::at#5 print_str_at::at#7 print_str_at::at#4 ] 
 Uplifting [MOS6526_CIA] best 723459 combination 
+Uplifting [MOS6581_SID] best 723459 combination 
 Uplifting [] best 723459 combination 
 Attempting to uplift remaining variables inzp[1]:15 [ plot_chargen::bits#2 plot_chargen::bits#0 plot_chargen::bits#1 ]
 Uplifting [plot_chargen] best 723459 combination zp[1]:15 [ plot_chargen::bits#2 plot_chargen::bits#0 plot_chargen::bits#1 ] 
@@ -3954,6 +3994,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const byte*) SCREEN = (byte*) 1024
diff --git a/src/test/ref/examples/chargen/chargen-analysis.sym b/src/test/ref/examples/chargen/chargen-analysis.sym
index 5cc41beae..9ce7216a5 100644
--- a/src/test/ref/examples/chargen/chargen-analysis.sym
+++ b/src/test/ref/examples/chargen/chargen-analysis.sym
@@ -72,6 +72,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const byte*) SCREEN = (byte*) 1024
diff --git a/src/test/ref/examples/conio/nacht-screen.log b/src/test/ref/examples/conio/nacht-screen.log
index f90347032..7bab4a9b9 100644
--- a/src/test/ref/examples/conio/nacht-screen.log
+++ b/src/test/ref/examples/conio/nacht-screen.log
@@ -3,9 +3,6 @@ Fixing struct type SIZE_OF struct $0 to 41
 Fixing struct type SIZE_OF struct $0 to 41
 Setting inferred volatile on symbol affected by address-of (void~) main::$0 ← call screensize &(byte) XSize &(byte) YSize 
 Setting inferred volatile on symbol affected by address-of (void~) main::$0 ← call screensize &(volatile byte) XSize &(byte) YSize 
-Replacing struct member reference *((to_nomodify struct $0*) MakeNiceScreen::T).Msg with member unwinding reference (byte*~) MakeNiceScreen::$28
-Replacing struct member reference *((to_nomodify struct $0*) MakeNiceScreen::T).Y with member unwinding reference *((byte*~) MakeNiceScreen::$29)
-Replacing struct member reference *((to_nomodify struct $0*) MakeNiceScreen::T).Msg with member unwinding reference (byte*~) MakeNiceScreen::$30
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/examples/eightqueens/eightqueens-recursive.log b/src/test/ref/examples/eightqueens/eightqueens-recursive.log
index 7f87ad092..9c401125a 100644
--- a/src/test/ref/examples/eightqueens/eightqueens-recursive.log
+++ b/src/test/ref/examples/eightqueens/eightqueens-recursive.log
@@ -8,201 +8,6 @@ Added struct type cast to parameter value list call printf_string (byte*~) main:
 Added struct type cast to parameter value list call printf_ulong (dword) count (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_uchar (byte) print::i (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) HEXADECIMAL } 
 Added struct type cast to parameter value list call printf_uchar (byte) print::i1 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) HEXADECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Created struct value member variable (byte) tod_init::tod_TENTHS
-Created struct value member variable (byte) tod_init::tod_SEC
-Created struct value member variable (byte) tod_init::tod_MIN
-Created struct value member variable (byte) tod_init::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_init::tod
-Created struct value member variable (byte) tod_read::return_TENTHS
-Created struct value member variable (byte) tod_read::return_SEC
-Created struct value member variable (byte) tod_read::return_MIN
-Created struct value member variable (byte) tod_read::return_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_read::return
-Created struct value member variable (byte) tod_read::tod_TENTHS
-Created struct value member variable (byte) tod_read::tod_SEC
-Created struct value member variable (byte) tod_read::tod_MIN
-Created struct value member variable (byte) tod_read::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_read::tod
-Created struct value member variable (byte) tod_str::tod_TENTHS
-Created struct value member variable (byte) tod_str::tod_SEC
-Created struct value member variable (byte) tod_str::tod_MIN
-Created struct value member variable (byte) tod_str::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_str::tod
-Created struct value member variable (byte~) main::$5_TENTHS
-Created struct value member variable (byte~) main::$5_SEC
-Created struct value member variable (byte~) main::$5_MIN
-Created struct value member variable (byte~) main::$5_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY~) main::$5
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted procedure struct value parameter to member unwinding (void()) tod_init((byte) tod_init::tod_TENTHS , (byte) tod_init::tod_SEC , (byte) tod_init::tod_MIN , (byte) tod_init::tod_HOURS)
-Converted procedure struct value parameter to member unwinding (byte*()) tod_str((byte) tod_str::tod_TENTHS , (byte) tod_str::tod_SEC , (byte) tod_str::tod_MIN , (byte) tod_str::tod_HOURS)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Unwinding value copy (struct TIME_OF_DAY) tod_read::tod ← (struct TIME_OF_DAY){ (byte) tod_read::tenths, (byte) tod_read::secs, (byte) tod_read::mins, (byte) tod_read::hours }
-Adding value simple copy (byte) tod_read::tod_TENTHS ← (byte) tod_read::tenths
-Adding value simple copy (byte) tod_read::tod_SEC ← (byte) tod_read::secs
-Adding value simple copy (byte) tod_read::tod_MIN ← (byte) tod_read::mins
-Adding value simple copy (byte) tod_read::tod_HOURS ← (byte) tod_read::hours
-Unwinding value copy (struct TIME_OF_DAY) tod_read::return ← (struct TIME_OF_DAY) tod_read::tod
-Adding value simple copy (byte) tod_read::return_TENTHS ← (byte) tod_read::tod_TENTHS
-Adding value simple copy (byte) tod_read::return_SEC ← (byte) tod_read::tod_SEC
-Adding value simple copy (byte) tod_read::return_MIN ← (byte) tod_read::tod_MIN
-Adding value simple copy (byte) tod_read::return_HOURS ← (byte) tod_read::tod_HOURS
-Unwinding value copy (struct TIME_OF_DAY) tod_read::return ← (struct TIME_OF_DAY) tod_read::return
-Adding value simple copy (byte) tod_read::return_TENTHS ← (byte) tod_read::return_TENTHS
-Adding value simple copy (byte) tod_read::return_SEC ← (byte) tod_read::return_SEC
-Adding value simple copy (byte) tod_read::return_MIN ← (byte) tod_read::return_MIN
-Adding value simple copy (byte) tod_read::return_HOURS ← (byte) tod_read::return_HOURS
-Converted procedure struct return value to member unwinding return { (byte) tod_read::return_TENTHS, (byte) tod_read::return_SEC, (byte) tod_read::return_MIN, (byte) tod_read::return_HOURS }
-Converted call struct value parameter to member unwinding call printf_uint (number) 8 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding (void~) main::$3 ← call tod_init *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_TENTHS) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_SEC) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_MIN) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_HOURS) 
-Converted procedure call LValue to member unwinding { (byte~) main::$5_TENTHS, (byte~) main::$5_SEC, (byte~) main::$5_MIN, (byte~) main::$5_HOURS } ← call tod_read 
-Converted call struct value parameter to member unwinding (byte*~) main::$6 ← call tod_str (byte~) main::$5_TENTHS (byte~) main::$5_SEC (byte~) main::$5_MIN (byte~) main::$5_HOURS 
-Converted call struct value parameter to member unwinding call printf_ulong (dword) count (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_string (byte*~) main::$6 (byte) 0 (byte) 0 
-Converted call struct value parameter to member unwinding call printf_ulong (dword) count (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_uchar (byte) print::i (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uchar (byte) print::i1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.HOURS with member unwinding reference (byte) tod_init::tod_HOURS
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_HOURS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_HOURS)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.MIN with member unwinding reference (byte) tod_init::tod_MIN
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_MIN with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_MIN)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.SEC with member unwinding reference (byte) tod_init::tod_SEC
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_SEC with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_SEC)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.TENTHS with member unwinding reference (byte) tod_init::tod_TENTHS
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_10THS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_HOURS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_HOURS)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_MIN with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_MIN)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_SEC with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_SEC)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_10THS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS)
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.HOURS with member unwinding reference (byte) tod_str::tod_HOURS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.HOURS with member unwinding reference (byte) tod_str::tod_HOURS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.MIN with member unwinding reference (byte) tod_str::tod_MIN
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.MIN with member unwinding reference (byte) tod_str::tod_MIN
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.SEC with member unwinding reference (byte) tod_str::tod_SEC
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.SEC with member unwinding reference (byte) tod_str::tod_SEC
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.TENTHS with member unwinding reference (byte) tod_str::tod_TENTHS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.TENTHS with member unwinding reference (byte) tod_str::tod_TENTHS
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Eliminating unused variable with no statement (void~) main::$1
 Eliminating unused variable with no statement (void~) main::$2
@@ -2074,6 +1879,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OCTAL = (number) 8
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
@@ -6386,6 +6214,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) TIME_OF_DAY::HOURS
 (byte) TIME_OF_DAY::MIN
 (byte) TIME_OF_DAY::SEC
@@ -10217,6 +10068,7 @@ Uplift Scope [printf_uint]
 Uplift Scope [printf_string] 
 Uplift Scope [TIME_OF_DAY] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Limited combination testing to 100 combinations of 256 possible.
@@ -13319,6 +13171,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
diff --git a/src/test/ref/examples/eightqueens/eightqueens-recursive.sym b/src/test/ref/examples/eightqueens/eightqueens-recursive.sym
index 263f89b0d..d2962a9de 100644
--- a/src/test/ref/examples/eightqueens/eightqueens-recursive.sym
+++ b/src/test/ref/examples/eightqueens/eightqueens-recursive.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
diff --git a/src/test/ref/examples/eightqueens/eightqueens.log b/src/test/ref/examples/eightqueens/eightqueens.log
index 4cf99a9ed..ac810262a 100644
--- a/src/test/ref/examples/eightqueens/eightqueens.log
+++ b/src/test/ref/examples/eightqueens/eightqueens.log
@@ -8,201 +8,6 @@ Added struct type cast to parameter value list call printf_string (byte*~) main:
 Added struct type cast to parameter value list call printf_ulong (dword) count (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_uchar (byte) print::i (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) HEXADECIMAL } 
 Added struct type cast to parameter value list call printf_uchar (byte) print::i1 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) HEXADECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Created struct value member variable (byte) tod_init::tod_TENTHS
-Created struct value member variable (byte) tod_init::tod_SEC
-Created struct value member variable (byte) tod_init::tod_MIN
-Created struct value member variable (byte) tod_init::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_init::tod
-Created struct value member variable (byte) tod_read::return_TENTHS
-Created struct value member variable (byte) tod_read::return_SEC
-Created struct value member variable (byte) tod_read::return_MIN
-Created struct value member variable (byte) tod_read::return_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_read::return
-Created struct value member variable (byte) tod_read::tod_TENTHS
-Created struct value member variable (byte) tod_read::tod_SEC
-Created struct value member variable (byte) tod_read::tod_MIN
-Created struct value member variable (byte) tod_read::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_read::tod
-Created struct value member variable (byte) tod_str::tod_TENTHS
-Created struct value member variable (byte) tod_str::tod_SEC
-Created struct value member variable (byte) tod_str::tod_MIN
-Created struct value member variable (byte) tod_str::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_str::tod
-Created struct value member variable (byte~) main::$5_TENTHS
-Created struct value member variable (byte~) main::$5_SEC
-Created struct value member variable (byte~) main::$5_MIN
-Created struct value member variable (byte~) main::$5_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY~) main::$5
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted procedure struct value parameter to member unwinding (void()) tod_init((byte) tod_init::tod_TENTHS , (byte) tod_init::tod_SEC , (byte) tod_init::tod_MIN , (byte) tod_init::tod_HOURS)
-Converted procedure struct value parameter to member unwinding (byte*()) tod_str((byte) tod_str::tod_TENTHS , (byte) tod_str::tod_SEC , (byte) tod_str::tod_MIN , (byte) tod_str::tod_HOURS)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Unwinding value copy (struct TIME_OF_DAY) tod_read::tod ← (struct TIME_OF_DAY){ (byte) tod_read::tenths, (byte) tod_read::secs, (byte) tod_read::mins, (byte) tod_read::hours }
-Adding value simple copy (byte) tod_read::tod_TENTHS ← (byte) tod_read::tenths
-Adding value simple copy (byte) tod_read::tod_SEC ← (byte) tod_read::secs
-Adding value simple copy (byte) tod_read::tod_MIN ← (byte) tod_read::mins
-Adding value simple copy (byte) tod_read::tod_HOURS ← (byte) tod_read::hours
-Unwinding value copy (struct TIME_OF_DAY) tod_read::return ← (struct TIME_OF_DAY) tod_read::tod
-Adding value simple copy (byte) tod_read::return_TENTHS ← (byte) tod_read::tod_TENTHS
-Adding value simple copy (byte) tod_read::return_SEC ← (byte) tod_read::tod_SEC
-Adding value simple copy (byte) tod_read::return_MIN ← (byte) tod_read::tod_MIN
-Adding value simple copy (byte) tod_read::return_HOURS ← (byte) tod_read::tod_HOURS
-Unwinding value copy (struct TIME_OF_DAY) tod_read::return ← (struct TIME_OF_DAY) tod_read::return
-Adding value simple copy (byte) tod_read::return_TENTHS ← (byte) tod_read::return_TENTHS
-Adding value simple copy (byte) tod_read::return_SEC ← (byte) tod_read::return_SEC
-Adding value simple copy (byte) tod_read::return_MIN ← (byte) tod_read::return_MIN
-Adding value simple copy (byte) tod_read::return_HOURS ← (byte) tod_read::return_HOURS
-Converted procedure struct return value to member unwinding return { (byte) tod_read::return_TENTHS, (byte) tod_read::return_SEC, (byte) tod_read::return_MIN, (byte) tod_read::return_HOURS }
-Converted call struct value parameter to member unwinding call printf_uint (number) 8 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding (void~) main::$3 ← call tod_init *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_TENTHS) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_SEC) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_MIN) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_HOURS) 
-Converted procedure call LValue to member unwinding { (byte~) main::$5_TENTHS, (byte~) main::$5_SEC, (byte~) main::$5_MIN, (byte~) main::$5_HOURS } ← call tod_read 
-Converted call struct value parameter to member unwinding (byte*~) main::$6 ← call tod_str (byte~) main::$5_TENTHS (byte~) main::$5_SEC (byte~) main::$5_MIN (byte~) main::$5_HOURS 
-Converted call struct value parameter to member unwinding call printf_ulong (dword) count (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_string (byte*~) main::$6 (byte) 0 (byte) 0 
-Converted call struct value parameter to member unwinding call printf_ulong (dword) count (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_uchar (byte) print::i (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uchar (byte) print::i1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.HOURS with member unwinding reference (byte) tod_init::tod_HOURS
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_HOURS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_HOURS)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.MIN with member unwinding reference (byte) tod_init::tod_MIN
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_MIN with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_MIN)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.SEC with member unwinding reference (byte) tod_init::tod_SEC
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_SEC with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_SEC)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.TENTHS with member unwinding reference (byte) tod_init::tod_TENTHS
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_10THS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_HOURS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_HOURS)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_MIN with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_MIN)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_SEC with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_SEC)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_10THS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS)
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.HOURS with member unwinding reference (byte) tod_str::tod_HOURS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.HOURS with member unwinding reference (byte) tod_str::tod_HOURS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.MIN with member unwinding reference (byte) tod_str::tod_MIN
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.MIN with member unwinding reference (byte) tod_str::tod_MIN
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.SEC with member unwinding reference (byte) tod_str::tod_SEC
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.SEC with member unwinding reference (byte) tod_str::tod_SEC
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.TENTHS with member unwinding reference (byte) tod_str::tod_TENTHS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.TENTHS with member unwinding reference (byte) tod_str::tod_TENTHS
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) legal::$3 ← call diff *((const byte*) board + (byte) legal::i) (byte) legal::column 
 Inlined call (byte~) legal::$4 ← call diff (byte) legal::i (byte) legal::row 
@@ -2156,6 +1961,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OCTAL = (number) 8
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
@@ -6636,6 +6464,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) TIME_OF_DAY::HOURS
 (byte) TIME_OF_DAY::MIN
 (byte) TIME_OF_DAY::SEC
@@ -10404,6 +10255,7 @@ Uplift Scope [printf_uint]
 Uplift Scope [printf_string] 
 Uplift Scope [TIME_OF_DAY] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [memcpy] best 1739295 combination zp[2]:11 [ memcpy::src#2 memcpy::src#1 ] zp[2]:13 [ memcpy::dst#2 memcpy::dst#1 ] 
@@ -10443,6 +10295,7 @@ Uplifting [printf_uint] best 1575566 combination
 Uplifting [printf_string] best 1575566 combination 
 Uplifting [TIME_OF_DAY] best 1575566 combination 
 Uplifting [MOS6526_CIA] best 1575566 combination 
+Uplifting [MOS6581_SID] best 1575566 combination 
 Uplifting [main] best 1575566 combination 
 Attempting to uplift remaining variables inzp[1]:159 [ uctoa_append::sub#0 ]
 Uplifting [uctoa_append] best 1575566 combination zp[1]:159 [ uctoa_append::sub#0 ] 
@@ -13375,6 +13228,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
diff --git a/src/test/ref/examples/eightqueens/eightqueens.sym b/src/test/ref/examples/eightqueens/eightqueens.sym
index 6af05321e..2efa91f78 100644
--- a/src/test/ref/examples/eightqueens/eightqueens.sym
+++ b/src/test/ref/examples/eightqueens/eightqueens.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
diff --git a/src/test/ref/examples/fire/fire.asm b/src/test/ref/examples/fire/fire.asm
index aee3a55f0..bf7b9d706 100644
--- a/src/test/ref/examples/fire/fire.asm
+++ b/src/test/ref/examples/fire/fire.asm
@@ -6,19 +6,21 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const YELLOW = 7
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label SCREEN1 = $3800
   .label SCREEN2 = $3c00
   .label BUFFER = $4000
@@ -202,8 +204,8 @@ fire: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // }
     rts
 }
@@ -371,14 +373,14 @@ makecharset: {
 }
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
+    // SID->CH3_FREQ = 0xffff
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // }
     rts
 }
diff --git a/src/test/ref/examples/fire/fire.cfg b/src/test/ref/examples/fire/fire.cfg
index f9fbad2f2..3b9f544d4 100644
--- a/src/test/ref/examples/fire/fire.cfg
+++ b/src/test/ref/examples/fire/fire.cfg
@@ -108,7 +108,7 @@ fire::@4: scope:[fire]  from fire::@2 fire::@5
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from fire::@7
-  [54] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [54] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [55] return 
@@ -182,8 +182,8 @@ makecharset::@2: scope:[makecharset]  from makecharset::@1
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from main::@7
-  [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [90] return 
diff --git a/src/test/ref/examples/fire/fire.log b/src/test/ref/examples/fire/fire.log
index 9358a847b..b50cb11fc 100644
--- a/src/test/ref/examples/fire/fire.log
+++ b/src/test/ref/examples/fire/fire.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$7 ← call toD018 (const byte*) SCREEN1 (const byte*) CHARSET 
 Inlined call (byte~) main::$9 ← call toD018 (const byte*) SCREEN2 (const byte*) CHARSET 
@@ -10,8 +8,8 @@ CONTROL FLOW GRAPH SSA
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from main::@8
-  *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
-  *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   return 
@@ -19,7 +17,7 @@ sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from fire::@7
-  (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
@@ -392,12 +390,36 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte*) SCREEN1 = (byte*)(number) $3800
 (const byte*) SCREEN2 = (byte*)(number) $3c00
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*)(number) $d400
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*)(number) $d412
-(const nomodify word*) SID_VOICE3_FREQ = (word*)(number) $d40e
-(const nomodify byte*) SID_VOICE3_OSC = (byte*)(number) $d41b
 (const nomodify byte) YELLOW = (byte) 7
 (void()) fillscreen((byte*) fillscreen::screen , (byte) fillscreen::fill)
 (bool~) fillscreen::$0
@@ -669,7 +691,7 @@ SYMBOL TABLE SSA
 (void()) sid_rnd_init()
 (label) sid_rnd_init::@return
 
-Adding number conversion cast (unumber) $ffff in *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
+Adding number conversion cast (unumber) $ffff in *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) 0 in (byte) fillscreen::fill#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) fillscreen::fill#1 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) fillscreen::fill#2 ← (number) 0
@@ -728,7 +750,7 @@ Adding number conversion cast (unumber) makecharset::$12 in (number~) makecharse
 Adding number conversion cast (unumber) 7 in (number~) makecharset::$13 ← (unumber~) makecharset::$12 & (number) 7
 Adding number conversion cast (unumber) makecharset::$13 in (number~) makecharset::$13 ← (unumber~) makecharset::$12 & (unumber)(number) 7
 Successful SSA optimization PassNAddNumberTypeConversions
-Inlining cast *((const nomodify word*) SID_VOICE3_FREQ) ← (unumber)(number) $ffff
+Inlining cast *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (unumber)(number) $ffff
 Inlining cast (byte) fillscreen::fill#0 ← (unumber)(number) 0
 Inlining cast (byte) fillscreen::fill#1 ← (unumber)(number) 0
 Inlining cast (byte) fillscreen::fill#2 ← (unumber)(number) 0
@@ -739,9 +761,7 @@ Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (byte*) 53281
 Simplifying constant pointer cast (byte*) 53272
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant pointer cast (word*) 54286
-Simplifying constant pointer cast (byte*) 54290
-Simplifying constant pointer cast (byte*) 54299
+Simplifying constant pointer cast (struct MOS6581_SID*) 54272
 Simplifying constant pointer cast (byte*) 14336
 Simplifying constant pointer cast (byte*) 15360
 Simplifying constant pointer cast (byte*) 16384
@@ -1283,7 +1303,7 @@ fire::@4: scope:[fire]  from fire::@2 fire::@5
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from fire::@7
-  [54] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [54] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [55] return 
@@ -1357,8 +1377,8 @@ makecharset::@2: scope:[makecharset]  from makecharset::@1
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from main::@7
-  [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [90] return 
@@ -1397,6 +1417,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) fillscreen((byte*) fillscreen::screen , (byte) fillscreen::fill)
 (byte) fillscreen::fill
 (byte) fillscreen::fill#5 166.83333333333334
@@ -1588,19 +1631,21 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const YELLOW = 7
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label SCREEN1 = $3800
   .label SCREEN2 = $3c00
   .label BUFFER = $4000
@@ -1956,8 +2001,8 @@ fire: {
 sid_rnd: {
     .label return = $22
     .label return_1 = $1b
-    // [54] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuz1=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [54] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuz1=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     sta.z return
     jmp __breturn
     // sid_rnd::@return
@@ -2207,14 +2252,14 @@ makecharset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -2318,8 +2363,8 @@ Statement [79] (byte~) makecharset::$12 ← (byte) makecharset::ii#2 + (byte~) m
 Statement [81] (byte) makecharset::b#1 ← (byte) makecharset::b#2 + *((const to_nomodify byte*) makecharset::bittab + (byte~) makecharset::$13) [ makecharset::c#2 makecharset::i#2 makecharset::ii#2 makecharset::bc#2 makecharset::b#1 ] ( main:2::makecharset:17 [ makecharset::c#2 makecharset::i#2 makecharset::ii#2 makecharset::bc#2 makecharset::b#1 ] { }  ) always clobbers reg byte a 
 Statement [84] *((byte*) makecharset::font1#2) ← (byte) $ff [ makecharset::font1#2 ] ( main:2::makecharset:17 [ makecharset::font1#2 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [86] *((byte*) makecharset::font#2) ← (byte) 0 [ makecharset::font#2 ] ( main:2::makecharset:17 [ makecharset::font#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
-Statement [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
+Statement [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
+Statement [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
 Statement [93] *((byte*) fillscreen::screen#5) ← (byte) fillscreen::fill#5 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] ( main:2::fillscreen:7 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  main:2::fillscreen:9 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  main:2::fillscreen:11 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  main:2::fillscreen:13 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  ) always clobbers reg byte y 
 Removing always clobbered register reg byte y as potential for zp[1]:22 [ fillscreen::fill#5 ]
 Statement [96] if((word) fillscreen::i#1!=(word) $3e8) goto fillscreen::@1 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] ( main:2::fillscreen:7 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  main:2::fillscreen:9 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  main:2::fillscreen:11 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  main:2::fillscreen:13 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  ) always clobbers reg byte a 
@@ -2358,8 +2403,8 @@ Statement [79] (byte~) makecharset::$12 ← (byte) makecharset::ii#2 + (byte~) m
 Statement [81] (byte) makecharset::b#1 ← (byte) makecharset::b#2 + *((const to_nomodify byte*) makecharset::bittab + (byte~) makecharset::$13) [ makecharset::c#2 makecharset::i#2 makecharset::ii#2 makecharset::bc#2 makecharset::b#1 ] ( main:2::makecharset:17 [ makecharset::c#2 makecharset::i#2 makecharset::ii#2 makecharset::bc#2 makecharset::b#1 ] { }  ) always clobbers reg byte a 
 Statement [84] *((byte*) makecharset::font1#2) ← (byte) $ff [ makecharset::font1#2 ] ( main:2::makecharset:17 [ makecharset::font1#2 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [86] *((byte*) makecharset::font#2) ← (byte) 0 [ makecharset::font#2 ] ( main:2::makecharset:17 [ makecharset::font#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
-Statement [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
+Statement [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
+Statement [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::sid_rnd_init:15 [ ] { }  ) always clobbers reg byte a 
 Statement [93] *((byte*) fillscreen::screen#5) ← (byte) fillscreen::fill#5 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] ( main:2::fillscreen:7 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  main:2::fillscreen:9 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  main:2::fillscreen:11 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  main:2::fillscreen:13 [ fillscreen::fill#5 fillscreen::screen#5 fillscreen::i#2 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [96] if((word) fillscreen::i#1!=(word) $3e8) goto fillscreen::@1 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] ( main:2::fillscreen:7 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  main:2::fillscreen:9 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  main:2::fillscreen:11 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  main:2::fillscreen:13 [ fillscreen::fill#5 fillscreen::screen#4 fillscreen::i#1 ] { }  ) always clobbers reg byte a 
 Potential registers zp[2]:2 [ fire::screen#0 ] : zp[2]:2 , 
@@ -2400,6 +2445,7 @@ Uplift Scope [makecharset] 427,505.4: zp[1]:19 [ makecharset::bc#6 makecharset::
 Uplift Scope [sid_rnd] 366,667.33: zp[1]:34 [ sid_rnd::return#0 ] 200,002: zp[1]:27 [ sid_rnd::return#2 ] 
 Uplift Scope [fillscreen] 2,320.33: zp[2]:23 [ fillscreen::screen#5 fillscreen::screen#6 fillscreen::screen#4 ] 2,168.83: zp[2]:25 [ fillscreen::i#2 fillscreen::i#1 ] 166.83: zp[1]:22 [ fillscreen::fill#5 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [sid_rnd_init] 
 Uplift Scope [main] 
 Uplift Scope [] 
@@ -2411,6 +2457,7 @@ Limited combination testing to 100 combinations of 512 possible.
 Uplifting [sid_rnd] best 121492 combination reg byte a [ sid_rnd::return#0 ] reg byte a [ sid_rnd::return#2 ] 
 Uplifting [fillscreen] best 121470 combination zp[2]:23 [ fillscreen::screen#5 fillscreen::screen#6 fillscreen::screen#4 ] zp[2]:25 [ fillscreen::i#2 fillscreen::i#1 ] reg byte x [ fillscreen::fill#5 ] 
 Uplifting [MOS6526_CIA] best 121470 combination 
+Uplifting [MOS6581_SID] best 121470 combination 
 Uplifting [sid_rnd_init] best 121470 combination 
 Uplifting [main] best 121470 combination 
 Uplifting [] best 121470 combination 
@@ -2458,19 +2505,21 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const YELLOW = 7
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label SCREEN1 = $3800
   .label SCREEN2 = $3c00
   .label BUFFER = $4000
@@ -2794,8 +2843,8 @@ fire: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // [54] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [54] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     jmp __breturn
     // sid_rnd::@return
   __breturn:
@@ -3028,14 +3077,14 @@ makecharset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -3218,10 +3267,10 @@ Removing instruction jmp __b1
 Succesful ASM optimization Pass5NextJumpElimination
 Removing instruction __bbegin:
 Succesful ASM optimization Pass5UnusedLabelElimination
-Fixing long branch [193] bne __b2 to beq
-Fixing long branch [198] bne __b2 to beq
-Fixing long branch [208] bne __b4 to beq
-Fixing long branch [213] bne __b4 to beq
+Fixing long branch [195] bne __b2 to beq
+Fixing long branch [200] bne __b2 to beq
+Fixing long branch [210] bne __b4 to beq
+Fixing long branch [215] bne __b4 to beq
 
 FINAL SYMBOL TABLE
 (label) @1
@@ -3248,12 +3297,36 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte*) SCREEN1 = (byte*) 14336
 (const byte*) SCREEN2 = (byte*) 15360
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const nomodify byte) YELLOW = (byte) 7
 (void()) fillscreen((byte*) fillscreen::screen , (byte) fillscreen::fill)
 (label) fillscreen::@1
@@ -3414,19 +3487,21 @@ Score: 102725
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const YELLOW = 7
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label SCREEN1 = $3800
   .label SCREEN2 = $3c00
   .label BUFFER = $4000
@@ -3715,9 +3790,9 @@ fire: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    // [54] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    // [54] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // sid_rnd::@return
     // }
     // [55] return 
@@ -3956,16 +4031,16 @@ makecharset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
-    // [88] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // SID->CH3_FREQ = 0xffff
+    // [88] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
-    // [89] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
+    // [89] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // sid_rnd_init::@return
     // }
     // [90] return 
diff --git a/src/test/ref/examples/fire/fire.sym b/src/test/ref/examples/fire/fire.sym
index 3f748f562..1f9a77819 100644
--- a/src/test/ref/examples/fire/fire.sym
+++ b/src/test/ref/examples/fire/fire.sym
@@ -22,12 +22,36 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte*) SCREEN1 = (byte*) 14336
 (const byte*) SCREEN2 = (byte*) 15360
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const nomodify byte) YELLOW = (byte) 7
 (void()) fillscreen((byte*) fillscreen::screen , (byte) fillscreen::fill)
 (label) fillscreen::@1
diff --git a/src/test/ref/examples/font-2x2/font-2x2.log b/src/test/ref/examples/font-2x2/font-2x2.log
index 8a5278806..14fd36354 100644
--- a/src/test/ref/examples/font-2x2/font-2x2.log
+++ b/src/test/ref/examples/font-2x2/font-2x2.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$2 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) FONT_COMPRESSED 
 
@@ -531,6 +529,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte) PROCPORT_RAM_CHARROM = (byte) 1
@@ -1859,6 +1880,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) font_2x2((byte*) font_2x2::font_original , (byte*) font_2x2::font_2x2)
 (byte~) font_2x2::$1 200002.0
 (byte~) font_2x2::$11 20002.0
@@ -3157,6 +3201,7 @@ Uplift Scope [font_compress] 35,003.5: zp[1]:13 [ font_compress::l#2 font_compre
 Uplift Scope [main] 2,002: zp[1]:4 [ main::x#2 main::x#1 ] 1,243.4: zp[1]:3 [ main::c#2 main::c#4 main::c#1 ] 285.17: zp[1]:2 [ main::y#4 main::y#1 ] 
 Uplift Scope [memset] 3,336.67: zp[2]:5 [ memset::dst#2 memset::dst#1 ] 168.67: zp[1]:37 [ memset::c#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [font_find] best 204483 combination reg byte y [ font_find::l#2 font_find::l#1 ] reg byte x [ font_find::return#3 font_find::i#2 font_find::i#1 ] zp[2]:16 [ font_find::font#4 font_find::font#1 ] reg byte a [ font_find::found#2 ] zp[2]:57 [ font_find::glyph#0 ] zp[1]:59 [ font_find::font_size#0 ] zp[1]:60 [ font_find::return#0 ] 
@@ -3170,6 +3215,7 @@ Limited combination testing to 100 combinations of 324 possible.
 Uplifting [main] best 180053 combination zp[1]:4 [ main::x#2 main::x#1 ] zp[1]:3 [ main::c#2 main::c#4 main::c#1 ] zp[1]:2 [ main::y#4 main::y#1 ] 
 Uplifting [memset] best 180040 combination zp[2]:5 [ memset::dst#2 memset::dst#1 ] reg byte x [ memset::c#0 ] 
 Uplifting [MOS6526_CIA] best 180040 combination 
+Uplifting [MOS6581_SID] best 180040 combination 
 Uplifting [] best 180040 combination 
 Attempting to uplift remaining variables inzp[1]:32 [ font_2x2::glyph_bits#2 font_2x2::glyph_bits#0 font_2x2::glyph_bits#1 ]
 Uplifting [font_2x2] best 180040 combination zp[1]:32 [ font_2x2::glyph_bits#2 font_2x2::glyph_bits#0 font_2x2::glyph_bits#1 ] 
@@ -4144,6 +4190,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte) PROCPORT_RAM_CHARROM = (byte) 1
diff --git a/src/test/ref/examples/font-2x2/font-2x2.sym b/src/test/ref/examples/font-2x2/font-2x2.sym
index c0f5c7032..1c9a62087 100644
--- a/src/test/ref/examples/font-2x2/font-2x2.sym
+++ b/src/test/ref/examples/font-2x2/font-2x2.sym
@@ -20,6 +20,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte) PROCPORT_RAM_CHARROM = (byte) 1
diff --git a/src/test/ref/examples/irq/irq-hyperscreen.asm b/src/test/ref/examples/irq/irq-hyperscreen.asm
index 2716186a0..d8e50a980 100644
--- a/src/test/ref/examples/irq/irq-hyperscreen.asm
+++ b/src/test/ref/examples/irq/irq-hyperscreen.asm
@@ -2,6 +2,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -14,8 +16,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
diff --git a/src/test/ref/examples/irq/irq-hyperscreen.log b/src/test/ref/examples/irq/irq-hyperscreen.log
index 1e9ce47b6..7dda7e0b6 100644
--- a/src/test/ref/examples/irq/irq-hyperscreen.log
+++ b/src/test/ref/examples/irq/irq-hyperscreen.log
@@ -1,8 +1,5 @@
 Resolved forward reference irq_bottom_1 to interrupt(KERNEL_MIN)(void()) irq_bottom_1()
 Resolved forward reference irq_bottom_2 to interrupt(KERNEL_KEYBOARD)(void()) irq_bottom_2()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -83,6 +80,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (const nomodify byte) RED = (byte) 2
@@ -214,6 +234,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 interrupt(KERNEL_MIN)(void()) irq_bottom_1()
 interrupt(KERNEL_KEYBOARD)(void()) irq_bottom_2()
 (void()) main()
@@ -230,6 +273,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -242,8 +287,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
@@ -393,12 +436,14 @@ Statement [25] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) RED
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [irq_bottom_1] 
 Uplift Scope [irq_bottom_2] 
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 175 combination 
+Uplifting [MOS6581_SID] best 175 combination 
 Uplifting [main] best 175 combination 
 Uplifting [irq_bottom_1] best 175 combination 
 Uplifting [irq_bottom_2] best 175 combination 
@@ -412,6 +457,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -424,8 +471,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
@@ -601,6 +646,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte) RED = (byte) 2
@@ -626,6 +694,8 @@ Score: 154
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -638,8 +708,6 @@ Score: 154
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
diff --git a/src/test/ref/examples/irq/irq-hyperscreen.sym b/src/test/ref/examples/irq/irq-hyperscreen.sym
index 74cdbbd23..f8d073bc0 100644
--- a/src/test/ref/examples/irq/irq-hyperscreen.sym
+++ b/src/test/ref/examples/irq/irq-hyperscreen.sym
@@ -23,6 +23,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte) RED = (byte) 2
diff --git a/src/test/ref/examples/kernalload/kernalload.log b/src/test/ref/examples/kernalload/kernalload.log
index b75cd0c83..236057f9b 100644
--- a/src/test/ref/examples/kernalload/kernalload.log
+++ b/src/test/ref/examples/kernalload/kernalload.log
@@ -1,6 +1,4 @@
 Loading link script "kernalload.ld"
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$3 ← call toSpritePtr (const nomodify byte*) LOAD_SPRITE 
 
@@ -199,6 +197,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const byte*) SPRITE[]  = kickasm {{ .var pic = LoadPicture("sprite.png", List().add($000000, $ffffff))
     .for (var y=0; y<21; y++)
@@ -640,6 +661,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) error((byte) error::err)
 (byte) error::err
 (byte) error::err#0 112.0
@@ -1102,6 +1146,7 @@ Uplift Scope [error] 112: zp[1]:8 [ error::err#0 ]
 Uplift Scope [loadFileToMemory] 37.33: zp[1]:10 [ loadFileToMemory::return#1 ] 22: zp[1]:6 [ loadFileToMemory::return#0 ] 
 Uplift Scope [main] 11: zp[1]:7 [ main::status#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [setlfs] 
 Uplift Scope [] 
 
@@ -1112,6 +1157,7 @@ Uplifting [error] best 1026 combination reg byte a [ error::err#0 ]
 Uplifting [loadFileToMemory] best 1014 combination reg byte a [ loadFileToMemory::return#1 ] reg byte a [ loadFileToMemory::return#0 ] 
 Uplifting [main] best 1009 combination reg byte x [ main::status#0 ] 
 Uplifting [MOS6526_CIA] best 1009 combination 
+Uplifting [MOS6581_SID] best 1009 combination 
 Uplifting [setlfs] best 1009 combination 
 Uplifting [] best 1009 combination 
 Coalescing zero page register [ zp[2]:4 [ strlen::len#2 strlen::len#1 ] ] with [ zp[2]:12 [ strlen::return#2 ] ] - score: 1
@@ -1508,6 +1554,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const byte*) SPRITE[]  = kickasm {{ .var pic = LoadPicture("sprite.png", List().add($000000, $ffffff))
     .for (var y=0; y<21; y++)
diff --git a/src/test/ref/examples/kernalload/kernalload.sym b/src/test/ref/examples/kernalload/kernalload.sym
index 314fc658a..357ed6e25 100644
--- a/src/test/ref/examples/kernalload/kernalload.sym
+++ b/src/test/ref/examples/kernalload/kernalload.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const byte*) SPRITE[]  = kickasm {{ .var pic = LoadPicture("sprite.png", List().add($000000, $ffffff))
     .for (var y=0; y<21; y++)
diff --git a/src/test/ref/examples/multiplexer/simple-multiplexer.log b/src/test/ref/examples/multiplexer/simple-multiplexer.log
index 10748e48d..56dc0dd48 100644
--- a/src/test/ref/examples/multiplexer/simple-multiplexer.log
+++ b/src/test/ref/examples/multiplexer/simple-multiplexer.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call plexSetScreen (byte*) plexInit::screen 
 Inlined call call plexFreePrepare 
@@ -396,6 +394,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
 (const byte*) PLEX_PTR[(const nomodify byte) PLEX_COUNT]  = { fill( PLEX_COUNT, 0) }
@@ -1348,6 +1369,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte*) PLEX_SCREEN_PTR
 (void()) init()
 (byte~) init::$4 2002.0
@@ -2403,6 +2447,7 @@ Uplift Scope [] 13,261.07: zp[1]:16 [ plex_sprite_msb ] 10,625.17: zp[1]:14 [ pl
 Uplift Scope [plexInit] 35,003.5: zp[1]:13 [ plexInit::i#2 plexInit::i#1 ] 
 Uplift Scope [init] 3,003: zp[1]:12 [ init::ss#2 init::ss#1 ] 2,302.3: zp[1]:9 [ init::sx#2 init::sx#1 ] 2,002: zp[1]:35 [ init::$4 ] 1,418.08: zp[2]:10 [ init::xp#2 init::xp#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [plexSort] best 82790 combination reg byte x [ plexSort::s#3 plexSort::s#1 plexSort::s#6 ] reg byte x [ plexSort::plexFreePrepare1_s#2 plexSort::plexFreePrepare1_s#1 ] zp[1]:34 [ plexSort::s#2 ] zp[1]:6 [ plexSort::m#2 plexSort::m#1 ] zp[1]:33 [ plexSort::nxt_y#0 ] zp[1]:32 [ plexSort::nxt_idx#0 ] 
@@ -2416,6 +2461,7 @@ Uplifting [plexInit] best 81460 combination reg byte x [ plexInit::i#2 plexInit:
 Uplifting [init] best 81210 combination reg byte x [ init::ss#2 init::ss#1 ] reg byte x [ init::sx#2 init::sx#1 ] zp[1]:35 [ init::$4 ] zp[2]:10 [ init::xp#2 init::xp#1 ] 
 Limited combination testing to 10 combinations of 36 possible.
 Uplifting [MOS6526_CIA] best 81210 combination 
+Uplifting [MOS6581_SID] best 81210 combination 
 Uplifting [main] best 81210 combination 
 Attempting to uplift remaining variables inzp[1]:34 [ plexSort::s#2 ]
 Uplifting [plexSort] best 80610 combination reg byte x [ plexSort::s#2 ] 
@@ -3248,6 +3294,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
 (const byte*) PLEX_PTR[(const nomodify byte) PLEX_COUNT]  = { fill( PLEX_COUNT, 0) }
diff --git a/src/test/ref/examples/multiplexer/simple-multiplexer.sym b/src/test/ref/examples/multiplexer/simple-multiplexer.sym
index 7a83bdedc..ad66b34b5 100644
--- a/src/test/ref/examples/multiplexer/simple-multiplexer.sym
+++ b/src/test/ref/examples/multiplexer/simple-multiplexer.sym
@@ -22,6 +22,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
 (const byte*) PLEX_PTR[(const nomodify byte) PLEX_COUNT]  = { fill( PLEX_COUNT, 0) }
diff --git a/src/test/ref/examples/music/music.log b/src/test/ref/examples/music/music.log
index 387979453..fc7f91160 100644
--- a/src/test/ref/examples/music/music.log
+++ b/src/test/ref/examples/music/music.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -57,6 +55,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) MUSIC = (byte*)(number) $1000
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (void()) main()
@@ -140,6 +161,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 
 Initial phi equivalence classes
@@ -218,10 +262,12 @@ Statement asm { jsrmusic.play  } always clobbers reg byte a reg byte x reg byte
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 4227 combination 
+Uplifting [MOS6581_SID] best 4227 combination 
 Uplifting [main] best 4227 combination 
 Uplifting [] best 4227 combination 
 
@@ -331,6 +377,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) MUSIC = (byte*) 4096
 (const nomodify byte*) RASTER = (byte*) 53266
 (void()) main()
diff --git a/src/test/ref/examples/music/music.sym b/src/test/ref/examples/music/music.sym
index 11bbd1074..22812be0d 100644
--- a/src/test/ref/examples/music/music.sym
+++ b/src/test/ref/examples/music/music.sym
@@ -17,6 +17,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) MUSIC = (byte*) 4096
 (const nomodify byte*) RASTER = (byte*) 53266
 (void()) main()
diff --git a/src/test/ref/examples/music/music_irq.asm b/src/test/ref/examples/music/music_irq.asm
index aa2c1ccb1..5c7cbd694 100644
--- a/src/test/ref/examples/music/music_irq.asm
+++ b/src/test/ref/examples/music/music_irq.asm
@@ -2,6 +2,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -13,8 +15,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label MUSIC = $1000
diff --git a/src/test/ref/examples/music/music_irq.log b/src/test/ref/examples/music/music_irq.log
index 6db213a55..88af00777 100644
--- a/src/test/ref/examples/music/music_irq.log
+++ b/src/test/ref/examples/music/music_irq.log
@@ -1,7 +1,4 @@
 Resolved forward reference irq_play to interrupt(KERNEL_KEYBOARD)(void()) irq_play()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -72,6 +69,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) MUSIC = (byte*)(number) $1000
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*)(number) $d012
@@ -172,6 +192,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 interrupt(KERNEL_KEYBOARD)(void()) irq_play()
 (void()) main()
 
@@ -187,6 +230,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -198,8 +243,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label MUSIC = $1000
@@ -301,11 +344,13 @@ Statement [16] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IR
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [irq_play] 
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 2947 combination 
+Uplifting [MOS6581_SID] best 2947 combination 
 Uplifting [main] best 2947 combination 
 Uplifting [irq_play] best 2947 combination 
 Uplifting [] best 2947 combination 
@@ -318,6 +363,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -329,8 +376,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label MUSIC = $1000
@@ -468,6 +513,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) MUSIC = (byte*) 4096
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*) 53266
@@ -489,6 +557,8 @@ Score: 2899
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label BORDERCOL = $d020
   .label VIC_CONTROL = $d011
@@ -500,8 +570,6 @@ Score: 2899
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label MUSIC = $1000
diff --git a/src/test/ref/examples/music/music_irq.sym b/src/test/ref/examples/music/music_irq.sym
index f106adf04..ecf1fea7e 100644
--- a/src/test/ref/examples/music/music_irq.sym
+++ b/src/test/ref/examples/music/music_irq.sym
@@ -23,6 +23,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) MUSIC = (byte*) 4096
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*) 53266
diff --git a/src/test/ref/examples/nmisamples/nmisamples.asm b/src/test/ref/examples/nmisamples/nmisamples.asm
index 60d139506..1511bcc94 100644
--- a/src/test/ref/examples/nmisamples/nmisamples.asm
+++ b/src/test/ref/examples/nmisamples/nmisamples.asm
@@ -4,21 +4,22 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label BORDERCOL = $d020
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 Interrupt for reading in ASM
   .label CIA2_INTERRUPT = $dd0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the KERNAL serves NMI interrupts
   .label KERNEL_NMI = $318
-  // The SID volume
-  .label SID_VOLUME = $d418
   .const SAMPLE_SIZE = $6100
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A = 4
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
+  .const OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = $18
   .label sample = 2
 __bbegin:
   // sample = SAMPLE
@@ -81,8 +82,8 @@ nmi2: {
     lsr
     lsr
     lsr
-    // *SID_VOLUME = *sample >> 4
-    sta SID_VOLUME
+    // SID->VOLUME_FILTER_MODE = *sample >> 4
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // sample++;
     inc.z sample
     bne !+
@@ -127,8 +128,8 @@ nmi: {
     lda #$f
     ldy #0
     and (sample),y
-    // *SID_VOLUME = *sample & $0f
-    sta SID_VOLUME
+    // SID->VOLUME_FILTER_MODE = *sample & $0f
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // *KERNEL_NMI = &nmi2
     lda #<nmi2
     sta KERNEL_NMI
diff --git a/src/test/ref/examples/nmisamples/nmisamples.cfg b/src/test/ref/examples/nmisamples/nmisamples.cfg
index 7e99d2d8e..dca3ae3e4 100644
--- a/src/test/ref/examples/nmisamples/nmisamples.cfg
+++ b/src/test/ref/examples/nmisamples/nmisamples.cfg
@@ -31,7 +31,7 @@ nmi2: scope:[nmi2]  from
   [14] *((const nomodify byte*) BORDERCOL) ← ++ *((const nomodify byte*) BORDERCOL)
   asm { ldaCIA2_INTERRUPT  }
   [16] (byte~) nmi2::$1 ← *((volatile byte*) sample) >> (byte) 4
-  [17] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi2::$1
+  [17] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi2::$1
   [18] (volatile byte*) sample ← ++ (volatile byte*) sample
   [19] (byte~) nmi2::$2 ← > (volatile byte*) sample
   [20] if((byte~) nmi2::$2!=>(const byte*) SAMPLE+(word) $6100) goto nmi2::@1
@@ -52,7 +52,7 @@ nmi: scope:[nmi]  from
   [25] *((const nomodify byte*) BORDERCOL) ← ++ *((const nomodify byte*) BORDERCOL)
   asm { ldaCIA2_INTERRUPT  }
   [27] (byte~) nmi::$1 ← *((volatile byte*) sample) & (byte) $f
-  [28] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi::$1
+  [28] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi::$1
   [29] *((const nomodify void()**) KERNEL_NMI) ← &interrupt(HARDWARE_ALL)(void()) nmi2()
   [30] *((const nomodify byte*) BORDERCOL) ← -- *((const nomodify byte*) BORDERCOL)
   to:nmi::@return
diff --git a/src/test/ref/examples/nmisamples/nmisamples.log b/src/test/ref/examples/nmisamples/nmisamples.log
index 6eb579354..27a4466d1 100644
--- a/src/test/ref/examples/nmisamples/nmisamples.log
+++ b/src/test/ref/examples/nmisamples/nmisamples.log
@@ -1,11 +1,5 @@
 Resolved forward reference nmi to interrupt(HARDWARE_ALL)(void()) nmi()
 Resolved forward reference nmi2 to interrupt(HARDWARE_ALL)(void()) nmi2()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A with member unwinding reference *((word*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -35,7 +29,7 @@ nmi: scope:[nmi]  from
   *((const nomodify byte*) BORDERCOL) ← ++ *((const nomodify byte*) BORDERCOL)
   asm { ldaCIA2_INTERRUPT  }
   (number~) nmi::$1 ← *((volatile byte*) sample) & (number) $f
-  *((const nomodify byte*) SID_VOLUME) ← (number~) nmi::$1
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (number~) nmi::$1
   *((const nomodify void()**) KERNEL_NMI) ← &interrupt(HARDWARE_ALL)(void()) nmi2()
   *((const nomodify byte*) BORDERCOL) ← -- *((const nomodify byte*) BORDERCOL)
   to:nmi::@return
@@ -48,7 +42,7 @@ nmi2: scope:[nmi2]  from
   *((const nomodify byte*) BORDERCOL) ← ++ *((const nomodify byte*) BORDERCOL)
   asm { ldaCIA2_INTERRUPT  }
   (byte~) nmi2::$1 ← *((volatile byte*) sample) >> (number) 4
-  *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi2::$1
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi2::$1
   (volatile byte*) sample ← ++ (volatile byte*) sample
   (byte~) nmi2::$2 ← > (volatile byte*) sample
   (bool~) nmi2::$3 ← (byte~) nmi2::$2 == >(const byte*) SAMPLE+(number) $6100
@@ -97,12 +91,36 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A = (byte) 4
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = (byte) $18
 (const byte*) SAMPLE[(const nomodify word) SAMPLE_SIZE]  = kickasm {{ .import binary "moments_sample.bin"  }}
 (const nomodify word) SAMPLE_SIZE = (word) $6100
-(const nomodify byte*) SID_VOLUME = (byte*)(number) $d418
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*)(number) $d400
 (void()) main()
 (label) main::@return
 interrupt(HARDWARE_ALL)(void()) nmi()
@@ -133,8 +151,8 @@ Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (struct MOS6526_CIA*) 56576
 Simplifying constant pointer cast (byte*) 56589
+Simplifying constant pointer cast (struct MOS6581_SID*) 54272
 Simplifying constant pointer cast (void()**) 792
-Simplifying constant pointer cast (byte*) 54296
 Simplifying constant integer cast $88
 Simplifying constant integer cast $81
 Simplifying constant integer cast 1
@@ -202,7 +220,7 @@ nmi2: scope:[nmi2]  from
   [14] *((const nomodify byte*) BORDERCOL) ← ++ *((const nomodify byte*) BORDERCOL)
   asm { ldaCIA2_INTERRUPT  }
   [16] (byte~) nmi2::$1 ← *((volatile byte*) sample) >> (byte) 4
-  [17] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi2::$1
+  [17] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi2::$1
   [18] (volatile byte*) sample ← ++ (volatile byte*) sample
   [19] (byte~) nmi2::$2 ← > (volatile byte*) sample
   [20] if((byte~) nmi2::$2!=>(const byte*) SAMPLE+(word) $6100) goto nmi2::@1
@@ -223,7 +241,7 @@ nmi: scope:[nmi]  from
   [25] *((const nomodify byte*) BORDERCOL) ← ++ *((const nomodify byte*) BORDERCOL)
   asm { ldaCIA2_INTERRUPT  }
   [27] (byte~) nmi::$1 ← *((volatile byte*) sample) & (byte) $f
-  [28] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi::$1
+  [28] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi::$1
   [29] *((const nomodify void()**) KERNEL_NMI) ← &interrupt(HARDWARE_ALL)(void()) nmi2()
   [30] *((const nomodify byte*) BORDERCOL) ← -- *((const nomodify byte*) BORDERCOL)
   to:nmi::@return
@@ -247,6 +265,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 interrupt(HARDWARE_ALL)(void()) nmi()
 (byte~) nmi::$1 4.0
@@ -281,21 +322,22 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label BORDERCOL = $d020
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 Interrupt for reading in ASM
   .label CIA2_INTERRUPT = $dd0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the KERNAL serves NMI interrupts
   .label KERNEL_NMI = $318
-  // The SID volume
-  .label SID_VOLUME = $d418
   .const SAMPLE_SIZE = $6100
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A = 4
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
+  .const OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = $18
   .label sample = 2
   // @begin
 __bbegin:
@@ -382,9 +424,9 @@ nmi2: {
     lsr
     lsr
     sta.z __1
-    // [17] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi2::$1 -- _deref_pbuc1=vbuz1 
+    // [17] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi2::$1 -- _deref_pbuc1=vbuz1 
     lda.z __1
-    sta SID_VOLUME
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // [18] (volatile byte*) sample ← ++ (volatile byte*) sample -- pbuz1=_inc_pbuz1 
     inc.z sample
     bne !+
@@ -443,9 +485,9 @@ nmi: {
     ldy #0
     and (sample),y
     sta.z __1
-    // [28] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi::$1 -- _deref_pbuc1=vbuz1 
+    // [28] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi::$1 -- _deref_pbuc1=vbuz1 
     lda.z __1
-    sta SID_VOLUME
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // [29] *((const nomodify void()**) KERNEL_NMI) ← &interrupt(HARDWARE_ALL)(void()) nmi2() -- _deref_pptc1=pprc2 
     lda #<nmi2
     sta KERNEL_NMI
@@ -496,12 +538,14 @@ Uplift Scope [nmi2] 4: zp[1]:4 [ nmi2::$1 ] 4: zp[1]:5 [ nmi2::$2 ]
 Uplift Scope [nmi] 4: zp[1]:6 [ nmi::$1 ] 
 Uplift Scope [] 2: zp[2]:2 [ sample ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [nmi2] best 534 combination reg byte a [ nmi2::$1 ] reg byte a [ nmi2::$2 ] 
 Uplifting [nmi] best 528 combination reg byte a [ nmi::$1 ] 
 Uplifting [] best 528 combination zp[2]:2 [ sample ] 
 Uplifting [MOS6526_CIA] best 528 combination 
+Uplifting [MOS6581_SID] best 528 combination 
 Uplifting [main] best 528 combination 
 
 ASSEMBLER BEFORE OPTIMIZATION
@@ -514,21 +558,22 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label BORDERCOL = $d020
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 Interrupt for reading in ASM
   .label CIA2_INTERRUPT = $dd0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the KERNAL serves NMI interrupts
   .label KERNEL_NMI = $318
-  // The SID volume
-  .label SID_VOLUME = $d418
   .const SAMPLE_SIZE = $6100
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A = 4
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
+  .const OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = $18
   .label sample = 2
   // @begin
 __bbegin:
@@ -612,8 +657,8 @@ nmi2: {
     lsr
     lsr
     lsr
-    // [17] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi2::$1 -- _deref_pbuc1=vbuaa 
-    sta SID_VOLUME
+    // [17] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi2::$1 -- _deref_pbuc1=vbuaa 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // [18] (volatile byte*) sample ← ++ (volatile byte*) sample -- pbuz1=_inc_pbuz1 
     inc.z sample
     bne !+
@@ -668,8 +713,8 @@ nmi: {
     lda #$f
     ldy #0
     and (sample),y
-    // [28] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi::$1 -- _deref_pbuc1=vbuaa 
-    sta SID_VOLUME
+    // [28] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi::$1 -- _deref_pbuc1=vbuaa 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // [29] *((const nomodify void()**) KERNEL_NMI) ← &interrupt(HARDWARE_ALL)(void()) nmi2() -- _deref_pptc1=pprc2 
     lda #<nmi2
     sta KERNEL_NMI
@@ -741,12 +786,36 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A = (byte) 4
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = (byte) $18
 (const byte*) SAMPLE[(const nomodify word) SAMPLE_SIZE]  = kickasm {{ .import binary "moments_sample.bin"  }}
 (const nomodify word) SAMPLE_SIZE = (word) $6100
-(const nomodify byte*) SID_VOLUME = (byte*) 54296
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (void()) main()
 (label) main::@return
 interrupt(HARDWARE_ALL)(void()) nmi()
@@ -778,21 +847,22 @@ Score: 483
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label BORDERCOL = $d020
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 Interrupt for reading in ASM
   .label CIA2_INTERRUPT = $dd0d
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The vector used when the KERNAL serves NMI interrupts
   .label KERNEL_NMI = $318
-  // The SID volume
-  .label SID_VOLUME = $d418
   .const SAMPLE_SIZE = $6100
   .const OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = $d
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A = 4
   .const OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = $e
+  .const OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = $18
   .label sample = 2
   // @begin
 __bbegin:
@@ -879,9 +949,9 @@ nmi2: {
     lsr
     lsr
     lsr
-    // *SID_VOLUME = *sample >> 4
-    // [17] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi2::$1 -- _deref_pbuc1=vbuaa 
-    sta SID_VOLUME
+    // SID->VOLUME_FILTER_MODE = *sample >> 4
+    // [17] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi2::$1 -- _deref_pbuc1=vbuaa 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // sample++;
     // [18] (volatile byte*) sample ← ++ (volatile byte*) sample -- pbuz1=_inc_pbuz1 
     inc.z sample
@@ -941,9 +1011,9 @@ nmi: {
     lda #$f
     ldy #0
     and (sample),y
-    // *SID_VOLUME = *sample & $0f
-    // [28] *((const nomodify byte*) SID_VOLUME) ← (byte~) nmi::$1 -- _deref_pbuc1=vbuaa 
-    sta SID_VOLUME
+    // SID->VOLUME_FILTER_MODE = *sample & $0f
+    // [28] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE) ← (byte~) nmi::$1 -- _deref_pbuc1=vbuaa 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE
     // *KERNEL_NMI = &nmi2
     // [29] *((const nomodify void()**) KERNEL_NMI) ← &interrupt(HARDWARE_ALL)(void()) nmi2() -- _deref_pptc1=pprc2 
     lda #<nmi2
diff --git a/src/test/ref/examples/nmisamples/nmisamples.sym b/src/test/ref/examples/nmisamples/nmisamples.sym
index 0deb91072..bbff0548d 100644
--- a/src/test/ref/examples/nmisamples/nmisamples.sym
+++ b/src/test/ref/examples/nmisamples/nmisamples.sym
@@ -21,12 +21,36 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A = (byte) 4
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_VOLUME_FILTER_MODE = (byte) $18
 (const byte*) SAMPLE[(const nomodify word) SAMPLE_SIZE]  = kickasm {{ .import binary "moments_sample.bin"  }}
 (const nomodify word) SAMPLE_SIZE = (word) $6100
-(const nomodify byte*) SID_VOLUME = (byte*) 54296
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (void()) main()
 (label) main::@return
 interrupt(HARDWARE_ALL)(void()) nmi()
diff --git a/src/test/ref/examples/plasma/plasma-unroll.asm b/src/test/ref/examples/plasma/plasma-unroll.asm
index f69cd2d17..919c5b1ca 100644
--- a/src/test/ref/examples/plasma/plasma-unroll.asm
+++ b/src/test/ref/examples/plasma/plasma-unroll.asm
@@ -8,21 +8,23 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $b
   // Plasma state variables
@@ -448,8 +450,8 @@ makecharset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // }
     rts
 }
@@ -510,14 +512,14 @@ memset: {
 }
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
+    // SID->CH3_FREQ = 0xffff
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // }
     rts
 }
diff --git a/src/test/ref/examples/plasma/plasma-unroll.cfg b/src/test/ref/examples/plasma/plasma-unroll.cfg
index 326d46761..27e938f54 100644
--- a/src/test/ref/examples/plasma/plasma-unroll.cfg
+++ b/src/test/ref/examples/plasma/plasma-unroll.cfg
@@ -268,7 +268,7 @@ makecharset::@8: scope:[makecharset]  from makecharset::@13 makecharset::@9
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from makecharset::@6
-  [130] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [130] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [131] return 
@@ -310,8 +310,8 @@ memset::@2: scope:[memset]  from memset::@1
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from makecharset
-  [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [146] return 
diff --git a/src/test/ref/examples/plasma/plasma-unroll.log b/src/test/ref/examples/plasma/plasma-unroll.log
index e9c43cf87..dfe26063f 100644
--- a/src/test/ref/examples/plasma/plasma-unroll.log
+++ b/src/test/ref/examples/plasma/plasma-unroll.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN1 (const nomodify byte*) CHARSET 
 
@@ -7,6 +5,25 @@ CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
   to:@1
 
+(void()) sid_rnd_init()
+sid_rnd_init: scope:[sid_rnd_init]  from makecharset
+  *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  to:sid_rnd_init::@return
+sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
+  return 
+  to:@return
+
+(byte()) sid_rnd()
+sid_rnd: scope:[sid_rnd]  from makecharset::@7
+  (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
+  to:sid_rnd::@return
+sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
+  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
+  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
+  return 
+  to:@return
+
 (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num)
 memset: scope:[memset]  from print_cls
   (byte) memset::c#4 ← phi( print_cls/(byte) memset::c#0 )
@@ -91,25 +108,6 @@ print_cls::@return: scope:[print_cls]  from print_cls::@1
   return 
   to:@return
 
-(void()) sid_rnd_init()
-sid_rnd_init: scope:[sid_rnd_init]  from makecharset
-  *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
-  *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
-  to:sid_rnd_init::@return
-sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
-  return 
-  to:@return
-
-(byte()) sid_rnd()
-sid_rnd: scope:[sid_rnd]  from makecharset::@7
-  (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
-  to:sid_rnd::@return
-sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
-  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
-  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
-  return 
-  to:@return
-
 (void()) main()
 main: scope:[main]  from @3
   (byte) c2B#31 ← phi( @3/(byte) c2B#17 )
@@ -646,15 +644,39 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
 (const byte) RADIX::OCTAL = (number) 8
 (const nomodify byte*) SCREEN1 = (byte*)(number) $2800
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*)(number) $d400
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*)(number) $d412
-(const nomodify word*) SID_VOICE3_FREQ = (word*)(number) $d40e
-(const nomodify byte*) SID_VOICE3_OSC = (byte*)(number) $d41b
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*sin(toRadians(360*i/256)))
  }}
@@ -1186,9 +1208,9 @@ SYMBOL TABLE SSA
 (void()) sid_rnd_init()
 (label) sid_rnd_init::@return
 
+Adding number conversion cast (unumber) $ffff in *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) 0 in (bool~) memset::$0 ← (word) memset::num#1 > (number) 0
 Adding number conversion cast (unumber) $3e8 in (word) memset::num#0 ← (number) $3e8
-Adding number conversion cast (unumber) $ffff in *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) $3e8 in (byte*) main::col#1 ← (byte*) main::col#2 + rangenext(COLS,COLS+$3e8)
 Adding number conversion cast (unumber) $3fff in (number~) main::toD0181_$0 ← (word~) main::toD0181_$7 & (number) $3fff
 Adding number conversion cast (unumber) main::toD0181_$0 in (number~) main::toD0181_$0 ← (word~) main::toD0181_$7 & (unumber)(number) $3fff
@@ -1226,23 +1248,21 @@ Adding number conversion cast (unumber) 8 in (number~) makecharset::$10 ← (wor
 Adding number conversion cast (unumber) makecharset::$10 in (number~) makecharset::$10 ← (word) makecharset::c#5 * (unumber)(number) 8
 Adding number conversion cast (unumber) makecharset::$11 in (number~) makecharset::$11 ← (unumber~) makecharset::$10 + (byte) makecharset::i#3
 Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (unumber)(number) $ffff
 Inlining cast (byte*) memset::dst#0 ← (byte*)(void*) memset::str#2
 Inlining cast (word) memset::num#0 ← (unumber)(number) $3e8
-Inlining cast *((const nomodify word*) SID_VOICE3_FREQ) ← (unumber)(number) $ffff
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (byte*) 53281
 Simplifying constant pointer cast (byte*) 53272
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant pointer cast (word*) 54286
-Simplifying constant pointer cast (byte*) 54290
-Simplifying constant pointer cast (byte*) 54299
+Simplifying constant pointer cast (struct MOS6581_SID*) 54272
 Simplifying constant pointer cast (byte*) 10240
 Simplifying constant pointer cast (byte*) 8192
+Simplifying constant integer cast $ffff
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast $3e8
-Simplifying constant integer cast $ffff
 Simplifying constant integer cast $3e8
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast 4
@@ -1269,9 +1289,9 @@ Simplifying constant integer cast 8
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 8
 Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $3e8
-Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (word) $3e8
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) 4
@@ -1309,10 +1329,11 @@ Inferred type updated to byte in (unumber~) makecharset::$12 ← (word) makechar
 Inferred type updated to byte in (unumber~) makecharset::$7 ← (byte~) makecharset::$6 & (byte) $ff
 Inferred type updated to word in (unumber~) makecharset::$10 ← (word) makecharset::c#5 * (byte) 8
 Inferred type updated to word in (unumber~) makecharset::$11 ← (word~) makecharset::$10 + (byte) makecharset::i#3
-Inversing boolean not [2] (bool~) memset::$1 ← (word) memset::num#1 <= (byte) 0 from [1] (bool~) memset::$0 ← (word) memset::num#1 > (byte) 0
+Inversing boolean not [9] (bool~) memset::$1 ← (word) memset::num#1 <= (byte) 0 from [8] (bool~) memset::$0 ← (word) memset::num#1 > (byte) 0
 Inversing boolean not [188] (bool~) makecharset::$14 ← (byte~) makecharset::$12 != (byte) 0 from [187] (bool~) makecharset::$13 ← (byte~) makecharset::$12 == (byte) 0
 Inversing boolean not [200] (bool~) makecharset::$9 ← (byte~) makecharset::$7 <= (byte) makecharset::s#1 from [199] (bool~) makecharset::$8 ← (byte~) makecharset::$7 > (byte) makecharset::s#1
 Successful SSA optimization Pass2UnaryNotSimplification
+Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias memset::return#0 = memset::str#1 memset::return#3 memset::return#1 
 Alias memset::str#2 = memset::str#3 
 Alias memset::num#1 = memset::num#2 
@@ -1325,7 +1346,6 @@ Alias memset::str#4 = memset::str#5
 Alias print_line_cursor#0 = print_screen#0 print_char_cursor#0 print_line_cursor#24 print_char_cursor#32 print_screen#9 print_line_cursor#18 print_char_cursor#25 print_screen#8 
 Alias print_char_cursor#1 = print_char_cursor#12 print_char_cursor#2 
 Alias print_line_cursor#1 = print_screen#2 print_screen#1 print_char_cursor#3 print_line_cursor#8 print_char_cursor#13 print_line_cursor#2 print_char_cursor#4 
-Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias print_line_cursor#14 = print_line_cursor#19 
 Alias print_char_cursor#21 = print_char_cursor#26 
 Alias print_screen#5 = print_screen#6 
@@ -1515,8 +1535,8 @@ Successful SSA optimization Pass2IdenticalPhiElimination
 Identical Phi Values (byte*) print_line_cursor#12 (byte*) print_line_cursor#0
 Identical Phi Values (byte*) makecharset::charset#10 (byte*) makecharset::charset#0
 Successful SSA optimization Pass2IdenticalPhiElimination
-Simple Condition (bool~) memset::$1 [2] if((word) memset::num#0<=(byte) 0) goto memset::@1
-Simple Condition (bool~) memset::$3 [9] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4
+Simple Condition (bool~) memset::$1 [7] if((word) memset::num#0<=(byte) 0) goto memset::@1
+Simple Condition (bool~) memset::$3 [14] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4
 Simple Condition (bool~) main::$2 [39] if((byte*) main::col#1!=rangelast(COLS,COLS+$3e8)) goto main::@1
 Simple Condition (bool~) doplasma::$0 [71] if((byte) doplasma::i#2<(byte) $19) goto doplasma::@2
 Simple Condition (bool~) doplasma::$3 [85] if((byte) doplasma::i1#2<(byte) $28) goto doplasma::@5
@@ -1560,7 +1580,7 @@ Constant (const void*) memset::return#2 = memset::str#0
 Successful SSA optimization Pass2ConstantIdentification
 Constant value identified (word)main::toD0181_gfx#0 in [49] (byte~) main::toD0181_$3 ← > (word)(const byte*) main::toD0181_gfx#0
 Successful SSA optimization Pass2ConstantValues
-if() condition always false - eliminating [2] if((const word) memset::num#0<=(byte) 0) goto memset::@1
+if() condition always false - eliminating [7] if((const word) memset::num#0<=(byte) 0) goto memset::@1
 if() condition always true - replacing block destination [55] if(true) goto main::@4
 Successful SSA optimization Pass2ConstantIfs
 Resolved ranged next value [37] main::col#1 ← ++ main::col#2 to ++
@@ -1578,7 +1598,7 @@ Simplifying constant integer cast 1
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 1
 Successful SSA optimization PassNFinalizeNumberTypeConversions
-Constant right-side identified [0] (byte*) memset::end#0 ← (const byte*) memset::$4 + (const word) memset::num#0
+Constant right-side identified [5] (byte*) memset::end#0 ← (const byte*) memset::$4 + (const word) memset::num#0
 Constant right-side identified [24] (word~) main::toD0181_$0 ← (const word) main::toD0181_$7 & (word) $3fff
 Constant right-side identified [27] (byte~) main::toD0181_$3 ← > (word)(const byte*) main::toD0181_gfx#0
 Successful SSA optimization Pass2ConstantRValueConsolidation
@@ -2756,7 +2776,7 @@ makecharset::@8: scope:[makecharset]  from makecharset::@13 makecharset::@9
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from makecharset::@6
-  [130] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [130] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [131] return 
@@ -2798,8 +2818,8 @@ memset::@2: scope:[memset]  from memset::@1
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from makecharset
-  [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [146] return 
@@ -2821,6 +2841,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) c1A
 (byte) c1A#1 161.76923076923077
 (byte) c1A#3 15.971014492753623
@@ -3142,21 +3185,23 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $12
   // Plasma state variables
@@ -4003,8 +4048,8 @@ makecharset: {
 sid_rnd: {
     .label return = $42
     .label return_1 = $3f
-    // [130] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuz1=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [130] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuz1=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     sta.z return
     jmp __breturn
     // sid_rnd::@return
@@ -4093,14 +4138,14 @@ memset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -4184,8 +4229,8 @@ Removing always clobbered register reg byte a as potential for zp[1]:21 [ makech
 Statement [132] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:2::makecharset:12::print_char:111 [ makecharset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [140] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:100::memset:136 [ memset::dst#2 ] { }  ) always clobbers reg byte a 
 Statement [142] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:100::memset:136 [ memset::dst#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
-Statement [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
+Statement [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
+Statement [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
 Statement [5] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLUE [ ] ( main:2 [ ] { }  ) always clobbers reg byte a 
 Statement [6] *((const nomodify byte*) BGCOL) ← (const nomodify byte) BLUE [ ] ( main:2 [ ] { }  ) always clobbers reg byte a 
 Statement [8] *((byte*) main::col#2) ← (const nomodify byte) BLACK [ main::col#2 ] ( main:2 [ main::col#2 ] { }  ) always clobbers reg byte a reg byte y 
@@ -4236,8 +4281,8 @@ Statement [127] (byte) makecharset::b#1 ← (byte) makecharset::b#2 | *((const t
 Statement [132] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:2::makecharset:12::print_char:111 [ makecharset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [140] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:100::memset:136 [ memset::dst#2 ] { }  ) always clobbers reg byte a 
 Statement [142] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:100::memset:136 [ memset::dst#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
-Statement [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
+Statement [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
+Statement [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:98 [ ] { }  ) always clobbers reg byte a 
 Potential registers zp[2]:2 [ main::col#2 main::col#1 ] : zp[2]:2 , 
 Potential registers zp[1]:4 [ c1A#1 c1A#3 ] : zp[1]:4 , reg byte x , reg byte y , 
 Potential registers zp[1]:5 [ c1B#1 c1B#3 ] : zp[1]:5 , reg byte x , reg byte y , 
@@ -4305,10 +4350,11 @@ Uplift Scope [memset] 333,336.67: zp[2]:23 [ memset::dst#2 memset::dst#1 ]
 Uplift Scope [] 6,015.14: zp[2]:18 [ print_char_cursor#18 print_char_cursor#30 print_char_cursor#1 ] 177.74: zp[1]:4 [ c1A#1 c1A#3 ] 166.42: zp[1]:5 [ c1B#1 c1B#3 ] 106.62: zp[1]:6 [ c2A#1 c2A#3 ] 103.45: zp[1]:7 [ c2B#1 c2B#3 ] 
 Uplift Scope [main] 303: zp[2]:2 [ main::col#2 main::col#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
+Uplift Scope [sid_rnd_init] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_char] 
 Uplift Scope [print_cls] 
-Uplift Scope [sid_rnd_init] 
 
 Uplifting [makecharset] best 168084 combination reg byte y [ makecharset::b#2 makecharset::b#6 makecharset::b#1 ] reg byte x [ makecharset::ii#2 makecharset::ii#1 ] reg byte a [ makecharset::$6 ] zp[1]:65 [ makecharset::$7 ] zp[1]:20 [ makecharset::i#2 makecharset::i#1 ] zp[2]:57 [ makecharset::$10 ] zp[2]:59 [ makecharset::$11 ] zp[2]:61 [ makecharset::$16 ] zp[1]:55 [ makecharset::s#0 ] zp[2]:16 [ makecharset::c#2 makecharset::c#1 ] zp[1]:54 [ makecharset::$3 ] zp[1]:56 [ makecharset::$12 ] 
 Limited combination testing to 100 combinations of 9216 possible.
@@ -4317,10 +4363,11 @@ Uplifting [memset] best 159081 combination zp[2]:23 [ memset::dst#2 memset::dst#
 Uplifting [] best 159081 combination zp[2]:18 [ print_char_cursor#18 print_char_cursor#30 print_char_cursor#1 ] zp[1]:4 [ c1A#1 c1A#3 ] zp[1]:5 [ c1B#1 c1B#3 ] zp[1]:6 [ c2A#1 c2A#3 ] zp[1]:7 [ c2B#1 c2B#3 ] 
 Uplifting [main] best 159081 combination zp[2]:2 [ main::col#2 main::col#1 ] 
 Uplifting [MOS6526_CIA] best 159081 combination 
+Uplifting [MOS6581_SID] best 159081 combination 
+Uplifting [sid_rnd_init] best 159081 combination 
 Uplifting [RADIX] best 159081 combination 
 Uplifting [print_char] best 159081 combination 
 Uplifting [print_cls] best 159081 combination 
-Uplifting [sid_rnd_init] best 159081 combination 
 Attempting to uplift remaining variables inzp[1]:11 [ doplasma::yprev#2 doplasma::yprev#4 ]
 Uplifting [doplasma] best 158581 combination reg byte x [ doplasma::yprev#2 doplasma::yprev#4 ] 
 Attempting to uplift remaining variables inzp[1]:12 [ doplasma::i1#2 doplasma::i1#1 ]
@@ -4449,21 +4496,23 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $b
   // Plasma state variables
@@ -5151,8 +5200,8 @@ makecharset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // [130] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [130] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     jmp __breturn
     // sid_rnd::@return
   __breturn:
@@ -5240,14 +5289,14 @@ memset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -5425,8 +5474,8 @@ Removing instruction jmp __b1
 Succesful ASM optimization Pass5NextJumpElimination
 Removing instruction __bbegin:
 Succesful ASM optimization Pass5UnusedLabelElimination
-Fixing long branch [90] bcc __b2 to bcs
-Fixing long branch [108] bcc __b5 to bcs
+Fixing long branch [92] bcc __b2 to bcs
+Fixing long branch [110] bcc __b5 to bcs
 
 FINAL SYMBOL TABLE
 (label) @1
@@ -5453,15 +5502,39 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
 (const byte) RADIX::OCTAL = (number) 8
 (const nomodify byte*) SCREEN1 = (byte*) 10240
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*sin(toRadians(360*i/256)))
  }}
@@ -5735,21 +5808,23 @@ Score: 97666
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $b
   // Plasma state variables
@@ -6413,9 +6488,9 @@ makecharset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    // [130] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    // [130] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // sid_rnd::@return
     // }
     // [131] return 
@@ -6501,16 +6576,16 @@ memset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
-    // [144] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // SID->CH3_FREQ = 0xffff
+    // [144] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
-    // [145] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
+    // [145] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // sid_rnd_init::@return
     // }
     // [146] return 
diff --git a/src/test/ref/examples/plasma/plasma-unroll.sym b/src/test/ref/examples/plasma/plasma-unroll.sym
index 029874fad..373d3ebac 100644
--- a/src/test/ref/examples/plasma/plasma-unroll.sym
+++ b/src/test/ref/examples/plasma/plasma-unroll.sym
@@ -22,15 +22,39 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
 (const byte) RADIX::OCTAL = (number) 8
 (const nomodify byte*) SCREEN1 = (byte*) 10240
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*sin(toRadians(360*i/256)))
  }}
diff --git a/src/test/ref/examples/plasma/plasma.asm b/src/test/ref/examples/plasma/plasma.asm
index 2d9a965a0..14b130e28 100644
--- a/src/test/ref/examples/plasma/plasma.asm
+++ b/src/test/ref/examples/plasma/plasma.asm
@@ -6,22 +6,24 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label SCREEN2 = $2c00
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $b
   // Plasma state variables
@@ -344,8 +346,8 @@ makecharset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // }
     rts
 }
@@ -406,14 +408,14 @@ memset: {
 }
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
+    // SID->CH3_FREQ = 0xffff
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // }
     rts
 }
diff --git a/src/test/ref/examples/plasma/plasma.cfg b/src/test/ref/examples/plasma/plasma.cfg
index 8165c060f..b9afb7929 100644
--- a/src/test/ref/examples/plasma/plasma.cfg
+++ b/src/test/ref/examples/plasma/plasma.cfg
@@ -185,7 +185,7 @@ makecharset::@8: scope:[makecharset]  from makecharset::@13 makecharset::@9
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from makecharset::@6
-  [87] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [87] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [88] return 
@@ -227,8 +227,8 @@ memset::@2: scope:[memset]  from memset::@1
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from makecharset
-  [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [103] return 
diff --git a/src/test/ref/examples/plasma/plasma.log b/src/test/ref/examples/plasma/plasma.log
index 1bdd4efdd..8ca8389ef 100644
--- a/src/test/ref/examples/plasma/plasma.log
+++ b/src/test/ref/examples/plasma/plasma.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$3 ← call toD018 (const nomodify byte*) SCREEN1 (const nomodify byte*) CHARSET 
 Inlined call (byte~) main::$5 ← call toD018 (const nomodify byte*) SCREEN2 (const nomodify byte*) CHARSET 
@@ -8,6 +6,25 @@ CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
   to:@1
 
+(void()) sid_rnd_init()
+sid_rnd_init: scope:[sid_rnd_init]  from makecharset
+  *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  to:sid_rnd_init::@return
+sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
+  return 
+  to:@return
+
+(byte()) sid_rnd()
+sid_rnd: scope:[sid_rnd]  from makecharset::@7
+  (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
+  to:sid_rnd::@return
+sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
+  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
+  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
+  return 
+  to:@return
+
 (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num)
 memset: scope:[memset]  from print_cls
   (byte) memset::c#4 ← phi( print_cls/(byte) memset::c#0 )
@@ -92,25 +109,6 @@ print_cls::@return: scope:[print_cls]  from print_cls::@1
   return 
   to:@return
 
-(void()) sid_rnd_init()
-sid_rnd_init: scope:[sid_rnd_init]  from makecharset
-  *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
-  *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
-  to:sid_rnd_init::@return
-sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
-  return 
-  to:@return
-
-(byte()) sid_rnd()
-sid_rnd: scope:[sid_rnd]  from makecharset::@7
-  (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
-  to:sid_rnd::@return
-sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
-  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
-  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
-  return 
-  to:@return
-
 (void()) main()
 main: scope:[main]  from @3
   (byte*) print_screen#7 ← phi( @3/(byte*) print_screen#8 )
@@ -693,16 +691,40 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
 (const byte) RADIX::OCTAL = (number) 8
 (const nomodify byte*) SCREEN1 = (byte*)(number) $2800
 (const nomodify byte*) SCREEN2 = (byte*)(number) $2c00
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*)(number) $d400
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*)(number) $d412
-(const nomodify word*) SID_VOICE3_FREQ = (word*)(number) $d40e
-(const nomodify byte*) SID_VOICE3_OSC = (byte*)(number) $d41b
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*sin(2*PI*i/256))
  }}
@@ -1274,9 +1296,9 @@ SYMBOL TABLE SSA
 (void()) sid_rnd_init()
 (label) sid_rnd_init::@return
 
+Adding number conversion cast (unumber) $ffff in *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) 0 in (bool~) memset::$0 ← (word) memset::num#1 > (number) 0
 Adding number conversion cast (unumber) $3e8 in (word) memset::num#0 ← (number) $3e8
-Adding number conversion cast (unumber) $ffff in *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) $3e8 in (byte*) main::col#1 ← (byte*) main::col#2 + rangenext(COLS,COLS+$3e8)
 Adding number conversion cast (unumber) $3fff in (number~) main::toD0181_$0 ← (word~) main::toD0181_$7 & (number) $3fff
 Adding number conversion cast (unumber) main::toD0181_$0 in (number~) main::toD0181_$0 ← (word~) main::toD0181_$7 & (unumber)(number) $3fff
@@ -1323,24 +1345,22 @@ Adding number conversion cast (unumber) 8 in (number~) makecharset::$10 ← (wor
 Adding number conversion cast (unumber) makecharset::$10 in (number~) makecharset::$10 ← (word) makecharset::c#5 * (unumber)(number) 8
 Adding number conversion cast (unumber) makecharset::$11 in (number~) makecharset::$11 ← (unumber~) makecharset::$10 + (byte) makecharset::i#3
 Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (unumber)(number) $ffff
 Inlining cast (byte*) memset::dst#0 ← (byte*)(void*) memset::str#2
 Inlining cast (word) memset::num#0 ← (unumber)(number) $3e8
-Inlining cast *((const nomodify word*) SID_VOICE3_FREQ) ← (unumber)(number) $ffff
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (byte*) 53281
 Simplifying constant pointer cast (byte*) 53272
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant pointer cast (word*) 54286
-Simplifying constant pointer cast (byte*) 54290
-Simplifying constant pointer cast (byte*) 54299
+Simplifying constant pointer cast (struct MOS6581_SID*) 54272
 Simplifying constant pointer cast (byte*) 10240
 Simplifying constant pointer cast (byte*) 11264
 Simplifying constant pointer cast (byte*) 8192
+Simplifying constant integer cast $ffff
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast $3e8
-Simplifying constant integer cast $ffff
 Simplifying constant integer cast $3e8
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast 4
@@ -1371,9 +1391,9 @@ Simplifying constant integer cast 8
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 8
 Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $3e8
-Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (word) $3e8
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) 4
@@ -1420,10 +1440,11 @@ Inferred type updated to byte in (unumber~) makecharset::$12 ← (word) makechar
 Inferred type updated to byte in (unumber~) makecharset::$7 ← (byte~) makecharset::$6 & (byte) $ff
 Inferred type updated to word in (unumber~) makecharset::$10 ← (word) makecharset::c#5 * (byte) 8
 Inferred type updated to word in (unumber~) makecharset::$11 ← (word~) makecharset::$10 + (byte) makecharset::i#3
-Inversing boolean not [2] (bool~) memset::$1 ← (word) memset::num#1 <= (byte) 0 from [1] (bool~) memset::$0 ← (word) memset::num#1 > (byte) 0
+Inversing boolean not [9] (bool~) memset::$1 ← (word) memset::num#1 <= (byte) 0 from [8] (bool~) memset::$0 ← (word) memset::num#1 > (byte) 0
 Inversing boolean not [206] (bool~) makecharset::$14 ← (byte~) makecharset::$12 != (byte) 0 from [205] (bool~) makecharset::$13 ← (byte~) makecharset::$12 == (byte) 0
 Inversing boolean not [218] (bool~) makecharset::$9 ← (byte~) makecharset::$7 <= (byte) makecharset::s#1 from [217] (bool~) makecharset::$8 ← (byte~) makecharset::$7 > (byte) makecharset::s#1
 Successful SSA optimization Pass2UnaryNotSimplification
+Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias memset::return#0 = memset::str#1 memset::return#3 memset::return#1 
 Alias memset::str#2 = memset::str#3 
 Alias memset::num#1 = memset::num#2 
@@ -1436,7 +1457,6 @@ Alias memset::str#4 = memset::str#5
 Alias print_line_cursor#0 = print_screen#0 print_char_cursor#0 print_line_cursor#23 print_char_cursor#31 print_screen#9 print_line_cursor#18 print_char_cursor#25 print_screen#8 
 Alias print_char_cursor#1 = print_char_cursor#12 print_char_cursor#2 
 Alias print_line_cursor#1 = print_screen#2 print_screen#1 print_char_cursor#3 print_line_cursor#8 print_char_cursor#13 print_line_cursor#2 print_char_cursor#4 
-Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias print_line_cursor#14 = print_line_cursor#19 
 Alias print_char_cursor#21 = print_char_cursor#26 
 Alias c1A#21 = c1A#26 c1A#31 
@@ -1628,8 +1648,8 @@ Successful SSA optimization Pass2IdenticalPhiElimination
 Identical Phi Values (byte*) print_line_cursor#12 (byte*) print_line_cursor#0
 Identical Phi Values (byte*) makecharset::charset#10 (byte*) makecharset::charset#0
 Successful SSA optimization Pass2IdenticalPhiElimination
-Simple Condition (bool~) memset::$1 [2] if((word) memset::num#0<=(byte) 0) goto memset::@1
-Simple Condition (bool~) memset::$3 [9] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4
+Simple Condition (bool~) memset::$1 [7] if((word) memset::num#0<=(byte) 0) goto memset::@1
+Simple Condition (bool~) memset::$3 [14] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4
 Simple Condition (bool~) main::$1 [39] if((byte*) main::col#1!=rangelast(COLS,COLS+$3e8)) goto main::@1
 Simple Condition (bool~) doplasma::$0 [84] if((byte) doplasma::i#2<(byte) $19) goto doplasma::@2
 Simple Condition (bool~) doplasma::$2 [97] if((byte) doplasma::i1#2<(byte) $28) goto doplasma::@5
@@ -1677,7 +1697,7 @@ Successful SSA optimization Pass2ConstantIdentification
 Constant value identified (word)main::toD0181_gfx#0 in [54] (byte~) main::toD0181_$3 ← > (word)(const byte*) main::toD0181_gfx#0
 Constant value identified (word)main::toD0182_gfx#0 in [68] (byte~) main::toD0182_$3 ← > (word)(const byte*) main::toD0182_gfx#0
 Successful SSA optimization Pass2ConstantValues
-if() condition always false - eliminating [2] if((const word) memset::num#0<=(byte) 0) goto memset::@1
+if() condition always false - eliminating [7] if((const word) memset::num#0<=(byte) 0) goto memset::@1
 if() condition always true - replacing block destination [44] if(true) goto main::@4
 Successful SSA optimization Pass2ConstantIfs
 Resolved ranged next value [37] main::col#1 ← ++ main::col#2 to ++
@@ -1695,7 +1715,7 @@ Simplifying constant integer cast 1
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 1
 Successful SSA optimization PassNFinalizeNumberTypeConversions
-Constant right-side identified [0] (byte*) memset::end#0 ← (const byte*) memset::$4 + (const word) memset::num#0
+Constant right-side identified [5] (byte*) memset::end#0 ← (const byte*) memset::$4 + (const word) memset::num#0
 Constant right-side identified [26] (word~) main::toD0181_$0 ← (const word) main::toD0181_$7 & (word) $3fff
 Constant right-side identified [29] (byte~) main::toD0181_$3 ← > (word)(const byte*) main::toD0181_gfx#0
 Constant right-side identified [35] (word~) main::toD0182_$0 ← (const word) main::toD0182_$7 & (word) $3fff
@@ -2098,7 +2118,7 @@ makecharset::@8: scope:[makecharset]  from makecharset::@13 makecharset::@9
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from makecharset::@6
-  [87] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [87] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [88] return 
@@ -2140,8 +2160,8 @@ memset::@2: scope:[memset]  from memset::@1
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from makecharset
-  [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [103] return 
@@ -2163,6 +2183,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) c1A
 (byte) c1A#10 220.39999999999998
 (byte) c1A#14 101.0
@@ -2388,22 +2431,24 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label SCREEN2 = $2c00
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $14
   // Plasma state variables
@@ -2983,8 +3028,8 @@ makecharset: {
 sid_rnd: {
     .label return = $2a
     .label return_1 = $27
-    // [87] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuz1=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [87] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuz1=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     sta.z return
     jmp __breturn
     // sid_rnd::@return
@@ -3073,14 +3118,14 @@ memset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -3140,8 +3185,8 @@ Removing always clobbered register reg byte a as potential for zp[1]:23 [ makech
 Statement [89] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:2::makecharset:12::print_char:68 [ makecharset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [97] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:57::memset:93 [ memset::dst#2 ] { }  ) always clobbers reg byte a 
 Statement [99] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:57::memset:93 [ memset::dst#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
-Statement [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
+Statement [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
+Statement [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
 Statement [5] *((const nomodify byte*) BORDERCOL) ← (const nomodify byte) BLUE [ ] ( main:2 [ ] { }  ) always clobbers reg byte a 
 Statement [6] *((const nomodify byte*) BGCOL) ← (const nomodify byte) BLUE [ ] ( main:2 [ ] { }  ) always clobbers reg byte a 
 Statement [8] *((byte*) main::col#2) ← (const nomodify byte) BLACK [ main::col#2 ] ( main:2 [ main::col#2 ] { }  ) always clobbers reg byte a reg byte y 
@@ -3169,8 +3214,8 @@ Statement [84] (byte) makecharset::b#1 ← (byte) makecharset::b#2 | *((const to
 Statement [89] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:2::makecharset:12::print_char:68 [ makecharset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [97] if((byte*) memset::dst#2!=(const byte*) memset::end#0) goto memset::@2 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:57::memset:93 [ memset::dst#2 ] { }  ) always clobbers reg byte a 
 Statement [99] *((byte*) memset::dst#2) ← (const byte) memset::c#0 [ memset::dst#2 ] ( main:2::makecharset:12::print_cls:57::memset:93 [ memset::dst#2 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
-Statement [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
+Statement [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
+Statement [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:2::makecharset:12::sid_rnd_init:55 [ ] { }  ) always clobbers reg byte a 
 Potential registers zp[2]:2 [ main::col#2 main::col#1 ] : zp[2]:2 , 
 Potential registers zp[1]:4 [ c1A#10 c1A#14 c1A#4 ] : zp[1]:4 , reg byte x , reg byte y , 
 Potential registers zp[1]:5 [ c1B#10 c1B#14 c1B#4 ] : zp[1]:5 , reg byte x , reg byte y , 
@@ -3213,10 +3258,11 @@ Uplift Scope [memset] 333,336.67: zp[2]:25 [ memset::dst#2 memset::dst#1 ]
 Uplift Scope [] 6,015.14: zp[2]:20 [ print_char_cursor#18 print_char_cursor#29 print_char_cursor#1 ] 362.88: zp[1]:4 [ c1A#10 c1A#14 c1A#4 ] 344.33: zp[1]:5 [ c1B#10 c1B#14 c1B#4 ] 272.79: zp[1]:6 [ c2A#24 c2A#14 c2A#4 ] 271.95: zp[1]:7 [ c2B#24 c2B#14 c2B#4 ] 
 Uplift Scope [main] 303: zp[2]:2 [ main::col#2 main::col#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
+Uplift Scope [sid_rnd_init] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_char] 
 Uplift Scope [print_cls] 
-Uplift Scope [sid_rnd_init] 
 
 Uplifting [doplasma] best 158157 combination reg byte y [ doplasma::i2#2 doplasma::i2#1 ] reg byte a [ doplasma::$6 ] reg byte x [ doplasma::ii#2 doplasma::ii#1 ] zp[2]:15 [ doplasma::screen#6 doplasma::screen#2 doplasma::screen#13 ] zp[1]:8 [ doplasma::i#2 doplasma::i#1 ] zp[1]:11 [ doplasma::i1#2 doplasma::i1#1 ] zp[1]:28 [ doplasma::$3 ] zp[1]:29 [ doplasma::$1 ] zp[1]:10 [ doplasma::c1b#2 doplasma::c1b#0 doplasma::c1b#1 ] zp[1]:13 [ doplasma::c2b#2 doplasma::c2b#0 doplasma::c2b#1 ] zp[1]:9 [ doplasma::c1a#2 doplasma::c1a#0 doplasma::c1a#1 ] zp[1]:12 [ doplasma::c2a#2 doplasma::c2a#0 doplasma::c2a#1 ] 
 Limited combination testing to 100 combinations of 419904 possible.
@@ -3227,10 +3273,11 @@ Uplifting [memset] best 126054 combination zp[2]:25 [ memset::dst#2 memset::dst#
 Uplifting [] best 126054 combination zp[2]:20 [ print_char_cursor#18 print_char_cursor#29 print_char_cursor#1 ] zp[1]:4 [ c1A#10 c1A#14 c1A#4 ] zp[1]:5 [ c1B#10 c1B#14 c1B#4 ] zp[1]:6 [ c2A#24 c2A#14 c2A#4 ] zp[1]:7 [ c2B#24 c2B#14 c2B#4 ] 
 Uplifting [main] best 126054 combination zp[2]:2 [ main::col#2 main::col#1 ] 
 Uplifting [MOS6526_CIA] best 126054 combination 
+Uplifting [MOS6581_SID] best 126054 combination 
+Uplifting [sid_rnd_init] best 126054 combination 
 Uplifting [RADIX] best 126054 combination 
 Uplifting [print_char] best 126054 combination 
 Uplifting [print_cls] best 126054 combination 
-Uplifting [sid_rnd_init] best 126054 combination 
 Attempting to uplift remaining variables inzp[1]:8 [ doplasma::i#2 doplasma::i#1 ]
 Uplifting [doplasma] best 126054 combination zp[1]:8 [ doplasma::i#2 doplasma::i#1 ] 
 Attempting to uplift remaining variables inzp[1]:11 [ doplasma::i1#2 doplasma::i1#1 ]
@@ -3299,22 +3346,24 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label SCREEN2 = $2c00
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $b
   // Plasma state variables
@@ -3856,8 +3905,8 @@ makecharset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // [87] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [87] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     jmp __breturn
     // sid_rnd::@return
   __breturn:
@@ -3945,14 +3994,14 @@ memset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -4115,16 +4164,40 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
 (const byte) RADIX::OCTAL = (number) 8
 (const nomodify byte*) SCREEN1 = (byte*) 10240
 (const nomodify byte*) SCREEN2 = (byte*) 11264
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*sin(2*PI*i/256))
  }}
@@ -4330,22 +4403,24 @@ Score: 97752
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label BORDERCOL = $d020
   .label BGCOL = $d021
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const BLUE = 6
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   .label SCREEN1 = $2800
   .label SCREEN2 = $2c00
   .label CHARSET = $2000
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   .label print_line_cursor = $400
   .label print_char_cursor = $b
   // Plasma state variables
@@ -4855,9 +4930,9 @@ makecharset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    // [87] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    // [87] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // sid_rnd::@return
     // }
     // [88] return 
@@ -4943,16 +5018,16 @@ memset: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
-    // [101] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // SID->CH3_FREQ = 0xffff
+    // [101] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
-    // [102] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
+    // [102] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // sid_rnd_init::@return
     // }
     // [103] return 
diff --git a/src/test/ref/examples/plasma/plasma.sym b/src/test/ref/examples/plasma/plasma.sym
index 11289a0c5..6b2b4221b 100644
--- a/src/test/ref/examples/plasma/plasma.sym
+++ b/src/test/ref/examples/plasma/plasma.sym
@@ -22,16 +22,40 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
 (const byte) RADIX::OCTAL = (number) 8
 (const nomodify byte*) SCREEN1 = (byte*) 10240
 (const nomodify byte*) SCREEN2 = (byte*) 11264
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*sin(2*PI*i/256))
  }}
diff --git a/src/test/ref/examples/rasterbars/raster-bars.log b/src/test/ref/examples/rasterbars/raster-bars.log
index 8a241b094..1dc533da4 100644
--- a/src/test/ref/examples/rasterbars/raster-bars.log
+++ b/src/test/ref/examples/rasterbars/raster-bars.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -76,6 +74,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (void()) main()
 (bool~) main::$0
@@ -214,6 +235,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (void()) raster()
 (byte) raster::col
@@ -383,11 +427,13 @@ Potential registers zp[1]:3 [ raster::i#2 raster::i#1 ] : zp[1]:3 , reg byte a ,
 REGISTER UPLIFT SCOPES
 Uplift Scope [raster] 252,505: zp[1]:2 [ raster::col#2 raster::col#0 raster::col#1 ] 141,668.08: zp[1]:3 [ raster::i#2 raster::i#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
 Uplifting [raster] best 9585 combination reg byte a [ raster::col#2 raster::col#0 raster::col#1 ] reg byte x [ raster::i#2 raster::i#1 ] 
 Uplifting [MOS6526_CIA] best 9585 combination 
+Uplifting [MOS6581_SID] best 9585 combination 
 Uplifting [main] best 9585 combination 
 Uplifting [] best 9585 combination 
 
@@ -571,6 +617,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (void()) main()
 (label) main::@1
diff --git a/src/test/ref/examples/rasterbars/raster-bars.sym b/src/test/ref/examples/rasterbars/raster-bars.sym
index 14b0d13e6..e1ebbe579 100644
--- a/src/test/ref/examples/rasterbars/raster-bars.sym
+++ b/src/test/ref/examples/rasterbars/raster-bars.sym
@@ -17,6 +17,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (void()) main()
 (label) main::@1
diff --git a/src/test/ref/examples/rotate/rotate.asm b/src/test/ref/examples/rotate/rotate.asm
index 51500e665..b26852101 100644
--- a/src/test/ref/examples/rotate/rotate.asm
+++ b/src/test/ref/examples/rotate/rotate.asm
@@ -2,6 +2,10 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -13,10 +17,6 @@
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .const GREEN = 5
   .const LIGHT_BLUE = $e
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
diff --git a/src/test/ref/examples/rotate/rotate.log b/src/test/ref/examples/rotate/rotate.log
index b216fd58f..3fe9aefab 100644
--- a/src/test/ref/examples/rotate/rotate.log
+++ b/src/test/ref/examples/rotate/rotate.log
@@ -1,10 +1,4 @@
 Resolved forward reference SPRITE to (byte*) SPRITE
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call mulf8s_prepare (signed byte) mulf8s::a 
 Inlined call call mulf8s_prepare (signed byte) anim::cos_a 
@@ -610,6 +604,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -1919,6 +1936,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) anim()
 (signed word~) anim::$10 20002.0
 (signed word~) anim::$11 20002.0
@@ -2256,6 +2296,10 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -2267,10 +2311,6 @@ Target platform is c64basic / MOS6502X
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .const GREEN = 5
   .const LIGHT_BLUE = $e
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
@@ -3628,6 +3668,7 @@ Uplift Scope [print_ulong_at] 7,001: zp[4]:76 [ print_ulong_at::dw#0 ]
 Uplift Scope [clock] 3,667.33: zp[4]:82 [ clock::return#0 ] 2,002: zp[4]:64 [ clock::return#2 ] 
 Uplift Scope [init] 2,836.17: zp[1]:19 [ init::i#2 init::i#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [clock_start] 
 Uplift Scope [RADIX] 
 Uplift Scope [main] 
@@ -3648,6 +3689,7 @@ Uplifting [print_ulong_at] best 44325 combination zp[4]:76 [ print_ulong_at::dw#
 Uplifting [clock] best 44325 combination zp[4]:82 [ clock::return#0 ] zp[4]:64 [ clock::return#2 ] 
 Uplifting [init] best 44175 combination reg byte x [ init::i#2 init::i#1 ] 
 Uplifting [MOS6526_CIA] best 44175 combination 
+Uplifting [MOS6581_SID] best 44175 combination 
 Uplifting [clock_start] best 44175 combination 
 Uplifting [RADIX] best 44175 combination 
 Uplifting [main] best 44175 combination 
@@ -3723,6 +3765,10 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -3734,10 +3780,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .const GREEN = 5
   .const LIGHT_BLUE = $e
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
@@ -4862,6 +4904,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -5137,6 +5202,10 @@ Score: 30994
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -5148,10 +5217,6 @@ Score: 30994
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .const GREEN = 5
   .const LIGHT_BLUE = $e
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
diff --git a/src/test/ref/examples/rotate/rotate.sym b/src/test/ref/examples/rotate/rotate.sym
index 469a78d31..0c060a87a 100644
--- a/src/test/ref/examples/rotate/rotate.sym
+++ b/src/test/ref/examples/rotate/rotate.sym
@@ -24,6 +24,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/examples/scrolllogo/scrolllogo.log b/src/test/ref/examples/scrolllogo/scrolllogo.log
index 09352ff33..830efb385 100644
--- a/src/test/ref/examples/scrolllogo/scrolllogo.log
+++ b/src/test/ref/examples/scrolllogo/scrolllogo.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$0 ← call toD018 (const byte*) SCREEN (const byte*) LOGO 
 
@@ -865,6 +863,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
 (const nomodify dword) PI_u4f28 = (dword) $3243f6a9
@@ -3572,6 +3593,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (dword()) div32u16u((dword) div32u16u::dividend , (word) div32u16u::divisor)
 (dword) div32u16u::dividend
 (word) div32u16u::divisor
@@ -6085,6 +6129,7 @@ Uplift Scope [memset] 3,572.33: zp[2]:55 [ memset::dst#2 memset::dst#4 memset::d
 Uplift Scope [div32u16u] 2,002: zp[2]:169 [ div32u16u::quotient_lo#0 ] 400.4: zp[2]:165 [ div32u16u::quotient_hi#0 ] 367.33: zp[4]:171 [ div32u16u::return#0 ] 202: zp[4]:82 [ div32u16u::return#2 ] 
 Uplift Scope [main] 353.5: zp[1]:2 [ main::ch#2 main::ch#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 
 Uplifting [mul16u] best 75504 combination zp[4]:25 [ mul16u::res#2 mul16u::res#6 mul16u::res#1 ] zp[4]:29 [ mul16u::mb#2 mul16u::mb#0 mul16u::mb#1 ] reg byte a [ mul16u::$1 ] zp[2]:23 [ mul16u::a#3 mul16u::a#6 mul16u::a#1 mul16u::a#2 mul16u::a#0 ] zp[2]:21 [ mul16u::b#2 mul16u::b#1 ] zp[4]:149 [ mul16u::return#3 ] zp[4]:104 [ mul16u::return#2 ] 
 Uplifting [divr16u] best 75294 combination zp[2]:45 [ divr16u::rem#5 divr16u::rem#10 divr16u::rem#4 divr16u::rem#11 divr16u::rem#6 divr16u::rem#0 divr16u::rem#1 divr16u::rem#2 ] zp[2]:49 [ divr16u::quotient#3 divr16u::return#0 divr16u::quotient#1 divr16u::quotient#2 ] reg byte a [ divr16u::$1 ] reg byte a [ divr16u::$2 ] reg byte x [ divr16u::i#2 divr16u::i#1 ] zp[2]:47 [ divr16u::dividend#3 divr16u::dividend#5 divr16u::dividend#0 ] zp[2]:163 [ divr16u::return#2 ] zp[2]:167 [ divr16u::return#3 ] 
@@ -6098,6 +6143,7 @@ Uplifting [memset] best 75253 combination zp[2]:55 [ memset::dst#2 memset::dst#4
 Uplifting [div32u16u] best 75253 combination zp[2]:169 [ div32u16u::quotient_lo#0 ] zp[2]:165 [ div32u16u::quotient_hi#0 ] zp[4]:171 [ div32u16u::return#0 ] zp[4]:82 [ div32u16u::return#2 ] 
 Uplifting [main] best 75133 combination reg byte x [ main::ch#2 main::ch#1 ] 
 Uplifting [MOS6526_CIA] best 75133 combination 
+Uplifting [MOS6581_SID] best 75133 combination 
 Attempting to uplift remaining variables inzp[1]:5 [ render_logo::screen_idx#10 render_logo::screen_idx#4 render_logo::screen_idx#18 render_logo::screen_idx#3 ]
 Uplifting [render_logo] best 70033 combination reg byte y [ render_logo::screen_idx#10 render_logo::screen_idx#4 render_logo::screen_idx#18 render_logo::screen_idx#3 ] 
 Attempting to uplift remaining variables inzp[1]:8 [ render_logo::screen_idx#15 render_logo::screen_idx#21 render_logo::screen_idx#5 render_logo::screen_idx#6 ]
@@ -7934,6 +7980,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
 (const nomodify dword) PI_u4f28 = (dword) $3243f6a9
diff --git a/src/test/ref/examples/scrolllogo/scrolllogo.sym b/src/test/ref/examples/scrolllogo/scrolllogo.sym
index 6d0996cb7..b9e67682e 100644
--- a/src/test/ref/examples/scrolllogo/scrolllogo.sym
+++ b/src/test/ref/examples/scrolllogo/scrolllogo.sym
@@ -26,6 +26,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
 (const nomodify dword) PI_u4f28 = (dword) $3243f6a9
diff --git a/src/test/ref/examples/showlogo/showlogo.log b/src/test/ref/examples/showlogo/showlogo.log
index 7225377ff..b9eb338a3 100644
--- a/src/test/ref/examples/showlogo/showlogo.log
+++ b/src/test/ref/examples/showlogo/showlogo.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$0 ← call toD018 (const byte*) SCREEN (const byte*) LOGO 
 
@@ -161,6 +159,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte) VIC_CSEL = (byte) 8
 (const nomodify byte) VIC_MCM = (byte) $10
@@ -537,6 +558,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte) main::ch
 (byte) main::ch#1 151.5
@@ -830,11 +874,13 @@ REGISTER UPLIFT SCOPES
 Uplift Scope [memset] 3,572.33: zp[2]:8 [ memset::dst#2 memset::dst#4 memset::dst#1 ] 183.67: zp[2]:10 [ memset::end#0 ] 125.12: zp[1]:7 [ memset::c#4 ] 101: zp[2]:3 [ memset::num#2 ] 0: zp[2]:5 [ memset::str#3 ] 
 Uplift Scope [main] 353.5: zp[1]:2 [ main::ch#2 main::ch#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [memset] best 6284 combination zp[2]:8 [ memset::dst#2 memset::dst#4 memset::dst#1 ] zp[2]:10 [ memset::end#0 ] reg byte x [ memset::c#4 ] zp[2]:3 [ memset::num#2 ] zp[2]:5 [ memset::str#3 ] 
 Uplifting [main] best 6164 combination reg byte x [ main::ch#2 main::ch#1 ] 
 Uplifting [MOS6526_CIA] best 6164 combination 
+Uplifting [MOS6581_SID] best 6164 combination 
 Uplifting [] best 6164 combination 
 Coalescing zero page register [ zp[2]:3 [ memset::num#2 ] ] with [ zp[2]:10 [ memset::end#0 ] ] - score: 1
 Coalescing zero page register [ zp[2]:5 [ memset::str#3 ] ] with [ zp[2]:8 [ memset::dst#2 memset::dst#4 memset::dst#1 ] ] - score: 1
@@ -1116,6 +1162,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_CSEL = (byte) 8
 (const nomodify byte) VIC_MCM = (byte) $10
diff --git a/src/test/ref/examples/showlogo/showlogo.sym b/src/test/ref/examples/showlogo/showlogo.sym
index d97f268f4..8786d92ef 100644
--- a/src/test/ref/examples/showlogo/showlogo.sym
+++ b/src/test/ref/examples/showlogo/showlogo.sym
@@ -26,6 +26,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*) 1024
 (const nomodify byte) VIC_CSEL = (byte) 8
 (const nomodify byte) VIC_MCM = (byte) $10
diff --git a/src/test/ref/examples/sinplotter/sine-plotter.log b/src/test/ref/examples/sinplotter/sine-plotter.log
index f39a8a381..83645a051 100644
--- a/src/test/ref/examples/sinplotter/sine-plotter.log
+++ b/src/test/ref/examples/sinplotter/sine-plotter.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call vicSelectGfxBank (const byte*) SCREEN 
 Inlined call (byte~) main::$1 ← call toD018 (const byte*) SCREEN (const byte*) BITMAP 
@@ -948,6 +946,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
@@ -3159,6 +3180,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear((byte) bitmap_clear::bgcol , (byte) bitmap_clear::fgcol)
 (byte) bitmap_clear::bgcol
 (byte) bitmap_clear::col
@@ -5744,6 +5788,7 @@ Uplift Scope [sin16s_gen2] 2,233: zp[2]:11 [ sin16s_gen2::i#2 sin16s_gen2::i#1 ]
 Uplift Scope [div32u16u] 2,002: zp[2]:177 [ div32u16u::quotient_lo#0 ] 400.4: zp[2]:173 [ div32u16u::quotient_hi#0 ] 367.33: zp[4]:179 [ div32u16u::return#0 ] 202: zp[4]:90 [ div32u16u::return#2 ] 
 Uplift Scope [] 2,200.4: zp[2]:185 [ rem16u#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [bitmap_clear] 
 Uplift Scope [main] 
 
@@ -5762,6 +5807,7 @@ Uplifting [sin16s_gen2] best 30310 combination zp[2]:11 [ sin16s_gen2::i#2 sin16
 Uplifting [div32u16u] best 30310 combination zp[2]:177 [ div32u16u::quotient_lo#0 ] zp[2]:173 [ div32u16u::quotient_hi#0 ] zp[4]:179 [ div32u16u::return#0 ] zp[4]:90 [ div32u16u::return#2 ] 
 Uplifting [] best 30310 combination zp[2]:185 [ rem16u#1 ] 
 Uplifting [MOS6526_CIA] best 30310 combination 
+Uplifting [MOS6581_SID] best 30310 combination 
 Uplifting [bitmap_clear] best 30310 combination 
 Uplifting [main] best 30310 combination 
 Attempting to uplift remaining variables inzp[1]:191 [ bitmap_init::$5 ]
@@ -7597,6 +7643,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
diff --git a/src/test/ref/examples/sinplotter/sine-plotter.sym b/src/test/ref/examples/sinplotter/sine-plotter.sym
index 3fea64382..50f217f0d 100644
--- a/src/test/ref/examples/sinplotter/sine-plotter.sym
+++ b/src/test/ref/examples/sinplotter/sine-plotter.sym
@@ -21,6 +21,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify dword) PI2_u4f28 = (dword) $6487ed51
 (const nomodify dword) PI_HALF_u4f28 = (dword) $1921fb54
diff --git a/src/test/ref/examples/sinsprites/sinus-sprites.log b/src/test/ref/examples/sinsprites/sinus-sprites.log
index e587d41f0..82be3f683 100644
--- a/src/test/ref/examples/sinsprites/sinus-sprites.log
+++ b/src/test/ref/examples/sinsprites/sinus-sprites.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call prepareMEM (word) setFAC::w 
 Inlined call call prepareMEM (word)(byte*) setMEMtoFAC::mem 
@@ -933,6 +931,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
@@ -3005,6 +3026,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) addMEMtoFAC((byte*) addMEMtoFAC::mem)
 (byte*) addMEMtoFAC::mem
 (word) addMEMtoFAC::prepareMEM1_mem
@@ -5114,6 +5158,7 @@ Uplift Scope [clear_screen] 33,336.67: zp[2]:11 [ clear_screen::sc#2 clear_scree
 Uplift Scope [gen_sintab] 21,668.83: zp[1]:21 [ gen_sintab::i#10 gen_sintab::i#1 ] 10,001: zp[2]:57 [ gen_sintab::$20 ] 208.35: zp[1]:17 [ gen_sintab::length#10 ] 208.35: zp[2]:19 [ gen_sintab::sintab#13 ] 0: zp[1]:15 [ gen_sintab::max#2 ] 0: zp[1]:16 [ gen_sintab::min#2 ] 
 Uplift Scope [init] 2,836.17: zp[1]:10 [ init::i#2 init::i#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [setARGtoFAC] 
 Uplift Scope [addMEMtoFAC] 
 Uplift Scope [subFACfromARG] 
@@ -5140,6 +5185,7 @@ Uplifting [clear_screen] best 1062803 combination zp[2]:11 [ clear_screen::sc#2
 Uplifting [gen_sintab] best 1062796 combination zp[1]:21 [ gen_sintab::i#10 gen_sintab::i#1 ] zp[2]:57 [ gen_sintab::$20 ] zp[1]:17 [ gen_sintab::length#10 ] zp[2]:19 [ gen_sintab::sintab#13 ] reg byte x [ gen_sintab::max#2 ] zp[1]:16 [ gen_sintab::min#2 ] 
 Uplifting [init] best 1062646 combination reg byte x [ init::i#2 init::i#1 ] 
 Uplifting [MOS6526_CIA] best 1062646 combination 
+Uplifting [MOS6581_SID] best 1062646 combination 
 Uplifting [setARGtoFAC] best 1062646 combination 
 Uplifting [addMEMtoFAC] best 1062646 combination 
 Uplifting [subFACfromARG] best 1062646 combination 
@@ -6961,6 +7007,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
diff --git a/src/test/ref/examples/sinsprites/sinus-sprites.sym b/src/test/ref/examples/sinsprites/sinus-sprites.sym
index 78ea0a7c1..2578db0b8 100644
--- a/src/test/ref/examples/sinsprites/sinus-sprites.sym
+++ b/src/test/ref/examples/sinsprites/sinus-sprites.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
diff --git a/src/test/ref/font-hex-show.log b/src/test/ref/font-hex-show.log
index 736accd01..155cf0838 100644
--- a/src/test/ref/font-hex-show.log
+++ b/src/test/ref/font-hex-show.log
@@ -1,7 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$0 ← call toD018 (const byte*) SCREEN (const byte*) CHARSET 
 
@@ -151,6 +149,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*)(number) $400
 (void()) init_font_hex((byte*) init_font_hex::charset)
 (byte~) init_font_hex::$0
@@ -562,6 +583,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) init_font_hex((byte*) init_font_hex::charset)
 (byte~) init_font_hex::$0 100001.0
 (byte~) init_font_hex::$1 200002.0
@@ -927,12 +971,14 @@ REGISTER UPLIFT SCOPES
 Uplift Scope [init_font_hex] 216,668.83: zp[1]:11 [ init_font_hex::i#2 init_font_hex::i#1 ] 200,002: zp[1]:14 [ init_font_hex::$1 ] 200,002: zp[1]:15 [ init_font_hex::$2 ] 115,001.6: zp[1]:12 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 100,001: zp[1]:13 [ init_font_hex::$0 ] 20,002: zp[1]:16 [ init_font_hex::idx#3 ] 16,334.97: zp[1]:10 [ init_font_hex::c1#4 init_font_hex::c1#1 ] 16,288.71: zp[2]:6 [ init_font_hex::charset#2 init_font_hex::charset#5 init_font_hex::charset#0 ] 14,231.5: zp[2]:8 [ init_font_hex::proto_lo#4 init_font_hex::proto_lo#1 ] 6,334.17: zp[2]:3 [ init_font_hex::proto_hi#6 init_font_hex::proto_hi#1 ] 1,606.87: zp[1]:5 [ init_font_hex::c#6 init_font_hex::c#1 ] 
 Uplift Scope [main] 353.5: zp[1]:2 [ main::c#2 main::c#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [init_font_hex] best 83724 combination reg byte x [ init_font_hex::i#2 init_font_hex::i#1 ] reg byte a [ init_font_hex::$1 ] reg byte a [ init_font_hex::$2 ] zp[1]:12 [ init_font_hex::idx#5 init_font_hex::idx#2 ] zp[1]:13 [ init_font_hex::$0 ] zp[1]:16 [ init_font_hex::idx#3 ] zp[1]:10 [ init_font_hex::c1#4 init_font_hex::c1#1 ] zp[2]:6 [ init_font_hex::charset#2 init_font_hex::charset#5 init_font_hex::charset#0 ] zp[2]:8 [ init_font_hex::proto_lo#4 init_font_hex::proto_lo#1 ] zp[2]:3 [ init_font_hex::proto_hi#6 init_font_hex::proto_hi#1 ] zp[1]:5 [ init_font_hex::c#6 init_font_hex::c#1 ] 
 Limited combination testing to 100 combinations of 6912 possible.
 Uplifting [main] best 83604 combination reg byte x [ main::c#2 main::c#1 ] 
 Uplifting [MOS6526_CIA] best 83604 combination 
+Uplifting [MOS6581_SID] best 83604 combination 
 Uplifting [] best 83604 combination 
 Attempting to uplift remaining variables inzp[1]:12 [ init_font_hex::idx#5 init_font_hex::idx#2 ]
 Uplifting [init_font_hex] best 83604 combination zp[1]:12 [ init_font_hex::idx#5 init_font_hex::idx#2 ] 
@@ -1262,6 +1308,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*) 1024
 (void()) init_font_hex((byte*) init_font_hex::charset)
 (byte~) init_font_hex::$0 zp[1]:11 100001.0
diff --git a/src/test/ref/font-hex-show.sym b/src/test/ref/font-hex-show.sym
index 2327ccaad..afd558ac5 100644
--- a/src/test/ref/font-hex-show.sym
+++ b/src/test/ref/font-hex-show.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte*) SCREEN = (byte*) 1024
 (void()) init_font_hex((byte*) init_font_hex::charset)
 (byte~) init_font_hex::$0 zp[1]:11 100001.0
diff --git a/src/test/ref/gfxbank.log b/src/test/ref/gfxbank.log
index cd1bbf533..58caca766 100644
--- a/src/test/ref/gfxbank.log
+++ b/src/test/ref/gfxbank.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call vicSelectGfxBank (const nomodify byte*) main::PLAYFIELD_CHARSET 
 
@@ -62,6 +60,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (void()) main()
@@ -203,6 +224,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte*) main::vicSelectGfxBank1_gfx
 (byte*) main::vicSelectGfxBank1_toDd001_gfx
@@ -273,10 +317,12 @@ Statement [7] *((byte*)(const nomodify struct MOS6526_CIA*) CIA2) ← (const byt
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 96 combination 
+Uplifting [MOS6581_SID] best 96 combination 
 Uplifting [main] best 96 combination 
 Uplifting [] best 96 combination 
 
@@ -380,6 +426,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (void()) main()
 (label) main::@return
diff --git a/src/test/ref/gfxbank.sym b/src/test/ref/gfxbank.sym
index 9d4ad7830..a487baca4 100644
--- a/src/test/ref/gfxbank.sym
+++ b/src/test/ref/gfxbank.sym
@@ -16,6 +16,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (void()) main()
 (label) main::@return
diff --git a/src/test/ref/initializer-2.log b/src/test/ref/initializer-2.log
index 0d3722a15..7df05879e 100644
--- a/src/test/ref/initializer-2.log
+++ b/src/test/ref/initializer-2.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$1).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$1)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$2).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$2)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/initializer-3.log b/src/test/ref/initializer-3.log
index e4ddd81a3..b66d0c5bb 100644
--- a/src/test/ref/initializer-3.log
+++ b/src/test/ref/initializer-3.log
@@ -1,6 +1,3 @@
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$3).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$3)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$4).y with member unwinding reference *((signed word*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$4)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$5).y with member unwinding reference *((signed word*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$5)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/irq-hardware-clobber-jsr.asm b/src/test/ref/irq-hardware-clobber-jsr.asm
index 92dbbbbae..b536f63ed 100644
--- a/src/test/ref/irq-hardware-clobber-jsr.asm
+++ b/src/test/ref/irq-hardware-clobber-jsr.asm
@@ -2,6 +2,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -22,8 +24,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/irq-hardware-clobber-jsr.log b/src/test/ref/irq-hardware-clobber-jsr.log
index 636c67c3f..c4a611237 100644
--- a/src/test/ref/irq-hardware-clobber-jsr.log
+++ b/src/test/ref/irq-hardware-clobber-jsr.log
@@ -1,7 +1,4 @@
 Resolved forward reference irq to interrupt(HARDWARE_CLOBBER)(void()) irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -84,6 +81,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*)(number) 0
@@ -211,6 +231,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) do_irq()
 interrupt(HARDWARE_CLOBBER)(void()) irq()
 (void()) main()
@@ -227,6 +270,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -247,8 +292,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -367,12 +410,14 @@ Statement [19] *((const nomodify byte*) IRQ_STATUS) ← (const nomodify byte) IR
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [irq] 
 Uplift Scope [do_irq] 
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 329 combination 
+Uplifting [MOS6581_SID] best 329 combination 
 Uplifting [main] best 329 combination 
 Uplifting [irq] best 329 combination 
 Uplifting [do_irq] best 329 combination 
@@ -393,6 +438,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -413,8 +460,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
@@ -560,6 +605,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
@@ -587,6 +655,8 @@ Score: 224
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   // Processor port data direction register
   .label PROCPORT_DDR = 0
   // Mask for PROCESSOR_PORT_DDR which allows only memory configuration to be written
@@ -607,8 +677,6 @@ Score: 224
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the HARDWARE serves IRQ interrupts
   .label HARDWARE_IRQ = $fffe
   // The colors of the C64
diff --git a/src/test/ref/irq-hardware-clobber-jsr.sym b/src/test/ref/irq-hardware-clobber-jsr.sym
index 7941b335d..57e1a5eb0 100644
--- a/src/test/ref/irq-hardware-clobber-jsr.sym
+++ b/src/test/ref/irq-hardware-clobber-jsr.sym
@@ -24,6 +24,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/irq-idx-problem.asm b/src/test/ref/irq-idx-problem.asm
index dadf420c1..125771b8e 100644
--- a/src/test/ref/irq-idx-problem.asm
+++ b/src/test/ref/irq-idx-problem.asm
@@ -2,6 +2,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label VIC_CONTROL = $d011
   // VIC II IRQ Status Register
@@ -12,8 +14,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label SCREEN = $400
diff --git a/src/test/ref/irq-idx-problem.log b/src/test/ref/irq-idx-problem.log
index 9c337c4df..7b0693332 100644
--- a/src/test/ref/irq-idx-problem.log
+++ b/src/test/ref/irq-idx-problem.log
@@ -1,7 +1,4 @@
 Resolved forward reference table_driven_irq to interrupt(KERNEL_MIN)(void()) table_driven_irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -107,6 +104,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (const nomodify byte*) SCREEN = (byte*)(number) $400
@@ -300,6 +320,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (volatile byte) irq_idx loadstore 6.0
 (void()) main()
 interrupt(KERNEL_MIN)(void()) table_driven_irq()
@@ -329,6 +372,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label VIC_CONTROL = $d011
   // VIC II IRQ Status Register
@@ -339,8 +384,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label SCREEN = $400
@@ -518,11 +561,13 @@ REGISTER UPLIFT SCOPES
 Uplift Scope [table_driven_irq] 11: zp[1]:3 [ table_driven_irq::idx#0 ] 6.17: zp[1]:4 [ table_driven_irq::val#0 ] 
 Uplift Scope [] 6: zp[1]:2 [ irq_idx ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [table_driven_irq] best 762 combination reg byte a [ table_driven_irq::idx#0 ] reg byte x [ table_driven_irq::val#0 ] 
 Uplifting [] best 762 combination zp[1]:2 [ irq_idx ] 
 Uplifting [MOS6526_CIA] best 762 combination 
+Uplifting [MOS6581_SID] best 762 combination 
 Uplifting [main] best 762 combination 
 Attempting to uplift remaining variables inzp[1]:2 [ irq_idx ]
 Uplifting [] best 762 combination zp[1]:2 [ irq_idx ] 
@@ -535,6 +580,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label VIC_CONTROL = $d011
   // VIC II IRQ Status Register
@@ -545,8 +592,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label SCREEN = $400
@@ -740,6 +785,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte*) SCREEN = (byte*) 1024
@@ -777,6 +845,8 @@ Score: 604
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label RASTER = $d012
   .label VIC_CONTROL = $d011
   // VIC II IRQ Status Register
@@ -787,8 +857,6 @@ Score: 604
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .label SCREEN = $400
diff --git a/src/test/ref/irq-idx-problem.sym b/src/test/ref/irq-idx-problem.sym
index 1cf0bbd6b..cdc02d19f 100644
--- a/src/test/ref/irq-idx-problem.sym
+++ b/src/test/ref/irq-idx-problem.sym
@@ -25,6 +25,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte*) SCREEN = (byte*) 1024
diff --git a/src/test/ref/irq-kernel-minimal.log b/src/test/ref/irq-kernel-minimal.log
index bd1559785..85e9a9053 100644
--- a/src/test/ref/irq-kernel-minimal.log
+++ b/src/test/ref/irq-kernel-minimal.log
@@ -1,6 +1,4 @@
 Resolved forward reference irq to interrupt(KERNEL_KEYBOARD)(void()) irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -54,6 +52,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) WHITE = (byte) 1
 interrupt(KERNEL_KEYBOARD)(void()) irq()
 (label) irq::@return
@@ -123,6 +144,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 interrupt(KERNEL_KEYBOARD)(void()) irq()
 (void()) main()
 
@@ -201,11 +245,13 @@ Statement [9] *((const nomodify byte*) BGCOL) ← (const nomodify byte) BLACK [
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [irq] 
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 55 combination 
+Uplifting [MOS6581_SID] best 55 combination 
 Uplifting [main] best 55 combination 
 Uplifting [irq] best 55 combination 
 Uplifting [] best 55 combination 
@@ -315,6 +361,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) WHITE = (byte) 1
 interrupt(KERNEL_KEYBOARD)(void()) irq()
 (label) irq::@return
diff --git a/src/test/ref/irq-kernel-minimal.sym b/src/test/ref/irq-kernel-minimal.sym
index e72a86ac8..63fd3df89 100644
--- a/src/test/ref/irq-kernel-minimal.sym
+++ b/src/test/ref/irq-kernel-minimal.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) WHITE = (byte) 1
 interrupt(KERNEL_KEYBOARD)(void()) irq()
 (label) irq::@return
diff --git a/src/test/ref/keyboard-glitch.log b/src/test/ref/keyboard-glitch.log
index 6be373149..060229e88 100644
--- a/src/test/ref/keyboard-glitch.log
+++ b/src/test/ref/keyboard-glitch.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -184,6 +176,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte) RED = (byte) 2
@@ -531,6 +546,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte()) keyboard_key_pressed((byte) keyboard_key_pressed::key)
 (byte~) keyboard_key_pressed::$2 2.0000002E7
 (byte) keyboard_key_pressed::colidx
@@ -942,6 +980,7 @@ Uplift Scope [keyboard_key_pressed] 20,000,002: zp[1]:10 [ keyboard_key_pressed:
 Uplift Scope [pressed] 2,000,002: zp[1]:17 [ pressed::$1 ] 
 Uplift Scope [menu] 200,002: zp[1]:4 [ menu::$0 ] 200,002: zp[1]:6 [ menu::$4 ] 200,002: zp[1]:8 [ menu::$7 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
@@ -951,6 +990,7 @@ Limited combination testing to 100 combinations of 196608 possible.
 Uplifting [pressed] best 11607 combination reg byte a [ pressed::$1 ] 
 Uplifting [menu] best 9807 combination reg byte a [ menu::$0 ] reg byte a [ menu::$4 ] reg byte a [ menu::$7 ] 
 Uplifting [MOS6526_CIA] best 9807 combination 
+Uplifting [MOS6581_SID] best 9807 combination 
 Uplifting [main] best 9807 combination 
 Uplifting [] best 9807 combination 
 Attempting to uplift remaining variables inzp[1]:9 [ keyboard_key_pressed::colidx#0 ]
@@ -1299,6 +1339,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte) RED = (byte) 2
 (const byte*) SCREEN = (byte*) 1024
diff --git a/src/test/ref/keyboard-glitch.sym b/src/test/ref/keyboard-glitch.sym
index c7181ae38..3524a14ec 100644
--- a/src/test/ref/keyboard-glitch.sym
+++ b/src/test/ref/keyboard-glitch.sym
@@ -23,6 +23,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const nomodify byte) RED = (byte) 2
 (const byte*) SCREEN = (byte*) 1024
diff --git a/src/test/ref/line-anim.log b/src/test/ref/line-anim.log
index 946861401..efc7c1e68 100644
--- a/src/test/ref/line-anim.log
+++ b/src/test/ref/line-anim.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call vicSelectGfxBank (const byte*) SCREEN 
 Inlined call (byte~) main::$1 ← call toD018 (const byte*) SCREEN (const byte*) BITMAP 
@@ -597,6 +595,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
@@ -2077,6 +2098,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) bitmap_clear()
 (byte*) bitmap_clear::bitmap
 (word) bitmap_clear::bitmap#0 101.0
@@ -3693,6 +3737,7 @@ Uplift Scope [bitmap_init] 3,628.62: zp[2]:32 [ bitmap_init::yoffs#2 bitmap_init
 Uplift Scope [bitmap_plot] 2,103: zp[1]:38 [ bitmap_plot::y#0 ] 2,002: zp[2]:41 [ bitmap_plot::$0 ] 2,002: zp[1]:45 [ bitmap_plot::$1 ] 1,501.5: zp[2]:43 [ bitmap_plot::plotter#1 ] 500.5: zp[2]:39 [ bitmap_plot::plotter#0 ] 420.6: zp[2]:36 [ bitmap_plot::x#0 ] 
 Uplift Scope [main] 223.64: zp[1]:2 [ main::i#2 main::i#1 ] 202: zp[1]:35 [ main::$10 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [divr16u] best 30437 combination zp[2]:14 [ divr16u::rem#4 divr16u::rem#3 divr16u::rem#9 divr16u::rem#5 divr16u::rem#0 divr16u::rem#1 divr16u::rem#2 ] zp[2]:18 [ divr16u::quotient#3 divr16u::return#0 divr16u::quotient#1 divr16u::quotient#2 ] reg byte a [ divr16u::$1 ] reg byte a [ divr16u::$2 ] reg byte x [ divr16u::i#2 divr16u::i#1 ] zp[2]:16 [ divr16u::dividend#2 divr16u::dividend#0 ] zp[2]:76 [ divr16u::divisor#0 ] zp[2]:78 [ divr16u::return#2 ] 
@@ -3706,6 +3751,7 @@ Limited combination testing to 100 combinations of 15360 possible.
 Uplifting [bitmap_plot] best 28051 combination reg byte x [ bitmap_plot::y#0 ] zp[2]:41 [ bitmap_plot::$0 ] reg byte x [ bitmap_plot::$1 ] zp[2]:43 [ bitmap_plot::plotter#1 ] zp[2]:39 [ bitmap_plot::plotter#0 ] zp[2]:36 [ bitmap_plot::x#0 ] 
 Uplifting [main] best 28011 combination zp[1]:2 [ main::i#2 main::i#1 ] reg byte a [ main::$10 ] 
 Uplifting [MOS6526_CIA] best 28011 combination 
+Uplifting [MOS6581_SID] best 28011 combination 
 Uplifting [] best 28011 combination 
 Attempting to uplift remaining variables inzp[1]:92 [ bitmap_init::$5 ]
 Uplifting [bitmap_init] best 27951 combination reg byte a [ bitmap_init::$5 ] 
@@ -4904,6 +4950,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/line-anim.sym b/src/test/ref/line-anim.sym
index ed04ea6a2..2b8ad9493 100644
--- a/src/test/ref/line-anim.sym
+++ b/src/test/ref/line-anim.sym
@@ -21,6 +21,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/loophead-problem-3.log b/src/test/ref/loophead-problem-3.log
index 6eba8296f..a4b8884fe 100644
--- a/src/test/ref/loophead-problem-3.log
+++ b/src/test/ref/loophead-problem-3.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -104,6 +102,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (dword~) main::$0
 (word~) main::$1
@@ -328,6 +349,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte~) main::$2 22.0
 (byte~) main::$3 22.0
@@ -583,11 +627,13 @@ REGISTER UPLIFT SCOPES
 Uplift Scope [mul16u] 3,505.33: zp[4]:4 [ mul16u::res#2 mul16u::res#6 mul16u::res#1 ] 2,431: zp[4]:8 [ mul16u::mb#2 mul16u::mb#1 ] 2,002: zp[1]:24 [ mul16u::$1 ] 1,668.33: zp[2]:2 [ mul16u::a#2 mul16u::a#0 ] 22: zp[4]:12 [ mul16u::return#2 ] 
 Uplift Scope [main] 22: zp[4]:16 [ main::result#0 ] 22: zp[1]:22 [ main::$2 ] 22: zp[1]:23 [ main::$3 ] 11: zp[2]:20 [ main::kaputt#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [mul16u] best 1657 combination zp[4]:4 [ mul16u::res#2 mul16u::res#6 mul16u::res#1 ] zp[4]:8 [ mul16u::mb#2 mul16u::mb#1 ] reg byte a [ mul16u::$1 ] zp[2]:2 [ mul16u::a#2 mul16u::a#0 ] zp[4]:12 [ mul16u::return#2 ] 
 Uplifting [main] best 1645 combination zp[4]:16 [ main::result#0 ] reg byte a [ main::$2 ] reg byte a [ main::$3 ] zp[2]:20 [ main::kaputt#0 ] 
 Uplifting [MOS6526_CIA] best 1645 combination 
+Uplifting [MOS6581_SID] best 1645 combination 
 Uplifting [] best 1645 combination 
 Coalescing zero page register [ zp[4]:4 [ mul16u::res#2 mul16u::res#6 mul16u::res#1 ] ] with [ zp[4]:12 [ mul16u::return#2 ] ] - score: 1
 Coalescing zero page register [ zp[4]:4 [ mul16u::res#2 mul16u::res#6 mul16u::res#1 mul16u::return#2 ] ] with [ zp[4]:16 [ main::result#0 ] ] - score: 1
@@ -806,6 +852,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte~) main::$2 reg byte a 22.0
 (byte~) main::$3 reg byte a 22.0
diff --git a/src/test/ref/loophead-problem-3.sym b/src/test/ref/loophead-problem-3.sym
index f7b5e694c..878b343df 100644
--- a/src/test/ref/loophead-problem-3.sym
+++ b/src/test/ref/loophead-problem-3.sym
@@ -17,6 +17,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte~) main::$2 reg byte a 22.0
 (byte~) main::$3 reg byte a 22.0
diff --git a/src/test/ref/memcpy-0.log b/src/test/ref/memcpy-0.log
index e67a1e12c..3a8557d37 100644
--- a/src/test/ref/memcpy-0.log
+++ b/src/test/ref/memcpy-0.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$0 ← call toD018 (const nomodify byte*) SCREEN_COPY (const nomodify byte*) CHARSET 
 
@@ -122,6 +120,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte) PROCPORT_RAM_CHARROM = (byte) 1
@@ -419,6 +440,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte*) main::toD0181_gfx
 (byte) main::toD0181_return
@@ -663,11 +707,13 @@ Potential registers zp[2]:12 [ memcpy::src_end#0 ] : zp[2]:12 ,
 REGISTER UPLIFT SCOPES
 Uplift Scope [memcpy] 3,129.25: zp[2]:8 [ memcpy::src#2 memcpy::src#4 memcpy::src#1 ] 2,237.67: zp[2]:10 [ memcpy::dst#2 memcpy::dst#4 memcpy::dst#1 ] 137.75: zp[2]:12 [ memcpy::src_end#0 ] 101: zp[2]:6 [ memcpy::num#2 ] 0: zp[2]:2 [ memcpy::source#2 ] 0: zp[2]:4 [ memcpy::destination#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [] 
 
 Uplifting [memcpy] best 869 combination zp[2]:8 [ memcpy::src#2 memcpy::src#4 memcpy::src#1 ] zp[2]:10 [ memcpy::dst#2 memcpy::dst#4 memcpy::dst#1 ] zp[2]:12 [ memcpy::src_end#0 ] zp[2]:6 [ memcpy::num#2 ] zp[2]:2 [ memcpy::source#2 ] zp[2]:4 [ memcpy::destination#2 ] 
 Uplifting [MOS6526_CIA] best 869 combination 
+Uplifting [MOS6581_SID] best 869 combination 
 Uplifting [main] best 869 combination 
 Uplifting [] best 869 combination 
 Coalescing zero page register [ zp[2]:2 [ memcpy::source#2 ] ] with [ zp[2]:8 [ memcpy::src#2 memcpy::src#4 memcpy::src#1 ] ] - score: 1
@@ -905,6 +951,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte) PROCPORT_RAM_CHARROM = (byte) 1
diff --git a/src/test/ref/memcpy-0.sym b/src/test/ref/memcpy-0.sym
index a14d78c8b..44d32a39b 100644
--- a/src/test/ref/memcpy-0.sym
+++ b/src/test/ref/memcpy-0.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte) PROCPORT_RAM_CHARROM = (byte) 1
diff --git a/src/test/ref/millfork-benchmarks/linkedlist-kc.log b/src/test/ref/millfork-benchmarks/linkedlist-kc.log
index 6cf411fe6..821e74386 100644
--- a/src/test/ref/millfork-benchmarks/linkedlist-kc.log
+++ b/src/test/ref/millfork-benchmarks/linkedlist-kc.log
@@ -2,16 +2,6 @@ Resolved forward reference rand_seed to (word) rand_seed
 Fixing struct type size struct node to 4
 Setting inferred volatile on symbol affected by address-of (word) last_time
 Setting inferred volatile on symbol affected by address-of (word) rand_seed
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((struct node*) prepend::new).next with member unwinding reference *((struct node**~) prepend::$1)
-Replacing struct member reference *((struct node*) prepend::new).value with member unwinding reference *((word*~) prepend::$2)
-Replacing struct member reference *((struct node*) sum::current).value with member unwinding reference *((word*~) sum::$0)
-Replacing struct member reference *((struct node*) sum::current).next with member unwinding reference *((struct node**~) sum::$1)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -445,6 +435,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_NODE_NEXT = (byte) 0
 (const byte) OFFSET_STRUCT_NODE_VALUE = (byte) 2
 (const byte) RADIX::BINARY = (number) 2
@@ -1281,6 +1294,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word) Ticks
 (word) Ticks#1 101.0
 (word) Ticks#12 202.0
@@ -2036,6 +2072,7 @@ Uplift Scope [print_uint] 701: zp[2]:31 [ print_uint::w#0 ]
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [start] 
 Uplift Scope [end] 
 Uplift Scope [node] 
@@ -2052,6 +2089,7 @@ Uplifting [print_uint] best 18387 combination zp[2]:31 [ print_uint::w#0 ]
 Uplifting [RADIX] best 18387 combination 
 Uplifting [print_ln] best 18387 combination 
 Uplifting [MOS6526_CIA] best 18387 combination 
+Uplifting [MOS6581_SID] best 18387 combination 
 Uplifting [start] best 18387 combination 
 Uplifting [end] best 18387 combination 
 Uplifting [node] best 18387 combination 
@@ -2664,6 +2702,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_NODE_VALUE = (byte) 2
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
diff --git a/src/test/ref/millfork-benchmarks/linkedlist-kc.sym b/src/test/ref/millfork-benchmarks/linkedlist-kc.sym
index 29151084c..75aa75731 100644
--- a/src/test/ref/millfork-benchmarks/linkedlist-kc.sym
+++ b/src/test/ref/millfork-benchmarks/linkedlist-kc.sym
@@ -16,6 +16,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_NODE_VALUE = (byte) 2
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
diff --git a/src/test/ref/millfork-benchmarks/plasma-kc.log b/src/test/ref/millfork-benchmarks/plasma-kc.log
index b6a4d69cd..e8a04a526 100644
--- a/src/test/ref/millfork-benchmarks/plasma-kc.log
+++ b/src/test/ref/millfork-benchmarks/plasma-kc.log
@@ -1,15 +1,6 @@
 Resolved forward reference rand_seed to (word) rand_seed
 Setting inferred volatile on symbol affected by address-of (word) last_time
 Setting inferred volatile on symbol affected by address-of (word) rand_seed
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -550,6 +541,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const nomodify byte) PAGE1 = (byte)(word)(const nomodify byte*) SCREEN1>>(number) 6&(number) $f0|(word)(const nomodify byte*) CHARSET>>(number) $a&(number) $e
 (const nomodify byte) PAGE2 = (byte)(word)(const nomodify byte*) SCREEN2>>(number) 6&(number) $f0|(word)(const nomodify byte*) CHARSET>>(number) $a&(number) $e
@@ -1738,6 +1752,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word) Ticks
 (word) Ticks#1 101.0
 (word) Ticks#12 202.0
@@ -2882,6 +2919,7 @@ Uplift Scope [main] 245.29: zp[2]:2 [ main::count#2 main::count#1 ] 22: zp[1]:30
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [start] 
 Uplift Scope [end] 
 
@@ -2898,6 +2936,7 @@ Uplifting [main] best 131949 combination zp[2]:2 [ main::count#2 main::count#1 ]
 Uplifting [RADIX] best 131949 combination 
 Uplifting [print_ln] best 131949 combination 
 Uplifting [MOS6526_CIA] best 131949 combination 
+Uplifting [MOS6581_SID] best 131949 combination 
 Uplifting [start] best 131949 combination 
 Uplifting [end] best 131949 combination 
 Attempting to uplift remaining variables inzp[1]:24 [ makechar::b#3 makechar::b#7 makechar::b#2 ]
@@ -3817,6 +3856,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PAGE1 = (word)(const nomodify byte*) SCREEN1>>(byte) 6&(byte) $f0|(word)(const nomodify byte*) CHARSET>>(byte) $a&(byte) $e
 (const nomodify byte) PAGE2 = (word)(const nomodify byte*) SCREEN2>>(byte) 6&(byte) $f0|(word)(const nomodify byte*) CHARSET>>(byte) $a&(byte) $e
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/millfork-benchmarks/plasma-kc.sym b/src/test/ref/millfork-benchmarks/plasma-kc.sym
index be94a0736..550001d4c 100644
--- a/src/test/ref/millfork-benchmarks/plasma-kc.sym
+++ b/src/test/ref/millfork-benchmarks/plasma-kc.sym
@@ -19,6 +19,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) PAGE1 = (word)(const nomodify byte*) SCREEN1>>(byte) 6&(byte) $f0|(word)(const nomodify byte*) CHARSET>>(byte) $a&(byte) $e
 (const nomodify byte) PAGE2 = (word)(const nomodify byte*) SCREEN2>>(byte) 6&(byte) $f0|(word)(const nomodify byte*) CHARSET>>(byte) $a&(byte) $e
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/millfork-benchmarks/romsum-kc.log b/src/test/ref/millfork-benchmarks/romsum-kc.log
index a48126bf6..3c335fefc 100644
--- a/src/test/ref/millfork-benchmarks/romsum-kc.log
+++ b/src/test/ref/millfork-benchmarks/romsum-kc.log
@@ -1,12 +1,6 @@
 Resolved forward reference rand_seed to (word) rand_seed
 Setting inferred volatile on symbol affected by address-of (word) last_time
 Setting inferred volatile on symbol affected by address-of (word) rand_seed
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -571,6 +565,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OCTAL = (number) 8
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
@@ -1740,6 +1757,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word) Ticks
 (word) Ticks#1 101.0
 (word) Ticks#12 202.0
@@ -2805,6 +2845,7 @@ Uplift Scope [main] 134.67: zp[2]:2 [ main::i#3 main::i#2 ]
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [start] 
 Uplift Scope [end] 
 
@@ -2821,6 +2862,7 @@ Uplifting [main] best 124674 combination zp[2]:2 [ main::i#3 main::i#2 ]
 Uplifting [RADIX] best 124674 combination 
 Uplifting [print_ln] best 124674 combination 
 Uplifting [MOS6526_CIA] best 124674 combination 
+Uplifting [MOS6581_SID] best 124674 combination 
 Uplifting [start] best 124674 combination 
 Uplifting [end] best 124674 combination 
 Attempting to uplift remaining variables inzp[1]:11 [ utoa::digit#2 utoa::digit#1 ]
@@ -3653,6 +3695,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/millfork-benchmarks/romsum-kc.sym b/src/test/ref/millfork-benchmarks/romsum-kc.sym
index ab2af5dc7..063a585b1 100644
--- a/src/test/ref/millfork-benchmarks/romsum-kc.sym
+++ b/src/test/ref/millfork-benchmarks/romsum-kc.sym
@@ -17,6 +17,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/millfork-benchmarks/sieve-kc.log b/src/test/ref/millfork-benchmarks/sieve-kc.log
index 9c005a459..4962a7107 100644
--- a/src/test/ref/millfork-benchmarks/sieve-kc.log
+++ b/src/test/ref/millfork-benchmarks/sieve-kc.log
@@ -1,12 +1,6 @@
 Resolved forward reference rand_seed to (word) rand_seed
 Setting inferred volatile on symbol affected by address-of (word) last_time
 Setting inferred volatile on symbol affected by address-of (word) rand_seed
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -350,6 +344,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -994,6 +1011,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word) Ticks
 (word) Ticks#1 101.0
 (word) Ticks#12 202.0
@@ -1626,6 +1666,7 @@ Uplift Scope [print_uint] 701: zp[2]:19 [ print_uint::w#0 ]
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [start] 
 Uplift Scope [end] 
 Uplift Scope [main] 
@@ -1638,6 +1679,7 @@ Uplifting [print_uint] best 7402 combination zp[2]:19 [ print_uint::w#0 ]
 Uplifting [RADIX] best 7402 combination 
 Uplifting [print_ln] best 7402 combination 
 Uplifting [MOS6526_CIA] best 7402 combination 
+Uplifting [MOS6581_SID] best 7402 combination 
 Uplifting [start] best 7402 combination 
 Uplifting [end] best 7402 combination 
 Uplifting [main] best 7402 combination 
@@ -2232,6 +2274,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/millfork-benchmarks/sieve-kc.sym b/src/test/ref/millfork-benchmarks/sieve-kc.sym
index 01df0be6f..090912f0c 100644
--- a/src/test/ref/millfork-benchmarks/sieve-kc.sym
+++ b/src/test/ref/millfork-benchmarks/sieve-kc.sym
@@ -17,6 +17,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/multiplexer-irq/simple-multiplexer-irq.asm b/src/test/ref/multiplexer-irq/simple-multiplexer-irq.asm
index 0c7616f73..014e69bc2 100644
--- a/src/test/ref/multiplexer-irq/simple-multiplexer-irq.asm
+++ b/src/test/ref/multiplexer-irq/simple-multiplexer-irq.asm
@@ -2,6 +2,8 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -21,8 +23,6 @@
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
diff --git a/src/test/ref/multiplexer-irq/simple-multiplexer-irq.log b/src/test/ref/multiplexer-irq/simple-multiplexer-irq.log
index 60ee40db8..9a6e35ac0 100644
--- a/src/test/ref/multiplexer-irq/simple-multiplexer-irq.log
+++ b/src/test/ref/multiplexer-irq/simple-multiplexer-irq.log
@@ -1,7 +1,4 @@
 Resolved forward reference plex_irq to interrupt(KERNEL_MIN)(void()) plex_irq()
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).INTERRUPT with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call call plexSetScreen (byte*) plexInit::screen 
 Inlined call call plexFreePrepare 
@@ -392,6 +389,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
@@ -1317,6 +1337,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte*) PLEX_SCREEN_PTR
 (volatile bool) framedone loadstore 1222.8888888888887
 (void()) init()
@@ -1502,6 +1545,8 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -1521,8 +1566,6 @@ Target platform is c64basic / MOS6502X
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
@@ -2466,6 +2509,7 @@ Uplift Scope [] 1,222.89: zp[1]:17 [ framedone ] 325.22: zp[1]:14 [ plex_sprite_
 Uplift Scope [plexShowSprite] 202: zp[1]:26 [ plexShowSprite::plexFreeAdd1_$0 ] 202: zp[1]:27 [ plexShowSprite::plexFreeAdd1_$1 ] 202: zp[1]:28 [ plexShowSprite::plexFreeAdd1_$2 ] 202: zp[1]:29 [ plexShowSprite::xpos_idx#0 ] 202: zp[1]:31 [ plexShowSprite::$2 ] 202: zp[1]:32 [ plexShowSprite::$3 ] 202: zp[1]:33 [ plexShowSprite::$9 ] 202: zp[1]:34 [ plexShowSprite::$5 ] 202: zp[1]:35 [ plexShowSprite::$6 ] 151.5: zp[1]:25 [ plexShowSprite::plexFreeAdd1_ypos#0 ] 101: zp[1]:30 [ plexShowSprite::$11 ] 25.25: zp[1]:24 [ plexShowSprite::plex_sprite_idx2#0 ] 
 Uplift Scope [plex_irq] 11: zp[1]:23 [ plex_irq::$4 ] 4: zp[1]:22 [ plex_irq::plexFreeNextYpos1_return#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [plexSort] best 60245 combination reg byte x [ plexSort::s#3 plexSort::s#1 plexSort::s#6 ] reg byte x [ plexSort::plexFreePrepare1_s#2 plexSort::plexFreePrepare1_s#1 ] zp[1]:20 [ plexSort::s#2 ] zp[1]:5 [ plexSort::m#2 plexSort::m#1 ] zp[1]:19 [ plexSort::nxt_y#0 ] zp[1]:18 [ plexSort::nxt_idx#0 ] 
@@ -2480,6 +2524,7 @@ Uplifting [plexShowSprite] best 57935 combination reg byte a [ plexShowSprite::p
 Limited combination testing to 10 combinations of 1572864 possible.
 Uplifting [plex_irq] best 57872 combination zp[1]:23 [ plex_irq::$4 ] reg byte x [ plex_irq::plexFreeNextYpos1_return#0 ] 
 Uplifting [MOS6526_CIA] best 57872 combination 
+Uplifting [MOS6581_SID] best 57872 combination 
 Uplifting [main] best 57872 combination 
 Attempting to uplift remaining variables inzp[1]:20 [ plexSort::s#2 ]
 Uplifting [plexSort] best 57272 combination reg byte x [ plexSort::s#2 ] 
@@ -2545,6 +2590,8 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -2564,8 +2611,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
@@ -3374,6 +3419,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
@@ -3562,6 +3630,8 @@ Score: 43606
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
+  .const CIA_INTERRUPT_CLEAR = $7f
   .label SPRITES_XPOS = $d000
   .label SPRITES_YPOS = $d001
   .label SPRITES_XMSB = $d010
@@ -3581,8 +3651,6 @@ Score: 43606
   .const IRQ_RASTER = 1
   // The CIA#1: keyboard matrix, joystick #1/#2
   .label CIA1 = $dc00
-  // Value that disables all CIA interrupts when stored to the CIA Interrupt registers
-  .const CIA_INTERRUPT_CLEAR = $7f
   // The vector used when the KERNAL serves IRQ interrupts
   .label KERNEL_IRQ = $314
   .const WHITE = 1
diff --git a/src/test/ref/multiplexer-irq/simple-multiplexer-irq.sym b/src/test/ref/multiplexer-irq/simple-multiplexer-irq.sym
index 6a3c7b4b6..2ad4178ae 100644
--- a/src/test/ref/multiplexer-irq/simple-multiplexer-irq.sym
+++ b/src/test/ref/multiplexer-irq/simple-multiplexer-irq.sym
@@ -27,6 +27,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_INTERRUPT = (byte) $d
 (const nomodify byte) PLEX_COUNT = (byte) $20
 (const byte*) PLEX_FREE_YPOS[(number) 8]  = { fill( 8, 0) }
diff --git a/src/test/ref/parse-negated-struct-ref.log b/src/test/ref/parse-negated-struct-ref.log
index 7f66b9020..345c02605 100644
--- a/src/test/ref/parse-negated-struct-ref.log
+++ b/src/test/ref/parse-negated-struct-ref.log
@@ -1,5 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct A*) main::a ← &(struct A) aa
-Replacing struct member reference *((struct A*) main::a).b with member unwinding reference *((byte*~) main::$2)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/plasma-center.asm b/src/test/ref/plasma-center.asm
index 79c01bf22..3025c192f 100644
--- a/src/test/ref/plasma-center.asm
+++ b/src/test/ref/plasma-center.asm
@@ -2,25 +2,27 @@
 .pc = $801 "Basic"
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const SIZEOF_WORD = 2
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Plasma charset
   .label CHARSET = $2000
   // Plasma screen 1
   .label SCREEN1 = $2800
   // Plasma screen 2
   .label SCREEN2 = $2c00
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   // Top of the heap used by malloc()
   .label HEAP_TOP = $a000
   .label print_line_cursor = $400
@@ -372,8 +374,8 @@ make_plasma_charset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // }
     rts
 }
@@ -406,14 +408,14 @@ print_cls: {
 }
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
+    // SID->CH3_FREQ = 0xffff
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // }
     rts
 }
diff --git a/src/test/ref/plasma-center.cfg b/src/test/ref/plasma-center.cfg
index 6fb4aa00d..84dcf87c7 100644
--- a/src/test/ref/plasma-center.cfg
+++ b/src/test/ref/plasma-center.cfg
@@ -186,7 +186,7 @@ make_plasma_charset::@8: scope:[make_plasma_charset]  from make_plasma_charset::
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from make_plasma_charset::@6
-  [85] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [85] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [86] return 
@@ -212,8 +212,8 @@ print_cls::@return: scope:[print_cls]  from print_cls
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from make_plasma_charset
-  [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [95] return 
diff --git a/src/test/ref/plasma-center.log b/src/test/ref/plasma-center.log
index 33e610839..602633c40 100644
--- a/src/test/ref/plasma-center.log
+++ b/src/test/ref/plasma-center.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$5 ← call toD018 (const nomodify byte*) SCREEN1 (const nomodify byte*) CHARSET 
 Inlined call (byte~) main::$7 ← call toD018 (const nomodify byte*) SCREEN2 (const nomodify byte*) CHARSET 
@@ -8,6 +6,25 @@ CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
   to:@1
 
+(void()) sid_rnd_init()
+sid_rnd_init: scope:[sid_rnd_init]  from make_plasma_charset
+  *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
+  *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  to:sid_rnd_init::@return
+sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
+  return 
+  to:@return
+
+(byte()) sid_rnd()
+sid_rnd: scope:[sid_rnd]  from make_plasma_charset::@7
+  (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
+  to:sid_rnd::@return
+sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
+  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
+  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
+  return 
+  to:@return
+
 (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num)
 memset: scope:[memset]  from main::@7 print_cls
   (byte) memset::c#5 ← phi( main::@7/(byte) memset::c#1 print_cls/(byte) memset::c#0 )
@@ -506,25 +523,6 @@ print_cls::@return: scope:[print_cls]  from print_cls::@1
   (byte*) print_char_cursor#4 ← (byte*) print_char_cursor#13
   return 
   to:@return
-
-(void()) sid_rnd_init()
-sid_rnd_init: scope:[sid_rnd_init]  from make_plasma_charset
-  *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
-  *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
-  to:sid_rnd_init::@return
-sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
-  return 
-  to:@return
-
-(byte()) sid_rnd()
-sid_rnd: scope:[sid_rnd]  from make_plasma_charset::@7
-  (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
-  to:sid_rnd::@return
-sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
-  (byte) sid_rnd::return#3 ← phi( sid_rnd/(byte) sid_rnd::return#0 )
-  (byte) sid_rnd::return#1 ← (byte) sid_rnd::return#3
-  return 
-  to:@return
 @4: scope:[]  from @3
   (byte*) print_screen#12 ← phi( @3/(byte*) print_screen#0 )
   (byte*) print_char_cursor#41 ← phi( @3/(byte*) print_char_cursor#0 )
@@ -1430,6 +1428,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (byte) NUM_SQUARES#0
 (byte) NUM_SQUARES#1
@@ -1480,6 +1501,9 @@ SYMBOL TABLE SSA
 (byte) NUM_SQUARES#7
 (byte) NUM_SQUARES#8
 (byte) NUM_SQUARES#9
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -1527,10 +1551,8 @@ SYMBOL TABLE SSA
 (byte*) SCREEN_DIST#7
 (byte*) SCREEN_DIST#8
 (byte*) SCREEN_DIST#9
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*)(number) $d400
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*)(number) $d412
-(const nomodify word*) SID_VOICE3_FREQ = (word*)(number) $d40e
-(const nomodify byte*) SID_VOICE3_OSC = (byte*)(number) $d41b
 (const to_nomodify byte*) SINTABLE[(number) $200]  = kickasm {{ .for(var i=0;i<$200;i++)
         .byte round(127.5+127.5*sin(2*PI*i/256))
  }}
@@ -2661,6 +2683,7 @@ SYMBOL TABLE SSA
 Fixing inline constructor with init_angle_screen::$13 ← (byte)init_angle_screen::$4 w= (byte)0
 Fixing inline constructor with init_angle_screen::$14 ← (byte)init_angle_screen::$5 w= (byte)0
 Successful SSA optimization Pass2FixInlineConstructors
+Adding number conversion cast (unumber) $ffff in *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) 0 in (bool~) memset::$0 ← (word) memset::num#2 > (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) bsearch16u::$5 ← (byte) bsearch16u::num#3 > (number) 0
 Adding number conversion cast (unumber) 1 in (byte~) bsearch16u::$6 ← (byte) bsearch16u::num#4 >> (number) 1
@@ -2693,7 +2716,6 @@ Adding number conversion cast (snumber) 0 in (bool~) atan2_16::$13 ← (signed w
 Adding number conversion cast (unumber) $8000 in (number~) atan2_16::$12 ← (number) $8000 - (word) atan2_16::angle#9
 Adding number conversion cast (unumber) atan2_16::$12 in (number~) atan2_16::$12 ← (unumber)(number) $8000 - (word) atan2_16::angle#9
 Adding number conversion cast (unumber) $3e8 in (word) memset::num#0 ← (number) $3e8
-Adding number conversion cast (unumber) $ffff in *((const nomodify word*) SID_VOICE3_FREQ) ← (number) $ffff
 Adding number conversion cast (unumber) $3e8 in (word) malloc::size#1 ← (number) $3e8
 Adding number conversion cast (unumber) $3e8 in (word) malloc::size#2 ← (number) $3e8
 Adding number conversion cast (unumber) $3e8 in (word) memset::num#1 ← (number) $3e8
@@ -2792,11 +2814,11 @@ Adding number conversion cast (unumber) 8 in (number~) make_plasma_charset::$10
 Adding number conversion cast (unumber) make_plasma_charset::$10 in (number~) make_plasma_charset::$10 ← (word) make_plasma_charset::c#5 * (unumber)(number) 8
 Adding number conversion cast (unumber) make_plasma_charset::$11 in (number~) make_plasma_charset::$11 ← (unumber~) make_plasma_charset::$10 + (byte) make_plasma_charset::i#3
 Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (unumber)(number) $ffff
 Inlining cast (byte*) memset::dst#0 ← (byte*)(void*) memset::str#3
 Inlining cast (void*) malloc::return#0 ← (void*)(byte*) malloc::mem#0
 Inlining cast (word*) SQUARES#1 ← (word*)(void*~) init_squares::$1
 Inlining cast (word) memset::num#0 ← (unumber)(number) $3e8
-Inlining cast *((const nomodify word*) SID_VOICE3_FREQ) ← (unumber)(number) $ffff
 Inlining cast (word) malloc::size#1 ← (unumber)(number) $3e8
 Inlining cast (byte*) SCREEN_DIST#0 ← (byte*)(void*~) $0
 Inlining cast (word) malloc::size#2 ← (unumber)(number) $3e8
@@ -2806,13 +2828,12 @@ Inlining cast (byte) NUM_SQUARES#3 ← (unumber)(number) $30
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53272
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant pointer cast (word*) 54286
-Simplifying constant pointer cast (byte*) 54290
-Simplifying constant pointer cast (byte*) 54299
+Simplifying constant pointer cast (struct MOS6581_SID*) 54272
 Simplifying constant pointer cast (byte*) 8192
 Simplifying constant pointer cast (byte*) 10240
 Simplifying constant pointer cast (byte*) 11264
 Simplifying constant pointer cast (byte*) 40960
+Simplifying constant integer cast $ffff
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
@@ -2841,7 +2862,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $8000
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast $3e8
-Simplifying constant integer cast $ffff
 Simplifying constant integer cast $3e8
 Simplifying constant integer cast $3e8
 Simplifying constant integer cast $3e8
@@ -2889,6 +2909,7 @@ Simplifying constant integer cast 8
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 8
 Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
@@ -2916,7 +2937,6 @@ Finalized unsigned number type (byte) 1
 Finalized signed number type (signed byte) 0
 Finalized unsigned number type (word) $8000
 Finalized unsigned number type (word) $3e8
-Finalized unsigned number type (word) $ffff
 Finalized unsigned number type (word) $3e8
 Finalized unsigned number type (word) $3e8
 Finalized unsigned number type (word) $3e8
@@ -3002,16 +3022,17 @@ Inferred type updated to byte in (unumber~) make_plasma_charset::$12 ← (word)
 Inferred type updated to byte in (unumber~) make_plasma_charset::$7 ← (byte~) make_plasma_charset::$6 & (byte) $ff
 Inferred type updated to word in (unumber~) make_plasma_charset::$10 ← (word) make_plasma_charset::c#5 * (byte) 8
 Inferred type updated to word in (unumber~) make_plasma_charset::$11 ← (word~) make_plasma_charset::$10 + (byte) make_plasma_charset::i#3
-Inversing boolean not [2] (bool~) memset::$1 ← (word) memset::num#2 <= (byte) 0 from [1] (bool~) memset::$0 ← (word) memset::num#2 > (byte) 0
-Inversing boolean not [44] (bool~) bsearch16u::$10 ← (signed word) bsearch16u::result#0 != (signed byte) 0 from [43] (bool~) bsearch16u::$9 ← (signed word) bsearch16u::result#0 == (signed byte) 0
-Inversing boolean not [51] (bool~) bsearch16u::$12 ← (signed word) bsearch16u::result#1 <= (signed byte) 0 from [50] (bool~) bsearch16u::$11 ← (signed word) bsearch16u::result#1 > (signed byte) 0
-Inversing boolean not [147] (bool~) atan2_16::$17 ← (signed word) atan2_16::yi#3 != (signed byte) 0 from [146] (bool~) atan2_16::$16 ← (signed word) atan2_16::yi#3 == (signed byte) 0
-Inversing boolean not [156] (bool~) atan2_16::$11 ← (signed word) atan2_16::x#4 >= (signed byte) 0 from [155] (bool~) atan2_16::$10 ← (signed word) atan2_16::x#4 < (signed byte) 0
-Inversing boolean not [167] (bool~) atan2_16::$19 ← (byte) 0 == (byte) atan2_16::shift#4 from [166] (bool~) atan2_16::$24 ← (byte) 0 != (byte) atan2_16::shift#4
-Inversing boolean not [191] (bool~) atan2_16::$14 ← (signed word) atan2_16::y#4 >= (signed byte) 0 from [190] (bool~) atan2_16::$13 ← (signed word) atan2_16::y#4 < (signed byte) 0
+Inversing boolean not [9] (bool~) memset::$1 ← (word) memset::num#2 <= (byte) 0 from [8] (bool~) memset::$0 ← (word) memset::num#2 > (byte) 0
+Inversing boolean not [51] (bool~) bsearch16u::$10 ← (signed word) bsearch16u::result#0 != (signed byte) 0 from [50] (bool~) bsearch16u::$9 ← (signed word) bsearch16u::result#0 == (signed byte) 0
+Inversing boolean not [58] (bool~) bsearch16u::$12 ← (signed word) bsearch16u::result#1 <= (signed byte) 0 from [57] (bool~) bsearch16u::$11 ← (signed word) bsearch16u::result#1 > (signed byte) 0
+Inversing boolean not [154] (bool~) atan2_16::$17 ← (signed word) atan2_16::yi#3 != (signed byte) 0 from [153] (bool~) atan2_16::$16 ← (signed word) atan2_16::yi#3 == (signed byte) 0
+Inversing boolean not [163] (bool~) atan2_16::$11 ← (signed word) atan2_16::x#4 >= (signed byte) 0 from [162] (bool~) atan2_16::$10 ← (signed word) atan2_16::x#4 < (signed byte) 0
+Inversing boolean not [174] (bool~) atan2_16::$19 ← (byte) 0 == (byte) atan2_16::shift#4 from [173] (bool~) atan2_16::$24 ← (byte) 0 != (byte) atan2_16::shift#4
+Inversing boolean not [198] (bool~) atan2_16::$14 ← (signed word) atan2_16::y#4 >= (signed byte) 0 from [197] (bool~) atan2_16::$13 ← (signed word) atan2_16::y#4 < (signed byte) 0
 Inversing boolean not [507] (bool~) make_plasma_charset::$14 ← (byte~) make_plasma_charset::$12 != (byte) 0 from [506] (bool~) make_plasma_charset::$13 ← (byte~) make_plasma_charset::$12 == (byte) 0
 Inversing boolean not [519] (bool~) make_plasma_charset::$9 ← (byte~) make_plasma_charset::$7 <= (byte) make_plasma_charset::s#1 from [518] (bool~) make_plasma_charset::$8 ← (byte~) make_plasma_charset::$7 > (byte) make_plasma_charset::s#1
 Successful SSA optimization Pass2UnaryNotSimplification
+Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias memset::return#0 = memset::str#2 memset::return#4 memset::return#1 
 Alias memset::str#3 = memset::str#4 
 Alias memset::num#2 = memset::num#3 
@@ -3091,7 +3112,6 @@ Alias SQUARES#0 = SQUARES#47 SQUARES#45 SQUARES#42 SQUARES#37 SQUARES#34 SQUARES
 Alias print_line_cursor#0 = print_screen#0 print_char_cursor#0 print_line_cursor#34 print_char_cursor#41 print_screen#12 print_line_cursor#30 print_char_cursor#37 print_screen#11 print_line_cursor#27 print_char_cursor#35 print_screen#10 print_line_cursor#24 print_char_cursor#32 print_screen#9 print_line_cursor#18 print_char_cursor#25 print_screen#8 
 Alias print_char_cursor#1 = print_char_cursor#12 print_char_cursor#2 
 Alias print_line_cursor#1 = print_screen#2 print_screen#1 print_char_cursor#3 print_line_cursor#8 print_char_cursor#13 print_line_cursor#2 print_char_cursor#4 
-Alias sid_rnd::return#0 = sid_rnd::return#3 sid_rnd::return#1 
 Alias malloc::return#3 = malloc::return#7 
 Alias heap_head#16 = heap_head#5 
 Alias malloc::return#4 = malloc::return#8 
@@ -3398,22 +3418,22 @@ Successful SSA optimization Pass2IdenticalPhiElimination
 Identical Phi Values (byte*) print_line_cursor#12 (byte*) print_line_cursor#0
 Identical Phi Values (byte*) make_plasma_charset::charset#10 (byte*) make_plasma_charset::charset#0
 Successful SSA optimization Pass2IdenticalPhiElimination
-Simple Condition (bool~) memset::$1 [2] if((word) memset::num#2<=(byte) 0) goto memset::@1
-Simple Condition (bool~) memset::$3 [9] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4
-Simple Condition (bool~) bsearch16u::$5 [22] if((byte) bsearch16u::num#3>(byte) 0) goto bsearch16u::@5
-Simple Condition (bool~) bsearch16u::$10 [30] if((signed word) bsearch16u::result#0!=(signed byte) 0) goto bsearch16u::@7
-Simple Condition (bool~) bsearch16u::$0 [32] if(*((word*) bsearch16u::items#2)<=(word) bsearch16u::key#0) goto bsearch16u::@1
-Simple Condition (bool~) bsearch16u::$12 [34] if((signed word) bsearch16u::result#0<=(signed byte) 0) goto bsearch16u::@8
-Simple Condition (bool~) init_squares::$2 [59] if((byte) init_squares::i#2<(byte) NUM_SQUARES#3) goto init_squares::@2
-Simple Condition (bool~) atan2_16::$0 [84] if((signed word) atan2_16::y#0>=(signed byte) 0) goto atan2_16::@1
-Simple Condition (bool~) atan2_16::$5 [88] if((signed word) atan2_16::x#0>=(signed byte) 0) goto atan2_16::@4
-Simple Condition (bool~) atan2_16::$17 [95] if((signed word) atan2_16::yi#3!=(signed byte) 0) goto atan2_16::@11
-Simple Condition (bool~) atan2_16::$11 [99] if((signed word) atan2_16::x#0>=(signed byte) 0) goto atan2_16::@7
-Simple Condition (bool~) atan2_16::$18 [102] if((byte) atan2_16::shift#2>=(byte) 2) goto atan2_16::@14
-Simple Condition (bool~) atan2_16::$19 [107] if((byte) 0==(byte) atan2_16::shift#2) goto atan2_16::@17
-Simple Condition (bool~) atan2_16::$20 [110] if((signed word) atan2_16::yi#3>=(signed byte) 0) goto atan2_16::@18
-Simple Condition (bool~) atan2_16::$21 [124] if((byte) atan2_16::i#1!=rangelast(0,CORDIC_ITERATIONS_16-1)) goto atan2_16::@10
-Simple Condition (bool~) atan2_16::$14 [127] if((signed word) atan2_16::y#0>=(signed byte) 0) goto atan2_16::@8
+Simple Condition (bool~) memset::$1 [7] if((word) memset::num#2<=(byte) 0) goto memset::@1
+Simple Condition (bool~) memset::$3 [14] if((byte*) memset::dst#2!=(byte*) memset::end#0) goto memset::@4
+Simple Condition (bool~) bsearch16u::$5 [27] if((byte) bsearch16u::num#3>(byte) 0) goto bsearch16u::@5
+Simple Condition (bool~) bsearch16u::$10 [35] if((signed word) bsearch16u::result#0!=(signed byte) 0) goto bsearch16u::@7
+Simple Condition (bool~) bsearch16u::$0 [37] if(*((word*) bsearch16u::items#2)<=(word) bsearch16u::key#0) goto bsearch16u::@1
+Simple Condition (bool~) bsearch16u::$12 [39] if((signed word) bsearch16u::result#0<=(signed byte) 0) goto bsearch16u::@8
+Simple Condition (bool~) init_squares::$2 [64] if((byte) init_squares::i#2<(byte) NUM_SQUARES#3) goto init_squares::@2
+Simple Condition (bool~) atan2_16::$0 [89] if((signed word) atan2_16::y#0>=(signed byte) 0) goto atan2_16::@1
+Simple Condition (bool~) atan2_16::$5 [93] if((signed word) atan2_16::x#0>=(signed byte) 0) goto atan2_16::@4
+Simple Condition (bool~) atan2_16::$17 [100] if((signed word) atan2_16::yi#3!=(signed byte) 0) goto atan2_16::@11
+Simple Condition (bool~) atan2_16::$11 [104] if((signed word) atan2_16::x#0>=(signed byte) 0) goto atan2_16::@7
+Simple Condition (bool~) atan2_16::$18 [107] if((byte) atan2_16::shift#2>=(byte) 2) goto atan2_16::@14
+Simple Condition (bool~) atan2_16::$19 [112] if((byte) 0==(byte) atan2_16::shift#2) goto atan2_16::@17
+Simple Condition (bool~) atan2_16::$20 [115] if((signed word) atan2_16::yi#3>=(signed byte) 0) goto atan2_16::@18
+Simple Condition (bool~) atan2_16::$21 [129] if((byte) atan2_16::i#1!=rangelast(0,CORDIC_ITERATIONS_16-1)) goto atan2_16::@10
+Simple Condition (bool~) atan2_16::$14 [132] if((signed word) atan2_16::y#0>=(signed byte) 0) goto atan2_16::@8
 Simple Condition (bool~) doplasma::$3 [221] if((byte) doplasma::x#1!=rangelast(0,$27)) goto doplasma::@2
 Simple Condition (bool~) doplasma::$4 [227] if((byte) doplasma::y#1!=rangelast(0,$19)) goto doplasma::@1
 Simple Condition (bool~) init_angle_screen::$2 [240] if((byte) init_angle_screen::x#2<=(byte) $13) goto init_angle_screen::@3
@@ -3428,10 +3448,10 @@ Simple Condition (bool~) make_plasma_charset::$14 [337] if((byte~) make_plasma_c
 Simple Condition (bool~) make_plasma_charset::$5 [340] if((byte) make_plasma_charset::ii#2<(byte) 8) goto make_plasma_charset::@7
 Simple Condition (bool~) make_plasma_charset::$9 [346] if((byte~) make_plasma_charset::$7<=(byte) make_plasma_charset::s#0) goto make_plasma_charset::@9
 Successful SSA optimization Pass2ConditionalJumpSimplification
-Negating conditional jump and destination [124] if((byte) atan2_16::i#1==rangelast(0,CORDIC_ITERATIONS_16-1)) goto atan2_16::@12
+Negating conditional jump and destination [129] if((byte) atan2_16::i#1==rangelast(0,CORDIC_ITERATIONS_16-1)) goto atan2_16::@12
 Successful SSA optimization Pass2ConditionalJumpSequenceImprovement
-Constant right-side identified [39] (byte~) bsearch16u::$15 ← (byte) 1 * (const byte) SIZEOF_WORD
-Constant right-side identified [42] (byte~) bsearch16u::$16 ← (byte) 1 * (const byte) SIZEOF_WORD
+Constant right-side identified [44] (byte~) bsearch16u::$15 ← (byte) 1 * (const byte) SIZEOF_WORD
+Constant right-side identified [47] (byte~) bsearch16u::$16 ← (byte) 1 * (const byte) SIZEOF_WORD
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte*) heap_head#0 = HEAP_TOP
 Constant (const byte) bsearch16u::$15 = 1*SIZEOF_WORD
@@ -3484,8 +3504,8 @@ Constant value identified (word)main::toD0182_gfx#0 in [200] (byte~) main::toD01
 Successful SSA optimization Pass2ConstantValues
 if() condition always true - replacing block destination [176] if(true) goto main::@2
 Successful SSA optimization Pass2ConstantIfs
-Resolved ranged next value [122] atan2_16::i#1 ← ++ atan2_16::i#2 to ++
-Resolved ranged comparison value [124] if(atan2_16::i#1==rangelast(0,CORDIC_ITERATIONS_16-1)) goto atan2_16::@12 to (const nomodify byte) CORDIC_ITERATIONS_16-(byte) 1+(number) 1
+Resolved ranged next value [127] atan2_16::i#1 ← ++ atan2_16::i#2 to ++
+Resolved ranged comparison value [129] if(atan2_16::i#1==rangelast(0,CORDIC_ITERATIONS_16-1)) goto atan2_16::@12 to (const nomodify byte) CORDIC_ITERATIONS_16-(byte) 1+(number) 1
 Resolved ranged next value [219] doplasma::x#1 ← ++ doplasma::x#2 to ++
 Resolved ranged comparison value [221] if(doplasma::x#1!=rangelast(0,$27)) goto doplasma::@2 to (number) $28
 Resolved ranged next value [225] doplasma::y#1 ← ++ doplasma::y#4 to ++
@@ -3498,7 +3518,7 @@ Rewriting conditional comparison [240] if((byte) init_angle_screen::x#2<=(byte)
 Rewriting conditional comparison [291] if((byte) init_dist_screen::x#2<=(byte) $13) goto init_dist_screen::@6
 De-inlining pointer[w] to *(pointer+w)   [349] *((const byte*) make_plasma_charset::charset#0 + (word~) make_plasma_charset::$11) ← (byte) make_plasma_charset::b#2
 Successful SSA optimization Pass2DeInlineWordDerefIdx
-Eliminating unused variable (void*) memset::return#2 and assignment [104] (void*) memset::return#2 ← (void*) memset::str#3
+Eliminating unused variable (void*) memset::return#2 and assignment [109] (void*) memset::return#2 ← (void*) memset::str#3
 Eliminating unused variable (void*) memset::return#3 and assignment [125] (void*) memset::return#3 ← (void*) memset::str#3
 Eliminating unused constant (const byte) NUM_SQUARES#0
 Eliminating unused constant (const word*) SQUARES#0
@@ -3537,7 +3557,7 @@ Finalized unsigned number type (byte) $d
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $d
 Successful SSA optimization PassNFinalizeNumberTypeConversions
-Constant right-side identified [34] (word) malloc::size#0 ← (const byte) NUM_SQUARES#3 * (const byte) SIZEOF_WORD
+Constant right-side identified [39] (word) malloc::size#0 ← (const byte) NUM_SQUARES#3 * (const byte) SIZEOF_WORD
 Constant right-side identified [126] (word~) main::toD0181_$0 ← (const word) main::toD0181_$7 & (word) $3fff
 Constant right-side identified [129] (byte~) main::toD0181_$3 ← > (word)(const byte*) main::toD0181_gfx#0
 Constant right-side identified [135] (word~) main::toD0182_$0 ← (const word) main::toD0182_$7 & (word) $3fff
@@ -3575,29 +3595,29 @@ Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte) main::toD0181_return#0 = main::toD0181_$2|main::toD0181_$5
 Constant (const byte) main::toD0182_return#0 = main::toD0182_$2|main::toD0182_$5
 Successful SSA optimization Pass2ConstantIdentification
-Inlining Noop Cast [2] (byte*~) memset::$4 ← (byte*)(void*) memset::str#3 keeping memset::str#3
-Inlining Noop Cast [4] (byte*) memset::dst#0 ← (byte*)(void*) memset::str#3 keeping memset::str#3
-Inlining Noop Cast [13] (void*) malloc::return#0 ← (void*)(byte*) malloc::mem#0 keeping malloc::mem#0
-Inlining Noop Cast [20] (signed word~) bsearch16u::$17 ← (signed word)(word) bsearch16u::key#0 keeping bsearch16u::key#0
-Inlining Noop Cast [21] (signed word~) bsearch16u::$18 ← (signed word)*((word*) bsearch16u::pivot#0) keeping *(bsearch16u::pivot#0)
+Inlining Noop Cast [7] (byte*~) memset::$4 ← (byte*)(void*) memset::str#3 keeping memset::str#3
+Inlining Noop Cast [9] (byte*) memset::dst#0 ← (byte*)(void*) memset::str#3 keeping memset::str#3
+Inlining Noop Cast [18] (void*) malloc::return#0 ← (void*)(byte*) malloc::mem#0 keeping malloc::mem#0
+Inlining Noop Cast [25] (signed word~) bsearch16u::$17 ← (signed word)(word) bsearch16u::key#0 keeping bsearch16u::key#0
+Inlining Noop Cast [26] (signed word~) bsearch16u::$18 ← (signed word)*((word*) bsearch16u::pivot#0) keeping *(bsearch16u::pivot#0)
 Successful SSA optimization Pass2NopCastInlining
-Inlining Noop Cast [35] (void*) malloc::return#2 ← (void*)(byte*) malloc::mem#0 keeping malloc::mem#0
+Inlining Noop Cast [40] (void*) malloc::return#2 ← (void*)(byte*) malloc::mem#0 keeping malloc::mem#0
 Inlining Noop Cast [110] (void*) malloc::return#3 ← (void*)(byte*) malloc::mem#0 keeping malloc::mem#0
 Inlining Noop Cast [114] (void*) malloc::return#4 ← (void*)(byte*) malloc::mem#0 keeping malloc::mem#0
 Successful SSA optimization Pass2NopCastInlining
-Inlining Noop Cast [37] (word*) SQUARES#1 ← (word*)(void*~) init_squares::$1 keeping SQUARES#1
+Inlining Noop Cast [42] (word*) SQUARES#1 ← (word*)(void*~) init_squares::$1 keeping SQUARES#1
 Inlining Noop Cast [112] (byte*) SCREEN_DIST#0 ← (byte*)(void*~) $0 keeping SCREEN_DIST#0
 Inlining Noop Cast [116] (byte*) SCREEN_ANGLE#0 ← (byte*)(void*~) $1 keeping SCREEN_ANGLE#0
 Inlining Noop Cast [155] (signed word) init_angle_screen::xw#0 ← (signed word)(word~) init_angle_screen::$13 keeping init_angle_screen::xw#0
 Inlining Noop Cast [158] (signed word) init_angle_screen::yw#0 ← (signed word)(word~) init_angle_screen::$14 keeping init_angle_screen::yw#0
 Successful SSA optimization Pass2NopCastInlining
-Rewriting multiplication to use shift [18] (byte~) bsearch16u::$14 ← (byte~) bsearch16u::$6 * (const byte) SIZEOF_WORD
-Rewriting multiplication to use shift [43] (byte~) init_squares::$3 ← (byte) init_squares::i#2 * (byte) 2
-Rewriting multiplication to use shift [49] (byte~) sqr::$0 ← (byte) sqr::val#2 * (const byte) SIZEOF_WORD
-Rewriting division to use shift [58] (word~) sqrt::$1 ← (word~) sqrt::$2 / (const byte) SIZEOF_WORD
-Rewriting division to use shift [70] (word) atan2_16::angle#1 ← (word) atan2_16::angle#6 / (byte) 2
-Rewriting multiplication to use shift [84] (byte~) atan2_16::$22 ← (byte) atan2_16::i#2 * (const byte) SIZEOF_WORD
-Rewriting multiplication to use shift [88] (byte~) atan2_16::$23 ← (byte) atan2_16::i#2 * (const byte) SIZEOF_WORD
+Rewriting multiplication to use shift [23] (byte~) bsearch16u::$14 ← (byte~) bsearch16u::$6 * (const byte) SIZEOF_WORD
+Rewriting multiplication to use shift [48] (byte~) init_squares::$3 ← (byte) init_squares::i#2 * (byte) 2
+Rewriting multiplication to use shift [54] (byte~) sqr::$0 ← (byte) sqr::val#2 * (const byte) SIZEOF_WORD
+Rewriting division to use shift [63] (word~) sqrt::$1 ← (word~) sqrt::$2 / (const byte) SIZEOF_WORD
+Rewriting division to use shift [75] (word) atan2_16::angle#1 ← (word) atan2_16::angle#6 / (byte) 2
+Rewriting multiplication to use shift [89] (byte~) atan2_16::$22 ← (byte) atan2_16::i#2 * (const byte) SIZEOF_WORD
+Rewriting multiplication to use shift [93] (byte~) atan2_16::$23 ← (byte) atan2_16::i#2 * (const byte) SIZEOF_WORD
 Rewriting multiplication to use shift [152] (byte~) init_angle_screen::$3 ← (byte) init_angle_screen::x#2 * (byte) 2
 Rewriting multiplication to use shift [156] (byte~) init_angle_screen::$5 ← (byte) init_angle_screen::y#5 * (byte) 2
 Rewriting multiplication to use shift [183] (byte) init_dist_screen::y2#0 ← (byte) init_dist_screen::y#10 * (byte) 2
@@ -3690,7 +3710,7 @@ Constant inlined heap_head#0 = (const byte*) HEAP_TOP
 Successful SSA optimization Pass2ConstantInlining
 Identical Phi Values (word) memset::num#2 (word) $3e8
 Successful SSA optimization Pass2IdenticalPhiElimination
-if() condition always false - eliminating [1] if((word) $3e8<=(byte) 0) goto memset::@1
+if() condition always false - eliminating [6] if((word) $3e8<=(byte) 0) goto memset::@1
 Successful SSA optimization Pass2ConstantIfs
 Added new block during phi lifting bsearch16u::@11(between bsearch16u::@7 and bsearch16u::@8)
 Added new block during phi lifting atan2_16::@22(between atan2_16::@19 and atan2_16::@10)
@@ -4101,7 +4121,7 @@ make_plasma_charset::@8: scope:[make_plasma_charset]  from make_plasma_charset::
 
 (byte()) sid_rnd()
 sid_rnd: scope:[sid_rnd]  from make_plasma_charset::@6
-  [85] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC)
+  [85] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC)
   to:sid_rnd::@return
 sid_rnd::@return: scope:[sid_rnd]  from sid_rnd
   [86] return 
@@ -4127,8 +4147,8 @@ print_cls::@return: scope:[print_cls]  from print_cls
 
 (void()) sid_rnd_init()
 sid_rnd_init: scope:[sid_rnd_init]  from make_plasma_charset
-  [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff
-  [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
+  [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff
+  [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE
   to:sid_rnd_init::@return
 sid_rnd_init::@return: scope:[sid_rnd_init]  from sid_rnd_init
   [95] return 
@@ -4486,6 +4506,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (byte*) SCREEN_ANGLE
 (void*) SCREEN_ANGLE#0 0.05405405405405406
@@ -5099,25 +5142,27 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const SIZEOF_WORD = 2
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Plasma charset
   .label CHARSET = $2000
   // Plasma screen 1
   .label SCREEN1 = $2800
   // Plasma screen 2
   .label SCREEN2 = $2c00
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   // Top of the heap used by malloc()
   .label HEAP_TOP = $a000
   .label print_line_cursor = $400
@@ -5724,8 +5769,8 @@ make_plasma_charset: {
 sid_rnd: {
     .label return = $5c
     .label return_1 = $59
-    // [85] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuz1=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [85] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuz1=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     sta.z return
     jmp __breturn
     // sid_rnd::@return
@@ -5776,14 +5821,14 @@ print_cls: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -6999,8 +7044,8 @@ Removing always clobbered register reg byte y as potential for zp[1]:21 [ make_p
 Statement [82] (byte) make_plasma_charset::b#1 ← (byte) make_plasma_charset::b#2 | *((const to_nomodify byte*) make_plasma_charset::bittab + (byte) make_plasma_charset::ii#2) [ make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 make_plasma_charset::ii#2 make_plasma_charset::b#1 ] ( main:7::make_plasma_charset:14 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 make_plasma_charset::ii#2 make_plasma_charset::b#1 ] { }  ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp[1]:22 [ make_plasma_charset::ii#2 make_plasma_charset::ii#1 ]
 Statement [87] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:7::make_plasma_charset:14::print_char:66 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
-Statement [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
+Statement [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
+Statement [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
 Statement [96] (byte*) init_angle_screen::screen_topline#0 ← (byte*) init_angle_screen::screen#0 + (word)(number) $28*(number) $c [ init_angle_screen::screen#0 init_angle_screen::screen_topline#0 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::screen#0 init_angle_screen::screen_topline#0 ] { }  ) always clobbers reg byte a 
 Statement [97] (byte*) init_angle_screen::screen_bottomline#0 ← (byte*) init_angle_screen::screen#0 + (word)(number) $28*(number) $c [ init_angle_screen::screen_topline#0 init_angle_screen::screen_bottomline#0 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::screen_topline#0 init_angle_screen::screen_bottomline#0 ] { }  ) always clobbers reg byte a 
 Statement [101] (byte*) init_angle_screen::screen_topline#1 ← (byte*) init_angle_screen::screen_topline#6 - (byte) $28 [ init_angle_screen::y#5 init_angle_screen::screen_bottomline#6 init_angle_screen::screen_topline#1 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::y#5 init_angle_screen::screen_bottomline#6 init_angle_screen::screen_topline#1 ] { }  ) always clobbers reg byte a 
@@ -7138,8 +7183,8 @@ Statement [73] (byte*~) make_plasma_charset::$16 ← (const nomodify byte*) CHAR
 Statement [74] *((byte*~) make_plasma_charset::$16) ← (byte) make_plasma_charset::b#2 [ make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 ] ( main:7::make_plasma_charset:14 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [82] (byte) make_plasma_charset::b#1 ← (byte) make_plasma_charset::b#2 | *((const to_nomodify byte*) make_plasma_charset::bittab + (byte) make_plasma_charset::ii#2) [ make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 make_plasma_charset::ii#2 make_plasma_charset::b#1 ] ( main:7::make_plasma_charset:14 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 make_plasma_charset::ii#2 make_plasma_charset::b#1 ] { }  ) always clobbers reg byte a 
 Statement [87] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:7::make_plasma_charset:14::print_char:66 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
-Statement [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
+Statement [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
+Statement [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
 Statement [96] (byte*) init_angle_screen::screen_topline#0 ← (byte*) init_angle_screen::screen#0 + (word)(number) $28*(number) $c [ init_angle_screen::screen#0 init_angle_screen::screen_topline#0 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::screen#0 init_angle_screen::screen_topline#0 ] { }  ) always clobbers reg byte a 
 Statement [97] (byte*) init_angle_screen::screen_bottomline#0 ← (byte*) init_angle_screen::screen#0 + (word)(number) $28*(number) $c [ init_angle_screen::screen_topline#0 init_angle_screen::screen_bottomline#0 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::screen_topline#0 init_angle_screen::screen_bottomline#0 ] { }  ) always clobbers reg byte a 
 Statement [101] (byte*) init_angle_screen::screen_topline#1 ← (byte*) init_angle_screen::screen_topline#6 - (byte) $28 [ init_angle_screen::y#5 init_angle_screen::screen_bottomline#6 init_angle_screen::screen_topline#1 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::y#5 init_angle_screen::screen_bottomline#6 init_angle_screen::screen_topline#1 ] { }  ) always clobbers reg byte a 
@@ -7262,8 +7307,8 @@ Statement [73] (byte*~) make_plasma_charset::$16 ← (const nomodify byte*) CHAR
 Statement [74] *((byte*~) make_plasma_charset::$16) ← (byte) make_plasma_charset::b#2 [ make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 ] ( main:7::make_plasma_charset:14 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 ] { }  ) always clobbers reg byte a reg byte y 
 Statement [82] (byte) make_plasma_charset::b#1 ← (byte) make_plasma_charset::b#2 | *((const to_nomodify byte*) make_plasma_charset::bittab + (byte) make_plasma_charset::ii#2) [ make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 make_plasma_charset::ii#2 make_plasma_charset::b#1 ] ( main:7::make_plasma_charset:14 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 make_plasma_charset::s#0 make_plasma_charset::i#2 make_plasma_charset::ii#2 make_plasma_charset::b#1 ] { }  ) always clobbers reg byte a 
 Statement [87] *((byte*) print_char_cursor#18) ← (const byte) print_char::ch#0 [ print_char_cursor#18 ] ( main:7::make_plasma_charset:14::print_char:66 [ SCREEN_DIST#0 SCREEN_ANGLE#0 make_plasma_charset::c#2 print_char_cursor#18 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
-Statement [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
+Statement [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
+Statement [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE [ ] ( main:7::make_plasma_charset:14::sid_rnd_init:53 [ SCREEN_DIST#0 SCREEN_ANGLE#0 ] { }  ) always clobbers reg byte a 
 Statement [96] (byte*) init_angle_screen::screen_topline#0 ← (byte*) init_angle_screen::screen#0 + (word)(number) $28*(number) $c [ init_angle_screen::screen#0 init_angle_screen::screen_topline#0 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::screen#0 init_angle_screen::screen_topline#0 ] { }  ) always clobbers reg byte a 
 Statement [97] (byte*) init_angle_screen::screen_bottomline#0 ← (byte*) init_angle_screen::screen#0 + (word)(number) $28*(number) $c [ init_angle_screen::screen_topline#0 init_angle_screen::screen_bottomline#0 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::screen_topline#0 init_angle_screen::screen_bottomline#0 ] { }  ) always clobbers reg byte a 
 Statement [101] (byte*) init_angle_screen::screen_topline#1 ← (byte*) init_angle_screen::screen_topline#6 - (byte) $28 [ init_angle_screen::y#5 init_angle_screen::screen_bottomline#6 init_angle_screen::screen_topline#1 ] ( main:7::init_angle_screen:12 [ SCREEN_DIST#0 SCREEN_ANGLE#0 init_angle_screen::y#5 init_angle_screen::screen_bottomline#6 init_angle_screen::screen_topline#1 ] { }  ) always clobbers reg byte a 
@@ -7474,10 +7519,11 @@ Uplift Scope [init_squares] 25,716.86: zp[1]:58 [ init_squares::i#2 init_squares
 Uplift Scope [] 12,104.4: zp[2]:63 [ heap_head#12 heap_head#1 ] 6,015.14: zp[2]:19 [ print_char_cursor#18 print_char_cursor#30 print_char_cursor#1 ] 381.02: zp[1]:3 [ sin_offset_y#10 sin_offset_y#14 sin_offset_y#12 ] 372.42: zp[1]:2 [ sin_offset_x#10 sin_offset_x#14 sin_offset_x#12 ] 16.15: zp[2]:152 [ SQUARES#1 ] 0.05: zp[2]:69 [ SCREEN_ANGLE#0 ] 0.05: zp[2]:67 [ SCREEN_DIST#0 ] 
 Uplift Scope [malloc] 10,001: zp[2]:65 [ malloc::size#3 ] 3,333.67: zp[2]:156 [ malloc::mem#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
+Uplift Scope [sid_rnd_init] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_char] 
 Uplift Scope [print_cls] 
-Uplift Scope [sid_rnd_init] 
 Uplift Scope [main] 
 
 Uplifting [bsearch16u] best 1510221 combination reg byte x [ bsearch16u::num#5 bsearch16u::num#1 bsearch16u::num#3 bsearch16u::num#0 ] zp[2]:54 [ bsearch16u::return#1 bsearch16u::return#2 bsearch16u::items#2 bsearch16u::items#1 bsearch16u::items#8 bsearch16u::$2 bsearch16u::return#7 bsearch16u::items#0 ] reg byte a [ bsearch16u::$6 ] reg byte a [ bsearch16u::$14 ] zp[2]:147 [ bsearch16u::result#0 ] zp[2]:145 [ bsearch16u::pivot#0 ] zp[2]:134 [ bsearch16u::return#3 ] zp[2]:132 [ bsearch16u::key#0 ] 
@@ -7498,10 +7544,11 @@ Uplifting [init_squares] best 1346862 combination reg byte x [ init_squares::i#2
 Uplifting [] best 1346862 combination zp[2]:63 [ heap_head#12 heap_head#1 ] zp[2]:19 [ print_char_cursor#18 print_char_cursor#30 print_char_cursor#1 ] zp[1]:3 [ sin_offset_y#10 sin_offset_y#14 sin_offset_y#12 ] zp[1]:2 [ sin_offset_x#10 sin_offset_x#14 sin_offset_x#12 ] zp[2]:152 [ SQUARES#1 ] zp[2]:69 [ SCREEN_ANGLE#0 ] zp[2]:67 [ SCREEN_DIST#0 ] 
 Uplifting [malloc] best 1346862 combination zp[2]:65 [ malloc::size#3 ] zp[2]:156 [ malloc::mem#0 ] 
 Uplifting [MOS6526_CIA] best 1346862 combination 
+Uplifting [MOS6581_SID] best 1346862 combination 
+Uplifting [sid_rnd_init] best 1346862 combination 
 Uplifting [RADIX] best 1346862 combination 
 Uplifting [print_char] best 1346862 combination 
 Uplifting [print_cls] best 1346862 combination 
-Uplifting [sid_rnd_init] best 1346862 combination 
 Uplifting [main] best 1346862 combination 
 Attempting to uplift remaining variables inzp[1]:91 [ make_plasma_charset::$7 ]
 Uplifting [make_plasma_charset] best 1346862 combination zp[1]:91 [ make_plasma_charset::$7 ] 
@@ -7617,25 +7664,27 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const SIZEOF_WORD = 2
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Plasma charset
   .label CHARSET = $2000
   // Plasma screen 1
   .label SCREEN1 = $2800
   // Plasma screen 2
   .label SCREEN2 = $2c00
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   // Top of the heap used by malloc()
   .label HEAP_TOP = $a000
   .label print_line_cursor = $400
@@ -8212,8 +8261,8 @@ make_plasma_charset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // [85] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // [85] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     jmp __breturn
     // sid_rnd::@return
   __breturn:
@@ -8262,14 +8311,14 @@ print_cls: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     jmp __breturn
     // sid_rnd_init::@return
   __breturn:
@@ -9584,9 +9633,9 @@ Removing instruction jmp __b2
 Removing instruction jmp __b1
 Removing instruction jmp __b1
 Succesful ASM optimization Pass5NextJumpElimination
-Fixing long branch [581] beq __b12 to bne
-Fixing long branch [475] bpl __b1 to bmi
-Fixing long branch [487] bpl __b4 to bmi
+Fixing long branch [583] beq __b12 to bne
+Fixing long branch [477] bpl __b1 to bmi
+Fixing long branch [489] bpl __b4 to bmi
 
 FINAL SYMBOL TABLE
 (label) @1
@@ -9618,8 +9667,34 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (const byte) NUM_SQUARES#3 NUM_SQUARES = (byte) $30
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -9630,10 +9705,8 @@ FINAL SYMBOL TABLE
 (void*) SCREEN_ANGLE#0 SCREEN_ANGLE zp[2]:18 0.05405405405405406
 (byte*) SCREEN_DIST
 (void*) SCREEN_DIST#0 SCREEN_DIST zp[2]:16 0.05128205128205128
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const to_nomodify byte*) SINTABLE[(number) $200]  = kickasm {{ .for(var i=0;i<$200;i++)
         .byte round(127.5+127.5*sin(2*PI*i/256))
  }}
@@ -10095,25 +10168,27 @@ Score: 1210189
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // SID Channel Control Register Noise Waveform
+  .const SID_CONTROL_NOISE = $80
   .label D018 = $d018
   // Color Ram
   .label COLS = $d800
+  // The SID MOD 6581/8580
+  .label SID = $d400
   // The colors of the C64
   .const BLACK = 0
   .const SIZEOF_WORD = 2
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
-  // SID registers for random number generation
-  .label SID_VOICE3_FREQ = $d40e
-  .label SID_VOICE3_CONTROL = $d412
-  .const SID_CONTROL_NOISE = $80
-  .label SID_VOICE3_OSC = $d41b
   // Plasma charset
   .label CHARSET = $2000
   // Plasma screen 1
   .label SCREEN1 = $2800
   // Plasma screen 2
   .label SCREEN2 = $2c00
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = $e
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = $12
+  .const OFFSET_STRUCT_MOS6581_SID_CH3_OSC = $1b
   // Top of the heap used by malloc()
   .label HEAP_TOP = $a000
   .label print_line_cursor = $400
@@ -10642,9 +10717,9 @@ make_plasma_charset: {
 // Get a random number from the SID voice 3,
 // Must be initialized with sid_rnd_init()
 sid_rnd: {
-    // return *SID_VOICE3_OSC;
-    // [85] (byte) sid_rnd::return#0 ← *((const nomodify byte*) SID_VOICE3_OSC) -- vbuaa=_deref_pbuc1 
-    lda SID_VOICE3_OSC
+    // return SID->CH3_OSC;
+    // [85] (byte) sid_rnd::return#0 ← *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC) -- vbuaa=_deref_pbuc1 
+    lda SID+OFFSET_STRUCT_MOS6581_SID_CH3_OSC
     // sid_rnd::@return
     // }
     // [86] return 
@@ -10692,16 +10767,16 @@ print_cls: {
   // sid_rnd_init
 // Initialize SID voice 3 for random number generation
 sid_rnd_init: {
-    // *SID_VOICE3_FREQ = $ffff
-    // [93] *((const nomodify word*) SID_VOICE3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
+    // SID->CH3_FREQ = 0xffff
+    // [93] *((word*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ) ← (word) $ffff -- _deref_pwuc1=vwuc2 
     lda #<$ffff
-    sta SID_VOICE3_FREQ
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ
     lda #>$ffff
-    sta SID_VOICE3_FREQ+1
-    // *SID_VOICE3_CONTROL = SID_CONTROL_NOISE
-    // [94] *((const nomodify byte*) SID_VOICE3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_FREQ+1
+    // SID->CH3_CONTROL = SID_CONTROL_NOISE
+    // [94] *((byte*)(const nomodify struct MOS6581_SID*) SID+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL) ← (const nomodify byte) SID_CONTROL_NOISE -- _deref_pbuc1=vbuc2 
     lda #SID_CONTROL_NOISE
-    sta SID_VOICE3_CONTROL
+    sta SID+OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL
     // sid_rnd_init::@return
     // }
     // [95] return 
diff --git a/src/test/ref/plasma-center.sym b/src/test/ref/plasma-center.sym
index 6826e2653..e3d544b68 100644
--- a/src/test/ref/plasma-center.sym
+++ b/src/test/ref/plasma-center.sym
@@ -27,8 +27,34 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (const byte) NUM_SQUARES#3 NUM_SQUARES = (byte) $30
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_CONTROL = (byte) $12
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_FREQ = (byte) $e
+(const byte) OFFSET_STRUCT_MOS6581_SID_CH3_OSC = (byte) $1b
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -39,10 +65,8 @@
 (void*) SCREEN_ANGLE#0 SCREEN_ANGLE zp[2]:18 0.05405405405405406
 (byte*) SCREEN_DIST
 (void*) SCREEN_DIST#0 SCREEN_DIST zp[2]:16 0.05128205128205128
+(const nomodify struct MOS6581_SID*) SID = (struct MOS6581_SID*) 54272
 (const nomodify byte) SID_CONTROL_NOISE = (byte) $80
-(const nomodify byte*) SID_VOICE3_CONTROL = (byte*) 54290
-(const nomodify word*) SID_VOICE3_FREQ = (word*) 54286
-(const nomodify byte*) SID_VOICE3_OSC = (byte*) 54299
 (const to_nomodify byte*) SINTABLE[(number) $200]  = kickasm {{ .for(var i=0;i<$200;i++)
         .byte round(127.5+127.5*sin(2*PI*i/256))
  }}
diff --git a/src/test/ref/printf-1.log b/src/test/ref/printf-1.log
index 4f45a9079..49f2c35e1 100644
--- a/src/test/ref/printf-1.log
+++ b/src/test/ref/printf-1.log
@@ -6,127 +6,6 @@ Added struct type cast to parameter value list (void~) main::$1 ← call printf_
 Added struct type cast to parameter value list (void~) main::$3 ← call printf_string (byte*) "rules" (struct printf_format_string){ (number) $a, (number) 0 } 
 Added struct type cast to parameter value list (void~) main::$5 ← call printf_string (byte*) "cml" (struct printf_format_string){ (number) $a, (number) 1 } 
 Added struct type cast to parameter value list (void~) main::$7 ← call printf_string (byte*) "rules" (struct printf_format_string){ (number) $a, (number) 1 } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call printf_string (byte*) "cml" (number) $a (number) 0 
-Converted call struct value parameter to member unwinding (void~) main::$3 ← call printf_string (byte*) "rules" (number) $a (number) 0 
-Converted call struct value parameter to member unwinding (void~) main::$5 ← call printf_string (byte*) "cml" (number) $a (number) 1 
-Converted call struct value parameter to member unwinding (void~) main::$7 ← call printf_string (byte*) "rules" (number) $a (number) 1 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (struct printf_buffer_number) printf_buffer
 
 CONTROL FLOW GRAPH SSA
diff --git a/src/test/ref/printf-10.log b/src/test/ref/printf-10.log
index 30c76021c..efcc097ed 100644
--- a/src/test/ref/printf-10.log
+++ b/src/test/ref/printf-10.log
@@ -1,9 +1,4 @@
 Added struct type cast to parameter value list call printf_string (byte*) main::name (struct printf_format_string){ (byte) 0, (byte) 0 } 
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding call printf_string (byte*) main::name (byte) 0 (byte) 0 
 Eliminating unused variable with no statement (void~) main::$0
 
 CONTROL FLOW GRAPH SSA
diff --git a/src/test/ref/printf-11.log b/src/test/ref/printf-11.log
index 05f9de836..faad5053f 100644
--- a/src/test/ref/printf-11.log
+++ b/src/test/ref/printf-11.log
@@ -1,13 +1,4 @@
 Added struct type cast to parameter value list call printf_uint (word) main::pct (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) HEXADECIMAL } 
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted call struct value parameter to member unwinding call printf_uint (word) main::pct (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
 Eliminating unused variable with no statement (void~) main::$0
 
 CONTROL FLOW GRAPH SSA
diff --git a/src/test/ref/printf-12.log b/src/test/ref/printf-12.log
index 7863d9081..9e1b9d7bd 100644
--- a/src/test/ref/printf-12.log
+++ b/src/test/ref/printf-12.log
@@ -10,130 +10,6 @@ Added struct type cast to parameter value list call printf_sint (signed word) ma
 Added struct type cast to parameter value list call printf_uint (word) main::ui (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_slong (signed dword) main::sl (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_ulong (dword) main::ul (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding call printf_uint (word)&(volatile byte) main::c (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_schar (signed byte) main::sc (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_uchar (byte) main::uc (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (signed word) main::si (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (word) main::ui (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_slong (signed dword) main::sl (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_ulong (dword) main::ul (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (void~) main::$1
 Eliminating unused variable with no statement (void~) main::$2
 Eliminating unused variable with no statement (void~) main::$3
diff --git a/src/test/ref/printf-13.log b/src/test/ref/printf-13.log
index 34b907062..0c1b280c4 100644
--- a/src/test/ref/printf-13.log
+++ b/src/test/ref/printf-13.log
@@ -38,159 +38,6 @@ Added struct type cast to parameter value list call printf_uint (number) 1 (stru
 Added struct type cast to parameter value list call printf_uint (number) $b (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 1, (const byte) HEXADECIMAL } 
 Added struct type cast to parameter value list call printf_uint (number) $6f (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 1, (const byte) HEXADECIMAL } 
 Added struct type cast to parameter value list call printf_uint (number) $457 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 1, (const byte) HEXADECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "x" (byte) 3 (byte) 0 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "xx" (byte) 3 (byte) 0 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "xxx" (byte) 3 (byte) 0 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "xxxx" (byte) 3 (byte) 0 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "x" (byte) 3 (byte) 1 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "xx" (byte) 3 (byte) 1 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "xxx" (byte) 3 (byte) 1 
-Converted call struct value parameter to member unwinding call printf_string (byte*) "xxxx" (byte) 3 (byte) 1 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 3 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $b (byte) 3 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $6f (byte) 3 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $457 (byte) 3 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) -2 (byte) 3 (byte) 1 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) -$16 (byte) 3 (byte) 1 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) -$de (byte) 3 (byte) 1 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) -$8ae (byte) 3 (byte) 1 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 3 (byte) 3 (byte) 0 (byte) 1 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) -$2c (byte) 3 (byte) 0 (byte) 1 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $22b (byte) 3 (byte) 0 (byte) 1 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) -$1a0a (byte) 3 (byte) 0 (byte) 1 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 3 (byte) 0 (byte) 0 (byte) 1 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $b (byte) 3 (byte) 0 (byte) 0 (byte) 1 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $6f (byte) 3 (byte) 0 (byte) 0 (byte) 1 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) $457 (byte) 3 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) OCTAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $b (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) OCTAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $6f (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) OCTAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $457 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) OCTAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $b (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $6f (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $457 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 1 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $b (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 1 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $6f (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 1 (const byte) HEXADECIMAL 
-Converted call struct value parameter to member unwinding call printf_uint (number) $457 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 1 (const byte) HEXADECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (void~) main::$1
 Eliminating unused variable with no statement (void~) main::$2
 Eliminating unused variable with no statement (void~) main::$3
diff --git a/src/test/ref/printf-14.log b/src/test/ref/printf-14.log
index 76a33e513..3330883a3 100644
--- a/src/test/ref/printf-14.log
+++ b/src/test/ref/printf-14.log
@@ -3,124 +3,6 @@ Fixing struct type size struct printf_buffer_number to 12
 Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Added struct type cast to parameter value list call printf_uchar (byte) main::c (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding call printf_uchar (byte) main::c (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (void~) main::$1
 
 CONTROL FLOW GRAPH SSA
diff --git a/src/test/ref/printf-15.log b/src/test/ref/printf-15.log
index 7dd4459f7..d8a28b704 100644
--- a/src/test/ref/printf-15.log
+++ b/src/test/ref/printf-15.log
@@ -2,123 +2,6 @@ Fixing struct type size struct printf_buffer_number to 12
 Fixing struct type size struct printf_buffer_number to 12
 Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Fixing struct type SIZE_OF struct printf_buffer_number to 12
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (struct printf_buffer_number) printf_buffer
 Eliminating unused variable with no statement (void~) main::$1
 Eliminating unused variable with no statement (void~) main::$2
diff --git a/src/test/ref/printf-16.log b/src/test/ref/printf-16.log
index 71f9c23b7..df70d4ba7 100644
--- a/src/test/ref/printf-16.log
+++ b/src/test/ref/printf-16.log
@@ -12,133 +12,6 @@ Added struct type cast to parameter value list call printf_sint (number) 2 (stru
 Added struct type cast to parameter value list call printf_sint (number) 2 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_sint (number) 2 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list call printf_sint (number) 1 (struct printf_format_number){ (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (const byte) DECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 2 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 2 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 2 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 2 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 2 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding call printf_sint (number) 1 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (byte) 0 (const byte) DECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 Eliminating unused variable with no statement (void~) main::$1
 Eliminating unused variable with no statement (void~) main::$2
 Eliminating unused variable with no statement (void~) main::$3
diff --git a/src/test/ref/printf-2.log b/src/test/ref/printf-2.log
index 29772887d..3f23a4c2f 100644
--- a/src/test/ref/printf-2.log
+++ b/src/test/ref/printf-2.log
@@ -5,126 +5,6 @@ Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Added struct type cast to parameter value list (void~) main::$1 ← call printf_schar (number) -$4d (struct printf_format_number){ (number) 6, (number) 0, (number) 0, (number) 0, (number) 0, (const byte) DECIMAL } 
 Added struct type cast to parameter value list (void~) main::$3 ← call printf_schar (number) $63 (struct printf_format_number){ (number) 6, (number) 0, (number) 1, (number) 1, (number) 0, (const byte) OCTAL } 
 Added struct type cast to parameter value list (void~) main::$5 ← call printf_uint (number) $d80 (struct printf_format_number){ (number) $a, (number) 1, (number) 0, (number) 0, (number) 1, (const byte) HEXADECIMAL } 
-Created struct value member variable (byte) printf_slong::format_min_length
-Created struct value member variable (byte) printf_slong::format_justify_left
-Created struct value member variable (byte) printf_slong::format_sign_always
-Created struct value member variable (byte) printf_slong::format_zero_padding
-Created struct value member variable (byte) printf_slong::format_upper_case
-Created struct value member variable (byte) printf_slong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_slong::format
-Created struct value member variable (byte) printf_ulong::format_min_length
-Created struct value member variable (byte) printf_ulong::format_justify_left
-Created struct value member variable (byte) printf_ulong::format_sign_always
-Created struct value member variable (byte) printf_ulong::format_zero_padding
-Created struct value member variable (byte) printf_ulong::format_upper_case
-Created struct value member variable (byte) printf_ulong::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_ulong::format
-Created struct value member variable (byte) printf_sint::format_min_length
-Created struct value member variable (byte) printf_sint::format_justify_left
-Created struct value member variable (byte) printf_sint::format_sign_always
-Created struct value member variable (byte) printf_sint::format_zero_padding
-Created struct value member variable (byte) printf_sint::format_upper_case
-Created struct value member variable (byte) printf_sint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_sint::format
-Created struct value member variable (byte) printf_uint::format_min_length
-Created struct value member variable (byte) printf_uint::format_justify_left
-Created struct value member variable (byte) printf_uint::format_sign_always
-Created struct value member variable (byte) printf_uint::format_zero_padding
-Created struct value member variable (byte) printf_uint::format_upper_case
-Created struct value member variable (byte) printf_uint::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uint::format
-Created struct value member variable (byte) printf_schar::format_min_length
-Created struct value member variable (byte) printf_schar::format_justify_left
-Created struct value member variable (byte) printf_schar::format_sign_always
-Created struct value member variable (byte) printf_schar::format_zero_padding
-Created struct value member variable (byte) printf_schar::format_upper_case
-Created struct value member variable (byte) printf_schar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_schar::format
-Created struct value member variable (byte) printf_uchar::format_min_length
-Created struct value member variable (byte) printf_uchar::format_justify_left
-Created struct value member variable (byte) printf_uchar::format_sign_always
-Created struct value member variable (byte) printf_uchar::format_zero_padding
-Created struct value member variable (byte) printf_uchar::format_upper_case
-Created struct value member variable (byte) printf_uchar::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_uchar::format
-Created struct value member variable (byte) printf_number_buffer::buffer_sign
-Created struct value member variable (byte*) printf_number_buffer::buffer_digits
-Converted struct value to member variables (struct printf_buffer_number) printf_number_buffer::buffer
-Created struct value member variable (byte) printf_number_buffer::format_min_length
-Created struct value member variable (byte) printf_number_buffer::format_justify_left
-Created struct value member variable (byte) printf_number_buffer::format_sign_always
-Created struct value member variable (byte) printf_number_buffer::format_zero_padding
-Created struct value member variable (byte) printf_number_buffer::format_upper_case
-Created struct value member variable (byte) printf_number_buffer::format_radix
-Converted struct value to member variables (struct printf_format_number) printf_number_buffer::format
-Created struct value member variable (byte) printf_string::format_min_length
-Created struct value member variable (byte) printf_string::format_justify_left
-Converted struct value to member variables (struct printf_format_string) printf_string::format
-Converted procedure struct value parameter to member unwinding (void()) printf_slong((signed dword) printf_slong::value , (byte) printf_slong::format_min_length , (byte) printf_slong::format_justify_left , (byte) printf_slong::format_sign_always , (byte) printf_slong::format_zero_padding , (byte) printf_slong::format_upper_case , (byte) printf_slong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_ulong((dword) printf_ulong::uvalue , (byte) printf_ulong::format_min_length , (byte) printf_ulong::format_justify_left , (byte) printf_ulong::format_sign_always , (byte) printf_ulong::format_zero_padding , (byte) printf_ulong::format_upper_case , (byte) printf_ulong::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_sint((signed word) printf_sint::value , (byte) printf_sint::format_min_length , (byte) printf_sint::format_justify_left , (byte) printf_sint::format_sign_always , (byte) printf_sint::format_zero_padding , (byte) printf_sint::format_upper_case , (byte) printf_sint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uint((word) printf_uint::uvalue , (byte) printf_uint::format_min_length , (byte) printf_uint::format_justify_left , (byte) printf_uint::format_sign_always , (byte) printf_uint::format_zero_padding , (byte) printf_uint::format_upper_case , (byte) printf_uint::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_schar((signed byte) printf_schar::value , (byte) printf_schar::format_min_length , (byte) printf_schar::format_justify_left , (byte) printf_schar::format_sign_always , (byte) printf_schar::format_zero_padding , (byte) printf_schar::format_upper_case , (byte) printf_schar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_uchar((byte) printf_uchar::uvalue , (byte) printf_uchar::format_min_length , (byte) printf_uchar::format_justify_left , (byte) printf_uchar::format_sign_always , (byte) printf_uchar::format_zero_padding , (byte) printf_uchar::format_upper_case , (byte) printf_uchar::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_number_buffer((byte) printf_number_buffer::buffer_sign , (byte*) printf_number_buffer::buffer_digits , (byte) printf_number_buffer::format_min_length , (byte) printf_number_buffer::format_justify_left , (byte) printf_number_buffer::format_sign_always , (byte) printf_number_buffer::format_zero_padding , (byte) printf_number_buffer::format_upper_case , (byte) printf_number_buffer::format_radix)
-Converted procedure struct value parameter to member unwinding (void()) printf_string((byte*) printf_string::str , (byte) printf_string::format_min_length , (byte) printf_string::format_justify_left)
-Converted call struct value parameter to member unwinding (void~) printf_slong::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_slong::format_min_length (byte) printf_slong::format_justify_left (byte) printf_slong::format_sign_always (byte) printf_slong::format_zero_padding (byte) printf_slong::format_upper_case (byte) printf_slong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_ulong::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_ulong::format_min_length (byte) printf_ulong::format_justify_left (byte) printf_ulong::format_sign_always (byte) printf_ulong::format_zero_padding (byte) printf_ulong::format_upper_case (byte) printf_ulong::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_sint::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_sint::format_min_length (byte) printf_sint::format_justify_left (byte) printf_sint::format_sign_always (byte) printf_sint::format_zero_padding (byte) printf_sint::format_upper_case (byte) printf_sint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uint::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uint::format_min_length (byte) printf_uint::format_justify_left (byte) printf_uint::format_sign_always (byte) printf_uint::format_zero_padding (byte) printf_uint::format_upper_case (byte) printf_uint::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_schar::$2 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_schar::format_min_length (byte) printf_schar::format_justify_left (byte) printf_schar::format_sign_always (byte) printf_schar::format_zero_padding (byte) printf_schar::format_upper_case (byte) printf_schar::format_radix 
-Converted call struct value parameter to member unwinding (void~) printf_uchar::$4 ← call printf_number_buffer *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN) (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS (byte) printf_uchar::format_min_length (byte) printf_uchar::format_justify_left (byte) printf_uchar::format_sign_always (byte) printf_uchar::format_zero_padding (byte) printf_uchar::format_upper_case (byte) printf_uchar::format_radix 
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call printf_schar (number) -$4d (number) 6 (number) 0 (number) 0 (number) 0 (number) 0 (const byte) DECIMAL 
-Converted call struct value parameter to member unwinding (void~) main::$3 ← call printf_schar (number) $63 (number) 6 (number) 0 (number) 1 (number) 1 (number) 0 (const byte) OCTAL 
-Converted call struct value parameter to member unwinding (void~) main::$5 ← call printf_uint (number) $d80 (number) $a (number) 1 (number) 0 (number) 0 (number) 1 (const byte) HEXADECIMAL 
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_slong::format.sign_always with member unwinding reference (byte) printf_slong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_slong::format.radix with member unwinding reference (byte) printf_slong::format_radix
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.sign_always with member unwinding reference (byte) printf_ulong::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_ulong::format.radix with member unwinding reference (byte) printf_ulong::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_sint::format.sign_always with member unwinding reference (byte) printf_sint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_sint::format.radix with member unwinding reference (byte) printf_sint::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uint::format.sign_always with member unwinding reference (byte) printf_uint::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uint::format.radix with member unwinding reference (byte) printf_uint::format_radix
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_format_number) printf_schar::format.sign_always with member unwinding reference (byte) printf_schar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_schar::format.radix with member unwinding reference (byte) printf_schar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.sign_always with member unwinding reference (byte) printf_uchar::format_sign_always
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.sign with member unwinding reference *((byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_SIGN)
-Replacing struct member reference (struct printf_buffer_number) printf_buffer.digits with member unwinding reference (byte*)&(struct printf_buffer_number) printf_buffer+(const byte) OFFSET_STRUCT_PRINTF_BUFFER_NUMBER_DIGITS
-Replacing struct member reference (struct printf_format_number) printf_uchar::format.radix with member unwinding reference (byte) printf_uchar::format_radix
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.min_length with member unwinding reference (byte) printf_number_buffer::format_min_length
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.sign with member unwinding reference (byte) printf_number_buffer::buffer_sign
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.upper_case with member unwinding reference (byte) printf_number_buffer::format_upper_case
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.zero_padding with member unwinding reference (byte) printf_number_buffer::format_zero_padding
-Replacing struct member reference (struct printf_format_number) printf_number_buffer::format.justify_left with member unwinding reference (byte) printf_number_buffer::format_justify_left
-Replacing struct member reference (struct printf_buffer_number) printf_number_buffer::buffer.digits with member unwinding reference (byte*) printf_number_buffer::buffer_digits
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
-Replacing struct member reference (struct printf_format_string) printf_string::format.min_length with member unwinding reference (byte) printf_string::format_min_length
-Replacing struct member reference (struct printf_format_string) printf_string::format.justify_left with member unwinding reference (byte) printf_string::format_justify_left
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/problem-struct-inline-parameter-1.log b/src/test/ref/problem-struct-inline-parameter-1.log
index 9e3076ade..0bb1ae450 100644
--- a/src/test/ref/problem-struct-inline-parameter-1.log
+++ b/src/test/ref/problem-struct-inline-parameter-1.log
@@ -1,11 +1,4 @@
 Added struct type cast to parameter value list (void~) main::$0 ← call print (byte) 'c' (struct format){ (byte) '-', (byte) '-' } 
-Created struct value member variable (byte) print::fmt_prefix
-Created struct value member variable (byte) print::fmt_postfix
-Converted struct value to member variables (struct format) print::fmt
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::c , (byte) print::fmt_prefix , (byte) print::fmt_postfix)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print (byte) 'c' (byte) '-' (byte) '-' 
-Replacing struct member reference (struct format) print::fmt.prefix with member unwinding reference (byte) print::fmt_prefix
-Replacing struct member reference (struct format) print::fmt.postfix with member unwinding reference (byte) print::fmt_postfix
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/problem-struct-inline-parameter.log b/src/test/ref/problem-struct-inline-parameter.log
index 47f09f8df..59b0bf7a4 100644
--- a/src/test/ref/problem-struct-inline-parameter.log
+++ b/src/test/ref/problem-struct-inline-parameter.log
@@ -1,10 +1,3 @@
-Created struct value member variable (byte) print::fmt_prefix
-Created struct value member variable (byte) print::fmt_postfix
-Converted struct value to member variables (struct format) print::fmt
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::c , (byte) print::fmt_prefix , (byte) print::fmt_postfix)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print (byte) 'c' (byte) '-' (byte) '-' 
-Replacing struct member reference (struct format) print::fmt.prefix with member unwinding reference (byte) print::fmt_prefix
-Replacing struct member reference (struct format) print::fmt.postfix with member unwinding reference (byte) print::fmt_postfix
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/procedure-callingconvention-stack-10.log b/src/test/ref/procedure-callingconvention-stack-10.log
index 2d27e3dab..b6556233f 100644
--- a/src/test/ref/procedure-callingconvention-stack-10.log
+++ b/src/test/ref/procedure-callingconvention-stack-10.log
@@ -1,36 +1,3 @@
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct Point) main::p
-Created struct value member variable (byte~) main::$1_x
-Created struct value member variable (byte~) main::$1_y
-Converted struct value to member variables (struct Point~) main::$1
-Created struct value member variable (byte) get::return_x
-Created struct value member variable (byte) get::return_y
-Converted struct value to member variables (struct Point) get::return
-Created struct value member variable (byte) get::p_x
-Created struct value member variable (byte) get::p_y
-Converted struct value to member variables (struct Point) get::p
-Created struct value member variable (byte) print::p_x
-Created struct value member variable (byte) print::p_y
-Converted struct value to member variables (struct Point) print::p
-Converted procedure struct value parameter to member unwinding __stackcall (void()) print((byte) print::p_x , (byte) print::p_y)
-Converted procedure call LValue to member unwinding { (byte~) main::$1_x, (byte~) main::$1_y } ← call get (byte) main::i 
-Unwinding value copy (struct Point) main::p ← (struct Point~) main::$1
-Adding value simple copy (byte) main::p_x ← (byte~) main::$1_x
-Adding value simple copy (byte) main::p_y ← (byte~) main::$1_y
-Converted call struct value parameter to member unwinding (void~) main::$2 ← call print (byte) main::p_x (byte) main::p_y 
-Unwinding value copy (struct Point) get::p ← (struct Point){ (byte) get::i, (number~) get::$0 }
-Adding value simple copy (byte) get::p_x ← (byte) get::i
-Adding value simple copy (byte) get::p_y ← (number~) get::$0
-Unwinding value copy (struct Point) get::return ← (struct Point) get::p
-Adding value simple copy (byte) get::return_x ← (byte) get::p_x
-Adding value simple copy (byte) get::return_y ← (byte) get::p_y
-Converted procedure struct return value to member unwinding return { (byte) get::return_x, (byte) get::return_y }
-Unwinding value copy (struct Point) print::p ← param((struct Point) print::p)
-Adding value simple copy (byte) print::p_x ← param((byte) print::p_x)
-Adding value simple copy (byte) print::p_y ← param((byte) print::p_y)
-Replacing struct member reference (struct Point) print::p.x with member unwinding reference (byte) print::p_x
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (byte) print::p_y
 Eliminating unused variable with no statement (struct Point~) main::$1
 Converting PHI-variable modified inside __stackcall procedure main() to load/store (byte) idx
 Calling convention STACK_CALL adding prepare/execute/finalize for { (byte~) main::$1_x, (byte~) main::$1_y } ← call get (byte) main::i 
diff --git a/src/test/ref/procedure-callingconvention-stack-11.log b/src/test/ref/procedure-callingconvention-stack-11.log
index 6ccced653..ee7892321 100644
--- a/src/test/ref/procedure-callingconvention-stack-11.log
+++ b/src/test/ref/procedure-callingconvention-stack-11.log
@@ -1,86 +1,3 @@
-Created struct value member variable (struct Point) main::v_p1
-Created struct value member variable (struct Point) main::v_p2
-Converted struct value to member variables (struct Vector) main::v
-Created struct value member variable (struct Point~) main::$1_p1
-Created struct value member variable (struct Point~) main::$1_p2
-Converted struct value to member variables (struct Vector~) main::$1
-Created struct value member variable (struct Point) get::return_p1
-Created struct value member variable (struct Point) get::return_p2
-Converted struct value to member variables (struct Vector) get::return
-Created struct value member variable (struct Point) get::v_p1
-Created struct value member variable (struct Point) get::v_p2
-Converted struct value to member variables (struct Vector) get::v
-Created struct value member variable (struct Point) print::v_p1
-Created struct value member variable (struct Point) print::v_p2
-Converted struct value to member variables (struct Vector) print::v
-Created struct value member variable (byte) main::v_p1_x
-Created struct value member variable (byte) main::v_p1_y
-Converted struct value to member variables (struct Point) main::v_p1
-Created struct value member variable (byte) main::v_p2_x
-Created struct value member variable (byte) main::v_p2_y
-Converted struct value to member variables (struct Point) main::v_p2
-Created struct value member variable (byte~) main::$1_p1_x
-Created struct value member variable (byte~) main::$1_p1_y
-Converted struct value to member variables (struct Point~) main::$1_p1
-Created struct value member variable (byte~) main::$1_p2_x
-Created struct value member variable (byte~) main::$1_p2_y
-Converted struct value to member variables (struct Point~) main::$1_p2
-Created struct value member variable (byte) get::return_p1_x
-Created struct value member variable (byte) get::return_p1_y
-Converted struct value to member variables (struct Point) get::return_p1
-Created struct value member variable (byte) get::return_p2_x
-Created struct value member variable (byte) get::return_p2_y
-Converted struct value to member variables (struct Point) get::return_p2
-Created struct value member variable (byte) get::v_p1_x
-Created struct value member variable (byte) get::v_p1_y
-Converted struct value to member variables (struct Point) get::v_p1
-Created struct value member variable (byte) get::v_p2_x
-Created struct value member variable (byte) get::v_p2_y
-Converted struct value to member variables (struct Point) get::v_p2
-Created struct value member variable (byte) print::v_p1_x
-Created struct value member variable (byte) print::v_p1_y
-Converted struct value to member variables (struct Point) print::v_p1
-Created struct value member variable (byte) print::v_p2_x
-Created struct value member variable (byte) print::v_p2_y
-Converted struct value to member variables (struct Point) print::v_p2
-Converted procedure struct value parameter to member unwinding __stackcall (void()) print((struct Point) print::v_p1 , (struct Point) print::v_p2)
-Converted procedure call LValue to member unwinding { { (byte~) main::$1_p1_x, (byte~) main::$1_p1_y }, { (byte~) main::$1_p2_x, (byte~) main::$1_p2_y } } ← call get (byte) main::i 
-Unwinding value copy (struct Vector) main::v ← (struct Vector~) main::$1
-Unwinding value copy (struct Vector) main::v ← (struct Vector~) main::$1
-Adding value simple copy (byte) main::v_p1_x ← (byte~) main::$1_p1_x
-Adding value simple copy (byte) main::v_p1_y ← (byte~) main::$1_p1_y
-Unwinding value copy (struct Vector) main::v ← (struct Vector~) main::$1
-Adding value simple copy (byte) main::v_p2_x ← (byte~) main::$1_p2_x
-Adding value simple copy (byte) main::v_p2_y ← (byte~) main::$1_p2_y
-Converted call struct value parameter to member unwinding (void~) main::$2 ← call print (struct Point) main::v_p1 (struct Point) main::v_p2 
-Unwinding value copy (struct Vector) get::v ← (struct Vector){ (struct Point){ (byte) get::i, (number~) get::$0 }, (struct Point){ (number~) get::$1, (number~) get::$2 } }
-Unwinding value copy (struct Vector) get::v ← (struct Vector){ (struct Point){ (byte) get::i, (number~) get::$0 }, (struct Point){ (number~) get::$1, (number~) get::$2 } }
-Adding value simple copy (byte) get::v_p1_x ← (byte) get::i
-Adding value simple copy (byte) get::v_p1_y ← (number~) get::$0
-Unwinding value copy (struct Vector) get::v ← (struct Vector){ (struct Point){ (byte) get::i, (number~) get::$0 }, (struct Point){ (number~) get::$1, (number~) get::$2 } }
-Adding value simple copy (byte) get::v_p2_x ← (number~) get::$1
-Adding value simple copy (byte) get::v_p2_y ← (number~) get::$2
-Unwinding value copy (struct Vector) get::return ← (struct Vector) get::v
-Unwinding value copy (struct Vector) get::return ← (struct Vector) get::v
-Adding value simple copy (byte) get::return_p1_x ← (byte) get::v_p1_x
-Adding value simple copy (byte) get::return_p1_y ← (byte) get::v_p1_y
-Unwinding value copy (struct Vector) get::return ← (struct Vector) get::v
-Adding value simple copy (byte) get::return_p2_x ← (byte) get::v_p2_x
-Adding value simple copy (byte) get::return_p2_y ← (byte) get::v_p2_y
-Converted procedure struct return value to member unwinding return { { (byte) get::return_p1_x, (byte) get::return_p1_y }, { (byte) get::return_p2_x, (byte) get::return_p2_y } }
-Unwinding value copy (struct Vector) print::v ← param((struct Vector) print::v)
-Unwinding value copy (struct Vector) print::v ← param((struct Vector) print::v)
-Adding value simple copy (byte) print::v_p1_x ← param((byte) print::v_p1_x)
-Adding value simple copy (byte) print::v_p1_y ← param((byte) print::v_p1_y)
-Unwinding value copy (struct Vector) print::v ← param((struct Vector) print::v)
-Adding value simple copy (byte) print::v_p2_x ← param((byte) print::v_p2_x)
-Adding value simple copy (byte) print::v_p2_y ← param((byte) print::v_p2_y)
-Replacing struct member reference (struct Vector) print::v.p1.x with member unwinding reference (byte) print::v_p1_x
-Replacing struct member reference (struct Vector) print::v.p1.y with member unwinding reference (byte) print::v_p1_y
-Replacing struct member reference (struct Vector) print::v.p2.x with member unwinding reference (byte) print::v_p2_x
-Replacing struct member reference (struct Vector) print::v.p2.y with member unwinding reference (byte) print::v_p2_y
-Converted procedure struct value parameter to member unwinding __stackcall (void()) print((byte) print::v_p1_x , (byte) print::v_p1_y , (byte) print::v_p2_x , (byte) print::v_p2_y)
-Converted call struct value parameter to member unwinding (void~) main::$2 ← call print (byte) main::v_p1_x (byte) main::v_p1_y (byte) main::v_p2_x (byte) main::v_p2_y 
 Eliminating unused variable with no statement (struct Vector~) main::$1
 Eliminating unused variable with no statement (struct Point~) main::$1_p1
 Eliminating unused variable with no statement (struct Point~) main::$1_p2
diff --git a/src/test/ref/processor-port-test.log b/src/test/ref/processor-port-test.log
index f05623cc8..72f8f06a1 100644
--- a/src/test/ref/processor-port-test.log
+++ b/src/test/ref/processor-port-test.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -642,6 +640,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*)(number) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte*) PROCPORT_DDR = (byte*)(number) 0
@@ -2336,6 +2357,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (void*()) memset((void*) memset::str , (byte) memset::c , (word) memset::num)
 (byte) memset::c
@@ -3513,6 +3557,7 @@ Uplift Scope [print_str] 31,254.25: zp[2]:11 [ print_str::str#10 print_str::str#
 Uplift Scope [print_uchar] 2,318.5: zp[1]:7 [ print_uchar::b#8 print_uchar::b#0 print_uchar::b#5 print_uchar::b#6 print_uchar::b#7 print_uchar::b#1 print_uchar::b#2 print_uchar::b#3 print_uchar::b#4 ] 2,002: zp[1]:15 [ print_uchar::$0 ] 2,002: zp[1]:16 [ print_uchar::$2 ] 
 Uplift Scope [testProcport] 25.25: zp[1]:2 [ testProcport::ddr#23 ] 16.83: zp[1]:3 [ testProcport::port#23 ] 12.62: zp[1]:4 [ testProcport::ddr2#23 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
@@ -3525,6 +3570,7 @@ Uplifting [print_str] best 2651 combination zp[2]:11 [ print_str::str#10 print_s
 Uplifting [print_uchar] best 2615 combination reg byte x [ print_uchar::b#8 print_uchar::b#0 print_uchar::b#5 print_uchar::b#6 print_uchar::b#7 print_uchar::b#1 print_uchar::b#2 print_uchar::b#3 print_uchar::b#4 ] reg byte a [ print_uchar::$0 ] reg byte x [ print_uchar::$2 ] 
 Uplifting [testProcport] best 2540 combination reg byte x [ testProcport::ddr#23 ] zp[1]:3 [ testProcport::port#23 ] zp[1]:4 [ testProcport::ddr2#23 ] 
 Uplifting [MOS6526_CIA] best 2540 combination 
+Uplifting [MOS6581_SID] best 2540 combination 
 Uplifting [RADIX] best 2540 combination 
 Uplifting [print_ln] best 2540 combination 
 Uplifting [print_cls] best 2540 combination 
@@ -4753,6 +4799,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/processor-port-test.sym b/src/test/ref/processor-port-test.sym
index 1fdab6131..8945c6802 100644
--- a/src/test/ref/processor-port-test.sym
+++ b/src/test/ref/processor-port-test.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) PROCPORT = (byte*) 1
 (const nomodify byte) PROCPORT_BASIC_KERNEL_IO = (byte) 7
 (const nomodify byte*) PROCPORT_DDR = (byte*) 0
diff --git a/src/test/ref/roll-sprite-msb.log b/src/test/ref/roll-sprite-msb.log
index 438fd3da3..7f3767cea 100644
--- a/src/test/ref/roll-sprite-msb.log
+++ b/src/test/ref/roll-sprite-msb.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -84,6 +82,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SPRITES_XMSB = (byte*)(number) $d010
 (const nomodify byte*) SPRITES_XPOS = (byte*)(number) $d000
 (const nomodify byte*) SPRITES_YPOS = (byte*)(number) $d001
@@ -290,6 +311,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte) main::s
 (byte) main::s#1 151.5
@@ -542,12 +586,14 @@ REGISTER UPLIFT SCOPES
 Uplift Scope [position_sprite] 2,002: zp[1]:9 [ position_sprite::$2 ] 2,002: zp[1]:10 [ position_sprite::$4 ] 2,002: zp[1]:11 [ position_sprite::$5 ] 2,002: zp[1]:12 [ position_sprite::$6 ] 1,001: zp[1]:8 [ position_sprite::$1 ] 443.43: zp[1]:5 [ position_sprite::spriteno#0 ] 420.6: zp[2]:6 [ position_sprite::x#0 ] 
 Uplift Scope [main] 212.1: zp[1]:2 [ main::s#2 main::s#1 ] 143.08: zp[2]:3 [ main::xpos#2 main::xpos#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [position_sprite] best 937 combination reg byte a [ position_sprite::$2 ] reg byte a [ position_sprite::$4 ] reg byte a [ position_sprite::$5 ] reg byte a [ position_sprite::$6 ] zp[1]:8 [ position_sprite::$1 ] zp[1]:5 [ position_sprite::spriteno#0 ] zp[2]:6 [ position_sprite::x#0 ] 
 Limited combination testing to 100 combinations of 2304 possible.
 Uplifting [main] best 817 combination reg byte x [ main::s#2 main::s#1 ] zp[2]:3 [ main::xpos#2 main::xpos#1 ] 
 Uplifting [MOS6526_CIA] best 817 combination 
+Uplifting [MOS6581_SID] best 817 combination 
 Uplifting [] best 817 combination 
 Attempting to uplift remaining variables inzp[1]:8 [ position_sprite::$1 ]
 Uplifting [position_sprite] best 810 combination reg byte y [ position_sprite::$1 ] 
@@ -749,6 +795,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SPRITES_XMSB = (byte*) 53264
 (const nomodify byte*) SPRITES_XPOS = (byte*) 53248
 (const nomodify byte*) SPRITES_YPOS = (byte*) 53249
diff --git a/src/test/ref/roll-sprite-msb.sym b/src/test/ref/roll-sprite-msb.sym
index 132256c45..8624ccbca 100644
--- a/src/test/ref/roll-sprite-msb.sym
+++ b/src/test/ref/roll-sprite-msb.sym
@@ -15,6 +15,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SPRITES_XMSB = (byte*) 53264
 (const nomodify byte*) SPRITES_XPOS = (byte*) 53248
 (const nomodify byte*) SPRITES_YPOS = (byte*) 53249
diff --git a/src/test/ref/scan-desire-problem.log b/src/test/ref/scan-desire-problem.log
index 83dc85315..ae766d951 100644
--- a/src/test/ref/scan-desire-problem.log
+++ b/src/test/ref/scan-desire-problem.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) init::$3 ← call toD018 (const nomodify byte*) screen (const nomodify byte*) charset 
 
@@ -301,6 +293,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) RED = (byte) 2
 (const nomodify byte*) SPRITES_COLS = (byte*)(number) $d027
 (const nomodify byte*) SPRITES_ENABLE = (byte*)(number) $d015
@@ -1067,6 +1082,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) draw_block((byte) draw_block::tileno , (byte) draw_block::x , (byte) draw_block::y , (byte) draw_block::color)
 (byte*~) draw_block::$11 20002.0
 (byte*~) draw_block::$12 20002.0
@@ -1898,6 +1936,7 @@ Uplift Scope [draw_block] 20,002: zp[1]:22 [ draw_block::y#1 ] 20,002: zp[2]:25
 Uplift Scope [memset] 35,672.33: zp[2]:12 [ memset::dst#2 memset::dst#4 memset::dst#1 ] 1,833.67: zp[2]:47 [ memset::end#0 ] 1,428.71: zp[1]:11 [ memset::c#4 ] 0: zp[2]:9 [ memset::str#3 ] 
 Uplift Scope [main] 2,627.62: zp[1]:3 [ main::y#2 main::y#1 ] 2,002: zp[1]:14 [ main::z#0 ] 2,002: zp[1]:15 [ main::tile#0 ] 411.55: zp[1]:2 [ main::x#2 main::x#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [init] 
 Uplift Scope [init_sprites] 
 Uplift Scope [] 
@@ -1908,6 +1947,7 @@ Limited combination testing to 100 combinations of 1296 possible.
 Uplifting [memset] best 92270 combination zp[2]:12 [ memset::dst#2 memset::dst#4 memset::dst#1 ] zp[2]:47 [ memset::end#0 ] reg byte x [ memset::c#4 ] zp[2]:9 [ memset::str#3 ] 
 Uplifting [main] best 91270 combination zp[1]:3 [ main::y#2 main::y#1 ] reg byte a [ main::z#0 ] reg byte y [ main::tile#0 ] zp[1]:2 [ main::x#2 main::x#1 ] 
 Uplifting [MOS6526_CIA] best 91270 combination 
+Uplifting [MOS6581_SID] best 91270 combination 
 Uplifting [init] best 91270 combination 
 Uplifting [init_sprites] best 91270 combination 
 Uplifting [] best 91270 combination 
@@ -2549,6 +2589,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) RED = (byte) 2
 (const nomodify byte*) SPRITES_COLS = (byte*) 53287
 (const nomodify byte*) SPRITES_ENABLE = (byte*) 53269
diff --git a/src/test/ref/scan-desire-problem.sym b/src/test/ref/scan-desire-problem.sym
index 0dd507956..d2d2161fc 100644
--- a/src/test/ref/scan-desire-problem.sym
+++ b/src/test/ref/scan-desire-problem.sym
@@ -24,6 +24,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) RED = (byte) 2
 (const nomodify byte*) SPRITES_COLS = (byte*) 53287
 (const nomodify byte*) SPRITES_ENABLE = (byte*) 53269
diff --git a/src/test/ref/screen-center-angle.asm b/src/test/ref/screen-center-angle.asm
index 46c9b55ca..f29019cd8 100644
--- a/src/test/ref/screen-center-angle.asm
+++ b/src/test/ref/screen-center-angle.asm
@@ -3,15 +3,15 @@
 .pc = $801 "Basic"
 :BasicUpstart(main)
 .pc = $80d "Program"
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
diff --git a/src/test/ref/screen-center-angle.log b/src/test/ref/screen-center-angle.log
index bfec6a65d..2b9b1c8d9 100644
--- a/src/test/ref/screen-center-angle.log
+++ b/src/test/ref/screen-center-angle.log
@@ -1,11 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) CHARSET 
 Inlined call (byte~) main::$7 ← call toD018 (const byte*) main::BASE_SCREEN (const byte*) main::BASE_CHARSET 
@@ -597,6 +591,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -2055,6 +2072,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (word()) atan2_16((signed word) atan2_16::x , (signed word) atan2_16::y)
 (signed word~) atan2_16::$2 200002.0
 (byte~) atan2_16::$22 2.00000002E8
@@ -2388,15 +2428,15 @@ Target platform is c64basic / MOS6502X
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
@@ -3690,6 +3730,7 @@ Uplift Scope [clock] 37.33: zp[4]:61 [ clock::return#0 ] 22: zp[4]:43 [ clock::r
 Uplift Scope [main] 22: zp[4]:47 [ main::$4 ] 22: zp[4]:51 [ main::cyclecount#0 ] 
 Uplift Scope [RADIX] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [clock_start] 
 Uplift Scope [] 
 
@@ -3707,6 +3748,7 @@ Uplifting [clock] best 1139156 combination zp[4]:61 [ clock::return#0 ] zp[4]:43
 Uplifting [main] best 1139156 combination zp[4]:47 [ main::$4 ] zp[4]:51 [ main::cyclecount#0 ] 
 Uplifting [RADIX] best 1139156 combination 
 Uplifting [MOS6526_CIA] best 1139156 combination 
+Uplifting [MOS6581_SID] best 1139156 combination 
 Uplifting [clock_start] best 1139156 combination 
 Uplifting [] best 1139156 combination 
 Attempting to uplift remaining variables inzp[1]:42 [ init_font_hex::idx#5 init_font_hex::idx#2 ]
@@ -3781,15 +3823,15 @@ ASSEMBLER BEFORE OPTIMIZATION
 :BasicUpstart(__bbegin)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
@@ -4945,6 +4987,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -5213,15 +5278,15 @@ Score: 1044967
 :BasicUpstart(main)
 .pc = $80d "Program"
   // Global Constants & labels
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // The number of iterations performed during 16-bit CORDIC atan2 calculation
   .const CORDIC_ITERATIONS_16 = $f
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
diff --git a/src/test/ref/screen-center-angle.sym b/src/test/ref/screen-center-angle.sym
index a12a5a42e..e17d3d7a7 100644
--- a/src/test/ref/screen-center-angle.sym
+++ b/src/test/ref/screen-center-angle.sym
@@ -27,6 +27,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/screen-center-distance.asm b/src/test/ref/screen-center-distance.asm
index df9770ac2..54315d11c 100644
--- a/src/test/ref/screen-center-distance.asm
+++ b/src/test/ref/screen-center-distance.asm
@@ -3,15 +3,15 @@
 :BasicUpstart(main)
 .pc = $80d "Program"
   .const SIZEOF_WORD = 2
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
diff --git a/src/test/ref/screen-center-distance.log b/src/test/ref/screen-center-distance.log
index 8751e085d..45e3e990b 100644
--- a/src/test/ref/screen-center-distance.log
+++ b/src/test/ref/screen-center-distance.log
@@ -1,11 +1,5 @@
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
 Resolved forward reference FONT_HEX_PROTO to (const byte*) FONT_HEX_PROTO
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$1 ← call toD018 (const nomodify byte*) SCREEN (const nomodify byte*) CHARSET 
 Inlined call (byte~) main::$7 ← call toD018 (const byte*) main::BASE_SCREEN (const byte*) main::BASE_CHARSET 
@@ -777,6 +771,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (byte) NUM_SQUARES#0
 (byte) NUM_SQUARES#1
@@ -2545,6 +2562,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (word*) SQUARES
 (word*()) bsearch16u((word) bsearch16u::key , (word*) bsearch16u::items , (byte) bsearch16u::num)
@@ -2916,15 +2956,15 @@ Target platform is c64basic / MOS6502X
 .pc = $80d "Program"
   // Global Constants & labels
   .const SIZEOF_WORD = 2
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
@@ -4338,6 +4378,7 @@ Uplift Scope [main] 22: zp[4]:46 [ main::$4 ] 22: zp[4]:50 [ main::cyclecount#0
 Uplift Scope [RADIX] 
 Uplift Scope [malloc] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [clock_start] 
 Uplift Scope [] 
 
@@ -4358,6 +4399,7 @@ Uplifting [main] best 239596 combination zp[4]:46 [ main::$4 ] zp[4]:50 [ main::
 Uplifting [RADIX] best 239596 combination 
 Uplifting [malloc] best 239596 combination 
 Uplifting [MOS6526_CIA] best 239596 combination 
+Uplifting [MOS6581_SID] best 239596 combination 
 Uplifting [clock_start] best 239596 combination 
 Uplifting [] best 239596 combination 
 Attempting to uplift remaining variables inzp[1]:41 [ init_font_hex::idx#5 init_font_hex::idx#2 ]
@@ -4431,15 +4473,15 @@ ASSEMBLER BEFORE OPTIMIZATION
 .pc = $80d "Program"
   // Global Constants & labels
   .const SIZEOF_WORD = 2
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
@@ -5622,6 +5664,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (const byte) NUM_SQUARES#3 NUM_SQUARES = (byte) $30
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
@@ -5916,15 +5981,15 @@ Score: 203667
 .pc = $80d "Program"
   // Global Constants & labels
   .const SIZEOF_WORD = 2
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
diff --git a/src/test/ref/screen-center-distance.sym b/src/test/ref/screen-center-distance.sym
index 9542d3bc9..6feb7126c 100644
--- a/src/test/ref/screen-center-distance.sym
+++ b/src/test/ref/screen-center-distance.sym
@@ -24,6 +24,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (const byte) NUM_SQUARES#3 NUM_SQUARES = (byte) $30
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
diff --git a/src/test/ref/screen-show-spiral-buckets.log b/src/test/ref/screen-show-spiral-buckets.log
index c2f1f3aad..ffd54391c 100644
--- a/src/test/ref/screen-show-spiral-buckets.log
+++ b/src/test/ref/screen-show-spiral-buckets.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -1322,6 +1320,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NUM_BUCKETS = (byte) $30
 (byte) NUM_SQUARES
 (byte) NUM_SQUARES#0
@@ -3944,6 +3965,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) NUM_SQUARES
 (byte*) SCREEN_ANGLE
 (void*) SCREEN_ANGLE#0 0.046511627906976744
@@ -6980,6 +7024,7 @@ Uplift Scope [main] 6,673.33: zp[2]:7 [ main::min_offset#5 main::min_offset#9 ma
 Uplift Scope [malloc] 13,004: zp[2]:23 [ malloc::size#7 malloc::size#6 ] 2,000.2: zp[2]:109 [ malloc::mem#0 ] 
 Uplift Scope [] 12,140.15: zp[2]:21 [ heap_head#18 heap_head#1 ] 16.15: zp[2]:170 [ SQUARES#1 ] 0.13: zp[2]:64 [ SCREEN_DIST#0 ] 0.05: zp[2]:66 [ SCREEN_ANGLE#0 ] 0.04: zp[2]:72 [ BUCKET_IDX#0 ] 0.03: zp[2]:70 [ BUCKETS#0 ] 0.02: zp[2]:68 [ BUCKET_SIZES#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 
 Uplifting [bsearch16u] best 1348976 combination reg byte x [ bsearch16u::num#5 bsearch16u::num#1 bsearch16u::num#3 bsearch16u::num#0 ] zp[2]:55 [ bsearch16u::return#1 bsearch16u::return#2 bsearch16u::items#2 bsearch16u::items#1 bsearch16u::items#8 bsearch16u::$2 bsearch16u::return#7 bsearch16u::items#0 ] reg byte a [ bsearch16u::$6 ] reg byte a [ bsearch16u::$14 ] zp[2]:165 [ bsearch16u::result#0 ] zp[2]:163 [ bsearch16u::pivot#0 ] zp[2]:152 [ bsearch16u::return#3 ] zp[2]:150 [ bsearch16u::key#0 ] 
@@ -6998,6 +7043,7 @@ Limited combination testing to 100 combinations of 256 possible.
 Uplifting [malloc] best 1227016 combination zp[2]:23 [ malloc::size#7 malloc::size#6 ] zp[2]:109 [ malloc::mem#0 ] 
 Uplifting [] best 1227016 combination zp[2]:21 [ heap_head#18 heap_head#1 ] zp[2]:170 [ SQUARES#1 ] zp[2]:64 [ SCREEN_DIST#0 ] zp[2]:66 [ SCREEN_ANGLE#0 ] zp[2]:72 [ BUCKET_IDX#0 ] zp[2]:70 [ BUCKETS#0 ] zp[2]:68 [ BUCKET_SIZES#0 ] 
 Uplifting [MOS6526_CIA] best 1227016 combination 
+Uplifting [MOS6581_SID] best 1227016 combination 
 Uplifting [RADIX] best 1227016 combination 
 Attempting to uplift remaining variables inzp[1]:53 [ init_dist_screen::xb#2 init_dist_screen::xb#1 ]
 Uplifting [init_dist_screen] best 1227016 combination zp[1]:53 [ init_dist_screen::xb#2 init_dist_screen::xb#1 ] 
@@ -9126,6 +9172,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NUM_BUCKETS = (byte) $30
 (byte) NUM_SQUARES
 (const byte) NUM_SQUARES#3 NUM_SQUARES = (byte) $30
diff --git a/src/test/ref/screen-show-spiral-buckets.sym b/src/test/ref/screen-show-spiral-buckets.sym
index 2bd922d17..1e4f90569 100644
--- a/src/test/ref/screen-show-spiral-buckets.sym
+++ b/src/test/ref/screen-show-spiral-buckets.sym
@@ -35,6 +35,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NUM_BUCKETS = (byte) $30
 (byte) NUM_SQUARES
 (const byte) NUM_SQUARES#3 NUM_SQUARES = (byte) $30
diff --git a/src/test/ref/semi-struct-2.log b/src/test/ref/semi-struct-2.log
index 7a9613a15..62fc158e3 100644
--- a/src/test/ref/semi-struct-2.log
+++ b/src/test/ref/semi-struct-2.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte*~) main::$1 ← call fileEntry (number) 1 
 Inlined call (byte*~) main::$2 ← call fileEntry (number) 2 
@@ -1571,6 +1563,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
@@ -4557,6 +4572,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) initEntry((byte*) initEntry::entry , (byte) initEntry::n)
 (word~) initEntry::$1 101.0
 (byte~) initEntry::$11 202.0
@@ -7001,6 +7039,7 @@ Uplift Scope [RADIX]
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [keyboard_init] 
 
 Uplifting [print_char] best 5987 combination reg byte a [ print_char::ch#3 print_char::ch#0 print_char::ch#1 print_char::ch#2 ] 
@@ -7021,6 +7060,7 @@ Uplifting [RADIX] best 5528 combination
 Uplifting [print_ln] best 5528 combination 
 Uplifting [print_cls] best 5528 combination 
 Uplifting [MOS6526_CIA] best 5528 combination 
+Uplifting [MOS6581_SID] best 5528 combination 
 Uplifting [keyboard_init] best 5528 combination 
 Attempting to uplift remaining variables inzp[1]:62 [ initEntry::$19 ]
 Uplifting [initEntry] best 5524 combination reg byte a [ initEntry::$19 ] 
@@ -9202,6 +9242,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/semi-struct-2.sym b/src/test/ref/semi-struct-2.sym
index 96ac9c2e0..617dec16c 100644
--- a/src/test/ref/semi-struct-2.sym
+++ b/src/test/ref/semi-struct-2.sym
@@ -18,6 +18,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/sieve-min.log b/src/test/ref/sieve-min.log
index 19d9ec567..2ed231c0d 100644
--- a/src/test/ref/sieve-min.log
+++ b/src/test/ref/sieve-min.log
@@ -1,9 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -275,6 +269,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -861,6 +878,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) main()
 (byte*~) main::$16 202.0
 (word) main::i
@@ -1398,6 +1438,7 @@ Uplift Scope [main] 2,929.5: zp[2]:8 [ main::j#2 main::j#1 main::j#0 ] 2,237.67:
 Uplift Scope [memset] 3,336.67: zp[2]:16 [ memset::dst#2 memset::dst#1 ] 
 Uplift Scope [print_uint] 701: zp[2]:20 [ print_uint::w#0 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 
 Uplifting [print_char] best 10797 combination reg byte a [ print_char::ch#3 print_char::ch#0 print_char::ch#1 ] 
@@ -1407,6 +1448,7 @@ Uplifting [main] best 10779 combination zp[2]:8 [ main::j#2 main::j#1 main::j#0
 Uplifting [memset] best 10779 combination zp[2]:16 [ memset::dst#2 memset::dst#1 ] 
 Uplifting [print_uint] best 10779 combination zp[2]:20 [ print_uint::w#0 ] 
 Uplifting [MOS6526_CIA] best 10779 combination 
+Uplifting [MOS6581_SID] best 10779 combination 
 Uplifting [RADIX] best 10779 combination 
 Coalescing zero page register [ zp[2]:6 [ main::i#10 main::i#3 ] ] with [ zp[2]:20 [ print_uint::w#0 ] ] - score: 1
 Coalescing zero page register [ zp[2]:13 [ print_char_cursor#19 print_char_cursor#27 print_char_cursor#33 print_char_cursor#20 print_char_cursor#26 ] ] with [ zp[2]:2 [ main::i#12 main::i#2 ] ]
@@ -1865,6 +1907,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/sieve-min.sym b/src/test/ref/sieve-min.sym
index b0aad99c1..e20129647 100644
--- a/src/test/ref/sieve-min.sym
+++ b/src/test/ref/sieve-min.sym
@@ -16,6 +16,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/sieve.asm b/src/test/ref/sieve.asm
index 76f3460dd..41841182d 100644
--- a/src/test/ref/sieve.asm
+++ b/src/test/ref/sieve.asm
@@ -10,15 +10,15 @@
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SCREEN = $400
   .const COUNT = $4000
   /* Up to what number? */
diff --git a/src/test/ref/sieve.log b/src/test/ref/sieve.log
index a0303f878..53fc67be1 100644
--- a/src/test/ref/sieve.log
+++ b/src/test/ref/sieve.log
@@ -1,9 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Inlined call (byte~) main::$0 ← call toD018 (const nomodify byte*) SCREEN (byte*)(number) $1800 
 
@@ -1092,6 +1086,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OCTAL = (number) 8
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
@@ -3415,6 +3432,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (dword()) clock()
 (dword) clock::return
 (dword) clock::return#0 37.33333333333333
@@ -3827,15 +3867,15 @@ Target platform is c64basic / MOS6502X
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SCREEN = $400
   .const COUNT = $4000
   /* Up to what number? */
@@ -5678,6 +5718,7 @@ Uplift Scope [div32u16u] 202: zp[2]:125 [ div32u16u::quotient_lo#0 ] 42.6: zp[4]
 Uplift Scope [print_ulong_decimal] 112: zp[4]:83 [ print_ulong_decimal::w#0 ] 
 Uplift Scope [clock] 37.33: zp[4]:135 [ clock::return#0 ] 22: zp[4]:57 [ clock::return#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [clock_start] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
@@ -5698,6 +5739,7 @@ Uplifting [div32u16u] best 100257 combination zp[2]:125 [ div32u16u::quotient_lo
 Uplifting [print_ulong_decimal] best 100257 combination zp[4]:83 [ print_ulong_decimal::w#0 ] 
 Uplifting [clock] best 100257 combination zp[4]:135 [ clock::return#0 ] zp[4]:57 [ clock::return#2 ] 
 Uplifting [MOS6526_CIA] best 100257 combination 
+Uplifting [MOS6581_SID] best 100257 combination 
 Uplifting [clock_start] best 100257 combination 
 Uplifting [RADIX] best 100257 combination 
 Uplifting [print_ln] best 100257 combination 
@@ -5773,15 +5815,15 @@ ASSEMBLER BEFORE OPTIMIZATION
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SCREEN = $400
   .const COUNT = $4000
   /* Up to what number? */
@@ -7422,6 +7464,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
@@ -7776,15 +7841,15 @@ Score: 82397
   // Clock cycles used to start & read the cycle clock by calling clock_start() and clock() once. Can be subtracted when calculating the number of cycles used by a routine.
   // To make precise cycle measurements interrupts and the display must be disabled so neither steals any cycles from the code.
   .const CLOCKS_PER_INIT = $12
+  // Timer Control - Start/stop timer (0:stop, 1: start)
+  .const CIA_TIMER_CONTROL_START = 1
+  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
+  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label D018 = $d018
   // The CIA#2: Serial bus, RS-232, VIC memory bank
   .label CIA2 = $dd00
   // CIA#2 timer A&B as one single 32-bit value
   .label CIA2_TIMER_AB = $dd04
-  // Timer Control - Start/stop timer (0:stop, 1: start)
-  .const CIA_TIMER_CONTROL_START = 1
-  // Timer B Control - Timer counts (00:system cycles, 01: CNT pulses, 10: timer A underflow, 11: time A underflow while CNT is high)
-  .const CIA_TIMER_CONTROL_B_COUNT_UNDERFLOW_A = $40
   .label SCREEN = $400
   .const COUNT = $4000
   /* Up to what number? */
diff --git a/src/test/ref/sieve.sym b/src/test/ref/sieve.sym
index f936b6ef5..5cd8644dd 100644
--- a/src/test/ref/sieve.sym
+++ b/src/test/ref/sieve.sym
@@ -26,6 +26,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) RADIX::BINARY = (number) 2
diff --git a/src/test/ref/signed-words.log b/src/test/ref/signed-words.log
index 568ef527e..e1f868f9e 100644
--- a/src/test/ref/signed-words.log
+++ b/src/test/ref/signed-words.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -223,6 +221,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*)(number) $d012
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const nomodify byte*) SPRITE = (byte*)(number) $2000
@@ -789,6 +810,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) anim()
 (signed word~) anim::$5 2002.0
 (signed word~) anim::$7 2002.0
@@ -1306,12 +1350,14 @@ Uplift Scope [] 5,942.77: zp[2]:6 [ yvel#9 yvel#12 yvel#10 yvel#21 ] 3,473.71: z
 Uplift Scope [anim] 2,002: zp[2]:15 [ anim::$5 ] 2,002: zp[2]:19 [ anim::$7 ] 2,002: zp[1]:23 [ anim::$9 ] 500.5: zp[2]:21 [ anim::sprite_y#0 ] 400.4: zp[2]:17 [ anim::sprite_x#0 ] 
 Uplift Scope [init] 3,336.67: zp[2]:12 [ init::sc#2 init::sc#1 ] 3,003: zp[1]:14 [ init::i#2 init::i#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [] best 7892 combination zp[2]:6 [ yvel#9 yvel#12 yvel#10 yvel#21 ] zp[2]:4 [ yvel_init#13 yvel_init#11 yvel#4 yvel_init#3 ] zp[2]:8 [ xpos#9 xpos#12 xpos#10 ] zp[2]:10 [ ypos#10 ypos#13 ypos#11 ] zp[2]:2 [ xvel#12 xvel#10 xvel#14 ] 
 Uplifting [anim] best 7886 combination zp[2]:15 [ anim::$5 ] zp[2]:19 [ anim::$7 ] reg byte a [ anim::$9 ] zp[2]:21 [ anim::sprite_y#0 ] zp[2]:17 [ anim::sprite_x#0 ] 
 Uplifting [init] best 7766 combination zp[2]:12 [ init::sc#2 init::sc#1 ] reg byte x [ init::i#2 init::i#1 ] 
 Uplifting [MOS6526_CIA] best 7766 combination 
+Uplifting [MOS6581_SID] best 7766 combination 
 Uplifting [main] best 7766 combination 
 Coalescing zero page register [ zp[2]:15 [ anim::$5 ] ] with [ zp[2]:17 [ anim::sprite_x#0 ] ] - score: 1
 Coalescing zero page register [ zp[2]:19 [ anim::$7 ] ] with [ zp[2]:21 [ anim::sprite_y#0 ] ] - score: 1
@@ -1762,6 +1808,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte*) SPRITE = (byte*) 8192
diff --git a/src/test/ref/signed-words.sym b/src/test/ref/signed-words.sym
index c5e8cc460..51e4e56c3 100644
--- a/src/test/ref/signed-words.sym
+++ b/src/test/ref/signed-words.sym
@@ -15,6 +15,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) RASTER = (byte*) 53266
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const nomodify byte*) SPRITE = (byte*) 8192
diff --git a/src/test/ref/sizeof-struct.log b/src/test/ref/sizeof-struct.log
index d451f3085..4521c91ea 100644
--- a/src/test/ref/sizeof-struct.log
+++ b/src/test/ref/sizeof-struct.log
@@ -1,22 +1,5 @@
 Resolving sizeof() (byte~) main::$0 ← sizeof  (struct Point) main::p
 Resolving sizeof() (byte~) main::$2 ← sizeof  (struct Circle) main::c
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct Point) main::p
-Created struct value member variable (struct Point) main::c_center
-Created struct value member variable (byte) main::c_radius
-Converted struct value to member variables (struct Circle) main::c
-Created struct value member variable (byte) main::c_center_x
-Created struct value member variable (byte) main::c_center_y
-Converted struct value to member variables (struct Point) main::c_center
-Unwinding value copy (struct Point) main::p ← {}
-Adding value simple copy (byte) main::p_x ← (byte) 0
-Adding value simple copy (byte) main::p_y ← (byte) 0
-Unwinding value copy (struct Circle) main::c ← {}
-Unwinding value copy (struct Circle) main::c ← {}
-Adding value simple copy (byte) main::c_center_x ← (byte) 0
-Adding value simple copy (byte) main::c_center_y ← (byte) 0
-Adding value simple copy (byte) main::c_radius ← (byte) 0
 
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diff --git a/src/test/ref/struct-0.log b/src/test/ref/struct-0.log
index 35f9df9cb..f364e17c1 100644
--- a/src/test/ref/struct-0.log
+++ b/src/test/ref/struct-0.log
@@ -1,7 +1,3 @@
-Replacing struct member reference (struct Point) point.x with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point.y with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point.x with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point.y with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-1.log b/src/test/ref/struct-1.log
index e57f28231..d70d7f97a 100644
--- a/src/test/ref/struct-1.log
+++ b/src/test/ref/struct-1.log
@@ -1,11 +1,3 @@
-Replacing struct member reference (struct Point) point1.x with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.y with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point1.y with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point2.x with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.x with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point2.y with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point2.x with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point2.y with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-10.log b/src/test/ref/struct-10.log
index 823ea79e4..06d9e23eb 100644
--- a/src/test/ref/struct-10.log
+++ b/src/test/ref/struct-10.log
@@ -1,8 +1,3 @@
-Created struct value member variable (word*) main::info_values
-Converted struct value to member variables (struct RadixInfo) main::info
-Unwinding value copy (struct RadixInfo) main::info ← { values: (const word*) RADIX_DECIMAL_VALUES }
-Adding value simple copy (word*) main::info_values ← (const word*) RADIX_DECIMAL_VALUES
-Replacing struct member reference (struct RadixInfo) main::info.values with member unwinding reference (word*) main::info_values
 
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diff --git a/src/test/ref/struct-11.log b/src/test/ref/struct-11.log
index a8927e17b..32389a5bb 100644
--- a/src/test/ref/struct-11.log
+++ b/src/test/ref/struct-11.log
@@ -3,15 +3,6 @@ Fixing struct type size struct Person to 65
 Fixing struct type size struct Person to 65
 Fixing struct type SIZE_OF struct Person to 65
 Fixing struct type SIZE_OF struct Person to 65
-Created struct value member variable (byte) print_person::person_id
-Created struct value member variable (byte*) print_person::person_name
-Converted struct value to member variables (struct Person) print_person::person
-Converted procedure struct value parameter to member unwinding (void()) print_person((byte) print_person::person_id , (byte*) print_person::person_name)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print_person *((byte*)&(struct Person) jesper+(const byte) OFFSET_STRUCT_PERSON_ID) (byte*)&(struct Person) jesper+(const byte) OFFSET_STRUCT_PERSON_NAME 
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call print_person *((byte*)&(struct Person) henriette+(const byte) OFFSET_STRUCT_PERSON_ID) (byte*)&(struct Person) henriette+(const byte) OFFSET_STRUCT_PERSON_NAME 
-Replacing struct member reference (struct Person) print_person::person.id with member unwinding reference (byte) print_person::person_id
-Replacing struct member reference (struct Person) print_person::person.name with member unwinding reference (byte*) print_person::person_name
-Replacing struct member reference (struct Person) print_person::person.name with member unwinding reference (byte*) print_person::person_name
 
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diff --git a/src/test/ref/struct-12.log b/src/test/ref/struct-12.log
index d2ae21d7b..f0171ea97 100644
--- a/src/test/ref/struct-12.log
+++ b/src/test/ref/struct-12.log
@@ -3,27 +3,6 @@ Fixing struct type size struct Person to 65
 Fixing struct type size struct Person to 65
 Fixing struct type SIZE_OF struct Person to 65
 Fixing struct type SIZE_OF struct Person to 65
-Created struct value member variable (byte) main::jesper_id
-Created struct value member variable (const byte*) main::jesper_name
-Converted struct value to member variables (struct Person) main::jesper
-Created struct value member variable (byte) main::henriette_id
-Created struct value member variable (const byte*) main::henriette_name
-Converted struct value to member variables (struct Person) main::henriette
-Created struct value member variable (byte) print_person::person_id
-Created struct value member variable (byte*) print_person::person_name
-Converted struct value to member variables (struct Person) print_person::person
-Converted procedure struct value parameter to member unwinding (void()) print_person((byte) print_person::person_id , (byte*) print_person::person_name)
-Unwinding value copy (struct Person) main::jesper ← { id: (byte) 4, name: (byte*) "jesper" }
-Adding value simple copy (byte) main::jesper_id ← (byte) 4
-Adding value bulk copy *((const byte*) main::jesper_name) ← memcpy(*(&(const byte*) $0), byte, (number) $40)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print_person (byte) main::jesper_id (const byte*) main::jesper_name 
-Unwinding value copy (struct Person) main::henriette ← { id: (byte) 7, name: (byte*) "henriette" }
-Adding value simple copy (byte) main::henriette_id ← (byte) 7
-Adding value bulk copy *((const byte*) main::henriette_name) ← memcpy(*(&(const byte*) $1), byte, (number) $40)
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call print_person (byte) main::henriette_id (const byte*) main::henriette_name 
-Replacing struct member reference (struct Person) print_person::person.id with member unwinding reference (byte) print_person::person_id
-Replacing struct member reference (struct Person) print_person::person.name with member unwinding reference (byte*) print_person::person_name
-Replacing struct member reference (struct Person) print_person::person.name with member unwinding reference (byte*) print_person::person_name
 
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diff --git a/src/test/ref/struct-13.log b/src/test/ref/struct-13.log
index 0329eba06..391f7c935 100644
--- a/src/test/ref/struct-13.log
+++ b/src/test/ref/struct-13.log
@@ -1,7 +1,3 @@
-Replacing struct member reference (struct Point) point.x with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point.y with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point.x with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point.y with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-14.log b/src/test/ref/struct-14.log
index 8a9ef1e68..bc86f5160 100644
--- a/src/test/ref/struct-14.log
+++ b/src/test/ref/struct-14.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((const struct Point*) points + (number~) main::$0).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$0)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$1).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$1)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$2).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$2)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$3).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$3)
 
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diff --git a/src/test/ref/struct-15.log b/src/test/ref/struct-15.log
index b3be2e4f6..ccc2dbc57 100644
--- a/src/test/ref/struct-15.log
+++ b/src/test/ref/struct-15.log
@@ -1,9 +1,3 @@
-Adding value bulk copy *(&(struct Point) main::point1) ← memset(struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Point) main::point2) ← memcpy(*(&(struct Point) main::point1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.y with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) main::point2.x with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point2.y with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-16.log b/src/test/ref/struct-16.log
index 0f1a52611..df3a908f0 100644
--- a/src/test/ref/struct-16.log
+++ b/src/test/ref/struct-16.log
@@ -1,6 +1,3 @@
-Adding value bulk copy *(&(struct Point) main::point1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.y with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-17.log b/src/test/ref/struct-17.log
index ce6a2b193..71ecd13c7 100644
--- a/src/test/ref/struct-17.log
+++ b/src/test/ref/struct-17.log
@@ -1,12 +1,3 @@
-Adding value bulk copy *(&(struct Vector) main::v) ← memset(struct Vector, (const byte) SIZEOF_STRUCT_VECTOR)
-Replacing struct member reference (struct Vector) main::v.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-18.log b/src/test/ref/struct-18.log
index 6ff28e2a4..405eaee6f 100644
--- a/src/test/ref/struct-18.log
+++ b/src/test/ref/struct-18.log
@@ -1,8 +1,3 @@
-Adding value bulk copy *(&(struct Vector) main::v) ← memcpy(*(&(const struct Vector) $0), struct Vector, (const byte) SIZEOF_STRUCT_VECTOR)
-Replacing struct member reference (struct Vector) main::v.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-19.log b/src/test/ref/struct-19.log
index bc09730e7..c7dacf198 100644
--- a/src/test/ref/struct-19.log
+++ b/src/test/ref/struct-19.log
@@ -1,12 +1,3 @@
-Adding value bulk copy *(&(struct Vector) main::v) ← memset(struct Vector, (const byte) SIZEOF_STRUCT_VECTOR)
-Adding value bulk copy *(&(struct Point) main::p1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Point) main::p2) ← memcpy(*(&(const struct Point) $1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *((struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P) ← memcpy(*(&(struct Point) main::p1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *((struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q) ← memcpy(*(&(struct Point) main::p2), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Vector) main::v.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-2.log b/src/test/ref/struct-2.log
index 23ad9ed9c..2a3bea2b5 100644
--- a/src/test/ref/struct-2.log
+++ b/src/test/ref/struct-2.log
@@ -1,11 +1,3 @@
-Adding value bulk copy *(&(struct Point) point2) ← memcpy(*(&(struct Point) point1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) point1.x with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.y with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point2.x with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.x with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.y with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point2.x with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point2.y with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-20.log b/src/test/ref/struct-20.log
index 788820ab0..5a2d24692 100644
--- a/src/test/ref/struct-20.log
+++ b/src/test/ref/struct-20.log
@@ -1,12 +1,3 @@
-Adding value bulk copy *(&(struct Point) main::p1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Point) main::p2) ← memcpy(*(&(const struct Point) $1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Unwinding value copy (struct Vector) main::v ← (struct Vector){ (struct Point) main::p1, (struct Point) main::p2 }
-Adding value bulk copy *((struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P) ← memcpy(*(&(struct Point) main::p1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *((struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q) ← memcpy(*(&(struct Point) main::p2), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Vector) main::v.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
 
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diff --git a/src/test/ref/struct-21.log b/src/test/ref/struct-21.log
index 463fd4ea3..96a0cb908 100644
--- a/src/test/ref/struct-21.log
+++ b/src/test/ref/struct-21.log
@@ -1,7 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct Point*) main::ptr ← &(struct Point) main::point1
-Adding value bulk copy *(&(struct Point) main::point1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference *((struct Point*) main::ptr).x with member unwinding reference *((byte*~) main::$0)
-Replacing struct member reference *((struct Point*) main::ptr).y with member unwinding reference *((byte*~) main::$1)
 
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diff --git a/src/test/ref/struct-22.log b/src/test/ref/struct-22.log
index 4ce260093..c20fcf882 100644
--- a/src/test/ref/struct-22.log
+++ b/src/test/ref/struct-22.log
@@ -1,13 +1,3 @@
-Created struct value member variable (byte) print::p_x
-Created struct value member variable (byte) print::p_y
-Converted struct value to member variables (struct Point) print::p
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::p_x , (byte) print::p_y)
-Adding value bulk copy *(&(struct Point) main::point1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Point) main::point2) ← memcpy(*(&(const struct Point) $1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X) *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y) 
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call print *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_X) *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y) 
-Replacing struct member reference (struct Point) print::p.x with member unwinding reference (byte) print::p_x
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (byte) print::p_y
 
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diff --git a/src/test/ref/struct-23.log b/src/test/ref/struct-23.log
index b54c3415b..ac1cf753c 100644
--- a/src/test/ref/struct-23.log
+++ b/src/test/ref/struct-23.log
@@ -1,37 +1,3 @@
-Created struct value member variable (byte~) main::$0_x
-Created struct value member variable (byte~) main::$0_y
-Converted struct value to member variables (struct Point~) main::$0
-Created struct value member variable (byte~) main::$1_x
-Created struct value member variable (byte~) main::$1_y
-Converted struct value to member variables (struct Point~) main::$1
-Created struct value member variable (byte) getPoint::return_x
-Created struct value member variable (byte) getPoint::return_y
-Converted struct value to member variables (struct Point) getPoint::return
-Created struct value member variable (byte) getPoint::p_x
-Created struct value member variable (byte) getPoint::p_y
-Converted struct value to member variables (struct Point) getPoint::p
-Converted procedure call LValue to member unwinding { (byte~) main::$0_x, (byte~) main::$0_y } ← call getPoint (number) 2 (number) 3 
-Unwinding value copy (struct Point) main::point1 ← (struct Point~) main::$0
-Adding value simple copy *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X) ← (byte~) main::$0_x
-Adding value simple copy *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte~) main::$0_y
-Converted procedure call LValue to member unwinding { (byte~) main::$1_x, (byte~) main::$1_y } ← call getPoint (number) 4 (number) 5 
-Unwinding value copy (struct Point) main::point2 ← (struct Point~) main::$1
-Adding value simple copy *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_X) ← (byte~) main::$1_x
-Adding value simple copy *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte~) main::$1_y
-Unwinding value copy (struct Point) getPoint::p ← (struct Point){ (byte) getPoint::x, (byte) getPoint::y }
-Adding value simple copy (byte) getPoint::p_x ← (byte) getPoint::x
-Adding value simple copy (byte) getPoint::p_y ← (byte) getPoint::y
-Unwinding value copy (struct Point) getPoint::return ← (struct Point) getPoint::p
-Adding value simple copy (byte) getPoint::return_x ← (byte) getPoint::p_x
-Adding value simple copy (byte) getPoint::return_y ← (byte) getPoint::p_y
-Unwinding value copy (struct Point) getPoint::return ← (struct Point) getPoint::return
-Adding value simple copy (byte) getPoint::return_x ← (byte) getPoint::return_x
-Adding value simple copy (byte) getPoint::return_y ← (byte) getPoint::return_y
-Converted procedure struct return value to member unwinding return { (byte) getPoint::return_x, (byte) getPoint::return_y }
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.y with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) main::point2.x with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point2.y with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y)
 Eliminating unused variable with no statement (struct Point~) main::$0
 Eliminating unused variable with no statement (struct Point~) main::$1
 Unwinding list assignment { (byte~) main::$0_x, (byte~) main::$0_y } ← { (byte) getPoint::return_x, (byte) getPoint::return_y }
diff --git a/src/test/ref/struct-24.log b/src/test/ref/struct-24.log
index 417f7ea24..0410bf4b9 100644
--- a/src/test/ref/struct-24.log
+++ b/src/test/ref/struct-24.log
@@ -1,13 +1,6 @@
 Fixing struct type size struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
-Adding value bulk copy *(&(struct Point) main::point1) ← memset(struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
 
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diff --git a/src/test/ref/struct-26.log b/src/test/ref/struct-26.log
index 9675de280..e7aca5192 100644
--- a/src/test/ref/struct-26.log
+++ b/src/test/ref/struct-26.log
@@ -2,14 +2,6 @@ Fixing struct type size struct Point to 3
 Fixing struct type size struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
-Adding value bulk copy *(&(struct Point) main::point1) ← memset(struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Point) main::point2) ← memcpy(*(&(struct Point) main::point1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point2.x with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point2.initials with member unwinding reference (byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point2.initials with member unwinding reference (byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_INITIALS
 
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diff --git a/src/test/ref/struct-27.log b/src/test/ref/struct-27.log
index 8b1dc03ef..6d2c4e042 100644
--- a/src/test/ref/struct-27.log
+++ b/src/test/ref/struct-27.log
@@ -1,10 +1,6 @@
 Fixing struct type size struct Point to 4
 Fixing struct type SIZE_OF struct Point to 4
 Fixing struct type SIZE_OF struct Point to 4
-Adding value bulk copy *(&(struct Point) main::point1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
 
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diff --git a/src/test/ref/struct-28.log b/src/test/ref/struct-28.log
index f55bd0dc6..f36ed2677 100644
--- a/src/test/ref/struct-28.log
+++ b/src/test/ref/struct-28.log
@@ -1,10 +1,6 @@
 Fixing struct type size struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
-Adding value bulk copy *(&(struct Point) main::point1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
 
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diff --git a/src/test/ref/struct-29.log b/src/test/ref/struct-29.log
index e5b3444c2..6c3640432 100644
--- a/src/test/ref/struct-29.log
+++ b/src/test/ref/struct-29.log
@@ -1,9 +1,6 @@
 Fixing struct type size struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
-Replacing struct member reference (struct Point) point1.x with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.initials with member unwinding reference (byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) point1.initials with member unwinding reference (byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
 
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diff --git a/src/test/ref/struct-3.log b/src/test/ref/struct-3.log
index b82a91797..73d1022d1 100644
--- a/src/test/ref/struct-3.log
+++ b/src/test/ref/struct-3.log
@@ -1,20 +1,3 @@
-Created struct value member variable (byte) main::p1_x
-Created struct value member variable (byte) main::p1_y
-Converted struct value to member variables (struct Point) main::p1
-Created struct value member variable (byte) print::p_x
-Created struct value member variable (byte) print::p_y
-Converted struct value to member variables (struct Point) print::p
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::p_x , (byte) print::p_y)
-Unwinding value copy (struct Point) main::p1 ← {}
-Adding value simple copy (byte) main::p1_x ← (byte) 0
-Adding value simple copy (byte) main::p1_y ← (byte) 0
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print (byte) main::p1_x (byte) main::p1_y 
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call print (byte) main::p1_x (byte) main::p1_y 
-Replacing struct member reference (struct Point) main::p1.x with member unwinding reference (byte) main::p1_x
-Replacing struct member reference (struct Point) main::p1.y with member unwinding reference (byte) main::p1_y
-Replacing struct member reference (struct Point) main::p1.x with member unwinding reference (byte) main::p1_x
-Replacing struct member reference (struct Point) print::p.x with member unwinding reference (byte) print::p_x
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (byte) print::p_y
 
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diff --git a/src/test/ref/struct-30.log b/src/test/ref/struct-30.log
index 13e2af997..9b17a6cee 100644
--- a/src/test/ref/struct-30.log
+++ b/src/test/ref/struct-30.log
@@ -1,15 +1,6 @@
 Fixing struct type size struct Point to 4
 Fixing struct type SIZE_OF struct Point to 4
 Fixing struct type SIZE_OF struct Point to 4
-Created struct value member variable (byte) main::point1_x
-Created struct value member variable (const byte*) main::point1_initials
-Converted struct value to member variables (struct Point) main::point1
-Unwinding value copy (struct Point) main::point1 ← { x: (byte) 2, initials: (byte*) "jg" }
-Adding value simple copy (byte) main::point1_x ← (byte) 2
-Adding value bulk copy *((const byte*) main::point1_initials) ← memcpy(*(&(const byte*) $0), byte, (number) 3)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference (byte) main::point1_x
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (const byte*) main::point1_initials
-Replacing struct member reference (struct Point) main::point1.initials with member unwinding reference (const byte*) main::point1_initials
 
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diff --git a/src/test/ref/struct-31.log b/src/test/ref/struct-31.log
index 6542d833c..2c7834c9b 100644
--- a/src/test/ref/struct-31.log
+++ b/src/test/ref/struct-31.log
@@ -1,11 +1,3 @@
-Created struct value member variable (byte) main::point1_x
-Created struct value member variable (byte) main::point1_y
-Converted struct value to member variables (struct Point) main::point1
-Unwinding value copy (struct Point) main::point1 ← { x: (byte) 2, y: (byte) 3 }
-Adding value simple copy (byte) main::point1_x ← (byte) 2
-Adding value simple copy (byte) main::point1_y ← (byte) 3
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference (byte) main::point1_x
-Replacing struct member reference (struct Point) main::point1.y with member unwinding reference (byte) main::point1_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-32.log b/src/test/ref/struct-32.log
index cf4d420d3..925a8942e 100644
--- a/src/test/ref/struct-32.log
+++ b/src/test/ref/struct-32.log
@@ -1,9 +1,3 @@
-Adding value bulk copy *(&(struct Point) main::point1) ← memset(struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Point) main::point2) ← memcpy(*(&(struct Point) main::point1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) main::point1.x with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point1.y with member unwinding reference *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) main::point2.x with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) main::point2.y with member unwinding reference *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-33.log b/src/test/ref/struct-33.log
index 0329eba06..391f7c935 100644
--- a/src/test/ref/struct-33.log
+++ b/src/test/ref/struct-33.log
@@ -1,7 +1,3 @@
-Replacing struct member reference (struct Point) point.x with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point.y with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Point) point.x with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point.y with member unwinding reference *((byte*)&(struct Point) point+(const byte) OFFSET_STRUCT_POINT_Y)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-34.log b/src/test/ref/struct-34.log
index e3d517527..c2bc48470 100644
--- a/src/test/ref/struct-34.log
+++ b/src/test/ref/struct-34.log
@@ -1,13 +1,3 @@
-Created struct value member variable (byte) point_x
-Created struct value member variable (byte) point_y
-Converted struct value to member variables (struct Point) point
-Unwinding value copy (struct Point) point ← {}
-Adding value simple copy (byte) point_x ← (byte) 0
-Adding value simple copy (byte) point_y ← (byte) 0
-Replacing struct member reference (struct Point) point.x with member unwinding reference (byte) point_x
-Replacing struct member reference (struct Point) point.y with member unwinding reference (byte) point_y
-Replacing struct member reference (struct Point) point.x with member unwinding reference (byte) point_x
-Replacing struct member reference (struct Point) point.y with member unwinding reference (byte) point_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-35.log b/src/test/ref/struct-35.log
index c0432a135..70fe399ba 100644
--- a/src/test/ref/struct-35.log
+++ b/src/test/ref/struct-35.log
@@ -1,7 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct Point*) main::p2 ← &(struct Point) point2
-Adding value bulk copy *((struct Point*) main::p2) ← memcpy(*(&(struct Point) point1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference (struct Point) point2.x with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point2.y with member unwinding reference *((byte*)&(struct Point) point2+(const byte) OFFSET_STRUCT_POINT_Y)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-36.log b/src/test/ref/struct-36.log
index 9e3c658bd..088faefba 100644
--- a/src/test/ref/struct-36.log
+++ b/src/test/ref/struct-36.log
@@ -1,9 +1,6 @@
 Fixing struct type size struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
 Fixing struct type SIZE_OF struct Point to 3
-Replacing struct member reference (struct Point) point1.x with member unwinding reference *((byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Point) point1.initials with member unwinding reference (byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
-Replacing struct member reference (struct Point) point1.initials with member unwinding reference (byte*)&(struct Point) point1+(const byte) OFFSET_STRUCT_POINT_INITIALS
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-37.log b/src/test/ref/struct-37.log
index 8b0bf9970..b5d99bc75 100644
--- a/src/test/ref/struct-37.log
+++ b/src/test/ref/struct-37.log
@@ -1,11 +1,3 @@
-Created struct value member variable (byte) main::to_x
-Created struct value member variable (byte) main::to_y
-Converted struct value to member variables (struct SplineVector16) main::to
-Unwinding value copy (struct SplineVector16) main::to ← *((const struct Segment*) letter_c + (byte~) main::$1).to
-Adding value simple copy (byte) main::to_x ← *((byte*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) main::$1)
-Adding value simple copy (byte) main::to_y ← *((byte*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) main::$1)
-Replacing struct member reference (struct SplineVector16) main::to.x with member unwinding reference (byte) main::to_x
-Replacing struct member reference (struct SplineVector16) main::to.y with member unwinding reference (byte) main::to_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-38.log b/src/test/ref/struct-38.log
index 948a8a356..2aa62fcec 100644
--- a/src/test/ref/struct-38.log
+++ b/src/test/ref/struct-38.log
@@ -1,11 +1,3 @@
-Created struct value member variable (signed word) main::to_x
-Created struct value member variable (signed word) main::to_y
-Converted struct value to member variables (struct SplineVector16) main::to
-Unwinding value copy (struct SplineVector16) main::to ← *((const struct Segment*) letter_c + (byte~) main::$1).to
-Adding value simple copy (signed word) main::to_x ← *((signed word*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_X + (byte~) main::$1)
-Adding value simple copy (signed word) main::to_y ← *((signed word*)(struct SplineVector16*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO+(const byte) OFFSET_STRUCT_SPLINEVECTOR16_Y + (byte~) main::$1)
-Replacing struct member reference (struct SplineVector16) main::to.x with member unwinding reference (signed word) main::to_x
-Replacing struct member reference (struct SplineVector16) main::to.y with member unwinding reference (signed word) main::to_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-39.log b/src/test/ref/struct-39.log
index e9bd80ffc..f6673a71e 100644
--- a/src/test/ref/struct-39.log
+++ b/src/test/ref/struct-39.log
@@ -1,6 +1,3 @@
-Adding value bulk copy *(&(struct Vector) main::to) ← memcpy(*((struct Vector*)(const struct Segment*) letter_c+(const byte) OFFSET_STRUCT_SEGMENT_TO + (byte~) main::$1), struct Vector, (const byte) SIZEOF_STRUCT_VECTOR)
-Replacing struct member reference (struct Vector) main::to.x with member unwinding reference *((signed word*)&(struct Vector) main::to+(const byte) OFFSET_STRUCT_VECTOR_X)
-Replacing struct member reference (struct Vector) main::to.y with member unwinding reference *((signed word*)&(struct Vector) main::to+(const byte) OFFSET_STRUCT_VECTOR_Y)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-4.log b/src/test/ref/struct-4.log
index f2c0e7a74..bd21f4bef 100644
--- a/src/test/ref/struct-4.log
+++ b/src/test/ref/struct-4.log
@@ -1,11 +1,3 @@
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct Point) main::p
-Unwinding value copy (struct Point) main::p ← (struct Point){ (byte) main::x, (number~) main::$0 }
-Adding value simple copy (byte) main::p_x ← (byte) main::x
-Adding value simple copy (byte) main::p_y ← (number~) main::$0
-Replacing struct member reference (struct Point) main::p.x with member unwinding reference (byte) main::p_x
-Replacing struct member reference (struct Point) main::p.y with member unwinding reference (byte) main::p_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-40.log b/src/test/ref/struct-40.log
index 06fe8523f..8ac6351d7 100644
--- a/src/test/ref/struct-40.log
+++ b/src/test/ref/struct-40.log
@@ -1,83 +1,3 @@
-Created struct value member variable (struct Point) main::v1_p
-Created struct value member variable (struct Point) main::v1_q
-Converted struct value to member variables (struct Vector) main::v1
-Created struct value member variable (struct Point) main::v2_p
-Created struct value member variable (struct Point) main::v2_q
-Converted struct value to member variables (struct Vector) main::v2
-Created struct value member variable (struct Point) main::v3_p
-Created struct value member variable (struct Point) main::v3_q
-Converted struct value to member variables (struct Vector) main::v3
-Created struct value member variable (struct Point) main::v4_p
-Created struct value member variable (struct Point) main::v4_q
-Converted struct value to member variables (struct Vector) main::v4
-Created struct value member variable (byte) main::v1_p_x
-Created struct value member variable (byte) main::v1_p_y
-Converted struct value to member variables (struct Point) main::v1_p
-Created struct value member variable (byte) main::v1_q_x
-Created struct value member variable (byte) main::v1_q_y
-Converted struct value to member variables (struct Point) main::v1_q
-Created struct value member variable (byte) main::v2_p_x
-Created struct value member variable (byte) main::v2_p_y
-Converted struct value to member variables (struct Point) main::v2_p
-Created struct value member variable (byte) main::v2_q_x
-Created struct value member variable (byte) main::v2_q_y
-Converted struct value to member variables (struct Point) main::v2_q
-Created struct value member variable (byte) main::v3_p_x
-Created struct value member variable (byte) main::v3_p_y
-Converted struct value to member variables (struct Point) main::v3_p
-Created struct value member variable (byte) main::v3_q_x
-Created struct value member variable (byte) main::v3_q_y
-Converted struct value to member variables (struct Point) main::v3_q
-Created struct value member variable (byte) main::v4_p_x
-Created struct value member variable (byte) main::v4_p_y
-Converted struct value to member variables (struct Point) main::v4_p
-Created struct value member variable (byte) main::v4_q_x
-Created struct value member variable (byte) main::v4_q_y
-Converted struct value to member variables (struct Point) main::v4_q
-Unwinding value copy (struct Vector) main::v1 ← { p: { x: (byte) 2, y: (byte) 3 }, q: { x: (byte) 4, y: (byte) 5 } }
-Unwinding value copy (struct Vector) main::v1 ← { p: { x: (byte) 2, y: (byte) 3 }, q: { x: (byte) 4, y: (byte) 5 } }
-Adding value simple copy (byte) main::v1_p_x ← (byte) 2
-Adding value simple copy (byte) main::v1_p_y ← (byte) 3
-Unwinding value copy (struct Vector) main::v1 ← { p: { x: (byte) 2, y: (byte) 3 }, q: { x: (byte) 4, y: (byte) 5 } }
-Adding value simple copy (byte) main::v1_q_x ← (byte) 4
-Adding value simple copy (byte) main::v1_q_y ← (byte) 5
-Unwinding value copy (struct Vector) main::v2 ← (struct Vector) main::v1
-Unwinding value copy (struct Vector) main::v2 ← (struct Vector) main::v1
-Adding value simple copy (byte) main::v2_p_x ← (byte) main::v1_p_x
-Adding value simple copy (byte) main::v2_p_y ← (byte) main::v1_p_y
-Unwinding value copy (struct Vector) main::v2 ← (struct Vector) main::v1
-Adding value simple copy (byte) main::v2_q_x ← (byte) main::v1_q_x
-Adding value simple copy (byte) main::v2_q_y ← (byte) main::v1_q_y
-Unwinding value copy (struct Vector) main::v3 ← (struct Vector){ (struct Vector) main::v1.p, { x: (byte) 6, y: (byte) 7 } }
-Unwinding value copy (struct Vector) main::v3 ← (struct Vector){ (struct Vector) main::v1.p, { x: (byte) 6, y: (byte) 7 } }
-Adding value simple copy (byte) main::v3_p_x ← (byte) main::v1_p_x
-Adding value simple copy (byte) main::v3_p_y ← (byte) main::v1_p_y
-Unwinding value copy (struct Vector) main::v3 ← (struct Vector){ (struct Vector) main::v1.p, { x: (byte) 6, y: (byte) 7 } }
-Adding value simple copy (byte) main::v3_q_x ← (byte) 6
-Adding value simple copy (byte) main::v3_q_y ← (byte) 7
-Unwinding value copy (struct Vector) main::v4 ← (struct Vector){ (struct Point){ (struct Vector) main::v1.p.x, (struct Vector) main::v1.p.y }, { x: (byte) 8, y: (byte) 9 } }
-Unwinding value copy (struct Vector) main::v4 ← (struct Vector){ (struct Point){ (struct Vector) main::v1.p.x, (struct Vector) main::v1.p.y }, { x: (byte) 8, y: (byte) 9 } }
-Adding value simple copy (byte) main::v4_p_x ← (byte) main::v1_p_x
-Adding value simple copy (byte) main::v4_p_y ← (byte) main::v1_p_y
-Unwinding value copy (struct Vector) main::v4 ← (struct Vector){ (struct Point){ (struct Vector) main::v1.p.x, (struct Vector) main::v1.p.y }, { x: (byte) 8, y: (byte) 9 } }
-Adding value simple copy (byte) main::v4_q_x ← (byte) 8
-Adding value simple copy (byte) main::v4_q_y ← (byte) 9
-Replacing struct member reference (struct Vector) main::v1.p.x with member unwinding reference (byte) main::v1_p_x
-Replacing struct member reference (struct Vector) main::v1.p.y with member unwinding reference (byte) main::v1_p_y
-Replacing struct member reference (struct Vector) main::v1.q.x with member unwinding reference (byte) main::v1_q_x
-Replacing struct member reference (struct Vector) main::v1.q.y with member unwinding reference (byte) main::v1_q_y
-Replacing struct member reference (struct Vector) main::v2.p.x with member unwinding reference (byte) main::v2_p_x
-Replacing struct member reference (struct Vector) main::v2.p.y with member unwinding reference (byte) main::v2_p_y
-Replacing struct member reference (struct Vector) main::v2.q.x with member unwinding reference (byte) main::v2_q_x
-Replacing struct member reference (struct Vector) main::v2.q.y with member unwinding reference (byte) main::v2_q_y
-Replacing struct member reference (struct Vector) main::v3.p.x with member unwinding reference (byte) main::v3_p_x
-Replacing struct member reference (struct Vector) main::v3.p.y with member unwinding reference (byte) main::v3_p_y
-Replacing struct member reference (struct Vector) main::v3.q.x with member unwinding reference (byte) main::v3_q_x
-Replacing struct member reference (struct Vector) main::v3.q.y with member unwinding reference (byte) main::v3_q_y
-Replacing struct member reference (struct Vector) main::v4.p.x with member unwinding reference (byte) main::v4_p_x
-Replacing struct member reference (struct Vector) main::v4.p.y with member unwinding reference (byte) main::v4_p_y
-Replacing struct member reference (struct Vector) main::v4.q.x with member unwinding reference (byte) main::v4_q_x
-Replacing struct member reference (struct Vector) main::v4.q.y with member unwinding reference (byte) main::v4_q_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-41.log b/src/test/ref/struct-41.log
index c9e318d82..df8a9b277 100644
--- a/src/test/ref/struct-41.log
+++ b/src/test/ref/struct-41.log
@@ -1,66 +1,3 @@
-Created struct value member variable (struct Point) main::v1_p
-Created struct value member variable (struct Point) main::v1_q
-Converted struct value to member variables (struct Vector) main::v1
-Created struct value member variable (struct Point) main::v5_p
-Created struct value member variable (struct Point) main::v5_q
-Converted struct value to member variables (struct Vector) main::v5
-Created struct value member variable (byte) main::v1_p_x
-Created struct value member variable (byte) main::v1_p_y
-Converted struct value to member variables (struct Point) main::v1_p
-Created struct value member variable (byte) main::v1_q_x
-Created struct value member variable (byte) main::v1_q_y
-Converted struct value to member variables (struct Point) main::v1_q
-Created struct value member variable (byte) main::v5_p_x
-Created struct value member variable (byte) main::v5_p_y
-Converted struct value to member variables (struct Point) main::v5_p
-Created struct value member variable (byte) main::v5_q_x
-Created struct value member variable (byte) main::v5_q_y
-Converted struct value to member variables (struct Point) main::v5_q
-Unwinding value copy (struct Vector) main::v1 ← { p: { x: (byte) 2, y: (byte) 3 }, q: { x: (byte) 4, y: (byte) 5 } }
-Unwinding value copy (struct Vector) main::v1 ← { p: { x: (byte) 2, y: (byte) 3 }, q: { x: (byte) 4, y: (byte) 5 } }
-Adding value simple copy (byte) main::v1_p_x ← (byte) 2
-Adding value simple copy (byte) main::v1_p_y ← (byte) 3
-Unwinding value copy (struct Vector) main::v1 ← { p: { x: (byte) 2, y: (byte) 3 }, q: { x: (byte) 4, y: (byte) 5 } }
-Adding value simple copy (byte) main::v1_q_x ← (byte) 4
-Adding value simple copy (byte) main::v1_q_y ← (byte) 5
-Unwinding value copy (struct Vector) main::v2 ← (struct Vector) main::v1
-Unwinding value copy (struct Vector) main::v2 ← (struct Vector) main::v1
-Adding value simple copy *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X) ← (byte) main::v1_p_x
-Adding value simple copy *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte) main::v1_p_y
-Unwinding value copy (struct Vector) main::v2 ← (struct Vector) main::v1
-Adding value simple copy *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X) ← (byte) main::v1_q_x
-Adding value simple copy *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte) main::v1_q_y
-Unwinding value copy (struct Vector) main::v3 ← (struct Vector){ (struct Vector) main::v2.p, { x: (byte) 6, y: (byte) 7 } }
-Adding value bulk copy *((struct Point*)&(struct Vector) main::v3+(const byte) OFFSET_STRUCT_VECTOR_P) ← memcpy(*((struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_P), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *((struct Point*)&(struct Vector) main::v3+(const byte) OFFSET_STRUCT_VECTOR_Q) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *(&(struct Vector) main::v4) ← memcpy(*(&(struct Vector) main::v3), struct Vector, (const byte) SIZEOF_STRUCT_VECTOR)
-Unwinding value copy (struct Vector) main::v5 ← (struct Vector){ (struct Point){ (struct Vector) main::v4.p.x, (struct Vector) main::v4.p.y }, { x: (byte) 8, y: (byte) 9 } }
-Unwinding value copy (struct Vector) main::v5 ← (struct Vector){ (struct Point){ (struct Vector) main::v4.p.x, (struct Vector) main::v4.p.y }, { x: (byte) 8, y: (byte) 9 } }
-Adding value simple copy (byte) main::v5_p_x ← *((byte*)(struct Point*)&(struct Vector) main::v4+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Adding value simple copy (byte) main::v5_p_y ← *((byte*)(struct Point*)&(struct Vector) main::v4+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Unwinding value copy (struct Vector) main::v5 ← (struct Vector){ (struct Point){ (struct Vector) main::v4.p.x, (struct Vector) main::v4.p.y }, { x: (byte) 8, y: (byte) 9 } }
-Adding value simple copy (byte) main::v5_q_x ← (byte) 8
-Adding value simple copy (byte) main::v5_q_y ← (byte) 9
-Replacing struct member reference (struct Vector) main::v1.p.x with member unwinding reference (byte) main::v1_p_x
-Replacing struct member reference (struct Vector) main::v1.p.y with member unwinding reference (byte) main::v1_p_y
-Replacing struct member reference (struct Vector) main::v1.q.x with member unwinding reference (byte) main::v1_q_x
-Replacing struct member reference (struct Vector) main::v1.q.y with member unwinding reference (byte) main::v1_q_y
-Replacing struct member reference (struct Vector) main::v2.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v2.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v2.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v2.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v2+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v3.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v3+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v3.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v3+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v3.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v3+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v3.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v3+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v4.p.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v4+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v4.p.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v4+(const byte) OFFSET_STRUCT_VECTOR_P+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v4.q.x with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v4+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_X)
-Replacing struct member reference (struct Vector) main::v4.q.y with member unwinding reference *((byte*)(struct Point*)&(struct Vector) main::v4+(const byte) OFFSET_STRUCT_VECTOR_Q+(const byte) OFFSET_STRUCT_POINT_Y)
-Replacing struct member reference (struct Vector) main::v5.p.x with member unwinding reference (byte) main::v5_p_x
-Replacing struct member reference (struct Vector) main::v5.p.y with member unwinding reference (byte) main::v5_p_y
-Replacing struct member reference (struct Vector) main::v5.q.x with member unwinding reference (byte) main::v5_q_x
-Replacing struct member reference (struct Vector) main::v5.q.y with member unwinding reference (byte) main::v5_q_y
 
 CONTROL FLOW GRAPH SSA
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diff --git a/src/test/ref/struct-42.log b/src/test/ref/struct-42.log
index 7b0e27ae6..aa24a9a6e 100644
--- a/src/test/ref/struct-42.log
+++ b/src/test/ref/struct-42.log
@@ -1,7 +1,4 @@
 Constantified RValue *((const struct Point*) points + (byte~) main::$1) ← { x: (byte) 2, y: (byte) 3 }
-Adding value bulk copy *((const struct Point*) points + (byte~) main::$1) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$2).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$2)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$3).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$3)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-5.log b/src/test/ref/struct-5.log
index c4fcd095c..026a23f64 100644
--- a/src/test/ref/struct-5.log
+++ b/src/test/ref/struct-5.log
@@ -1,34 +1,3 @@
-Created struct value member variable (byte) main::q_x
-Created struct value member variable (byte) main::q_y
-Converted struct value to member variables (struct Point) main::q
-Created struct value member variable (byte~) main::$0_x
-Created struct value member variable (byte~) main::$0_y
-Converted struct value to member variables (struct Point~) main::$0
-Created struct value member variable (byte) point::return_x
-Created struct value member variable (byte) point::return_y
-Converted struct value to member variables (struct Point) point::return
-Created struct value member variable (byte) point::p_x
-Created struct value member variable (byte) point::p_y
-Converted struct value to member variables (struct Point) point::p
-Unwinding value copy (struct Point) main::q ← {}
-Adding value simple copy (byte) main::q_x ← (byte) 0
-Adding value simple copy (byte) main::q_y ← (byte) 0
-Converted procedure call LValue to member unwinding { (byte~) main::$0_x, (byte~) main::$0_y } ← call point 
-Unwinding value copy (struct Point) main::q ← (struct Point~) main::$0
-Adding value simple copy (byte) main::q_x ← (byte~) main::$0_x
-Adding value simple copy (byte) main::q_y ← (byte~) main::$0_y
-Unwinding value copy (struct Point) point::p ← { x: (byte) 2, y: (byte) 3 }
-Adding value simple copy (byte) point::p_x ← (byte) 2
-Adding value simple copy (byte) point::p_y ← (byte) 3
-Unwinding value copy (struct Point) point::return ← (struct Point) point::p
-Adding value simple copy (byte) point::return_x ← (byte) point::p_x
-Adding value simple copy (byte) point::return_y ← (byte) point::p_y
-Unwinding value copy (struct Point) point::return ← (struct Point) point::return
-Adding value simple copy (byte) point::return_x ← (byte) point::return_x
-Adding value simple copy (byte) point::return_y ← (byte) point::return_y
-Converted procedure struct return value to member unwinding return { (byte) point::return_x, (byte) point::return_y }
-Replacing struct member reference (struct Point) main::q.x with member unwinding reference (byte) main::q_x
-Replacing struct member reference (struct Point) main::q.y with member unwinding reference (byte) main::q_y
 Eliminating unused variable with no statement (struct Point~) main::$0
 Unwinding list assignment { (byte~) main::$0_x, (byte~) main::$0_y } ← { (byte) point::return_x, (byte) point::return_y }
 Unwinding list assignment { (byte) point::return_x#0, (byte) point::return_y#0 } ← { (byte) point::return_x#2, (byte) point::return_y#2 }
diff --git a/src/test/ref/struct-6.log b/src/test/ref/struct-6.log
index a3e2a6122..899544fe0 100644
--- a/src/test/ref/struct-6.log
+++ b/src/test/ref/struct-6.log
@@ -1,23 +1,3 @@
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct Point) main::p
-Created struct value member variable (struct Point) main::c_center
-Created struct value member variable (byte) main::c_radius
-Converted struct value to member variables (struct Circle) main::c
-Created struct value member variable (byte) main::c_center_x
-Created struct value member variable (byte) main::c_center_y
-Converted struct value to member variables (struct Point) main::c_center
-Unwinding value copy (struct Point) main::p ← { x: (byte) $a, y: (byte) $a }
-Adding value simple copy (byte) main::p_x ← (byte) $a
-Adding value simple copy (byte) main::p_y ← (byte) $a
-Unwinding value copy (struct Circle) main::c ← (struct Circle){ (struct Point) main::p, (byte) 5 }
-Unwinding value copy (struct Circle) main::c ← (struct Circle){ (struct Point) main::p, (byte) 5 }
-Adding value simple copy (byte) main::c_center_x ← (byte) main::p_x
-Adding value simple copy (byte) main::c_center_y ← (byte) main::p_y
-Adding value simple copy (byte) main::c_radius ← (byte) 5
-Replacing struct member reference (struct Circle) main::c.center.x with member unwinding reference (byte) main::c_center_x
-Replacing struct member reference (struct Circle) main::c.center.y with member unwinding reference (byte) main::c_center_y
-Replacing struct member reference (struct Circle) main::c.radius with member unwinding reference (byte) main::c_radius
 
 CONTROL FLOW GRAPH SSA
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diff --git a/src/test/ref/struct-7.log b/src/test/ref/struct-7.log
index 564edf675..ba63c9251 100644
--- a/src/test/ref/struct-7.log
+++ b/src/test/ref/struct-7.log
@@ -1,35 +1,3 @@
-Created struct value member variable (struct Circle) main::t_c1
-Created struct value member variable (struct Circle) main::t_c2
-Converted struct value to member variables (struct TwoCircles) main::t
-Created struct value member variable (struct Point) main::t_c1_center
-Created struct value member variable (byte) main::t_c1_radius
-Converted struct value to member variables (struct Circle) main::t_c1
-Created struct value member variable (struct Point) main::t_c2_center
-Created struct value member variable (byte) main::t_c2_radius
-Converted struct value to member variables (struct Circle) main::t_c2
-Created struct value member variable (byte) main::t_c1_center_x
-Created struct value member variable (byte) main::t_c1_center_y
-Converted struct value to member variables (struct Point) main::t_c1_center
-Created struct value member variable (byte) main::t_c2_center_x
-Created struct value member variable (byte) main::t_c2_center_y
-Converted struct value to member variables (struct Point) main::t_c2_center
-Unwinding value copy (struct TwoCircles) main::t ← { c1: { center: { x: (byte) 1, y: (byte) 2 }, radius: (byte) 3 }, c2: { center: { x: (byte) 4, y: (byte) 5 }, radius: (byte) 6 } }
-Unwinding value copy (struct TwoCircles) main::t ← { c1: { center: { x: (byte) 1, y: (byte) 2 }, radius: (byte) 3 }, c2: { center: { x: (byte) 4, y: (byte) 5 }, radius: (byte) 6 } }
-Unwinding value copy (struct TwoCircles) main::t ← { c1: { center: { x: (byte) 1, y: (byte) 2 }, radius: (byte) 3 }, c2: { center: { x: (byte) 4, y: (byte) 5 }, radius: (byte) 6 } }
-Adding value simple copy (byte) main::t_c1_center_x ← (byte) 1
-Adding value simple copy (byte) main::t_c1_center_y ← (byte) 2
-Adding value simple copy (byte) main::t_c1_radius ← (byte) 3
-Unwinding value copy (struct TwoCircles) main::t ← { c1: { center: { x: (byte) 1, y: (byte) 2 }, radius: (byte) 3 }, c2: { center: { x: (byte) 4, y: (byte) 5 }, radius: (byte) 6 } }
-Unwinding value copy (struct TwoCircles) main::t ← { c1: { center: { x: (byte) 1, y: (byte) 2 }, radius: (byte) 3 }, c2: { center: { x: (byte) 4, y: (byte) 5 }, radius: (byte) 6 } }
-Adding value simple copy (byte) main::t_c2_center_x ← (byte) 4
-Adding value simple copy (byte) main::t_c2_center_y ← (byte) 5
-Adding value simple copy (byte) main::t_c2_radius ← (byte) 6
-Replacing struct member reference (struct TwoCircles) main::t.c1.center.x with member unwinding reference (byte) main::t_c1_center_x
-Replacing struct member reference (struct TwoCircles) main::t.c1.center.y with member unwinding reference (byte) main::t_c1_center_y
-Replacing struct member reference (struct TwoCircles) main::t.c1.radius with member unwinding reference (byte) main::t_c1_radius
-Replacing struct member reference (struct TwoCircles) main::t.c2.center.x with member unwinding reference (byte) main::t_c2_center_x
-Replacing struct member reference (struct TwoCircles) main::t.c2.center.y with member unwinding reference (byte) main::t_c2_center_y
-Replacing struct member reference (struct TwoCircles) main::t.c2.radius with member unwinding reference (byte) main::t_c2_radius
 
 CONTROL FLOW GRAPH SSA
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diff --git a/src/test/ref/struct-8.log b/src/test/ref/struct-8.log
index a11590727..b4dea2cda 100644
--- a/src/test/ref/struct-8.log
+++ b/src/test/ref/struct-8.log
@@ -1,29 +1,3 @@
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct Point) main::p
-Created struct value member variable (struct Point) main::c_center
-Created struct value member variable (byte) main::c_radius
-Converted struct value to member variables (struct Circle) main::c
-Created struct value member variable (byte) main::point_x
-Created struct value member variable (byte) main::point_y
-Converted struct value to member variables (struct Point) main::point
-Created struct value member variable (byte) main::c_center_x
-Created struct value member variable (byte) main::c_center_y
-Converted struct value to member variables (struct Point) main::c_center
-Unwinding value copy (struct Point) main::p ← { x: (byte) $a, y: (byte) $a }
-Adding value simple copy (byte) main::p_x ← (byte) $a
-Adding value simple copy (byte) main::p_y ← (byte) $a
-Unwinding value copy (struct Circle) main::c ← (struct Circle){ (struct Point) main::p, (byte) 5 }
-Unwinding value copy (struct Circle) main::c ← (struct Circle){ (struct Point) main::p, (byte) 5 }
-Adding value simple copy (byte) main::c_center_x ← (byte) main::p_x
-Adding value simple copy (byte) main::c_center_y ← (byte) main::p_y
-Adding value simple copy (byte) main::c_radius ← (byte) 5
-Unwinding value copy (struct Point) main::point ← (struct Circle) main::c.center
-Adding value simple copy (byte) main::point_x ← (byte) main::c_center_x
-Adding value simple copy (byte) main::point_y ← (byte) main::c_center_y
-Replacing struct member reference (struct Point) main::point.x with member unwinding reference (byte) main::point_x
-Replacing struct member reference (struct Point) main::point.y with member unwinding reference (byte) main::point_y
-Replacing struct member reference (struct Circle) main::c.radius with member unwinding reference (byte) main::c_radius
 
 CONTROL FLOW GRAPH SSA
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diff --git a/src/test/ref/struct-9.log b/src/test/ref/struct-9.log
index 664acb7ae..a18290126 100644
--- a/src/test/ref/struct-9.log
+++ b/src/test/ref/struct-9.log
@@ -1,27 +1,3 @@
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct Point) main::p
-Created struct value member variable (struct Point) main::c_center
-Created struct value member variable (byte) main::c_radius
-Converted struct value to member variables (struct Circle) main::c
-Created struct value member variable (byte) main::c_center_x
-Created struct value member variable (byte) main::c_center_y
-Converted struct value to member variables (struct Point) main::c_center
-Unwinding value copy (struct Point) main::p ← { x: (byte) $a, y: (byte) $a }
-Adding value simple copy (byte) main::p_x ← (byte) $a
-Adding value simple copy (byte) main::p_y ← (byte) $a
-Unwinding value copy (struct Circle) main::c ← {}
-Unwinding value copy (struct Circle) main::c ← {}
-Adding value simple copy (byte) main::c_center_x ← (byte) 0
-Adding value simple copy (byte) main::c_center_y ← (byte) 0
-Adding value simple copy (byte) main::c_radius ← (byte) 0
-Unwinding value copy (struct Circle) main::c.center ← (struct Point) main::p
-Adding value simple copy (byte) main::c_center_x ← (byte) main::p_x
-Adding value simple copy (byte) main::c_center_y ← (byte) main::p_y
-Replacing struct member reference (struct Circle) main::c.radius with member unwinding reference (byte) main::c_radius
-Replacing struct member reference (struct Circle) main::c.center.x with member unwinding reference (byte) main::c_center_x
-Replacing struct member reference (struct Circle) main::c.center.y with member unwinding reference (byte) main::c_center_y
-Replacing struct member reference (struct Circle) main::c.radius with member unwinding reference (byte) main::c_radius
 
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diff --git a/src/test/ref/struct-directives.log b/src/test/ref/struct-directives.log
index 5faab6671..6035bd411 100644
--- a/src/test/ref/struct-directives.log
+++ b/src/test/ref/struct-directives.log
@@ -1,5 +1,3 @@
-Replacing struct member reference (volatile struct $0) y.x with member unwinding reference *((byte*)&(volatile struct $0) y+(const byte) OFFSET_STRUCT_$0_X)
-Replacing struct member reference (volatile struct $0) y.z with member unwinding reference *((byte*)&(volatile struct $0) y+(const byte) OFFSET_STRUCT_$0_Z)
 
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diff --git a/src/test/ref/struct-pos-fill.log b/src/test/ref/struct-pos-fill.log
index abc625167..fe99b9073 100644
--- a/src/test/ref/struct-pos-fill.log
+++ b/src/test/ref/struct-pos-fill.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const struct pos*) p + (byte~) main::$2).y with member unwinding reference *((byte*)(const struct pos*) p+(const byte) OFFSET_STRUCT_POS_Y + (byte~) main::$2)
-Replacing struct member reference *((const struct pos*) p + (byte~) main::$3).x with member unwinding reference *((byte*)(const struct pos*) p+(const byte) OFFSET_STRUCT_POS_X + (byte~) main::$3)
 
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diff --git a/src/test/ref/struct-ptr-0.log b/src/test/ref/struct-ptr-0.log
index e7ebc6179..cfe3dc5d9 100644
--- a/src/test/ref/struct-ptr-0.log
+++ b/src/test/ref/struct-ptr-0.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$3).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$3)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$4).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$4)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$5).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$5)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$6).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$6)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-10.log b/src/test/ref/struct-ptr-10.log
index bc1e6bab5..fd53f25e0 100644
--- a/src/test/ref/struct-ptr-10.log
+++ b/src/test/ref/struct-ptr-10.log
@@ -1,8 +1,4 @@
 Constantified RValue *((const struct Point*) points + (word~) main::$2) ← (struct Point){ (byte) 2, (byte)(word) main::i }
-Unwinding value copy *((const struct Point*) points + (word~) main::$2) ← (struct Point){ (byte) 2, (byte)(word) main::i }
-Adding value simple copy *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (word~) main::$2) ← (byte) 2
-Adding value simple copy *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (word~) main::$2) ← (byte)(word) main::i
-Adding value bulk copy *((const nomodify struct Point*) main::SCREEN + (word~) main::$3) ← memcpy(*((const struct Point*) points + (word~) main::$3), struct Point, (const byte) SIZEOF_STRUCT_POINT)
 
 CONTROL FLOW GRAPH SSA
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diff --git a/src/test/ref/struct-ptr-11.log b/src/test/ref/struct-ptr-11.log
index 2ab13e6f7..23f32cf90 100644
--- a/src/test/ref/struct-ptr-11.log
+++ b/src/test/ref/struct-ptr-11.log
@@ -1,9 +1,4 @@
 Constantified RValue *((const struct Point*) points + (byte~) main::$3) ← (struct Point){ (signed byte)(byte) main::i, (signed byte~) main::$0, (signed byte)(byte) main::i }
-Unwinding value copy *((const struct Point*) points + (byte~) main::$3) ← (struct Point){ (signed byte)(byte) main::i, (signed byte~) main::$0, (signed byte)(byte) main::i }
-Adding value simple copy *((signed byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$3) ← (signed byte)(byte) main::i
-Adding value simple copy *((signed byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$3) ← (signed byte~) main::$0
-Adding value simple copy *((signed byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Z + (byte~) main::$3) ← (signed byte)(byte) main::i
-Adding value bulk copy *((const nomodify struct Point*) main::SCREEN + (byte~) main::$4) ← memcpy(*((const struct Point*) points + (byte~) main::$4), struct Point, (const byte) SIZEOF_STRUCT_POINT)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-12.log b/src/test/ref/struct-ptr-12.log
index 876345859..fc7260b4a 100644
--- a/src/test/ref/struct-ptr-12.log
+++ b/src/test/ref/struct-ptr-12.log
@@ -1,7 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct Point*) main::q ← &(volatile struct Point) main::p
-Adding value bulk copy *(&(volatile struct Point) main::p) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference *((struct Point*) main::q).x with member unwinding reference *((byte*~) main::$0)
-Replacing struct member reference *((struct Point*) main::q).y with member unwinding reference *((byte*~) main::$1)
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-13.log b/src/test/ref/struct-ptr-13.log
index 3b72afa00..c6adf4f5d 100644
--- a/src/test/ref/struct-ptr-13.log
+++ b/src/test/ref/struct-ptr-13.log
@@ -1,9 +1,3 @@
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$0)
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$1)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$2)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$3)
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$4)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$5)
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-14.log b/src/test/ref/struct-ptr-14.log
index 73a7cbfc3..d1e3771aa 100644
--- a/src/test/ref/struct-ptr-14.log
+++ b/src/test/ref/struct-ptr-14.log
@@ -1,9 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct Point*) main::q ← &(volatile struct Point) main::p
-Adding value bulk copy *(&(volatile struct Point) main::p) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Replacing struct member reference *((struct Point*) main::q).x with member unwinding reference *((byte*~) main::$1)
-Replacing struct member reference *((struct Point*) main::q).y with member unwinding reference *((byte*~) main::$2)
-Replacing struct member reference *((struct Point*) set::ptr).x with member unwinding reference *((byte*~) set::$0)
-Replacing struct member reference *((struct Point*) set::ptr).y with member unwinding reference *((byte*~) set::$1)
 
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diff --git a/src/test/ref/struct-ptr-15.log b/src/test/ref/struct-ptr-15.log
index 75fbf7449..07eec0ddd 100644
--- a/src/test/ref/struct-ptr-15.log
+++ b/src/test/ref/struct-ptr-15.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const struct Circle*) circles + (number~) main::$1).center.x with member unwinding reference *((byte*)(struct Point*)(const struct Circle*) circles+(const byte) OFFSET_STRUCT_CIRCLE_CENTER+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$1)
-Replacing struct member reference *((const struct Circle*) circles + (number~) main::$2).center.y with member unwinding reference *((byte*)(struct Point*)(const struct Circle*) circles+(const byte) OFFSET_STRUCT_CIRCLE_CENTER+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$2)
-Replacing struct member reference *((const struct Circle*) circles + (number~) main::$3).radius with member unwinding reference *((byte*)(const struct Circle*) circles+(const byte) OFFSET_STRUCT_CIRCLE_RADIUS + (number~) main::$3)
-Replacing struct member reference *((const struct Circle*) circles + (number~) main::$4).center.x with member unwinding reference *((byte*)(struct Point*)(const struct Circle*) circles+(const byte) OFFSET_STRUCT_CIRCLE_CENTER+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$4)
-Replacing struct member reference *((const struct Circle*) circles + (number~) main::$5).center.y with member unwinding reference *((byte*)(struct Point*)(const struct Circle*) circles+(const byte) OFFSET_STRUCT_CIRCLE_CENTER+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$5)
-Replacing struct member reference *((const struct Circle*) circles + (number~) main::$6).radius with member unwinding reference *((byte*)(const struct Circle*) circles+(const byte) OFFSET_STRUCT_CIRCLE_RADIUS + (number~) main::$6)
-Replacing struct member reference *((struct Circle*) main::ptr).center.x with member unwinding reference *((byte*~) main::$8)
-Replacing struct member reference *((struct Circle*) main::ptr).center.y with member unwinding reference *((byte*~) main::$10)
 
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diff --git a/src/test/ref/struct-ptr-16.log b/src/test/ref/struct-ptr-16.log
index 53631408b..3e5860956 100644
--- a/src/test/ref/struct-ptr-16.log
+++ b/src/test/ref/struct-ptr-16.log
@@ -1,33 +1,3 @@
-Created struct value member variable (byte~) main::$0_x
-Created struct value member variable (byte~) main::$0_y
-Converted struct value to member variables (struct Point~) main::$0
-Created struct value member variable (byte~) main::$1_x
-Created struct value member variable (byte~) main::$1_y
-Converted struct value to member variables (struct Point~) main::$1
-Created struct value member variable (byte) get::return_x
-Created struct value member variable (byte) get::return_y
-Converted struct value to member variables (struct Point) get::return
-Converted procedure call LValue to member unwinding { (byte~) main::$0_x, (byte~) main::$0_y } ← call get (number) 0 
-Unwinding value copy *((const nomodify struct Point*) SCREEN) ← (struct Point~) main::$0
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_X) ← (byte~) main::$0_x
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte~) main::$0_y
-Converted procedure call LValue to member unwinding { (byte~) main::$1_x, (byte~) main::$1_y } ← call get (byte) main::i 
-Unwinding value copy *((const nomodify struct Point*) SCREEN + (byte~) main::$3) ← (struct Point~) main::$1
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$3) ← (byte~) main::$1_x
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$3) ← (byte~) main::$1_y
-Unwinding value copy (struct Point) get::return ← *((struct Point*) p0)
-Adding value simple copy (byte) get::return_x ← *((byte*~) get::$2)
-Adding value simple copy (byte) get::return_y ← *((byte*~) get::$3)
-Unwinding value copy (struct Point) get::return ← *((struct Point*) p1)
-Adding value simple copy (byte) get::return_x ← *((byte*~) get::$4)
-Adding value simple copy (byte) get::return_y ← *((byte*~) get::$5)
-Unwinding value copy (struct Point) get::return ← *((struct Point*) p2)
-Adding value simple copy (byte) get::return_x ← *((byte*~) get::$6)
-Adding value simple copy (byte) get::return_y ← *((byte*~) get::$7)
-Unwinding value copy (struct Point) get::return ← (struct Point) get::return
-Adding value simple copy (byte) get::return_x ← (byte) get::return_x
-Adding value simple copy (byte) get::return_y ← (byte) get::return_y
-Converted procedure struct return value to member unwinding return { (byte) get::return_x, (byte) get::return_y }
 Eliminating unused variable with no statement (struct Point~) main::$0
 Eliminating unused variable with no statement (struct Point~) main::$1
 Unwinding list assignment { (byte~) main::$0_x, (byte~) main::$0_y } ← { (byte) get::return_x, (byte) get::return_y }
diff --git a/src/test/ref/struct-ptr-17.log b/src/test/ref/struct-ptr-17.log
index e7cb5c57c..ac2dfe6c8 100644
--- a/src/test/ref/struct-ptr-17.log
+++ b/src/test/ref/struct-ptr-17.log
@@ -1,33 +1,3 @@
-Created struct value member variable (byte~) main::$0_x
-Created struct value member variable (byte~) main::$0_y
-Converted struct value to member variables (struct Point~) main::$0
-Created struct value member variable (byte~) main::$1_x
-Created struct value member variable (byte~) main::$1_y
-Converted struct value to member variables (struct Point~) main::$1
-Created struct value member variable (byte) get::return_x
-Created struct value member variable (byte) get::return_y
-Converted struct value to member variables (struct Point) get::return
-Created struct value member variable (byte) get::p_x
-Created struct value member variable (byte) get::p_y
-Converted struct value to member variables (struct Point) get::p
-Converted procedure call LValue to member unwinding { (byte~) main::$0_x, (byte~) main::$0_y } ← call get (number) 0 
-Unwinding value copy *((const nomodify struct Point*) SCREEN) ← (struct Point~) main::$0
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_X) ← (byte~) main::$0_x
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte~) main::$0_y
-Converted procedure call LValue to member unwinding { (byte~) main::$1_x, (byte~) main::$1_y } ← call get (byte) main::i 
-Unwinding value copy *((const nomodify struct Point*) SCREEN + (byte~) main::$3) ← (struct Point~) main::$1
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$3) ← (byte~) main::$1_x
-Adding value simple copy *((byte*)(const nomodify struct Point*) SCREEN+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$3) ← (byte~) main::$1_y
-Unwinding value copy (struct Point) get::p ← (struct Point){ (byte) get::i, (byte) 7 }
-Adding value simple copy (byte) get::p_x ← (byte) get::i
-Adding value simple copy (byte) get::p_y ← (byte) 7
-Unwinding value copy (struct Point) get::return ← (struct Point) get::p
-Adding value simple copy (byte) get::return_x ← (byte) get::p_x
-Adding value simple copy (byte) get::return_y ← (byte) get::p_y
-Unwinding value copy (struct Point) get::return ← (struct Point) get::return
-Adding value simple copy (byte) get::return_x ← (byte) get::return_x
-Adding value simple copy (byte) get::return_y ← (byte) get::return_y
-Converted procedure struct return value to member unwinding return { (byte) get::return_x, (byte) get::return_y }
 Eliminating unused variable with no statement (struct Point~) main::$0
 Eliminating unused variable with no statement (struct Point~) main::$1
 Unwinding list assignment { (byte~) main::$0_x, (byte~) main::$0_y } ← { (byte) get::return_x, (byte) get::return_y }
diff --git a/src/test/ref/struct-ptr-18.log b/src/test/ref/struct-ptr-18.log
index bfa9ea8c0..04c9c96fe 100644
--- a/src/test/ref/struct-ptr-18.log
+++ b/src/test/ref/struct-ptr-18.log
@@ -1,14 +1,5 @@
 Constantified RValue *((const struct Point*) points + (number~) main::$2) ← { x: (byte) 1, y: (byte) 2 }
 Constantified RValue *((const struct Point*) points + (number~) main::$3) ← { x: (byte) 3, y: (byte) 4 }
-Created struct value member variable (byte) print::p_x
-Created struct value member variable (byte) print::p_y
-Converted struct value to member variables (struct Point) print::p
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::p_x , (byte) print::p_y)
-Adding value bulk copy *((const struct Point*) points + (number~) main::$2) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Adding value bulk copy *((const struct Point*) points + (number~) main::$3) ← memcpy(*(&(const struct Point) $1), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$4) *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$4) 
-Replacing struct member reference (struct Point) print::p.x with member unwinding reference (byte) print::p_x
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (byte) print::p_y
 
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diff --git a/src/test/ref/struct-ptr-19.log b/src/test/ref/struct-ptr-19.log
index 6fe078e3a..2eb0d15cd 100644
--- a/src/test/ref/struct-ptr-19.log
+++ b/src/test/ref/struct-ptr-19.log
@@ -1,13 +1,4 @@
 Setting struct to load/store in variable affected by address-of (struct Point*) main::ptr ← &(struct Point) main::point
-Created struct value member variable (byte) print::p_x
-Created struct value member variable (byte) print::p_y
-Converted struct value to member variables (struct Point) print::p
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::p_x , (byte) print::p_y)
-Adding value bulk copy *(&(struct Point) main::point) ← memcpy(*(&(const struct Point) $0), struct Point, (const byte) SIZEOF_STRUCT_POINT)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print *((byte*)&(struct Point) main::point+(const byte) OFFSET_STRUCT_POINT_X) *((byte*)&(struct Point) main::point+(const byte) OFFSET_STRUCT_POINT_Y) 
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call print *((byte*~) main::$2) *((byte*~) main::$3) 
-Replacing struct member reference (struct Point) print::p.x with member unwinding reference (byte) print::p_x
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (byte) print::p_y
 
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diff --git a/src/test/ref/struct-ptr-20.log b/src/test/ref/struct-ptr-20.log
index 542b5ea5f..795b9e2a7 100644
--- a/src/test/ref/struct-ptr-20.log
+++ b/src/test/ref/struct-ptr-20.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((struct Setting*) main::setting).off with member unwinding reference *((byte*~) main::$7)
-Replacing struct member reference *((struct Setting*) main::setting).id with member unwinding reference *((byte*~) main::$8)
 
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diff --git a/src/test/ref/struct-ptr-21.log b/src/test/ref/struct-ptr-21.log
index 3d5f3cb01..ac8f887e6 100644
--- a/src/test/ref/struct-ptr-21.log
+++ b/src/test/ref/struct-ptr-21.log
@@ -1,7 +1,5 @@
 Fixing constant pointer addition (const word*) seq+(number) 0
 Fixing constant pointer addition (const struct Setting*) settings+(number) 0
-Replacing struct member reference *((struct Setting*) main::setting).len with member unwinding reference *((byte*~) main::$2)
-Replacing struct member reference *((struct Setting*) main::setting).buf with member unwinding reference *((word**~) main::$3)
 
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diff --git a/src/test/ref/struct-ptr-22.log b/src/test/ref/struct-ptr-22.log
index 5950c52d6..790ce2c87 100644
--- a/src/test/ref/struct-ptr-22.log
+++ b/src/test/ref/struct-ptr-22.log
@@ -1,6 +1,3 @@
-Replacing struct member reference *((struct fileentry*) file).bufEdit with member unwinding reference *((byte**~) main::$7)
-Replacing struct member reference *((struct fileentry*) file).bufEdit with member unwinding reference *((byte**~) main::$8)
-Replacing struct member reference *((struct fileentry*) file).bufEdit with member unwinding reference *((byte**~) main::$9)
 
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diff --git a/src/test/ref/struct-ptr-23.log b/src/test/ref/struct-ptr-23.log
index 373759973..90934dad8 100644
--- a/src/test/ref/struct-ptr-23.log
+++ b/src/test/ref/struct-ptr-23.log
@@ -3,10 +3,6 @@ Fixing struct type size struct Person to 5
 Fixing struct type size struct Person to 5
 Fixing struct type SIZE_OF struct Person to 5
 Fixing struct type SIZE_OF struct Person to 5
-Replacing struct member reference *((struct Person*) print_person::person).id with member unwinding reference *((byte*~) print_person::$1)
-Replacing struct member reference *((struct Person*) print_person::person).initials with member unwinding reference (byte*~) print_person::$2
-Replacing struct member reference *((struct Person*) print_person::person).initials with member unwinding reference (byte*~) print_person::$3
-Replacing struct member reference *((struct Person*) print_person::person).initials with member unwinding reference (byte*~) print_person::$4
 
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diff --git a/src/test/ref/struct-ptr-26.log b/src/test/ref/struct-ptr-26.log
index 8adb4b6b2..6ef83b75a 100644
--- a/src/test/ref/struct-ptr-26.log
+++ b/src/test/ref/struct-ptr-26.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((struct fileentry*) main::file).bufEdit with member unwinding reference *((byte**~) main::$2)
-Replacing struct member reference *((struct fileentry*) main::file).bufEdit with member unwinding reference *((byte**~) main::$3)
 
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diff --git a/src/test/ref/struct-ptr-28.log b/src/test/ref/struct-ptr-28.log
index 8ee1261ce..4cda83e2e 100644
--- a/src/test/ref/struct-ptr-28.log
+++ b/src/test/ref/struct-ptr-28.log
@@ -5,11 +5,6 @@ Fixing struct type SIZE_OF struct Person to 17
 Fixing struct type SIZE_OF struct Person to 17
 Setting struct to load/store in variable affected by address-of (void~) main::$0 ← call print_person &(struct Person) main::jesper 
 Setting struct to load/store in variable affected by address-of (void~) main::$1 ← call print_person &(struct Person) main::henriette 
-Adding value bulk copy *(&(struct Person) main::jesper) ← memcpy(*(&(const struct Person) $0), struct Person, (const byte) SIZEOF_STRUCT_PERSON)
-Adding value bulk copy *(&(struct Person) main::henriette) ← memcpy(*(&(const struct Person) $1), struct Person, (const byte) SIZEOF_STRUCT_PERSON)
-Replacing struct member reference *((struct Person*) print_person::person).id with member unwinding reference *((byte*~) print_person::$0)
-Replacing struct member reference *((struct Person*) print_person::person).name with member unwinding reference (byte*~) print_person::$1
-Replacing struct member reference *((struct Person*) print_person::person).name with member unwinding reference (byte*~) print_person::$2
 
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diff --git a/src/test/ref/struct-ptr-3.log b/src/test/ref/struct-ptr-3.log
index 5959f3f09..6bffe234c 100644
--- a/src/test/ref/struct-ptr-3.log
+++ b/src/test/ref/struct-ptr-3.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$0)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$1)
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$2)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$3)
 
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diff --git a/src/test/ref/struct-ptr-30.log b/src/test/ref/struct-ptr-30.log
index cd996387e..41d1d72a9 100644
--- a/src/test/ref/struct-ptr-30.log
+++ b/src/test/ref/struct-ptr-30.log
@@ -1,11 +1,3 @@
-Created struct value member variable (byte) print::p_x
-Created struct value member variable (signed word) print::p_y
-Converted struct value to member variables (struct Point) print::p
-Converted procedure struct value parameter to member unwinding (void()) print((byte) print::p_x , (signed word) print::p_y)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$2) *((signed word*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$2) 
-Replacing struct member reference (struct Point) print::p.x with member unwinding reference (byte) print::p_x
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (signed word) print::p_y
-Replacing struct member reference (struct Point) print::p.y with member unwinding reference (signed word) print::p_y
 
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diff --git a/src/test/ref/struct-ptr-31.log b/src/test/ref/struct-ptr-31.log
index 2fa55a5f1..4b251472b 100644
--- a/src/test/ref/struct-ptr-31.log
+++ b/src/test/ref/struct-ptr-31.log
@@ -3,9 +3,6 @@ Fixing struct type size struct Person to 17
 Fixing struct type SIZE_OF struct Person to 17
 Fixing struct type SIZE_OF struct Person to 17
 Fixing constant pointer addition (const struct Person*) persons+(number) 1
-Replacing struct member reference *((struct Person*) print_person::person).id with member unwinding reference *((byte*~) print_person::$0)
-Replacing struct member reference *((struct Person*) print_person::person).name with member unwinding reference (byte*~) print_person::$1
-Replacing struct member reference *((struct Person*) print_person::person).name with member unwinding reference (byte*~) print_person::$2
 
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diff --git a/src/test/ref/struct-ptr-32.log b/src/test/ref/struct-ptr-32.log
index 1f6075c81..7f426e2ea 100644
--- a/src/test/ref/struct-ptr-32.log
+++ b/src/test/ref/struct-ptr-32.log
@@ -2,14 +2,6 @@ Fixing struct type size struct Person to 16
 Fixing struct type size struct Person to 16
 Fixing struct type SIZE_OF struct Person to 16
 Fixing struct type SIZE_OF struct Person to 16
-Replacing struct member reference *((const struct Person*) persons + (number~) main::$0).id with member unwinding reference *((byte*)(const struct Person*) persons+(const byte) OFFSET_STRUCT_PERSON_ID + (number~) main::$0)
-Replacing struct member reference *((const struct Person*) persons + (number~) main::$1).id with member unwinding reference *((byte*)(const struct Person*) persons+(const byte) OFFSET_STRUCT_PERSON_ID + (number~) main::$1)
-Replacing struct member reference *((const struct Person*) persons + (number~) main::$2).name with member unwinding reference (byte*~) main::$6
-Replacing struct member reference *((const struct Person*) persons + (number~) main::$3).name with member unwinding reference (byte*~) main::$7
-Replacing struct member reference *((const struct Person*) persons + (number~) main::$4).age with member unwinding reference *((word*)(const struct Person*) persons+(const byte) OFFSET_STRUCT_PERSON_AGE + (number~) main::$4)
-Replacing struct member reference *((const struct Person*) persons + (number~) main::$5).age with member unwinding reference *((word*)(const struct Person*) persons+(const byte) OFFSET_STRUCT_PERSON_AGE + (number~) main::$5)
-Replacing struct member reference *((struct Person*) main::person).name with member unwinding reference (byte*~) main::$8
-Replacing struct member reference *((struct Person*) main::person).name with member unwinding reference (byte*~) main::$9
 
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diff --git a/src/test/ref/struct-ptr-33.log b/src/test/ref/struct-ptr-33.log
index 4f9d80d56..16e83fd6d 100644
--- a/src/test/ref/struct-ptr-33.log
+++ b/src/test/ref/struct-ptr-33.log
@@ -2,8 +2,6 @@ Fixing struct type size struct Person to 16
 Fixing struct type size struct Person to 16
 Fixing struct type SIZE_OF struct Person to 16
 Fixing struct type SIZE_OF struct Person to 16
-Replacing struct member reference *((struct Person*) main::person).name with member unwinding reference (byte*~) main::$0
-Replacing struct member reference *((struct Person*) main::person).name with member unwinding reference (byte*~) main::$1
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-34.log b/src/test/ref/struct-ptr-34.log
index cc40d9d00..6cb29a697 100644
--- a/src/test/ref/struct-ptr-34.log
+++ b/src/test/ref/struct-ptr-34.log
@@ -3,27 +3,6 @@ Fixing struct type size struct Person to 17
 Fixing struct type size struct Person to 17
 Fixing struct type SIZE_OF struct Person to 17
 Fixing struct type SIZE_OF struct Person to 17
-Created struct value member variable (byte) main::jesper_id
-Created struct value member variable (const byte*) main::jesper_name
-Converted struct value to member variables (struct Person) main::jesper
-Created struct value member variable (byte) main::henriette_id
-Created struct value member variable (const byte*) main::henriette_name
-Converted struct value to member variables (struct Person) main::henriette
-Created struct value member variable (byte) print_person::person_id
-Created struct value member variable (byte*) print_person::person_name
-Converted struct value to member variables (struct Person) print_person::person
-Converted procedure struct value parameter to member unwinding (void()) print_person((byte) print_person::person_id , (byte*) print_person::person_name)
-Unwinding value copy (struct Person) main::jesper ← { id: (byte) 4, name: (byte*) "jesper" }
-Adding value simple copy (byte) main::jesper_id ← (byte) 4
-Adding value bulk copy *((const byte*) main::jesper_name) ← memcpy(*(&(const byte*) $0), byte, (number) $10)
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call print_person (byte) main::jesper_id (const byte*) main::jesper_name 
-Unwinding value copy (struct Person) main::henriette ← { id: (byte) 7, name: (byte*) "henriette" }
-Adding value simple copy (byte) main::henriette_id ← (byte) 7
-Adding value bulk copy *((const byte*) main::henriette_name) ← memcpy(*(&(const byte*) $1), byte, (number) $10)
-Converted call struct value parameter to member unwinding (void~) main::$1 ← call print_person (byte) main::henriette_id (const byte*) main::henriette_name 
-Replacing struct member reference (struct Person) print_person::person.id with member unwinding reference (byte) print_person::person_id
-Replacing struct member reference (struct Person) print_person::person.name with member unwinding reference (byte*) print_person::person_name
-Replacing struct member reference (struct Person) print_person::person.name with member unwinding reference (byte*) print_person::person_name
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-4.log b/src/test/ref/struct-ptr-4.log
index a690056bf..7d74bea27 100644
--- a/src/test/ref/struct-ptr-4.log
+++ b/src/test/ref/struct-ptr-4.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((struct Point*) main::points).x with member unwinding reference *((byte*~) main::$3)
-Replacing struct member reference *((struct Point*) main::points).y with member unwinding reference *((byte*~) main::$4)
-Replacing struct member reference *((struct Point*) main::points).x with member unwinding reference *((byte*~) main::$5)
-Replacing struct member reference *((struct Point*) main::points).y with member unwinding reference *((byte*~) main::$6)
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-5.log b/src/test/ref/struct-ptr-5.log
index b4868fda6..15d1dec49 100644
--- a/src/test/ref/struct-ptr-5.log
+++ b/src/test/ref/struct-ptr-5.log
@@ -1,14 +1,4 @@
 Fixing struct type size struct Entry to 3
-Replacing struct member reference *((struct Entry*) main::entry0).next with member unwinding reference *((struct Entry**~) main::$7)
-Replacing struct member reference *((struct Entry*) main::entry0).value with member unwinding reference *((byte*~) main::$8)
-Replacing struct member reference *((struct Entry*) main::entry2).next with member unwinding reference *((struct Entry**~) main::$9)
-Replacing struct member reference *((struct Entry*) main::entry2).value with member unwinding reference *((byte*~) main::$10)
-Replacing struct member reference *((struct Entry*) main::entry1).next with member unwinding reference *((struct Entry**~) main::$11)
-Replacing struct member reference *((struct Entry*) main::entry1).value with member unwinding reference *((byte*~) main::$12)
-Replacing struct member reference *((struct Entry*) main::entry).value with member unwinding reference *((byte*~) main::$13)
-Replacing struct member reference *((struct Entry*) main::entry).next with member unwinding reference *((struct Entry**~) main::$14)
-Replacing struct member reference *((struct Entry*) main::entry).next with member unwinding reference *((struct Entry**~) main::$15)
-Replacing struct member reference *((struct Entry*) main::entry).next with member unwinding reference *((struct Entry**~) main::$16)
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-6.log b/src/test/ref/struct-ptr-6.log
index d58ecf86f..1bca8d8bd 100644
--- a/src/test/ref/struct-ptr-6.log
+++ b/src/test/ref/struct-ptr-6.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$0)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$1)
-Replacing struct member reference *((struct Point*) points).x with member unwinding reference *((byte*~) main::$2)
-Replacing struct member reference *((struct Point*) points).y with member unwinding reference *((byte*~) main::$3)
 
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 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-7.log b/src/test/ref/struct-ptr-7.log
index f5ca2163f..647f7116f 100644
--- a/src/test/ref/struct-ptr-7.log
+++ b/src/test/ref/struct-ptr-7.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const struct Point*) points + (number~) main::$0).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$0)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$1).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$1)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$2).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$2)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$3).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$3)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$4).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$4)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$5).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$5)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$6).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (number~) main::$6)
-Replacing struct member reference *((const struct Point*) points + (number~) main::$7).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (number~) main::$7)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-8.log b/src/test/ref/struct-ptr-8.log
index 277a09113..427c3854e 100644
--- a/src/test/ref/struct-ptr-8.log
+++ b/src/test/ref/struct-ptr-8.log
@@ -1,7 +1,3 @@
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$4).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$4)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$5).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$5)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$6).x with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$6)
-Replacing struct member reference *((const struct Point*) points + (byte~) main::$7).y with member unwinding reference *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$7)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/struct-ptr-9.log b/src/test/ref/struct-ptr-9.log
index edc7c5948..0782fb71c 100644
--- a/src/test/ref/struct-ptr-9.log
+++ b/src/test/ref/struct-ptr-9.log
@@ -1,8 +1,4 @@
 Constantified RValue *((const struct Point*) points + (byte~) main::$2) ← (struct Point){ (byte) 2, (byte) main::i }
-Unwinding value copy *((const struct Point*) points + (byte~) main::$2) ← (struct Point){ (byte) 2, (byte) main::i }
-Adding value simple copy *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_X + (byte~) main::$2) ← (byte) 2
-Adding value simple copy *((byte*)(const struct Point*) points+(const byte) OFFSET_STRUCT_POINT_Y + (byte~) main::$2) ← (byte) main::i
-Adding value bulk copy *((const nomodify struct Point*) main::SCREEN + (byte~) main::$3) ← memcpy(*((const struct Point*) points + (byte~) main::$3), struct Point, (const byte) SIZEOF_STRUCT_POINT)
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/test-comparisons-sword.log b/src/test/ref/test-comparisons-sword.log
index e060fc466..2051bd7ba 100644
--- a/src/test/ref/test-comparisons-sword.log
+++ b/src/test/ref/test-comparisons-sword.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -652,6 +650,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NE = (byte) 5
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
@@ -1926,6 +1947,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) compare((signed word) compare::w1 , (signed word) compare::w2 , (byte) compare::op)
 (byte) compare::op
 (byte) compare::op#0 101667.83333333331
@@ -3090,6 +3134,7 @@ Uplift Scope [compare] 700,007: zp[1]:10 [ compare::r#10 compare::r#12 compare::
 Uplift Scope [main] 22,985.29: zp[1]:5 [ main::s#3 main::s#5 main::s#7 main::s#10 main::s#1 ] 17,729.05: zp[1]:4 [ main::op#2 main::op#1 ] 2,002: zp[1]:24 [ main::$9 ] 1,689.19: zp[1]:3 [ main::j#2 main::j#1 ] 785.86: zp[2]:25 [ main::w2#0 ] 531.68: zp[2]:22 [ main::w1#0 ] 202: zp[1]:21 [ main::$8 ] 165.93: zp[1]:2 [ main::i#2 main::i#1 ] 
 Uplift Scope [memset] 33,336.67: zp[2]:19 [ memset::dst#2 memset::dst#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
@@ -3105,6 +3150,7 @@ Uplifting [main] best 947880 combination zp[1]:5 [ main::s#3 main::s#5 main::s#7
 Limited combination testing to 100 combinations of 256 possible.
 Uplifting [memset] best 947880 combination zp[2]:19 [ memset::dst#2 memset::dst#1 ] 
 Uplifting [MOS6526_CIA] best 947880 combination 
+Uplifting [MOS6581_SID] best 947880 combination 
 Uplifting [RADIX] best 947880 combination 
 Uplifting [print_ln] best 947880 combination 
 Uplifting [print_cls] best 947880 combination 
@@ -4185,6 +4231,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NE = (byte) 5
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
diff --git a/src/test/ref/test-comparisons-sword.sym b/src/test/ref/test-comparisons-sword.sym
index 1071d9a09..0e710cb0e 100644
--- a/src/test/ref/test-comparisons-sword.sym
+++ b/src/test/ref/test-comparisons-sword.sym
@@ -21,6 +21,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte) NE = (byte) 5
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
diff --git a/src/test/ref/test-comparisons-word.log b/src/test/ref/test-comparisons-word.log
index 65d2e24c6..428edebcf 100644
--- a/src/test/ref/test-comparisons-word.log
+++ b/src/test/ref/test-comparisons-word.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -606,6 +604,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
@@ -1824,6 +1845,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) compare((word) compare::w1 , (word) compare::w2 , (byte) compare::op)
 (byte) compare::op
 (byte) compare::op#0 101667.83333333331
@@ -2913,6 +2957,7 @@ Uplift Scope [compare] 700,007: zp[1]:10 [ compare::r#10 compare::r#12 compare::
 Uplift Scope [main] 22,985.29: zp[1]:5 [ main::s#3 main::s#5 main::s#7 main::s#10 main::s#1 ] 17,729.05: zp[1]:4 [ main::op#2 main::op#1 ] 2,002: zp[1]:24 [ main::$9 ] 1,689.19: zp[1]:3 [ main::j#2 main::j#1 ] 785.86: zp[2]:25 [ main::w2#0 ] 531.68: zp[2]:22 [ main::w1#0 ] 202: zp[1]:21 [ main::$8 ] 165.93: zp[1]:2 [ main::i#2 main::i#1 ] 
 Uplift Scope [memset] 33,336.67: zp[2]:19 [ memset::dst#2 memset::dst#1 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [RADIX] 
 Uplift Scope [print_ln] 
 Uplift Scope [print_cls] 
@@ -2927,6 +2972,7 @@ Uplifting [main] best 947810 combination zp[1]:5 [ main::s#3 main::s#5 main::s#7
 Limited combination testing to 100 combinations of 256 possible.
 Uplifting [memset] best 947810 combination zp[2]:19 [ memset::dst#2 memset::dst#1 ] 
 Uplifting [MOS6526_CIA] best 947810 combination 
+Uplifting [MOS6581_SID] best 947810 combination 
 Uplifting [RADIX] best 947810 combination 
 Uplifting [print_ln] best 947810 combination 
 Uplifting [print_cls] best 947810 combination 
@@ -3934,6 +3980,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/test-comparisons-word.sym b/src/test/ref/test-comparisons-word.sym
index 9344078a2..2dab0985d 100644
--- a/src/test/ref/test-comparisons-word.sym
+++ b/src/test/ref/test-comparisons-word.sym
@@ -16,6 +16,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) RADIX::BINARY = (number) 2
 (const byte) RADIX::DECIMAL = (number) $a
 (const byte) RADIX::HEXADECIMAL = (number) $10
diff --git a/src/test/ref/test-keyboard-space.log b/src/test/ref/test-keyboard-space.log
index 61a29845b..032fd3ee9 100644
--- a/src/test/ref/test-keyboard-space.log
+++ b/src/test/ref/test-keyboard-space.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -123,6 +115,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
@@ -360,6 +375,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) keyboard_init()
 (byte()) keyboard_key_pressed((byte) keyboard_key_pressed::key)
 (byte~) keyboard_key_pressed::$2 2002.0
@@ -579,6 +617,7 @@ Uplift Scope [keyboard_matrix_read] 3,667.33: zp[1]:7 [ keyboard_matrix_read::re
 Uplift Scope [keyboard_key_pressed] 2,002: zp[1]:5 [ keyboard_key_pressed::$2 ] 367.33: zp[1]:6 [ keyboard_key_pressed::return#0 ] 202: zp[1]:2 [ keyboard_key_pressed::return#2 ] 
 Uplift Scope [main] 202: zp[1]:3 [ main::$2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [keyboard_init] 
 Uplift Scope [] 
 
@@ -586,6 +625,7 @@ Uplifting [keyboard_matrix_read] best 1417 combination reg byte a [ keyboard_mat
 Uplifting [keyboard_key_pressed] best 1318 combination reg byte a [ keyboard_key_pressed::$2 ] reg byte a [ keyboard_key_pressed::return#0 ] reg byte a [ keyboard_key_pressed::return#2 ] 
 Uplifting [main] best 1258 combination reg byte a [ main::$2 ] 
 Uplifting [MOS6526_CIA] best 1258 combination 
+Uplifting [MOS6581_SID] best 1258 combination 
 Uplifting [keyboard_init] best 1258 combination 
 Uplifting [] best 1258 combination 
 
@@ -787,6 +827,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/test-keyboard-space.sym b/src/test/ref/test-keyboard-space.sym
index b072f3d61..15bc26a61 100644
--- a/src/test/ref/test-keyboard-space.sym
+++ b/src/test/ref/test-keyboard-space.sym
@@ -20,6 +20,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/test-keyboard.log b/src/test/ref/test-keyboard.log
index bc2a1e1d3..648c06623 100644
--- a/src/test/ref/test-keyboard.log
+++ b/src/test/ref/test-keyboard.log
@@ -1,11 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).PORT_B with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -306,6 +298,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A = (byte) 0
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
@@ -868,6 +883,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte()) keyboard_get_keycode((byte) keyboard_get_keycode::ch)
 (byte) keyboard_get_keycode::ch
 (byte) keyboard_get_keycode::ch#0 11002.0
@@ -1546,6 +1584,7 @@ Uplift Scope [main] 21,668.83: zp[1]:8 [ main::col#2 main::col#1 ] 20,002: zp[1]
 Uplift Scope [keyboard_key_pressed] 20,002: zp[1]:23 [ keyboard_key_pressed::rowidx#0 ] 20,002: zp[1]:25 [ keyboard_key_pressed::$2 ] 10,501.5: zp[1]:19 [ keyboard_key_pressed::key#0 ] 3,667.33: zp[1]:26 [ keyboard_key_pressed::return#0 ] 3,333.67: zp[1]:22 [ keyboard_key_pressed::colidx#0 ] 2,002: zp[1]:20 [ keyboard_key_pressed::return#2 ] 
 Uplift Scope [keyboard_get_keycode] 11,002: zp[1]:16 [ keyboard_get_keycode::ch#0 ] 3,667.33: zp[1]:28 [ keyboard_get_keycode::return#0 ] 2,002: zp[1]:17 [ keyboard_get_keycode::return#2 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [keyboard_init] 
 Uplift Scope [] 
 
@@ -1557,6 +1596,7 @@ Uplifting [keyboard_key_pressed] best 79629 combination reg byte a [ keyboard_ke
 Limited combination testing to 100 combinations of 3072 possible.
 Uplifting [keyboard_get_keycode] best 78423 combination reg byte x [ keyboard_get_keycode::ch#0 ] reg byte a [ keyboard_get_keycode::return#0 ] reg byte a [ keyboard_get_keycode::return#2 ] 
 Uplifting [MOS6526_CIA] best 78423 combination 
+Uplifting [MOS6581_SID] best 78423 combination 
 Uplifting [keyboard_init] best 78423 combination 
 Uplifting [] best 78423 combination 
 Attempting to uplift remaining variables inzp[1]:25 [ keyboard_key_pressed::$2 ]
@@ -2156,6 +2196,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/test-keyboard.sym b/src/test/ref/test-keyboard.sym
index 3736ca94e..2d3f8152a 100644
--- a/src/test/ref/test-keyboard.sym
+++ b/src/test/ref/test-keyboard.sym
@@ -66,6 +66,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR = (byte) 2
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B = (byte) 1
 (const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_B_DDR = (byte) 3
diff --git a/src/test/ref/textbox.log b/src/test/ref/textbox.log
index 6e99b72c5..b88e2cb8d 100644
--- a/src/test/ref/textbox.log
+++ b/src/test/ref/textbox.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -446,6 +444,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) draw_window((byte) draw_window::x1 , (byte) draw_window::y1 , (byte) draw_window::x2 , (byte) draw_window::y2)
 (number~) draw_window::$0
 (number~) draw_window::$1
@@ -1617,6 +1638,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) draw_window((byte) draw_window::x1 , (byte) draw_window::y1 , (byte) draw_window::x2 , (byte) draw_window::y2)
 (word~) draw_window::$14 2000002.0
 (word~) draw_window::$15 2000002.0
@@ -3201,6 +3245,7 @@ Uplift Scope [draw_window] 30,200,005: zp[1]:21 [ draw_window::x3#2 draw_window:
 Uplift Scope [textbox] 2,566,671.33: zp[1]:12 [ textbox::ls#2 textbox::ls#0 textbox::ls#1 ] 2,314,288.29: zp[1]:13 [ textbox::c#2 textbox::c#1 ] 769,555.81: zp[1]:14 [ textbox::x#5 textbox::x#10 textbox::x#0 textbox::x#7 textbox::x#17 textbox::x#1 textbox::x#12 ] 579,316.05: zp[2]:16 [ textbox::z#5 textbox::z#3 textbox::z#0 textbox::z#4 textbox::z#1 textbox::z#2 ] 460,446.71: zp[1]:15 [ textbox::y#5 textbox::y#12 textbox::y#0 textbox::y#11 textbox::y#1 textbox::y#2 ] 200,002: zp[2]:33 [ textbox::$8 ] 200,002: zp[2]:35 [ textbox::$32 ] 200,002: zp[1]:39 [ textbox::$39 ] 200,002: zp[1]:40 [ textbox::$40 ] 200,002: zp[1]:41 [ textbox::$36 ] 200,002: zp[1]:42 [ textbox::$37 ] 100,001: zp[1]:37 [ textbox::$15 ] 100,001: zp[1]:38 [ textbox::$17 ] 50,000.5: zp[1]:11 [ textbox::i#2 textbox::i#1 ] 48,936.28: zp[2]:9 [ textbox::text#12 ] 6,528.79: zp[1]:5 [ textbox::x1#4 textbox::x1#0 ] 6,478.29: zp[1]:7 [ textbox::x2#4 textbox::x2#0 ] 4,367.44: zp[1]:8 [ textbox::y2#4 textbox::y2#0 ] 2,002: zp[2]:29 [ textbox::$33 ] 2,002: zp[2]:31 [ textbox::$34 ] 1,501.5: zp[2]:27 [ textbox::$31 ] 552.5: zp[1]:6 [ textbox::y1#4 textbox::y1#0 ] 
 Uplift Scope [main] 3,503.5: zp[2]:3 [ main::wait#2 main::wait#1 ] 275.45: zp[1]:2 [ main::x#2 main::x#1 ] 202: zp[1]:22 [ main::$4 ] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [] 
 
 Uplifting [draw_window] best 192545 combination reg byte x [ draw_window::x3#2 draw_window::x3#1 draw_window::x3#0 ] zp[2]:73 [ draw_window::$26 ] zp[2]:75 [ draw_window::$35 ] reg byte x [ draw_window::x#2 draw_window::x#0 draw_window::x#1 ] reg byte x [ draw_window::y#2 draw_window::y#0 draw_window::y#1 ] zp[1]:20 [ draw_window::y3#2 draw_window::y3#1 draw_window::y3#0 ] reg byte a [ draw_window::$45 ] reg byte a [ draw_window::$46 ] zp[1]:77 [ draw_window::$42 ] zp[1]:78 [ draw_window::$43 ] zp[2]:81 [ draw_window::$19 ] zp[2]:83 [ draw_window::$31 ] zp[2]:85 [ draw_window::$20 ] zp[2]:87 [ draw_window::$32 ] zp[2]:89 [ draw_window::$14 ] zp[2]:91 [ draw_window::$27 ] zp[2]:93 [ draw_window::$15 ] zp[2]:95 [ draw_window::$28 ] zp[2]:71 [ draw_window::z#2 ] zp[2]:79 [ draw_window::z#1 ] zp[1]:25 [ draw_window::x2#0 ] zp[2]:45 [ draw_window::z#0 ] zp[1]:26 [ draw_window::y2#0 ] zp[1]:23 [ draw_window::x1#0 ] zp[2]:49 [ draw_window::q#0 ] zp[1]:43 [ draw_window::$36 ] zp[1]:44 [ draw_window::$37 ] zp[1]:47 [ draw_window::$39 ] zp[1]:48 [ draw_window::$40 ] zp[2]:51 [ draw_window::$2 ] zp[2]:53 [ draw_window::$29 ] zp[2]:55 [ draw_window::$3 ] zp[2]:57 [ draw_window::$30 ] zp[2]:59 [ draw_window::$4 ] zp[2]:61 [ draw_window::$33 ] zp[2]:63 [ draw_window::$5 ] zp[2]:65 [ draw_window::$34 ] zp[1]:67 [ draw_window::$6 ] zp[1]:68 [ draw_window::$8 ] zp[1]:24 [ draw_window::y1#0 ] 
@@ -3209,6 +3254,7 @@ Uplifting [textbox] best 176245 combination reg byte y [ textbox::ls#2 textbox::
 Limited combination testing to 100 combinations of 1769472 possible.
 Uplifting [main] best 176205 combination zp[2]:3 [ main::wait#2 main::wait#1 ] zp[1]:2 [ main::x#2 main::x#1 ] reg byte a [ main::$4 ] 
 Uplifting [MOS6526_CIA] best 176205 combination 
+Uplifting [MOS6581_SID] best 176205 combination 
 Uplifting [] best 176205 combination 
 Attempting to uplift remaining variables inzp[1]:20 [ draw_window::y3#2 draw_window::y3#1 draw_window::y3#0 ]
 Uplifting [draw_window] best 176205 combination zp[1]:20 [ draw_window::y3#2 draw_window::y3#1 draw_window::y3#0 ] 
@@ -4323,6 +4369,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) draw_window((byte) draw_window::x1 , (byte) draw_window::y1 , (byte) draw_window::x2 , (byte) draw_window::y2)
 (word~) draw_window::$14 zp[2]:35 2000002.0
 (word~) draw_window::$15 zp[2]:37 2000002.0
diff --git a/src/test/ref/textbox.sym b/src/test/ref/textbox.sym
index 58cdd58cc..21c78a873 100644
--- a/src/test/ref/textbox.sym
+++ b/src/test/ref/textbox.sym
@@ -15,6 +15,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) draw_window((byte) draw_window::x1 , (byte) draw_window::y1 , (byte) draw_window::x2 , (byte) draw_window::y2)
 (word~) draw_window::$14 zp[2]:35 2000002.0
 (word~) draw_window::$15 zp[2]:37 2000002.0
diff --git a/src/test/ref/tod-1.log b/src/test/ref/tod-1.log
index eae4ea3af..9c45654c6 100644
--- a/src/test/ref/tod-1.log
+++ b/src/test/ref/tod-1.log
@@ -1,75 +1,3 @@
-Created struct value member variable (byte) tod_init::tod_TENTHS
-Created struct value member variable (byte) tod_init::tod_SEC
-Created struct value member variable (byte) tod_init::tod_MIN
-Created struct value member variable (byte) tod_init::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_init::tod
-Created struct value member variable (byte) tod_read::return_TENTHS
-Created struct value member variable (byte) tod_read::return_SEC
-Created struct value member variable (byte) tod_read::return_MIN
-Created struct value member variable (byte) tod_read::return_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_read::return
-Created struct value member variable (byte) tod_read::tod_TENTHS
-Created struct value member variable (byte) tod_read::tod_SEC
-Created struct value member variable (byte) tod_read::tod_MIN
-Created struct value member variable (byte) tod_read::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_read::tod
-Created struct value member variable (byte) tod_str::tod_TENTHS
-Created struct value member variable (byte) tod_str::tod_SEC
-Created struct value member variable (byte) tod_str::tod_MIN
-Created struct value member variable (byte) tod_str::tod_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY) tod_str::tod
-Created struct value member variable (byte~) main::$2_TENTHS
-Created struct value member variable (byte~) main::$2_SEC
-Created struct value member variable (byte~) main::$2_MIN
-Created struct value member variable (byte~) main::$2_HOURS
-Converted struct value to member variables (struct TIME_OF_DAY~) main::$2
-Converted procedure struct value parameter to member unwinding (void()) tod_init((byte) tod_init::tod_TENTHS , (byte) tod_init::tod_SEC , (byte) tod_init::tod_MIN , (byte) tod_init::tod_HOURS)
-Converted procedure struct value parameter to member unwinding (byte*()) tod_str((byte) tod_str::tod_TENTHS , (byte) tod_str::tod_SEC , (byte) tod_str::tod_MIN , (byte) tod_str::tod_HOURS)
-Unwinding value copy (struct TIME_OF_DAY) tod_read::tod ← (struct TIME_OF_DAY){ (byte) tod_read::tenths, (byte) tod_read::secs, (byte) tod_read::mins, (byte) tod_read::hours }
-Adding value simple copy (byte) tod_read::tod_TENTHS ← (byte) tod_read::tenths
-Adding value simple copy (byte) tod_read::tod_SEC ← (byte) tod_read::secs
-Adding value simple copy (byte) tod_read::tod_MIN ← (byte) tod_read::mins
-Adding value simple copy (byte) tod_read::tod_HOURS ← (byte) tod_read::hours
-Unwinding value copy (struct TIME_OF_DAY) tod_read::return ← (struct TIME_OF_DAY) tod_read::tod
-Adding value simple copy (byte) tod_read::return_TENTHS ← (byte) tod_read::tod_TENTHS
-Adding value simple copy (byte) tod_read::return_SEC ← (byte) tod_read::tod_SEC
-Adding value simple copy (byte) tod_read::return_MIN ← (byte) tod_read::tod_MIN
-Adding value simple copy (byte) tod_read::return_HOURS ← (byte) tod_read::tod_HOURS
-Unwinding value copy (struct TIME_OF_DAY) tod_read::return ← (struct TIME_OF_DAY) tod_read::return
-Adding value simple copy (byte) tod_read::return_TENTHS ← (byte) tod_read::return_TENTHS
-Adding value simple copy (byte) tod_read::return_SEC ← (byte) tod_read::return_SEC
-Adding value simple copy (byte) tod_read::return_MIN ← (byte) tod_read::return_MIN
-Adding value simple copy (byte) tod_read::return_HOURS ← (byte) tod_read::return_HOURS
-Converted procedure struct return value to member unwinding return { (byte) tod_read::return_TENTHS, (byte) tod_read::return_SEC, (byte) tod_read::return_MIN, (byte) tod_read::return_HOURS }
-Converted call struct value parameter to member unwinding (void~) main::$0 ← call tod_init *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_TENTHS) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_SEC) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_MIN) *((byte*)&(struct TIME_OF_DAY) TOD_ZERO+(const byte) OFFSET_STRUCT_TIME_OF_DAY_HOURS) 
-Converted procedure call LValue to member unwinding { (byte~) main::$2_TENTHS, (byte~) main::$2_SEC, (byte~) main::$2_MIN, (byte~) main::$2_HOURS } ← call tod_read 
-Converted call struct value parameter to member unwinding (byte*~) main::$3 ← call tod_str (byte~) main::$2_TENTHS (byte~) main::$2_SEC (byte~) main::$2_MIN (byte~) main::$2_HOURS 
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_A_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TIMER_B_CONTROL with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.HOURS with member unwinding reference (byte) tod_init::tod_HOURS
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_HOURS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_HOURS)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.MIN with member unwinding reference (byte) tod_init::tod_MIN
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_MIN with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_MIN)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.SEC with member unwinding reference (byte) tod_init::tod_SEC
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_SEC with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_SEC)
-Replacing struct member reference (struct TIME_OF_DAY) tod_init::tod.TENTHS with member unwinding reference (byte) tod_init::tod_TENTHS
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_10THS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_HOURS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_HOURS)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_MIN with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_MIN)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_SEC with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_SEC)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA1).TOD_10THS with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA1+(const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS)
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.HOURS with member unwinding reference (byte) tod_str::tod_HOURS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.HOURS with member unwinding reference (byte) tod_str::tod_HOURS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.MIN with member unwinding reference (byte) tod_str::tod_MIN
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.MIN with member unwinding reference (byte) tod_str::tod_MIN
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.SEC with member unwinding reference (byte) tod_str::tod_SEC
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.SEC with member unwinding reference (byte) tod_str::tod_SEC
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.TENTHS with member unwinding reference (byte) tod_str::tod_TENTHS
-Replacing struct member reference (struct TIME_OF_DAY) tod_str::tod.TENTHS with member unwinding reference (byte) tod_str::tod_TENTHS
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 Eliminating unused variable with no statement (struct TIME_OF_DAY~) main::$2
 Unwinding list assignment { (byte~) main::$2_TENTHS, (byte~) main::$2_SEC, (byte~) main::$2_MIN, (byte~) main::$2_HOURS } ← { (byte) tod_read::return_TENTHS, (byte) tod_read::return_SEC, (byte) tod_read::return_MIN, (byte) tod_read::return_HOURS }
@@ -517,6 +445,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
@@ -1518,6 +1469,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (byte) TIME_OF_DAY::HOURS
 (byte) TIME_OF_DAY::MIN
 (byte) TIME_OF_DAY::SEC
@@ -2443,6 +2417,7 @@ Uplift Scope [tod_read] 367.33: zp[1]:52 [ tod_read::return_TENTHS#0 ] 220.4: zp
 Uplift Scope [tod_init] 37.33: zp[1]:14 [ tod_init::tod_HOURS#0 ] 22.4: zp[1]:13 [ tod_init::tod_MIN#0 ] 16: zp[1]:12 [ tod_init::tod_SEC#0 ] 12.44: zp[1]:11 [ tod_init::tod_TENTHS#0 ] 
 Uplift Scope [TIME_OF_DAY] 
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 
 Uplifting [gotoxy] best 8059 combination zp[2]:27 [ gotoxy::$9 ] zp[2]:29 [ gotoxy::$10 ] reg byte a [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#1 ] zp[2]:25 [ gotoxy::$8 ] zp[2]:31 [ gotoxy::offset#0 ] 
@@ -2454,6 +2429,7 @@ Limited combination testing to 100 combinations of 65536 possible.
 Uplifting [tod_init] best 6433 combination reg byte y [ tod_init::tod_HOURS#0 ] reg byte x [ tod_init::tod_MIN#0 ] zp[1]:12 [ tod_init::tod_SEC#0 ] zp[1]:11 [ tod_init::tod_TENTHS#0 ] 
 Uplifting [TIME_OF_DAY] best 6433 combination 
 Uplifting [MOS6526_CIA] best 6433 combination 
+Uplifting [MOS6581_SID] best 6433 combination 
 Uplifting [main] best 6433 combination 
 Attempting to uplift remaining variables inzp[1]:5 [ conio_cursor_y#20 conio_cursor_y#1 conio_cursor_y#18 conio_cursor_y#27 ]
 Uplifting [] best 6433 combination zp[1]:5 [ conio_cursor_y#20 conio_cursor_y#1 conio_cursor_y#18 conio_cursor_y#27 ] 
@@ -3105,6 +3081,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
diff --git a/src/test/ref/tod-1.sym b/src/test/ref/tod-1.sym
index 38bf65724..673df42eb 100644
--- a/src/test/ref/tod-1.sym
+++ b/src/test/ref/tod-1.sym
@@ -21,6 +21,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_A_CONTROL = (byte) $e
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TIMER_B_CONTROL = (byte) $f
 (const byte) OFFSET_STRUCT_MOS6526_CIA_TOD_10THS = (byte) 8
diff --git a/src/test/ref/typedef-1.log b/src/test/ref/typedef-1.log
index 655c69020..24027fb22 100644
--- a/src/test/ref/typedef-1.log
+++ b/src/test/ref/typedef-1.log
@@ -1,12 +1,3 @@
-Created struct value member variable (byte) main::p_x
-Created struct value member variable (byte) main::p_y
-Converted struct value to member variables (struct PointDef) main::p
-Unwinding value copy (struct PointDef) main::p ← { x: (byte) 4, y: (byte) 7 }
-Adding value simple copy (byte) main::p_x ← (byte) 4
-Adding value simple copy (byte) main::p_y ← (byte) 7
-Unwinding value copy *((struct PointDef*) main::SCREEN) ← (struct PointDef) main::p
-Adding value simple copy *((byte*~) main::$0) ← (byte) main::p_x
-Adding value simple copy *((byte*~) main::$1) ← (byte) main::p_y
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
diff --git a/src/test/ref/zeropage-sinus.log b/src/test/ref/zeropage-sinus.log
index f872857b9..18d4e8b3d 100644
--- a/src/test/ref/zeropage-sinus.log
+++ b/src/test/ref/zeropage-sinus.log
@@ -1,5 +1,3 @@
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A_DDR with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A_DDR)
-Replacing struct member reference *((const nomodify struct MOS6526_CIA*) CIA2).PORT_A with member unwinding reference *((byte*)(const nomodify struct MOS6526_CIA*) CIA2+(const byte) OFFSET_STRUCT_MOS6526_CIA_PORT_A)
 Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 
 
 CONTROL FLOW GRAPH SSA
@@ -107,6 +105,29 @@ SYMBOL TABLE SSA
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*)(number) $400
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*cos(toRadians(360*i/256)))
@@ -291,6 +312,29 @@ VARIABLE REGISTER WEIGHTS
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (void()) animSprite()
 (void()) main()
 (void()) restoreZeropage()
@@ -482,6 +526,7 @@ Statement asm { ldx#0 !: lda$00,x staZP_STORAGE,x inx bne!-  } always clobbers r
 
 REGISTER UPLIFT SCOPES
 Uplift Scope [MOS6526_CIA] 
+Uplift Scope [MOS6581_SID] 
 Uplift Scope [main] 
 Uplift Scope [saveZeropage] 
 Uplift Scope [restoreZeropage] 
@@ -490,6 +535,7 @@ Uplift Scope [animSprite]
 Uplift Scope [] 
 
 Uplifting [MOS6526_CIA] best 417 combination 
+Uplifting [MOS6581_SID] best 417 combination 
 Uplifting [main] best 417 combination 
 Uplifting [saveZeropage] best 417 combination 
 Uplifting [restoreZeropage] best 417 combination 
@@ -722,6 +768,29 @@ FINAL SYMBOL TABLE
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*cos(toRadians(360*i/256)))
diff --git a/src/test/ref/zeropage-sinus.sym b/src/test/ref/zeropage-sinus.sym
index 126427526..2245c4e55 100644
--- a/src/test/ref/zeropage-sinus.sym
+++ b/src/test/ref/zeropage-sinus.sym
@@ -15,6 +15,29 @@
 (byte) MOS6526_CIA::TOD_HOURS
 (byte) MOS6526_CIA::TOD_MIN
 (byte) MOS6526_CIA::TOD_SEC
+(byte) MOS6581_SID::CH1_ATTACK_DECAY
+(byte) MOS6581_SID::CH1_CONTROL
+(word) MOS6581_SID::CH1_FREQ
+(word) MOS6581_SID::CH1_PULSE_WIDTH
+(byte) MOS6581_SID::CH1_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH2_ATTACK_DECAY
+(byte) MOS6581_SID::CH2_CONTROL
+(word) MOS6581_SID::CH2_FREQ
+(word) MOS6581_SID::CH2_PULSE_WIDTH
+(byte) MOS6581_SID::CH2_SUSTAIN_RELEASE
+(byte) MOS6581_SID::CH3_ATTACK_DECAY
+(byte) MOS6581_SID::CH3_CONTROL
+(byte) MOS6581_SID::CH3_ENV
+(word) MOS6581_SID::CH3_FREQ
+(byte) MOS6581_SID::CH3_OSC
+(word) MOS6581_SID::CH3_PULSE_WIDTH
+(byte) MOS6581_SID::CH3_SUSTAIN_RELEASE
+(byte) MOS6581_SID::FILTER_CUTOFF_HIGH
+(byte) MOS6581_SID::FILTER_CUTOFF_LOW
+(byte) MOS6581_SID::FILTER_SETUP
+(byte) MOS6581_SID::POT_X
+(byte) MOS6581_SID::POT_Y
+(byte) MOS6581_SID::VOLUME_FILTER_MODE
 (const nomodify byte*) SCREEN = (byte*) 1024
 (const to_nomodify byte*) SINTABLE[(number) $100]  = kickasm {{ .for(var i=0;i<$100;i++)
         .byte round(127.5+127.5*cos(toRadians(360*i/256)))