diff --git a/src/main/java/dk/camelot64/kickc/fragment/AsmFragment.java b/src/main/java/dk/camelot64/kickc/fragment/AsmFragment.java
index 34684a629..5f7245c86 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/AsmFragment.java
+++ b/src/main/java/dk/camelot64/kickc/fragment/AsmFragment.java
@@ -62,7 +62,20 @@ public class AsmFragment {
     * @return The bound value to use in the generated ASM code
     */
    public AsmParameter getBoundValue(String name) {
-      Value boundValue = getBinding(name);
+      Value boundValue = null;
+      if(name.length()==2) {
+         // Short name!
+         for (String boundName : bindings.keySet()) {
+            if(boundName.substring(boundName.length()-2).equals(name)) {
+               boundValue = getBinding(boundName);
+               break;
+            }
+         }
+      } else {
+         // Long name
+         boundValue = getBinding(name);
+      }
+
       if (boundValue == null) {
          throw new RuntimeException("Binding '" + name + "' not found in fragment " + this.name + ".asm");
       }
diff --git a/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentManager.java b/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentManager.java
index 809729f4c..372a273d4 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentManager.java
+++ b/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentManager.java
@@ -86,12 +86,13 @@ public class AsmFragmentManager {
     */
    private static CharStream synthesizeFragment(String signature, CompileLog log) {
 
-      Map<String, String> mapZpsby = new LinkedHashMap<>();
-      mapZpsby.put("zpsby2", "zpsby1");
-      mapZpsby.put("zpsby3", "zpsby2");
-      Map<String, String> mapZpby = new LinkedHashMap<>();
-      mapZpby.put("zpby2", "zpby1");
-      mapZpby.put("zpby3", "zpby2");
+      Map<String, String> mapZ = new LinkedHashMap<>();
+      mapZ.put("vbsz2", "vbsz1");
+      mapZ.put("vbsz3", "vbsz2");
+      mapZ.put("vbuz2", "vbuz1");
+      mapZ.put("vbuz3", "vbuz2");
+      mapZ.put("z2", "z1");
+      mapZ.put("z3", "z2");
       Map<String, String> mapZpptrby = new LinkedHashMap<>();
       mapZpptrby.put("zpptrby2", "zpptrby1");
       mapZpptrby.put("zpptrby3", "zpptrby2");
@@ -112,9 +113,9 @@ public class AsmFragmentManager {
       mapZpptrToWord3.put("zpptrby1", "zpwo1");
       mapZpptrToWord3.put("zpptrby2", "zpwo2");
       Map<String, String> mapSbyToBy = new LinkedHashMap<>();
-      mapSbyToBy.put("zpsby1", "zpby1");
-      mapSbyToBy.put("zpsby2", "zpby2");
-      mapSbyToBy.put("zpsby3", "zpby3");
+      mapSbyToBy.put("vbsz1", "vbuz1");
+      mapSbyToBy.put("vbsz2", "vbuz2");
+      mapSbyToBy.put("vbsz3", "vbuz3");
       mapSbyToBy.put("cosby1", "coby1");
       mapSbyToBy.put("cosby2", "coby2");
       mapSbyToBy.put("cosby3", "coby3");
@@ -129,19 +130,19 @@ public class AsmFragmentManager {
       synths.add(new FragmentSynthesis("(.*)=(.*)_(band|bor|bxor|plus)_(vb.yy)", ".*=vb.[axy][axy]_.*", null, "$1=$4_$3_$2", null, null));
 
       synths.add(new FragmentSynthesis("vbuxx=(.*)", null, null, "vbuaa=$1", "tax\n", null));
-      synths.add(new FragmentSynthesis("vbsxx=(.*)", null, null, "vbuaa=$1", "tax\n", null));
+      synths.add(new FragmentSynthesis("vbsxx=(.*)", null, null, "vbsaa=$1", "tax\n", null));
       synths.add(new FragmentSynthesis("vbuyy=(.*)", null, null, "vbuaa=$1", "tay\n", null));
       synths.add(new FragmentSynthesis("vbsyy=(.*)", null, null, "vbsaa=$1", "tay\n", null));
-      synths.add(new FragmentSynthesis("zpby1=(.*)", ".*=.*zpby1.*", null, "vbuaa=$1", "sta {zpby1}\n", mapZpby));
-      synths.add(new FragmentSynthesis("zpsby1=(.*)", ".*=.*zpsby1.*", null, "vbsaa=$1", "sta {zpsby1}\n", mapZpsby));
+      synths.add(new FragmentSynthesis("vbuz1=(.*)", ".*=.*vb.z1.*", null, "vbuaa=$1", "sta {vbuz1}\n", mapZ));
+      synths.add(new FragmentSynthesis("vbsz1=(.*)", ".*=.*vb.z1.*", null, "vbsaa=$1", "sta {vbsz1}\n", mapZ));
       synths.add(new FragmentSynthesis("_deref_cowo1=(.*)", null, null, "vbuaa=$1", "sta {cowo1}\n", mapConst));
       synths.add(new FragmentSynthesis("_deref_zpptrby1=(.*)", ".*=.*zpptrby1.*", null, "vbuaa=$1", "ldy #0\n" + "sta ({zpptrby1}),y\n", mapZpptrby));
-      synths.add(new FragmentSynthesis("cowo1_derefidx_zpby1=(.*)", null, null, "vbuaa=$1", "ldx {zpby1}\n"+"sta {cowo1},x\n", mapZpby));
+      synths.add(new FragmentSynthesis("cowo1_derefidx_vbuz1=(.*)", null, null, "vbuaa=$1", "ldx {vbuz1}\n"+"sta {cowo1},x\n", mapZ));
 
       synths.add(new FragmentSynthesis("(.*)=vbuxx(.*)", ".*=.*vb.aa.*", "txa\n", "$1=vbuaa$2", null, null));
       synths.add(new FragmentSynthesis("(.*)=vbuyy(.*)", ".*=.*vb.aa.*", "tya\n", "$1=vbuaa$2", null, null));
-      synths.add(new FragmentSynthesis("(.*)=zpby1(.*)", ".*=.*vb.aa.*|zpby1=.*", "lda {zpby1}\n", "$1=vbuaa$2", null, mapZpby));
-      synths.add(new FragmentSynthesis("(.*)=zpsby1(.*)", ".*=.*vb.aa.*|zpsby1=.*", "lda {zpsby1}\n", "$1=vbuaa$2", null, mapZpsby));
+      synths.add(new FragmentSynthesis("(.*)=vbuz1(.*)", ".*=.*vb.aa.*|vbuz1=.*", "lda {vbuz1}\n", "$1=vbuaa$2", null, mapZ));
+      synths.add(new FragmentSynthesis("(.*)=vbsz1(.*)", ".*=.*vb.aa.*|vbsz1=.*", "lda {vbsz1}\n", "$1=vbuaa$2", null, mapZ));
       synths.add(new FragmentSynthesis("(.*)=_deref_cowo1(.*)", ".*=.*vb.aa.*", "lda {cowo1}\n", "$1=vbuaa$2", null, mapConst));
       synths.add(new FragmentSynthesis("(.*)=_deref_zpptrby1(.*)", ".*=.*vb.aa.*|.*=.*vb.yy.*", "ldy #0\n" + "lda ({zpptrby1}),y\n", "$1=vbuaa$2", null, mapZpptrby));
 
@@ -149,19 +150,19 @@ public class AsmFragmentManager {
       synths.add(new FragmentSynthesis("(.*)=(.*)_vbsxx", ".*=vb.[ax][ax].*vb.xx|.*derefidx_vb.xx", "txa\n", "$1=$2_vbsaa", null, null));
       synths.add(new FragmentSynthesis("(.*)=(.*)_vbuyy", ".*=[ay]s?by.*vb.yy|.*derefidx_vb.yy", "tya\n", "$1=$2_vbuaa", null, null));
       synths.add(new FragmentSynthesis("(.*)=(.*)_vbsyy", ".*=[ay]s?by.*vb.yy|.*derefidx_vb.yy", "tya\n", "$1=$2_vbsaa", null, null));
-      synths.add(new FragmentSynthesis("(.*)=(.*)_zpby1", ".*=.*vb.aa.*|.*zps?by1.*_zps?by1", "lda {zpby1}\n", "$1=$2_vbuaa", null, mapZpby));
-      synths.add(new FragmentSynthesis("(.*)=(.*)_zpsby1", ".*=.*vb.aa.*|.*zps?by1.*_zps?by1", "lda {zpsby1}\n", "$1=$2_vbsaa", null, mapZpsby));
+      synths.add(new FragmentSynthesis("(.*)=(.*)_vbuz1", ".*=.*vb.aa.*|.*vb.z1.*_vb.z1", "lda {vbuz1}\n", "$1=$2_vbuaa", null, mapZ));
+      synths.add(new FragmentSynthesis("(.*)=(.*)_vbsz1", ".*=.*vb.aa.*|.*vb.z1.*_vb.z1", "lda {vbsz1}\n", "$1=$2_vbsaa", null, mapZ));
 
-      synths.add(new FragmentSynthesis("zpby1=zpby1(.*)", ".*=.*vb.aa.*", "lda {zpby1}\n", "vbuaa=vbuaa$1", "sta {zpby1}\n", mapZpby));
-      synths.add(new FragmentSynthesis("zpsby1=zpsby1(.*)", ".*=.*vb.aa.*", "lda {zpsby1}\n", "vbsaa=vbsaa$1", "sta {zpsby1}\n", mapZpby));
+      synths.add(new FragmentSynthesis("vbuz1=vbuz1(.*)", ".*=.*vb.aa.*", "lda {vbuz1}\n", "vbuaa=vbuaa$1", "sta {vbuz1}\n", mapZ));
+      synths.add(new FragmentSynthesis("vbsz1=vbsz1(.*)", ".*=.*vb.aa.*", "lda {vbsz1}\n", "vbsaa=vbsaa$1", "sta {vbsz1}\n", mapZ));
 
       synths.add(new FragmentSynthesis("(.*)=(.*)_derefidx_vbuaa", ".*=.*vb.yy.*", "tay\n", "$1=$2_derefidx_vbuyy", null, null));
       synths.add(new FragmentSynthesis("(.*)=(.*)_derefidx_vbuaa", ".*=.*vb.xx.*", "tax\n", "$1=$2_derefidx_vbuxx", null, null));
-      synths.add(new FragmentSynthesis("(.*)=(.*)_derefidx_zpby1", ".*=.*vb.yy.*", "ldy {zpby1}\n", "$1=$2_derefidx_vbuyy", null, mapZpby));
-      synths.add(new FragmentSynthesis("(.*)=(.*)_derefidx_zpby1", ".*=.*vb.xx.*", "ldx {zpby1}\n", "$1=$2_derefidx_vbuxx", null, mapZpby));
+      synths.add(new FragmentSynthesis("(.*)=(.*)_derefidx_vbuz1", ".*=.*vb.yy.*", "ldy {vbuz1}\n", "$1=$2_derefidx_vbuyy", null, mapZ));
+      synths.add(new FragmentSynthesis("(.*)=(.*)_derefidx_vbuz1", ".*=.*vb.xx.*", "ldx {vbuz1}\n", "$1=$2_derefidx_vbuxx", null, mapZ));
 
-      synths.add(new FragmentSynthesis("zpby1_(lt|gt|le|ge|eq|neq)_(.*)", ".*vb.aa.*", "lda {zpby1}\n", "vbuaa_$1_$2", null, mapZpby));
-      synths.add(new FragmentSynthesis("zpsby1_(lt|gt|le|ge|eq|neq)_(.*)", ".*vb.aa.*", "lda {zpsby1}\n", "vbsaa_$1_$2", null, mapZpsby));
+      synths.add(new FragmentSynthesis("vbuz1_(lt|gt|le|ge|eq|neq)_(.*)", ".*vb.aa.*", "lda {vbuz1}\n", "vbuaa_$1_$2", null, mapZ));
+      synths.add(new FragmentSynthesis("vbsz1_(lt|gt|le|ge|eq|neq)_(.*)", ".*vb.aa.*", "lda {vbsz1}\n", "vbsaa_$1_$2", null, mapZ));
       synths.add(new FragmentSynthesis("_deref_cowo1_(lt|gt|le|ge|eq|neq)_(.*)", ".*vb.aa.*", "lda {cowo1}\n", "vbuaa_$1_$2", null, mapConst));
       synths.add(new FragmentSynthesis("_deref_zpptrby1_(lt|gt|le|ge|eq|neq)_(.*)", ".*=.*vb.aa.*|.*=.*vb.yy.*", "ldy #0\n" + "lda ({zpptrby1}),y\n", "vbuaa_$1_$2", null, mapZpptrby));
       synths.add(new FragmentSynthesis("(.*)_ge_(vb.aa)_then_(.*)", ".*vb.aa.*_ge.*", null, "$2_lt_$1_then_$3", null, null));
@@ -188,9 +189,10 @@ public class AsmFragmentManager {
       synths.add(new FragmentSynthesis("zpptrby1=zpptrby1_(sethi|setlo|plus|minus)_zpwo1", null, null, "zpptrby1=zpptrby1_$1_zpwo1", null, mapZpptrToWord2));
       synths.add(new FragmentSynthesis("zpptrby1=zpptrby2_(sethi|setlo|plus|minus)_zpwo1", null, null, "zpptrby1=zpptrby2_$1_zpwo1", null, mapZpptrToWord3));
 
-      synths.add(new FragmentSynthesis("(zpsby.|vbsaa|vbsxx|vbsyy)_(eq|neq)_(zpsby.|csoby.|vbsaa|vbsxx|vbsyy)_then_(.*)", null, null, "$1_$2_$3_then_$4", null, mapSbyToBy));
-      synths.add(new FragmentSynthesis("(zpsby.|vbsaa|vbsxx|vbsyy)=(zpsby.|cosby.|vbsaa|vbsxx|vbsyy)", null, null, "$1=$2", null, mapSbyToBy));
-      synths.add(new FragmentSynthesis("(zpsby.|vbsaa|vbsxx|vbsyy)=(zpsby.|csoby.|vbsaa|vbsxx|vbsyy)_(plus|band|bxor|bor)_(zpsby.|csoby.|vbsaa|vbsxx|vbsyy)", null, null, "$1=$2_$3_$4", null, mapSbyToBy));
+      synths.add(new FragmentSynthesis("(vbsz.|vbsaa|vbsxx|vbsyy)_(eq|neq)_(vbsz.|csoby.|vbsaa|vbsxx|vbsyy)_then_(.*)", null, null, "$1_$2_$3_then_$4", null, mapSbyToBy));
+      synths.add(new FragmentSynthesis("(vbsz.|vbsaa|vbsxx|vbsyy)=(vbsz.|cosby.|vbsaa|vbsxx|vbsyy)", null, null, "$1=$2", null, mapSbyToBy));
+      synths.add(new FragmentSynthesis("(vbsz.|vbsaa|vbsxx|vbsyy)=(vbsz.|csoby.|vbsaa|vbsxx|vbsyy)_(plus|band|bxor|bor)_(vbsz.|csoby.|vbsaa|vbsxx|vbsyy)", null, null, "$1=$2_$3_$4", null, mapSbyToBy));
+      synths.add(new FragmentSynthesis("(vbsz.|vbsaa|vbsxx|vbsyy)=_(inc|dec)_(vbsz.|csoby.|vbsaa|vbsxx|vbsyy)", null, null, "$1=_$2_$3", null, mapSbyToBy));
 
       for (FragmentSynthesis synth : synths) {
          CharStream synthesized = synth.synthesize(signature, log);
@@ -208,7 +210,7 @@ public class AsmFragmentManager {
 
    /**
     * Bindings/mappings used when synthesizing one fragment from another fragment.
-    * Eg. when synthesizing zpby1=zpby2_plus_zpby3 from vbuaa=zpby1_plus_zpby2 the bindings (zpby2->zpby1, zpby3->zpby2) are used.
+    * Eg. when synthesizing vbuz1=vbuz2_plus_vbuz3 from vbuaa=vbuz1_plus_vbuz2 the bindings (vbuz2->vbuz1, vbuz3->vbuz2) are used.
     * <p>
     * Often the same bindings are used in the signature-name and in the asm-code, but the bindings can be different.
     * Eg. when synthesizing zpptrby1=zpptrby2_plus_zpwo1 from zpwo1=zpwo2_plus_zpwo3 the bindings (zpptrby1->zpwo1, zpptrby2->zpwo2, zpwo1->zpwo3)
@@ -268,7 +270,7 @@ public class AsmFragmentManager {
                      List<String> reverse = new ArrayList<>(bindMappings.keySet());
                      Collections.reverse(reverse);
                      for (String bound : reverse) {
-                        subFragment = subFragment.replace(bindMappings.get(bound), bound);
+                        subFragment = subFragment.replace("{"+bindMappings.get(bound)+"}", "{"+bound+"}");
                      }
                   }
                   newFragment.append(subFragment);
diff --git a/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentSignature.java b/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentSignature.java
index 252ad38a3..886327923 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentSignature.java
+++ b/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentSignature.java
@@ -241,15 +241,9 @@ public class AsmFragmentSignature {
          // Create a new suitable name
          if (Registers.RegisterType.ZP_BYTE.equals(register.getType())) {
             SymbolType varType = ((Variable) value).getType();
-            if (SymbolType.isByte(varType)) {
-               String name = "zpby" + nextZpByteIdx++;
-               bindings.put(name, value);
-               return name;
-            } else if (SymbolType.isSByte(varType)) {
-               String name = "zpsby" + nextZpSByteIdx++;
-               bindings.put(name, value);
-               return name;
-            }
+            String name = getTypePrefix(varType) + getRegisterName(register);
+            bindings.put(name, value);
+            return name;
          } else if (Registers.RegisterType.REG_X_BYTE.equals(register.getType())) {
             SymbolType varType = ((Variable) value).getType();
             if (SymbolType.isByte(varType)) {
@@ -336,6 +330,59 @@ public class AsmFragmentSignature {
       throw new RuntimeException("Binding of value type not supported " + value);
    }
 
+   /**
+    * Get the symbol type part of the binding name (eg. vbu/pws/...)
+    * @param type The type
+    * @return The type name
+    */
+   private String getTypePrefix(SymbolType type) {
+      if (SymbolType.isByte(type)) {
+         return "vbu";
+      } else if (SymbolType.isSByte(type)) {
+         return "vbs";
+      } else {
+         throw new RuntimeException("Not implemented "+type);
+      }
+   }
+
+   /**
+    * Get the register part of the binding name (eg. aa, z1, c2, ...).
+    * Examines all previous bindings to reuse register index if the same register is bound multiple times.
+    * @param register The register
+    * @return The register part of the binding name.
+    */
+   private String getRegisterName(Registers.Register register) {
+      if(Registers.RegisterType.ZP_BYTE.equals(register.getType())) {
+         return "z"+ getRegisterZpNameIdx((Registers.RegisterZp) register);
+      } else {
+         throw new RuntimeException("Not implemented "+register.getType());
+      }
+   }
+
+   /**
+    * Get the register ZP name index to use for a specific register.
+    * Examines all previous bindings to reuse register index if the same register is bound multiple times.
+    * @param register The register to find an index for
+    * @return The index. Either reused ot allocated from {@link #nextZpByteIdx}
+    */
+   private String getRegisterZpNameIdx(Registers.RegisterZp register) {
+      Registers.RegisterZp registerZp = register;
+      for (String boundName : bindings.keySet()) {
+         Value boundValue = bindings.get(boundName);
+         if(boundValue instanceof Variable) {
+            Registers.Register boundRegister = ((Variable) boundValue).getAllocation();
+            if(boundRegister!=null && boundRegister.isZp()) {
+               Registers.RegisterZp boundRegisterZp = (Registers.RegisterZp) boundRegister;
+               if(registerZp.getZp()==boundRegisterZp.getZp()) {
+                  // Found other register with same ZP address!
+                  return boundName.substring(boundName.length()-1);
+               }
+            }
+         }
+      }
+      return Integer.toString(nextZpByteIdx++);
+   }
+
 
    public Program getProgram() {
       return program;
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_cowo1=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_cowo1=vbuz1.asm
new file mode 100644
index 000000000..3d7bd8e61
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_cowo1=vbuz1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+sta {cowo1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_cowo1=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_cowo1=zpby1.asm
deleted file mode 100644
index d9daf4c3d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_cowo1=zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-sta {cowo1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_zpptrby1=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_zpptrby1=vbuz1.asm
new file mode 100644
index 000000000..33a80f208
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_zpptrby1=vbuz1.asm
@@ -0,0 +1,3 @@
+ldy #0
+lda {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_zpptrby1=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_zpptrby1=zpby1.asm
deleted file mode 100644
index b8b17a8e1..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/_deref_zpptrby1=zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-ldy #0
-lda {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_ge_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_ge_vbuz1_then_la1.asm
new file mode 100644
index 000000000..4e2f94eb9
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_ge_vbuz1_then_la1.asm
@@ -0,0 +1,3 @@
+lda #{coby1}
+cmp {z1}
+bcs {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_ge_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_ge_zpby1_then_la1.asm
deleted file mode 100644
index 7ab374d02..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_ge_zpby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda #{coby1}
-cmp {zpby1}
-bcs {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_le_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_le_vbuz1_then_la1.asm
similarity index 52%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/coby1_le_zpby1_then_la1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/coby1_le_vbuz1_then_la1.asm
index f06ac6d0d..7cf0501a5 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_le_zpby1_then_la1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_le_vbuz1_then_la1.asm
@@ -1,4 +1,4 @@
 lda #{coby1}
-cmp {zpby1}
+cmp {z1}
 bcc {la1}
-beq {la1}
\ No newline at end of file
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_lt_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_lt_vbuz1_then_la1.asm
new file mode 100644
index 000000000..92653e364
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_lt_vbuz1_then_la1.asm
@@ -0,0 +1,3 @@
+lda #{coby1}
+cmp {z1}
+bcc {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_lt_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_lt_zpby1_then_la1.asm
deleted file mode 100644
index e11d36391..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/coby1_lt_zpby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda #{coby1}
-cmp {zpby1}
-bcc {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuaa=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuaa=vbuz1.asm
new file mode 100644
index 000000000..7312c81d1
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuaa=vbuz1.asm
@@ -0,0 +1,3 @@
+tax
+lda {z1}
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuaa=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuaa=zpby1.asm
deleted file mode 100644
index 1d4ceb929..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuaa=zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tax
-lda {zpby1}
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuxx=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuxx=vbuz1.asm
new file mode 100644
index 000000000..b6d96b1f8
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuxx=vbuz1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuxx=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuxx=zpby1.asm
deleted file mode 100644
index 4179c4cb0..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuxx=zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuyy=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuyy=vbuz1.asm
new file mode 100644
index 000000000..7ed622433
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuyy=vbuz1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+sta {cowo1},y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuyy=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuyy=zpby1.asm
deleted file mode 100644
index 3c8089e70..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuyy=zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-sta {cowo1},y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=coby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=coby2.asm
new file mode 100644
index 000000000..ac43797d9
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=coby2.asm
@@ -0,0 +1,3 @@
+lda #{coby2}
+ldx {z1}
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbsaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbsaa.asm
new file mode 100644
index 000000000..16d87f8df
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbsaa.asm
@@ -0,0 +1,2 @@
+ldx {z1}
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuaa.asm
new file mode 100644
index 000000000..16d87f8df
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuaa.asm
@@ -0,0 +1,2 @@
+ldx {z1}
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuxx.asm
new file mode 100644
index 000000000..6b856e63d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuxx.asm
@@ -0,0 +1,3 @@
+txa
+ldx {z1}
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuyy.asm
new file mode 100644
index 000000000..aa9ec831e
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuyy.asm
@@ -0,0 +1,3 @@
+tya
+ldy {z1}
+sta {cowo1},y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuz1.asm
new file mode 100644
index 000000000..a6b4ebd9d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_vbuz1=vbuz1.asm
@@ -0,0 +1,3 @@
+ldx {z1}
+txa
+sta {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=coby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=coby2.asm
deleted file mode 100644
index d4620e704..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=coby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda #{coby2}
-ldx {zpby1}
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbsaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbsaa.asm
deleted file mode 100644
index 1c9294ab6..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbsaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldx {zpby1}
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuaa.asm
deleted file mode 100644
index 1c9294ab6..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldx {zpby1}
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuxx.asm
deleted file mode 100644
index c1cdf8a55..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-txa
-ldx {zpby1}
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuyy.asm
deleted file mode 100644
index c96484a92..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=vbuyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tya
-ldy {zpby1}
-sta {cowo1},y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=zpby1.asm
deleted file mode 100644
index abd4ee73e..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/cowo1_derefidx_zpby1=zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-ldx {zpby1}
-txa
-sta {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbsxx=_sbyte_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbsxx=_sbyte_vbuz1.asm
new file mode 100644
index 000000000..fdb9af5ef
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbsxx=_sbyte_vbuz1.asm
@@ -0,0 +1 @@
+ldx {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbsxx=_sbyte_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbsxx=_sbyte_zpby1.asm
deleted file mode 100644
index 269f3a259..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbsxx=_sbyte_zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-ldx {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_dec_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_dec_vbuz1.asm
new file mode 100644
index 000000000..cd39f6cec
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_dec_vbuz1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+sec
+sbc #1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_dec_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_dec_zpby1.asm
deleted file mode 100644
index 2ccbb1ff9..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_dec_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-sec
-sbc #1
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_inc_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_inc_vbuz1.asm
new file mode 100644
index 000000000..b9971c0c7
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_inc_vbuz1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+clc
+adc #1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_inc_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_inc_zpby1.asm
deleted file mode 100644
index 93183cb61..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=_inc_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-clc
-adc #1
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=coby1_plus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=coby1_plus_vbuz1.asm
new file mode 100644
index 000000000..13bd4e0c4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=coby1_plus_vbuz1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+clc
+adc #{coby1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=coby1_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=coby1_plus_zpby1.asm
deleted file mode 100644
index 159b74b48..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=coby1_plus_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-clc
-adc #{coby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=cowo1_derefidx_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=cowo1_derefidx_vbuz1.asm
new file mode 100644
index 000000000..5342ff23c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=cowo1_derefidx_vbuz1.asm
@@ -0,0 +1,2 @@
+ldx {z1}
+lda {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=cowo1_derefidx_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=cowo1_derefidx_zpby1.asm
deleted file mode 100644
index 1900d8607..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=cowo1_derefidx_zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldx {zpby1}
-lda {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_band_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_band_vbuz1.asm
new file mode 100644
index 000000000..b0e8c41eb
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_band_vbuz1.asm
@@ -0,0 +1 @@
+and {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_band_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_band_zpby1.asm
deleted file mode 100644
index dfdb39485..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_band_zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-and {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bor_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bor_vbuz1.asm
new file mode 100644
index 000000000..b884d11c4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bor_vbuz1.asm
@@ -0,0 +1 @@
+ora {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bor_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bor_zpby1.asm
deleted file mode 100644
index 27e435a99..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bor_zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-ora {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bxor_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bxor_vbuz1.asm
new file mode 100644
index 000000000..2d6ab850c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bxor_vbuz1.asm
@@ -0,0 +1 @@
+xor {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bxor_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bxor_zpby1.asm
deleted file mode 100644
index dcaf0c873..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_bxor_zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-xor {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_minus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_minus_vbuz1.asm
new file mode 100644
index 000000000..66b19bd6b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_minus_vbuz1.asm
@@ -0,0 +1,2 @@
+sec
+sbc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_minus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_minus_zpby1.asm
deleted file mode 100644
index e26ac8218..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_minus_zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sec
-sbc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_plus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_plus_vbuz1.asm
new file mode 100644
index 000000000..ce176f540
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_plus_vbuz1.asm
@@ -0,0 +1,2 @@
+clc
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_plus_zpby1.asm
deleted file mode 100644
index b4d3dbf05..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuaa_plus_zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-clc
-adc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_minus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_minus_vbuz1.asm
new file mode 100644
index 000000000..659b5ed0f
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_minus_vbuz1.asm
@@ -0,0 +1,3 @@
+txa
+sec
+sbc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_minus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_minus_zpby1.asm
deleted file mode 100644
index dc5cdafc5..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_minus_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-txa
-sec
-sbc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_plus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_plus_vbuz1.asm
new file mode 100644
index 000000000..ff63bafa9
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_plus_vbuz1.asm
@@ -0,0 +1,3 @@
+txa
+clc
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_plus_zpby1.asm
deleted file mode 100644
index cace7211d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuxx_plus_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-txa
-clc
-adc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_minus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_minus_vbuz1.asm
new file mode 100644
index 000000000..45e4c4260
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_minus_vbuz1.asm
@@ -0,0 +1,3 @@
+tya
+sec
+sbc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_minus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_minus_zpby1.asm
deleted file mode 100644
index 817ae12d1..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_minus_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tya
-sec
-sbc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_plus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_plus_vbuz1.asm
new file mode 100644
index 000000000..5f4a43974
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_plus_vbuz1.asm
@@ -0,0 +1,3 @@
+tya
+clc
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_plus_zpby1.asm
deleted file mode 100644
index 201b6aab1..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuyy_plus_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tya
-clc
-adc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1.asm
new file mode 100644
index 000000000..cf2632f40
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1.asm
@@ -0,0 +1 @@
+lda {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_bor_cowo1_derefidx_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_bor_cowo1_derefidx_vbuz2.asm
new file mode 100644
index 000000000..d07c62cb4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_bor_cowo1_derefidx_vbuz2.asm
@@ -0,0 +1,3 @@
+lda {z1}
+ldx {z2}
+ora {cowo1},x
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_1.asm
new file mode 100644
index 000000000..cd39f6cec
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+sec
+sbc #1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_coby1.asm
new file mode 100644
index 000000000..18600e9cf
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_coby1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+sec
+sbc #{coby1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuaa.asm
similarity index 52%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuaa.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuaa.asm
index 161937233..2f0bf1757 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuaa.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuaa.asm
@@ -1,3 +1,3 @@
 eor #$ff
 sec
-adc {zpby1}
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuxx.asm
similarity index 62%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuxx.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuxx.asm
index 51e64da2b..880ba3254 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuxx.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuxx.asm
@@ -1,4 +1,4 @@
 stx $ff
-lda {zpby1}
+lda {z1}
 sec
 sbc $ff
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuyy.asm
similarity index 62%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuyy.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuyy.asm
index 00815f62a..df15d4ff1 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_vbuyy.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuyy.asm
@@ -1,4 +1,4 @@
 sty $ff
-lda {zpby1}
+lda {z1}
 sec
 sbc $ff
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuz2.asm
new file mode 100644
index 000000000..5ce197b30
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_minus_vbuz2.asm
@@ -0,0 +1,3 @@
+lda {z1}
+sec
+sbc {z2}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_1.asm
new file mode 100644
index 000000000..b9971c0c7
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+clc
+adc #1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_coby1.asm
new file mode 100644
index 000000000..13bd4e0c4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_coby1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+clc
+adc #{coby1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuaa.asm
new file mode 100644
index 000000000..ce176f540
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuaa.asm
@@ -0,0 +1,2 @@
+clc
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuxx.asm
new file mode 100644
index 000000000..ff63bafa9
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuxx.asm
@@ -0,0 +1,3 @@
+txa
+clc
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuyy.asm
new file mode 100644
index 000000000..5f4a43974
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuyy.asm
@@ -0,0 +1,3 @@
+tya
+clc
+adc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuz2.asm
new file mode 100644
index 000000000..0f22d1aac
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_plus_vbuz2.asm
@@ -0,0 +1,3 @@
+lda {z1}
+clc
+adc {z2}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_ror_2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_ror_2.asm
new file mode 100644
index 000000000..a04b6d2c7
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=vbuz1_ror_2.asm
@@ -0,0 +1,3 @@
+lda {z1}
+lsr
+lsr
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1.asm
deleted file mode 100644
index 842072690..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-lda {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_bor_cowo1_derefidx_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_bor_cowo1_derefidx_zpby2.asm
deleted file mode 100644
index 76d58fa97..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_bor_cowo1_derefidx_zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-ldx {zpby2}
-ora {cowo1},x
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_1.asm
deleted file mode 100644
index 2ccbb1ff9..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-sec
-sbc #1
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_coby1.asm
deleted file mode 100644
index 77b985a5d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_coby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-sec
-sbc #{coby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_zpby2.asm
deleted file mode 100644
index 48912dcf7..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_minus_zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-sec
-sbc {zpby2}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_1.asm
deleted file mode 100644
index 93183cb61..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-clc
-adc #1
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_coby1.asm
deleted file mode 100644
index 159b74b48..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_coby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-clc
-adc #{coby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuaa.asm
deleted file mode 100644
index a3efae232..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-clc
-adc {zpby1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuxx.asm
deleted file mode 100644
index cace7211d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-txa
-clc
-adc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuyy.asm
deleted file mode 100644
index 201b6aab1..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_vbuyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tya
-clc
-adc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_zpby2.asm
deleted file mode 100644
index bce1722ee..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_plus_zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-clc
-adc {zpby2}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_ror_2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_ror_2.asm
deleted file mode 100644
index a007eb6f1..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpby1_ror_2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-lsr
-lsr
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpptrby1_derefidx_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpptrby1_derefidx_vbuz1.asm
new file mode 100644
index 000000000..547ed9168
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpptrby1_derefidx_vbuz1.asm
@@ -0,0 +1,2 @@
+ldy {z1}
+lda ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpptrby1_derefidx_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpptrby1_derefidx_zpby1.asm
deleted file mode 100644
index 5e724b8e4..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa=zpptrby1_derefidx_zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldy {zpby1}
-lda ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_eq_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_eq_vbuz1_then_la1.asm
new file mode 100644
index 000000000..518f56eee
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_eq_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cmp {z1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_eq_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_eq_zpby1_then_la1.asm
deleted file mode 100644
index bdfbd75f5..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_eq_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cmp {zpby1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_ge_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_ge_vbuz1_then_la1.asm
new file mode 100644
index 000000000..32f494bf1
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_ge_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cmp {z1}
+bcs {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_ge_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_ge_zpby1_then_la1.asm
deleted file mode 100644
index 33d5becf7..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_ge_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cmp {zpby1}
-bcs {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_le_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_le_vbuz1_then_la1.asm
new file mode 100644
index 000000000..1475c4385
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_le_vbuz1_then_la1.asm
@@ -0,0 +1,3 @@
+cmp {z1}
+bcc {la1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_le_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_le_zpby1_then_la1.asm
deleted file mode 100644
index 9e116a65c..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_le_zpby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-cmp {zpby1}
-bcc {la1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_lt_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_lt_vbuz1_then_la1.asm
new file mode 100644
index 000000000..c74bb2c35
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_lt_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cmp {z1}
+bcc {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_lt_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_lt_zpby1_then_la1.asm
deleted file mode 100644
index 6874333a8..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_lt_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cmp {zpby1}
-bcc {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_minus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_minus_vbuz1.asm
new file mode 100644
index 000000000..66b19bd6b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_minus_vbuz1.asm
@@ -0,0 +1,2 @@
+sec
+sbc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_minus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_minus_zpby1.asm
deleted file mode 100644
index e26ac8218..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_minus_zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sec
-sbc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_neq_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_neq_vbuz1_then_la1.asm
new file mode 100644
index 000000000..ae521f67c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_neq_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cmp {z1}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_neq_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_neq_zpby1_then_la1.asm
deleted file mode 100644
index ec21e8744..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuaa_neq_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cmp {zpby1}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=cowo1_derefidx_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=cowo1_derefidx_vbuz1.asm
new file mode 100644
index 000000000..05986ed12
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=cowo1_derefidx_vbuz1.asm
@@ -0,0 +1,3 @@
+ldx {z1}
+lda {cowo1},x
+tax
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=cowo1_derefidx_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=cowo1_derefidx_zpby1.asm
deleted file mode 100644
index 73af4ba1d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=cowo1_derefidx_zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-ldx {zpby1}
-lda {cowo1},x
-tax
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=vbuz1.asm
new file mode 100644
index 000000000..fdb9af5ef
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=vbuz1.asm
@@ -0,0 +1 @@
+ldx {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=vbuz1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=vbuz1_minus_1.asm
new file mode 100644
index 000000000..6e7b4f7f7
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=vbuz1_minus_1.asm
@@ -0,0 +1,2 @@
+ldx {z1}
+dex
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=zpby1.asm
deleted file mode 100644
index 269f3a259..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-ldx {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=zpby1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=zpby1_minus_1.asm
deleted file mode 100644
index 5dae1b0c5..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx=zpby1_minus_1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldx {zpby1}
-dex
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_eq_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_eq_vbuz1_then_la1.asm
new file mode 100644
index 000000000..0ce8227ba
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_eq_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpx {z1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_eq_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_eq_zpby1_then_la1.asm
deleted file mode 100644
index 046abcd75..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_eq_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpx {zpby1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_ge_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_ge_vbuz1_then_la1.asm
new file mode 100644
index 000000000..d433ceb3b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_ge_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpx {z1}
+bcs {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_ge_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_ge_zpby1_then_la1.asm
deleted file mode 100644
index 104fc5f35..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_ge_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpx {zpby1}
-bcs {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_lt_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_lt_vbuz1_then_la1.asm
new file mode 100644
index 000000000..afb20a8e2
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_lt_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpx {z1}
+bcc {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_lt_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_lt_zpby1_then_la1.asm
deleted file mode 100644
index e886ca31a..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_lt_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpx {zpby1}
-bcc {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_neq_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_neq_vbuz1_then_la1.asm
new file mode 100644
index 000000000..a954e7c78
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_neq_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpx {z1}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_neq_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_neq_zpby1_then_la1.asm
deleted file mode 100644
index 295a9fd3f..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuxx_neq_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpx {zpby1}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=_dec_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=_dec_vbuz1.asm
new file mode 100644
index 000000000..4a59233a5
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=_dec_vbuz1.asm
@@ -0,0 +1,2 @@
+ldy {z1}
+dey
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=_dec_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=_dec_zpby1.asm
deleted file mode 100644
index 9d310d4dc..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=_dec_zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldy {zpby1}
-dey
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=vbuz1.asm
new file mode 100644
index 000000000..5d03e91d0
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=vbuz1.asm
@@ -0,0 +1 @@
+ldy {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=vbuz1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=vbuz1_minus_1.asm
new file mode 100644
index 000000000..4a59233a5
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=vbuz1_minus_1.asm
@@ -0,0 +1,2 @@
+ldy {z1}
+dey
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=zpby1.asm
deleted file mode 100644
index cc9e7b012..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-ldy {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=zpby1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=zpby1_minus_1.asm
deleted file mode 100644
index eda3b3434..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy=zpby1_minus_1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldy {zpby1}
-dey
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_eq_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_eq_vbuz1_then_la1.asm
new file mode 100644
index 000000000..e0ff37f4f
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_eq_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpy {z1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_eq_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_eq_zpby1_then_la1.asm
deleted file mode 100644
index 860aa5b56..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_eq_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpy {zpby1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_ge_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_ge_vbuz1_then_la1.asm
new file mode 100644
index 000000000..b492216e5
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_ge_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpy {z1}
+bcs {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_ge_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_ge_zpby1_then_la1.asm
deleted file mode 100644
index 162e4e992..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_ge_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpy {zpby1}
-bcs {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_lt_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_lt_vbuz1_then_la1.asm
new file mode 100644
index 000000000..7446a804e
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_lt_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpy {z1}
+bcc {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_lt_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_lt_zpby1_then_la1.asm
deleted file mode 100644
index 19b85a47d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_lt_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpy {zpby1}
-bcc {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_neq_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_neq_vbuz1_then_la1.asm
new file mode 100644
index 000000000..e1c7afb2f
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_neq_vbuz1_then_la1.asm
@@ -0,0 +1,2 @@
+cpy {z1}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_neq_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_neq_zpby1_then_la1.asm
deleted file mode 100644
index 2b4f4828a..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuyy_neq_zpby1_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-cpy {zpby1}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuaa.asm
new file mode 100644
index 000000000..cdf148103
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuaa.asm
@@ -0,0 +1,2 @@
+sta {z1}
+dec {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuz1.asm
new file mode 100644
index 000000000..62577db25
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuz1.asm
@@ -0,0 +1 @@
+dec {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuz2.asm
new file mode 100644
index 000000000..68855d920
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_dec_vbuz2.asm
@@ -0,0 +1,3 @@
+lda {z2}
+sta {z1}
+dec {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuaa.asm
new file mode 100644
index 000000000..18e0e1bed
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuaa.asm
@@ -0,0 +1,2 @@
+sta {z1}
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuxx.asm
new file mode 100644
index 000000000..fa96acc6b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuxx.asm
@@ -0,0 +1,2 @@
+stx {z1}
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuyy.asm
new file mode 100644
index 000000000..35d13b5f4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuyy.asm
@@ -0,0 +1,2 @@
+sty {z1}
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuz1.asm
new file mode 100644
index 000000000..1da43258c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuz1.asm
@@ -0,0 +1 @@
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuz2.asm
new file mode 100644
index 000000000..80faa9537
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=_inc_vbuz2.asm
@@ -0,0 +1,3 @@
+lda {z2}
+sta {z1}
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuaa.asm
new file mode 100644
index 000000000..93685d81e
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuaa.asm
@@ -0,0 +1 @@
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuaa_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuaa_minus_1.asm
new file mode 100644
index 000000000..cdf148103
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuaa_minus_1.asm
@@ -0,0 +1,2 @@
+sta {z1}
+dec {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx.asm
new file mode 100644
index 000000000..b53a90aad
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx.asm
@@ -0,0 +1 @@
+stx {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_minus_1.asm
new file mode 100644
index 000000000..c31874b8e
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_minus_1.asm
@@ -0,0 +1,3 @@
+dex
+stx {z1}
+inx
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_plus_1.asm
new file mode 100644
index 000000000..fa96acc6b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_plus_1.asm
@@ -0,0 +1,2 @@
+stx {z1}
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_ror_2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_ror_2.asm
similarity index 52%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_ror_2.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_ror_2.asm
index f82869144..f985b9005 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_ror_2.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuxx_ror_2.asm
@@ -1,4 +1,4 @@
 txa
 lsr
 lsr
-sta {zpby1}
\ No newline at end of file
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy.asm
new file mode 100644
index 000000000..d83b2fd2d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy.asm
@@ -0,0 +1 @@
+sty {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy_minus_1.asm
new file mode 100644
index 000000000..2293e6e71
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy_minus_1.asm
@@ -0,0 +1,2 @@
+sty {z1}
+dec {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy_plus_1.asm
new file mode 100644
index 000000000..35d13b5f4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuyy_plus_1.asm
@@ -0,0 +1,2 @@
+sty {z1}
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_band_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_band_vbuaa.asm
new file mode 100644
index 000000000..dcebbc5a8
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_band_vbuaa.asm
@@ -0,0 +1,2 @@
+and {z1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_bor_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_bor_vbuaa.asm
new file mode 100644
index 000000000..992edc053
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_bor_vbuaa.asm
@@ -0,0 +1,2 @@
+ora {z1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_1.asm
new file mode 100644
index 000000000..62577db25
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_1.asm
@@ -0,0 +1 @@
+dec {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_vbuaa.asm
new file mode 100644
index 000000000..fa2ec8436
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_vbuaa.asm
@@ -0,0 +1,5 @@
+sta $ff
+lda {z1}
+sec
+sbc $ff
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_vbuz2.asm
new file mode 100644
index 000000000..0a39d119c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_minus_vbuz2.asm
@@ -0,0 +1,4 @@
+lda {z1}
+sec
+sbc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_1.asm
new file mode 100644
index 000000000..1da43258c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_1.asm
@@ -0,0 +1 @@
+inc {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_coby1.asm
new file mode 100644
index 000000000..3126b8cf0
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_coby1.asm
@@ -0,0 +1,4 @@
+lda {z1}
+clc
+adc #{coby1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuaa.asm
new file mode 100644
index 000000000..597615f29
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuaa.asm
@@ -0,0 +1,3 @@
+clc
+adc {z1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuxx.asm
new file mode 100644
index 000000000..fad7e8980
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuxx.asm
@@ -0,0 +1,4 @@
+txa
+clc
+adc {z1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuyy.asm
new file mode 100644
index 000000000..97db8739b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuyy.asm
@@ -0,0 +1,4 @@
+tya
+clc
+adc {z1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuz2.asm
new file mode 100644
index 000000000..217b53c0d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_plus_vbuz2.asm
@@ -0,0 +1,4 @@
+lda {z1}
+clc
+adc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_rol_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_rol_1.asm
new file mode 100644
index 000000000..63d2b44ff
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_rol_1.asm
@@ -0,0 +1 @@
+asl {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_ror_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_ror_1.asm
new file mode 100644
index 000000000..8eb257022
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz1_ror_1.asm
@@ -0,0 +1 @@
+lsr {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2.asm
new file mode 100644
index 000000000..a0ae8b312
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2.asm
@@ -0,0 +1,2 @@
+lda {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_1.asm
new file mode 100644
index 000000000..087014f3c
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_1.asm
@@ -0,0 +1,4 @@
+lda {z2}
+sec
+sbc #1
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_coby1.asm
new file mode 100644
index 000000000..0cf03c47e
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_coby1.asm
@@ -0,0 +1,4 @@
+lda {z2}
+sec
+sbc #{coby1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_vbuz1.asm
new file mode 100644
index 000000000..ef501d70d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_vbuz1.asm
@@ -0,0 +1,4 @@
+lda {z2}
+sec
+sbc {z1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_vbuz3.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_vbuz3.asm
new file mode 100644
index 000000000..9d5b53941
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_minus_vbuz3.asm
@@ -0,0 +1,4 @@
+lda {z2}
+sec
+sbc {z3}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_1.asm
new file mode 100644
index 000000000..e92577b42
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_1.asm
@@ -0,0 +1,4 @@
+lda {z2}
+clc
+adc #1
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_coby1.asm
new file mode 100644
index 000000000..750b36aa5
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_coby1.asm
@@ -0,0 +1,4 @@
+lda {z2}
+clc
+adc #{coby1}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuaa.asm
new file mode 100644
index 000000000..e8eaf523b
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuaa.asm
@@ -0,0 +1,3 @@
+clc
+adc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuxx.asm
new file mode 100644
index 000000000..b79334095
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuxx.asm
@@ -0,0 +1,4 @@
+txa
+clc
+adc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuyy.asm
new file mode 100644
index 000000000..f64cab7eb
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuyy.asm
@@ -0,0 +1,4 @@
+tya
+clc
+adc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz1.asm
new file mode 100644
index 000000000..217b53c0d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz1.asm
@@ -0,0 +1,4 @@
+lda {z1}
+clc
+adc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz2.asm
new file mode 100644
index 000000000..2f2058a21
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz2.asm
@@ -0,0 +1,4 @@
+lda {z2}
+clc
+adc {z2}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz3.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz3.asm
new file mode 100644
index 000000000..4c185daa4
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_plus_vbuz3.asm
@@ -0,0 +1,4 @@
+lda {z2}
+clc
+adc {z3}
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_ror_2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_ror_2.asm
new file mode 100644
index 000000000..d0e0edd6e
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=vbuz2_ror_2.asm
@@ -0,0 +1,4 @@
+lda {z2}
+lsr
+lsr
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpptrby1_derefidx_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=zpptrby1_derefidx_coby1.asm
similarity index 74%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpptrby1_derefidx_coby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=zpptrby1_derefidx_coby1.asm
index 1129e5519..3edf7eacc 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpptrby1_derefidx_coby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=zpptrby1_derefidx_coby1.asm
@@ -1,3 +1,3 @@
 ldy #{coby1}
 lda ({zpptrby1}),y
-sta {zpby1}
\ No newline at end of file
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=zpptrby1_derefidx_vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=zpptrby1_derefidx_vbuz2.asm
new file mode 100644
index 000000000..1c6f7ac5d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1=zpptrby1_derefidx_vbuz2.asm
@@ -0,0 +1,3 @@
+ldy {z2}
+lda ({zpptrby1}),y
+sta {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_0_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_0_then_la1.asm
new file mode 100644
index 000000000..d08800070
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_0_then_la1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_coby1_then_la1.asm
new file mode 100644
index 000000000..f3f6f17bc
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_coby1_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp #{coby1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_vbuz2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_vbuz2_then_la1.asm
new file mode 100644
index 000000000..a10782572
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_eq_vbuz2_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp {z2}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_coby1_then_la1.asm
new file mode 100644
index 000000000..4d177873d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_coby1_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp #{coby1}
+bcs {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_vbuz1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_vbuz1_then_la1.asm
new file mode 100644
index 000000000..1e6cf2716
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_vbuz1_then_la1.asm
@@ -0,0 +1 @@
+jmp {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_vbuz2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_vbuz2_then_la1.asm
new file mode 100644
index 000000000..758245d23
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_ge_vbuz2_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp {z2}
+bcs {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_gt_0_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_gt_0_then_la1.asm
new file mode 100644
index 000000000..7a2548449
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_gt_0_then_la1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_gt_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_gt_coby1_then_la1.asm
similarity index 68%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_gt_coby1_then_la1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_gt_coby1_then_la1.asm
index 7da7bd205..4c4c8fa77 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_gt_coby1_then_la1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_gt_coby1_then_la1.asm
@@ -1,5 +1,5 @@
-lda {zpby1}
+lda {z1}
 cmp #{coby1}
 beq !+
 bcs {la1}
-!:
\ No newline at end of file
+!:
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_le_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_le_coby1_then_la1.asm
similarity index 52%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_le_coby1_then_la1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_le_coby1_then_la1.asm
index 2827c1537..f17ad808e 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_le_coby1_then_la1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_le_coby1_then_la1.asm
@@ -1,4 +1,4 @@
-lda {zpby1}
+lda {z1}
 cmp #{coby1}
 bcc {la1}
-beq {la1}
\ No newline at end of file
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_le_vbuz2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_le_vbuz2_then_la1.asm
new file mode 100644
index 000000000..fde03d1f3
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_le_vbuz2_then_la1.asm
@@ -0,0 +1,4 @@
+lda {z1}
+cmp {z2}
+bcc {la1}
+beq {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_coby1_then_la1.asm
new file mode 100644
index 000000000..9ef4ab324
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_coby1_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp #{coby1}
+bcc {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_vbuz1_then_la1.asm
similarity index 100%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_zpby1_then_la1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_vbuz1_then_la1.asm
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_vbuz2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_vbuz2_then_la1.asm
new file mode 100644
index 000000000..bc59f439d
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_lt_vbuz2_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp {z2}
+bcc {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_0_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_0_then_la1.asm
new file mode 100644
index 000000000..7a2548449
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_0_then_la1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_coby1_then_la1.asm
new file mode 100644
index 000000000..8523006eb
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_coby1_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp #{coby1}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_vbuz2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_vbuz2_then_la1.asm
new file mode 100644
index 000000000..a825a5a62
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz1_neq_vbuz2_then_la1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+cmp {z2}
+bne {la1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz=vbuz1_ror_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz=vbuz1_ror_1.asm
new file mode 100644
index 000000000..8eb257022
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/vbuz=vbuz1_ror_1.asm
@@ -0,0 +1 @@
+lsr {z1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_gt_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_gt_coby1.asm
similarity index 73%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_gt_coby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_gt_coby1.asm
index 6357ca188..f5b360106 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_gt_coby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_gt_coby1.asm
@@ -1,4 +1,4 @@
-  LDA {zpby1}
+  LDA {z1}
   CMP #{coby1}
   BEQ !+
   BCS !++
@@ -8,4 +8,4 @@
 !:
   LDA #$ff
 !:
-  STA {zpbo1}
\ No newline at end of file
+  STA {zpbo1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_le_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_le_coby1.asm
similarity index 67%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_le_coby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_le_coby1.asm
index f96e804a4..d6a932f7a 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_le_coby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_le_coby1.asm
@@ -1,8 +1,8 @@
-lda {zpby1}
+lda {z1}
 cmp #{coby1}
 bcc !+
 beq !+
 lda #0
 jmp !++
 !: lda #$ff
-!: sta {zpbo1}
\ No newline at end of file
+!: sta {zpbo1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_lt_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_lt_coby1.asm
similarity index 64%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_lt_coby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_lt_coby1.asm
index b6940268b..0e9bb3fed 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=zpby1_lt_coby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpbo1=vbuz1_lt_coby1.asm
@@ -1,7 +1,7 @@
-lda {zpby1}
+lda {z1}
 cmp #{coby1}
 bcc !+
 lda #0
 jmp !++
 !: lda #$ff
-!: sta {zpbo1}
\ No newline at end of file
+!: sta {zpbo1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_vbuaa.asm
deleted file mode 100644
index 226fb81cb..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sta {zpby1}
-dec {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_zpby1.asm
deleted file mode 100644
index 7e2dcd258..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-dec {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_zpby2.asm
deleted file mode 100644
index d90207877..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_dec_zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby2}
-sta {zpby1}
-dec {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuaa.asm
deleted file mode 100644
index 255e89ec8..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sta {zpby1}
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuxx.asm
deleted file mode 100644
index 5df2acd30..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuxx.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-stx {zpby1}
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuyy.asm
deleted file mode 100644
index 6f0dcffd9..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_vbuyy.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sty {zpby1}
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_zpby1.asm
deleted file mode 100644
index d28af0f96..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_zpby1.asm
+++ /dev/null
@@ -1 +0,0 @@
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_zpby2.asm
deleted file mode 100644
index 733f51263..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=_inc_zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby2}
-sta {zpby1}
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuaa.asm
deleted file mode 100644
index a4bf27e7e..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuaa.asm
+++ /dev/null
@@ -1 +0,0 @@
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuaa_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuaa_minus_1.asm
deleted file mode 100644
index 226fb81cb..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuaa_minus_1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sta {zpby1}
-dec {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx.asm
deleted file mode 100644
index ab3a202f5..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx.asm
+++ /dev/null
@@ -1 +0,0 @@
-stx {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_minus_1.asm
deleted file mode 100644
index 5b296499b..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_minus_1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-dex
-stx {zpby1}
-inx
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_plus_1.asm
deleted file mode 100644
index 5df2acd30..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuxx_plus_1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-stx {zpby1}
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy.asm
deleted file mode 100644
index d99b2b89c..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy.asm
+++ /dev/null
@@ -1 +0,0 @@
-sty {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy_minus_1.asm
deleted file mode 100644
index 067a92406..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy_minus_1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sty {zpby1}
-dec {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy_plus_1.asm
deleted file mode 100644
index 6f0dcffd9..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=vbuyy_plus_1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sty {zpby1}
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_band_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_band_vbuaa.asm
deleted file mode 100644
index b3d7e93cf..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_band_vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-and {zpby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_bor_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_bor_vbuaa.asm
deleted file mode 100644
index 658da9bcf..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_bor_vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ora {zpby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_1.asm
deleted file mode 100644
index 7e2dcd258..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_1.asm
+++ /dev/null
@@ -1 +0,0 @@
-dec {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_vbuaa.asm
deleted file mode 100644
index 398b5c04c..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_vbuaa.asm
+++ /dev/null
@@ -1,5 +0,0 @@
-sta $ff
-lda {zpby1}
-sec
-sbc $ff
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_zpby2.asm
deleted file mode 100644
index 96a99337b..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_minus_zpby2.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby1}
-sec
-sbc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_1.asm
deleted file mode 100644
index d28af0f96..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_1.asm
+++ /dev/null
@@ -1 +0,0 @@
-inc {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_coby1.asm
deleted file mode 100644
index 40a42de73..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_coby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby1}
-clc
-adc #{coby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuaa.asm
deleted file mode 100644
index 4ed2db4cd..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuaa.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-adc {zpby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuxx.asm
deleted file mode 100644
index 2d6ca0ccb..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuxx.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-txa
-clc
-adc {zpby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuyy.asm
deleted file mode 100644
index a3861942e..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_vbuyy.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-tya
-clc
-adc {zpby1}
-sta {zpby1}
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_zpby2.asm
deleted file mode 100644
index 04f21df8c..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_plus_zpby2.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby1}
-clc
-adc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_rol_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_rol_1.asm
deleted file mode 100644
index cd1cee2c0..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_rol_1.asm
+++ /dev/null
@@ -1 +0,0 @@
-asl {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_ror_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_ror_1.asm
deleted file mode 100644
index 958760424..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby1_ror_1.asm
+++ /dev/null
@@ -1 +0,0 @@
-lsr {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2.asm
deleted file mode 100644
index f52963699..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_1.asm
deleted file mode 100644
index 90e148872..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-sec
-sbc #1
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_coby1.asm
deleted file mode 100644
index a1cc2cef9..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_coby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-sec
-sbc #{coby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_zpby1.asm
deleted file mode 100644
index d09575df5..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_zpby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-sec
-sbc {zpby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_zpby3.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_zpby3.asm
deleted file mode 100644
index b8fe63c5a..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_minus_zpby3.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-sec
-sbc {zpby3}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_1.asm
deleted file mode 100644
index 919c475e6..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-clc
-adc #1
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_coby1.asm
deleted file mode 100644
index 5bd825bba..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_coby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-clc
-adc #{coby1}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuaa.asm
deleted file mode 100644
index bdfd79f44..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuaa.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-adc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuxx.asm
deleted file mode 100644
index 12dbe5589..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuxx.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-txa
-clc
-adc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuyy.asm
deleted file mode 100644
index 56a5f591f..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_vbuyy.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-tya
-clc
-adc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby1.asm
deleted file mode 100644
index 04f21df8c..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby1}
-clc
-adc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby2.asm
deleted file mode 100644
index 996c28e6f..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby2.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-clc
-adc {zpby2}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby3.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby3.asm
deleted file mode 100644
index 3a5edaaa0..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_plus_zpby3.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-clc
-adc {zpby3}
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_ror_2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_ror_2.asm
deleted file mode 100644
index 48a1ccc7c..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpby2_ror_2.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby2}
-lsr
-lsr
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpptrby1_derefidx_zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpptrby1_derefidx_zpby2.asm
deleted file mode 100644
index 8c6efa3fc..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1=zpptrby1_derefidx_zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-ldy {zpby2}
-lda ({zpptrby1}),y
-sta {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_0_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_0_then_la1.asm
deleted file mode 100644
index 7f3a24781..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_0_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_coby1_then_la1.asm
deleted file mode 100644
index a6a34235a..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_coby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp #{coby1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_zpby2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_zpby2_then_la1.asm
deleted file mode 100644
index 33b58013a..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_eq_zpby2_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp {zpby2}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_coby1_then_la1.asm
deleted file mode 100644
index 95b3ca758..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_coby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp #{coby1}
-bcs {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_zpby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_zpby1_then_la1.asm
deleted file mode 100644
index 3a49f26fb..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_zpby1_then_la1.asm
+++ /dev/null
@@ -1 +0,0 @@
-jmp {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_zpby2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_zpby2_then_la1.asm
deleted file mode 100644
index df7868c04..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_ge_zpby2_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp {zpby2}
-bcs {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_gt_0_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_gt_0_then_la1.asm
deleted file mode 100644
index aa3881fa0..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_gt_0_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_le_zpby2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_le_zpby2_then_la1.asm
deleted file mode 100644
index 1e511a1d4..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_le_zpby2_then_la1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby1}
-cmp {zpby2}
-bcc {la1}
-beq {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_coby1_then_la1.asm
deleted file mode 100644
index 6333bc30b..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_coby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp #{coby1}
-bcc {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_zpby2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_zpby2_then_la1.asm
deleted file mode 100644
index 279a25da7..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_lt_zpby2_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp {zpby2}
-bcc {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_0_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_0_then_la1.asm
deleted file mode 100644
index aa3881fa0..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_0_then_la1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_coby1_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_coby1_then_la1.asm
deleted file mode 100644
index 0a7d86b7f..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_coby1_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp #{coby1}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_zpby2_then_la1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_zpby2_then_la1.asm
deleted file mode 100644
index c617ec33e..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby1_neq_zpby2_then_la1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-cmp {zpby2}
-bne {la1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby=zpby1_ror_1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpby=zpby1_ror_1.asm
deleted file mode 100644
index 958760424..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpby=zpby1_ror_1.asm
+++ /dev/null
@@ -1 +0,0 @@
-lsr {zpby1}
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=cowo1_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=cowo1_plus_vbuz1.asm
similarity index 65%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=cowo1_plus_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=cowo1_plus_vbuz1.asm
index 9b9f96b07..1264de6db 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=cowo1_plus_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=cowo1_plus_vbuz1.asm
@@ -1,7 +1,7 @@
 lda #<{cowo1}
 clc
-adc {zpby1}
+adc {z1}
 sta {zpptrby1}
 lda #>{cowo1}
 adc #0
-sta {zpptrby1}+1
\ No newline at end of file
+sta {zpptrby1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=zpptrby2_plus_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=zpptrby2_plus_vbuz1.asm
similarity index 67%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=zpptrby2_plus_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=zpptrby2_plus_vbuz1.asm
index 0554b9a9e..786cf4dd9 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=zpptrby2_plus_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1=zpptrby2_plus_vbuz1.asm
@@ -1,7 +1,7 @@
-lda {zpby1}
+lda {z1}
 clc
 adc {zpptrby2}
 sta {zpptrby1}
 lda #0
 adc {zpptrby2}+1
-sta {zpptrby1}+1
\ No newline at end of file
+sta {zpptrby1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_coby1=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_coby1=vbuz1.asm
new file mode 100644
index 000000000..453f5da2f
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_coby1=vbuz1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+ldy #{coby1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_coby1=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_coby1=zpby1.asm
deleted file mode 100644
index b0045f322..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_coby1=zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-ldy #{coby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuaa=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuaa=vbuz1.asm
new file mode 100644
index 000000000..5cf4860a1
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuaa=vbuz1.asm
@@ -0,0 +1,3 @@
+tay
+lda {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuaa=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuaa=zpby1.asm
deleted file mode 100644
index c07b6fa73..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuaa=zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tay
-lda {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuxx=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuxx=vbuz1.asm
new file mode 100644
index 000000000..dd65bdb58
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuxx=vbuz1.asm
@@ -0,0 +1,4 @@
+txa
+tay
+lda {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuxx=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuxx=zpby1.asm
deleted file mode 100644
index 2ed06e644..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuxx=zpby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-txa
-tay
-lda {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuyy=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuyy=vbuz1.asm
new file mode 100644
index 000000000..4d3d42801
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuyy=vbuz1.asm
@@ -0,0 +1,2 @@
+lda {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuyy=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuyy=zpby1.asm
deleted file mode 100644
index 0ff47809d..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuyy=zpby1.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-lda {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=coby1.asm
new file mode 100644
index 000000000..b392a4a1f
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=coby1.asm
@@ -0,0 +1,3 @@
+lda #{coby1}
+ldy {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuaa.asm
new file mode 100644
index 000000000..20ec7eba0
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuaa.asm
@@ -0,0 +1,2 @@
+ldy {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuxx.asm
new file mode 100644
index 000000000..ee7692a73
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuxx.asm
@@ -0,0 +1,3 @@
+ldy {z1}
+txa
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuyy.asm
new file mode 100644
index 000000000..b2aa0066a
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuyy.asm
@@ -0,0 +1,3 @@
+tya
+ldy {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuz1.asm
new file mode 100644
index 000000000..ccc5e7d21
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuz1.asm
@@ -0,0 +1,3 @@
+lda {z1}
+tay
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuz2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuz2.asm
new file mode 100644
index 000000000..55a85f029
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_vbuz1=vbuz2.asm
@@ -0,0 +1,3 @@
+lda {z2}
+ldy {z1}
+sta ({zpptrby1}),y
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=coby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=coby1.asm
deleted file mode 100644
index 2da31103b..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=coby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda #{coby1}
-ldy {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuaa.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuaa.asm
deleted file mode 100644
index b410e8bac..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldy {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuxx.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuxx.asm
deleted file mode 100644
index fcf34af31..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-ldy {zpby1}
-txa
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuyy.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuyy.asm
deleted file mode 100644
index 20b89991b..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=vbuyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-tya
-ldy {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=zpby1.asm
deleted file mode 100644
index 6c387f987..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=zpby1.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby1}
-tay
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=zpby2.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=zpby2.asm
deleted file mode 100644
index 1e0ab1b7f..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpptrby1_derefidx_zpby1=zpby2.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-lda {zpby2}
-ldy {zpby1}
-sta ({zpptrby1}),y
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=coby1_sethi_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=coby1_sethi_vbuz1.asm
similarity index 76%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=coby1_sethi_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=coby1_sethi_vbuz1.asm
index fea54a544..2d22be635 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=coby1_sethi_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=coby1_sethi_vbuz1.asm
@@ -1,4 +1,4 @@
 lda #<{coby1}
 sta {zpwo1}
-lda {zpby1}
+lda {z1}
 sta {zpwo1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_sethi_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_sethi_vbuz1.asm
similarity index 76%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_sethi_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_sethi_vbuz1.asm
index 8bc013250..085753fdf 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_sethi_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_sethi_vbuz1.asm
@@ -1,4 +1,4 @@
 lda #<{cowo1}
 sta {zpwo1}
-lda {zpby1}
+lda {z1}
 sta {zpwo1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_setlo_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_setlo_vbuz1.asm
similarity index 50%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_setlo_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_setlo_vbuz1.asm
index f8313dff1..81817b36b 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_setlo_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=cowo1_setlo_vbuz1.asm
@@ -1,4 +1,4 @@
-lda {zpby1}
+lda {z1}
 sta {zpwo1}
 lda #>{cowo1}
-sta {zpwo1}+1
\ No newline at end of file
+sta {zpwo1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=vbuz1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=vbuz1.asm
new file mode 100644
index 000000000..b6ba62f08
--- /dev/null
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=vbuz1.asm
@@ -0,0 +1,4 @@
+lda {z1}
+sta {zpwo1}
+lda #0
+sta {zpwo1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpby1.asm
deleted file mode 100644
index 1671e4cb1..000000000
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpby1.asm
+++ /dev/null
@@ -1,4 +0,0 @@
-lda {zpby1}
-sta {zpwo1}
-lda #0
-sta {zpwo1}+1
\ No newline at end of file
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_sethi_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_sethi_vbuz1.asm
similarity index 76%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_sethi_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_sethi_vbuz1.asm
index 61ae36338..e29d986a3 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_sethi_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_sethi_vbuz1.asm
@@ -1,4 +1,4 @@
 lda {zpwo2}
 sta {zpwo1}
-lda {zpby1}
+lda {z1}
 sta {zpwo1}+1
diff --git a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_setlo_zpby1.asm b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_setlo_vbuz1.asm
similarity index 50%
rename from src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_setlo_zpby1.asm
rename to src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_setlo_vbuz1.asm
index 17bedfe74..f5826b39b 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_setlo_zpby1.asm
+++ b/src/main/java/dk/camelot64/kickc/fragment/asm/zpwo1=zpwo2_setlo_vbuz1.asm
@@ -1,4 +1,4 @@
-lda {zpby1}
+lda {z1}
 sta {zpwo1}
 lda {zpwo2}+1
-sta {zpwo1}+1
\ No newline at end of file
+sta {zpwo1}+1
diff --git a/src/main/java/dk/camelot64/kickc/test/TestPrograms.java b/src/main/java/dk/camelot64/kickc/test/TestPrograms.java
index 13a1a7b05..53407d752 100644
--- a/src/main/java/dk/camelot64/kickc/test/TestPrograms.java
+++ b/src/main/java/dk/camelot64/kickc/test/TestPrograms.java
@@ -4,10 +4,8 @@ import dk.camelot64.kickc.Compiler;
 import dk.camelot64.kickc.model.CompileError;
 import dk.camelot64.kickc.model.Program;
 import junit.framework.TestCase;
-import org.antlr.v4.runtime.CharStream;
-import org.antlr.v4.runtime.CharStreams;
 
-import java.io.*;
+import java.io.IOException;
 import java.net.URISyntaxException;
 
 /**
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/asm-clobber.log b/src/main/java/dk/camelot64/kickc/test/ref/asm-clobber.log
index 0df836453..89f7f5a5c 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/asm-clobber.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/asm-clobber.log
@@ -1306,7 +1306,7 @@ main: {
     .label k = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1318,7 +1318,7 @@ main: {
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b2
@@ -1328,28 +1328,28 @@ main: {
     jmp b2
   //SEG19 main::@2
   b2:
-  //SEG20 [7] *((const byte*) SCREEN#0 + (byte) main::i#4) ← (byte) main::j#2 [ main::i#4 main::j#2 ] ( main:2 [ main::i#4 main::j#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG20 [7] *((const byte*) SCREEN#0 + (byte) main::i#4) ← (byte) main::j#2 [ main::i#4 main::j#2 ] ( main:2 [ main::i#4 main::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda j
     ldx i
     sta SCREEN,x
-  //SEG21 [8] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#4 main::j#1 ] ( main:2 [ main::i#4 main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG21 [8] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#4 main::j#1 ] ( main:2 [ main::i#4 main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG22 [9] if((byte) main::j#1!=(byte/signed byte/word/signed word) 101) goto main::@2 [ main::i#4 main::j#1 ] ( main:2 [ main::i#4 main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG22 [9] if((byte) main::j#1!=(byte/signed byte/word/signed word) 101) goto main::@2 [ main::i#4 main::j#1 ] ( main:2 [ main::i#4 main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$65
     bne b2_from_b2
     jmp b5
   //SEG23 main::@5
   b5:
-  //SEG24 [10] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG24 [10] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG25 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG25 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$65
     bne b1_from_b5
   //SEG26 [12] phi from main::@5 to main::@3 [phi:main::@5->main::@3]
   b3_from_b5:
-  //SEG27 [12] phi (byte) main::k#4 = (byte/signed byte/word/signed word) 0 [phi:main::@5->main::@3#0] -- zpby1=coby1 
+  //SEG27 [12] phi (byte) main::k#4 = (byte/signed byte/word/signed word) 0 [phi:main::@5->main::@3#0] -- vbuz1=coby1 
     lda #0
     sta k
     jmp b3
@@ -1361,7 +1361,7 @@ main: {
   b3:
   //SEG31 [13] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
   b4_from_b3:
-  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- zpby1=coby1 
+  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b4
@@ -1374,22 +1374,22 @@ main: {
   //SEG36 asm { eor#$55tax }
     eor #$55
     tax
-  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda l
     ldx k
     sta SCREEN,x
-  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda l
     cmp #$65
     bne b4_from_b4
     jmp b7
   //SEG40 main::@7
   b7:
-  //SEG41 [18] (byte) main::k#1 ← ++ (byte) main::k#4 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG41 [18] (byte) main::k#1 ← ++ (byte) main::k#4 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- vbuz1=_inc_vbuz1 
     inc k
-  //SEG42 [19] if((byte) main::k#1!=(byte/signed byte/word/signed word) 101) goto main::@3 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG42 [19] if((byte) main::k#1!=(byte/signed byte/word/signed word) 101) goto main::@3 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda k
     cmp #$65
     bne b3_from_b7
@@ -1504,7 +1504,7 @@ main: {
   b3:
   //SEG31 [13] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
   b4_from_b3:
-  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- zpby1=coby1 
+  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b4
@@ -1516,12 +1516,12 @@ main: {
   //SEG36 asm { eor#$55tax }
     eor #$55
     tax
-  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda l
     sta SCREEN,y
-  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda l
     cmp #$65
     bne b4_from_b4
@@ -1615,7 +1615,7 @@ main: {
   //SEG30 main::@3
   b3:
   //SEG31 [13] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- zpby1=coby1 
+  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b4
@@ -1626,12 +1626,12 @@ main: {
   //SEG36 asm { eor#$55tax }
     eor #$55
     tax
-  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda l
     sta SCREEN,y
-  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda l
     cmp #$65
     bne b4
@@ -1713,7 +1713,7 @@ main: {
   //SEG30 main::@3
   b3:
   //SEG31 [13] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- zpby1=coby1 
+  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b4
@@ -1724,12 +1724,12 @@ main: {
   //SEG36 asm { eor#$55tax }
     eor #$55
     tax
-  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda l
     sta SCREEN,y
-  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda l
     cmp #$65
     bne b4
@@ -1803,7 +1803,7 @@ main: {
   //SEG30 main::@3
   b3:
   //SEG31 [13] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- zpby1=coby1 
+  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- vbuz1=coby1 
     lda #0
     sta l
   //SEG33 [13] phi from main::@4 to main::@4 [phi:main::@4->main::@4]
@@ -1813,12 +1813,12 @@ main: {
   //SEG36 asm { eor#$55tax }
     eor #$55
     tax
-  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda l
     sta SCREEN,y
-  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda l
     cmp #$65
     bne b4
@@ -1919,7 +1919,7 @@ main: {
   //SEG30 main::@3
   b3:
   //SEG31 [13] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- zpby1=coby1 
+  //SEG32 [13] phi (byte) main::l#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@4#0] -- vbuz1=coby1 
     lda #0
     sta l
   //SEG33 [13] phi from main::@4 to main::@4 [phi:main::@4->main::@4]
@@ -1929,12 +1929,12 @@ main: {
   //SEG36 asm { eor#$55tax }
     eor #$55
     tax
-  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG37 [15] *((const byte*) SCREEN#0 + (byte) main::k#4) ← (byte) main::l#2 [ main::k#4 main::l#2 ] ( main:2 [ main::k#4 main::l#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda l
     sta SCREEN,y
-  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [16] (byte) main::l#1 ← ++ (byte) main::l#2 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [17] if((byte) main::l#1!=(byte/signed byte/word/signed word) 101) goto main::@4 [ main::k#4 main::l#1 ] ( main:2 [ main::k#4 main::l#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda l
     cmp #$65
     bne b4
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/bitmap-bresenham.log b/src/main/java/dk/camelot64/kickc/test/ref/bitmap-bresenham.log
index b05eb55df..267d66325 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/bitmap-bresenham.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/bitmap-bresenham.log
@@ -14587,7 +14587,7 @@ lines: {
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
   b1_from_lines:
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -14597,32 +14597,32 @@ lines: {
     jmp b1
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx l
     lda lines_x,x
     sta _0
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx l
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx l
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx l
     lda lines_y+1,x
     sta _5
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=zpby2 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuz2 
     lda _0
     sta line.x0
-  //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ) -- zpby1=zpby2 
+  //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ) -- vbuz1=vbuz2 
     lda _2
     sta line.x1
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- zpby1=zpby2 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuz1=vbuz2 
     lda _3
     sta line.y0
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=zpby2 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuz2 
     lda _5
     sta line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
@@ -14630,9 +14630,9 @@ lines: {
     jmp b3
   //SEG42 lines::@3
   b3:
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1_from_b3
@@ -14654,50 +14654,50 @@ line: {
     .label yd_1 = $2f
     .label yd_3 = $32
     .label yd_10 = $33
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
     jmp b15
   //SEG49 line::@15
   b15:
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd_1
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y0
     cmp y1
     bcs b2
     jmp b16
   //SEG52 line::@16
   b16:
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda y1
     sec
     sbc y0
     sta yd_1
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd_1
     cmp xd_1
     bcs b3
     jmp b17
   //SEG55 line::@17
   b17:
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- zpby1=zpby2 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuz1=vbuz2 
     lda x0
     sta line_xdyi.x
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=zpby2 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuz2 
     lda y0
     sta line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd_1
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd_1
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14716,19 +14716,19 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=zpby2 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuz2 
     lda y0
     sta line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- zpby1=zpby2 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuz1=vbuz2 
     lda x0
     sta line_ydxi.x
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd_1
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd_1
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14743,31 +14743,31 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda y0
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp xd_1
     bcs b6
     jmp b20
   //SEG86 line::@20
   b20:
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- zpby1=zpby2 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuz1=vbuz2 
     lda x0
     sta line_xdyd.x
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=zpby2 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuz2 
     lda y0
     sta line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd_1
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14782,19 +14782,19 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- zpby1=zpby2 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_ydxd.x
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=zpby2 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuz2 
     lda y0
     sta line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd_1
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14809,43 +14809,43 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y0
     cmp y1
     bcs b9
     jmp b23
   //SEG115 line::@23
   b23:
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda y1
     sec
     sbc y0
     sta yd_3
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd_3
     cmp xd
     bcs b10
     jmp b24
   //SEG118 line::@24
   b24:
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- zpby1=zpby2 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
-  //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ) -- zpby1=zpby2 
+  //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ) -- vbuz1=vbuz2 
     lda x0
     sta line_xdyd.x1
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd_3
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14860,19 +14860,19 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=zpby2 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuz2 
     lda y0
     sta line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- zpby1=zpby2 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuz1=vbuz2 
     lda x0
     sta line_ydxd.x
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd_3
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14887,31 +14887,31 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda y0
     sec
     sbc y1
     sta yd_10
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd_10
     cmp xd
     bcs b13
     jmp b27
   //SEG147 line::@27
   b27:
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- zpby1=zpby2 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
-  //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ) -- zpby1=zpby2 
+  //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ) -- vbuz1=vbuz2 
     lda x0
     sta line_xdyi.x1
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd_10
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14926,19 +14926,19 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- zpby1=zpby2 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_ydxi.x
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=zpby2 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuz2 
     lda y0
     sta line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd_10
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -14961,7 +14961,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 8
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -14974,10 +14974,10 @@ line_ydxi: {
     jmp b1
   //SEG179 line_ydxi::@1
   b1:
-  //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ) -- zpby1=zpby2 
+  //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ) -- vbuz1=vbuz2 
     lda x
     sta plot.x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- zpby1=zpby2 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuz1=vbuz2 
     lda y
     sta plot.y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
@@ -14989,23 +14989,23 @@ line_ydxi: {
     jmp b5
   //SEG186 line_ydxi::@5
   b5:
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2_from_b5
     jmp b3
   //SEG190 line_ydxi::@3
   b3:
-  //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -15018,12 +15018,12 @@ line_ydxi: {
     jmp b2
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda y1
     clc
     adc #1
     sta _8
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda y
     cmp _8
     bcc b1_from_b2
@@ -15048,38 +15048,38 @@ plot: {
     .label plotter_y = $3c
     .label plotter_y_2 = $3f
     .label plotter = $41
-  //SEG202 [107] (byte~) plot::$0 ← (const byte[]) plot_xhi#0 *idx (byte) plot::x#4 [ plot::x#4 plot::y#4 plot::$0 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG202 [107] (byte~) plot::$0 ← (const byte[]) plot_xhi#0 *idx (byte) plot::x#4 [ plot::x#4 plot::y#4 plot::$0 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::$0 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plot_xhi,x
     sta _0
-  //SEG203 [108] (byte*) plot::plotter_x#1 ← ((byte*))(byte/signed byte/word/signed word) 0 hi= (byte~) plot::$0 [ plot::x#4 plot::y#4 plot::plotter_x#1 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] ) -- zpptrby1=cowo1_sethi_zpby1 
+  //SEG203 [108] (byte*) plot::plotter_x#1 ← ((byte*))(byte/signed byte/word/signed word) 0 hi= (byte~) plot::$0 [ plot::x#4 plot::y#4 plot::plotter_x#1 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 ] ) -- zpptrby1=cowo1_sethi_vbuz1 
     lda _0
     sta plotter_x+1
     lda #<0
     sta plotter_x
-  //SEG204 [109] (byte~) plot::$1 ← (const byte[]) plot_xlo#0 *idx (byte) plot::x#4 [ plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG204 [109] (byte~) plot::$1 ← (const byte[]) plot_xlo#0 *idx (byte) plot::x#4 [ plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#1 plot::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plot_xlo,x
     sta _1
-  //SEG205 [110] (byte*) plot::plotter_x#2 ← (byte*) plot::plotter_x#1 lo= (byte~) plot::$1 [ plot::x#4 plot::y#4 plot::plotter_x#2 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] ) -- zpptrby1=zpptrby2_setlo_zpby1 
+  //SEG205 [110] (byte*) plot::plotter_x#2 ← (byte*) plot::plotter_x#1 lo= (byte~) plot::$1 [ plot::x#4 plot::y#4 plot::plotter_x#2 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 ] ) -- zpptrby1=zpptrby2_setlo_vbuz1 
     lda _1
     sta plotter_x_2
     lda plotter_x+1
     sta plotter_x_2+1
-  //SEG206 [111] (byte~) plot::$2 ← (const byte[]) plot_yhi#0 *idx (byte) plot::y#4 [ plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG206 [111] (byte~) plot::$2 ← (const byte[]) plot_yhi#0 *idx (byte) plot::y#4 [ plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda plot_yhi,x
     sta _2
-  //SEG207 [112] (word) plot::plotter_y#1 ← (byte/signed byte/word/signed word) 0 hi= (byte~) plot::$2 [ plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] ) -- zpwo1=coby1_sethi_zpby1 
+  //SEG207 [112] (word) plot::plotter_y#1 ← (byte/signed byte/word/signed word) 0 hi= (byte~) plot::$2 [ plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::y#4 plot::plotter_x#2 plot::plotter_y#1 ] ) -- zpwo1=coby1_sethi_vbuz1 
     lda #<0
     sta plotter_y
     lda _2
     sta plotter_y+1
-  //SEG208 [113] (byte~) plot::$3 ← (const byte[]) plot_ylo#0 *idx (byte) plot::y#4 [ plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG208 [113] (byte~) plot::$3 ← (const byte[]) plot_ylo#0 *idx (byte) plot::y#4 [ plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda plot_ylo,x
     sta _3
-  //SEG209 [114] (word) plot::plotter_y#2 ← (word) plot::plotter_y#1 lo= (byte~) plot::$3 [ plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] ) -- zpwo1=zpwo2_setlo_zpby1 
+  //SEG209 [114] (word) plot::plotter_y#2 ← (word) plot::plotter_y#1 lo= (byte~) plot::$3 [ plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::x#4 plot::plotter_x#2 plot::plotter_y#2 ] ) -- zpwo1=zpwo2_setlo_vbuz1 
     lda _3
     sta plotter_y_2
     lda plotter_y+1
@@ -15092,16 +15092,16 @@ plot: {
     lda plotter+1
     adc plotter_x_2+1
     sta plotter_y_2+1
-  //SEG211 [116] (byte~) plot::$5 ← (const byte[]) plot_bit#0 *idx (byte) plot::x#4 [ plot::plotter#0 plot::$5 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$5 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG211 [116] (byte~) plot::$5 ← (const byte[]) plot_bit#0 *idx (byte) plot::x#4 [ plot::plotter#0 plot::$5 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$5 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$5 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plot_bit,x
     sta _5
-  //SEG212 [117] (byte~) plot::$6 ← *((byte*) plot::plotter#0) | (byte~) plot::$5 [ plot::plotter#0 plot::$6 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$6 ] ) -- zpby1=_deref_zpptrby1_bor_zpby2 
+  //SEG212 [117] (byte~) plot::$6 ← *((byte*) plot::plotter#0) | (byte~) plot::$5 [ plot::plotter#0 plot::$6 ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$6 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 plot::plotter#0 plot::$6 ] ) -- vbuz1=_deref_zpptrby1_bor_vbuz2 
     ldy #0
     lda (plotter),y
     ora _5
     sta _6
-  //SEG213 [118] *((byte*) plot::plotter#0) ← (byte~) plot::$6 [ ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG213 [118] *((byte*) plot::plotter#0) ← (byte~) plot::$6 [ ] ( main:2::lines:12::line:25::line_ydxi:46::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90::plot:96 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_xdyi:39::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84::plot:125 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_ydxd:60::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76::plot:140 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_xdyd:54::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70::plot:155 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda _6
     sta (plotter),y
@@ -15120,7 +15120,7 @@ line_xdyi: {
     .label xd = $c
     .label yd = $b
     .label e = $10
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -15133,10 +15133,10 @@ line_xdyi: {
     jmp b1
   //SEG222 line_xdyi::@1
   b1:
-  //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- zpby1=zpby2 
+  //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuz1=vbuz2 
     lda x
     sta plot.x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- zpby1=zpby2 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuz1=vbuz2 
     lda y
     sta plot.y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
@@ -15148,23 +15148,23 @@ line_xdyi: {
     jmp b5
   //SEG229 line_xdyi::@5
   b5:
-  //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2_from_b5
     jmp b3
   //SEG233 line_xdyi::@3
   b3:
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -15177,12 +15177,12 @@ line_xdyi: {
     jmp b2
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda x
     cmp _8
     bcc b1_from_b2
@@ -15201,7 +15201,7 @@ line_ydxd: {
     .label yd = $12
     .label xd = $11
     .label e = $16
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -15214,10 +15214,10 @@ line_ydxd: {
     jmp b1
   //SEG250 line_ydxd::@1
   b1:
-  //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- zpby1=zpby2 
+  //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuz1=vbuz2 
     lda x
     sta plot.x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- zpby1=zpby2 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuz1=vbuz2 
     lda y
     sta plot.y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
@@ -15229,23 +15229,23 @@ line_ydxd: {
     jmp b5
   //SEG257 line_ydxd::@5
   b5:
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2_from_b5
     jmp b3
   //SEG261 line_ydxd::@3
   b3:
-  //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec x
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -15258,12 +15258,12 @@ line_ydxd: {
     jmp b2
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda y1
     clc
     adc #1
     sta _8
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda y
     cmp _8
     bcc b1_from_b2
@@ -15282,7 +15282,7 @@ line_xdyd: {
     .label xd = $18
     .label yd = $17
     .label e = $1c
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -15295,10 +15295,10 @@ line_xdyd: {
     jmp b1
   //SEG278 line_xdyd::@1
   b1:
-  //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- zpby1=zpby2 
+  //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuz1=vbuz2 
     lda x
     sta plot.x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- zpby1=zpby2 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuz1=vbuz2 
     lda y
     sta plot.y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
@@ -15310,23 +15310,23 @@ line_xdyd: {
     jmp b5
   //SEG285 line_xdyd::@5
   b5:
-  //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2_from_b5
     jmp b3
   //SEG289 line_xdyd::@3
   b3:
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -15339,12 +15339,12 @@ line_xdyd: {
     jmp b2
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda x
     cmp _8
     bcc b1_from_b2
@@ -15368,10 +15368,10 @@ init_plot_tables: {
     .label yoffs = $20
   //SEG301 [166] phi from init_plot_tables to init_plot_tables::@1 [phi:init_plot_tables->init_plot_tables::@1]
   b1_from_init_plot_tables:
-  //SEG302 [166] phi (byte) init_plot_tables::bits#3 = (byte/word/signed word) 128 [phi:init_plot_tables->init_plot_tables::@1#0] -- zpby1=coby1 
+  //SEG302 [166] phi (byte) init_plot_tables::bits#3 = (byte/word/signed word) 128 [phi:init_plot_tables->init_plot_tables::@1#0] -- vbuz1=coby1 
     lda #$80
     sta bits
-  //SEG303 [166] phi (byte) init_plot_tables::x#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables->init_plot_tables::@1#1] -- zpby1=coby1 
+  //SEG303 [166] phi (byte) init_plot_tables::x#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables->init_plot_tables::@1#1] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b1
@@ -15382,38 +15382,38 @@ init_plot_tables: {
     jmp b1
   //SEG307 init_plot_tables::@1
   b1:
-  //SEG308 [167] (byte~) init_plot_tables::$0 ← (byte) init_plot_tables::x#2 & (byte/word/signed word) 248 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG308 [167] (byte~) init_plot_tables::$0 ← (byte) init_plot_tables::x#2 & (byte/word/signed word) 248 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ) -- vbuz1=vbuz2_band_coby1 
     lda x
     and #$f8
     sta _0
-  //SEG309 [168] *((const byte[]) plot_xlo#0 + (byte) init_plot_tables::x#2) ← (byte~) init_plot_tables::$0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG309 [168] *((const byte[]) plot_xlo#0 + (byte) init_plot_tables::x#2) ← (byte~) init_plot_tables::$0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _0
     ldx x
     sta plot_xlo,x
-  //SEG310 [169] *((const byte[]) plot_xhi#0 + (byte) init_plot_tables::x#2) ← >(const byte*) BITMAP#0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG310 [169] *((const byte[]) plot_xhi#0 + (byte) init_plot_tables::x#2) ← >(const byte*) BITMAP#0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #>BITMAP
     ldx x
     sta plot_xhi,x
-  //SEG311 [170] *((const byte[]) plot_bit#0 + (byte) init_plot_tables::x#2) ← (byte) init_plot_tables::bits#3 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG311 [170] *((const byte[]) plot_bit#0 + (byte) init_plot_tables::x#2) ← (byte) init_plot_tables::bits#3 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda bits
     ldx x
     sta plot_bit,x
-  //SEG312 [171] (byte) init_plot_tables::bits#1 ← (byte) init_plot_tables::bits#3 >> (byte/signed byte/word/signed word) 1 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- zpby1=zpby1_ror_1 
+  //SEG312 [171] (byte) init_plot_tables::bits#1 ← (byte) init_plot_tables::bits#3 >> (byte/signed byte/word/signed word) 1 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- vbuz1=vbuz1_ror_1 
     lsr bits
-  //SEG313 [172] if((byte) init_plot_tables::bits#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG313 [172] if((byte) init_plot_tables::bits#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- vbuz1_neq_0_then_la1 
     lda bits
     bne b10_from_b1
   //SEG314 [173] phi from init_plot_tables::@1 to init_plot_tables::@2 [phi:init_plot_tables::@1->init_plot_tables::@2]
   b2_from_b1:
-  //SEG315 [173] phi (byte) init_plot_tables::bits#4 = (byte/word/signed word) 128 [phi:init_plot_tables::@1->init_plot_tables::@2#0] -- zpby1=coby1 
+  //SEG315 [173] phi (byte) init_plot_tables::bits#4 = (byte/word/signed word) 128 [phi:init_plot_tables::@1->init_plot_tables::@2#0] -- vbuz1=coby1 
     lda #$80
     sta bits
     jmp b2
   //SEG316 init_plot_tables::@2
   b2:
-  //SEG317 [174] (byte) init_plot_tables::x#1 ← ++ (byte) init_plot_tables::x#2 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- zpby1=_inc_zpby1 
+  //SEG317 [174] (byte) init_plot_tables::x#1 ← ++ (byte) init_plot_tables::x#2 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG318 [175] if((byte) init_plot_tables::x#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@1 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- zpby1_neq_0_then_la1 
+  //SEG318 [175] if((byte) init_plot_tables::x#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@1 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- vbuz1_neq_0_then_la1 
     lda x
     bne b1_from_b2
   //SEG319 [176] phi from init_plot_tables::@2 to init_plot_tables::@3 [phi:init_plot_tables::@2->init_plot_tables::@3]
@@ -15423,7 +15423,7 @@ init_plot_tables: {
     sta yoffs
     lda #>0
     sta yoffs+1
-  //SEG321 [176] phi (byte) init_plot_tables::y#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables::@2->init_plot_tables::@3#1] -- zpby1=coby1 
+  //SEG321 [176] phi (byte) init_plot_tables::y#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables::@2->init_plot_tables::@3#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b3
@@ -15434,33 +15434,33 @@ init_plot_tables: {
     jmp b3
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuz2_band_coby1 
     lda y
     and #7
     sta _6
-  //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- zpby1=_lo_zpptrby1 
+  //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuz1=_lo_zpptrby1 
     lda yoffs
     sta _7
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _6
     ora _7
     sta _8
-  //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _8
     ldx y
     sta plot_ylo,x
-  //SEG330 [181] (byte~) init_plot_tables::$9 ← > (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ) -- zpby1=_hi_zpptrby1 
+  //SEG330 [181] (byte~) init_plot_tables::$9 ← > (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ) -- vbuz1=_hi_zpptrby1 
     lda yoffs+1
     sta _9
-  //SEG331 [182] *((const byte[]) plot_yhi#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$9 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG331 [182] *((const byte[]) plot_yhi#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$9 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _9
     ldx y
     sta plot_yhi,x
-  //SEG332 [183] (byte~) init_plot_tables::$10 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG332 [183] (byte~) init_plot_tables::$10 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ) -- vbuz1=vbuz2_band_coby1 
     lda y
     and #7
     sta _10
-  //SEG333 [184] if((byte~) init_plot_tables::$10!=(byte/signed byte/word/signed word) 7) goto init_plot_tables::@4 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG333 [184] if((byte~) init_plot_tables::$10!=(byte/signed byte/word/signed word) 7) goto init_plot_tables::@4 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda _10
     cmp #7
     bne b4_from_b3
@@ -15482,9 +15482,9 @@ init_plot_tables: {
     jmp b4
   //SEG338 init_plot_tables::@4
   b4:
-  //SEG339 [187] (byte) init_plot_tables::y#1 ← ++ (byte) init_plot_tables::y#2 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- zpby1=_inc_zpby1 
+  //SEG339 [187] (byte) init_plot_tables::y#1 ← ++ (byte) init_plot_tables::y#2 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG340 [188] if((byte) init_plot_tables::y#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@3 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- zpby1_neq_0_then_la1 
+  //SEG340 [188] if((byte) init_plot_tables::y#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@3 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b3_from_b4
     jmp breturn
@@ -15813,7 +15813,7 @@ Limited combination testing to 10000 combinations of 186624 possible.
 Uplifting [main] best 15240 combination 
 Uplifting [] best 15240 combination 
 MISSING FRAGMENTS
-  zpby1=_deref_zpptrby1_bor_cowo1_derefidx_vbuyy
+  vbuz1=_deref_zpptrby1_bor_cowo1_derefidx_vbuyy
 Attempting to uplift remaining variables inzp ZP_BYTE:2 [ lines::l#2 lines::l#1 ]
 Uplifting [lines] best 15240 combination zp ZP_BYTE:2 [ lines::l#2 lines::l#1 ] 
 Attempting to uplift remaining variables inzp ZP_BYTE:8 [ line_ydxi::e#3 line_ydxi::e#0 line_ydxi::e#6 line_ydxi::e#2 line_ydxi::e#1 ]
@@ -16062,7 +16062,7 @@ lines: {
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
   b1_from_lines:
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -16071,37 +16071,37 @@ lines: {
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx l
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx l
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
   b3:
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1_from_b3
@@ -16117,45 +16117,45 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
   b15:
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
   b16:
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp xd
     bcs b3
   //SEG55 line::@17
   b17:
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16173,17 +16173,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16198,28 +16198,28 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp xd
     bcs b6
   //SEG86 line::@20
   b20:
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16234,17 +16234,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16259,39 +16259,39 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
   b23:
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp xd
     bcs b10
   //SEG118 line::@24
   b24:
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16306,17 +16306,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16331,28 +16331,28 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp xd
     bcs b13
   //SEG147 line::@27
   b27:
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16367,17 +16367,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -16398,7 +16398,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -16412,7 +16412,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -16422,14 +16422,14 @@ line_ydxi: {
     jsr plot
   //SEG186 line_ydxi::@5
   b5:
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2_from_b5
@@ -16437,7 +16437,7 @@ line_ydxi: {
   b3:
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -16449,11 +16449,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1_from_b2
   //SEG199 line_ydxi::@return
@@ -16515,7 +16515,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -16529,7 +16529,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -16541,20 +16541,20 @@ line_xdyi: {
   b5:
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2_from_b5
   //SEG233 line_xdyi::@3
   b3:
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -16566,12 +16566,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1_from_b2
   //SEG242 line_xdyi::@return
@@ -16586,7 +16586,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -16600,7 +16600,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -16610,14 +16610,14 @@ line_ydxd: {
     jsr plot
   //SEG257 line_ydxd::@5
   b5:
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2_from_b5
@@ -16625,7 +16625,7 @@ line_ydxd: {
   b3:
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -16637,11 +16637,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1_from_b2
   //SEG270 line_ydxd::@return
@@ -16657,7 +16657,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -16671,7 +16671,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -16683,20 +16683,20 @@ line_xdyd: {
   b5:
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2_from_b5
   //SEG289 line_xdyd::@3
   b3:
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -16708,12 +16708,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1_from_b2
   //SEG298 line_xdyd::@return
@@ -16783,13 +16783,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -17003,7 +17003,7 @@ lines: {
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
   b1_from_lines:
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -17012,34 +17012,34 @@ lines: {
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
   b3:
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1_from_b3
@@ -17055,44 +17055,44 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
   b15:
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
   b16:
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
   b17:
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17110,17 +17110,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17135,27 +17135,27 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
   b20:
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17170,17 +17170,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17195,38 +17195,38 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
   b23:
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
   b24:
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17241,17 +17241,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17266,27 +17266,27 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
   b27:
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17301,17 +17301,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -17332,7 +17332,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -17346,7 +17346,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -17356,14 +17356,14 @@ line_ydxi: {
     jsr plot
   //SEG186 line_ydxi::@5
   b5:
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2_from_b5
@@ -17371,7 +17371,7 @@ line_ydxi: {
   b3:
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -17383,11 +17383,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1_from_b2
   //SEG199 line_ydxi::@return
@@ -17448,7 +17448,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -17462,7 +17462,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -17474,20 +17474,20 @@ line_xdyi: {
   b5:
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2_from_b5
   //SEG233 line_xdyi::@3
   b3:
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -17499,12 +17499,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1_from_b2
   //SEG242 line_xdyi::@return
@@ -17519,7 +17519,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -17533,7 +17533,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -17543,14 +17543,14 @@ line_ydxd: {
     jsr plot
   //SEG257 line_ydxd::@5
   b5:
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2_from_b5
@@ -17558,7 +17558,7 @@ line_ydxd: {
   b3:
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -17570,11 +17570,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1_from_b2
   //SEG270 line_ydxd::@return
@@ -17590,7 +17590,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -17604,7 +17604,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -17616,20 +17616,20 @@ line_xdyd: {
   b5:
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2_from_b5
   //SEG289 line_xdyd::@3
   b3:
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -17641,12 +17641,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1_from_b2
   //SEG298 line_xdyd::@return
@@ -17715,13 +17715,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -17966,7 +17966,7 @@ lines: {
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
   b1_from_lines:
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -17974,34 +17974,34 @@ lines: {
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
   b3:
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -18017,44 +18017,44 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
   b15:
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
   b16:
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
   b17:
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18072,17 +18072,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18097,27 +18097,27 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
   b20:
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18132,17 +18132,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18157,38 +18157,38 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
   b23:
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
   b24:
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18203,17 +18203,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18228,27 +18228,27 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
   b27:
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18263,17 +18263,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18294,7 +18294,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -18306,7 +18306,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -18316,14 +18316,14 @@ line_ydxi: {
     jsr plot
   //SEG186 line_ydxi::@5
   b5:
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
@@ -18331,7 +18331,7 @@ line_ydxi: {
   b3:
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -18341,11 +18341,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -18406,7 +18406,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -18418,7 +18418,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -18430,20 +18430,20 @@ line_xdyi: {
   b5:
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
   b3:
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -18453,12 +18453,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -18473,7 +18473,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -18485,7 +18485,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -18495,14 +18495,14 @@ line_ydxd: {
     jsr plot
   //SEG257 line_ydxd::@5
   b5:
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
@@ -18510,7 +18510,7 @@ line_ydxd: {
   b3:
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -18520,11 +18520,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -18540,7 +18540,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -18552,7 +18552,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -18564,20 +18564,20 @@ line_xdyd: {
   b5:
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
   b3:
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -18587,12 +18587,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -18659,13 +18659,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -18895,7 +18895,7 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -18903,33 +18903,33 @@ lines: {
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -18944,41 +18944,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -18995,17 +18995,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19019,26 +19019,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19052,17 +19052,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19076,36 +19076,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19119,17 +19119,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19143,26 +19143,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19176,17 +19176,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19206,7 +19206,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -19218,7 +19218,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -19226,21 +19226,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -19250,11 +19250,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -19313,7 +19313,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -19325,7 +19325,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -19335,19 +19335,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -19357,12 +19357,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -19376,7 +19376,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -19388,7 +19388,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -19396,21 +19396,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -19420,11 +19420,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -19439,7 +19439,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -19451,7 +19451,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -19461,19 +19461,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -19483,12 +19483,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -19551,13 +19551,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -19734,7 +19734,7 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -19742,33 +19742,33 @@ lines: {
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -19783,41 +19783,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19834,17 +19834,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19858,26 +19858,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19891,17 +19891,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19915,36 +19915,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19958,17 +19958,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -19982,26 +19982,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20015,17 +20015,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20045,7 +20045,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -20057,7 +20057,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -20065,21 +20065,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -20089,11 +20089,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -20152,7 +20152,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -20164,7 +20164,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -20174,19 +20174,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -20196,12 +20196,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -20215,7 +20215,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -20227,7 +20227,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -20235,21 +20235,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -20259,11 +20259,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -20278,7 +20278,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -20290,7 +20290,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -20300,19 +20300,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -20322,12 +20322,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -20390,13 +20390,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -20572,7 +20572,7 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
     jmp b1
@@ -20580,33 +20580,33 @@ lines: {
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -20621,41 +20621,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20672,17 +20672,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20696,26 +20696,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20729,17 +20729,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20753,36 +20753,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20796,17 +20796,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20820,26 +20820,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20853,17 +20853,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -20883,7 +20883,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -20895,7 +20895,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -20903,21 +20903,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -20927,11 +20927,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -20990,7 +20990,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -21002,7 +21002,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -21012,19 +21012,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -21034,12 +21034,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -21053,7 +21053,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -21065,7 +21065,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -21073,21 +21073,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -21097,11 +21097,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -21116,7 +21116,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -21128,7 +21128,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -21138,19 +21138,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -21160,12 +21160,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -21228,13 +21228,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -21414,40 +21414,40 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
   //SEG30 [16] phi from lines::@3 to lines::@1 [phi:lines::@3->lines::@1]
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -21462,41 +21462,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21513,17 +21513,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21537,26 +21537,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21570,17 +21570,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21594,36 +21594,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21637,17 +21637,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21661,26 +21661,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21694,17 +21694,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -21724,7 +21724,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -21736,7 +21736,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -21744,21 +21744,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -21768,11 +21768,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -21831,7 +21831,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -21843,7 +21843,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -21853,19 +21853,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -21875,12 +21875,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -21894,7 +21894,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -21906,7 +21906,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -21914,21 +21914,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -21938,11 +21938,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -21957,7 +21957,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -21969,7 +21969,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -21979,19 +21979,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -22001,12 +22001,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -22067,13 +22067,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -22247,40 +22247,40 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
   //SEG30 [16] phi from lines::@3 to lines::@1 [phi:lines::@3->lines::@1]
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -22295,41 +22295,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22346,17 +22346,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22370,26 +22370,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22403,17 +22403,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22427,36 +22427,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22470,17 +22470,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22494,26 +22494,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22527,17 +22527,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -22557,7 +22557,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -22569,7 +22569,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -22577,21 +22577,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -22601,11 +22601,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -22664,7 +22664,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -22676,7 +22676,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -22686,19 +22686,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -22708,12 +22708,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -22727,7 +22727,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -22739,7 +22739,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -22747,21 +22747,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -22771,11 +22771,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -22790,7 +22790,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -22802,7 +22802,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -22812,19 +22812,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -22834,12 +22834,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -22900,13 +22900,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -23079,40 +23079,40 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
   //SEG30 [16] phi from lines::@3 to lines::@1 [phi:lines::@3->lines::@1]
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -23127,41 +23127,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23178,17 +23178,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23202,26 +23202,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23235,17 +23235,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23259,36 +23259,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23302,17 +23302,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23326,26 +23326,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23359,17 +23359,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -23389,7 +23389,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -23401,7 +23401,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -23409,21 +23409,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -23433,11 +23433,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -23496,7 +23496,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -23508,7 +23508,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -23518,19 +23518,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -23540,12 +23540,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -23559,7 +23559,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -23571,7 +23571,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -23579,21 +23579,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -23603,11 +23603,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -23622,7 +23622,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -23634,7 +23634,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -23644,19 +23644,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -23666,12 +23666,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -23732,13 +23732,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -24248,40 +24248,40 @@ lines: {
     .label _3 = 4
     .label l = 2
   //SEG28 [16] phi from lines to lines::@1 [phi:lines->lines::@1]
-  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- zpby1=coby1 
+  //SEG29 [16] phi (byte) lines::l#2 = (byte/signed byte/word/signed word) 0 [phi:lines->lines::@1#0] -- vbuz1=coby1 
     lda #0
     sta l
   //SEG30 [16] phi from lines::@3 to lines::@1 [phi:lines::@3->lines::@1]
   //SEG31 [16] phi (byte) lines::l#2 = (byte) lines::l#1 [phi:lines::@3->lines::@1#0] -- register_copy 
   //SEG32 lines::@1
   b1:
-  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG33 [17] (byte~) lines::$0 ← (const byte[]) lines_x#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 ] ( main:2::lines:12 [ lines::l#2 lines::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx l
     lda lines_x,x
     tay
-  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG34 [18] (byte~) lines::$2 ← (const byte[]) lines_x#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_x+1,x
     sta _2
-  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG35 [19] (byte~) lines::$3 ← (const byte[]) lines_y#0 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     lda lines_y,x
     sta _3
-  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_zpby1 
+  //SEG36 [20] (byte~) lines::$5 ← (const byte[]) lines_y#0+(byte/signed byte/word/signed word) 1 *idx (byte) lines::l#2 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ( main:2::lines:12 [ lines::l#2 lines::$0 lines::$2 lines::$3 lines::$5 ] ) -- vbuxx=cowo1_derefidx_vbuz1 
     lda lines_y+1,x
     tax
-  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- zpby1=vbuyy 
+  //SEG37 [21] (byte) line::x0#0 ← (byte~) lines::$0 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$2 lines::$3 lines::$5 line::x0#0 ] ) -- vbuz1=vbuyy 
     sty line.x0
   //SEG38 [22] (byte) line::x1#0 ← (byte~) lines::$2 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] ( main:2::lines:12 [ lines::l#2 lines::$3 lines::$5 line::x0#0 line::x1#0 ] )
     // (byte) line::x1#0 = (byte~) lines::$2  // register copy zp ZP_BYTE:3
-  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=zpby1 
+  //SEG39 [23] (byte) line::y0#0 ← (byte~) lines::$3 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ( main:2::lines:12 [ lines::l#2 lines::$5 line::x0#0 line::x1#0 line::y0#0 ] ) -- vbuyy=vbuz1 
     ldy _3
-  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1=vbuxx 
+  //SEG40 [24] (byte) line::y1#0 ← (byte~) lines::$5 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1=vbuxx 
     stx line.y1
   //SEG41 [25] call line param-assignment [ lines::l#2 ] ( main:2::lines:12 [ lines::l#2 ] )
     jsr line
   //SEG42 lines::@3
-  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG43 [26] (byte) lines::l#1 ← ++ (byte) lines::l#2 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1=_inc_vbuz1 
     inc l
-  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [27] if((byte) lines::l#1<(const byte) lines_cnt#0) goto lines::@1 [ lines::l#1 ] ( main:2::lines:12 [ lines::l#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda l
     cmp #lines_cnt
     bcc b1
@@ -24296,41 +24296,41 @@ line: {
     .label y1 = 4
     .label xd = 7
     .label yd = $a
-  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG48 [29] if((byte) line::x0#0>=(byte) line::x1#0) goto line::@1 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x0
     cmp x1
     bcs b1
   //SEG49 line::@15
-  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG50 [30] (byte) line::xd#1 ← (byte) line::x1#0 - (byte) line::x0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x1
     sec
     sbc x0
     sta xd
-  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG51 [31] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@2 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b2
   //SEG52 line::@16
-  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG53 [32] (byte) line::yd#1 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG54 [33] if((byte) line::yd#1>=(byte) line::xd#1) goto line::@3 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b3
   //SEG55 line::@17
-  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG56 [34] (byte) line_xdyi::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#1 line_xdyi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG57 [35] (byte) line_xdyi::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyi.y
-  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- zpby1=zpby2 
+  //SEG58 [36] (byte) line_xdyi::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyi.x1
-  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG59 [37] (byte) line_xdyi::xd#0 ← (byte) line::xd#1 [ line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#1 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG60 [38] (byte) line_xdyi::yd#0 ← (byte) line::yd#1 [ line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#0 line_xdyi::y#0 line_xdyi::x1#0 line_xdyi::xd#0 line_xdyi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG61 [39] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24347,17 +24347,17 @@ line: {
     rts
   //SEG70 line::@3
   b3:
-  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- zpby1=vbuyy 
+  //SEG71 [41] (byte) line_ydxi::y#0 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y
-  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=zpby1 
+  //SEG72 [42] (byte) line_ydxi::x#0 ← (byte) line::x0#0 [ line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- zpby1=zpby2 
+  //SEG73 [43] (byte) line_ydxi::y1#0 ← (byte) line::y1#0 [ line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y1
-  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- zpby1=zpby2 
+  //SEG74 [44] (byte) line_ydxi::yd#0 ← (byte) line::yd#1 [ line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- zpby1=zpby2 
+  //SEG75 [45] (byte) line_ydxi::xd#0 ← (byte) line::xd#1 [ line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#0 line_ydxi::x#0 line_ydxi::y1#0 line_ydxi::yd#0 line_ydxi::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG76 [46] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24371,26 +24371,26 @@ line: {
     jmp breturn
   //SEG83 line::@2
   b2:
-  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG84 [47] (byte) line::yd#0 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG85 [48] if((byte) line::yd#0>=(byte) line::xd#1) goto line::@6 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#1 line::yd#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b6
   //SEG86 line::@20
-  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG87 [49] (byte) line_xdyd::x#0 ← (byte) line::x0#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_xdyd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- zpby1=vbuyy 
+  //SEG88 [50] (byte) line_xdyd::y#0 ← (byte) line::y0#0 [ line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 ] ) -- vbuz1=vbuyy 
     sty line_xdyd.y
-  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- zpby1=zpby2 
+  //SEG89 [51] (byte) line_xdyd::x1#0 ← (byte) line::x1#0 [ line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 ] ) -- vbuz1=vbuz2 
     lda x1
     sta line_xdyd.x1
-  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG90 [52] (byte) line_xdyd::xd#0 ← (byte) line::xd#1 [ line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#0 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG91 [53] (byte) line_xdyd::yd#0 ← (byte) line::yd#0 [ line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#0 line_xdyd::y#0 line_xdyd::x1#0 line_xdyd::xd#0 line_xdyd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG92 [54] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24404,17 +24404,17 @@ line: {
     jmp breturn
   //SEG99 line::@6
   b6:
-  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- zpby1=zpby2 
+  //SEG100 [55] (byte) line_ydxd::y#0 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y
-  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=zpby1 
+  //SEG101 [56] (byte) line_ydxd::x#0 ← (byte) line::x1#0 [ line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- zpby1=vbuyy 
+  //SEG102 [57] (byte) line_ydxd::y1#0 ← (byte) line::y0#0 [ line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line::yd#0 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y1
-  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- zpby1=zpby2 
+  //SEG103 [58] (byte) line_ydxd::yd#0 ← (byte) line::yd#0 [ line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#1 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- zpby1=zpby2 
+  //SEG104 [59] (byte) line_ydxd::xd#0 ← (byte) line::xd#1 [ line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#0 line_ydxd::x#0 line_ydxd::y1#0 line_ydxd::yd#0 line_ydxd::xd#0 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG105 [60] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24428,36 +24428,36 @@ line: {
     jmp breturn
   //SEG112 line::@1
   b1:
-  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG113 [61] (byte) line::xd#0 ← (byte) line::x0#0 - (byte) line::x1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x0
     sec
     sbc x1
     sta xd
-  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_zpby1_then_la1 
+  //SEG114 [62] if((byte) line::y0#0>=(byte) line::y1#0) goto line::@9 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 ] ) -- vbuyy_ge_vbuz1_then_la1 
     cpy y1
     bcs b9
   //SEG115 line::@23
-  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1=zpby2_minus_vbuyy 
+  //SEG116 [63] (byte) line::yd#3 ← (byte) line::y1#0 - (byte) line::y0#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1=vbuz2_minus_vbuyy 
     sty $ff
     lda y1
     sec
     sbc $ff
     sta yd
-  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG117 [64] if((byte) line::yd#3>=(byte) line::xd#0) goto line::@10 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#3 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b10
   //SEG118 line::@24
-  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG119 [65] (byte) line_xdyd::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_xdyd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- zpby1=zpby2 
+  //SEG120 [66] (byte) line_xdyd::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyd.y
   //SEG121 [67] (byte) line_xdyd::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 ] )
     // (byte) line_xdyd::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG122 [68] (byte) line_xdyd::xd#1 ← (byte) line::xd#0 [ line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#3 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyd.xd
-  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG123 [69] (byte) line_xdyd::yd#1 ← (byte) line::yd#3 [ line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyd::x#1 line_xdyd::y#1 line_xdyd::x1#1 line_xdyd::xd#1 line_xdyd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyd.yd
   //SEG124 [70] call line_xdyd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24471,17 +24471,17 @@ line: {
     jmp breturn
   //SEG131 line::@10
   b10:
-  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- zpby1=vbuyy 
+  //SEG132 [71] (byte) line_ydxd::y#1 ← (byte) line::y0#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxd.y
-  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=zpby1 
+  //SEG133 [72] (byte) line_ydxd::x#1 ← (byte) line::x0#0 [ line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y1#0 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 ] ) -- vbuxx=vbuz1 
     ldx x0
-  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- zpby1=zpby2 
+  //SEG134 [73] (byte) line_ydxd::y1#1 ← (byte) line::y1#0 [ line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#3 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxd.y1
-  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- zpby1=zpby2 
+  //SEG135 [74] (byte) line_ydxd::yd#1 ← (byte) line::yd#3 [ line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxd.yd
-  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- zpby1=zpby2 
+  //SEG136 [75] (byte) line_ydxd::xd#1 ← (byte) line::xd#0 [ line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxd::y#1 line_ydxd::x#1 line_ydxd::y1#1 line_ydxd::yd#1 line_ydxd::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxd.xd
   //SEG137 [76] call line_ydxd param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24495,26 +24495,26 @@ line: {
     jmp breturn
   //SEG144 line::@9
   b9:
-  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1=vbuyy_minus_zpby2 
+  //SEG145 [77] (byte) line::yd#10 ← (byte) line::y0#0 - (byte) line::y1#0 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1=vbuyy_minus_vbuz2 
     tya
     sec
     sbc y1
     sta yd
-  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG146 [78] if((byte) line::yd#10>=(byte) line::xd#0) goto line::@13 [ line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::x1#0 line::y0#0 line::y1#0 line::xd#0 line::yd#10 ] ) -- vbuz1_ge_vbuz2_then_la1 
     cmp xd
     bcs b13
   //SEG147 line::@27
-  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG148 [79] (byte) line_xdyi::x#1 ← (byte) line::x1#0 [ line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::y1#0 line::xd#0 line::yd#10 line_xdyi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- zpby1=zpby2 
+  //SEG149 [80] (byte) line_xdyi::y#1 ← (byte) line::y1#0 [ line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x0#0 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_xdyi.y
   //SEG150 [81] (byte) line_xdyi::x1#1 ← (byte) line::x0#0 [ line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 ] )
     // (byte) line_xdyi::x1#1 = (byte) line::x0#0  // register copy zp ZP_BYTE:5
-  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG151 [82] (byte) line_xdyi::xd#1 ← (byte) line::xd#0 [ line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::yd#10 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_xdyi.xd
-  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG152 [83] (byte) line_xdyi::yd#1 ← (byte) line::yd#10 [ line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_xdyi::x#1 line_xdyi::y#1 line_xdyi::x1#1 line_xdyi::xd#1 line_xdyi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_xdyi.yd
   //SEG153 [84] call line_xdyi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24528,17 +24528,17 @@ line: {
     jmp breturn
   //SEG160 line::@13
   b13:
-  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- zpby1=zpby2 
+  //SEG161 [85] (byte) line_ydxi::y#1 ← (byte) line::y1#0 [ line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::x1#0 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 ] ) -- vbuz1=vbuz2 
     lda y1
     sta line_ydxi.y
-  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=zpby1 
+  //SEG162 [86] (byte) line_ydxi::x#1 ← (byte) line::x1#0 [ line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::y0#0 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 ] ) -- vbuxx=vbuz1 
     ldx x1
-  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- zpby1=vbuyy 
+  //SEG163 [87] (byte) line_ydxi::y1#1 ← (byte) line::y0#0 [ line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line::yd#10 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 ] ) -- vbuz1=vbuyy 
     sty line_ydxi.y1
-  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- zpby1=zpby2 
+  //SEG164 [88] (byte) line_ydxi::yd#1 ← (byte) line::yd#10 [ line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line::xd#0 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 ] ) -- vbuz1=vbuz2 
     lda yd
     sta line_ydxi.yd
-  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- zpby1=zpby2 
+  //SEG165 [89] (byte) line_ydxi::xd#1 ← (byte) line::xd#0 [ line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ( main:2::lines:12::line:25 [ lines::l#2 line_ydxi::y#1 line_ydxi::x#1 line_ydxi::y1#1 line_ydxi::yd#1 line_ydxi::xd#1 ] ) -- vbuz1=vbuz2 
     lda xd
     sta line_ydxi.xd
   //SEG166 [90] call line_ydxi param-assignment [ ] ( main:2::lines:12::line:25 [ lines::l#2 ] )
@@ -24558,7 +24558,7 @@ line_ydxi: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG174 [92] (byte) line_ydxi::e#0 ← (byte) line_ydxi::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::x#5 line_ydxi::y#6 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -24570,7 +24570,7 @@ line_ydxi: {
   b1:
   //SEG180 [94] (byte) plot::x#2 ← (byte) line_ydxi::x#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 ] )
     // (byte) plot::x#2 = (byte) line_ydxi::x#3  // register copy reg byte x
-  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=zpby1 
+  //SEG181 [95] (byte) plot::y#2 ← (byte) line_ydxi::y#3 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 plot::x#2 plot::y#2 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG182 [96] call plot param-assignment [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#3 line_ydxi::e#3 ] )
   //SEG183 [106] phi from line_ydxi::@1 to plot [phi:line_ydxi::@1->plot]
@@ -24578,21 +24578,21 @@ line_ydxi: {
   //SEG185 [106] phi (byte) plot::x#4 = (byte) plot::x#2 [phi:line_ydxi::@1->plot#1] -- register_copy 
     jsr plot
   //SEG186 line_ydxi::@5
-  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG187 [97] (byte) line_ydxi::y#2 ← (byte) line_ydxi::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::e#3 line_ydxi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG188 [98] (byte) line_ydxi::e#1 ← (byte) line_ydxi::e#3 + (byte) line_ydxi::xd#2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG189 [99] if((byte) line_ydxi::yd#5>=(byte) line_ydxi::e#1) goto line_ydxi::@2 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#3 line_ydxi::y#2 line_ydxi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG190 line_ydxi::@3
   //SEG191 [100] (byte) line_ydxi::x#2 ← (byte) line_ydxi::x#3 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::e#1 line_ydxi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG192 [101] (byte) line_ydxi::e#2 ← (byte) line_ydxi::e#1 - (byte) line_ydxi::yd#5 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::y#2 line_ydxi::x#2 line_ydxi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -24602,11 +24602,11 @@ line_ydxi: {
   //SEG195 [102] phi (byte) line_ydxi::x#6 = (byte) line_ydxi::x#2 [phi:line_ydxi::@3/line_ydxi::@5->line_ydxi::@2#1] -- register_copy 
   //SEG196 line_ydxi::@2
   b2:
-  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG197 [103] (byte~) line_ydxi::$8 ← (byte) line_ydxi::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 line_ydxi::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG198 [104] if((byte) line_ydxi::y#2<(byte~) line_ydxi::$8) goto line_ydxi::@1 [ line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ( main:2::lines:12::line:25::line_ydxi:46 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] main:2::lines:12::line:25::line_ydxi:90 [ lines::l#2 line_ydxi::xd#2 line_ydxi::yd#5 line_ydxi::y1#6 line_ydxi::x#6 line_ydxi::y#2 line_ydxi::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG199 line_ydxi::@return
@@ -24665,7 +24665,7 @@ line_xdyi: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG217 [121] (byte) line_xdyi::e#0 ← (byte) line_xdyi::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::x#6 line_xdyi::y#5 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -24677,7 +24677,7 @@ line_xdyi: {
   b1:
   //SEG223 [123] (byte) plot::x#0 ← (byte) line_xdyi::x#3 [ plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
     // (byte) plot::x#0 = (byte) line_xdyi::x#3  // register copy reg byte x
-  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=zpby1 
+  //SEG224 [124] (byte) plot::y#0 ← (byte) line_xdyi::y#3 [ plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 plot::x#0 plot::y#0 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG225 [125] call plot param-assignment [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#3 line_xdyi::y#3 line_xdyi::e#3 ] )
   //SEG226 [106] phi from line_xdyi::@1 to plot [phi:line_xdyi::@1->plot]
@@ -24687,19 +24687,19 @@ line_xdyi: {
   //SEG229 line_xdyi::@5
   //SEG230 [126] (byte) line_xdyi::x#2 ← (byte) line_xdyi::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::e#3 line_xdyi::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG231 [127] (byte) line_xdyi::e#1 ← (byte) line_xdyi::e#3 + (byte) line_xdyi::yd#2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG232 [128] if((byte) line_xdyi::xd#5>=(byte) line_xdyi::e#1) goto line_xdyi::@2 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::y#3 line_xdyi::x#2 line_xdyi::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG233 line_xdyi::@3
-  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG234 [129] (byte) line_xdyi::y#2 ← (byte) line_xdyi::y#3 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::e#1 line_xdyi::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG235 [130] (byte) line_xdyi::e#2 ← (byte) line_xdyi::e#1 - (byte) line_xdyi::xd#5 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#2 line_xdyi::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -24709,12 +24709,12 @@ line_xdyi: {
   //SEG238 [131] phi (byte) line_xdyi::y#6 = (byte) line_xdyi::y#2 [phi:line_xdyi::@3/line_xdyi::@5->line_xdyi::@2#1] -- register_copy 
   //SEG239 line_xdyi::@2
   b2:
-  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG240 [132] (byte~) line_xdyi::$8 ← (byte) line_xdyi::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 line_xdyi::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG241 [133] if((byte) line_xdyi::x#2<(byte~) line_xdyi::$8) goto line_xdyi::@1 [ line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ( main:2::lines:12::line:25::line_xdyi:39 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] main:2::lines:12::line:25::line_xdyi:84 [ lines::l#2 line_xdyi::yd#2 line_xdyi::xd#5 line_xdyi::x1#6 line_xdyi::x#2 line_xdyi::y#6 line_xdyi::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG242 line_xdyi::@return
@@ -24728,7 +24728,7 @@ line_ydxd: {
     .label yd = 4
     .label xd = 3
     .label e = 7
-  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG245 [136] (byte) line_ydxd::e#0 ← (byte) line_ydxd::xd#2 >> (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::x#5 line_ydxd::y#6 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda xd
     lsr
     sta e
@@ -24740,7 +24740,7 @@ line_ydxd: {
   b1:
   //SEG251 [138] (byte) plot::x#3 ← (byte) line_ydxd::x#3 [ plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
     // (byte) plot::x#3 = (byte) line_ydxd::x#3  // register copy reg byte x
-  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG252 [139] (byte) plot::y#3 ← (byte) line_ydxd::y#3 [ plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 plot::x#3 plot::y#3 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG253 [140] call plot param-assignment [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#3 line_ydxd::e#3 ] )
   //SEG254 [106] phi from line_ydxd::@1 to plot [phi:line_ydxd::@1->plot]
@@ -24748,21 +24748,21 @@ line_ydxd: {
   //SEG256 [106] phi (byte) plot::x#4 = (byte) plot::x#3 [phi:line_ydxd::@1->plot#1] -- register_copy 
     jsr plot
   //SEG257 line_ydxd::@5
-  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- zpby1=zpby1_plus_1 
+  //SEG258 [141] (byte) line_ydxd::y#2 ← (byte) line_ydxd::y#3 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::e#3 line_ydxd::y#2 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
-  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG259 [142] (byte) line_ydxd::e#1 ← (byte) line_ydxd::e#3 + (byte) line_ydxd::xd#2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc xd
     sta e
-  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG260 [143] if((byte) line_ydxd::yd#5>=(byte) line_ydxd::e#1) goto line_ydxd::@2 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#3 line_ydxd::y#2 line_ydxd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda yd
     cmp e
     bcs b2
   //SEG261 line_ydxd::@3
   //SEG262 [144] (byte) line_ydxd::x#2 ← (byte) line_ydxd::x#3 - (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::e#1 line_ydxd::x#2 ] ) -- vbuxx=vbuxx_minus_1 
     dex
-  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG263 [145] (byte) line_ydxd::e#2 ← (byte) line_ydxd::e#1 - (byte) line_ydxd::yd#5 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::y#2 line_ydxd::x#2 line_ydxd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc yd
@@ -24772,11 +24772,11 @@ line_ydxd: {
   //SEG266 [146] phi (byte) line_ydxd::x#6 = (byte) line_ydxd::x#2 [phi:line_ydxd::@3/line_ydxd::@5->line_ydxd::@2#1] -- register_copy 
   //SEG267 line_ydxd::@2
   b2:
-  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=zpby1_plus_1 
+  //SEG268 [147] (byte~) line_ydxd::$8 ← (byte) line_ydxd::y1#6 + (byte/signed byte/word/signed word) 1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 line_ydxd::$8 ] ) -- vbuaa=vbuz1_plus_1 
     lda y1
     clc
     adc #1
-  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- zpby1_lt_vbuaa_then_la1 
+  //SEG269 [148] if((byte) line_ydxd::y#2<(byte~) line_ydxd::$8) goto line_ydxd::@1 [ line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ( main:2::lines:12::line:25::line_ydxd:60 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] main:2::lines:12::line:25::line_ydxd:76 [ lines::l#2 line_ydxd::xd#2 line_ydxd::yd#5 line_ydxd::y1#6 line_ydxd::x#6 line_ydxd::y#2 line_ydxd::e#6 ] ) -- vbuz1_lt_vbuaa_then_la1 
     cmp y
     bcs b1
   //SEG270 line_ydxd::@return
@@ -24791,7 +24791,7 @@ line_xdyd: {
     .label xd = 4
     .label yd = 3
     .label e = 7
-  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG273 [151] (byte) line_xdyd::e#0 ← (byte) line_xdyd::yd#2 >> (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::x#6 line_xdyd::y#5 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::e#0 ] ) -- vbuz1=vbuz2_ror_1 
     lda yd
     lsr
     sta e
@@ -24803,7 +24803,7 @@ line_xdyd: {
   b1:
   //SEG279 [153] (byte) plot::x#1 ← (byte) line_xdyd::x#3 [ plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
     // (byte) plot::x#1 = (byte) line_xdyd::x#3  // register copy reg byte x
-  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=zpby1 
+  //SEG280 [154] (byte) plot::y#1 ← (byte) line_xdyd::y#3 [ plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 plot::x#1 plot::y#1 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ) -- vbuyy=vbuz1 
     ldy y
   //SEG281 [155] call plot param-assignment [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#3 line_xdyd::y#3 line_xdyd::e#3 ] )
   //SEG282 [106] phi from line_xdyd::@1 to plot [phi:line_xdyd::@1->plot]
@@ -24813,19 +24813,19 @@ line_xdyd: {
   //SEG285 line_xdyd::@5
   //SEG286 [156] (byte) line_xdyd::x#2 ← (byte) line_xdyd::x#3 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::e#3 line_xdyd::x#2 ] ) -- vbuxx=vbuxx_plus_1 
     inx
-  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG287 [157] (byte) line_xdyd::e#1 ← (byte) line_xdyd::e#3 + (byte) line_xdyd::yd#2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda e
     clc
     adc yd
     sta e
-  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG288 [158] if((byte) line_xdyd::xd#5>=(byte) line_xdyd::e#1) goto line_xdyd::@2 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::y#3 line_xdyd::x#2 line_xdyd::e#1 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda xd
     cmp e
     bcs b2
   //SEG289 line_xdyd::@3
-  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- zpby1=zpby1_minus_1 
+  //SEG290 [159] (byte) line_xdyd::y#2 ← (byte) line_xdyd::y#3 - (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::e#1 line_xdyd::y#2 ] ) -- vbuz1=vbuz1_minus_1 
     dec y
-  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG291 [160] (byte) line_xdyd::e#2 ← (byte) line_xdyd::e#1 - (byte) line_xdyd::xd#5 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#2 line_xdyd::e#2 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda e
     sec
     sbc xd
@@ -24835,12 +24835,12 @@ line_xdyd: {
   //SEG294 [161] phi (byte) line_xdyd::y#6 = (byte) line_xdyd::y#2 [phi:line_xdyd::@3/line_xdyd::@5->line_xdyd::@2#1] -- register_copy 
   //SEG295 line_xdyd::@2
   b2:
-  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- zpby1=zpby2_plus_1 
+  //SEG296 [162] (byte~) line_xdyd::$8 ← (byte) line_xdyd::x1#6 + (byte/signed byte/word/signed word) 1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 line_xdyd::$8 ] ) -- vbuz1=vbuz2_plus_1 
     lda x1
     clc
     adc #1
     sta _8
-  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG297 [163] if((byte) line_xdyd::x#2<(byte~) line_xdyd::$8) goto line_xdyd::@1 [ line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ( main:2::lines:12::line:25::line_xdyd:54 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] main:2::lines:12::line:25::line_xdyd:70 [ lines::l#2 line_xdyd::yd#2 line_xdyd::xd#5 line_xdyd::x1#6 line_xdyd::x#2 line_xdyd::y#6 line_xdyd::e#6 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx _8
     bcc b1
   //SEG298 line_xdyd::@return
@@ -24901,13 +24901,13 @@ init_plot_tables: {
   //SEG324 [176] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG325 init_plot_tables::@3
   b3:
-  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG326 [177] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG327 [178] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG328 [179] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG329 [180] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/bitmap-plotter.log b/src/main/java/dk/camelot64/kickc/test/ref/bitmap-plotter.log
index fe6bb1b89..426f59053 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/bitmap-plotter.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/bitmap-plotter.log
@@ -5715,7 +5715,7 @@ plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
   b1_from_plots:
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -5725,18 +5725,18 @@ plots: {
     jmp b1
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda plots_x,x
     sta _0
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda plots_y,x
     sta _1
-  //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] ) -- zpby1=zpby2 
+  //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] ) -- vbuz1=vbuz2 
     lda _0
     sta plot.x
-  //SEG39 [22] (byte) plot::y#0 ← (byte~) plots::$1 [ plots::i#2 plot::x#0 plot::y#0 ] ( main:2::plots:13 [ plots::i#2 plot::x#0 plot::y#0 ] ) -- zpby1=zpby2 
+  //SEG39 [22] (byte) plot::y#0 ← (byte~) plots::$1 [ plots::i#2 plot::x#0 plot::y#0 ] ( main:2::plots:13 [ plots::i#2 plot::x#0 plot::y#0 ] ) -- vbuz1=vbuz2 
     lda _1
     sta plot.y
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
@@ -5744,9 +5744,9 @@ plots: {
     jmp b3
   //SEG41 plots::@3
   b3:
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1_from_b3
@@ -5771,38 +5771,38 @@ plot: {
     .label plotter_y = $17
     .label plotter_y_2 = $1a
     .label plotter = $1c
-  //SEG47 [27] (byte~) plot::$0 ← (const byte[]) plot_xhi#0 *idx (byte) plot::x#0 [ plot::x#0 plot::y#0 plot::$0 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG47 [27] (byte~) plot::$0 ← (const byte[]) plot_xhi#0 *idx (byte) plot::x#0 [ plot::x#0 plot::y#0 plot::$0 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plot_xhi,x
     sta _0
-  //SEG48 [28] (byte*) plot::plotter_x#1 ← ((byte*))(byte/signed byte/word/signed word) 0 hi= (byte~) plot::$0 [ plot::x#0 plot::y#0 plot::plotter_x#1 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#1 ] ) -- zpptrby1=cowo1_sethi_zpby1 
+  //SEG48 [28] (byte*) plot::plotter_x#1 ← ((byte*))(byte/signed byte/word/signed word) 0 hi= (byte~) plot::$0 [ plot::x#0 plot::y#0 plot::plotter_x#1 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#1 ] ) -- zpptrby1=cowo1_sethi_vbuz1 
     lda _0
     sta plotter_x+1
     lda #<0
     sta plotter_x
-  //SEG49 [29] (byte~) plot::$1 ← (const byte[]) plot_xlo#0 *idx (byte) plot::x#0 [ plot::x#0 plot::y#0 plot::plotter_x#1 plot::$1 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#1 plot::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG49 [29] (byte~) plot::$1 ← (const byte[]) plot_xlo#0 *idx (byte) plot::x#0 [ plot::x#0 plot::y#0 plot::plotter_x#1 plot::$1 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#1 plot::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plot_xlo,x
     sta _1
-  //SEG50 [30] (byte*) plot::plotter_x#2 ← (byte*) plot::plotter_x#1 lo= (byte~) plot::$1 [ plot::x#0 plot::y#0 plot::plotter_x#2 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#2 ] ) -- zpptrby1=zpptrby2_setlo_zpby1 
+  //SEG50 [30] (byte*) plot::plotter_x#2 ← (byte*) plot::plotter_x#1 lo= (byte~) plot::$1 [ plot::x#0 plot::y#0 plot::plotter_x#2 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#2 ] ) -- zpptrby1=zpptrby2_setlo_vbuz1 
     lda _1
     sta plotter_x_2
     lda plotter_x+1
     sta plotter_x_2+1
-  //SEG51 [31] (byte~) plot::$2 ← (const byte[]) plot_yhi#0 *idx (byte) plot::y#0 [ plot::x#0 plot::y#0 plot::plotter_x#2 plot::$2 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#2 plot::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG51 [31] (byte~) plot::$2 ← (const byte[]) plot_yhi#0 *idx (byte) plot::y#0 [ plot::x#0 plot::y#0 plot::plotter_x#2 plot::$2 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#2 plot::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda plot_yhi,x
     sta _2
-  //SEG52 [32] (word) plot::plotter_y#1 ← (byte/signed byte/word/signed word) 0 hi= (byte~) plot::$2 [ plot::x#0 plot::y#0 plot::plotter_x#2 plot::plotter_y#1 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#2 plot::plotter_y#1 ] ) -- zpwo1=coby1_sethi_zpby1 
+  //SEG52 [32] (word) plot::plotter_y#1 ← (byte/signed byte/word/signed word) 0 hi= (byte~) plot::$2 [ plot::x#0 plot::y#0 plot::plotter_x#2 plot::plotter_y#1 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::y#0 plot::plotter_x#2 plot::plotter_y#1 ] ) -- zpwo1=coby1_sethi_vbuz1 
     lda #<0
     sta plotter_y
     lda _2
     sta plotter_y+1
-  //SEG53 [33] (byte~) plot::$3 ← (const byte[]) plot_ylo#0 *idx (byte) plot::y#0 [ plot::x#0 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG53 [33] (byte~) plot::$3 ← (const byte[]) plot_ylo#0 *idx (byte) plot::y#0 [ plot::x#0 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::plotter_x#2 plot::plotter_y#1 plot::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda plot_ylo,x
     sta _3
-  //SEG54 [34] (word) plot::plotter_y#2 ← (word) plot::plotter_y#1 lo= (byte~) plot::$3 [ plot::x#0 plot::plotter_x#2 plot::plotter_y#2 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::plotter_x#2 plot::plotter_y#2 ] ) -- zpwo1=zpwo2_setlo_zpby1 
+  //SEG54 [34] (word) plot::plotter_y#2 ← (word) plot::plotter_y#1 lo= (byte~) plot::$3 [ plot::x#0 plot::plotter_x#2 plot::plotter_y#2 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::x#0 plot::plotter_x#2 plot::plotter_y#2 ] ) -- zpwo1=zpwo2_setlo_vbuz1 
     lda _3
     sta plotter_y_2
     lda plotter_y+1
@@ -5815,16 +5815,16 @@ plot: {
     lda plotter+1
     adc plotter_x_2+1
     sta plotter_y_2+1
-  //SEG56 [36] (byte~) plot::$5 ← (const byte[]) plot_bit#0 *idx (byte) plot::x#0 [ plot::plotter#0 plot::$5 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::plotter#0 plot::$5 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG56 [36] (byte~) plot::$5 ← (const byte[]) plot_bit#0 *idx (byte) plot::x#0 [ plot::plotter#0 plot::$5 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::plotter#0 plot::$5 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plot_bit,x
     sta _5
-  //SEG57 [37] (byte~) plot::$6 ← *((byte*) plot::plotter#0) | (byte~) plot::$5 [ plot::plotter#0 plot::$6 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::plotter#0 plot::$6 ] ) -- zpby1=_deref_zpptrby1_bor_zpby2 
+  //SEG57 [37] (byte~) plot::$6 ← *((byte*) plot::plotter#0) | (byte~) plot::$5 [ plot::plotter#0 plot::$6 ] ( main:2::plots:13::plot:23 [ plots::i#2 plot::plotter#0 plot::$6 ] ) -- vbuz1=_deref_zpptrby1_bor_vbuz2 
     ldy #0
     lda (plotter),y
     ora _5
     sta _6
-  //SEG58 [38] *((byte*) plot::plotter#0) ← (byte~) plot::$6 [ ] ( main:2::plots:13::plot:23 [ plots::i#2 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG58 [38] *((byte*) plot::plotter#0) ← (byte~) plot::$6 [ ] ( main:2::plots:13::plot:23 [ plots::i#2 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda _6
     sta (plotter),y
@@ -5848,10 +5848,10 @@ init_plot_tables: {
     .label yoffs = 6
   //SEG62 [41] phi from init_plot_tables to init_plot_tables::@1 [phi:init_plot_tables->init_plot_tables::@1]
   b1_from_init_plot_tables:
-  //SEG63 [41] phi (byte) init_plot_tables::bits#3 = (byte/word/signed word) 128 [phi:init_plot_tables->init_plot_tables::@1#0] -- zpby1=coby1 
+  //SEG63 [41] phi (byte) init_plot_tables::bits#3 = (byte/word/signed word) 128 [phi:init_plot_tables->init_plot_tables::@1#0] -- vbuz1=coby1 
     lda #$80
     sta bits
-  //SEG64 [41] phi (byte) init_plot_tables::x#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables->init_plot_tables::@1#1] -- zpby1=coby1 
+  //SEG64 [41] phi (byte) init_plot_tables::x#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables->init_plot_tables::@1#1] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b1
@@ -5862,38 +5862,38 @@ init_plot_tables: {
     jmp b1
   //SEG68 init_plot_tables::@1
   b1:
-  //SEG69 [42] (byte~) init_plot_tables::$0 ← (byte) init_plot_tables::x#2 & (byte/word/signed word) 248 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG69 [42] (byte~) init_plot_tables::$0 ← (byte) init_plot_tables::x#2 & (byte/word/signed word) 248 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 init_plot_tables::$0 ] ) -- vbuz1=vbuz2_band_coby1 
     lda x
     and #$f8
     sta _0
-  //SEG70 [43] *((const byte[]) plot_xlo#0 + (byte) init_plot_tables::x#2) ← (byte~) init_plot_tables::$0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG70 [43] *((const byte[]) plot_xlo#0 + (byte) init_plot_tables::x#2) ← (byte~) init_plot_tables::$0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _0
     ldx x
     sta plot_xlo,x
-  //SEG71 [44] *((const byte[]) plot_xhi#0 + (byte) init_plot_tables::x#2) ← >(const byte*) BITMAP#0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG71 [44] *((const byte[]) plot_xhi#0 + (byte) init_plot_tables::x#2) ← >(const byte*) BITMAP#0 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #>BITMAP
     ldx x
     sta plot_xhi,x
-  //SEG72 [45] *((const byte[]) plot_bit#0 + (byte) init_plot_tables::x#2) ← (byte) init_plot_tables::bits#3 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG72 [45] *((const byte[]) plot_bit#0 + (byte) init_plot_tables::x#2) ← (byte) init_plot_tables::bits#3 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#3 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda bits
     ldx x
     sta plot_bit,x
-  //SEG73 [46] (byte) init_plot_tables::bits#1 ← (byte) init_plot_tables::bits#3 >> (byte/signed byte/word/signed word) 1 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- zpby1=zpby1_ror_1 
+  //SEG73 [46] (byte) init_plot_tables::bits#1 ← (byte) init_plot_tables::bits#3 >> (byte/signed byte/word/signed word) 1 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- vbuz1=vbuz1_ror_1 
     lsr bits
-  //SEG74 [47] if((byte) init_plot_tables::bits#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG74 [47] if((byte) init_plot_tables::bits#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#2 init_plot_tables::bits#1 ] ) -- vbuz1_neq_0_then_la1 
     lda bits
     bne b10_from_b1
   //SEG75 [48] phi from init_plot_tables::@1 to init_plot_tables::@2 [phi:init_plot_tables::@1->init_plot_tables::@2]
   b2_from_b1:
-  //SEG76 [48] phi (byte) init_plot_tables::bits#4 = (byte/word/signed word) 128 [phi:init_plot_tables::@1->init_plot_tables::@2#0] -- zpby1=coby1 
+  //SEG76 [48] phi (byte) init_plot_tables::bits#4 = (byte/word/signed word) 128 [phi:init_plot_tables::@1->init_plot_tables::@2#0] -- vbuz1=coby1 
     lda #$80
     sta bits
     jmp b2
   //SEG77 init_plot_tables::@2
   b2:
-  //SEG78 [49] (byte) init_plot_tables::x#1 ← ++ (byte) init_plot_tables::x#2 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- zpby1=_inc_zpby1 
+  //SEG78 [49] (byte) init_plot_tables::x#1 ← ++ (byte) init_plot_tables::x#2 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG79 [50] if((byte) init_plot_tables::x#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@1 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- zpby1_neq_0_then_la1 
+  //SEG79 [50] if((byte) init_plot_tables::x#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@1 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::x#1 init_plot_tables::bits#4 ] ) -- vbuz1_neq_0_then_la1 
     lda x
     bne b1_from_b2
   //SEG80 [51] phi from init_plot_tables::@2 to init_plot_tables::@3 [phi:init_plot_tables::@2->init_plot_tables::@3]
@@ -5903,7 +5903,7 @@ init_plot_tables: {
     sta yoffs
     lda #>0
     sta yoffs+1
-  //SEG82 [51] phi (byte) init_plot_tables::y#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables::@2->init_plot_tables::@3#1] -- zpby1=coby1 
+  //SEG82 [51] phi (byte) init_plot_tables::y#2 = (byte/signed byte/word/signed word) 0 [phi:init_plot_tables::@2->init_plot_tables::@3#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b3
@@ -5914,33 +5914,33 @@ init_plot_tables: {
     jmp b3
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuz2_band_coby1 
     lda y
     and #7
     sta _6
-  //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- zpby1=_lo_zpptrby1 
+  //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuz1=_lo_zpptrby1 
     lda yoffs
     sta _7
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _6
     ora _7
     sta _8
-  //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _8
     ldx y
     sta plot_ylo,x
-  //SEG91 [56] (byte~) init_plot_tables::$9 ← > (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ) -- zpby1=_hi_zpptrby1 
+  //SEG91 [56] (byte~) init_plot_tables::$9 ← > (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$9 ] ) -- vbuz1=_hi_zpptrby1 
     lda yoffs+1
     sta _9
-  //SEG92 [57] *((const byte[]) plot_yhi#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$9 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG92 [57] *((const byte[]) plot_yhi#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$9 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _9
     ldx y
     sta plot_yhi,x
-  //SEG93 [58] (byte~) init_plot_tables::$10 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG93 [58] (byte~) init_plot_tables::$10 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$10 ] ) -- vbuz1=vbuz2_band_coby1 
     lda y
     and #7
     sta _10
-  //SEG94 [59] if((byte~) init_plot_tables::$10!=(byte/signed byte/word/signed word) 7) goto init_plot_tables::@4 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG94 [59] if((byte~) init_plot_tables::$10!=(byte/signed byte/word/signed word) 7) goto init_plot_tables::@4 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda _10
     cmp #7
     bne b4_from_b3
@@ -5962,9 +5962,9 @@ init_plot_tables: {
     jmp b4
   //SEG99 init_plot_tables::@4
   b4:
-  //SEG100 [62] (byte) init_plot_tables::y#1 ← ++ (byte) init_plot_tables::y#2 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- zpby1=_inc_zpby1 
+  //SEG100 [62] (byte) init_plot_tables::y#1 ← ++ (byte) init_plot_tables::y#2 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG101 [63] if((byte) init_plot_tables::y#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@3 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- zpby1_neq_0_then_la1 
+  //SEG101 [63] if((byte) init_plot_tables::y#1!=(byte/signed byte/word/signed word) 0) goto init_plot_tables::@3 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#1 init_plot_tables::yoffs#4 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b3_from_b4
     jmp breturn
@@ -6155,7 +6155,7 @@ Limited combination testing to 10000 combinations of 46080 possible.
 Uplifting [main] best 9710 combination 
 Uplifting [] best 9710 combination 
 MISSING FRAGMENTS
-  zpby1=_deref_zpptrby1_bor_cowo1_derefidx_vbuyy
+  vbuz1=_deref_zpptrby1_bor_cowo1_derefidx_vbuyy
 Attempting to uplift remaining variables inzp ZP_BYTE:2 [ plots::i#2 plots::i#1 ]
 Uplifting [plots] best 9710 combination zp ZP_BYTE:2 [ plots::i#2 plots::i#1 ] 
 Attempting to uplift remaining variables inzp ZP_BYTE:37 [ init_plot_tables::$10 ]
@@ -6287,7 +6287,7 @@ plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
   b1_from_plots:
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -6296,11 +6296,11 @@ plots: {
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
@@ -6311,9 +6311,9 @@ plots: {
     jsr plot
   //SEG41 plots::@3
   b3:
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1_from_b3
@@ -6430,13 +6430,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -6650,7 +6650,7 @@ plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
   b1_from_plots:
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -6659,11 +6659,11 @@ plots: {
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -6673,9 +6673,9 @@ plots: {
     jsr plot
   //SEG41 plots::@3
   b3:
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1_from_b3
@@ -6790,13 +6790,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -7022,7 +7022,7 @@ plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
   b1_from_plots:
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -7030,11 +7030,11 @@ plots: {
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -7044,9 +7044,9 @@ plots: {
     jsr plot
   //SEG41 plots::@3
   b3:
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -7159,13 +7159,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -7373,7 +7373,7 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -7381,11 +7381,11 @@ plots: {
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -7394,9 +7394,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -7504,13 +7504,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -7694,7 +7694,7 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -7702,11 +7702,11 @@ plots: {
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -7715,9 +7715,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -7825,13 +7825,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -8014,7 +8014,7 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -8022,11 +8022,11 @@ plots: {
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -8035,9 +8035,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -8145,13 +8145,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -8338,18 +8338,18 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG33 [18] phi from plots::@3 to plots::@1 [phi:plots::@3->plots::@1]
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -8358,9 +8358,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -8466,13 +8466,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -8653,18 +8653,18 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG33 [18] phi from plots::@3 to plots::@1 [phi:plots::@3->plots::@1]
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -8673,9 +8673,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -8781,13 +8781,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -8967,18 +8967,18 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG33 [18] phi from plots::@3 to plots::@1 [phi:plots::@3->plots::@1]
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -8987,9 +8987,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -9095,13 +9095,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
@@ -9414,18 +9414,18 @@ main: {
 plots: {
     .label i = 2
   //SEG31 [18] phi from plots to plots::@1 [phi:plots->plots::@1]
-  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- zpby1=coby1 
+  //SEG32 [18] phi (byte) plots::i#2 = (byte/signed byte/word/signed word) 0 [phi:plots->plots::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG33 [18] phi from plots::@3 to plots::@1 [phi:plots::@3->plots::@1]
   //SEG34 [18] phi (byte) plots::i#2 = (byte) plots::i#1 [phi:plots::@3->plots::@1#0] -- register_copy 
   //SEG35 plots::@1
   b1:
-  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_zpby1 
+  //SEG36 [19] (byte~) plots::$0 ← (const byte[]) plots_x#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 ] ( main:2::plots:13 [ plots::i#2 plots::$0 ] ) -- vbuyy=cowo1_derefidx_vbuz1 
     ldx i
     lda plots_x,x
     tay
-  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG37 [20] (byte~) plots::$1 ← (const byte[]) plots_y#0 *idx (byte) plots::i#2 [ plots::i#2 plots::$0 plots::$1 ] ( main:2::plots:13 [ plots::i#2 plots::$0 plots::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     lda plots_y,x
   //SEG38 [21] (byte) plot::x#0 ← (byte~) plots::$0 [ plots::i#2 plots::$1 plot::x#0 ] ( main:2::plots:13 [ plots::i#2 plots::$1 plot::x#0 ] )
     // (byte) plot::x#0 = (byte~) plots::$0  // register copy reg byte y
@@ -9434,9 +9434,9 @@ plots: {
   //SEG40 [23] call plot param-assignment [ plots::i#2 ] ( main:2::plots:13 [ plots::i#2 ] )
     jsr plot
   //SEG41 plots::@3
-  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG42 [24] (byte) plots::i#1 ← ++ (byte) plots::i#2 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG43 [25] if((byte) plots::i#1<(const byte) plots_cnt#0) goto plots::@1 [ plots::i#1 ] ( main:2::plots:13 [ plots::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #plots_cnt
     bcc b1
@@ -9542,13 +9542,13 @@ init_plot_tables: {
   //SEG85 [51] phi (byte) init_plot_tables::y#2 = (byte) init_plot_tables::y#1 [phi:init_plot_tables::@4->init_plot_tables::@3#1] -- register_copy 
   //SEG86 init_plot_tables::@3
   b3:
-  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- zpby1=vbuxx_band_coby1 
+  //SEG87 [52] (byte~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (byte/signed byte/word/signed word) 7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 ] ) -- vbuz1=vbuxx_band_coby1 
     txa
     and #7
     sta _6
   //SEG88 [53] (byte~) init_plot_tables::$7 ← < (byte*) init_plot_tables::yoffs#2 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$6 init_plot_tables::$7 ] ) -- vbuaa=_lo_zpptrby1 
     lda yoffs
-  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG89 [54] (byte~) init_plot_tables::$8 ← (byte~) init_plot_tables::$6 | (byte~) init_plot_tables::$7 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 init_plot_tables::$8 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _6
   //SEG90 [55] *((const byte[]) plot_ylo#0 + (byte) init_plot_tables::y#2) ← (byte~) init_plot_tables::$8 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ( main:2::init_plot_tables:10 [ init_plot_tables::y#2 init_plot_tables::yoffs#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta plot_ylo,x
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/bresenham.log b/src/main/java/dk/camelot64/kickc/test/ref/bresenham.log
index e138a98b6..37ab2b7a5 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/bresenham.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/bresenham.log
@@ -1623,13 +1623,13 @@ main: {
     .label y = 6
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
-  //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #yd/2
     sta e
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     lda #4
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
@@ -1651,26 +1651,26 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
     bne !+
     inc cursor+1
   !:
-  //SEG24 [9] (byte) main::e#1 ← (byte) main::e#3 + (const byte) main::yd#0 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG24 [9] (byte) main::e#1 ← (byte) main::e#3 + (const byte) main::yd#0 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda e
     clc
     adc #yd
     sta e
-  //SEG25 [10] if((const byte) main::xd#0>=(byte) main::e#1) goto main::@2 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ) -- coby1_ge_zpby1_then_la1 
+  //SEG25 [10] if((const byte) main::xd#0>=(byte) main::e#1) goto main::@2 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::cursor#1 main::e#1 ] ) -- coby1_ge_vbuz1_then_la1 
     lda #xd
     cmp e
     bcs b2_from_b1
     jmp b3
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -1680,7 +1680,7 @@ main: {
     bcc !+
     inc cursor+1
   !:
-  //SEG29 [13] (byte) main::e#2 ← (byte) main::e#1 - (const byte) main::xd#0 [ main::x#1 main::y#1 main::cursor#2 main::e#2 ] ( main:2 [ main::x#1 main::y#1 main::cursor#2 main::e#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG29 [13] (byte) main::e#2 ← (byte) main::e#1 - (const byte) main::xd#0 [ main::x#1 main::y#1 main::cursor#2 main::e#2 ] ( main:2 [ main::x#1 main::y#1 main::cursor#2 main::e#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda e
     sec
     sbc #xd
@@ -1694,7 +1694,7 @@ main: {
     jmp b2
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1_from_b2
@@ -1776,12 +1776,12 @@ main: {
     .label y = 5
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuxx=coby1 
     ldx #yd/2
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     lda #4
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
@@ -1802,7 +1802,7 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
@@ -1819,7 +1819,7 @@ main: {
     bcc b2_from_b1
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -1842,7 +1842,7 @@ main: {
   //SEG33 [14] phi (byte*) main::cursor#5 = (byte*) main::cursor#1 [phi:main::@1/main::@3->main::@2#2] -- register_copy 
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1_from_b2
@@ -1887,12 +1887,12 @@ main: {
     .label y = 5
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuxx=coby1 
     ldx #yd/2
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
     lda #<SCREEN+4*$28+4
@@ -1912,7 +1912,7 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
@@ -1929,7 +1929,7 @@ main: {
     bcc b2_from_b1
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -1952,7 +1952,7 @@ main: {
   //SEG33 [14] phi (byte*) main::cursor#5 = (byte*) main::cursor#1 [phi:main::@1/main::@3->main::@2#2] -- register_copy 
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1_from_b2
@@ -2001,12 +2001,12 @@ main: {
     .label y = 5
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuxx=coby1 
     ldx #yd/2
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
     lda #<SCREEN+4*$28+4
@@ -2025,7 +2025,7 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
@@ -2042,7 +2042,7 @@ main: {
     bcc b2
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -2063,7 +2063,7 @@ main: {
   //SEG33 [14] phi (byte*) main::cursor#5 = (byte*) main::cursor#1 [phi:main::@1/main::@3->main::@2#2] -- register_copy 
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1
@@ -2105,12 +2105,12 @@ main: {
     .label cursor = 2
     .label y = 5
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuxx=coby1 
     ldx #yd/2
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
     lda #<SCREEN+4*$28+4
@@ -2129,7 +2129,7 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
@@ -2145,7 +2145,7 @@ main: {
     cpx #xd
     bcc b2
   //SEG26 main::@3
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -2166,7 +2166,7 @@ main: {
   //SEG33 [14] phi (byte*) main::cursor#5 = (byte*) main::cursor#1 [phi:main::@1/main::@3->main::@2#2] -- register_copy 
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1
@@ -2203,12 +2203,12 @@ main: {
     .label cursor = 2
     .label y = 5
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuxx=coby1 
     ldx #yd/2
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
     lda #<SCREEN+4*$28+4
@@ -2226,7 +2226,7 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
@@ -2242,7 +2242,7 @@ main: {
     cpx #xd
     bcc b2
   //SEG26 main::@3
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -2263,7 +2263,7 @@ main: {
   //SEG33 [14] phi (byte*) main::cursor#5 = (byte*) main::cursor#1 [phi:main::@1/main::@3->main::@2#2] -- register_copy 
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1
@@ -2344,12 +2344,12 @@ main: {
     .label cursor = 2
     .label y = 5
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #4
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuxx=coby1 
     ldx #yd/2
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 4 [phi:main->main::@1#2] -- vbuz1=coby1 
     sta x
   //SEG14 [5] phi (byte*) main::cursor#3 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 4*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 4 [phi:main->main::@1#3] -- zpptrby1=cowo1 
     lda #<SCREEN+4*$28+4
@@ -2367,7 +2367,7 @@ main: {
     ldy #0
     lda #STAR
     sta (cursor),y
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::cursor#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (byte*) main::cursor#1 ← (byte*) main::cursor#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::cursor#1 ] ) -- zpptrby1=zpptrby1_plus_1 
     inc cursor
@@ -2383,7 +2383,7 @@ main: {
     cpx #xd
     bcc b2
   //SEG26 main::@3
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::cursor#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (byte*) main::cursor#2 ← (byte*) main::cursor#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::cursor#2 ] ) -- zpptrby1=zpptrby1_plus_coby1 
     lda cursor
@@ -2404,7 +2404,7 @@ main: {
   //SEG33 [14] phi (byte*) main::cursor#5 = (byte*) main::cursor#1 [phi:main::@1/main::@3->main::@2#2] -- register_copy 
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::cursor#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/bresenhamarr.log b/src/main/java/dk/camelot64/kickc/test/ref/bresenhamarr.log
index bf08c70a7..c15399388 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/bresenhamarr.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/bresenhamarr.log
@@ -1600,13 +1600,13 @@ main: {
     .label y = 6
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta y
-  //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #yd/2
     sta e
-  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#2] -- zpby1=coby1 
+  //SEG13 [5] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#2] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG14 [5] phi (word) main::idx#3 = ((word))(byte/signed byte/word/signed word) 0+(byte/signed byte/word/signed word) 0*(byte/signed byte/word/signed word) 40 [phi:main->main::@1#3] -- zpwo1=cowo1 
@@ -1635,26 +1635,26 @@ main: {
     lda #STAR
   !:
     sta screen
-  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::idx#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::idx#3 main::e#3 main::y#2 main::x#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG22 [7] (byte) main::x#1 ← (byte) main::x#2 + (byte/signed byte/word/signed word) 1 [ main::idx#3 main::e#3 main::y#2 main::x#1 ] ( main:2 [ main::idx#3 main::e#3 main::y#2 main::x#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc x
   //SEG23 [8] (word) main::idx#1 ← (word) main::idx#3 + (byte/signed byte/word/signed word) 1 [ main::e#3 main::y#2 main::x#1 main::idx#1 ] ( main:2 [ main::e#3 main::y#2 main::x#1 main::idx#1 ] ) -- zpwo1=zpwo1_plus_1 
     inc idx
     bne !+
     inc idx+1
   !:
-  //SEG24 [9] (byte) main::e#1 ← (byte) main::e#3 + (const byte) main::yd#0 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG24 [9] (byte) main::e#1 ← (byte) main::e#3 + (const byte) main::yd#0 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda e
     clc
     adc #yd
     sta e
-  //SEG25 [10] if((const byte) main::xd#0>=(byte) main::e#1) goto main::@2 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ) -- coby1_ge_zpby1_then_la1 
+  //SEG25 [10] if((const byte) main::xd#0>=(byte) main::e#1) goto main::@2 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ( main:2 [ main::y#2 main::x#1 main::idx#1 main::e#1 ] ) -- coby1_ge_vbuz1_then_la1 
     lda #xd
     cmp e
     bcs b2_from_b1
     jmp b3
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (word) main::idx#2 ← (word) main::idx#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ) -- zpwo1=zpwo1_plus_coby1 
     lda idx
@@ -1664,7 +1664,7 @@ main: {
     bcc !+
     inc idx+1
   !:
-  //SEG29 [13] (byte) main::e#2 ← (byte) main::e#1 - (const byte) main::xd#0 [ main::x#1 main::y#1 main::idx#2 main::e#2 ] ( main:2 [ main::x#1 main::y#1 main::idx#2 main::e#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG29 [13] (byte) main::e#2 ← (byte) main::e#1 - (const byte) main::xd#0 [ main::x#1 main::y#1 main::idx#2 main::e#2 ] ( main:2 [ main::x#1 main::y#1 main::idx#2 main::e#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda e
     sec
     sbc #xd
@@ -1678,7 +1678,7 @@ main: {
     jmp b2
   //SEG34 main::@2
   b2:
-  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::idx#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::idx#5 main::x#1 main::e#5 main::y#4 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG35 [15] if((byte) main::x#1<(const byte) main::x1#0+(byte/signed byte/word/signed word) 1) goto main::@1 [ main::idx#5 main::x#1 main::e#5 main::y#4 ] ( main:2 [ main::idx#5 main::x#1 main::e#5 main::y#4 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #x1+1
     bcc b1_from_b2
@@ -1754,7 +1754,7 @@ main: {
     .label y = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuyy=coby1 
@@ -1803,7 +1803,7 @@ main: {
     bcc b2_from_b1
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (word) main::idx#2 ← (word) main::idx#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ) -- zpwo1=zpwo1_plus_coby1 
     lda idx
@@ -1874,7 +1874,7 @@ main: {
     .label y = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuyy=coby1 
@@ -1922,7 +1922,7 @@ main: {
     bcc b2
   //SEG26 main::@3
   b3:
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (word) main::idx#2 ← (word) main::idx#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ) -- zpwo1=zpwo1_plus_coby1 
     lda idx
@@ -1983,7 +1983,7 @@ main: {
     .label idx = 2
     .label y = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuyy=coby1 
@@ -2030,7 +2030,7 @@ main: {
     cpy #xd
     bcc b2
   //SEG26 main::@3
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (word) main::idx#2 ← (word) main::idx#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ) -- zpwo1=zpwo1_plus_coby1 
     lda idx
@@ -2086,7 +2086,7 @@ main: {
     .label idx = 2
     .label y = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuyy=coby1 
@@ -2132,7 +2132,7 @@ main: {
     cpy #xd
     bcc b2
   //SEG26 main::@3
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (word) main::idx#2 ← (word) main::idx#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ) -- zpwo1=zpwo1_plus_coby1 
     lda idx
@@ -2232,7 +2232,7 @@ main: {
     .label idx = 2
     .label y = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG12 [5] phi (byte) main::e#3 = (const byte) main::yd#0/(byte/signed byte/word/signed word) 2 [phi:main->main::@1#1] -- vbuyy=coby1 
@@ -2278,7 +2278,7 @@ main: {
     cpy #xd
     bcc b2
   //SEG26 main::@3
-  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG27 [11] (byte) main::y#1 ← (byte) main::y#2 + (byte/signed byte/word/signed word) 1 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ( main:2 [ main::x#1 main::idx#1 main::e#1 main::y#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc y
   //SEG28 [12] (word) main::idx#2 ← (word) main::idx#1 + (byte/signed byte/word/signed word) 40 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ( main:2 [ main::x#1 main::e#1 main::y#1 main::idx#2 ] ) -- zpwo1=zpwo1_plus_coby1 
     lda idx
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/callconstparam.log b/src/main/java/dk/camelot64/kickc/test/ref/callconstparam.log
index 0d4e37c82..e65e9444a 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/callconstparam.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/callconstparam.log
@@ -966,7 +966,7 @@ main: {
   //SEG10 [5] call line param-assignment [ screen#11 ] ( main:2 [ screen#11 ] )
   //SEG11 [9] phi from main to line [phi:main->line]
   line_from_main:
-  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- zpby1=coby1 
+  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- vbuz1=coby1 
     lda #2
     sta line.x1
   //SEG13 [9] phi (byte*) screen#14 = ((byte*))(word/signed word) 1024 [phi:main->line#1] -- zpptrby1=cowo1 
@@ -974,7 +974,7 @@ main: {
     sta screen
     lda #>$400
     sta screen+1
-  //SEG14 [9] phi (byte) line::x#0 = (byte/signed byte/word/signed word) 1 [phi:main->line#2] -- zpby1=coby1 
+  //SEG14 [9] phi (byte) line::x#0 = (byte/signed byte/word/signed word) 1 [phi:main->line#2] -- vbuz1=coby1 
     lda #1
     sta line.x
     jsr line
@@ -986,11 +986,11 @@ main: {
   //SEG17 [7] call line param-assignment [ ] ( main:2 [ ] )
   //SEG18 [9] phi from main::@1 to line [phi:main::@1->line]
   line_from_b1:
-  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- zpby1=coby1 
+  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- vbuz1=coby1 
     lda #5
     sta line.x1
   //SEG20 [9] phi (byte*) screen#14 = (byte*) screen#11 [phi:main::@1->line#1] -- register_copy 
-  //SEG21 [9] phi (byte) line::x#0 = (byte/signed byte/word/signed word) 3 [phi:main::@1->line#2] -- zpby1=coby1 
+  //SEG21 [9] phi (byte) line::x#0 = (byte/signed byte/word/signed word) 3 [phi:main::@1->line#2] -- vbuz1=coby1 
     lda #3
     sta line.x
     jsr line
@@ -1012,7 +1012,7 @@ line: {
     jmp b1
   //SEG28 line::@1
   b1:
-  //SEG29 [11] *((byte*) screen#10) ← (byte) line::x#2 [ line::x1#3 line::x#2 screen#10 ] ( main:2::line:5 [ line::x1#3 line::x#2 screen#10 ] main:2::line:7 [ line::x1#3 line::x#2 screen#10 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG29 [11] *((byte*) screen#10) ← (byte) line::x#2 [ line::x1#3 line::x#2 screen#10 ] ( main:2::line:5 [ line::x1#3 line::x#2 screen#10 ] main:2::line:7 [ line::x1#3 line::x#2 screen#10 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda x
     sta (screen),y
@@ -1021,9 +1021,9 @@ line: {
     bne !+
     inc screen+1
   !:
-  //SEG31 [13] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG31 [13] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda x
     cmp x1
     bcc b1_from_b1
@@ -1087,7 +1087,7 @@ main: {
   //SEG10 [5] call line param-assignment [ screen#11 ] ( main:2 [ screen#11 ] )
   //SEG11 [9] phi from main to line [phi:main->line]
   line_from_main:
-  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- zpby1=coby1 
+  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- vbuz1=coby1 
     lda #2
     sta line.x1
   //SEG13 [9] phi (byte*) screen#14 = ((byte*))(word/signed word) 1024 [phi:main->line#1] -- zpptrby1=cowo1 
@@ -1105,7 +1105,7 @@ main: {
   //SEG17 [7] call line param-assignment [ ] ( main:2 [ ] )
   //SEG18 [9] phi from main::@1 to line [phi:main::@1->line]
   line_from_b1:
-  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- zpby1=coby1 
+  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- vbuz1=coby1 
     lda #5
     sta line.x1
   //SEG20 [9] phi (byte*) screen#14 = (byte*) screen#11 [phi:main::@1->line#1] -- register_copy 
@@ -1138,7 +1138,7 @@ line: {
   !:
   //SEG31 [13] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
-  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx x1
     bcc b1_from_b1
   //SEG33 line::@return
@@ -1179,7 +1179,7 @@ main: {
   //SEG10 [5] call line param-assignment [ screen#11 ] ( main:2 [ screen#11 ] )
   //SEG11 [9] phi from main to line [phi:main->line]
   line_from_main:
-  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- zpby1=coby1 
+  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- vbuz1=coby1 
     lda #2
     sta line.x1
   //SEG13 [9] phi (byte*) screen#14 = ((byte*))(word/signed word) 1024 [phi:main->line#1] -- zpptrby1=cowo1 
@@ -1195,7 +1195,7 @@ main: {
   b1:
   //SEG17 [7] call line param-assignment [ ] ( main:2 [ ] )
   //SEG18 [9] phi from main::@1 to line [phi:main::@1->line]
-  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- zpby1=coby1 
+  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- vbuz1=coby1 
     lda #5
     sta line.x1
   //SEG20 [9] phi (byte*) screen#14 = (byte*) screen#11 [phi:main::@1->line#1] -- register_copy 
@@ -1226,7 +1226,7 @@ line: {
   !:
   //SEG31 [13] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
-  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx x1
     bcc b1
   //SEG33 line::@return
@@ -1261,7 +1261,7 @@ ASSEMBLER
 main: {
   //SEG10 [5] call line param-assignment [ screen#11 ] ( main:2 [ screen#11 ] )
   //SEG11 [9] phi from main to line [phi:main->line]
-  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- zpby1=coby1 
+  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- vbuz1=coby1 
     lda #2
     sta line.x1
   //SEG13 [9] phi (byte*) screen#14 = ((byte*))(word/signed word) 1024 [phi:main->line#1] -- zpptrby1=cowo1 
@@ -1276,7 +1276,7 @@ main: {
   //SEG16 main::@1
   //SEG17 [7] call line param-assignment [ ] ( main:2 [ ] )
   //SEG18 [9] phi from main::@1 to line [phi:main::@1->line]
-  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- zpby1=coby1 
+  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- vbuz1=coby1 
     lda #5
     sta line.x1
   //SEG20 [9] phi (byte*) screen#14 = (byte*) screen#11 [phi:main::@1->line#1] -- register_copy 
@@ -1306,7 +1306,7 @@ line: {
   !:
   //SEG31 [13] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
-  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx x1
     bcc b1
   //SEG33 line::@return
@@ -1359,7 +1359,7 @@ FINAL CODE
 main: {
   //SEG10 [5] call line param-assignment [ screen#11 ] ( main:2 [ screen#11 ] )
   //SEG11 [9] phi from main to line [phi:main->line]
-  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- zpby1=coby1 
+  //SEG12 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 2 [phi:main->line#0] -- vbuz1=coby1 
     lda #2
     sta line.x1
   //SEG13 [9] phi (byte*) screen#14 = ((byte*))(word/signed word) 1024 [phi:main->line#1] -- zpptrby1=cowo1 
@@ -1374,7 +1374,7 @@ main: {
   //SEG16 main::@1
   //SEG17 [7] call line param-assignment [ ] ( main:2 [ ] )
   //SEG18 [9] phi from main::@1 to line [phi:main::@1->line]
-  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- zpby1=coby1 
+  //SEG19 [9] phi (byte) line::x1#3 = (byte/signed byte/word/signed word) 5 [phi:main::@1->line#0] -- vbuz1=coby1 
     lda #5
     sta line.x1
   //SEG20 [9] phi (byte*) screen#14 = (byte*) screen#11 [phi:main::@1->line#1] -- register_copy 
@@ -1404,7 +1404,7 @@ line: {
   !:
   //SEG31 [13] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
-  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_zpby1_then_la1 
+  //SEG32 [14] if((byte) line::x#1<(byte) line::x1#3) goto line::@1 [ line::x1#3 screen#11 line::x#1 ] ( main:2::line:5 [ line::x1#3 screen#11 line::x#1 ] main:2::line:7 [ line::x1#3 screen#11 line::x#1 ] ) -- vbuxx_lt_vbuz1_then_la1 
     cpx x1
     bcc b1
   //SEG33 line::@return
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/casting.log b/src/main/java/dk/camelot64/kickc/test/ref/casting.log
index d09f8351c..1da837271 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/casting.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/casting.log
@@ -1522,7 +1522,7 @@ main: {
     .label b = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::b#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::b#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta b
     jmp b1
@@ -1532,35 +1532,35 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte) main::b2#0 ← (byte/word/signed word) 200 - (byte) main::b#2 [ main::b#2 main::b2#0 ] ( main:2 [ main::b#2 main::b2#0 ] ) -- zpby1=coby1_minus_zpby2 
+  //SEG15 [6] (byte) main::b2#0 ← (byte/word/signed word) 200 - (byte) main::b#2 [ main::b#2 main::b2#0 ] ( main:2 [ main::b#2 main::b2#0 ] ) -- vbuz1=coby1_minus_vbuz2 
     lda b
     eor #$ff
     clc
     adc #$c8+1
     sta b2
-  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::b#2) ← (byte) main::b2#0 [ main::b#2 ] ( main:2 [ main::b#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::b#2) ← (byte) main::b2#0 [ main::b#2 ] ( main:2 [ main::b#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda b2
     ldx b
     sta SCREEN,x
-  //SEG17 [8] (signed byte~) main::$1 ← ((signed byte)) (byte) main::b#2 [ main::b#2 main::$1 ] ( main:2 [ main::b#2 main::$1 ] ) -- zpsby1=_sbyte_zpby1 
+  //SEG17 [8] (signed byte~) main::$1 ← ((signed byte)) (byte) main::b#2 [ main::b#2 main::$1 ] ( main:2 [ main::b#2 main::$1 ] ) -- vbsz1=_sbyte_vbuz2 
     lda b
     sta _1
-  //SEG18 [9] (signed byte) main::sb#0 ← - (signed byte~) main::$1 [ main::b#2 main::sb#0 ] ( main:2 [ main::b#2 main::sb#0 ] ) -- zpsby1=_neg_zpsby2 
+  //SEG18 [9] (signed byte) main::sb#0 ← - (signed byte~) main::$1 [ main::b#2 main::sb#0 ] ( main:2 [ main::b#2 main::sb#0 ] ) -- vbsz1=_neg_vbsz2 
     lda _1
     eor #$ff
     clc
     adc #1
     sta sb
-  //SEG19 [10] (byte~) main::$3 ← ((byte)) (signed byte) main::sb#0 [ main::b#2 main::$3 ] ( main:2 [ main::b#2 main::$3 ] ) -- zpby1=_byte_zpsby1 
+  //SEG19 [10] (byte~) main::$3 ← ((byte)) (signed byte) main::sb#0 [ main::b#2 main::$3 ] ( main:2 [ main::b#2 main::$3 ] ) -- vbuz1=_byte_vbsz2 
     lda sb
     sta _3
-  //SEG20 [11] *((const byte*) SCREEN2#0 + (byte) main::b#2) ← (byte~) main::$3 [ main::b#2 ] ( main:2 [ main::b#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG20 [11] *((const byte*) SCREEN2#0 + (byte) main::b#2) ← (byte~) main::$3 [ main::b#2 ] ( main:2 [ main::b#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _3
     ldx b
     sta SCREEN2,x
-  //SEG21 [12] (byte) main::b#1 ← ++ (byte) main::b#2 [ main::b#1 ] ( main:2 [ main::b#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG21 [12] (byte) main::b#1 ← ++ (byte) main::b#2 [ main::b#1 ] ( main:2 [ main::b#1 ] ) -- vbuz1=_inc_vbuz1 
     inc b
-  //SEG22 [13] if((byte) main::b#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::b#1 ] ( main:2 [ main::b#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG22 [13] if((byte) main::b#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::b#1 ] ( main:2 [ main::b#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda b
     cmp #$65
     bne b1_from_b1
@@ -1588,7 +1588,7 @@ w: {
     .label i = 3
   //SEG30 [18] phi from w to w::@1 [phi:w->w::@1]
   b1_from_w:
-  //SEG31 [18] phi (byte) w::i#2 = (byte/signed byte/word/signed word) 0 [phi:w->w::@1#0] -- zpby1=coby1 
+  //SEG31 [18] phi (byte) w::i#2 = (byte/signed byte/word/signed word) 0 [phi:w->w::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1598,22 +1598,22 @@ w: {
     jmp b1
   //SEG34 w::@1
   b1:
-  //SEG35 [19] (byte) w::b2#0 ← (word/signed word) 1400-(word/signed word) 1350 + (byte) w::i#2 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) -- zpby1=coby1_plus_zpby2 
+  //SEG35 [19] (byte) w::b2#0 ← (word/signed word) 1400-(word/signed word) 1350 + (byte) w::i#2 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) -- vbuz1=coby1_plus_vbuz2 
     lda i
     clc
     adc #$578-$546
     sta b2
-  //SEG36 [20] *((const byte*) SCREEN3#0 + (byte) w::i#2) ← (const byte) w::b#0 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG36 [20] *((const byte*) SCREEN3#0 + (byte) w::i#2) ← (const byte) w::b#0 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #b
     ldx i
     sta SCREEN3,x
-  //SEG37 [21] *((const byte*) SCREEN4#0 + (byte) w::i#2) ← (byte) w::b2#0 [ w::i#2 ] ( main:2::w:15 [ w::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG37 [21] *((const byte*) SCREEN4#0 + (byte) w::i#2) ← (byte) w::b2#0 [ w::i#2 ] ( main:2::w:15 [ w::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda b2
     ldx i
     sta SCREEN4,x
-  //SEG38 [22] (byte) w::i#1 ← ++ (byte) w::i#2 [ w::i#1 ] ( main:2::w:15 [ w::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [22] (byte) w::i#1 ← ++ (byte) w::i#2 [ w::i#1 ] ( main:2::w:15 [ w::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG39 [23] if((byte) w::i#1!=(byte/signed byte/word/signed word) 11) goto w::@1 [ w::i#1 ] ( main:2::w:15 [ w::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG39 [23] if((byte) w::i#1!=(byte/signed byte/word/signed word) 11) goto w::@1 [ w::i#1 ] ( main:2::w:15 [ w::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b1_from_b1
@@ -1627,15 +1627,6 @@ w: {
 REGISTER UPLIFT POTENTIAL REGISTERS
 Statement [6] (byte) main::b2#0 ← (byte/word/signed word) 200 - (byte) main::b#2 [ main::b#2 main::b2#0 ] ( main:2 [ main::b#2 main::b2#0 ] ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::b#2 main::b#1 ]
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_zpsby1 allocation: zp ZP_BYTE:5 [ main::$1 ] reg byte x [ main::sb#0 ] 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_vbsaa allocation: reg byte a [ main::$1 ] reg byte x [ main::sb#0 ] 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_vbsxx allocation: reg byte x [ main::$1 ] reg byte x [ main::sb#0 ] 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_vbsyy allocation: reg byte y [ main::$1 ] reg byte x [ main::sb#0 ] 
-MISSING FRAGMENTS
-  vbsxx=_neg_zpsby1
-  vbsxx=_neg_vbsaa
-  vbsxx=_neg_vbsxx
-  vbsxx=_neg_vbsyy
 Statement [9] (signed byte) main::sb#0 ← - (signed byte~) main::$1 [ main::b#2 main::sb#0 ] ( main:2 [ main::b#2 main::sb#0 ] ) always clobbers reg byte a 
 Statement [19] (byte) w::b2#0 ← (word/signed word) 1400-(word/signed word) 1350 + (byte) w::i#2 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) always clobbers reg byte a 
 Removing always clobbered register reg byte a as potential for zp ZP_BYTE:3 [ w::i#2 w::i#1 ]
@@ -1643,15 +1634,6 @@ Statement [20] *((const byte*) SCREEN3#0 + (byte) w::i#2) ← (const byte) w::b#
 Removing always clobbered register reg byte a as potential for zp ZP_BYTE:8 [ w::b2#0 ]
 Statement [21] *((const byte*) SCREEN4#0 + (byte) w::i#2) ← (byte) w::b2#0 [ w::i#2 ] ( main:2::w:15 [ w::i#2 ] ) always clobbers reg byte a 
 Statement [6] (byte) main::b2#0 ← (byte/word/signed word) 200 - (byte) main::b#2 [ main::b#2 main::b2#0 ] ( main:2 [ main::b#2 main::b2#0 ] ) always clobbers reg byte a 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_zpsby1 allocation: zp ZP_BYTE:5 [ main::$1 ] reg byte x [ main::sb#0 ] 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_vbsaa allocation: reg byte a [ main::$1 ] reg byte x [ main::sb#0 ] 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_vbsxx allocation: reg byte x [ main::$1 ] reg byte x [ main::sb#0 ] 
-Potential register analysis [9] main::sb#0 ← - main::$1 missing fragment vbsxx=_neg_vbsyy allocation: reg byte y [ main::$1 ] reg byte x [ main::sb#0 ] 
-MISSING FRAGMENTS
-  vbsxx=_neg_zpsby1
-  vbsxx=_neg_vbsaa
-  vbsxx=_neg_vbsxx
-  vbsxx=_neg_vbsyy
 Statement [9] (signed byte) main::sb#0 ← - (signed byte~) main::$1 [ main::b#2 main::sb#0 ] ( main:2 [ main::b#2 main::sb#0 ] ) always clobbers reg byte a 
 Statement [19] (byte) w::b2#0 ← (word/signed word) 1400-(word/signed word) 1350 + (byte) w::i#2 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) always clobbers reg byte a 
 Statement [20] *((const byte*) SCREEN3#0 + (byte) w::i#2) ← (const byte) w::b#0 [ w::i#2 w::b2#0 ] ( main:2::w:15 [ w::i#2 w::b2#0 ] ) always clobbers reg byte a 
@@ -1672,12 +1654,6 @@ Uplift Scope []
 Uplifting [main] best 1056 combination reg byte x [ main::b#2 main::b#1 ] reg byte a [ main::b2#0 ] reg byte a [ main::$1 ] reg byte a [ main::sb#0 ] reg byte a [ main::$3 ] 
 Uplifting [w] best 876 combination reg byte y [ w::i#2 w::i#1 ] reg byte x [ w::b2#0 ] 
 Uplifting [] best 876 combination 
-MISSING FRAGMENTS
-  vbsxx=_sbyte_vbuyy
-  vbsxx=_neg_zpsby1
-  vbsxx=_neg_vbsaa
-  vbsxx=_neg_vbsxx
-  vbsxx=_neg_vbsyy
 Removing instruction jmp b2
 Removing instruction jmp bend
 Removing instruction jmp b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/chargen.log b/src/main/java/dk/camelot64/kickc/test/ref/chargen.log
index c39e04808..7280f0484 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/chargen.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/chargen.log
@@ -1810,7 +1810,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -1821,13 +1821,13 @@ main: {
     jmp b1
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
   //SEG19 [8] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG20 [8] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG20 [8] phi (byte) main::x#2 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG21 [8] phi (byte*) main::sc#3 = (byte*) main::sc#7 [phi:main::@1->main::@2#1] -- register_copy 
@@ -1841,11 +1841,11 @@ main: {
     jmp b2
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuz1=vbuz2_band_coby1 
     lda bits
     and #$80
     sta _2
-  //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- zpby1_eq_0_then_la1 
+  //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuz1_eq_0_then_la1 
     lda _2
     beq b3_from_b2
   //SEG30 [11] phi from main::@2 to main::@4 [phi:main::@2->main::@4]
@@ -1855,19 +1855,19 @@ main: {
   b4:
   //SEG32 [12] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
   b3_from_b4:
-  //SEG33 [12] phi (byte) main::c#2 = (byte) '*' [phi:main::@4->main::@3#0] -- zpby1=coby1 
+  //SEG33 [12] phi (byte) main::c#2 = (byte) '*' [phi:main::@4->main::@3#0] -- vbuz1=coby1 
     lda #'*'
     sta c
     jmp b3
   //SEG34 [12] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
   b3_from_b2:
-  //SEG35 [12] phi (byte) main::c#2 = (byte) '.' [phi:main::@2->main::@3#0] -- zpby1=coby1 
+  //SEG35 [12] phi (byte) main::c#2 = (byte) '.' [phi:main::@2->main::@3#0] -- vbuz1=coby1 
     lda #'.'
     sta c
     jmp b3
   //SEG36 main::@3
   b3:
-  //SEG37 [13] *((byte*) main::sc#3) ← (byte) main::c#2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG37 [13] *((byte*) main::sc#3) ← (byte) main::c#2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda c
     sta (sc),y
@@ -1876,11 +1876,11 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG41 [17] if((byte) main::x#1!=(byte/signed byte/word/signed word) 8) goto main::@2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG41 [17] if((byte) main::x#1!=(byte/signed byte/word/signed word) 8) goto main::@2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2_from_b3
@@ -1895,9 +1895,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1_from_b5
@@ -2000,7 +2000,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -2010,7 +2010,7 @@ main: {
   //SEG16 [6] phi (byte) main::y#2 = (byte) main::y#1 [phi:main::@5->main::@1#1] -- register_copy 
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
@@ -2028,7 +2028,7 @@ main: {
   //SEG26 [8] phi (byte) main::bits#2 = (byte) main::bits#1 [phi:main::@3->main::@2#2] -- register_copy 
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuaa_eq_0_then_la1 
@@ -2057,7 +2057,7 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
   //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -2074,9 +2074,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1_from_b5
@@ -2139,7 +2139,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -2148,7 +2148,7 @@ main: {
   //SEG16 [6] phi (byte) main::y#2 = (byte) main::y#1 [phi:main::@5->main::@1#1] -- register_copy 
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
@@ -2165,7 +2165,7 @@ main: {
   //SEG26 [8] phi (byte) main::bits#2 = (byte) main::bits#1 [phi:main::@3->main::@2#2] -- register_copy 
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuaa_eq_0_then_la1 
@@ -2192,7 +2192,7 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
   //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -2209,9 +2209,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -2270,7 +2270,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -2279,7 +2279,7 @@ main: {
   //SEG16 [6] phi (byte) main::y#2 = (byte) main::y#1 [phi:main::@5->main::@1#1] -- register_copy 
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
@@ -2295,7 +2295,7 @@ main: {
   //SEG26 [8] phi (byte) main::bits#2 = (byte) main::bits#1 [phi:main::@3->main::@2#2] -- register_copy 
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuaa_eq_0_then_la1 
@@ -2321,7 +2321,7 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
   //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -2337,9 +2337,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -2389,7 +2389,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -2398,7 +2398,7 @@ main: {
   //SEG16 [6] phi (byte) main::y#2 = (byte) main::y#1 [phi:main::@5->main::@1#1] -- register_copy 
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
@@ -2414,7 +2414,7 @@ main: {
   //SEG26 [8] phi (byte) main::bits#2 = (byte) main::bits#1 [phi:main::@3->main::@2#2] -- register_copy 
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuaa_eq_0_then_la1 
@@ -2440,7 +2440,7 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
   //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -2456,9 +2456,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -2509,7 +2509,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG14 [6] phi from main::@5 to main::@1 [phi:main::@5->main::@1]
@@ -2517,7 +2517,7 @@ main: {
   //SEG16 [6] phi (byte) main::y#2 = (byte) main::y#1 [phi:main::@5->main::@1#1] -- register_copy 
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
@@ -2532,7 +2532,7 @@ main: {
   //SEG26 [8] phi (byte) main::bits#2 = (byte) main::bits#1 [phi:main::@3->main::@2#2] -- register_copy 
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuaa_eq_0_then_la1 
@@ -2558,7 +2558,7 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
   //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -2574,9 +2574,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -2670,7 +2670,7 @@ main: {
     sta sc
     lda #>SCREEN
     sta sc+1
-  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::y#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG14 [6] phi from main::@5 to main::@1 [phi:main::@5->main::@1]
@@ -2678,7 +2678,7 @@ main: {
   //SEG16 [6] phi (byte) main::y#2 = (byte) main::y#1 [phi:main::@5->main::@1#1] -- register_copy 
   //SEG17 main::@1
   b1:
-  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [7] (byte) main::bits#0 ← (const byte*) main::CHAR_A#0 *idx (byte) main::y#2 [ main::y#2 main::sc#7 main::bits#0 ] ( main:2 [ main::y#2 main::sc#7 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx y
     lda CHAR_A,x
     sta bits
@@ -2693,7 +2693,7 @@ main: {
   //SEG26 [8] phi (byte) main::bits#2 = (byte) main::bits#1 [phi:main::@3->main::@2#2] -- register_copy 
   //SEG27 main::@2
   b2:
-  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG28 [9] (byte~) main::$2 ← (byte) main::bits#2 & (byte/word/signed word) 128 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 main::$2 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG29 [10] if((byte~) main::$2==(byte/signed byte/word/signed word) 0) goto main::@3 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ( main:2 [ main::y#2 main::bits#2 main::sc#3 main::x#2 ] ) -- vbuaa_eq_0_then_la1 
@@ -2719,7 +2719,7 @@ main: {
     bne !+
     inc sc+1
   !:
-  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- zpby1=zpby1_rol_1 
+  //SEG39 [15] (byte) main::bits#1 ← (byte) main::bits#2 << (byte/signed byte/word/signed word) 1 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ( main:2 [ main::y#2 main::x#2 main::bits#1 main::sc#1 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
   //SEG40 [16] (byte) main::x#1 ← ++ (byte) main::x#2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ( main:2 [ main::y#2 main::bits#1 main::sc#1 main::x#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -2735,9 +2735,9 @@ main: {
     bcc !+
     inc sc+1
   !:
-  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [19] (byte) main::y#1 ← ++ (byte) main::y#2 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [20] if((byte) main::y#1!=(byte/signed byte/word/signed word) 8) goto main::@1 [ main::y#1 main::sc#2 ] ( main:2 [ main::y#1 main::sc#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/const-identification.log b/src/main/java/dk/camelot64/kickc/test/ref/const-identification.log
index 6e7df6eac..a1948be1e 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/const-identification.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/const-identification.log
@@ -1659,7 +1659,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1669,17 +1669,17 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] *((const byte[]) plots#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby1 
+  //SEG15 [6] *((const byte[]) plots#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz1 
     ldx i
     txa
     sta plots,x
-  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte/signed byte/word/signed word) 0 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte/signed byte/word/signed word) 0 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #0
     ldx i
     sta SCREEN,x
-  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG18 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 40) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG18 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 40) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$28
     bne b1_from_b1
@@ -1713,7 +1713,7 @@ line: {
     bcs b1_from_line
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
   b2_from_line:
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     lda #x0
     sta x
     jmp b2
@@ -1723,7 +1723,7 @@ line: {
     jmp b2
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- zpby1=zpby2 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuz1=vbuz2 
     lda x
     sta plot.x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
@@ -1734,9 +1734,9 @@ line: {
     jmp b8
   //SEG37 line::@8
   b8:
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2_from_b8
@@ -1754,7 +1754,7 @@ line: {
   //SEG44 [22] call plot param-assignment [ ] ( main:2::line:11 [ ] )
   //SEG45 [23] phi from line::@1 to plot [phi:line::@1->plot]
   plot_from_b1:
-  //SEG46 [23] phi (byte) plot::x#2 = (const byte) line::x0#0 [phi:line::@1->plot#0] -- zpby1=coby1 
+  //SEG46 [23] phi (byte) plot::x#2 = (const byte) line::x0#0 [phi:line::@1->plot#0] -- vbuz1=coby1 
     lda #x0
     sta plot.x
     jsr plot
@@ -1766,20 +1766,20 @@ plot: {
     .label _2 = 7
     .label x = 4
     .label idx = 5
-  //SEG48 [24] (byte) plot::idx#0 ← (const byte[]) plots#0 *idx (byte) plot::x#2 [ plot::idx#0 ] ( main:2::line:11::plot:17 [ line::x#2 plot::idx#0 ] main:2::line:11::plot:22 [ plot::idx#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG48 [24] (byte) plot::idx#0 ← (const byte[]) plots#0 *idx (byte) plot::x#2 [ plot::idx#0 ] ( main:2::line:11::plot:17 [ line::x#2 plot::idx#0 ] main:2::line:11::plot:22 [ plot::idx#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx x
     lda plots,x
     sta idx
-  //SEG49 [25] (byte~) plot::$1 ← (const byte*) SCREEN#0 *idx (byte) plot::idx#0 [ plot::idx#0 plot::$1 ] ( main:2::line:11::plot:17 [ line::x#2 plot::idx#0 plot::$1 ] main:2::line:11::plot:22 [ plot::idx#0 plot::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG49 [25] (byte~) plot::$1 ← (const byte*) SCREEN#0 *idx (byte) plot::idx#0 [ plot::idx#0 plot::$1 ] ( main:2::line:11::plot:17 [ line::x#2 plot::idx#0 plot::$1 ] main:2::line:11::plot:22 [ plot::idx#0 plot::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx idx
     lda SCREEN,x
     sta _1
-  //SEG50 [26] (byte~) plot::$2 ← (byte~) plot::$1 + (byte/signed byte/word/signed word) 1 [ plot::idx#0 plot::$2 ] ( main:2::line:11::plot:17 [ line::x#2 plot::idx#0 plot::$2 ] main:2::line:11::plot:22 [ plot::idx#0 plot::$2 ] ) -- zpby1=zpby2_plus_1 
+  //SEG50 [26] (byte~) plot::$2 ← (byte~) plot::$1 + (byte/signed byte/word/signed word) 1 [ plot::idx#0 plot::$2 ] ( main:2::line:11::plot:17 [ line::x#2 plot::idx#0 plot::$2 ] main:2::line:11::plot:22 [ plot::idx#0 plot::$2 ] ) -- vbuz1=vbuz2_plus_1 
     lda _1
     clc
     adc #1
     sta _2
-  //SEG51 [27] *((const byte*) SCREEN#0 + (byte) plot::idx#0) ← (byte~) plot::$2 [ ] ( main:2::line:11::plot:17 [ line::x#2 ] main:2::line:11::plot:22 [ ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG51 [27] *((const byte*) SCREEN#0 + (byte) plot::idx#0) ← (byte~) plot::$2 [ ] ( main:2::line:11::plot:17 [ line::x#2 ] main:2::line:11::plot:22 [ ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _2
     ldx idx
     sta SCREEN,x
@@ -1902,7 +1902,7 @@ line: {
     bcs b1_from_line
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
   b2_from_line:
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     lda #x0
     sta x
     jmp b2
@@ -1911,7 +1911,7 @@ line: {
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
@@ -1920,9 +1920,9 @@ line: {
     jsr plot
   //SEG37 line::@8
   b8:
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2_from_b8
@@ -2041,7 +2041,7 @@ line: {
     bcs b1
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
   b2_from_line:
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     lda #x0
     sta x
     jmp b2
@@ -2049,7 +2049,7 @@ line: {
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
@@ -2058,9 +2058,9 @@ line: {
     jsr plot
   //SEG37 line::@8
   b8:
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2
@@ -2165,7 +2165,7 @@ line: {
     cmp #x1
     bcs b1
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     lda #x0
     sta x
     jmp b2
@@ -2173,16 +2173,16 @@ line: {
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
   //SEG36 [23] phi (byte) plot::x#2 = (byte) plot::x#1 [phi:line::@2->plot#0] -- register_copy 
     jsr plot
   //SEG37 line::@8
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2
@@ -2277,7 +2277,7 @@ line: {
     cmp #x1
     bcs b1
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     lda #x0
     sta x
     jmp b2
@@ -2285,16 +2285,16 @@ line: {
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
   //SEG36 [23] phi (byte) plot::x#2 = (byte) plot::x#1 [phi:line::@2->plot#0] -- register_copy 
     jsr plot
   //SEG37 line::@8
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2
@@ -2389,23 +2389,23 @@ line: {
     cmp #x1
     bcs b1
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     lda #x0
     sta x
   //SEG30 [15] phi from line::@8 to line::@2 [phi:line::@8->line::@2]
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
   //SEG36 [23] phi (byte) plot::x#2 = (byte) plot::x#1 [phi:line::@2->plot#0] -- register_copy 
     jsr plot
   //SEG37 line::@8
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2
@@ -2499,22 +2499,22 @@ line: {
     cmp #x1
     bcs b1
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     sta x
   //SEG30 [15] phi from line::@8 to line::@2 [phi:line::@8->line::@2]
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
   //SEG36 [23] phi (byte) plot::x#2 = (byte) plot::x#1 [phi:line::@2->plot#0] -- register_copy 
     jsr plot
   //SEG37 line::@8
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2
@@ -2651,22 +2651,22 @@ line: {
     cmp #x1
     bcs b1
   //SEG28 [15] phi from line to line::@2 [phi:line->line::@2]
-  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- zpby1=coby1 
+  //SEG29 [15] phi (byte) line::x#2 = (const byte) line::x0#0 [phi:line->line::@2#0] -- vbuz1=coby1 
     sta x
   //SEG30 [15] phi from line::@8 to line::@2 [phi:line::@8->line::@2]
   //SEG31 [15] phi (byte) line::x#2 = (byte) line::x#1 [phi:line::@8->line::@2#0] -- register_copy 
   //SEG32 line::@2
   b2:
-  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=zpby1 
+  //SEG33 [16] (byte) plot::x#1 ← (byte) line::x#2 [ line::x#2 plot::x#1 ] ( main:2::line:11 [ line::x#2 plot::x#1 ] ) -- vbuyy=vbuz1 
     ldy x
   //SEG34 [17] call plot param-assignment [ line::x#2 ] ( main:2::line:11 [ line::x#2 ] )
   //SEG35 [23] phi from line::@2 to plot [phi:line::@2->plot]
   //SEG36 [23] phi (byte) plot::x#2 = (byte) plot::x#1 [phi:line::@2->plot#0] -- register_copy 
     jsr plot
   //SEG37 line::@8
-  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG38 [18] (byte) line::x#1 ← ++ (byte) line::x#2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG39 [19] if((byte) line::x#1<=(const byte) line::x1#0) goto line::@2 [ line::x#1 ] ( main:2::line:11 [ line::x#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda x
     cmp #x1
     bcc b2
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/constantmin.log b/src/main/java/dk/camelot64/kickc/test/ref/constantmin.log
index a8cddacf6..a1353c9ef 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/constantmin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/constantmin.log
@@ -728,7 +728,7 @@ main: {
     sta BGCOL
   //SEG11 [6] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG12 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 40 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG12 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 40 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$28
     sta i
     jmp b1
@@ -738,13 +738,13 @@ main: {
     jmp b1
   //SEG15 main::@1
   b1:
-  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (const byte) STAR#0+(byte/signed byte/word/signed word) 1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (const byte) STAR#0+(byte/signed byte/word/signed word) 1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #STAR+1
     ldx i
     sta SCREEN,x
-  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG18 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 80) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG18 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 80) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$50
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/fibmem.log b/src/main/java/dk/camelot64/kickc/test/ref/fibmem.log
index 2fde556a5..4f6cd5f8b 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/fibmem.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/fibmem.log
@@ -746,7 +746,7 @@ main: {
     sta fibs+1
   //SEG11 [6] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG12 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG12 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -756,26 +756,26 @@ main: {
     jmp b1
   //SEG15 main::@1
   b1:
-  //SEG16 [7] (byte~) main::$1 ← (const byte[15]) fibs#0 *idx (byte) main::i#2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG16 [7] (byte~) main::$1 ← (const byte[15]) fibs#0 *idx (byte) main::i#2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda fibs,x
     sta _1
-  //SEG17 [8] (byte~) main::$3 ← (const byte[15]) fibs#0+(byte/signed byte/word/signed word) 1 *idx (byte) main::i#2 [ main::i#2 main::$1 main::$3 ] ( main:2 [ main::i#2 main::$1 main::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG17 [8] (byte~) main::$3 ← (const byte[15]) fibs#0+(byte/signed byte/word/signed word) 1 *idx (byte) main::i#2 [ main::i#2 main::$1 main::$3 ] ( main:2 [ main::i#2 main::$1 main::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda fibs+1,x
     sta _3
-  //SEG18 [9] (byte~) main::$4 ← (byte~) main::$1 + (byte~) main::$3 [ main::i#2 main::$4 ] ( main:2 [ main::i#2 main::$4 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG18 [9] (byte~) main::$4 ← (byte~) main::$1 + (byte~) main::$3 [ main::i#2 main::$4 ] ( main:2 [ main::i#2 main::$4 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda _1
     clc
     adc _3
     sta _4
-  //SEG19 [10] *((const byte[15]) fibs#0+(byte/signed byte/word/signed word) 2 + (byte) main::i#2) ← (byte~) main::$4 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG19 [10] *((const byte[15]) fibs#0+(byte/signed byte/word/signed word) 2 + (byte) main::i#2) ← (byte~) main::$4 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _4
     ldx i
     sta fibs+2,x
-  //SEG20 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG20 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG21 [12] if((byte) main::i#1<(byte/signed byte/word/signed word) 15) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG21 [12] if((byte) main::i#1<(byte/signed byte/word/signed word) 15) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$f
     bcc b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/fillscreen.log b/src/main/java/dk/camelot64/kickc/test/ref/fillscreen.log
index dd7cba015..a26b4fb6e 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/fillscreen.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/fillscreen.log
@@ -925,10 +925,10 @@ bend:
 //SEG8 main
 main: {
     .label c = 3
-  //SEG9 [4] (byte) main::c#0 ← *((const byte*) SCREEN#0) [ main::c#0 ] ( main:2 [ main::c#0 ] ) -- zpby1=_deref_cowo1 
+  //SEG9 [4] (byte) main::c#0 ← *((const byte*) SCREEN#0) [ main::c#0 ] ( main:2 [ main::c#0 ] ) -- vbuz1=_deref_cowo1 
     lda SCREEN
     sta c
-  //SEG10 [5] (byte) fillscreen::c#0 ← (byte) main::c#0 [ fillscreen::c#0 ] ( main:2 [ fillscreen::c#0 ] ) -- zpby1=zpby2 
+  //SEG10 [5] (byte) fillscreen::c#0 ← (byte) main::c#0 [ fillscreen::c#0 ] ( main:2 [ fillscreen::c#0 ] ) -- vbuz1=vbuz2 
     lda c
     sta fillscreen.c
   //SEG11 [6] call fillscreen param-assignment [ ] ( main:2 [ ] )
@@ -950,7 +950,7 @@ fillscreen: {
     .label j = 2
   //SEG16 [9] phi from fillscreen to fillscreen::@1 [phi:fillscreen->fillscreen::@1]
   b1_from_fillscreen:
-  //SEG17 [9] phi (byte) fillscreen::j#2 = (byte/signed byte/word/signed word) 0 [phi:fillscreen->fillscreen::@1#0] -- zpby1=coby1 
+  //SEG17 [9] phi (byte) fillscreen::j#2 = (byte/signed byte/word/signed word) 0 [phi:fillscreen->fillscreen::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b1
@@ -960,25 +960,25 @@ fillscreen: {
     jmp b1
   //SEG20 fillscreen::@1
   b1:
-  //SEG21 [10] *((const byte*) SCREEN#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG21 [10] *((const byte*) SCREEN#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda c
     ldx j
     sta SCREEN,x
-  //SEG22 [11] *((const byte*) fillscreen::SCREEN2#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG22 [11] *((const byte*) fillscreen::SCREEN2#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda c
     ldx j
     sta SCREEN2,x
-  //SEG23 [12] *((const byte*) fillscreen::SCREEN3#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG23 [12] *((const byte*) fillscreen::SCREEN3#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda c
     ldx j
     sta SCREEN3,x
-  //SEG24 [13] *((const byte*) fillscreen::SCREEN4#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG24 [13] *((const byte*) fillscreen::SCREEN4#0 + (byte) fillscreen::j#2) ← (byte) fillscreen::c#0 [ fillscreen::c#0 fillscreen::j#2 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda c
     ldx j
     sta SCREEN4,x
-  //SEG25 [14] (byte) fillscreen::j#1 ← ++ (byte) fillscreen::j#2 [ fillscreen::c#0 fillscreen::j#1 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG25 [14] (byte) fillscreen::j#1 ← ++ (byte) fillscreen::j#2 [ fillscreen::c#0 fillscreen::j#1 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG26 [15] if((byte) fillscreen::j#1!=(byte/signed byte/word/signed word) 0) goto fillscreen::@1 [ fillscreen::c#0 fillscreen::j#1 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG26 [15] if((byte) fillscreen::j#1!=(byte/signed byte/word/signed word) 0) goto fillscreen::@1 [ fillscreen::c#0 fillscreen::j#1 ] ( main:2::fillscreen:6 [ fillscreen::c#0 fillscreen::j#1 ] ) -- vbuz1_neq_0_then_la1 
     lda j
     bne b1_from_b1
     jmp breturn
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/flipper-rex2.log b/src/main/java/dk/camelot64/kickc/test/ref/flipper-rex2.log
index 258fa852b..086659b5e 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/flipper-rex2.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/flipper-rex2.log
@@ -4372,7 +4372,7 @@ main: {
   //SEG12 [6] phi from main main::@11 to main::@3 [phi:main/main::@11->main::@3]
   b3_from_main:
   b3_from_b11:
-  //SEG13 [6] phi (byte) main::c#4 = (byte/signed byte/word/signed word) 25 [phi:main/main::@11->main::@3#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::c#4 = (byte/signed byte/word/signed word) 25 [phi:main/main::@11->main::@3#0] -- vbuz1=coby1 
     lda #$19
     sta c
     jmp b3
@@ -4399,9 +4399,9 @@ main: {
     jmp b6
   //SEG21 main::@6
   b6:
-  //SEG22 [9] (byte) main::c#1 ← -- (byte) main::c#4 [ main::c#1 ] ( main:2 [ main::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG22 [9] (byte) main::c#1 ← -- (byte) main::c#4 [ main::c#1 ] ( main:2 [ main::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG23 [10] if((byte) main::c#1!=(byte/signed byte/word/signed word) 0) goto main::@3 [ main::c#1 ] ( main:2 [ main::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG23 [10] if((byte) main::c#1!=(byte/signed byte/word/signed word) 0) goto main::@3 [ main::c#1 ] ( main:2 [ main::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b3_from_b6
   //SEG24 [11] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
@@ -4442,7 +4442,7 @@ plot: {
     .label y = 5
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
   b1_from_plot:
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -4450,7 +4450,7 @@ plot: {
     sta line
     lda #>SCREEN+5*$28+$c
     sta line+1
-  //SEG40 [18] phi (byte) plot::i#3 = (byte/signed byte/word/signed word) 0 [phi:plot->plot::@1#2] -- zpby1=coby1 
+  //SEG40 [18] phi (byte) plot::i#3 = (byte/signed byte/word/signed word) 0 [phi:plot->plot::@1#2] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -4464,7 +4464,7 @@ plot: {
   b1:
   //SEG46 [19] phi from plot::@1 to plot::@2 [phi:plot::@1->plot::@2]
   b2_from_b1:
-  //SEG47 [19] phi (byte) plot::x#2 = (byte/signed byte/word/signed word) 0 [phi:plot::@1->plot::@2#0] -- zpby1=coby1 
+  //SEG47 [19] phi (byte) plot::x#2 = (byte/signed byte/word/signed word) 0 [phi:plot::@1->plot::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG48 [19] phi (byte) plot::i#2 = (byte) plot::i#3 [phi:plot::@1->plot::@2#1] -- register_copy 
@@ -4476,19 +4476,19 @@ plot: {
     jmp b2
   //SEG52 plot::@2
   b2:
-  //SEG53 [20] (byte~) plot::$3 ← (const byte[256]) buffer1#0 *idx (byte) plot::i#2 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 plot::$3 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 plot::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG53 [20] (byte~) plot::$3 ← (const byte[256]) buffer1#0 *idx (byte) plot::i#2 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 plot::$3 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 plot::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda buffer1,x
     sta _3
-  //SEG54 [21] *((byte*) plot::line#4 + (byte) plot::x#2) ← (byte~) plot::$3 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 ] ) -- zpptrby1_derefidx_zpby1=zpby2 
+  //SEG54 [21] *((byte*) plot::line#4 + (byte) plot::x#2) ← (byte~) plot::$3 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#2 plot::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuz2 
     lda _3
     ldy x
     sta (line),y
-  //SEG55 [22] (byte) plot::i#1 ← ++ (byte) plot::i#2 [ plot::line#4 plot::y#4 plot::i#1 plot::x#2 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#1 plot::x#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG55 [22] (byte) plot::i#1 ← ++ (byte) plot::i#2 [ plot::line#4 plot::y#4 plot::i#1 plot::x#2 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#1 plot::x#2 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG56 [23] (byte) plot::x#1 ← ++ (byte) plot::x#2 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG56 [23] (byte) plot::x#1 ← ++ (byte) plot::x#2 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG57 [24] if((byte) plot::x#1<(byte/signed byte/word/signed word) 16) goto plot::@2 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG57 [24] if((byte) plot::x#1<(byte/signed byte/word/signed word) 16) goto plot::@2 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ( main:2::plot:14 [ plot::line#4 plot::y#4 plot::i#1 plot::x#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda x
     cmp #$10
     bcc b2_from_b2
@@ -4503,9 +4503,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1_from_b3
     jmp breturn
@@ -4525,13 +4525,13 @@ flip: {
     .label i = $c
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
   b1_from_flip:
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
-  //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- zpby1=coby1 
+  //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuz1=coby1 
     lda #$f
     sta dstIdx
-  //SEG68 [30] phi (byte) flip::srcIdx#3 = (byte/signed byte/word/signed word) 0 [phi:flip->flip::@1#2] -- zpby1=coby1 
+  //SEG68 [30] phi (byte) flip::srcIdx#3 = (byte/signed byte/word/signed word) 0 [phi:flip->flip::@1#2] -- vbuz1=coby1 
     lda #0
     sta srcIdx
     jmp b1
@@ -4545,7 +4545,7 @@ flip: {
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
   b2_from_b1:
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -4559,39 +4559,39 @@ flip: {
     jmp b2
   //SEG82 flip::@2
   b2:
-  //SEG83 [32] (byte~) flip::$0 ← (const byte[256]) buffer1#0 *idx (byte) flip::srcIdx#2 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 flip::$0 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 flip::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG83 [32] (byte~) flip::$0 ← (const byte[256]) buffer1#0 *idx (byte) flip::srcIdx#2 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 flip::$0 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 flip::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx srcIdx
     lda buffer1,x
     sta _0
-  //SEG84 [33] *((const byte[256]) buffer2#0 + (byte) flip::dstIdx#3) ← (byte~) flip::$0 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG84 [33] *((const byte[256]) buffer2#0 + (byte) flip::dstIdx#3) ← (byte~) flip::$0 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#2 flip::dstIdx#3 flip::c#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _0
     ldx dstIdx
     sta buffer2,x
-  //SEG85 [34] (byte) flip::srcIdx#1 ← ++ (byte) flip::srcIdx#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#3 flip::c#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#3 flip::c#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG85 [34] (byte) flip::srcIdx#1 ← ++ (byte) flip::srcIdx#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#3 flip::c#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#3 flip::c#2 ] ) -- vbuz1=_inc_vbuz1 
     inc srcIdx
-  //SEG86 [35] (byte) flip::dstIdx#1 ← (byte) flip::dstIdx#3 + (byte/signed byte/word/signed word) 16 [ flip::r#4 flip::srcIdx#1 flip::c#2 flip::dstIdx#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::c#2 flip::dstIdx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG86 [35] (byte) flip::dstIdx#1 ← (byte) flip::dstIdx#3 + (byte/signed byte/word/signed word) 16 [ flip::r#4 flip::srcIdx#1 flip::c#2 flip::dstIdx#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::c#2 flip::dstIdx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda dstIdx
     clc
     adc #$10
     sta dstIdx
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2_from_b2
     jmp b4
   //SEG89 flip::@4
   b4:
-  //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- zpby1=_dec_zpby1 
+  //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuz1=_dec_vbuz1 
     dec dstIdx
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1_from_b4
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
   b3_from_b4:
-  //SEG94 [41] phi (byte) flip::i#2 = (byte/signed byte/word/signed word) 0 [phi:flip::@4->flip::@3#0] -- zpby1=coby1 
+  //SEG94 [41] phi (byte) flip::i#2 = (byte/signed byte/word/signed word) 0 [phi:flip::@4->flip::@3#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b3
@@ -4601,17 +4601,17 @@ flip: {
     jmp b3
   //SEG97 flip::@3
   b3:
-  //SEG98 [42] (byte~) flip::$4 ← (const byte[256]) buffer2#0 *idx (byte) flip::i#2 [ flip::i#2 flip::$4 ] ( main:2::flip:12 [ flip::i#2 flip::$4 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG98 [42] (byte~) flip::$4 ← (const byte[256]) buffer2#0 *idx (byte) flip::i#2 [ flip::i#2 flip::$4 ] ( main:2::flip:12 [ flip::i#2 flip::$4 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda buffer2,x
     sta _4
-  //SEG99 [43] *((const byte[256]) buffer1#0 + (byte) flip::i#2) ← (byte~) flip::$4 [ flip::i#2 ] ( main:2::flip:12 [ flip::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG99 [43] *((const byte[256]) buffer1#0 + (byte) flip::i#2) ← (byte~) flip::$4 [ flip::i#2 ] ( main:2::flip:12 [ flip::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _4
     ldx i
     sta buffer1,x
-  //SEG100 [44] (byte) flip::i#1 ← ++ (byte) flip::i#2 [ flip::i#1 ] ( main:2::flip:12 [ flip::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG100 [44] (byte) flip::i#1 ← ++ (byte) flip::i#2 [ flip::i#1 ] ( main:2::flip:12 [ flip::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG101 [45] if((byte) flip::i#1!=(byte/signed byte/word/signed word) 0) goto flip::@3 [ flip::i#1 ] ( main:2::flip:12 [ flip::i#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG101 [45] if((byte) flip::i#1!=(byte/signed byte/word/signed word) 0) goto flip::@3 [ flip::i#1 ] ( main:2::flip:12 [ flip::i#1 ] ) -- vbuz1_neq_0_then_la1 
     lda i
     bne b3_from_b3
     jmp breturn
@@ -4625,7 +4625,7 @@ prepare: {
     .label i = $d
   //SEG105 [48] phi from prepare to prepare::@1 [phi:prepare->prepare::@1]
   b1_from_prepare:
-  //SEG106 [48] phi (byte) prepare::i#2 = (byte/signed byte/word/signed word) 0 [phi:prepare->prepare::@1#0] -- zpby1=coby1 
+  //SEG106 [48] phi (byte) prepare::i#2 = (byte/signed byte/word/signed word) 0 [phi:prepare->prepare::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -4635,13 +4635,13 @@ prepare: {
     jmp b1
   //SEG109 prepare::@1
   b1:
-  //SEG110 [49] *((const byte[256]) buffer1#0 + (byte) prepare::i#2) ← (byte) prepare::i#2 [ prepare::i#2 ] ( main:2::prepare:5 [ prepare::i#2 ] ) -- cowo1_derefidx_zpby1=zpby1 
+  //SEG110 [49] *((const byte[256]) buffer1#0 + (byte) prepare::i#2) ← (byte) prepare::i#2 [ prepare::i#2 ] ( main:2::prepare:5 [ prepare::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz1 
     ldx i
     txa
     sta buffer1,x
-  //SEG111 [50] (byte) prepare::i#1 ← ++ (byte) prepare::i#2 [ prepare::i#1 ] ( main:2::prepare:5 [ prepare::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG111 [50] (byte) prepare::i#1 ← ++ (byte) prepare::i#2 [ prepare::i#1 ] ( main:2::prepare:5 [ prepare::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG112 [51] if((byte) prepare::i#1!=(byte/signed byte/word/signed word) 0) goto prepare::@1 [ prepare::i#1 ] ( main:2::prepare:5 [ prepare::i#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG112 [51] if((byte) prepare::i#1!=(byte/signed byte/word/signed word) 0) goto prepare::@1 [ prepare::i#1 ] ( main:2::prepare:5 [ prepare::i#1 ] ) -- vbuz1_neq_0_then_la1 
     lda i
     bne b1_from_b1
     jmp breturn
@@ -4816,7 +4816,7 @@ plot: {
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
   b1_from_plot:
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -4867,9 +4867,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1_from_b3
   //SEG62 plot::@return
@@ -4883,7 +4883,7 @@ flip: {
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
   b1_from_flip:
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -4900,7 +4900,7 @@ flip: {
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
   b2_from_b1:
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -4924,18 +4924,18 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2_from_b2
   //SEG89 flip::@4
   b4:
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1_from_b4
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -5096,7 +5096,7 @@ plot: {
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
   b1_from_plot:
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -5144,9 +5144,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -5160,7 +5160,7 @@ flip: {
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
   b1_from_flip:
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -5175,7 +5175,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -5198,18 +5198,18 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   b4:
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -5351,7 +5351,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -5398,9 +5398,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -5412,7 +5412,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -5427,7 +5427,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -5450,17 +5450,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -5582,7 +5582,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -5629,9 +5629,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -5643,7 +5643,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -5658,7 +5658,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -5681,17 +5681,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -5812,7 +5812,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -5859,9 +5859,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -5873,7 +5873,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -5888,7 +5888,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -5911,17 +5911,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -6043,7 +6043,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -6090,9 +6090,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -6104,7 +6104,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -6119,7 +6119,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -6142,17 +6142,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -6278,7 +6278,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -6323,9 +6323,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -6337,7 +6337,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -6351,7 +6351,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -6373,17 +6373,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -6500,7 +6500,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -6545,9 +6545,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -6559,7 +6559,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -6573,7 +6573,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -6595,17 +6595,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -6721,7 +6721,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -6766,9 +6766,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -6780,7 +6780,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -6794,7 +6794,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -6816,17 +6816,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
@@ -7029,7 +7029,7 @@ plot: {
     .label line = 2
     .label y = 4
   //SEG37 [18] phi from plot to plot::@1 [phi:plot->plot::@1]
-  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- zpby1=coby1 
+  //SEG38 [18] phi (byte) plot::y#4 = (byte/signed byte/word/signed word) 16 [phi:plot->plot::@1#0] -- vbuz1=coby1 
     lda #$10
     sta y
   //SEG39 [18] phi (byte*) plot::line#4 = (const byte[1000]) SCREEN#0+(byte/signed byte/word/signed word) 5*(byte/signed byte/word/signed word) 40+(byte/signed byte/word/signed word) 12 [phi:plot->plot::@1#1] -- zpptrby1=cowo1 
@@ -7074,9 +7074,9 @@ plot: {
     bcc !+
     inc line+1
   !:
-  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG60 [26] (byte) plot::y#1 ← -- (byte) plot::y#4 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1=_dec_vbuz1 
     dec y
-  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG61 [27] if((byte) plot::y#1!=(byte/signed byte/word/signed word) 0) goto plot::@1 [ plot::i#1 plot::line#1 plot::y#1 ] ( main:2::plot:14 [ plot::i#1 plot::line#1 plot::y#1 ] ) -- vbuz1_neq_0_then_la1 
     lda y
     bne b1
   //SEG62 plot::@return
@@ -7088,7 +7088,7 @@ flip: {
     .label c = 5
     .label r = 4
   //SEG65 [30] phi from flip to flip::@1 [phi:flip->flip::@1]
-  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- zpby1=coby1 
+  //SEG66 [30] phi (byte) flip::r#4 = (byte/signed byte/word/signed word) 16 [phi:flip->flip::@1#0] -- vbuz1=coby1 
     lda #$10
     sta r
   //SEG67 [30] phi (byte) flip::dstIdx#5 = (byte/signed byte/word/signed word) 15 [phi:flip->flip::@1#1] -- vbuyy=coby1 
@@ -7102,7 +7102,7 @@ flip: {
   //SEG73 flip::@1
   b1:
   //SEG74 [31] phi from flip::@1 to flip::@2 [phi:flip::@1->flip::@2]
-  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- zpby1=coby1 
+  //SEG75 [31] phi (byte) flip::c#2 = (byte/signed byte/word/signed word) 16 [phi:flip::@1->flip::@2#0] -- vbuz1=coby1 
     lda #$10
     sta c
   //SEG76 [31] phi (byte) flip::dstIdx#3 = (byte) flip::dstIdx#5 [phi:flip::@1->flip::@2#1] -- register_copy 
@@ -7124,17 +7124,17 @@ flip: {
     clc
     adc #$10
     tay
-  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG87 [36] (byte) flip::c#1 ← -- (byte) flip::c#2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1=_dec_vbuz1 
     dec c
-  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG88 [37] if((byte) flip::c#1!=(byte/signed byte/word/signed word) 0) goto flip::@2 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#1 flip::c#1 ] ) -- vbuz1_neq_0_then_la1 
     lda c
     bne b2
   //SEG89 flip::@4
   //SEG90 [38] (byte) flip::dstIdx#2 ← -- (byte) flip::dstIdx#1 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ( main:2::flip:12 [ flip::r#4 flip::srcIdx#1 flip::dstIdx#2 ] ) -- vbuyy=_dec_vbuyy 
     dey
-  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG91 [39] (byte) flip::r#1 ← -- (byte) flip::r#4 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1=_dec_vbuz1 
     dec r
-  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG92 [40] if((byte) flip::r#1!=(byte/signed byte/word/signed word) 0) goto flip::@1 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ( main:2::flip:12 [ flip::srcIdx#1 flip::dstIdx#2 flip::r#1 ] ) -- vbuz1_neq_0_then_la1 
     lda r
     bne b1
   //SEG93 [41] phi from flip::@4 to flip::@3 [phi:flip::@4->flip::@3]
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/forclassicmin.log b/src/main/java/dk/camelot64/kickc/test/ref/forclassicmin.log
index 8e3678795..7038fe22e 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/forclassicmin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/forclassicmin.log
@@ -554,7 +554,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -564,13 +564,13 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby1 
+  //SEG15 [6] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz1 
     ldx i
     txa
     sta SCREEN,x
-  //SEG16 [7] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG16 [7] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG17 [8] if((byte) main::i#1!=(byte/signed byte/word/signed word) 100) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG17 [8] if((byte) main::i#1!=(byte/signed byte/word/signed word) 100) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$64
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/forrangemin.log b/src/main/java/dk/camelot64/kickc/test/ref/forrangemin.log
index a3739eb87..bf7604bfa 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/forrangemin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/forrangemin.log
@@ -820,7 +820,7 @@ main: {
     .label j = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -830,18 +830,18 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] *((const byte*) SCREEN1#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby1 
+  //SEG15 [6] *((const byte*) SCREEN1#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz1 
     ldx i
     txa
     sta SCREEN1,x
-  //SEG16 [7] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG16 [7] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG17 [8] if((byte) main::i#1!=(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG17 [8] if((byte) main::i#1!=(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_0_then_la1 
     lda i
     bne b1_from_b1
   //SEG18 [9] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG19 [9] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG19 [9] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -851,13 +851,13 @@ main: {
     jmp b2
   //SEG22 main::@2
   b2:
-  //SEG23 [10] *((const byte*) SCREEN2#0 + (byte) main::j#2) ← (byte) main::j#2 [ main::j#2 ] ( main:2 [ main::j#2 ] ) -- cowo1_derefidx_zpby1=zpby1 
+  //SEG23 [10] *((const byte*) SCREEN2#0 + (byte) main::j#2) ← (byte) main::j#2 [ main::j#2 ] ( main:2 [ main::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz1 
     ldx j
     txa
     sta SCREEN2,x
-  //SEG24 [11] (byte) main::j#1 ← -- (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG24 [11] (byte) main::j#1 ← -- (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG25 [12] if((byte) main::j#1!=(byte/word/signed word) 255) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG25 [12] if((byte) main::j#1!=(byte/word/signed word) 255) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$ff
     bne b2_from_b2
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/halfscii.log b/src/main/java/dk/camelot64/kickc/test/ref/halfscii.log
index 15fcece24..ca2dee216 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/halfscii.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/halfscii.log
@@ -3646,39 +3646,39 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
     sta _1
-  //SEG20 [9] (byte~) main::$2 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$2 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG20 [9] (byte~) main::$2 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$2 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen1),y
     and #$60
     sta _2
-  //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- zpby1=zpby2_ror_2 
+  //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuz1=vbuz2_ror_2 
     lda _2
     lsr
     lsr
     sta _3
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _1
     ora _3
     sta _4
-  //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- zpby1=zpby2_ror_1 
+  //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuz1=vbuz2_ror_1 
     lda _4
     lsr
     sta _5
-  //SEG24 [13] (byte~) main::$6 ← (byte~) main::$5 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$6 ] ) -- zpby1=zpby2_ror_2 
+  //SEG24 [13] (byte~) main::$6 ← (byte~) main::$5 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$6 ] ) -- vbuz1=vbuz2_ror_2 
     lda _5
     lsr
     lsr
     sta _6
-  //SEG25 [14] (byte) main::bits#0 ← (const byte[]) bits_count#0 *idx (byte~) main::$6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits#0 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG25 [14] (byte) main::bits#0 ← (const byte[]) bits_count#0 *idx (byte~) main::$6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits#0 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx _6
     lda bits_count,x
     sta bits
-  //SEG26 [15] if((byte) main::bits#0<(byte/signed byte/word/signed word) 2) goto main::@2 [ main::chargen#10 main::charset4#10 main::chargen1#0 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG26 [15] if((byte) main::bits#0<(byte/signed byte/word/signed word) 2) goto main::@2 [ main::chargen#10 main::charset4#10 main::chargen1#0 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 ] ) -- vbuz1_lt_coby1_then_la1 
     lda bits
     cmp #2
     bcc b2_from_b1
@@ -3689,57 +3689,57 @@ main: {
   b7:
   //SEG29 [17] phi from main::@7 to main::@2 [phi:main::@7->main::@2]
   b2_from_b7:
-  //SEG30 [17] phi (byte) main::bits_gen#9 = (byte/signed byte/word/signed word) 0+(byte/signed byte/word/signed word) 1 [phi:main::@7->main::@2#0] -- zpby1=coby1 
+  //SEG30 [17] phi (byte) main::bits_gen#9 = (byte/signed byte/word/signed word) 0+(byte/signed byte/word/signed word) 1 [phi:main::@7->main::@2#0] -- vbuz1=coby1 
     lda #0+1
     sta bits_gen_9
     jmp b2
   //SEG31 [17] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG32 [17] phi (byte) main::bits_gen#9 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG32 [17] phi (byte) main::bits_gen#9 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta bits_gen_9
     jmp b2
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=zpby2_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuz2_rol_1 
     lda bits_gen_9
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
     sta _12
-  //SEG36 [20] (byte~) main::$13 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$13 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$13 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG36 [20] (byte~) main::$13 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$13 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$13 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen1),y
     and #$18
     sta _13
-  //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- zpby1=zpby2_ror_2 
+  //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuz1=vbuz2_ror_2 
     lda _13
     lsr
     lsr
     sta _14
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _12
     ora _14
     sta _15
-  //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- zpby1=zpby2_ror_1 
+  //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuz1=vbuz2_ror_1 
     lda _15
     lsr
     sta _16
-  //SEG40 [24] (byte) main::bits#1 ← (const byte[]) bits_count#0 *idx (byte~) main::$16 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::bits#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::bits#1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG40 [24] (byte) main::bits#1 ← (const byte[]) bits_count#0 *idx (byte~) main::$16 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::bits#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::bits#1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx _16
     lda bits_count,x
     sta bits_1
-  //SEG41 [25] if((byte) main::bits#1<(byte/signed byte/word/signed word) 2) goto main::@3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG41 [25] if((byte) main::bits#1<(byte/signed byte/word/signed word) 2) goto main::@3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda bits_1
     cmp #2
     bcc b3_from_b2
     jmp b8
   //SEG42 main::@8
   b8:
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   b3_from_b2:
@@ -3748,44 +3748,44 @@ main: {
     jmp b3
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby2_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz2_rol_1 
     lda bits_gen
     asl
     sta bits_gen_14
-  //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
     sta _22
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=zpby2_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuz2_rol_1 
     lda _22
     asl
     sta _23
-  //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen1),y
     and #6
     sta _24
-  //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- zpby1=zpby2_ror_1 
+  //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuz1=vbuz2_ror_1 
     lda _24
     lsr
     sta _25
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _23
     ora _25
     sta _26
-  //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx _26
     lda bits_count,x
     sta bits_2
-  //SEG54 [35] if((byte) main::bits#2<(byte/signed byte/word/signed word) 2) goto main::@4 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG54 [35] if((byte) main::bits#2<(byte/signed byte/word/signed word) 2) goto main::@4 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1_lt_coby1_then_la1 
     lda bits_2
     cmp #2
     bcc b4_from_b3
     jmp b9
   //SEG55 main::@9
   b9:
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen_6
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   b4_from_b3:
@@ -3794,41 +3794,41 @@ main: {
     jmp b4
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby2_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz2_rol_1 
     lda bits_gen_13
     asl
     sta bits_gen_16
-  //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
     sta _32
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=zpby2_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuz2_rol_2 
     lda _32
     asl
     asl
     sta _33
-  //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen1),y
     and #1
     sta _34
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _33
     ora _34
     sta _35
-  //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx _35
     lda bits_count,x
     sta bits_3
-  //SEG66 [44] if((byte) main::bits#3<(byte/signed byte/word/signed word) 2) goto main::@5 [ main::chargen#10 main::charset4#10 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG66 [44] if((byte) main::bits#3<(byte/signed byte/word/signed word) 2) goto main::@5 [ main::chargen#10 main::charset4#10 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 ] ) -- vbuz1_lt_coby1_then_la1 
     lda bits_3
     cmp #2
     bcc b5_from_b4
     jmp b10
   //SEG67 main::@10
   b10:
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen_8
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   b5_from_b10:
@@ -3837,11 +3837,11 @@ main: {
     jmp b5
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- zpby1=zpby2_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuz1=vbuz2_rol_1 
     lda bits_gen_15
     asl
     sta bits_gen_7
-  //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda bits_gen_7
     sta (charset4),y
@@ -3877,7 +3877,7 @@ main: {
     cli
   //SEG80 [54] phi from main::@11 to main::@6 [phi:main::@11->main::@6]
   b6_from_b11:
-  //SEG81 [54] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main::@11->main::@6#0] -- zpby1=coby1 
+  //SEG81 [54] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main::@11->main::@6#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b6
@@ -3887,13 +3887,13 @@ main: {
     jmp b6
   //SEG84 main::@6
   b6:
-  //SEG85 [55] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby1 
+  //SEG85 [55] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz1 
     ldx i
     txa
     sta SCREEN,x
-  //SEG86 [56] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG86 [56] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG87 [57] if((byte) main::i#1!=(byte/signed byte/word/signed word) 0) goto main::@6 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_0_then_la1 
+  //SEG87 [57] if((byte) main::i#1!=(byte/signed byte/word/signed word) 0) goto main::@6 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_0_then_la1 
     lda i
     bne b6_from_b6
     jmp b12
@@ -4157,7 +4157,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -4169,7 +4169,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -4197,10 +4197,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -4212,7 +4212,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -4224,7 +4224,7 @@ main: {
     bcc b3_from_b2
   //SEG42 main::@8
   b8:
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   b3_from_b2:
@@ -4232,13 +4232,13 @@ main: {
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -4247,7 +4247,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -4257,7 +4257,7 @@ main: {
     bcc b4_from_b3
   //SEG55 main::@9
   b9:
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   b4_from_b3:
@@ -4265,13 +4265,13 @@ main: {
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
@@ -4279,7 +4279,7 @@ main: {
     ldy #0
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -4289,7 +4289,7 @@ main: {
     bcc b5_from_b4
   //SEG67 main::@10
   b10:
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   b5_from_b10:
@@ -4297,7 +4297,7 @@ main: {
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
@@ -4432,7 +4432,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -4443,7 +4443,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -4471,10 +4471,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -4485,7 +4485,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -4497,7 +4497,7 @@ main: {
     bcc b3_from_b2
   //SEG42 main::@8
   b8:
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   b3_from_b2:
@@ -4505,13 +4505,13 @@ main: {
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -4519,7 +4519,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -4529,7 +4529,7 @@ main: {
     bcc b4_from_b3
   //SEG55 main::@9
   b9:
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   b4_from_b3:
@@ -4537,20 +4537,20 @@ main: {
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
   //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -4560,7 +4560,7 @@ main: {
     bcc b5_from_b4
   //SEG67 main::@10
   b10:
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   b5_from_b10:
@@ -4568,7 +4568,7 @@ main: {
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
@@ -4714,7 +4714,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -4725,7 +4725,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -4751,10 +4751,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -4765,7 +4765,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -4777,19 +4777,19 @@ main: {
     bcc b3
   //SEG42 main::@8
   b8:
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -4797,7 +4797,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -4807,26 +4807,26 @@ main: {
     bcc b4
   //SEG55 main::@9
   b9:
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
   //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -4836,13 +4836,13 @@ main: {
     bcc b5
   //SEG67 main::@10
   b10:
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
@@ -4976,7 +4976,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -4987,7 +4987,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5012,10 +5012,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -5026,7 +5026,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5037,19 +5037,19 @@ main: {
     cmp #2
     bcc b3
   //SEG42 main::@8
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -5057,7 +5057,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5066,26 +5066,26 @@ main: {
     cmp #2
     bcc b4
   //SEG55 main::@9
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
   //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5094,13 +5094,13 @@ main: {
     cmp #2
     bcc b5
   //SEG67 main::@10
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
@@ -5220,7 +5220,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -5231,7 +5231,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5256,10 +5256,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -5270,7 +5270,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5281,19 +5281,19 @@ main: {
     cmp #2
     bcc b3
   //SEG42 main::@8
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -5301,7 +5301,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5310,26 +5310,26 @@ main: {
     cmp #2
     bcc b4
   //SEG55 main::@9
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
   //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5338,13 +5338,13 @@ main: {
     cmp #2
     bcc b5
   //SEG67 main::@10
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
@@ -5464,7 +5464,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -5475,7 +5475,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5500,10 +5500,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -5514,7 +5514,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5525,19 +5525,19 @@ main: {
     cmp #2
     bcc b3
   //SEG42 main::@8
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -5545,7 +5545,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5554,26 +5554,26 @@ main: {
     cmp #2
     bcc b4
   //SEG55 main::@9
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
   //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5582,13 +5582,13 @@ main: {
     cmp #2
     bcc b5
   //SEG67 main::@10
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
@@ -5812,7 +5812,7 @@ main: {
     lda chargen+1
     adc #0
     sta chargen1+1
-  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG19 [8] (byte~) main::$1 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 96 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$60
@@ -5823,7 +5823,7 @@ main: {
   //SEG21 [10] (byte~) main::$3 ← (byte~) main::$2 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$1 main::$3 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG22 [11] (byte~) main::$4 ← (byte~) main::$1 | (byte~) main::$3 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$4 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _1
   //SEG23 [12] (byte~) main::$5 ← (byte~) main::$4 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::$5 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5848,10 +5848,10 @@ main: {
     lda #0
   //SEG33 main::@2
   b2:
-  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG34 [18] (byte) main::bits_gen#1 ← (byte) main::bits_gen#9 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta bits_gen
-  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- zpby1=_deref_zpptrby1_band_coby1 
+  //SEG35 [19] (byte~) main::$12 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 24 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 ] ) -- vbuz1=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #$18
@@ -5862,7 +5862,7 @@ main: {
   //SEG37 [21] (byte~) main::$14 ← (byte~) main::$13 >> (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$12 main::$14 ] ) -- vbuaa=vbuaa_ror_2 
     lsr
     lsr
-  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG38 [22] (byte~) main::$15 ← (byte~) main::$12 | (byte~) main::$14 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$15 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _12
   //SEG39 [23] (byte~) main::$16 ← (byte~) main::$15 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#1 main::$16 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
@@ -5873,19 +5873,19 @@ main: {
     cmp #2
     bcc b3
   //SEG42 main::@8
-  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- zpby1=zpby1_plus_1 
+  //SEG43 [26] (byte) main::bits_gen#4 ← (byte) main::bits_gen#1 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#4 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG44 [27] phi from main::@2 main::@8 to main::@3 [phi:main::@2/main::@8->main::@3]
   //SEG45 [27] phi (byte) main::bits_gen#11 = (byte) main::bits_gen#1 [phi:main::@2/main::@8->main::@3#0] -- register_copy 
   //SEG46 main::@3
   b3:
-  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [28] (byte) main::bits_gen#14 ← (byte) main::bits_gen#11 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG48 [29] (byte~) main::$22 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$22 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #6
-  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- zpby1=vbuaa_rol_1 
+  //SEG49 [30] (byte~) main::$23 ← (byte~) main::$22 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 ] ) -- vbuz1=vbuaa_rol_1 
     asl
     sta _23
   //SEG50 [31] (byte~) main::$24 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 6 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$24 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
@@ -5893,7 +5893,7 @@ main: {
     and #6
   //SEG51 [32] (byte~) main::$25 ← (byte~) main::$24 >> (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$23 main::$25 ] ) -- vbuaa=vbuaa_ror_1 
     lsr
-  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG52 [33] (byte~) main::$26 ← (byte~) main::$23 | (byte~) main::$25 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::$26 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _23
   //SEG53 [34] (byte) main::bits#2 ← (const byte[]) bits_count#0 *idx (byte~) main::$26 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#14 main::bits#2 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5902,26 +5902,26 @@ main: {
     cmp #2
     bcc b4
   //SEG55 main::@9
-  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- zpby1=zpby1_plus_1 
+  //SEG56 [36] (byte) main::bits_gen#6 ← (byte) main::bits_gen#14 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#6 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG57 [37] phi from main::@3 main::@9 to main::@4 [phi:main::@3/main::@9->main::@4]
   //SEG58 [37] phi (byte) main::bits_gen#13 = (byte) main::bits_gen#14 [phi:main::@3/main::@9->main::@4#0] -- register_copy 
   //SEG59 main::@4
   b4:
-  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- zpby1=zpby1_rol_1 
+  //SEG60 [38] (byte) main::bits_gen#16 ← (byte) main::bits_gen#13 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits_gen
   //SEG61 [39] (byte~) main::$32 ← *((byte*) main::chargen#10) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$32 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     ldy #0
     lda (chargen),y
     and #1
-  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- zpby1=vbuaa_rol_2 
+  //SEG62 [40] (byte~) main::$33 ← (byte~) main::$32 << (byte/signed byte/word/signed word) 2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ( main:2 [ main::chargen#10 main::charset4#10 main::chargen1#0 main::bits_gen#16 main::$33 ] ) -- vbuz1=vbuaa_rol_2 
     asl
     asl
     sta _33
   //SEG63 [41] (byte~) main::$34 ← *((byte*) main::chargen1#0) & (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$33 main::$34 ] ) -- vbuaa=_deref_zpptrby1_band_coby1 
     lda (chargen1),y
     and #1
-  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=zpby1_bor_vbuaa 
+  //SEG64 [42] (byte~) main::$35 ← (byte~) main::$33 | (byte~) main::$34 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::$35 ] ) -- vbuaa=vbuz1_bor_vbuaa 
     ora _33
   //SEG65 [43] (byte) main::bits#3 ← (const byte[]) bits_count#0 *idx (byte~) main::$35 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#16 main::bits#3 ] ) -- vbuaa=cowo1_derefidx_vbuaa 
     tax
@@ -5930,13 +5930,13 @@ main: {
     cmp #2
     bcc b5
   //SEG67 main::@10
-  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- zpby1=zpby1_plus_1 
+  //SEG68 [45] (byte) main::bits_gen#8 ← (byte) main::bits_gen#16 + (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#8 ] ) -- vbuz1=vbuz1_plus_1 
     inc bits_gen
   //SEG69 [46] phi from main::@10 main::@4 to main::@5 [phi:main::@10/main::@4->main::@5]
   //SEG70 [46] phi (byte) main::bits_gen#15 = (byte) main::bits_gen#8 [phi:main::@10/main::@4->main::@5#0] -- register_copy 
   //SEG71 main::@5
   b5:
-  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG72 [47] (byte) main::bits_gen#7 ← (byte) main::bits_gen#15 << (byte/signed byte/word/signed word) 1 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ( main:2 [ main::chargen#10 main::charset4#10 main::bits_gen#7 ] ) -- vbuaa=vbuz1_rol_1 
     lda bits_gen
     asl
   //SEG73 [48] *((byte*) main::charset4#10) ← (byte) main::bits_gen#7 [ main::chargen#10 main::charset4#10 ] ( main:2 [ main::chargen#10 main::charset4#10 ] ) -- _deref_zpptrby1=vbuaa 
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/ifmin.log b/src/main/java/dk/camelot64/kickc/test/ref/ifmin.log
index ada8157dc..52796d7f7 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/ifmin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/ifmin.log
@@ -746,7 +746,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -756,22 +756,22 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] if((byte) main::i#2>=(byte/signed byte/word/signed word) 50) goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- zpby1_ge_coby1_then_la1 
+  //SEG15 [6] if((byte) main::i#2>=(byte/signed byte/word/signed word) 50) goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- vbuz1_ge_coby1_then_la1 
     lda i
     cmp #$32
     bcs b2
     jmp b3
   //SEG16 main::@3
   b3:
-  //SEG17 [7] *((const byte*) SCREEN#0) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- _deref_cowo1=zpby1 
+  //SEG17 [7] *((const byte*) SCREEN#0) ← (byte) main::i#2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- _deref_cowo1=vbuz1 
     lda i
     sta SCREEN
     jmp b2
   //SEG18 main::@2
   b2:
-  //SEG19 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG19 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG20 [9] if((byte) main::i#1<(byte/signed byte/word/signed word) 100) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG20 [9] if((byte) main::i#1<(byte/signed byte/word/signed word) 100) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$64
     bcc b1_from_b2
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/immzero.log b/src/main/java/dk/camelot64/kickc/test/ref/immzero.log
index b9c038278..68f4a40f1 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/immzero.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/immzero.log
@@ -549,7 +549,7 @@ main: {
     sta w
     lda #>0
     sta w+1
-  //SEG12 [5] phi (byte) main::i#1 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::i#1 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -560,7 +560,7 @@ main: {
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [6] (word) main::w#1 ← (word) main::w#2 + (byte) main::i#1 [ main::i#1 main::w#1 ] ( main:2 [ main::i#1 main::w#1 ] ) -- zpwo1=zpwo1_plus_zpby1 
+  //SEG17 [6] (word) main::w#1 ← (word) main::w#2 + (byte) main::i#1 [ main::i#1 main::w#1 ] ( main:2 [ main::i#1 main::w#1 ] ) -- zpwo1=zpwo1_plus_vbuz1 
     lda i
     clc
     adc w
@@ -568,9 +568,9 @@ main: {
     bcc !+
     inc w+1
   !:
-  //SEG18 [7] (byte) main::j#1 ← ++ (byte) main::i#1 [ main::j#1 main::w#1 ] ( main:2 [ main::j#1 main::w#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG18 [7] (byte) main::j#1 ← ++ (byte) main::i#1 [ main::j#1 main::w#1 ] ( main:2 [ main::j#1 main::w#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG19 [8] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 main::w#1 ] ( main:2 [ main::j#1 main::w#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG19 [8] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 main::w#1 ] ( main:2 [ main::j#1 main::w#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/inlinearrayproblem.log b/src/main/java/dk/camelot64/kickc/test/ref/inlinearrayproblem.log
index ad9173618..0fea3a039 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/inlinearrayproblem.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/inlinearrayproblem.log
@@ -752,7 +752,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -762,25 +762,25 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte~) main::$0 ← (const byte[]) main::txt#0 *idx (byte) main::i#2 [ main::i#2 main::$0 ] ( main:2 [ main::i#2 main::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG15 [6] (byte~) main::$0 ← (const byte[]) main::txt#0 *idx (byte) main::i#2 [ main::i#2 main::$0 ] ( main:2 [ main::i#2 main::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda txt,x
     sta _0
-  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte~) main::$0 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG16 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte~) main::$0 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _0
     ldx i
     sta SCREEN,x
-  //SEG17 [8] (byte~) main::$1 ← (const byte[]) main::data#0 *idx (byte) main::i#2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG17 [8] (byte~) main::$1 ← (const byte[]) main::data#0 *idx (byte) main::i#2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda data,x
     sta _1
-  //SEG18 [9] *((const byte*) SCREEN2#0 + (byte) main::i#2) ← (byte~) main::$1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG18 [9] *((const byte*) SCREEN2#0 + (byte) main::i#2) ← (byte~) main::$1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _1
     ldx i
     sta SCREEN2,x
-  //SEG19 [10] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG19 [10] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG20 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word) 4) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG20 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word) 4) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #4
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/inmemarray.log b/src/main/java/dk/camelot64/kickc/test/ref/inmemarray.log
index 012f2c337..d418bc075 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/inmemarray.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/inmemarray.log
@@ -967,10 +967,10 @@ main: {
     .label i = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
-  //SEG12 [5] phi (byte) main::j#3 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::j#3 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b1
@@ -981,31 +981,31 @@ main: {
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [6] (byte~) main::$0 ← (const byte[]) TXT#0 *idx (byte) main::j#3 [ main::j#3 main::i#2 main::$0 ] ( main:2 [ main::j#3 main::i#2 main::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG17 [6] (byte~) main::$0 ← (const byte[]) TXT#0 *idx (byte) main::j#3 [ main::j#3 main::i#2 main::$0 ] ( main:2 [ main::j#3 main::i#2 main::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx j
     lda TXT,x
     sta _0
-  //SEG18 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte~) main::$0 [ main::j#3 main::i#2 ] ( main:2 [ main::j#3 main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG18 [7] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte~) main::$0 [ main::j#3 main::i#2 ] ( main:2 [ main::j#3 main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _0
     ldx i
     sta SCREEN,x
-  //SEG19 [8] (byte) main::j#1 ← ++ (byte) main::j#3 [ main::i#2 main::j#1 ] ( main:2 [ main::i#2 main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG19 [8] (byte) main::j#1 ← ++ (byte) main::j#3 [ main::i#2 main::j#1 ] ( main:2 [ main::i#2 main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG20 [9] if((byte) main::j#1!=(byte/signed byte/word/signed word) 8) goto main::@6 [ main::i#2 main::j#1 ] ( main:2 [ main::i#2 main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG20 [9] if((byte) main::j#1!=(byte/signed byte/word/signed word) 8) goto main::@6 [ main::i#2 main::j#1 ] ( main:2 [ main::i#2 main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #8
     bne b6_from_b1
   //SEG21 [10] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG22 [10] phi (byte) main::j#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG22 [10] phi (byte) main::j#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b2
   //SEG23 main::@2
   b2:
-  //SEG24 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::j#4 main::i#1 ] ( main:2 [ main::j#4 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG24 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::j#4 main::i#1 ] ( main:2 [ main::j#4 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG25 [12] if((byte) main::i#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::j#4 main::i#1 ] ( main:2 [ main::j#4 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG25 [12] if((byte) main::i#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::j#4 main::i#1 ] ( main:2 [ main::j#4 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$65
     bne b1_from_b2
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/inmemstring.log b/src/main/java/dk/camelot64/kickc/test/ref/inmemstring.log
index 1fcbe68ca..df1930c82 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/inmemstring.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/inmemstring.log
@@ -1025,7 +1025,7 @@ main: {
     sta cursor
     lda #>SCREEN
     sta cursor+1
-  //SEG12 [5] phi (byte) main::i#3 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::i#3 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1036,23 +1036,23 @@ main: {
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [6] (byte~) main::$0 ← (const byte[]) TEXT#0 *idx (byte) main::i#3 [ main::i#3 main::cursor#2 main::$0 ] ( main:2 [ main::i#3 main::cursor#2 main::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG17 [6] (byte~) main::$0 ← (const byte[]) TEXT#0 *idx (byte) main::i#3 [ main::i#3 main::cursor#2 main::$0 ] ( main:2 [ main::i#3 main::cursor#2 main::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda TEXT,x
     sta _0
-  //SEG18 [7] *((byte*) main::cursor#2) ← (byte~) main::$0 [ main::i#3 main::cursor#2 ] ( main:2 [ main::i#3 main::cursor#2 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG18 [7] *((byte*) main::cursor#2) ← (byte~) main::$0 [ main::i#3 main::cursor#2 ] ( main:2 [ main::i#3 main::cursor#2 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda _0
     sta (cursor),y
-  //SEG19 [8] (byte) main::i#1 ← ++ (byte) main::i#3 [ main::cursor#2 main::i#1 ] ( main:2 [ main::cursor#2 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG19 [8] (byte) main::i#1 ← ++ (byte) main::i#3 [ main::cursor#2 main::i#1 ] ( main:2 [ main::cursor#2 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG20 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 8) goto main::@6 [ main::cursor#2 main::i#1 ] ( main:2 [ main::cursor#2 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG20 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 8) goto main::@6 [ main::cursor#2 main::i#1 ] ( main:2 [ main::cursor#2 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #8
     bne b6_from_b1
   //SEG21 [10] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG22 [10] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG22 [10] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b2
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/iterarray.log b/src/main/java/dk/camelot64/kickc/test/ref/iterarray.log
index 6163a9434..96f6eae43 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/iterarray.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/iterarray.log
@@ -628,7 +628,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 5 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 5 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #5
     sta i
     jmp b1
@@ -638,18 +638,18 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte~) main::$1 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 2+(byte/signed byte/word/signed word) 2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- zpby1=zpby2_plus_coby1 
+  //SEG15 [6] (byte~) main::$1 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 2+(byte/signed byte/word/signed word) 2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- vbuz1=vbuz2_plus_coby1 
     lda i
     clc
     adc #2+2
     sta _1
-  //SEG16 [7] *((const byte[16]) main::buf#0 + (byte) main::i#2) ← (byte~) main::$1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG16 [7] *((const byte[16]) main::buf#0 + (byte) main::i#2) ← (byte~) main::$1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _1
     ldx i
     sta buf,x
-  //SEG17 [8] (byte) main::i#1 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=zpby1_plus_1 
+  //SEG17 [8] (byte) main::i#1 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=vbuz1_plus_1 
     inc i
-  //SEG18 [9] if((byte) main::i#1<(byte/signed byte/word/signed word) 10) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG18 [9] if((byte) main::i#1<(byte/signed byte/word/signed word) 10) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$a
     bcc b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/literals.log b/src/main/java/dk/camelot64/kickc/test/ref/literals.log
index 92c870d5b..787c7435b 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/literals.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/literals.log
@@ -945,7 +945,7 @@ main: {
     sta SCREEN+2
   //SEG11 [6] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG12 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG12 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -955,25 +955,25 @@ main: {
     jmp b1
   //SEG15 main::@1
   b1:
-  //SEG16 [7] (byte~) main::$1 ← (const byte[]) str#0 *idx (byte) main::i#2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG16 [7] (byte~) main::$1 ← (const byte[]) str#0 *idx (byte) main::i#2 [ main::i#2 main::$1 ] ( main:2 [ main::i#2 main::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda str,x
     sta _1
-  //SEG17 [8] *((const byte*) SCREEN#0+(byte/signed byte/word/signed word) 4 + (byte) main::i#2) ← (byte~) main::$1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG17 [8] *((const byte*) SCREEN#0+(byte/signed byte/word/signed word) 4 + (byte) main::i#2) ← (byte~) main::$1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _1
     ldx i
     sta SCREEN+4,x
-  //SEG18 [9] (byte~) main::$3 ← (const byte[]) nums#0 *idx (byte) main::i#2 [ main::i#2 main::$3 ] ( main:2 [ main::i#2 main::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [9] (byte~) main::$3 ← (const byte[]) nums#0 *idx (byte) main::i#2 [ main::i#2 main::$3 ] ( main:2 [ main::i#2 main::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda nums,x
     sta _3
-  //SEG19 [10] *((const byte*) SCREEN#0+(byte/signed byte/word/signed word) 9 + (byte) main::i#2) ← (byte~) main::$3 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG19 [10] *((const byte*) SCREEN#0+(byte/signed byte/word/signed word) 9 + (byte) main::i#2) ← (byte~) main::$3 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _3
     ldx i
     sta SCREEN+9,x
-  //SEG20 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG20 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG21 [12] if((byte) main::i#1!=(byte/signed byte/word/signed word) 4) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG21 [12] if((byte) main::i#1!=(byte/signed byte/word/signed word) 4) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #4
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/liverange.log b/src/main/java/dk/camelot64/kickc/test/ref/liverange.log
index d35a57258..9f84addc4 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/liverange.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/liverange.log
@@ -867,20 +867,20 @@ main: {
   //SEG10 [5] call inci param-assignment [ inci::return#2 inci::$0 ] ( main:2 [ inci::return#2 inci::$0 ] )
   //SEG11 [14] phi from main to inci [phi:main->inci]
   inci_from_main:
-  //SEG12 [14] phi (byte) i#10 = (byte/signed byte/word/signed word) 0 [phi:main->inci#0] -- zpby1=coby1 
+  //SEG12 [14] phi (byte) i#10 = (byte/signed byte/word/signed word) 0 [phi:main->inci#0] -- vbuz1=coby1 
     lda #0
     sta i
     jsr inci
-  //SEG13 [6] (byte) inci::return#0 ← (byte) inci::return#2 [ inci::return#0 inci::$0 ] ( main:2 [ inci::return#0 inci::$0 ] ) -- zpby1=zpby2 
+  //SEG13 [6] (byte) inci::return#0 ← (byte) inci::return#2 [ inci::return#0 inci::$0 ] ( main:2 [ inci::return#0 inci::$0 ] ) -- vbuz1=vbuz2 
     lda inci.return_2
     sta inci.return
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [7] (byte~) main::$0 ← (byte) inci::return#0 [ main::$0 inci::$0 ] ( main:2 [ main::$0 inci::$0 ] ) -- zpby1=zpby2 
+  //SEG15 [7] (byte~) main::$0 ← (byte) inci::return#0 [ main::$0 inci::$0 ] ( main:2 [ main::$0 inci::$0 ] ) -- vbuz1=vbuz2 
     lda inci.return
     sta _0
-  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- zpby1=coby1_plus_zpby2 
+  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- vbuz1=coby1_plus_vbuz2 
     lda _0
     clc
     adc #4
@@ -890,16 +890,16 @@ main: {
   inci_from_b1:
   //SEG19 [14] phi (byte) i#10 = (byte~) inci::$0 [phi:main::@1->inci#0] -- register_copy 
     jsr inci
-  //SEG20 [10] (byte) inci::return#1 ← (byte) inci::return#2 [ main::a#1 inci::return#1 ] ( main:2 [ main::a#1 inci::return#1 ] ) -- zpby1=zpby2 
+  //SEG20 [10] (byte) inci::return#1 ← (byte) inci::return#2 [ main::a#1 inci::return#1 ] ( main:2 [ main::a#1 inci::return#1 ] ) -- vbuz1=vbuz2 
     lda inci.return_2
     sta inci.return_1
     jmp b2
   //SEG21 main::@2
   b2:
-  //SEG22 [11] (byte~) main::$2 ← (byte) inci::return#1 [ main::a#1 main::$2 ] ( main:2 [ main::a#1 main::$2 ] ) -- zpby1=zpby2 
+  //SEG22 [11] (byte~) main::$2 ← (byte) inci::return#1 [ main::a#1 main::$2 ] ( main:2 [ main::a#1 main::$2 ] ) -- vbuz1=vbuz2 
     lda inci.return_1
     sta _2
-  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda a
     clc
     adc _2
@@ -916,12 +916,12 @@ inci: {
     .label return = 3
     .label return_1 = 6
     .label return_2 = 9
-  //SEG27 [15] (byte~) inci::$0 ← (byte) i#10 + (byte/signed byte/word/signed word) 7 [ inci::$0 ] ( main:2::inci:5 [ inci::$0 ] main:2::inci:9 [ main::a#1 inci::$0 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG27 [15] (byte~) inci::$0 ← (byte) i#10 + (byte/signed byte/word/signed word) 7 [ inci::$0 ] ( main:2::inci:5 [ inci::$0 ] main:2::inci:9 [ main::a#1 inci::$0 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda _0
     clc
     adc #7
     sta _0
-  //SEG28 [16] (byte) inci::return#2 ← (byte~) inci::$0 [ inci::return#2 inci::$0 ] ( main:2::inci:5 [ inci::return#2 inci::$0 ] main:2::inci:9 [ main::a#1 inci::return#2 inci::$0 ] ) -- zpby1=zpby2 
+  //SEG28 [16] (byte) inci::return#2 ← (byte~) inci::$0 [ inci::return#2 inci::$0 ] ( main:2::inci:5 [ inci::return#2 inci::$0 ] main:2::inci:9 [ main::a#1 inci::return#2 inci::$0 ] ) -- vbuz1=vbuz2 
     lda _0
     sta return_2
     jmp breturn
@@ -1001,7 +1001,7 @@ main: {
   b1:
   //SEG15 [7] (byte~) main::$0 ← (byte) inci::return#0 [ main::$0 inci::$0 ] ( main:2 [ main::$0 inci::$0 ] )
     // (byte~) main::$0 = (byte) inci::return#0  // register copy reg byte a
-  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- zpby1=coby1_plus_vbuaa 
+  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- vbuz1=coby1_plus_vbuaa 
     clc
     adc #4
     sta a
@@ -1016,7 +1016,7 @@ main: {
   b2:
   //SEG22 [11] (byte~) main::$2 ← (byte) inci::return#1 [ main::a#1 main::$2 ] ( main:2 [ main::a#1 main::$2 ] )
     // (byte~) main::$2 = (byte) inci::return#1  // register copy reg byte a
-  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc a
   //SEG24 main::@return
@@ -1075,7 +1075,7 @@ main: {
   b1:
   //SEG15 [7] (byte~) main::$0 ← (byte) inci::return#0 [ main::$0 inci::$0 ] ( main:2 [ main::$0 inci::$0 ] )
     // (byte~) main::$0 = (byte) inci::return#0  // register copy reg byte a
-  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- zpby1=coby1_plus_vbuaa 
+  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- vbuz1=coby1_plus_vbuaa 
     clc
     adc #4
     sta a
@@ -1090,7 +1090,7 @@ main: {
   b2:
   //SEG22 [11] (byte~) main::$2 ← (byte) inci::return#1 [ main::a#1 main::$2 ] ( main:2 [ main::a#1 main::$2 ] )
     // (byte~) main::$2 = (byte) inci::return#1  // register copy reg byte a
-  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc a
   //SEG24 main::@return
@@ -1149,7 +1149,7 @@ main: {
   //SEG14 main::@1
   //SEG15 [7] (byte~) main::$0 ← (byte) inci::return#0 [ main::$0 inci::$0 ] ( main:2 [ main::$0 inci::$0 ] )
     // (byte~) main::$0 = (byte) inci::return#0  // register copy reg byte a
-  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- zpby1=coby1_plus_vbuaa 
+  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- vbuz1=coby1_plus_vbuaa 
     clc
     adc #4
     sta a
@@ -1162,7 +1162,7 @@ main: {
   //SEG21 main::@2
   //SEG22 [11] (byte~) main::$2 ← (byte) inci::return#1 [ main::a#1 main::$2 ] ( main:2 [ main::a#1 main::$2 ] )
     // (byte~) main::$2 = (byte) inci::return#1  // register copy reg byte a
-  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc a
   //SEG24 main::@return
@@ -1242,7 +1242,7 @@ main: {
   //SEG14 main::@1
   //SEG15 [7] (byte~) main::$0 ← (byte) inci::return#0 [ main::$0 inci::$0 ] ( main:2 [ main::$0 inci::$0 ] )
     // (byte~) main::$0 = (byte) inci::return#0  // register copy reg byte a
-  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- zpby1=coby1_plus_vbuaa 
+  //SEG16 [8] (byte) main::a#1 ← (byte/signed byte/word/signed word) 4 + (byte~) main::$0 [ main::a#1 inci::$0 ] ( main:2 [ main::a#1 inci::$0 ] ) -- vbuz1=coby1_plus_vbuaa 
     clc
     adc #4
     sta a
@@ -1255,7 +1255,7 @@ main: {
   //SEG21 main::@2
   //SEG22 [11] (byte~) main::$2 ← (byte) inci::return#1 [ main::a#1 main::$2 ] ( main:2 [ main::a#1 main::$2 ] )
     // (byte~) main::$2 = (byte) inci::return#1  // register copy reg byte a
-  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG23 [12] (byte) main::a#2 ← (byte) main::a#1 + (byte~) main::$2 [ ] ( main:2 [ ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc a
   //SEG24 main::@return
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/local-string.log b/src/main/java/dk/camelot64/kickc/test/ref/local-string.log
index 5ce17823a..1da472d1b 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/local-string.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/local-string.log
@@ -670,17 +670,17 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
   //SEG12 main::@1
   b1:
-  //SEG13 [6] (byte~) main::$0 ← (const byte[]) main::msg#0 *idx (byte) main::i#2 [ main::i#2 main::$0 ] ( main:2 [ main::i#2 main::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG13 [6] (byte~) main::$0 ← (const byte[]) main::msg#0 *idx (byte) main::i#2 [ main::i#2 main::$0 ] ( main:2 [ main::i#2 main::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda msg,x
     sta _0
-  //SEG14 [7] if((byte~) main::$0!=(byte) '@') goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG14 [7] if((byte~) main::$0!=(byte) '@') goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda _0
     cmp #'@'
     bne b2
@@ -691,15 +691,15 @@ main: {
     rts
   //SEG17 main::@2
   b2:
-  //SEG18 [9] (byte~) main::$2 ← (const byte[]) main::msg#0 *idx (byte) main::i#2 [ main::i#2 main::$2 ] ( main:2 [ main::i#2 main::$2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG18 [9] (byte~) main::$2 ← (const byte[]) main::msg#0 *idx (byte) main::i#2 [ main::i#2 main::$2 ] ( main:2 [ main::i#2 main::$2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda msg,x
     sta _2
-  //SEG19 [10] *((const byte*) main::screen#0 + (byte) main::i#2) ← (byte~) main::$2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG19 [10] *((const byte*) main::screen#0 + (byte) main::i#2) ← (byte~) main::$2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _2
     ldx i
     sta screen,x
-  //SEG20 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG20 [11] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
   //SEG21 [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
   b1_from_b2:
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/loopmin.log b/src/main/java/dk/camelot64/kickc/test/ref/loopmin.log
index 37c649ea0..fed3222a4 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/loopmin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/loopmin.log
@@ -721,10 +721,10 @@ main: {
     .label s = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::s#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::s#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta s
-  //SEG12 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 10 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 10 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #$a
     sta i
     jmp b1
@@ -735,7 +735,7 @@ main: {
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [6] if((byte) main::i#2<=(byte/signed byte/word/signed word) 5) goto main::@2 [ main::i#2 main::s#2 ] ( main:2 [ main::i#2 main::s#2 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG17 [6] if((byte) main::i#2<=(byte/signed byte/word/signed word) 5) goto main::@2 [ main::i#2 main::s#2 ] ( main:2 [ main::i#2 main::s#2 ] ) -- vbuz1_le_coby1_then_la1 
     lda i
     cmp #5
     bcc b2_from_b1
@@ -743,7 +743,7 @@ main: {
     jmp b3
   //SEG18 main::@3
   b3:
-  //SEG19 [7] (byte) main::s#1 ← (byte) main::s#2 + (byte) main::i#2 [ main::i#2 main::s#1 ] ( main:2 [ main::i#2 main::s#1 ] ) -- zpby1=zpby1_plus_zpby2 
+  //SEG19 [7] (byte) main::s#1 ← (byte) main::s#2 + (byte) main::i#2 [ main::i#2 main::s#1 ] ( main:2 [ main::i#2 main::s#1 ] ) -- vbuz1=vbuz1_plus_vbuz2 
     lda s
     clc
     adc i
@@ -755,9 +755,9 @@ main: {
     jmp b2
   //SEG22 main::@2
   b2:
-  //SEG23 [9] (byte) main::i#1 ← -- (byte) main::i#2 [ main::i#1 main::s#4 ] ( main:2 [ main::i#1 main::s#4 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [9] (byte) main::i#1 ← -- (byte) main::i#2 [ main::i#1 main::s#4 ] ( main:2 [ main::i#1 main::s#4 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG24 [10] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 main::s#4 ] ( main:2 [ main::i#1 main::s#4 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [10] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 main::s#4 ] ( main:2 [ main::i#1 main::s#4 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b2
     jmp breturn
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/loopnest.log b/src/main/java/dk/camelot64/kickc/test/ref/loopnest.log
index 1ff756f43..e115888e1 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/loopnest.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/loopnest.log
@@ -876,7 +876,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -893,9 +893,9 @@ main: {
     jmp b3
   //SEG17 main::@3
   b3:
-  //SEG18 [7] (byte) main::i#1 ← -- (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG18 [7] (byte) main::i#1 ← -- (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG19 [8] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG19 [8] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b3
     jmp breturn
@@ -909,7 +909,7 @@ nest: {
     .label j = 3
   //SEG23 [11] phi from nest to nest::@1 [phi:nest->nest::@1]
   b1_from_nest:
-  //SEG24 [11] phi (byte) nest::j#2 = (byte/signed byte/word/signed word) 100 [phi:nest->nest::@1#0] -- zpby1=coby1 
+  //SEG24 [11] phi (byte) nest::j#2 = (byte/signed byte/word/signed word) 100 [phi:nest->nest::@1#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b1
@@ -919,12 +919,12 @@ nest: {
     jmp b1
   //SEG27 nest::@1
   b1:
-  //SEG28 [12] *((const byte*) SCREEN#0) ← (byte) nest::j#2 [ nest::j#2 ] ( main:2::nest:6 [ main::i#2 nest::j#2 ] ) -- _deref_cowo1=zpby1 
+  //SEG28 [12] *((const byte*) SCREEN#0) ← (byte) nest::j#2 [ nest::j#2 ] ( main:2::nest:6 [ main::i#2 nest::j#2 ] ) -- _deref_cowo1=vbuz1 
     lda j
     sta SCREEN
-  //SEG29 [13] (byte) nest::j#1 ← -- (byte) nest::j#2 [ nest::j#1 ] ( main:2::nest:6 [ main::i#2 nest::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG29 [13] (byte) nest::j#1 ← -- (byte) nest::j#2 [ nest::j#1 ] ( main:2::nest:6 [ main::i#2 nest::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG30 [14] if((byte) nest::j#1>(byte/signed byte/word/signed word) 0) goto nest::@1 [ nest::j#1 ] ( main:2::nest:6 [ main::i#2 nest::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG30 [14] if((byte) nest::j#1>(byte/signed byte/word/signed word) 0) goto nest::@1 [ nest::j#1 ] ( main:2::nest:6 [ main::i#2 nest::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b1_from_b1
     jmp breturn
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/loopnest2.log b/src/main/java/dk/camelot64/kickc/test/ref/loopnest2.log
index c8db7b303..3fd18d08c 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/loopnest2.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/loopnest2.log
@@ -1988,7 +1988,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2000,7 +2000,7 @@ main: {
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -2017,17 +2017,17 @@ main: {
     jmp b5
   //SEG22 main::@5
   b5:
-  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2_from_b5
     jmp b3
   //SEG25 main::@3
   b3:
-  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b3
     jmp breturn
@@ -2042,7 +2042,7 @@ nest1: {
     .label i = 4
   //SEG31 [14] phi from nest1 to nest1::@1 [phi:nest1->nest1::@1]
   b1_from_nest1:
-  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- zpby1=coby1 
+  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2054,7 +2054,7 @@ nest1: {
   b1:
   //SEG36 [15] phi from nest1::@1 to nest1::@2 [phi:nest1::@1->nest1::@2]
   b2_from_b1:
-  //SEG37 [15] phi (byte) nest1::j#2 = (byte/signed byte/word/signed word) 100 [phi:nest1::@1->nest1::@2#0] -- zpby1=coby1 
+  //SEG37 [15] phi (byte) nest1::j#2 = (byte/signed byte/word/signed word) 100 [phi:nest1::@1->nest1::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -2071,17 +2071,17 @@ nest1: {
     jmp b5
   //SEG43 nest1::@5
   b5:
-  //SEG44 [17] (byte) nest1::j#1 ← -- (byte) nest1::j#2 [ nest1::i#5 nest1::j#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#5 nest1::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG44 [17] (byte) nest1::j#1 ← -- (byte) nest1::j#2 [ nest1::i#5 nest1::j#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#5 nest1::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG45 [18] if((byte) nest1::j#1>(byte/signed byte/word/signed word) 0) goto nest1::@2 [ nest1::i#5 nest1::j#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#5 nest1::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG45 [18] if((byte) nest1::j#1>(byte/signed byte/word/signed word) 0) goto nest1::@2 [ nest1::i#5 nest1::j#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#5 nest1::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2_from_b5
     jmp b3
   //SEG46 nest1::@3
   b3:
-  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b3
     jmp breturn
@@ -2096,7 +2096,7 @@ nest2: {
     .label i = 6
   //SEG52 [23] phi from nest2 to nest2::@1 [phi:nest2->nest2::@1]
   b1_from_nest2:
-  //SEG53 [23] phi (byte) nest2::i#4 = (byte/signed byte/word/signed word) 100 [phi:nest2->nest2::@1#0] -- zpby1=coby1 
+  //SEG53 [23] phi (byte) nest2::i#4 = (byte/signed byte/word/signed word) 100 [phi:nest2->nest2::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2108,7 +2108,7 @@ nest2: {
   b1:
   //SEG57 [24] phi from nest2::@1 to nest2::@2 [phi:nest2::@1->nest2::@2]
   b2_from_b1:
-  //SEG58 [24] phi (byte) nest2::j#2 = (byte/signed byte/word/signed word) 100 [phi:nest2::@1->nest2::@2#0] -- zpby1=coby1 
+  //SEG58 [24] phi (byte) nest2::j#2 = (byte/signed byte/word/signed word) 100 [phi:nest2::@1->nest2::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -2118,20 +2118,20 @@ nest2: {
     jmp b2
   //SEG61 nest2::@2
   b2:
-  //SEG62 [25] *((const byte*) SCREEN#0) ← (byte) nest2::j#2 [ nest2::i#4 nest2::j#2 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#4 nest2::j#2 ] ) -- _deref_cowo1=zpby1 
+  //SEG62 [25] *((const byte*) SCREEN#0) ← (byte) nest2::j#2 [ nest2::i#4 nest2::j#2 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#4 nest2::j#2 ] ) -- _deref_cowo1=vbuz1 
     lda j
     sta SCREEN
-  //SEG63 [26] (byte) nest2::j#1 ← -- (byte) nest2::j#2 [ nest2::i#4 nest2::j#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#4 nest2::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG63 [26] (byte) nest2::j#1 ← -- (byte) nest2::j#2 [ nest2::i#4 nest2::j#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#4 nest2::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG64 [27] if((byte) nest2::j#1>(byte/signed byte/word/signed word) 0) goto nest2::@2 [ nest2::i#4 nest2::j#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#4 nest2::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG64 [27] if((byte) nest2::j#1>(byte/signed byte/word/signed word) 0) goto nest2::@2 [ nest2::i#4 nest2::j#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#4 nest2::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2_from_b2
     jmp b3
   //SEG65 nest2::@3
   b3:
-  //SEG66 [28] (byte) nest2::i#1 ← -- (byte) nest2::i#4 [ nest2::i#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG66 [28] (byte) nest2::i#1 ← -- (byte) nest2::i#4 [ nest2::i#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG67 [29] if((byte) nest2::i#1>(byte/signed byte/word/signed word) 0) goto nest2::@1 [ nest2::i#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG67 [29] if((byte) nest2::i#1>(byte/signed byte/word/signed word) 0) goto nest2::@1 [ nest2::i#1 ] ( main:2::nest1:7::nest2:16 [ main::i#5 main::j#2 nest1::i#5 nest1::j#2 nest2::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b3
     jmp breturn
@@ -2209,7 +2209,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2220,7 +2220,7 @@ main: {
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -2235,16 +2235,16 @@ main: {
     jsr nest1
   //SEG22 main::@5
   b5:
-  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2_from_b5
   //SEG25 main::@3
   b3:
-  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b3
   //SEG28 main::@return
@@ -2257,7 +2257,7 @@ nest1: {
     .label i = 4
   //SEG31 [14] phi from nest1 to nest1::@1 [phi:nest1->nest1::@1]
   b1_from_nest1:
-  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- zpby1=coby1 
+  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2290,9 +2290,9 @@ nest1: {
     bne b2_from_b5
   //SEG46 nest1::@3
   b3:
-  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1_from_b3
   //SEG49 nest1::@return
@@ -2387,7 +2387,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2396,7 +2396,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -2409,16 +2409,16 @@ main: {
     jsr nest1
   //SEG22 main::@5
   b5:
-  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2
   //SEG25 main::@3
   b3:
-  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG28 main::@return
@@ -2431,7 +2431,7 @@ nest1: {
     .label i = 4
   //SEG31 [14] phi from nest1 to nest1::@1 [phi:nest1->nest1::@1]
   b1_from_nest1:
-  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- zpby1=coby1 
+  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2460,9 +2460,9 @@ nest1: {
     bne b2
   //SEG46 nest1::@3
   b3:
-  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG49 nest1::@return
@@ -2543,7 +2543,7 @@ main: {
     .label j = 3
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2552,7 +2552,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
     jmp b2
@@ -2564,15 +2564,15 @@ main: {
   //SEG21 [13] phi from main::@2 to nest1 [phi:main::@2->nest1]
     jsr nest1
   //SEG22 main::@5
-  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2
   //SEG25 main::@3
-  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG28 main::@return
@@ -2583,7 +2583,7 @@ main: {
 nest1: {
     .label i = 4
   //SEG31 [14] phi from nest1 to nest1::@1 [phi:nest1->nest1::@1]
-  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- zpby1=coby1 
+  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
@@ -2610,9 +2610,9 @@ nest1: {
     cmp #0
     bne b2
   //SEG46 nest1::@3
-  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG49 nest1::@return
@@ -2682,7 +2682,7 @@ main: {
     .label j = 3
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
   //SEG12 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
@@ -2690,7 +2690,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
   //SEG17 [6] phi from main::@5 to main::@2 [phi:main::@5->main::@2]
@@ -2701,15 +2701,15 @@ main: {
   //SEG21 [13] phi from main::@2 to nest1 [phi:main::@2->nest1]
     jsr nest1
   //SEG22 main::@5
-  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2
   //SEG25 main::@3
-  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG28 main::@return
@@ -2720,7 +2720,7 @@ main: {
 nest1: {
     .label i = 4
   //SEG31 [14] phi from nest1 to nest1::@1 [phi:nest1->nest1::@1]
-  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- zpby1=coby1 
+  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
   //SEG33 [14] phi from nest1::@3 to nest1::@1 [phi:nest1::@3->nest1::@1]
@@ -2745,9 +2745,9 @@ nest1: {
     cmp #0
     bne b2
   //SEG46 nest1::@3
-  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG49 nest1::@return
@@ -2857,7 +2857,7 @@ main: {
     .label j = 3
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#5 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
   //SEG12 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
@@ -2865,7 +2865,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 100 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #$64
     sta j
   //SEG17 [6] phi from main::@5 to main::@2 [phi:main::@5->main::@2]
@@ -2876,15 +2876,15 @@ main: {
   //SEG21 [13] phi from main::@2 to nest1 [phi:main::@2->nest1]
     jsr nest1
   //SEG22 main::@5
-  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG23 [8] (byte) main::j#1 ← -- (byte) main::j#2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1=_dec_vbuz1 
     dec j
-  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG24 [9] if((byte) main::j#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::i#5 main::j#1 ] ( main:2 [ main::i#5 main::j#1 ] ) -- vbuz1_gt_0_then_la1 
     lda j
     bne b2
   //SEG25 main::@3
-  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [10] (byte) main::i#1 ← -- (byte) main::i#5 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG27 [11] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG28 main::@return
@@ -2895,7 +2895,7 @@ main: {
 nest1: {
     .label i = 4
   //SEG31 [14] phi from nest1 to nest1::@1 [phi:nest1->nest1::@1]
-  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- zpby1=coby1 
+  //SEG32 [14] phi (byte) nest1::i#5 = (byte/signed byte/word/signed word) 100 [phi:nest1->nest1::@1#0] -- vbuz1=coby1 
     lda #$64
     sta i
   //SEG33 [14] phi from nest1::@3 to nest1::@1 [phi:nest1::@3->nest1::@1]
@@ -2920,9 +2920,9 @@ nest1: {
     cmp #0
     bne b2
   //SEG46 nest1::@3
-  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG47 [19] (byte) nest1::i#1 ← -- (byte) nest1::i#5 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG48 [20] if((byte) nest1::i#1>(byte/signed byte/word/signed word) 0) goto nest1::@1 [ nest1::i#1 ] ( main:2::nest1:7 [ main::i#5 main::j#2 nest1::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b1
   //SEG49 nest1::@return
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/loopsplit.log b/src/main/java/dk/camelot64/kickc/test/ref/loopsplit.log
index 1f92d5c96..a6d89a136 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/loopsplit.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/loopsplit.log
@@ -750,18 +750,18 @@ main: {
     .label s = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::s#3 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::s#3 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta s
-  //SEG12 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#1] -- zpby1=coby1 
+  //SEG12 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 100 [phi:main->main::@1#1] -- vbuz1=coby1 
     lda #$64
     sta i
     jmp b1
   //SEG13 main::@1
   b1:
-  //SEG14 [6] (byte) main::i#1 ← -- (byte) main::i#2 [ main::s#3 main::i#1 ] ( main:2 [ main::s#3 main::i#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG14 [6] (byte) main::i#1 ← -- (byte) main::i#2 [ main::s#3 main::i#1 ] ( main:2 [ main::s#3 main::i#1 ] ) -- vbuz1=_dec_vbuz1 
     dec i
-  //SEG15 [7] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::s#3 main::i#1 ] ( main:2 [ main::s#3 main::i#1 ] ) -- zpby1_gt_0_then_la1 
+  //SEG15 [7] if((byte) main::i#1>(byte/signed byte/word/signed word) 0) goto main::@2 [ main::s#3 main::i#1 ] ( main:2 [ main::s#3 main::i#1 ] ) -- vbuz1_gt_0_then_la1 
     lda i
     bne b2
     jmp breturn
@@ -771,7 +771,7 @@ main: {
     rts
   //SEG18 main::@2
   b2:
-  //SEG19 [9] if((byte) main::i#1<=(byte/signed byte/word/signed word) 50) goto main::@4 [ main::s#3 main::i#1 ] ( main:2 [ main::s#3 main::i#1 ] ) -- zpby1_le_coby1_then_la1 
+  //SEG19 [9] if((byte) main::i#1<=(byte/signed byte/word/signed word) 50) goto main::@4 [ main::s#3 main::i#1 ] ( main:2 [ main::s#3 main::i#1 ] ) -- vbuz1_le_coby1_then_la1 
     lda i
     cmp #$32
     bcc b4
@@ -779,7 +779,7 @@ main: {
     jmp b8
   //SEG20 main::@8
   b8:
-  //SEG21 [10] (byte) main::s#2 ← ++ (byte) main::s#3 [ main::i#1 main::s#2 ] ( main:2 [ main::i#1 main::s#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG21 [10] (byte) main::s#2 ← ++ (byte) main::s#3 [ main::i#1 main::s#2 ] ( main:2 [ main::i#1 main::s#2 ] ) -- vbuz1=_inc_vbuz1 
     inc s
   //SEG22 [5] phi from main::@4 main::@8 to main::@1 [phi:main::@4/main::@8->main::@1]
   b1_from_b4:
@@ -789,7 +789,7 @@ main: {
     jmp b1
   //SEG25 main::@4
   b4:
-  //SEG26 [11] (byte) main::s#1 ← -- (byte) main::s#3 [ main::i#1 main::s#1 ] ( main:2 [ main::i#1 main::s#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG26 [11] (byte) main::s#1 ← -- (byte) main::s#3 [ main::i#1 main::s#1 ] ( main:2 [ main::i#1 main::s#1 ] ) -- vbuz1=_dec_vbuz1 
     dec s
     jmp b1_from_b4
 }
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/modglobal.log b/src/main/java/dk/camelot64/kickc/test/ref/modglobal.log
index 70e980fef..37dbe99cf 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/modglobal.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/modglobal.log
@@ -1156,29 +1156,29 @@ main: {
   //SEG10 [5] call inccnt param-assignment [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] )
   //SEG11 [15] phi from main to inccnt [phi:main->inccnt]
   inccnt_from_main:
-  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- zpby1=coby1 
+  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- vbuz1=coby1 
     lda #0
     sta cnt3
-  //SEG13 [15] phi (byte) cnt2#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#1] -- zpby1=coby1 
+  //SEG13 [15] phi (byte) cnt2#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#1] -- vbuz1=coby1 
     lda #0
     sta cnt2
-  //SEG14 [15] phi (byte) cnt#11 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#2] -- zpby1=coby1 
+  //SEG14 [15] phi (byte) cnt#11 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#2] -- vbuz1=coby1 
     lda #0
     sta cnt
     jsr inccnt
-  //SEG15 [6] (byte) inccnt::return#0 ← (byte) inccnt::return#2 [ inccnt::return#0 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#0 cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=zpby2 
+  //SEG15 [6] (byte) inccnt::return#0 ← (byte) inccnt::return#2 [ inccnt::return#0 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#0 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=vbuz2 
     lda inccnt.return_2
     sta inccnt.return
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [7] (byte~) main::$0 ← (byte) inccnt::return#0 [ main::$0 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ main::$0 cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=zpby2 
+  //SEG17 [7] (byte~) main::$0 ← (byte) inccnt::return#0 [ main::$0 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ main::$0 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=vbuz2 
     lda inccnt.return
     sta _0
-  //SEG18 [8] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 0) ← (byte~) main::$0 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ cnt#12 cnt2#11 cnt3#11 ] ) -- _deref_cowo1=zpby1 
+  //SEG18 [8] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 0) ← (byte~) main::$0 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ cnt#12 cnt2#11 cnt3#11 ] ) -- _deref_cowo1=vbuz1 
     lda _0
     sta SCREEN+0
-  //SEG19 [9] (byte) cnt#2 ← ++ (byte) cnt#12 [ cnt#2 cnt2#11 cnt3#11 ] ( main:2 [ cnt#2 cnt2#11 cnt3#11 ] ) -- zpby1=_inc_zpby2 
+  //SEG19 [9] (byte) cnt#2 ← ++ (byte) cnt#12 [ cnt#2 cnt2#11 cnt3#11 ] ( main:2 [ cnt#2 cnt2#11 cnt3#11 ] ) -- vbuz1=_inc_vbuz2 
     lda cnt_12
     sta cnt
     inc cnt
@@ -1189,16 +1189,16 @@ main: {
   //SEG23 [15] phi (byte) cnt2#10 = (byte) cnt2#11 [phi:main::@1->inccnt#1] -- register_copy 
   //SEG24 [15] phi (byte) cnt#11 = (byte) cnt#2 [phi:main::@1->inccnt#2] -- register_copy 
     jsr inccnt
-  //SEG25 [11] (byte) inccnt::return#1 ← (byte) inccnt::return#2 [ inccnt::return#1 ] ( main:2 [ inccnt::return#1 ] ) -- zpby1=zpby2 
+  //SEG25 [11] (byte) inccnt::return#1 ← (byte) inccnt::return#2 [ inccnt::return#1 ] ( main:2 [ inccnt::return#1 ] ) -- vbuz1=vbuz2 
     lda inccnt.return_2
     sta inccnt.return_1
     jmp b2
   //SEG26 main::@2
   b2:
-  //SEG27 [12] (byte~) main::$1 ← (byte) inccnt::return#1 [ main::$1 ] ( main:2 [ main::$1 ] ) -- zpby1=zpby2 
+  //SEG27 [12] (byte~) main::$1 ← (byte) inccnt::return#1 [ main::$1 ] ( main:2 [ main::$1 ] ) -- vbuz1=vbuz2 
     lda inccnt.return_1
     sta _1
-  //SEG28 [13] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 1) ← (byte~) main::$1 [ ] ( main:2 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG28 [13] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 1) ← (byte~) main::$1 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuz1 
     lda _1
     sta SCREEN+1
     jmp breturn
@@ -1212,15 +1212,15 @@ inccnt: {
     .label return = 5
     .label return_1 = 7
     .label return_2 = $a
-  //SEG32 [16] (byte) cnt#12 ← ++ (byte) cnt#11 [ cnt#12 cnt2#10 cnt3#10 ] ( main:2::inccnt:5 [ cnt#12 cnt2#10 cnt3#10 ] main:2::inccnt:10 [ cnt#12 cnt2#10 cnt3#10 ] ) -- zpby1=_inc_zpby2 
+  //SEG32 [16] (byte) cnt#12 ← ++ (byte) cnt#11 [ cnt#12 cnt2#10 cnt3#10 ] ( main:2::inccnt:5 [ cnt#12 cnt2#10 cnt3#10 ] main:2::inccnt:10 [ cnt#12 cnt2#10 cnt3#10 ] ) -- vbuz1=_inc_vbuz2 
     lda cnt
     sta cnt_12
     inc cnt_12
-  //SEG33 [17] (byte) cnt2#11 ← ++ (byte) cnt2#10 [ cnt#12 cnt3#10 cnt2#11 ] ( main:2::inccnt:5 [ cnt#12 cnt3#10 cnt2#11 ] main:2::inccnt:10 [ cnt#12 cnt3#10 cnt2#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG33 [17] (byte) cnt2#11 ← ++ (byte) cnt2#10 [ cnt#12 cnt3#10 cnt2#11 ] ( main:2::inccnt:5 [ cnt#12 cnt3#10 cnt2#11 ] main:2::inccnt:10 [ cnt#12 cnt3#10 cnt2#11 ] ) -- vbuz1=_inc_vbuz1 
     inc cnt2
-  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=_inc_vbuz1 
     inc cnt3
-  //SEG35 [19] (byte) inccnt::return#2 ← (byte) cnt#12 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=zpby2 
+  //SEG35 [19] (byte) inccnt::return#2 ← (byte) cnt#12 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=vbuz2 
     lda cnt_12
     sta return_2
     jmp breturn
@@ -1286,7 +1286,7 @@ main: {
   //SEG10 [5] call inccnt param-assignment [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] )
   //SEG11 [15] phi from main to inccnt [phi:main->inccnt]
   inccnt_from_main:
-  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- zpby1=coby1 
+  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- vbuz1=coby1 
     lda #0
     sta cnt3
   //SEG13 [15] phi (byte) cnt2#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#1] -- vbuyy=coby1 
@@ -1330,7 +1330,7 @@ inccnt: {
     inx
   //SEG33 [17] (byte) cnt2#11 ← ++ (byte) cnt2#10 [ cnt#12 cnt3#10 cnt2#11 ] ( main:2::inccnt:5 [ cnt#12 cnt3#10 cnt2#11 ] main:2::inccnt:10 [ cnt#12 cnt3#10 cnt2#11 ] ) -- vbuyy=_inc_vbuyy 
     iny
-  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=_inc_vbuz1 
     inc cnt3
   //SEG35 [19] (byte) inccnt::return#2 ← (byte) cnt#12 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuaa=vbuxx 
     txa
@@ -1370,7 +1370,7 @@ main: {
   //SEG10 [5] call inccnt param-assignment [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] )
   //SEG11 [15] phi from main to inccnt [phi:main->inccnt]
   inccnt_from_main:
-  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- zpby1=coby1 
+  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- vbuz1=coby1 
     lda #0
     sta cnt3
   //SEG13 [15] phi (byte) cnt2#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#1] -- vbuyy=coby1 
@@ -1414,7 +1414,7 @@ inccnt: {
     inx
   //SEG33 [17] (byte) cnt2#11 ← ++ (byte) cnt2#10 [ cnt#12 cnt3#10 cnt2#11 ] ( main:2::inccnt:5 [ cnt#12 cnt3#10 cnt2#11 ] main:2::inccnt:10 [ cnt#12 cnt3#10 cnt2#11 ] ) -- vbuyy=_inc_vbuyy 
     iny
-  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=_inc_vbuz1 
     inc cnt3
   //SEG35 [19] (byte) inccnt::return#2 ← (byte) cnt#12 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuaa=vbuxx 
     txa
@@ -1453,7 +1453,7 @@ ASSEMBLER
 main: {
   //SEG10 [5] call inccnt param-assignment [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] )
   //SEG11 [15] phi from main to inccnt [phi:main->inccnt]
-  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- zpby1=coby1 
+  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- vbuz1=coby1 
     lda #0
     sta cnt3
   //SEG13 [15] phi (byte) cnt2#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#1] -- vbuyy=coby1 
@@ -1493,7 +1493,7 @@ inccnt: {
     inx
   //SEG33 [17] (byte) cnt2#11 ← ++ (byte) cnt2#10 [ cnt#12 cnt3#10 cnt2#11 ] ( main:2::inccnt:5 [ cnt#12 cnt3#10 cnt2#11 ] main:2::inccnt:10 [ cnt#12 cnt3#10 cnt2#11 ] ) -- vbuyy=_inc_vbuyy 
     iny
-  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=_inc_vbuz1 
     inc cnt3
   //SEG35 [19] (byte) inccnt::return#2 ← (byte) cnt#12 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuaa=vbuxx 
     txa
@@ -1561,7 +1561,7 @@ FINAL CODE
 main: {
   //SEG10 [5] call inccnt param-assignment [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] )
   //SEG11 [15] phi from main to inccnt [phi:main->inccnt]
-  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- zpby1=coby1 
+  //SEG12 [15] phi (byte) cnt3#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- vbuz1=coby1 
     lda #0
     sta cnt3
   //SEG13 [15] phi (byte) cnt2#10 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#1] -- vbuyy=coby1 
@@ -1601,7 +1601,7 @@ inccnt: {
     inx
   //SEG33 [17] (byte) cnt2#11 ← ++ (byte) cnt2#10 [ cnt#12 cnt3#10 cnt2#11 ] ( main:2::inccnt:5 [ cnt#12 cnt3#10 cnt2#11 ] main:2::inccnt:10 [ cnt#12 cnt3#10 cnt2#11 ] ) -- vbuyy=_inc_vbuyy 
     iny
-  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG34 [18] (byte) cnt3#11 ← ++ (byte) cnt3#10 [ cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ cnt#12 cnt2#11 cnt3#11 ] ) -- vbuz1=_inc_vbuz1 
     inc cnt3
   //SEG35 [19] (byte) inccnt::return#2 ← (byte) cnt#12 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ( main:2::inccnt:5 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] main:2::inccnt:10 [ inccnt::return#2 cnt#12 cnt2#11 cnt3#11 ] ) -- vbuaa=vbuxx 
     txa
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.log b/src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.log
index ea60b4038..e94ecbffb 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.log
@@ -774,17 +774,17 @@ main: {
   //SEG10 [5] call inccnt param-assignment [ cnt#13 ] ( main:2 [ cnt#13 ] )
   //SEG11 [12] phi from main to inccnt [phi:main->inccnt]
   inccnt_from_main:
-  //SEG12 [12] phi (byte) cnt#12 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- zpby1=coby1 
+  //SEG12 [12] phi (byte) cnt#12 = (byte/signed byte/word/signed word) 0 [phi:main->inccnt#0] -- vbuz1=coby1 
     lda #0
     sta cnt
     jsr inccnt
     jmp b1
   //SEG13 main::@1
   b1:
-  //SEG14 [6] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 0) ← (byte) cnt#13 [ cnt#13 ] ( main:2 [ cnt#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG14 [6] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 0) ← (byte) cnt#13 [ cnt#13 ] ( main:2 [ cnt#13 ] ) -- _deref_cowo1=vbuz1 
     lda cnt_13
     sta SCREEN+0
-  //SEG15 [7] (byte) cnt#2 ← ++ (byte) cnt#13 [ cnt#2 ] ( main:2 [ cnt#2 ] ) -- zpby1=_inc_zpby2 
+  //SEG15 [7] (byte) cnt#2 ← ++ (byte) cnt#13 [ cnt#2 ] ( main:2 [ cnt#2 ] ) -- vbuz1=_inc_vbuz2 
     lda cnt_13
     sta cnt
     inc cnt
@@ -796,11 +796,11 @@ main: {
     jmp b2
   //SEG19 main::@2
   b2:
-  //SEG20 [9] (byte) cnt#11 ← ++ (byte) cnt#13 [ cnt#11 ] ( main:2 [ cnt#11 ] ) -- zpby1=_inc_zpby2 
+  //SEG20 [9] (byte) cnt#11 ← ++ (byte) cnt#13 [ cnt#11 ] ( main:2 [ cnt#11 ] ) -- vbuz1=_inc_vbuz2 
     lda cnt_13
     sta cnt_11
     inc cnt_11
-  //SEG21 [10] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 1) ← (byte) cnt#11 [ ] ( main:2 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG21 [10] *((const byte[256]) SCREEN#0+(byte/signed byte/word/signed word) 1) ← (byte) cnt#11 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuz1 
     lda cnt_11
     sta SCREEN+1
     jmp breturn
@@ -811,7 +811,7 @@ main: {
 }
 //SEG24 inccnt
 inccnt: {
-  //SEG25 [13] (byte) cnt#13 ← ++ (byte) cnt#12 [ cnt#13 ] ( main:2::inccnt:5 [ cnt#13 ] main:2::inccnt:8 [ cnt#13 ] ) -- zpby1=_inc_zpby2 
+  //SEG25 [13] (byte) cnt#13 ← ++ (byte) cnt#12 [ cnt#13 ] ( main:2::inccnt:5 [ cnt#13 ] main:2::inccnt:8 [ cnt#13 ] ) -- vbuz1=_inc_vbuz2 
     lda cnt
     sta cnt_13
     inc cnt_13
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation-2.log b/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation-2.log
index 2ed1b7cb2..5045310cb 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation-2.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation-2.log
@@ -1444,7 +1444,7 @@ main: {
     .label j = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1454,7 +1454,7 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte) line::l#0 ← (byte) main::i#2 [ main::i#2 line::l#0 ] ( main:2 [ main::i#2 line::l#0 ] ) -- zpby1=zpby2 
+  //SEG15 [6] (byte) line::l#0 ← (byte) main::i#2 [ main::i#2 line::l#0 ] ( main:2 [ main::i#2 line::l#0 ] ) -- vbuz1=vbuz2 
     lda i
     sta line.l
   //SEG16 [7] call line param-assignment [ main::i#2 ] ( main:2 [ main::i#2 ] )
@@ -1465,15 +1465,15 @@ main: {
     jmp b5
   //SEG19 main::@5
   b5:
-  //SEG20 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG20 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG21 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 9) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG21 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 9) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #9
     bne b1_from_b5
   //SEG22 [10] phi from main::@5 to main::@2 [phi:main::@5->main::@2]
   b2_from_b5:
-  //SEG23 [10] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 10 [phi:main::@5->main::@2#0] -- zpby1=coby1 
+  //SEG23 [10] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 10 [phi:main::@5->main::@2#0] -- vbuz1=coby1 
     lda #$a
     sta j
     jmp b2
@@ -1483,7 +1483,7 @@ main: {
     jmp b2
   //SEG26 main::@2
   b2:
-  //SEG27 [11] (byte) line::l#1 ← (byte) main::j#2 [ main::j#2 line::l#1 ] ( main:2 [ main::j#2 line::l#1 ] ) -- zpby1=zpby2 
+  //SEG27 [11] (byte) line::l#1 ← (byte) main::j#2 [ main::j#2 line::l#1 ] ( main:2 [ main::j#2 line::l#1 ] ) -- vbuz1=vbuz2 
     lda j
     sta line.l
   //SEG28 [12] call line param-assignment [ main::j#2 ] ( main:2 [ main::j#2 ] )
@@ -1494,9 +1494,9 @@ main: {
     jmp b6
   //SEG31 main::@6
   b6:
-  //SEG32 [13] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [13] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG33 [14] if((byte) main::j#1!=(byte/signed byte/word/signed word) 19) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [14] if((byte) main::j#1!=(byte/signed byte/word/signed word) 19) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$13
     bne b2_from_b6
@@ -1510,7 +1510,7 @@ main: {
 line: {
     .label _1 = 6
     .label l = 4
-  //SEG37 [17] (byte) plot::x#0 ← (byte) line::l#2 [ line::l#2 plot::x#0 ] ( main:2::line:7 [ main::i#2 line::l#2 plot::x#0 ] main:2::line:12 [ main::j#2 line::l#2 plot::x#0 ] ) -- zpby1=zpby2 
+  //SEG37 [17] (byte) plot::x#0 ← (byte) line::l#2 [ line::l#2 plot::x#0 ] ( main:2::line:7 [ main::i#2 line::l#2 plot::x#0 ] main:2::line:12 [ main::j#2 line::l#2 plot::x#0 ] ) -- vbuz1=vbuz2 
     lda l
     sta plot.x
   //SEG38 [18] call plot param-assignment [ line::l#2 ] ( main:2::line:7 [ main::i#2 line::l#2 ] main:2::line:12 [ main::j#2 line::l#2 ] )
@@ -1521,12 +1521,12 @@ line: {
     jmp b1
   //SEG41 line::@1
   b1:
-  //SEG42 [19] (byte~) line::$1 ← (byte) line::l#2 + (byte/signed byte/word/signed word) 20 [ line::$1 ] ( main:2::line:7 [ main::i#2 line::$1 ] main:2::line:12 [ main::j#2 line::$1 ] ) -- zpby1=zpby2_plus_coby1 
+  //SEG42 [19] (byte~) line::$1 ← (byte) line::l#2 + (byte/signed byte/word/signed word) 20 [ line::$1 ] ( main:2::line:7 [ main::i#2 line::$1 ] main:2::line:12 [ main::j#2 line::$1 ] ) -- vbuz1=vbuz2_plus_coby1 
     lda l
     clc
     adc #$14
     sta _1
-  //SEG43 [20] (byte) plot::x#1 ← (byte~) line::$1 [ plot::x#1 ] ( main:2::line:7 [ main::i#2 plot::x#1 ] main:2::line:12 [ main::j#2 plot::x#1 ] ) -- zpby1=zpby2 
+  //SEG43 [20] (byte) plot::x#1 ← (byte~) line::$1 [ plot::x#1 ] ( main:2::line:7 [ main::i#2 plot::x#1 ] main:2::line:12 [ main::j#2 plot::x#1 ] ) -- vbuz1=vbuz2 
     lda _1
     sta plot.x
   //SEG44 [21] call plot param-assignment [ ] ( main:2::line:7 [ main::i#2 ] main:2::line:12 [ main::j#2 ] )
@@ -1543,7 +1543,7 @@ line: {
 //SEG49 plot
 plot: {
     .label x = 5
-  //SEG50 [24] *((const byte*) SCREEN#0 + (byte) plot::x#2) ← (byte) '*' [ ] ( main:2::line:7::plot:18 [ main::i#2 line::l#2 ] main:2::line:12::plot:18 [ main::j#2 line::l#2 ] main:2::line:7::plot:21 [ main::i#2 ] main:2::line:12::plot:21 [ main::j#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG50 [24] *((const byte*) SCREEN#0 + (byte) plot::x#2) ← (byte) '*' [ ] ( main:2::line:7::plot:18 [ main::i#2 line::l#2 ] main:2::line:12::plot:18 [ main::j#2 line::l#2 ] main:2::line:7::plot:21 [ main::i#2 ] main:2::line:12::plot:21 [ main::j#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #'*'
     ldx x
     sta SCREEN,x
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation.log b/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation.log
index 5edbe6c68..befefecbb 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/overlap-allocation.log
@@ -1403,7 +1403,7 @@ main: {
     .label k = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1413,7 +1413,7 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte) plot::x#0 ← (byte) main::i#2 [ main::i#2 plot::x#0 ] ( main:2 [ main::i#2 plot::x#0 ] ) -- zpby1=zpby2 
+  //SEG15 [6] (byte) plot::x#0 ← (byte) main::i#2 [ main::i#2 plot::x#0 ] ( main:2 [ main::i#2 plot::x#0 ] ) -- vbuz1=vbuz2 
     lda i
     sta plot.x
   //SEG16 [7] call plot param-assignment [ main::i#2 ] ( main:2 [ main::i#2 ] )
@@ -1424,15 +1424,15 @@ main: {
     jmp b7
   //SEG19 main::@7
   b7:
-  //SEG20 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG20 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG21 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG21 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b1_from_b7
   //SEG22 [10] phi from main::@7 to main::@2 [phi:main::@7->main::@2]
   b2_from_b7:
-  //SEG23 [10] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main::@7->main::@2#0] -- zpby1=coby1 
+  //SEG23 [10] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main::@7->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b2
@@ -1442,7 +1442,7 @@ main: {
     jmp b2
   //SEG26 main::@2
   b2:
-  //SEG27 [11] (byte) plot::x#1 ← (byte) main::j#2 [ main::j#2 plot::x#1 ] ( main:2 [ main::j#2 plot::x#1 ] ) -- zpby1=zpby2 
+  //SEG27 [11] (byte) plot::x#1 ← (byte) main::j#2 [ main::j#2 plot::x#1 ] ( main:2 [ main::j#2 plot::x#1 ] ) -- vbuz1=vbuz2 
     lda j
     sta plot.x
   //SEG28 [12] call plot param-assignment [ main::j#2 ] ( main:2 [ main::j#2 ] )
@@ -1453,15 +1453,15 @@ main: {
     jmp b8
   //SEG31 main::@8
   b8:
-  //SEG32 [13] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [13] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG33 [14] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [14] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b2_from_b8
   //SEG34 [15] phi from main::@8 to main::@3 [phi:main::@8->main::@3]
   b3_from_b8:
-  //SEG35 [15] phi (byte) main::k#2 = (byte/signed byte/word/signed word) 0 [phi:main::@8->main::@3#0] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) main::k#2 = (byte/signed byte/word/signed word) 0 [phi:main::@8->main::@3#0] -- vbuz1=coby1 
     lda #0
     sta k
     jmp b3
@@ -1471,7 +1471,7 @@ main: {
     jmp b3
   //SEG38 main::@3
   b3:
-  //SEG39 [16] (byte) plot::x#2 ← (byte) main::k#2 [ main::k#2 plot::x#2 ] ( main:2 [ main::k#2 plot::x#2 ] ) -- zpby1=zpby2 
+  //SEG39 [16] (byte) plot::x#2 ← (byte) main::k#2 [ main::k#2 plot::x#2 ] ( main:2 [ main::k#2 plot::x#2 ] ) -- vbuz1=vbuz2 
     lda k
     sta plot.x
   //SEG40 [17] call plot param-assignment [ main::k#2 ] ( main:2 [ main::k#2 ] )
@@ -1482,9 +1482,9 @@ main: {
     jmp b9
   //SEG43 main::@9
   b9:
-  //SEG44 [18] (byte) main::k#1 ← ++ (byte) main::k#2 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG44 [18] (byte) main::k#1 ← ++ (byte) main::k#2 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- vbuz1=_inc_vbuz1 
     inc k
-  //SEG45 [19] if((byte) main::k#1!=(byte/signed byte/word/signed word) 11) goto main::@3 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG45 [19] if((byte) main::k#1!=(byte/signed byte/word/signed word) 11) goto main::@3 [ main::k#1 ] ( main:2 [ main::k#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda k
     cmp #$b
     bne b3_from_b9
@@ -1497,7 +1497,7 @@ main: {
 //SEG48 plot
 plot: {
     .label x = 5
-  //SEG49 [22] *((const byte*) SCREEN#0 + (byte) plot::x#3) ← (byte) '*' [ ] ( main:2::plot:7 [ main::i#2 ] main:2::plot:12 [ main::j#2 ] main:2::plot:17 [ main::k#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG49 [22] *((const byte*) SCREEN#0 + (byte) plot::x#3) ← (byte) '*' [ ] ( main:2::plot:7 [ main::i#2 ] main:2::plot:12 [ main::j#2 ] main:2::plot:17 [ main::k#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #'*'
     ldx x
     sta SCREEN,x
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/print-problem.log b/src/main/java/dk/camelot64/kickc/test/ref/print-problem.log
index 6dba575a6..45289206d 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/print-problem.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/print-problem.log
@@ -900,14 +900,14 @@ main: {
   //SEG10 [5] call ln param-assignment [ ln::$0 ] ( main:2 [ ln::$0 ] )
   //SEG11 [11] phi from main to ln [phi:main->ln]
   ln_from_main:
-  //SEG12 [11] phi (byte) line#12 = (byte/signed byte/word/signed word) 64 [phi:main->ln#0] -- zpby1=coby1 
+  //SEG12 [11] phi (byte) line#12 = (byte/signed byte/word/signed word) 64 [phi:main->ln#0] -- vbuz1=coby1 
     lda #$40
     sta line
     jsr ln
     jmp b1
   //SEG13 main::@1
   b1:
-  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_zpby2 
+  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuz2 
     lda ln._0
     sta char
     inc char
@@ -919,7 +919,7 @@ main: {
     jmp b2
   //SEG18 main::@2
   b2:
-  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_zpby2 
+  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuz2 
     lda ln._0
     sta char_4
     inc char_4
@@ -937,7 +937,7 @@ main: {
 //SEG25 ln
 ln: {
     .label _0 = 2
-  //SEG26 [12] (byte~) ln::$0 ← (byte) line#12 + (byte/signed byte/word/signed word) 2 [ ln::$0 ] ( main:2::ln:5 [ ln::$0 ] main:2::ln:7 [ ln::$0 ] main:2::ln:9 [ ln::$0 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG26 [12] (byte~) ln::$0 ← (byte) line#12 + (byte/signed byte/word/signed word) 2 [ ln::$0 ] ( main:2::ln:5 [ ln::$0 ] main:2::ln:7 [ ln::$0 ] main:2::ln:9 [ ln::$0 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda _0
     clc
     adc #2
@@ -1007,7 +1007,7 @@ main: {
     jsr ln
   //SEG13 main::@1
   b1:
-  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG15 [7] call ln param-assignment [ ln::$0 ] ( main:2 [ ln::$0 ] )
@@ -1017,7 +1017,7 @@ main: {
     jsr ln
   //SEG18 main::@2
   b2:
-  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG20 [9] call ln param-assignment [ ] ( main:2 [ ] )
@@ -1073,7 +1073,7 @@ main: {
     jsr ln
   //SEG13 main::@1
   b1:
-  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG15 [7] call ln param-assignment [ ln::$0 ] ( main:2 [ ln::$0 ] )
@@ -1083,7 +1083,7 @@ main: {
     jsr ln
   //SEG18 main::@2
   b2:
-  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG20 [9] call ln param-assignment [ ] ( main:2 [ ] )
@@ -1140,7 +1140,7 @@ main: {
     lda #$40
     jsr ln
   //SEG13 main::@1
-  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG15 [7] call ln param-assignment [ ln::$0 ] ( main:2 [ ln::$0 ] )
@@ -1148,7 +1148,7 @@ main: {
   //SEG17 [11] phi (byte) line#12 = (byte~) ln::$0 [phi:main::@1->ln#0] -- register_copy 
     jsr ln
   //SEG18 main::@2
-  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG20 [9] call ln param-assignment [ ] ( main:2 [ ] )
@@ -1212,7 +1212,7 @@ main: {
     lda #$40
     jsr ln
   //SEG13 main::@1
-  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG14 [6] (byte) char#2 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG15 [7] call ln param-assignment [ ln::$0 ] ( main:2 [ ln::$0 ] )
@@ -1220,7 +1220,7 @@ main: {
   //SEG17 [11] phi (byte) line#12 = (byte~) ln::$0 [phi:main::@1->ln#0] -- register_copy 
     jsr ln
   //SEG18 main::@2
-  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- zpby1=_inc_vbuaa 
+  //SEG19 [8] (byte) char#4 ← ++ (byte~) ln::$0 [ ln::$0 ] ( main:2 [ ln::$0 ] ) -- vbuz1=_inc_vbuaa 
     sta char
     inc char
   //SEG20 [9] call ln param-assignment [ ] ( main:2 [ ] )
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/ptr-complex.log b/src/main/java/dk/camelot64/kickc/test/ref/ptr-complex.log
index 32f59a45a..2f182932a 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/ptr-complex.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/ptr-complex.log
@@ -1225,7 +1225,7 @@ main: {
     .label j = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1235,7 +1235,7 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte*~) main::$2 ← (const byte*) main::screen#0+(byte/signed byte/word/signed word) 40 + (byte) main::i#2 [ main::i#2 main::$2 ] ( main:2 [ main::i#2 main::$2 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG15 [6] (byte*~) main::$2 ← (const byte*) main::screen#0+(byte/signed byte/word/signed word) 40 + (byte) main::i#2 [ main::i#2 main::$2 ] ( main:2 [ main::i#2 main::$2 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<screen+$28
     clc
     adc i
@@ -1243,14 +1243,14 @@ main: {
     lda #>screen+$28
     adc #0
     sta _2+1
-  //SEG16 [7] *((const byte*) main::screen#0 + (byte) main::i#2) ← *((byte*~) main::$2) [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=_deref_zpptrby1 
+  //SEG16 [7] *((const byte*) main::screen#0 + (byte) main::i#2) ← *((byte*~) main::$2) [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=_deref_zpptrby1 
     ldy #0
     lda (_2),y
     ldx i
     sta screen,x
-  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG18 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG18 [9] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b1_from_b1
@@ -1265,7 +1265,7 @@ main: {
     sta screen+$52
   //SEG22 [12] phi from main::@3 to main::@2 [phi:main::@3->main::@2]
   b2_from_b3:
-  //SEG23 [12] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@2#0] -- zpby1=coby1 
+  //SEG23 [12] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main::@3->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b2
@@ -1275,7 +1275,7 @@ main: {
     jmp b2
   //SEG26 main::@2
   b2:
-  //SEG27 [13] (byte*~) main::$9 ← (const byte*) main::screen#0+(byte/word/signed word) 160 + (byte) main::j#2 [ main::j#2 main::$9 ] ( main:2 [ main::j#2 main::$9 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG27 [13] (byte*~) main::$9 ← (const byte*) main::screen#0+(byte/word/signed word) 160 + (byte) main::j#2 [ main::j#2 main::$9 ] ( main:2 [ main::j#2 main::$9 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<screen+$a0
     clc
     adc j
@@ -1283,7 +1283,7 @@ main: {
     lda #>screen+$a0
     adc #0
     sta _9+1
-  //SEG28 [14] (byte*~) main::$11 ← (const byte*) main::screen#0+(byte/word/signed word) 200 + (byte) main::j#2 [ main::j#2 main::$9 main::$11 ] ( main:2 [ main::j#2 main::$9 main::$11 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG28 [14] (byte*~) main::$11 ← (const byte*) main::screen#0+(byte/word/signed word) 200 + (byte) main::j#2 [ main::j#2 main::$9 main::$11 ] ( main:2 [ main::j#2 main::$9 main::$11 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<screen+$c8
     clc
     adc j
@@ -1296,9 +1296,9 @@ main: {
     lda (_11),y
     ldy #0
     sta (_9),y
-  //SEG30 [16] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG30 [16] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG31 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG31 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b2_from_b2
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/ptrtest.log b/src/main/java/dk/camelot64/kickc/test/ref/ptrtest.log
index 44ded82d0..5db5ee446 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/ptrtest.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/ptrtest.log
@@ -2297,13 +2297,13 @@ lvaluevar: {
     sta screen
     lda #>$400
     sta screen+1
-  //SEG27 [14] phi (byte) lvaluevar::i#2 = (byte/signed byte/word/signed word) 2 [phi:lvaluevar->lvaluevar::@1#1] -- zpby1=coby1 
+  //SEG27 [14] phi (byte) lvaluevar::i#2 = (byte/signed byte/word/signed word) 2 [phi:lvaluevar->lvaluevar::@1#1] -- vbuz1=coby1 
     lda #2
     sta i
     jmp b1
   //SEG28 lvaluevar::@1
   b1:
-  //SEG29 [15] if((byte) lvaluevar::i#2<(byte/signed byte/word/signed word) 10) goto lvaluevar::@2 [ lvaluevar::i#2 lvaluevar::screen#2 ] ( main:2::lvaluevar:11 [ lvaluevar::i#2 lvaluevar::screen#2 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG29 [15] if((byte) lvaluevar::i#2<(byte/signed byte/word/signed word) 10) goto lvaluevar::@2 [ lvaluevar::i#2 lvaluevar::screen#2 ] ( main:2::lvaluevar:11 [ lvaluevar::i#2 lvaluevar::screen#2 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$a
     bcc b2
@@ -2323,7 +2323,7 @@ lvaluevar: {
     bne !+
     inc screen+1
   !:
-  //SEG35 [19] (byte) lvaluevar::i#1 ← ++ (byte) lvaluevar::i#2 [ lvaluevar::i#1 lvaluevar::screen#1 ] ( main:2::lvaluevar:11 [ lvaluevar::i#1 lvaluevar::screen#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [19] (byte) lvaluevar::i#1 ← ++ (byte) lvaluevar::i#2 [ lvaluevar::i#1 lvaluevar::screen#1 ] ( main:2::lvaluevar:11 [ lvaluevar::i#1 lvaluevar::screen#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
   //SEG36 [14] phi from lvaluevar::@2 to lvaluevar::@1 [phi:lvaluevar::@2->lvaluevar::@1]
   b1_from_b2:
@@ -2342,13 +2342,13 @@ rvaluevar: {
     sta screen
     lda #>$400
     sta screen+1
-  //SEG42 [21] phi (byte) rvaluevar::i#2 = (byte/signed byte/word/signed word) 2 [phi:rvaluevar->rvaluevar::@1#1] -- zpby1=coby1 
+  //SEG42 [21] phi (byte) rvaluevar::i#2 = (byte/signed byte/word/signed word) 2 [phi:rvaluevar->rvaluevar::@1#1] -- vbuz1=coby1 
     lda #2
     sta i
     jmp b1
   //SEG43 rvaluevar::@1
   b1:
-  //SEG44 [22] if((byte) rvaluevar::i#2<(byte/signed byte/word/signed word) 10) goto rvaluevar::@2 [ rvaluevar::i#2 rvaluevar::screen#2 ] ( main:2::rvaluevar:9 [ rvaluevar::i#2 rvaluevar::screen#2 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG44 [22] if((byte) rvaluevar::i#2<(byte/signed byte/word/signed word) 10) goto rvaluevar::@2 [ rvaluevar::i#2 rvaluevar::screen#2 ] ( main:2::rvaluevar:9 [ rvaluevar::i#2 rvaluevar::screen#2 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$a
     bcc b2
@@ -2364,7 +2364,7 @@ rvaluevar: {
     bne !+
     inc screen+1
   !:
-  //SEG49 [25] (byte) rvaluevar::i#1 ← ++ (byte) rvaluevar::i#2 [ rvaluevar::i#1 rvaluevar::screen#1 ] ( main:2::rvaluevar:9 [ rvaluevar::i#1 rvaluevar::screen#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG49 [25] (byte) rvaluevar::i#1 ← ++ (byte) rvaluevar::i#2 [ rvaluevar::i#1 rvaluevar::screen#1 ] ( main:2::rvaluevar:9 [ rvaluevar::i#1 rvaluevar::screen#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
   //SEG50 [21] phi from rvaluevar::@2 to rvaluevar::@1 [phi:rvaluevar::@2->rvaluevar::@1]
   b1_from_b2:
@@ -2379,21 +2379,21 @@ rvalue: {
     .label b_1 = $b
     .label b_2 = $c
     .label i = 8
-  //SEG54 [26] (byte) rvalue::b#0 ← *((const byte[1024]) rvalue::SCREEN#0) [ ] ( main:2::rvalue:7 [ ] ) -- zpby1=_deref_cowo1 
+  //SEG54 [26] (byte) rvalue::b#0 ← *((const byte[1024]) rvalue::SCREEN#0) [ ] ( main:2::rvalue:7 [ ] ) -- vbuz1=_deref_cowo1 
     lda SCREEN
     sta b
-  //SEG55 [27] (byte) rvalue::b#1 ← * (const byte[1024]) rvalue::SCREEN#0+(byte/signed byte/word/signed word) 1 [ ] ( main:2::rvalue:7 [ ] ) -- zpby1=_deref_cowo1 
+  //SEG55 [27] (byte) rvalue::b#1 ← * (const byte[1024]) rvalue::SCREEN#0+(byte/signed byte/word/signed word) 1 [ ] ( main:2::rvalue:7 [ ] ) -- vbuz1=_deref_cowo1 
     lda SCREEN+1
     sta b_1
   //SEG56 [28] phi from rvalue to rvalue::@1 [phi:rvalue->rvalue::@1]
   b1_from_rvalue:
-  //SEG57 [28] phi (byte) rvalue::i#2 = (byte/signed byte/word/signed word) 2 [phi:rvalue->rvalue::@1#0] -- zpby1=coby1 
+  //SEG57 [28] phi (byte) rvalue::i#2 = (byte/signed byte/word/signed word) 2 [phi:rvalue->rvalue::@1#0] -- vbuz1=coby1 
     lda #2
     sta i
     jmp b1
   //SEG58 rvalue::@1
   b1:
-  //SEG59 [29] if((byte) rvalue::i#2<(byte/signed byte/word/signed word) 10) goto rvalue::@2 [ rvalue::i#2 ] ( main:2::rvalue:7 [ rvalue::i#2 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG59 [29] if((byte) rvalue::i#2<(byte/signed byte/word/signed word) 10) goto rvalue::@2 [ rvalue::i#2 ] ( main:2::rvalue:7 [ rvalue::i#2 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$a
     bcc b2
@@ -2404,11 +2404,11 @@ rvalue: {
     rts
   //SEG62 rvalue::@2
   b2:
-  //SEG63 [31] (byte) rvalue::b#2 ← (const byte[1024]) rvalue::SCREEN#0 *idx (byte) rvalue::i#2 [ rvalue::i#2 ] ( main:2::rvalue:7 [ rvalue::i#2 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG63 [31] (byte) rvalue::b#2 ← (const byte[1024]) rvalue::SCREEN#0 *idx (byte) rvalue::i#2 [ rvalue::i#2 ] ( main:2::rvalue:7 [ rvalue::i#2 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda SCREEN,x
     sta b_2
-  //SEG64 [32] (byte) rvalue::i#1 ← ++ (byte) rvalue::i#2 [ rvalue::i#1 ] ( main:2::rvalue:7 [ rvalue::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG64 [32] (byte) rvalue::i#1 ← ++ (byte) rvalue::i#2 [ rvalue::i#1 ] ( main:2::rvalue:7 [ rvalue::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
   //SEG65 [28] phi from rvalue::@2 to rvalue::@1 [phi:rvalue::@2->rvalue::@1]
   b1_from_b2:
@@ -2427,13 +2427,13 @@ lvalue: {
     sta SCREEN+1
   //SEG70 [35] phi from lvalue to lvalue::@1 [phi:lvalue->lvalue::@1]
   b1_from_lvalue:
-  //SEG71 [35] phi (byte) lvalue::i#2 = (byte/signed byte/word/signed word) 2 [phi:lvalue->lvalue::@1#0] -- zpby1=coby1 
+  //SEG71 [35] phi (byte) lvalue::i#2 = (byte/signed byte/word/signed word) 2 [phi:lvalue->lvalue::@1#0] -- vbuz1=coby1 
     lda #2
     sta i
     jmp b1
   //SEG72 lvalue::@1
   b1:
-  //SEG73 [36] if((byte) lvalue::i#2<(byte/signed byte/word/signed word) 10) goto lvalue::@2 [ lvalue::i#2 ] ( main:2::lvalue:5 [ lvalue::i#2 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG73 [36] if((byte) lvalue::i#2<(byte/signed byte/word/signed word) 10) goto lvalue::@2 [ lvalue::i#2 ] ( main:2::lvalue:5 [ lvalue::i#2 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$a
     bcc b2
@@ -2444,11 +2444,11 @@ lvalue: {
     rts
   //SEG76 lvalue::@2
   b2:
-  //SEG77 [38] *((const byte[1024]) lvalue::SCREEN#0 + (byte) lvalue::i#2) ← (byte/signed byte/word/signed word) 3 [ lvalue::i#2 ] ( main:2::lvalue:5 [ lvalue::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG77 [38] *((const byte[1024]) lvalue::SCREEN#0 + (byte) lvalue::i#2) ← (byte/signed byte/word/signed word) 3 [ lvalue::i#2 ] ( main:2::lvalue:5 [ lvalue::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #3
     ldx i
     sta SCREEN,x
-  //SEG78 [39] (byte) lvalue::i#1 ← ++ (byte) lvalue::i#2 [ lvalue::i#1 ] ( main:2::lvalue:5 [ lvalue::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG78 [39] (byte) lvalue::i#1 ← ++ (byte) lvalue::i#2 [ lvalue::i#1 ] ( main:2::lvalue:5 [ lvalue::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
   //SEG79 [35] phi from lvalue::@2 to lvalue::@1 [phi:lvalue::@2->lvalue::@1]
   b1_from_b2:
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/ptrtestmin.log b/src/main/java/dk/camelot64/kickc/test/ref/ptrtestmin.log
index 47ebbd752..bb76dfcfc 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/ptrtestmin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/ptrtestmin.log
@@ -504,13 +504,13 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 2 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 2 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #2
     sta i
     jmp b1
   //SEG12 main::@1
   b1:
-  //SEG13 [6] if((byte) main::i#2<(byte/signed byte/word/signed word) 10) goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG13 [6] if((byte) main::i#2<(byte/signed byte/word/signed word) 10) goto main::@2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #$a
     bcc b2
@@ -521,7 +521,7 @@ main: {
     rts
   //SEG16 main::@2
   b2:
-  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG17 [8] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
   //SEG18 [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
   b1_from_b2:
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/scroll-clobber.log b/src/main/java/dk/camelot64/kickc/test/ref/scroll-clobber.log
index ed2680f8a..8a337cb25 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/scroll-clobber.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/scroll-clobber.log
@@ -1044,7 +1044,7 @@ main: {
     .label nxt = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG12 [5] phi (byte*) main::nxt#3 = (const byte[]) TEXT#0 [phi:main->main::@1#1] -- zpptrby1=cowo1 
@@ -1060,18 +1060,18 @@ main: {
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [6] (byte) main::c#0 ← *((byte*) main::nxt#3) [ main::nxt#3 main::i#2 main::c#0 ] ( main:2 [ main::nxt#3 main::i#2 main::c#0 ] ) -- zpby1=_deref_zpptrby1 
+  //SEG17 [6] (byte) main::c#0 ← *((byte*) main::nxt#3) [ main::nxt#3 main::i#2 main::c#0 ] ( main:2 [ main::nxt#3 main::i#2 main::c#0 ] ) -- vbuz1=_deref_zpptrby1 
     ldy #0
     lda (nxt),y
     sta c
-  //SEG18 [7] if((byte) main::c#0!=(byte) '@') goto main::@2 [ main::nxt#3 main::i#2 main::c#0 ] ( main:2 [ main::nxt#3 main::i#2 main::c#0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG18 [7] if((byte) main::c#0!=(byte) '@') goto main::@2 [ main::nxt#3 main::i#2 main::c#0 ] ( main:2 [ main::nxt#3 main::i#2 main::c#0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda c
     cmp #'@'
     bne b2_from_b1
     jmp b3
   //SEG19 main::@3
   b3:
-  //SEG20 [8] (byte) main::c#1 ← *((const byte[]) TEXT#0) [ main::i#2 main::c#1 ] ( main:2 [ main::i#2 main::c#1 ] ) -- zpby1=_deref_cowo1 
+  //SEG20 [8] (byte) main::c#1 ← *((const byte[]) TEXT#0) [ main::i#2 main::c#1 ] ( main:2 [ main::i#2 main::c#1 ] ) -- vbuz1=_deref_cowo1 
     lda TEXT
     sta c
   //SEG21 [9] phi from main::@3 to main::@2 [phi:main::@3->main::@2]
@@ -1090,9 +1090,9 @@ main: {
     jmp b2
   //SEG27 main::@2
   b2:
-  //SEG28 [10] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 main::c#2 main::nxt#4 ] ( main:2 [ main::i#1 main::c#2 main::nxt#4 ] ) -- zpby1=_inc_zpby1 
+  //SEG28 [10] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 main::c#2 main::nxt#4 ] ( main:2 [ main::i#1 main::c#2 main::nxt#4 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG29 [11] *((const byte*) SCREEN#0 + (byte) main::i#1) ← (byte) main::c#2 [ main::i#1 main::nxt#4 ] ( main:2 [ main::i#1 main::nxt#4 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG29 [11] *((const byte*) SCREEN#0 + (byte) main::i#1) ← (byte) main::c#2 [ main::i#1 main::nxt#4 ] ( main:2 [ main::i#1 main::nxt#4 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda c
     ldx i
     sta SCREEN,x
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/scroll.log b/src/main/java/dk/camelot64/kickc/test/ref/scroll.log
index 6b3aa6b78..b03ee8c0d 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/scroll.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/scroll.log
@@ -3494,7 +3494,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG14 [6] phi (byte) main::scroll#7 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) main::scroll#7 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#1] -- vbuz1=coby1 
     lda #7
     sta scroll
     jmp b2
@@ -3524,15 +3524,15 @@ main: {
   b8:
   //SEG24 [9] *((const byte*) BGCOL#0) ← ++ *((const byte*) BGCOL#0) [ main::scroll#7 main::nxt#9 ] ( main:2 [ main::scroll#7 main::nxt#9 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BGCOL
-  //SEG25 [10] (byte) main::scroll#1 ← -- (byte) main::scroll#7 [ main::nxt#9 main::scroll#1 ] ( main:2 [ main::nxt#9 main::scroll#1 ] ) -- zpby1=_dec_zpby1 
+  //SEG25 [10] (byte) main::scroll#1 ← -- (byte) main::scroll#7 [ main::nxt#9 main::scroll#1 ] ( main:2 [ main::nxt#9 main::scroll#1 ] ) -- vbuz1=_dec_vbuz1 
     dec scroll
-  //SEG26 [11] if((byte) main::scroll#1!=(byte/word/signed word) 255) goto main::@4 [ main::nxt#9 main::scroll#1 ] ( main:2 [ main::nxt#9 main::scroll#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG26 [11] if((byte) main::scroll#1!=(byte/word/signed word) 255) goto main::@4 [ main::nxt#9 main::scroll#1 ] ( main:2 [ main::nxt#9 main::scroll#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda scroll
     cmp #$ff
     bne b4_from_b8
   //SEG27 [12] phi from main::@8 to main::@5 [phi:main::@8->main::@5]
   b5_from_b8:
-  //SEG28 [12] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main::@8->main::@5#0] -- zpby1=coby1 
+  //SEG28 [12] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main::@8->main::@5#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b5
@@ -3542,35 +3542,35 @@ main: {
     jmp b5
   //SEG31 main::@5
   b5:
-  //SEG32 [13] (byte~) main::$7 ← (const byte[]) main::line#0+(byte/signed byte/word/signed word) 1 *idx (byte) main::i#2 [ main::nxt#9 main::i#2 main::$7 ] ( main:2 [ main::nxt#9 main::i#2 main::$7 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG32 [13] (byte~) main::$7 ← (const byte[]) main::line#0+(byte/signed byte/word/signed word) 1 *idx (byte) main::i#2 [ main::nxt#9 main::i#2 main::$7 ] ( main:2 [ main::nxt#9 main::i#2 main::$7 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line+1,x
     sta _7
-  //SEG33 [14] *((const byte[]) main::line#0 + (byte) main::i#2) ← (byte~) main::$7 [ main::nxt#9 main::i#2 ] ( main:2 [ main::nxt#9 main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG33 [14] *((const byte[]) main::line#0 + (byte) main::i#2) ← (byte~) main::$7 [ main::nxt#9 main::i#2 ] ( main:2 [ main::nxt#9 main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _7
     ldx i
     sta line,x
-  //SEG34 [15] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::nxt#9 main::i#1 ] ( main:2 [ main::nxt#9 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG34 [15] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::nxt#9 main::i#1 ] ( main:2 [ main::nxt#9 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG35 [16] if((byte) main::i#1!=(byte/signed byte/word/signed word) 39) goto main::@5 [ main::nxt#9 main::i#1 ] ( main:2 [ main::nxt#9 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG35 [16] if((byte) main::i#1!=(byte/signed byte/word/signed word) 39) goto main::@5 [ main::nxt#9 main::i#1 ] ( main:2 [ main::nxt#9 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$27
     bne b5_from_b5
     jmp b10
   //SEG36 main::@10
   b10:
-  //SEG37 [17] (byte) main::c#0 ← *((byte*) main::nxt#9) [ main::nxt#9 main::c#0 ] ( main:2 [ main::nxt#9 main::c#0 ] ) -- zpby1=_deref_zpptrby1 
+  //SEG37 [17] (byte) main::c#0 ← *((byte*) main::nxt#9) [ main::nxt#9 main::c#0 ] ( main:2 [ main::nxt#9 main::c#0 ] ) -- vbuz1=_deref_zpptrby1 
     ldy #0
     lda (nxt),y
     sta c
-  //SEG38 [18] if((byte) main::c#0!=(byte) '@') goto main::@6 [ main::nxt#9 main::c#0 ] ( main:2 [ main::nxt#9 main::c#0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG38 [18] if((byte) main::c#0!=(byte) '@') goto main::@6 [ main::nxt#9 main::c#0 ] ( main:2 [ main::nxt#9 main::c#0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda c
     cmp #'@'
     bne b6_from_b10
     jmp b11
   //SEG39 main::@11
   b11:
-  //SEG40 [19] (byte) main::c#1 ← *((const byte*) TEXT#0) [ main::c#1 ] ( main:2 [ main::c#1 ] ) -- zpby1=_deref_cowo1 
+  //SEG40 [19] (byte) main::c#1 ← *((const byte*) TEXT#0) [ main::c#1 ] ( main:2 [ main::c#1 ] ) -- vbuz1=_deref_cowo1 
     lda TEXT
     sta c
   //SEG41 [20] phi from main::@11 to main::@6 [phi:main::@11->main::@6]
@@ -3589,7 +3589,7 @@ main: {
     jmp b6
   //SEG47 main::@6
   b6:
-  //SEG48 [21] *((const byte[]) main::line#0+(byte/signed byte/word/signed word) 39) ← (byte) main::c#2 [ main::nxt#4 ] ( main:2 [ main::nxt#4 ] ) -- _deref_cowo1=zpby1 
+  //SEG48 [21] *((const byte[]) main::line#0+(byte/signed byte/word/signed word) 39) ← (byte) main::c#2 [ main::nxt#4 ] ( main:2 [ main::nxt#4 ] ) -- _deref_cowo1=vbuz1 
     lda c
     sta line+$27
   //SEG49 [22] (byte*) main::nxt#1 ← ++ (byte*) main::nxt#4 [ main::nxt#1 ] ( main:2 [ main::nxt#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -3600,7 +3600,7 @@ main: {
   //SEG50 [23] phi from main::@6 to main::@4 [phi:main::@6->main::@4]
   b4_from_b6:
   //SEG51 [23] phi (byte*) main::nxt#10 = (byte*) main::nxt#1 [phi:main::@6->main::@4#0] -- register_copy 
-  //SEG52 [23] phi (byte) main::scroll#10 = (byte/signed byte/word/signed word) 7 [phi:main::@6->main::@4#1] -- zpby1=coby1 
+  //SEG52 [23] phi (byte) main::scroll#10 = (byte/signed byte/word/signed word) 7 [phi:main::@6->main::@4#1] -- vbuz1=coby1 
     lda #7
     sta scroll
     jmp b4
@@ -3611,7 +3611,7 @@ main: {
     jmp b4
   //SEG56 main::@4
   b4:
-  //SEG57 [24] *((const byte*) SCROLL#0) ← (byte) main::scroll#10 [ main::scroll#10 main::nxt#10 ] ( main:2 [ main::scroll#10 main::nxt#10 ] ) -- _deref_cowo1=zpby1 
+  //SEG57 [24] *((const byte*) SCROLL#0) ← (byte) main::scroll#10 [ main::scroll#10 main::nxt#10 ] ( main:2 [ main::scroll#10 main::nxt#10 ] ) -- _deref_cowo1=vbuz1 
     lda scroll
     sta SCROLL
   //SEG58 [25] *((const byte*) BGCOL#0) ← -- *((const byte*) BGCOL#0) [ main::scroll#10 main::nxt#10 ] ( main:2 [ main::scroll#10 main::nxt#10 ] ) -- _deref_cowo1=_dec__deref_cowo1 
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/scrollbig.log b/src/main/java/dk/camelot64/kickc/test/ref/scrollbig.log
index 5c8544bd1..cc9125194 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/scrollbig.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/scrollbig.log
@@ -8202,10 +8202,10 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
-  //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuz1=coby1 
     lda #7
     sta scroll
     jmp b2
@@ -8254,9 +8254,9 @@ main: {
 }
 //SEG35 scroll_soft
 scroll_soft: {
-  //SEG36 [14] (byte) scroll#3 ← -- (byte) scroll#18 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ( main:2::scroll_soft:10 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ) -- zpby1=_dec_zpby1 
+  //SEG36 [14] (byte) scroll#3 ← -- (byte) scroll#18 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ( main:2::scroll_soft:10 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ) -- vbuz1=_dec_vbuz1 
     dec scroll
-  //SEG37 [15] if((byte) scroll#3!=(byte/word/signed word) 255) goto scroll_soft::@1 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ( main:2::scroll_soft:10 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG37 [15] if((byte) scroll#3!=(byte/word/signed word) 255) goto scroll_soft::@1 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ( main:2::scroll_soft:10 [ current_bit#29 nxt#31 current_chargen#27 scroll#3 ] ) -- vbuz1_neq_coby1_then_la1 
     lda scroll
     cmp #$ff
     bne b1_from_scroll_soft
@@ -8272,7 +8272,7 @@ scroll_soft: {
   //SEG42 [18] phi (byte*) current_chargen#11 = (byte*) current_chargen#19 [phi:scroll_soft::@2->scroll_soft::@1#0] -- register_copy 
   //SEG43 [18] phi (byte*) nxt#14 = (byte*) nxt#36 [phi:scroll_soft::@2->scroll_soft::@1#1] -- register_copy 
   //SEG44 [18] phi (byte) current_bit#12 = (byte) current_bit#21 [phi:scroll_soft::@2->scroll_soft::@1#2] -- register_copy 
-  //SEG45 [18] phi (byte) scroll#10 = (byte/signed byte/word/signed word) 7 [phi:scroll_soft::@2->scroll_soft::@1#3] -- zpby1=coby1 
+  //SEG45 [18] phi (byte) scroll#10 = (byte/signed byte/word/signed word) 7 [phi:scroll_soft::@2->scroll_soft::@1#3] -- vbuz1=coby1 
     lda #7
     sta scroll
     jmp b1
@@ -8285,7 +8285,7 @@ scroll_soft: {
     jmp b1
   //SEG51 scroll_soft::@1
   b1:
-  //SEG52 [19] *((const byte*) SCROLL#0) ← (byte) scroll#10 [ scroll#10 current_bit#12 nxt#14 current_chargen#11 ] ( main:2::scroll_soft:10 [ scroll#10 current_bit#12 nxt#14 current_chargen#11 ] ) -- _deref_cowo1=zpby1 
+  //SEG52 [19] *((const byte*) SCROLL#0) ← (byte) scroll#10 [ scroll#10 current_bit#12 nxt#14 current_chargen#11 ] ( main:2::scroll_soft:10 [ scroll#10 current_bit#12 nxt#14 current_chargen#11 ] ) -- _deref_cowo1=vbuz1 
     lda scroll
     sta SCROLL
     jmp breturn
@@ -8306,14 +8306,14 @@ scroll_bit: {
     .label sc = 7
     .label r = 6
     .label b = 9
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- zpby1=zpby2_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuz1=vbuz2_ror_1 
     lda current_bit
     lsr
     sta _0
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=zpby2 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuz2 
     lda _0
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     lda current_bit
     bne b1_from_scroll_bit
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
@@ -8323,16 +8323,16 @@ scroll_bit: {
   b4:
   //SEG61 [25] call next_char param-assignment [ next_char::c#2 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ next_char::c#2 nxt#19 ] )
     jsr next_char
-  //SEG62 [26] (byte) next_char::return#0 ← (byte) next_char::c#2 [ next_char::return#0 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ next_char::return#0 nxt#19 ] ) -- zpby1=zpby2 
+  //SEG62 [26] (byte) next_char::return#0 ← (byte) next_char::c#2 [ next_char::return#0 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ next_char::return#0 nxt#19 ] ) -- vbuz1=vbuz2 
     lda next_char.c
     sta next_char.return
     jmp b8
   //SEG63 scroll_bit::@8
   b8:
-  //SEG64 [27] (byte~) scroll_bit::$3 ← (byte) next_char::return#0 [ scroll_bit::$3 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ scroll_bit::$3 nxt#19 ] ) -- zpby1=zpby2 
+  //SEG64 [27] (byte~) scroll_bit::$3 ← (byte) next_char::return#0 [ scroll_bit::$3 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ scroll_bit::$3 nxt#19 ] ) -- vbuz1=vbuz2 
     lda next_char.return
     sta _3
-  //SEG65 [28] (word) scroll_bit::c#0 ← ((word)) (byte~) scroll_bit::$3 [ scroll_bit::c#0 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ scroll_bit::c#0 nxt#19 ] ) -- zpwo1=_word_zpby1 
+  //SEG65 [28] (word) scroll_bit::c#0 ← ((word)) (byte~) scroll_bit::$3 [ scroll_bit::c#0 nxt#19 ] ( main:2::scroll_soft:10::scroll_bit:17 [ scroll_bit::c#0 nxt#19 ] ) -- zpwo1=_word_vbuz1 
     lda _3
     sta c
     lda #0
@@ -8372,7 +8372,7 @@ scroll_bit: {
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   b1_from_b8:
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -8404,7 +8404,7 @@ scroll_bit: {
     sta sc
     lda #>SCREEN+$28+$27
     sta sc+1
-  //SEG85 [36] phi (byte) scroll_bit::r#2 = (byte/signed byte/word/signed word) 0 [phi:scroll_bit::@7->scroll_bit::@2#1] -- zpby1=coby1 
+  //SEG85 [36] phi (byte) scroll_bit::r#2 = (byte/signed byte/word/signed word) 0 [phi:scroll_bit::@7->scroll_bit::@2#1] -- vbuz1=coby1 
     lda #0
     sta r
     jmp b2
@@ -8415,15 +8415,15 @@ scroll_bit: {
     jmp b2
   //SEG89 scroll_bit::@2
   b2:
-  //SEG90 [37] (byte) scroll_bit::bits#0 ← (byte*) current_chargen#19 *idx (byte) scroll_bit::r#2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::bits#0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG90 [37] (byte) scroll_bit::bits#0 ← (byte*) current_chargen#19 *idx (byte) scroll_bit::r#2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::bits#0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy r
     lda (current_chargen),y
     sta bits
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- zpby1=zpby2_band_zpby3 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuz1=vbuz2_band_vbuz3 
     lda bits
     and current_bit
     sta _10
-  //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- zpby1_eq_0_then_la1 
+  //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuz1_eq_0_then_la1 
     lda _10
     beq b3_from_b2
   //SEG93 [40] phi from scroll_bit::@2 to scroll_bit::@5 [phi:scroll_bit::@2->scroll_bit::@5]
@@ -8433,19 +8433,19 @@ scroll_bit: {
   b5:
   //SEG95 [41] phi from scroll_bit::@5 to scroll_bit::@3 [phi:scroll_bit::@5->scroll_bit::@3]
   b3_from_b5:
-  //SEG96 [41] phi (byte) scroll_bit::b#2 = (byte/word/signed word) 128+(byte) ' ' [phi:scroll_bit::@5->scroll_bit::@3#0] -- zpby1=coby1 
+  //SEG96 [41] phi (byte) scroll_bit::b#2 = (byte/word/signed word) 128+(byte) ' ' [phi:scroll_bit::@5->scroll_bit::@3#0] -- vbuz1=coby1 
     lda #$80+' '
     sta b
     jmp b3
   //SEG97 [41] phi from scroll_bit::@2 to scroll_bit::@3 [phi:scroll_bit::@2->scroll_bit::@3]
   b3_from_b2:
-  //SEG98 [41] phi (byte) scroll_bit::b#2 = (byte) ' ' [phi:scroll_bit::@2->scroll_bit::@3#0] -- zpby1=coby1 
+  //SEG98 [41] phi (byte) scroll_bit::b#2 = (byte) ' ' [phi:scroll_bit::@2->scroll_bit::@3#0] -- vbuz1=coby1 
     lda #' '
     sta b
     jmp b3
   //SEG99 scroll_bit::@3
   b3:
-  //SEG100 [42] *((byte*) scroll_bit::sc#2) ← (byte) scroll_bit::b#2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG100 [42] *((byte*) scroll_bit::sc#2) ← (byte) scroll_bit::b#2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda b
     sta (sc),y
@@ -8457,9 +8457,9 @@ scroll_bit: {
     bcc !+
     inc sc+1
   !:
-  //SEG102 [44] (byte) scroll_bit::r#1 ← ++ (byte) scroll_bit::r#2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG102 [44] (byte) scroll_bit::r#1 ← ++ (byte) scroll_bit::r#2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ) -- vbuz1=_inc_vbuz1 
     inc r
-  //SEG103 [45] if((byte) scroll_bit::r#1!=(byte/signed byte/word/signed word) 8) goto scroll_bit::@2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG103 [45] if((byte) scroll_bit::r#1!=(byte/signed byte/word/signed word) 8) goto scroll_bit::@2 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#1 scroll_bit::sc#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda r
     cmp #8
     bne b2_from_b3
@@ -8498,7 +8498,7 @@ scroll_hard: {
     .label i = $a
   //SEG110 [50] phi from scroll_hard to scroll_hard::@1 [phi:scroll_hard->scroll_hard::@1]
   b1_from_scroll_hard:
-  //SEG111 [50] phi (byte) scroll_hard::i#2 = (byte/signed byte/word/signed word) 0 [phi:scroll_hard->scroll_hard::@1#0] -- zpby1=coby1 
+  //SEG111 [50] phi (byte) scroll_hard::i#2 = (byte/signed byte/word/signed word) 0 [phi:scroll_hard->scroll_hard::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -8508,73 +8508,73 @@ scroll_hard: {
     jmp b1
   //SEG114 scroll_hard::@1
   b1:
-  //SEG115 [51] (byte~) scroll_hard::$17 ← (const byte[]) scroll_hard::line0#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$17 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$17 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG115 [51] (byte~) scroll_hard::$17 ← (const byte[]) scroll_hard::line0#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$17 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$17 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line0+1,x
     sta _17
-  //SEG116 [52] *((const byte[]) scroll_hard::line0#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$17 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG116 [52] *((const byte[]) scroll_hard::line0#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$17 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _17
     ldx i
     sta line0,x
-  //SEG117 [53] (byte~) scroll_hard::$19 ← (const byte[]) scroll_hard::line1#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$19 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$19 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG117 [53] (byte~) scroll_hard::$19 ← (const byte[]) scroll_hard::line1#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$19 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$19 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line1+1,x
     sta _19
-  //SEG118 [54] *((const byte[]) scroll_hard::line1#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$19 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG118 [54] *((const byte[]) scroll_hard::line1#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$19 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _19
     ldx i
     sta line1,x
-  //SEG119 [55] (byte~) scroll_hard::$21 ← (const byte[]) scroll_hard::line2#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$21 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$21 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG119 [55] (byte~) scroll_hard::$21 ← (const byte[]) scroll_hard::line2#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$21 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$21 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line2+1,x
     sta _21
-  //SEG120 [56] *((const byte[]) scroll_hard::line2#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$21 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG120 [56] *((const byte[]) scroll_hard::line2#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$21 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _21
     ldx i
     sta line2,x
-  //SEG121 [57] (byte~) scroll_hard::$23 ← (const byte[]) scroll_hard::line3#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$23 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$23 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG121 [57] (byte~) scroll_hard::$23 ← (const byte[]) scroll_hard::line3#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$23 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$23 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line3+1,x
     sta _23
-  //SEG122 [58] *((const byte[]) scroll_hard::line3#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$23 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG122 [58] *((const byte[]) scroll_hard::line3#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$23 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _23
     ldx i
     sta line3,x
-  //SEG123 [59] (byte~) scroll_hard::$25 ← (const byte[]) scroll_hard::line4#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$25 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$25 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG123 [59] (byte~) scroll_hard::$25 ← (const byte[]) scroll_hard::line4#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$25 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$25 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line4+1,x
     sta _25
-  //SEG124 [60] *((const byte[]) scroll_hard::line4#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$25 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG124 [60] *((const byte[]) scroll_hard::line4#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$25 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _25
     ldx i
     sta line4,x
-  //SEG125 [61] (byte~) scroll_hard::$27 ← (const byte[]) scroll_hard::line5#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$27 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$27 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG125 [61] (byte~) scroll_hard::$27 ← (const byte[]) scroll_hard::line5#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$27 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$27 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line5+1,x
     sta _27
-  //SEG126 [62] *((const byte[]) scroll_hard::line5#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$27 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG126 [62] *((const byte[]) scroll_hard::line5#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$27 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _27
     ldx i
     sta line5,x
-  //SEG127 [63] (byte~) scroll_hard::$29 ← (const byte[]) scroll_hard::line6#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$29 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$29 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG127 [63] (byte~) scroll_hard::$29 ← (const byte[]) scroll_hard::line6#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$29 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$29 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line6+1,x
     sta _29
-  //SEG128 [64] *((const byte[]) scroll_hard::line6#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$29 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG128 [64] *((const byte[]) scroll_hard::line6#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$29 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _29
     ldx i
     sta line6,x
-  //SEG129 [65] (byte~) scroll_hard::$31 ← (const byte[]) scroll_hard::line7#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$31 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$31 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG129 [65] (byte~) scroll_hard::$31 ← (const byte[]) scroll_hard::line7#0+(byte/signed byte/word/signed word) 1 *idx (byte) scroll_hard::i#2 [ scroll_hard::i#2 scroll_hard::$31 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 scroll_hard::$31 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda line7+1,x
     sta _31
-  //SEG130 [66] *((const byte[]) scroll_hard::line7#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$31 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG130 [66] *((const byte[]) scroll_hard::line7#0 + (byte) scroll_hard::i#2) ← (byte~) scroll_hard::$31 [ scroll_hard::i#2 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _31
     ldx i
     sta line7,x
-  //SEG131 [67] (byte) scroll_hard::i#1 ← ++ (byte) scroll_hard::i#2 [ scroll_hard::i#1 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG131 [67] (byte) scroll_hard::i#1 ← ++ (byte) scroll_hard::i#2 [ scroll_hard::i#1 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG132 [68] if((byte) scroll_hard::i#1!=(byte/signed byte/word/signed word) 39) goto scroll_hard::@1 [ scroll_hard::i#1 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG132 [68] if((byte) scroll_hard::i#1!=(byte/signed byte/word/signed word) 39) goto scroll_hard::@1 [ scroll_hard::i#1 ] ( main:2::scroll_soft:10::scroll_bit:17::scroll_hard:33 [ current_bit#21 nxt#36 current_chargen#19 scroll_hard::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$27
     bne b1_from_b1
@@ -8588,18 +8588,18 @@ scroll_hard: {
 next_char: {
     .label return = $11
     .label c = $d
-  //SEG136 [70] (byte) next_char::c#0 ← *((byte*) nxt#31) [ nxt#31 next_char::c#0 ] ( main:2::scroll_soft:10::scroll_bit:17::next_char:25 [ nxt#31 next_char::c#0 ] ) -- zpby1=_deref_zpptrby1 
+  //SEG136 [70] (byte) next_char::c#0 ← *((byte*) nxt#31) [ nxt#31 next_char::c#0 ] ( main:2::scroll_soft:10::scroll_bit:17::next_char:25 [ nxt#31 next_char::c#0 ] ) -- vbuz1=_deref_zpptrby1 
     ldy #0
     lda (nxt),y
     sta c
-  //SEG137 [71] if((byte) next_char::c#0!=(byte) '@') goto next_char::@1 [ nxt#31 next_char::c#0 ] ( main:2::scroll_soft:10::scroll_bit:17::next_char:25 [ nxt#31 next_char::c#0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG137 [71] if((byte) next_char::c#0!=(byte) '@') goto next_char::@1 [ nxt#31 next_char::c#0 ] ( main:2::scroll_soft:10::scroll_bit:17::next_char:25 [ nxt#31 next_char::c#0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda c
     cmp #'@'
     bne b1_from_next_char
     jmp b2
   //SEG138 next_char::@2
   b2:
-  //SEG139 [72] (byte) next_char::c#1 ← *((const byte*) TEXT#0) [ next_char::c#1 ] ( main:2::scroll_soft:10::scroll_bit:17::next_char:25 [ next_char::c#1 ] ) -- zpby1=_deref_cowo1 
+  //SEG139 [72] (byte) next_char::c#1 ← *((const byte*) TEXT#0) [ next_char::c#1 ] ( main:2::scroll_soft:10::scroll_bit:17::next_char:25 [ next_char::c#1 ] ) -- vbuz1=_deref_cowo1 
     lda TEXT
     sta c
   //SEG140 [73] phi from next_char::@2 to next_char::@1 [phi:next_char::@2->next_char::@1]
@@ -8844,7 +8844,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -8930,12 +8930,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     lda current_bit
     bne b1_from_scroll_bit
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
@@ -8974,7 +8974,7 @@ scroll_bit: {
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   b1_from_b8:
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -9017,7 +9017,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -9255,7 +9255,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -9341,12 +9341,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1_from_scroll_bit
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   b4_from_scroll_bit:
@@ -9384,7 +9384,7 @@ scroll_bit: {
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   b1_from_b8:
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -9427,7 +9427,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -9684,7 +9684,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -9767,12 +9767,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -9809,7 +9809,7 @@ scroll_bit: {
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   b1_from_b8:
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -9849,7 +9849,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -10098,7 +10098,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -10175,12 +10175,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -10214,7 +10214,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -10252,7 +10252,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -10467,7 +10467,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -10544,12 +10544,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -10583,7 +10583,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -10621,7 +10621,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -10836,7 +10836,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -10912,12 +10912,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -10951,7 +10951,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -10989,7 +10989,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -11205,7 +11205,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -11281,12 +11281,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -11320,7 +11320,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -11358,7 +11358,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -11579,7 +11579,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -11653,12 +11653,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -11692,7 +11692,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -11728,7 +11728,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -11940,7 +11940,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -12013,12 +12013,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -12052,7 +12052,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -12088,7 +12088,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -12300,7 +12300,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -12372,12 +12372,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -12411,7 +12411,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -12447,7 +12447,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
@@ -12806,7 +12806,7 @@ main: {
     sta nxt
     lda #>TEXT
     sta nxt+1
-  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- zpby1=coby1 
+  //SEG15 [6] phi (byte) current_bit#29 = (byte/signed byte/word/signed word) 1 [phi:main->main::@2#2] -- vbuz1=coby1 
     lda #1
     sta current_bit
   //SEG16 [6] phi (byte) scroll#18 = (byte/signed byte/word/signed word) 7 [phi:main->main::@2#3] -- vbuxx=coby1 
@@ -12878,12 +12878,12 @@ scroll_bit: {
     .label _5 = 3
     .label c = 9
     .label sc = 5
-  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=zpby1_ror_1 
+  //SEG56 [21] (byte~) scroll_bit::$0 ← (byte) current_bit#29 >> (byte/signed byte/word/signed word) 1 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 scroll_bit::$0 ] ) -- vbuaa=vbuz1_ror_1 
     lda current_bit
     lsr
-  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1=vbuaa 
+  //SEG57 [22] (byte) current_bit#5 ← (byte~) scroll_bit::$0 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1=vbuaa 
     sta current_bit
-  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- zpby1_neq_0_then_la1 
+  //SEG58 [23] if((byte) current_bit#5!=(byte/signed byte/word/signed word) 0) goto scroll_bit::@1 [ nxt#31 current_chargen#27 current_bit#5 ] ( main:2::scroll_soft:10::scroll_bit:17 [ nxt#31 current_chargen#27 current_bit#5 ] ) -- vbuz1_neq_0_then_la1 
     bne b1
   //SEG59 [24] phi from scroll_bit to scroll_bit::@4 [phi:scroll_bit->scroll_bit::@4]
   //SEG60 scroll_bit::@4
@@ -12917,7 +12917,7 @@ scroll_bit: {
     // (byte*) current_chargen#5 = (byte*~) scroll_bit::$5  // register copy zp ZP_PTR_BYTE:3
   //SEG69 [32] phi from scroll_bit::@8 to scroll_bit::@1 [phi:scroll_bit::@8->scroll_bit::@1]
   //SEG70 [32] phi (byte*) nxt#36 = (byte*) nxt#19 [phi:scroll_bit::@8->scroll_bit::@1#0] -- register_copy 
-  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- zpby1=coby1 
+  //SEG71 [32] phi (byte) current_bit#21 = (byte/word/signed word) 128 [phi:scroll_bit::@8->scroll_bit::@1#1] -- vbuz1=coby1 
     lda #$80
     sta current_bit
   //SEG72 [32] phi (byte*) current_chargen#19 = (byte*) current_chargen#5 [phi:scroll_bit::@8->scroll_bit::@1#2] -- register_copy 
@@ -12953,7 +12953,7 @@ scroll_bit: {
     stx $ff
     ldy $ff
     lda (current_chargen),y
-  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_zpby1 
+  //SEG91 [38] (byte~) scroll_bit::$10 ← (byte) scroll_bit::bits#0 & (byte) current_bit#21 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 scroll_bit::$10 ] ) -- vbuaa=vbuaa_band_vbuz1 
     and current_bit
   //SEG92 [39] if((byte~) scroll_bit::$10==(byte/signed byte/word/signed word) 0) goto scroll_bit::@3 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ( main:2::scroll_soft:10::scroll_bit:17 [ current_bit#21 nxt#36 current_chargen#19 scroll_bit::r#2 scroll_bit::sc#2 ] ) -- vbuaa_eq_0_then_la1 
     cmp #0
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/signed-bytes.log b/src/main/java/dk/camelot64/kickc/test/ref/signed-bytes.log
index 39ccbdbc1..58beacf89 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/signed-bytes.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/signed-bytes.log
@@ -691,16 +691,16 @@ main: {
     .label j = 3
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
-  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- zpsby1=cosby1 
+  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- vbsz1=cosby1 
     lda #-$7f
     sta i
     jmp b1
   //SEG13 main::@1
   b1:
-  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- zpsby1_lt_coby1_then_la1 
+  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- vbsz1_lt_coby1_then_la1 
     lda i
     sec
     sbc #$7f
@@ -715,16 +715,16 @@ main: {
     rts
   //SEG17 main::@2
   b2:
-  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- zpby1=_byte_zpsby1 
+  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuz1=_byte_vbsz2 
     lda i
     sta _2
-  //SEG19 [9] *((const byte[]) main::screen#0 + (byte) main::j#2) ← (byte~) main::$2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG19 [9] *((const byte[]) main::screen#0 + (byte) main::j#2) ← (byte~) main::$2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _2
     ldx j
     sta screen,x
-  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- zpsby1=_inc_zpsby1 
+  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- vbsz1=_inc_vbsz1 
     inc i
-  //SEG21 [11] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#1 main::j#1 ] ( main:2 [ main::i#1 main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG21 [11] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#1 main::j#1 ] ( main:2 [ main::i#1 main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
   //SEG22 [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
   b1_from_b2:
@@ -798,12 +798,12 @@ main: {
   b1_from_main:
   //SEG11 [5] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuxx=coby1 
     ldx #0
-  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- zpsby1=cosby1 
+  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- vbsz1=cosby1 
     lda #-$7f
     sta i
   //SEG13 main::@1
   b1:
-  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- zpsby1_lt_coby1_then_la1 
+  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- vbsz1_lt_coby1_then_la1 
     lda i
     sec
     sbc #$7f
@@ -817,11 +817,11 @@ main: {
     rts
   //SEG17 main::@2
   b2:
-  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_zpsby1 
+  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_vbsz1 
     lda i
   //SEG19 [9] *((const byte[]) main::screen#0 + (byte) main::j#2) ← (byte~) main::$2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta screen,x
-  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- zpsby1=_inc_zpsby1 
+  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- vbsz1=_inc_vbsz1 
     inc i
   //SEG21 [11] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#1 main::j#1 ] ( main:2 [ main::i#1 main::j#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -861,12 +861,12 @@ main: {
   b1_from_main:
   //SEG11 [5] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuxx=coby1 
     ldx #0
-  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- zpsby1=cosby1 
+  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- vbsz1=cosby1 
     lda #-$7f
     sta i
   //SEG13 main::@1
   b1:
-  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- zpsby1_lt_coby1_then_la1 
+  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- vbsz1_lt_coby1_then_la1 
     lda i
     sec
     sbc #$7f
@@ -880,11 +880,11 @@ main: {
     rts
   //SEG17 main::@2
   b2:
-  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_zpsby1 
+  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_vbsz1 
     lda i
   //SEG19 [9] *((const byte[]) main::screen#0 + (byte) main::j#2) ← (byte~) main::$2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta screen,x
-  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- zpsby1=_inc_zpsby1 
+  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- vbsz1=_inc_vbsz1 
     inc i
   //SEG21 [11] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#1 main::j#1 ] ( main:2 [ main::i#1 main::j#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -922,12 +922,12 @@ main: {
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   //SEG11 [5] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuxx=coby1 
     ldx #0
-  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- zpsby1=cosby1 
+  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- vbsz1=cosby1 
     lda #-$7f
     sta i
   //SEG13 main::@1
   b1:
-  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- zpsby1_lt_coby1_then_la1 
+  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- vbsz1_lt_coby1_then_la1 
     lda i
     sec
     sbc #$7f
@@ -940,11 +940,11 @@ main: {
     rts
   //SEG17 main::@2
   b2:
-  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_zpsby1 
+  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_vbsz1 
     lda i
   //SEG19 [9] *((const byte[]) main::screen#0 + (byte) main::j#2) ← (byte~) main::$2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta screen,x
-  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- zpsby1=_inc_zpsby1 
+  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- vbsz1=_inc_vbsz1 
     inc i
   //SEG21 [11] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#1 main::j#1 ] ( main:2 [ main::i#1 main::j#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
@@ -997,12 +997,12 @@ main: {
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   //SEG11 [5] phi (byte) main::j#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuxx=coby1 
     ldx #0
-  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- zpsby1=cosby1 
+  //SEG12 [5] phi (signed byte) main::i#2 = -(byte/signed byte/word/signed word) 127 [phi:main->main::@1#1] -- vbsz1=cosby1 
     lda #-$7f
     sta i
   //SEG13 main::@1
   b1:
-  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- zpsby1_lt_coby1_then_la1 
+  //SEG14 [6] if((signed byte) main::i#2<(byte/signed byte/word/signed word) 127) goto main::@2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- vbsz1_lt_coby1_then_la1 
     lda i
     sec
     sbc #$7f
@@ -1015,11 +1015,11 @@ main: {
     rts
   //SEG17 main::@2
   b2:
-  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_zpsby1 
+  //SEG18 [8] (byte~) main::$2 ← ((byte)) (signed byte) main::i#2 [ main::i#2 main::j#2 main::$2 ] ( main:2 [ main::i#2 main::j#2 main::$2 ] ) -- vbuaa=_byte_vbsz1 
     lda i
   //SEG19 [9] *((const byte[]) main::screen#0 + (byte) main::j#2) ← (byte~) main::$2 [ main::i#2 main::j#2 ] ( main:2 [ main::i#2 main::j#2 ] ) -- cowo1_derefidx_vbuxx=vbuaa 
     sta screen,x
-  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- zpsby1=_inc_zpsby1 
+  //SEG20 [10] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 [ main::j#2 main::i#1 ] ( main:2 [ main::j#2 main::i#1 ] ) -- vbsz1=_inc_vbsz1 
     inc i
   //SEG21 [11] (byte) main::j#1 ← ++ (byte) main::j#2 [ main::i#1 main::j#1 ] ( main:2 [ main::i#1 main::j#1 ] ) -- vbuxx=_inc_vbuxx 
     inx
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/sinus-basic.log b/src/main/java/dk/camelot64/kickc/test/ref/sinus-basic.log
index d7026de58..565cea422 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/sinus-basic.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/sinus-basic.log
@@ -6522,13 +6522,13 @@ main: {
     sta char_cursor
     lda #>$400
     sta char_cursor+1
-  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- zpby1=coby1 
+  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- vbuz1=coby1 
     lda #1
     sta i
     jmp b1
   //SEG25 main::@1
   b1:
-  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _3
     lda #0
@@ -6663,9 +6663,9 @@ main: {
     jmp b16
   //SEG74 main::@16
   b16:
-  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1=_inc_zpby1 
+  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$1a
     bne b17
@@ -6728,10 +6728,10 @@ print_word: {
     .label _0 = $19
     .label _2 = $1a
     .label w = $17
-  //SEG94 [45] (byte~) print_word::$0 ← > (word) print_word::w#0 [ char_cursor#32 print_word::w#0 print_word::$0 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#32 print_word::w#0 print_word::$0 ] ) -- zpby1=_hi_zpwo1 
+  //SEG94 [45] (byte~) print_word::$0 ← > (word) print_word::w#0 [ char_cursor#32 print_word::w#0 print_word::$0 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#32 print_word::w#0 print_word::$0 ] ) -- vbuz1=_hi_zpwo1 
     lda w+1
     sta _0
-  //SEG95 [46] (byte) print_byte::b#0 ← (byte~) print_word::$0 [ char_cursor#32 print_word::w#0 print_byte::b#0 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#32 print_word::w#0 print_byte::b#0 ] ) -- zpby1=zpby2 
+  //SEG95 [46] (byte) print_byte::b#0 ← (byte~) print_word::$0 [ char_cursor#32 print_word::w#0 print_byte::b#0 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#32 print_word::w#0 print_byte::b#0 ] ) -- vbuz1=vbuz2 
     lda _0
     sta print_byte.b
   //SEG96 [47] call print_byte param-assignment [ print_word::w#0 char_cursor#10 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 ] )
@@ -6743,10 +6743,10 @@ print_word: {
     jmp b1
   //SEG100 print_word::@1
   b1:
-  //SEG101 [48] (byte~) print_word::$2 ← < (word) print_word::w#0 [ char_cursor#10 print_word::$2 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#10 print_word::$2 ] ) -- zpby1=_lo_zpwo1 
+  //SEG101 [48] (byte~) print_word::$2 ← < (word) print_word::w#0 [ char_cursor#10 print_word::$2 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#10 print_word::$2 ] ) -- vbuz1=_lo_zpwo1 
     lda w
     sta _2
-  //SEG102 [49] (byte) print_byte::b#1 ← (byte~) print_word::$2 [ char_cursor#10 print_byte::b#1 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::b#1 ] ) -- zpby1=zpby2 
+  //SEG102 [49] (byte) print_byte::b#1 ← (byte~) print_word::$2 [ char_cursor#10 print_byte::b#1 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::b#1 ] ) -- vbuz1=vbuz2 
     lda _2
     sta print_byte.b
   //SEG103 [50] call print_byte param-assignment [ char_cursor#10 ] ( main:2::print_word:33 [ main::i#10 line_cursor#13 char_cursor#10 ] )
@@ -6768,18 +6768,18 @@ print_byte: {
     .label _3 = $1d
     .label _4 = $1e
     .label b = 5
-  //SEG110 [53] (byte~) print_byte::$0 ← (byte) print_byte::b#2 >> (byte/signed byte/word/signed word) 4 [ print_byte::b#2 char_cursor#31 print_byte::$0 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#31 print_byte::$0 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#31 print_byte::$0 ] ) -- zpby1=zpby2_ror_4 
+  //SEG110 [53] (byte~) print_byte::$0 ← (byte) print_byte::b#2 >> (byte/signed byte/word/signed word) 4 [ print_byte::b#2 char_cursor#31 print_byte::$0 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#31 print_byte::$0 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#31 print_byte::$0 ] ) -- vbuz1=vbuz2_ror_4 
     lda b
     lsr
     lsr
     lsr
     lsr
     sta _0
-  //SEG111 [54] (byte~) print_byte::$1 ← (const byte[]) print_byte::hextab#0 *idx (byte~) print_byte::$0 [ print_byte::b#2 char_cursor#31 print_byte::$1 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#31 print_byte::$1 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#31 print_byte::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG111 [54] (byte~) print_byte::$1 ← (const byte[]) print_byte::hextab#0 *idx (byte~) print_byte::$0 [ print_byte::b#2 char_cursor#31 print_byte::$1 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#31 print_byte::$1 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#31 print_byte::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx _0
     lda hextab,x
     sta _1
-  //SEG112 [55] (byte) print_char::ch#0 ← (byte~) print_byte::$1 [ print_byte::b#2 char_cursor#31 print_char::ch#0 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#31 print_char::ch#0 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#31 print_char::ch#0 ] ) -- zpby1=zpby2 
+  //SEG112 [55] (byte) print_char::ch#0 ← (byte~) print_byte::$1 [ print_byte::b#2 char_cursor#31 print_char::ch#0 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#31 print_char::ch#0 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#31 print_char::ch#0 ] ) -- vbuz1=vbuz2 
     lda _1
     sta print_char.ch
   //SEG113 [56] call print_char param-assignment [ char_cursor#10 print_byte::b#2 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_byte::b#2 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::b#2 ] )
@@ -6791,15 +6791,15 @@ print_byte: {
     jmp b1
   //SEG117 print_byte::@1
   b1:
-  //SEG118 [57] (byte~) print_byte::$3 ← (byte) print_byte::b#2 & (byte/signed byte/word/signed word) 15 [ char_cursor#10 print_byte::$3 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_byte::$3 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::$3 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG118 [57] (byte~) print_byte::$3 ← (byte) print_byte::b#2 & (byte/signed byte/word/signed word) 15 [ char_cursor#10 print_byte::$3 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_byte::$3 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::$3 ] ) -- vbuz1=vbuz2_band_coby1 
     lda b
     and #$f
     sta _3
-  //SEG119 [58] (byte~) print_byte::$4 ← (const byte[]) print_byte::hextab#0 *idx (byte~) print_byte::$3 [ char_cursor#10 print_byte::$4 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_byte::$4 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::$4 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG119 [58] (byte~) print_byte::$4 ← (const byte[]) print_byte::hextab#0 *idx (byte~) print_byte::$3 [ char_cursor#10 print_byte::$4 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_byte::$4 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_byte::$4 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx _3
     lda hextab,x
     sta _4
-  //SEG120 [59] (byte) print_char::ch#1 ← (byte~) print_byte::$4 [ char_cursor#10 print_char::ch#1 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_char::ch#1 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_char::ch#1 ] ) -- zpby1=zpby2 
+  //SEG120 [59] (byte) print_char::ch#1 ← (byte~) print_byte::$4 [ char_cursor#10 print_char::ch#1 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 print_char::ch#1 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 print_char::ch#1 ] ) -- vbuz1=vbuz2 
     lda _4
     sta print_char.ch
   //SEG121 [60] call print_char param-assignment [ char_cursor#10 ] ( main:2::print_word:33::print_byte:47 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#10 ] main:2::print_word:33::print_byte:50 [ main::i#10 line_cursor#13 char_cursor#10 ] )
@@ -6818,7 +6818,7 @@ print_byte: {
 //SEG127 print_char
 print_char: {
     .label ch = 6
-  //SEG128 [63] *((byte*) char_cursor#23) ← (byte) print_char::ch#2 [ char_cursor#23 ] ( main:2::print_word:33::print_byte:47::print_char:56 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#23 ] main:2::print_word:33::print_byte:50::print_char:56 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#23 ] main:2::print_word:33::print_byte:47::print_char:60 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#23 ] main:2::print_word:33::print_byte:50::print_char:60 [ main::i#10 line_cursor#13 char_cursor#23 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG128 [63] *((byte*) char_cursor#23) ← (byte) print_char::ch#2 [ char_cursor#23 ] ( main:2::print_word:33::print_byte:47::print_char:56 [ main::i#10 line_cursor#13 print_word::w#0 print_byte::b#2 char_cursor#23 ] main:2::print_word:33::print_byte:50::print_char:56 [ main::i#10 line_cursor#13 print_byte::b#2 char_cursor#23 ] main:2::print_word:33::print_byte:47::print_char:60 [ main::i#10 line_cursor#13 print_word::w#0 char_cursor#23 ] main:2::print_word:33::print_byte:50::print_char:60 [ main::i#10 line_cursor#13 char_cursor#23 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda ch
     sta (char_cursor),y
@@ -6887,16 +6887,16 @@ prepareMEM: {
     .label _0 = $23
     .label _1 = $24
     .label mem = 9
-  //SEG147 [75] (byte~) prepareMEM::$0 ← < (byte*) prepareMEM::mem#5 [ prepareMEM::mem#5 prepareMEM::$0 ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::setFAC:5::prepareMEM:94 [ prepareMEM::mem#5 prepareMEM::$0 ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ prepareMEM::mem#5 prepareMEM::$0 ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] ) -- zpby1=_lo_zpptrby1 
+  //SEG147 [75] (byte~) prepareMEM::$0 ← < (byte*) prepareMEM::mem#5 [ prepareMEM::mem#5 prepareMEM::$0 ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::setFAC:5::prepareMEM:94 [ prepareMEM::mem#5 prepareMEM::$0 ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ prepareMEM::mem#5 prepareMEM::$0 ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 prepareMEM::$0 ] ) -- vbuz1=_lo_zpptrby1 
     lda mem
     sta _0
-  //SEG148 [76] *((const byte*) memLo#0) ← (byte~) prepareMEM::$0 [ prepareMEM::mem#5 ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::setFAC:5::prepareMEM:94 [ prepareMEM::mem#5 ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ prepareMEM::mem#5 ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] ) -- _deref_cowo1=zpby1 
+  //SEG148 [76] *((const byte*) memLo#0) ← (byte~) prepareMEM::$0 [ prepareMEM::mem#5 ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::setFAC:5::prepareMEM:94 [ prepareMEM::mem#5 ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ prepareMEM::mem#5 ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::mem#5 ] ) -- _deref_cowo1=vbuz1 
     lda _0
     sta memLo
-  //SEG149 [77] (byte~) prepareMEM::$1 ← > (byte*) prepareMEM::mem#5 [ prepareMEM::$1 ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::setFAC:5::prepareMEM:94 [ prepareMEM::$1 ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ prepareMEM::$1 ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] ) -- zpby1=_hi_zpptrby1 
+  //SEG149 [77] (byte~) prepareMEM::$1 ← > (byte*) prepareMEM::mem#5 [ prepareMEM::$1 ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::setFAC:5::prepareMEM:94 [ prepareMEM::$1 ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ prepareMEM::$1 ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 prepareMEM::$1 ] ) -- vbuz1=_hi_zpptrby1 
     lda mem+1
     sta _1
-  //SEG150 [78] *((const byte*) memHi#0) ← (byte~) prepareMEM::$1 [ ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::setFAC:5::prepareMEM:94 [ ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG150 [78] *((const byte*) memHi#0) ← (byte~) prepareMEM::$1 [ ] ( main:2::addMEMtoFAC:27::prepareMEM:71 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::mulFACbyMEM:15::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::mulFACbyMEM:25::prepareMEM:82 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::divMEMbyFAC:21::prepareMEM:88 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::setFAC:5::prepareMEM:94 [ ] main:2::setFAC:13::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::setFAC:19::prepareMEM:94 [ main::i#10 char_cursor#32 line_cursor#13 ] main:2::setMEMtoFAC:9::prepareMEM:99 [ ] main:2::setMEMtoFAC:17::prepareMEM:99 [ main::i#10 char_cursor#32 line_cursor#13 ] ) -- _deref_cowo1=vbuz1 
     lda _1
     sta memHi
     jmp breturn
@@ -7270,12 +7270,12 @@ main: {
     sta char_cursor
     lda #>$400
     sta char_cursor+1
-  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- zpby1=coby1 
+  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- vbuz1=coby1 
     lda #1
     sta i
   //SEG25 main::@1
   b1:
-  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _3
     lda #0
@@ -7387,9 +7387,9 @@ main: {
     jsr print_ln
   //SEG74 main::@16
   b16:
-  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1=_inc_zpby1 
+  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$1a
     bne b17
@@ -7790,12 +7790,12 @@ main: {
     sta char_cursor
     lda #>$400
     sta char_cursor+1
-  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- zpby1=coby1 
+  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- vbuz1=coby1 
     lda #1
     sta i
   //SEG25 main::@1
   b1:
-  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _3
     lda #0
@@ -7891,9 +7891,9 @@ main: {
     jsr print_ln
   //SEG74 main::@16
   b16:
-  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1=_inc_zpby1 
+  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$1a
     bne b17
@@ -8308,12 +8308,12 @@ main: {
     sta char_cursor
     lda #>$400
     sta char_cursor+1
-  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- zpby1=coby1 
+  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- vbuz1=coby1 
     lda #1
     sta i
   //SEG25 main::@1
   b1:
-  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _3
     lda #0
@@ -8397,9 +8397,9 @@ main: {
   //SEG73 [40] phi from main::@15 to print_ln [phi:main::@15->print_ln]
     jsr print_ln
   //SEG74 main::@16
-  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1=_inc_zpby1 
+  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$1a
     bne b17
@@ -8870,12 +8870,12 @@ main: {
     sta char_cursor
     lda #>$400
     sta char_cursor+1
-  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- zpby1=coby1 
+  //SEG24 [10] phi (byte) main::i#10 = (byte/signed byte/word/signed word) 1 [phi:main::@4->main::@1#2] -- vbuz1=coby1 
     lda #1
     sta i
   //SEG25 main::@1
   b1:
-  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [11] (word~) main::$3 ← ((word)) (byte) main::i#10 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ( main:2 [ main::i#10 char_cursor#32 line_cursor#13 main::$3 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _3
     lda #0
@@ -8959,9 +8959,9 @@ main: {
   //SEG73 [40] phi from main::@15 to print_ln [phi:main::@15->print_ln]
     jsr print_ln
   //SEG74 main::@16
-  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1=_inc_zpby1 
+  //SEG75 [36] (byte) main::i#1 ← ++ (byte) main::i#10 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG76 [37] if((byte) main::i#1!=(byte/signed byte/word/signed word) 26) goto main::@17 [ main::i#1 print_ln::$0 ] ( main:2 [ main::i#1 print_ln::$0 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$1a
     bne b17
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/sinus-sprites.log b/src/main/java/dk/camelot64/kickc/test/ref/sinus-sprites.log
index 00e39985d..8123658fe 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/sinus-sprites.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/sinus-sprites.log
@@ -19941,10 +19941,10 @@ main: {
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
   b2_from_main:
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
     jmp b2
@@ -19997,22 +19997,22 @@ anim: {
     .label j2_3 = 6
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- zpby1=zpby2 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_y
     sta yidx
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
   b1_from_anim:
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2_3
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -20027,11 +20027,11 @@ anim: {
     jmp b1
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx xidx
     lda sintab_x,x
     sta _1
-  //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_zpby1 
+  //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuz1 
     lda _1
     clc
     adc #<$1e
@@ -20039,45 +20039,45 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby2_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz2_rol_1 
     lda x_msb
     asl
     sta _3
-  //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- zpby1=_hi_zpwo1 
+  //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuz1=_hi_zpwo1 
     lda x+1
     sta _4
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _3
     ora _4
     sta x_msb
-  //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- zpby1=_lo_zpwo1 
+  //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuz1=_lo_zpwo1 
     lda x
     sta _6
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _6
     ldx j2_3
     sta SPRITES_XPOS,x
-  //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx yidx
     lda sintab_y,x
     sta _7
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _7
     ldx j2_3
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda xidx
     cmp #sinlen_x
     bcc b2_from_b1
     jmp b6
   //SEG56 anim::@6
   b6:
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -20089,19 +20089,19 @@ anim: {
     jmp b2
   //SEG60 anim::@2
   b2:
-  //SEG61 [29] (byte) anim::yidx#1 ← (byte) anim::yidx#3 + (byte/signed byte/word/signed word) 8 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG61 [29] (byte) anim::yidx#1 ← (byte) anim::yidx#3 + (byte/signed byte/word/signed word) 8 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda yidx
     clc
     adc #8
     sta yidx
-  //SEG62 [30] if((byte) anim::yidx#1<(const byte) sinlen_y#0) goto anim::@3 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG62 [30] if((byte) anim::yidx#1<(const byte) sinlen_y#0) goto anim::@3 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda yidx
     cmp #sinlen_y
     bcc b3_from_b2
     jmp b7
   //SEG63 anim::@7
   b7:
-  //SEG64 [31] (byte) anim::yidx#2 ← (byte) anim::yidx#1 - (const byte) sinlen_y#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG64 [31] (byte) anim::yidx#2 ← (byte) anim::yidx#1 - (const byte) sinlen_y#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda yidx
     sec
     sbc #sinlen_y
@@ -20113,49 +20113,49 @@ anim: {
     jmp b3
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- zpby1=_dec_zpby2 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuz1=_dec_vbuz2 
     lda j2_3
     sta j2
     dec j2
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_zpby2 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuz2 
     lda j2
     sta j2_2
     dec j2_2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1_from_b3
     jmp b8
   //SEG72 anim::@8
   b8:
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b14_from_b8
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
   b4_from_b8:
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
     jmp b4
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b15_from_b4
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
   b5_from_b4:
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
     jmp b5
@@ -20196,7 +20196,7 @@ init: {
     jsr clear_screen
   //SEG98 [50] phi from init to init::@1 [phi:init->init::@1]
   b1_from_init:
-  //SEG99 [50] phi (byte) init::i#2 = (byte/signed byte/word/signed word) 0 [phi:init->init::@1#0] -- zpby1=coby1 
+  //SEG99 [50] phi (byte) init::i#2 = (byte/signed byte/word/signed word) 0 [phi:init->init::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -20206,17 +20206,17 @@ init: {
     jmp b1
   //SEG102 init::@1
   b1:
-  //SEG103 [51] *((const byte*) COLS#0 + (byte) init::i#2) ← (byte/signed byte/word/signed word) 0 [ init::i#2 ] ( main:2::init:5 [ init::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG103 [51] *((const byte*) COLS#0 + (byte) init::i#2) ← (byte/signed byte/word/signed word) 0 [ init::i#2 ] ( main:2::init:5 [ init::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #0
     ldx i
     sta COLS,x
-  //SEG104 [52] *((const byte*) COLS#0+(byte/signed byte/word/signed word) 40 + (byte) init::i#2) ← (byte/signed byte/word/signed word) 11 [ init::i#2 ] ( main:2::init:5 [ init::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG104 [52] *((const byte*) COLS#0+(byte/signed byte/word/signed word) 40 + (byte) init::i#2) ← (byte/signed byte/word/signed word) 11 [ init::i#2 ] ( main:2::init:5 [ init::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #$b
     ldx i
     sta COLS+$28,x
-  //SEG105 [53] (byte) init::i#1 ← ++ (byte) init::i#2 [ init::i#1 ] ( main:2::init:5 [ init::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG105 [53] (byte) init::i#1 ← ++ (byte) init::i#2 [ init::i#1 ] ( main:2::init:5 [ init::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG106 [54] if((byte) init::i#1!=(byte/signed byte/word/signed word) 40) goto init::@1 [ init::i#1 ] ( main:2::init:5 [ init::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG106 [54] if((byte) init::i#1!=(byte/signed byte/word/signed word) 40) goto init::@1 [ init::i#1 ] ( main:2::init:5 [ init::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$28
     bne b1_from_b1
@@ -20263,13 +20263,13 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
-  //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- zpby1=coby1 
+  //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuz1=coby1 
     lda #$ff
     sta gen_sintab.max
     jsr gen_sintab
@@ -20300,13 +20300,13 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
-  //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- zpby1=coby1 
+  //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuz1=coby1 
     lda #$d0
     sta gen_sintab.max
     jsr gen_sintab
@@ -20380,7 +20380,7 @@ gen_sintab: {
     .label min = $d
     .label length = $e
     .label sintab = $f
-  //SEG158 [77] (word~) gen_sintab::$0 ← ((word)) (byte) gen_sintab::max#2 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$0 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$0 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$0 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG158 [77] (word~) gen_sintab::$0 ← ((word)) (byte) gen_sintab::max#2 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$0 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$0 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$0 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda max
     sta _0
     lda #0
@@ -20409,7 +20409,7 @@ gen_sintab: {
     lda #0
     ldx #0
     ldy #0
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     lda #0
@@ -20532,10 +20532,10 @@ gen_sintab: {
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   b1_from_b12:
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -20547,7 +20547,7 @@ gen_sintab: {
     jmp b1
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -20593,7 +20593,7 @@ gen_sintab: {
     jmp b16
   //SEG235 gen_sintab::@16
   b16:
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -20677,10 +20677,10 @@ gen_sintab: {
     sta _23
     lda getFAC.return_2+1
     sta _23+1
-  //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- zpby1=_byte_zpwo1 
+  //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuz1=_byte_zpwo1 
     lda _23
     sta _24
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=zpby2 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuz2 
     lda _24
     ldy i
     sta (sintab),y
@@ -20689,9 +20689,9 @@ gen_sintab: {
     jmp b23
   //SEG268 gen_sintab::@23
   b23:
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1_from_b23
@@ -20708,19 +20708,19 @@ gen_sintab: {
 progress_inc: {
     .label _2 = $47
     .label _3 = $48
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1_from_progress_inc
     jmp b2
   //SEG276 progress_inc::@2
   b2:
-  //SEG277 [133] (byte~) progress_inc::$2 ← * (const byte[]) progress_inc::progress_chars#0+(byte/signed byte/word/signed word) 8 [ progress_cursor#34 progress_inc::$2 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_inc::$2 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_inc::$2 ] ) -- zpby1=_deref_cowo1 
+  //SEG277 [133] (byte~) progress_inc::$2 ← * (const byte[]) progress_inc::progress_chars#0+(byte/signed byte/word/signed word) 8 [ progress_cursor#34 progress_inc::$2 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_inc::$2 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_inc::$2 ] ) -- vbuz1=_deref_cowo1 
     lda progress_chars+8
     sta _2
-  //SEG278 [134] *((byte*) progress_cursor#34) ← (byte~) progress_inc::$2 [ progress_cursor#34 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG278 [134] *((byte*) progress_cursor#34) ← (byte~) progress_inc::$2 [ progress_cursor#34 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda _2
     sta (progress_cursor),y
@@ -20732,7 +20732,7 @@ progress_inc: {
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   b1_from_b2:
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -20743,11 +20743,11 @@ progress_inc: {
     jmp b1
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx progress_idx
     lda progress_chars,x
     sta _3
-  //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda _3
     sta (progress_cursor),y
@@ -20814,16 +20814,16 @@ prepareMEM: {
     .label _0 = $4d
     .label _1 = $4e
     .label mem = $17
-  //SEG307 [150] (byte~) prepareMEM::$0 ← < (byte*) prepareMEM::mem#5 [ prepareMEM::mem#5 prepareMEM::$0 ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] ) -- zpby1=_lo_zpptrby1 
+  //SEG307 [150] (byte~) prepareMEM::$0 ← < (byte*) prepareMEM::mem#5 [ prepareMEM::mem#5 prepareMEM::$0 ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 prepareMEM::$0 ] ) -- vbuz1=_lo_zpptrby1 
     lda mem
     sta _0
-  //SEG308 [151] *((const byte*) memLo#0) ← (byte~) prepareMEM::$0 [ prepareMEM::mem#5 ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] ) -- _deref_cowo1=zpby1 
+  //SEG308 [151] *((const byte*) memLo#0) ← (byte~) prepareMEM::$0 [ prepareMEM::mem#5 ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::mem#5 ] ) -- _deref_cowo1=vbuz1 
     lda _0
     sta memLo
-  //SEG309 [152] (byte~) prepareMEM::$1 ← > (byte*) prepareMEM::mem#5 [ prepareMEM::$1 ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] ) -- zpby1=_hi_zpptrby1 
+  //SEG309 [152] (byte~) prepareMEM::$1 ← > (byte*) prepareMEM::mem#5 [ prepareMEM::$1 ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 prepareMEM::$1 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 prepareMEM::$1 ] ) -- vbuz1=_hi_zpptrby1 
     lda mem+1
     sta _1
-  //SEG310 [153] *((const byte*) memHi#0) ← (byte~) prepareMEM::$1 [ ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- _deref_cowo1=zpby1 
+  //SEG310 [153] *((const byte*) memHi#0) ← (byte~) prepareMEM::$1 [ ] ( main:2::init:5::gen_sintab:62::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:99::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::addMEMtoFAC:120::prepareMEM:146 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:107::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::mulFACbyMEM:118::prepareMEM:157 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:95::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::divMEMbyFAC:114::prepareMEM:164 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setFAC:79::prepareMEM:170 [ gen_sintab::min#2 gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setFAC:85::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setFAC:93::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::setFAC:105::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::setFAC:112::prepareMEM:170 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:87::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:91::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:97::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:101::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 progress_init::line#2 ] main:2::init:5::gen_sintab:62::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66::setMEMtoFAC:109::prepareMEM:175 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- _deref_cowo1=vbuz1 
     lda _1
     sta memHi
     jmp breturn
@@ -20993,7 +20993,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -21004,11 +21004,11 @@ gen_sprites: {
     jmp b1
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda cml,x
     sta _0
-  //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- zpby1=zpby2 
+  //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuz1=vbuz2 
     lda _0
     sta gen_chargen_sprite.ch
   //SEG375 [188] (byte*) gen_chargen_sprite::sprite#0 ← (byte*) gen_sprites::spr#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 gen_chargen_sprite::sprite#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 gen_chargen_sprite::sprite#0 ] ) -- zpptrby1=zpptrby2 
@@ -21029,9 +21029,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1_from_b3
@@ -21058,7 +21058,7 @@ gen_chargen_sprite: {
     .label x = $26
     .label y = $24
     .label c = $27
-  //SEG384 [194] (word~) gen_chargen_sprite::$0 ← ((word)) (byte) gen_chargen_sprite::ch#0 [ gen_chargen_sprite::sprite#0 gen_chargen_sprite::$0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::sprite#0 gen_chargen_sprite::$0 ] ) -- zpwo1=_word_zpby1 
+  //SEG384 [194] (word~) gen_chargen_sprite::$0 ← ((word)) (byte) gen_chargen_sprite::ch#0 [ gen_chargen_sprite::sprite#0 gen_chargen_sprite::$0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::sprite#0 gen_chargen_sprite::$0 ] ) -- zpwo1=_word_vbuz1 
     lda ch
     sta _0
     lda #0
@@ -21098,7 +21098,7 @@ gen_chargen_sprite: {
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   b1_from_gen_chargen_sprite:
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -21109,20 +21109,20 @@ gen_chargen_sprite: {
     jmp b1
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
   b2_from_b1:
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
-  //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- zpby1=coby1 
+  //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuz1=coby1 
     lda #0
     sta s_gen_cnt
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     lda #0
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
@@ -21137,11 +21137,11 @@ gen_chargen_sprite: {
     jmp b2
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- zpby1=zpby2_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuz1=vbuz2_band_coby1 
     lda bits
     and #$80
     sta _4
-  //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- zpby1_eq_0_then_la1 
+  //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuz1_eq_0_then_la1 
     lda _4
     beq b3_from_b2
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
@@ -21151,13 +21151,13 @@ gen_chargen_sprite: {
   b6:
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
   b3_from_b6:
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
     jmp b3
@@ -21166,7 +21166,7 @@ gen_chargen_sprite: {
   //SEG419 [206] phi from gen_chargen_sprite::@3 to gen_chargen_sprite::@4 [phi:gen_chargen_sprite::@3->gen_chargen_sprite::@4]
   b4_from_b3:
   //SEG420 [206] phi (byte*) gen_chargen_sprite::sprite#3 = (byte*) gen_chargen_sprite::sprite#10 [phi:gen_chargen_sprite::@3->gen_chargen_sprite::@4#0] -- register_copy 
-  //SEG421 [206] phi (byte) gen_chargen_sprite::b#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@3->gen_chargen_sprite::@4#1] -- zpby1=coby1 
+  //SEG421 [206] phi (byte) gen_chargen_sprite::b#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@3->gen_chargen_sprite::@4#1] -- vbuz1=coby1 
     lda #0
     sta b
   //SEG422 [206] phi (byte) gen_chargen_sprite::s_gen_cnt#3 = (byte) gen_chargen_sprite::s_gen_cnt#4 [phi:gen_chargen_sprite::@3->gen_chargen_sprite::@4#2] -- register_copy 
@@ -21181,32 +21181,32 @@ gen_chargen_sprite: {
     jmp b4
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- zpby1=zpby2_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuz1=vbuz2_rol_1 
     lda s_gen
     asl
     sta _7
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=zpby2_bor_zpby3 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuz2_bor_vbuz3 
     lda _7
     ora c
     sta s_gen
-  //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuz1=_inc_vbuz1 
     inc s_gen_cnt
-  //SEG433 [210] if((byte) gen_chargen_sprite::s_gen_cnt#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@5 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG433 [210] if((byte) gen_chargen_sprite::s_gen_cnt#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@5 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda s_gen_cnt
     cmp #8
     bne b5_from_b4
     jmp b7
   //SEG434 gen_chargen_sprite::@7
   b7:
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #6
     sta (sprite),y
@@ -21218,10 +21218,10 @@ gen_chargen_sprite: {
   //SEG439 [215] phi from gen_chargen_sprite::@7 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5]
   b5_from_b7:
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
-  //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- zpby1=coby1 
+  //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuz1=coby1 
     lda #0
     sta s_gen_cnt
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     lda #0
     sta s_gen
     jmp b5
@@ -21233,20 +21233,20 @@ gen_chargen_sprite: {
     jmp b5
   //SEG447 gen_chargen_sprite::@5
   b5:
-  //SEG448 [216] (byte) gen_chargen_sprite::b#1 ← ++ (byte) gen_chargen_sprite::b#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG448 [216] (byte) gen_chargen_sprite::b#1 ← ++ (byte) gen_chargen_sprite::b#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ) -- vbuz1=_inc_vbuz1 
     inc b
-  //SEG449 [217] if((byte) gen_chargen_sprite::b#1!=(byte/signed byte/word/signed word) 3) goto gen_chargen_sprite::@4 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG449 [217] if((byte) gen_chargen_sprite::b#1!=(byte/signed byte/word/signed word) 3) goto gen_chargen_sprite::@4 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::c#3 gen_chargen_sprite::b#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda b
     cmp #3
     bne b4_from_b5
     jmp b8
   //SEG450 gen_chargen_sprite::@8
   b8:
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2_from_b8
@@ -21261,9 +21261,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1_from_b9
@@ -21302,19 +21302,19 @@ place_sprites: {
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
   b1_from_place_sprites:
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
-  //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- zpby1=coby1 
+  //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta j2_3
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
-  //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- zpby1=coby1 
+  //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuz1=coby1 
     lda #0
     sta j
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -21328,44 +21328,44 @@ place_sprites: {
     jmp b1
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda spr_id
     ldx j
     sta sprites_ptr,x
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda spr_x
     ldx j2_3
     sta SPRITES_XPOS,x
-  //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #$50
     ldx j2_3
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda col
     ldx j
     sta SPRITES_COLS,x
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
-  //SEG487 [238] (byte) place_sprites::j2#1 ← ++ (byte) place_sprites::j2#3 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 place_sprites::j2#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 place_sprites::j2#1 ] ) -- zpby1=_inc_zpby2 
+  //SEG487 [238] (byte) place_sprites::j2#1 ← ++ (byte) place_sprites::j2#3 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 place_sprites::j2#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 place_sprites::j2#1 ] ) -- vbuz1=_inc_vbuz2 
     lda j2_3
     sta j2
     inc j2
-  //SEG488 [239] (byte) place_sprites::j2#2 ← ++ (byte) place_sprites::j2#1 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ) -- zpby1=_inc_zpby2 
+  //SEG488 [239] (byte) place_sprites::j2#2 ← ++ (byte) place_sprites::j2#1 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ) -- vbuz1=_inc_vbuz2 
     lda j2
     sta j2_2
     inc j2_2
-  //SEG489 [240] (byte) place_sprites::j#1 ← ++ (byte) place_sprites::j#2 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG489 [240] (byte) place_sprites::j#1 ← ++ (byte) place_sprites::j#2 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG490 [241] if((byte) place_sprites::j#1!=(byte/signed byte/word/signed word) 7) goto place_sprites::@1 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG490 [241] if((byte) place_sprites::j#1!=(byte/signed byte/word/signed word) 7) goto place_sprites::@1 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#1 place_sprites::j#1 place_sprites::spr_x#1 place_sprites::j2#2 place_sprites::col#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1_from_b1
@@ -21666,10 +21666,10 @@ Uplifting [sinFAC] best 1073755 combination
 Uplifting [main] best 1073755 combination 
 Uplifting [progress_init] best 1073755 combination 
 MISSING FRAGMENTS
-  zpwo1=cowo1_plus_cowo2_derefidx_zpby1
+  zpwo1=cowo1_plus_cowo2_derefidx_vbuz1
   zpwo1=cowo1_plus_cowo2_derefidx_vbuxx
   zpwo1=cowo1_plus_cowo2_derefidx_vbuyy
-  zpby1=zpby2_bor__hi_zpwo1
+  vbuz1=vbuz2_bor__hi_zpwo1
 Attempting to uplift remaining variables inzp ZP_BYTE:40 [ gen_chargen_sprite::s_gen#3 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen#1 ]
 Uplifting [gen_chargen_sprite] best 1073755 combination zp ZP_BYTE:40 [ gen_chargen_sprite::s_gen#3 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen#1 ] 
 Attempting to uplift remaining variables inzp ZP_BYTE:38 [ gen_chargen_sprite::x#6 gen_chargen_sprite::x#1 ]
@@ -21887,10 +21887,10 @@ main: {
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
   b2_from_main:
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
     jmp b2
@@ -21932,21 +21932,21 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
   b1_from_anim:
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -21960,7 +21960,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -21970,35 +21970,35 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
     lda x+1
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     lda xidx
     cmp #sinlen_x
     bcc b2_from_b1
   //SEG56 anim::@6
   b6:
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -22030,46 +22030,46 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1_from_b3
   //SEG72 anim::@8
   b8:
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b14_from_b8
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
   b4_from_b8:
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b15_from_b4
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
   b5_from_b4:
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -22163,10 +22163,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -22197,10 +22197,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -22294,7 +22294,7 @@ gen_sintab: {
     lda #0
     ldx #0
     ldy #0
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     lda #0
@@ -22406,10 +22406,10 @@ gen_sintab: {
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   b1_from_b12:
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -22420,7 +22420,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -22460,7 +22460,7 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
   b16:
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -22531,16 +22531,16 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
   b23:
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1_from_b23
@@ -22554,9 +22554,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1_from_progress_inc
@@ -22575,7 +22575,7 @@ progress_inc: {
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   b1_from_b2:
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -22585,7 +22585,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -22791,7 +22791,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -22801,7 +22801,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -22823,9 +22823,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1_from_b3
@@ -22874,7 +22874,7 @@ gen_chargen_sprite: {
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   b1_from_gen_chargen_sprite:
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -22884,19 +22884,19 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
   b2_from_b1:
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     ldy #0
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     lda #0
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
@@ -22910,7 +22910,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -22922,13 +22922,13 @@ gen_chargen_sprite: {
   b6:
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
   b3_from_b6:
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -22949,10 +22949,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -22962,15 +22962,15 @@ gen_chargen_sprite: {
     bne b5_from_b4
   //SEG434 gen_chargen_sprite::@7
   b7:
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #6
     sta (sprite),y
@@ -22984,7 +22984,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     lda #0
     sta s_gen
     jmp b5
@@ -23002,11 +23002,11 @@ gen_chargen_sprite: {
     bne b4_from_b5
   //SEG450 gen_chargen_sprite::@8
   b8:
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2_from_b8
@@ -23020,9 +23020,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1_from_b9
@@ -23055,17 +23055,17 @@ place_sprites: {
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
   b1_from_place_sprites:
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -23078,26 +23078,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -23184,10 +23184,10 @@ main: {
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
   b2_from_main:
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -23228,21 +23228,21 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
   b1_from_anim:
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -23256,7 +23256,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -23266,32 +23266,32 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2_from_b1
   //SEG56 anim::@6
   b6:
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -23323,46 +23323,46 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1_from_b3
   //SEG72 anim::@8
   b8:
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b14_from_b8
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
   b4_from_b8:
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b15_from_b4
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
   b5_from_b4:
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -23456,10 +23456,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -23490,10 +23490,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -23587,7 +23587,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -23699,10 +23699,10 @@ gen_sintab: {
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   b1_from_b12:
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
     jmp b1
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
@@ -23712,7 +23712,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -23752,7 +23752,7 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
   b16:
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -23823,16 +23823,16 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
   b23:
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1_from_b23
@@ -23846,9 +23846,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1_from_progress_inc
@@ -23867,7 +23867,7 @@ progress_inc: {
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   b1_from_b2:
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -23877,7 +23877,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -24083,7 +24083,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -24093,7 +24093,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -24115,9 +24115,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1_from_b3
@@ -24166,7 +24166,7 @@ gen_chargen_sprite: {
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   b1_from_gen_chargen_sprite:
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -24176,19 +24176,19 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
   b2_from_b1:
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
     jmp b2
@@ -24201,7 +24201,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -24213,13 +24213,13 @@ gen_chargen_sprite: {
   b6:
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
   b3_from_b6:
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -24240,10 +24240,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -24253,14 +24253,14 @@ gen_chargen_sprite: {
     bne b5_from_b4
   //SEG434 gen_chargen_sprite::@7
   b7:
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -24273,7 +24273,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
     jmp b5
@@ -24291,11 +24291,11 @@ gen_chargen_sprite: {
     bne b4_from_b5
   //SEG450 gen_chargen_sprite::@8
   b8:
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2_from_b8
@@ -24309,9 +24309,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1_from_b9
@@ -24342,17 +24342,17 @@ place_sprites: {
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
   b1_from_place_sprites:
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -24365,26 +24365,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -24538,10 +24538,10 @@ main: {
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
   b2_from_main:
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -24580,21 +24580,21 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
   b1_from_anim:
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -24607,7 +24607,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -24617,32 +24617,32 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
   b6:
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -24670,46 +24670,46 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
   b8:
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b14
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
   b4_from_b8:
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b15
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
   b5_from_b4:
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -24791,10 +24791,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -24821,10 +24821,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -24914,7 +24914,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -25011,10 +25011,10 @@ gen_sintab: {
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   b1_from_b12:
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
     jmp b1
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
@@ -25023,7 +25023,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -25059,7 +25059,7 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
   b16:
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -25122,16 +25122,16 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
   b23:
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -25145,9 +25145,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -25166,7 +25166,7 @@ progress_inc: {
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   b1_from_b2:
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -25175,7 +25175,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -25381,7 +25381,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -25390,7 +25390,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -25412,9 +25412,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -25463,7 +25463,7 @@ gen_chargen_sprite: {
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   b1_from_gen_chargen_sprite:
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -25472,19 +25472,19 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
   b2_from_b1:
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
     jmp b2
@@ -25496,7 +25496,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -25506,13 +25506,13 @@ gen_chargen_sprite: {
   //SEG413 gen_chargen_sprite::@6
   b6:
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -25531,10 +25531,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -25544,14 +25544,14 @@ gen_chargen_sprite: {
     bne b5
   //SEG434 gen_chargen_sprite::@7
   b7:
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -25564,7 +25564,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
     jmp b5
@@ -25581,11 +25581,11 @@ gen_chargen_sprite: {
     bne b4
   //SEG450 gen_chargen_sprite::@8
   b8:
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -25599,9 +25599,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -25632,17 +25632,17 @@ place_sprites: {
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
   b1_from_place_sprites:
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -25654,26 +25654,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -25827,10 +25827,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -25866,20 +25866,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -25892,7 +25892,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -25902,31 +25902,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -25953,43 +25953,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b14
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b15
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -26064,10 +26064,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -26092,10 +26092,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -26178,7 +26178,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -26265,10 +26265,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
     jmp b1
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
@@ -26277,7 +26277,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -26309,7 +26309,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -26365,15 +26365,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -26386,9 +26386,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -26405,7 +26405,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -26414,7 +26414,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -26597,7 +26597,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -26606,7 +26606,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -26627,9 +26627,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -26676,7 +26676,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -26685,18 +26685,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
     jmp b2
@@ -26708,7 +26708,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -26717,13 +26717,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -26742,10 +26742,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -26754,14 +26754,14 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -26773,7 +26773,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
     jmp b5
@@ -26789,11 +26789,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -26806,9 +26806,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -26836,17 +26836,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -26858,26 +26858,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -26943,10 +26943,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -26982,20 +26982,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -27008,7 +27008,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -27018,31 +27018,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -27069,43 +27069,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -27180,10 +27180,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -27208,10 +27208,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -27294,7 +27294,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -27381,10 +27381,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
     jmp b1
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
@@ -27393,7 +27393,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -27425,7 +27425,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -27481,15 +27481,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -27502,9 +27502,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -27521,7 +27521,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -27530,7 +27530,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -27713,7 +27713,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -27722,7 +27722,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -27743,9 +27743,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -27792,7 +27792,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -27801,18 +27801,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
     jmp b2
@@ -27824,7 +27824,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -27833,13 +27833,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -27858,10 +27858,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -27870,14 +27870,14 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -27889,7 +27889,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
     jmp b5
@@ -27905,11 +27905,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -27922,9 +27922,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -27952,17 +27952,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -27974,26 +27974,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -28057,10 +28057,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -28095,20 +28095,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -28121,7 +28121,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -28131,31 +28131,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -28182,43 +28182,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -28293,10 +28293,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -28321,10 +28321,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -28407,7 +28407,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -28494,10 +28494,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
     jmp b1
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
@@ -28506,7 +28506,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -28538,7 +28538,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -28594,15 +28594,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -28615,9 +28615,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -28634,7 +28634,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -28643,7 +28643,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -28826,7 +28826,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -28835,7 +28835,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -28856,9 +28856,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -28905,7 +28905,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -28914,18 +28914,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
     jmp b2
@@ -28937,7 +28937,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -28946,13 +28946,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b3_from_b2:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -28971,10 +28971,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -28983,14 +28983,14 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -29002,7 +29002,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
     jmp b5
@@ -29018,11 +29018,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -29035,9 +29035,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -29065,17 +29065,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -29087,26 +29087,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -29171,10 +29171,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -29209,20 +29209,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -29235,7 +29235,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -29245,31 +29245,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -29296,43 +29296,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -29407,10 +29407,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -29435,10 +29435,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -29521,7 +29521,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -29608,10 +29608,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
     jmp b1
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
@@ -29620,7 +29620,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -29652,7 +29652,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -29708,15 +29708,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -29729,9 +29729,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -29748,7 +29748,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
     jmp b1
@@ -29757,7 +29757,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -29940,7 +29940,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -29949,7 +29949,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -29970,9 +29970,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -30019,7 +30019,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -30028,18 +30028,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
     jmp b2
@@ -30051,7 +30051,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -30060,13 +30060,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -30085,10 +30085,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -30097,14 +30097,14 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -30116,7 +30116,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
     jmp b5
@@ -30132,11 +30132,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -30149,9 +30149,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -30179,17 +30179,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
     jmp b1
@@ -30201,26 +30201,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -30295,10 +30295,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -30332,20 +30332,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -30357,7 +30357,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -30367,31 +30367,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     lda xidx
     sec
     sbc #sinlen_x
@@ -30418,43 +30418,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -30528,10 +30528,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -30556,10 +30556,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -30641,7 +30641,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -30728,10 +30728,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -30739,7 +30739,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -30771,7 +30771,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -30827,15 +30827,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -30848,9 +30848,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -30867,7 +30867,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -30875,7 +30875,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -31058,7 +31058,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -31066,7 +31066,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -31087,9 +31087,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -31136,7 +31136,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -31144,18 +31144,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -31166,7 +31166,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -31175,13 +31175,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -31199,10 +31199,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -31211,14 +31211,14 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     lda s_gen
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -31230,7 +31230,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -31245,11 +31245,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -31262,9 +31262,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -31292,17 +31292,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -31313,26 +31313,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -31397,10 +31397,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -31434,20 +31434,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -31459,7 +31459,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -31469,31 +31469,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     sec
     sbc #sinlen_x
     sta xidx
@@ -31519,43 +31519,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -31629,10 +31629,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -31657,10 +31657,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -31742,7 +31742,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -31829,10 +31829,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -31840,7 +31840,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -31872,7 +31872,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -31928,15 +31928,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -31949,9 +31949,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -31968,7 +31968,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -31976,7 +31976,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -32159,7 +32159,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -32167,7 +32167,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -32188,9 +32188,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -32237,7 +32237,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -32245,18 +32245,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -32267,7 +32267,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -32276,13 +32276,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -32300,10 +32300,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -32312,13 +32312,13 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -32330,7 +32330,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -32345,11 +32345,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -32362,9 +32362,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -32392,17 +32392,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -32413,26 +32413,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -32496,10 +32496,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -32532,20 +32532,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -32557,7 +32557,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -32567,31 +32567,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     sec
     sbc #sinlen_x
     sta xidx
@@ -32617,43 +32617,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -32727,10 +32727,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -32755,10 +32755,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -32840,7 +32840,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -32927,10 +32927,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -32938,7 +32938,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -32970,7 +32970,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -33026,15 +33026,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -33047,9 +33047,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -33066,7 +33066,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -33074,7 +33074,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -33257,7 +33257,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -33265,7 +33265,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -33286,9 +33286,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -33335,7 +33335,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -33343,18 +33343,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -33365,7 +33365,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -33374,13 +33374,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -33398,10 +33398,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -33410,13 +33410,13 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -33428,7 +33428,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -33443,11 +33443,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -33460,9 +33460,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -33490,17 +33490,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -33511,26 +33511,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -33595,10 +33595,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -33631,20 +33631,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -33656,7 +33656,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -33666,31 +33666,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     sec
     sbc #sinlen_x
     sta xidx
@@ -33716,43 +33716,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -33824,10 +33824,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -33852,10 +33852,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -33937,7 +33937,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -34024,10 +34024,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -34035,7 +34035,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -34067,7 +34067,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -34123,15 +34123,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -34144,9 +34144,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -34163,7 +34163,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -34171,7 +34171,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -34354,7 +34354,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -34362,7 +34362,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -34383,9 +34383,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -34432,7 +34432,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -34440,18 +34440,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -34462,7 +34462,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -34471,13 +34471,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -34495,10 +34495,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -34507,13 +34507,13 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -34525,7 +34525,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -34540,11 +34540,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -34557,9 +34557,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -34587,17 +34587,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -34608,26 +34608,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -34692,10 +34692,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
     jmp b2
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
@@ -34728,20 +34728,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -34753,7 +34753,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -34763,31 +34763,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     sec
     sbc #sinlen_x
     sta xidx
@@ -34813,43 +34813,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -34919,10 +34919,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -34947,10 +34947,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -35032,7 +35032,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -35119,10 +35119,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -35130,7 +35130,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -35162,7 +35162,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -35218,15 +35218,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -35239,9 +35239,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -35258,7 +35258,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -35266,7 +35266,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -35449,7 +35449,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -35457,7 +35457,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -35478,9 +35478,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -35527,7 +35527,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -35535,18 +35535,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -35557,7 +35557,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -35566,13 +35566,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -35590,10 +35590,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -35602,13 +35602,13 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -35620,7 +35620,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -35635,11 +35635,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -35652,9 +35652,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -35682,17 +35682,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -35703,26 +35703,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -35786,10 +35786,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
   //SEG16 [6] phi from main::@6 to main::@2 [phi:main::@6->main::@2]
@@ -35821,20 +35821,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -35846,7 +35846,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -35856,31 +35856,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     sec
     sbc #sinlen_x
     sta xidx
@@ -35906,43 +35906,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -36012,10 +36012,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -36040,10 +36040,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -36125,7 +36125,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -36212,10 +36212,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -36223,7 +36223,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -36255,7 +36255,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -36311,15 +36311,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -36332,9 +36332,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -36351,7 +36351,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -36359,7 +36359,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -36542,7 +36542,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -36550,7 +36550,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -36571,9 +36571,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -36620,7 +36620,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -36628,18 +36628,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -36650,7 +36650,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -36659,13 +36659,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -36683,10 +36683,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -36695,13 +36695,13 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -36713,7 +36713,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -36728,11 +36728,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -36745,9 +36745,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -36775,17 +36775,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -36796,26 +36796,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
@@ -37237,10 +37237,10 @@ main: {
   //SEG11 [48] phi from main to init [phi:main->init]
     jsr init
   //SEG12 [6] phi from main to main::@2 [phi:main->main::@2]
-  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) sin_idx_y#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
-  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- zpby1=coby1 
+  //SEG14 [6] phi (byte) sin_idx_x#13 = (byte/signed byte/word/signed word) 0 [phi:main->main::@2#1] -- vbuz1=coby1 
     sta sin_idx_x
   //SEG15 [6] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
   //SEG16 [6] phi from main::@6 to main::@2 [phi:main::@6->main::@2]
@@ -37272,20 +37272,20 @@ anim: {
     .label j = 7
   //SEG29 [12] *((const byte*) BORDERCOL#0) ← ++ *((const byte*) BORDERCOL#0) [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=_inc__deref_cowo1 
     inc BORDERCOL
-  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) anim::xidx#0 ← (byte) sin_idx_x#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 ] ) -- vbuz1=vbuz2 
     lda sin_idx_x
     sta xidx
-  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=zpby1 
+  //SEG31 [14] (byte) anim::yidx#0 ← (byte) sin_idx_y#13 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#0 anim::yidx#0 ] ) -- vbuyy=vbuz1 
     ldy sin_idx_y
   //SEG32 [15] phi from anim to anim::@1 [phi:anim->anim::@1]
-  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- zpby1=coby1 
+  //SEG33 [15] phi (byte) anim::j#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG34 [15] phi (byte) anim::yidx#3 = (byte) anim::yidx#0 [phi:anim->anim::@1#1] -- register_copy 
-  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- zpby1=coby1 
+  //SEG35 [15] phi (byte) anim::j2#3 = (byte/signed byte/word/signed word) 12 [phi:anim->anim::@1#2] -- vbuz1=coby1 
     lda #$c
     sta j2
-  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- zpby1=coby1 
+  //SEG36 [15] phi (byte) anim::x_msb#2 = (byte/signed byte/word/signed word) 0 [phi:anim->anim::@1#3] -- vbuz1=coby1 
     lda #0
     sta x_msb
   //SEG37 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#0 [phi:anim->anim::@1#4] -- register_copy 
@@ -37297,7 +37297,7 @@ anim: {
   //SEG43 [15] phi (byte) anim::xidx#3 = (byte) anim::xidx#5 [phi:anim::@3->anim::@1#4] -- register_copy 
   //SEG44 anim::@1
   b1:
-  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG45 [16] (byte~) anim::$1 ← (const byte[]) sintab_x#0 *idx (byte) anim::xidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::$1 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx xidx
     lda sintab_x,x
   //SEG46 [17] (word) anim::x#0 ← ((word))(byte/signed byte/word/signed word) 30 + (byte~) anim::$1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::x_msb#2 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 ] ) -- zpwo1=cowo1_plus_vbuaa 
@@ -37307,31 +37307,31 @@ anim: {
     lda #>$1e
     adc #0
     sta x+1
-  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- zpby1=zpby1_rol_1 
+  //SEG47 [18] (byte~) anim::$3 ← (byte) anim::x_msb#2 << (byte/signed byte/word/signed word) 1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 ] ) -- vbuz1=vbuz1_rol_1 
     asl _3
   //SEG48 [19] (byte~) anim::$4 ← > (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x#0 anim::$3 anim::$4 ] ) -- vbuaa=_hi_zpwo1 
-  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- zpby1=zpby1_bor_vbuaa 
+  //SEG49 [20] (byte) anim::x_msb#1 ← (byte~) anim::$3 | (byte~) anim::$4 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::x#0 ] ) -- vbuz1=vbuz1_bor_vbuaa 
     ora x_msb
     sta x_msb
   //SEG50 [21] (byte~) anim::$6 ← < (word) anim::x#0 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$6 ] ) -- vbuaa=_lo_zpwo1 
     lda x
-  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG51 [22] *((const byte*) SPRITES_XPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$6 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     ldx j2
     sta SPRITES_XPOS,x
   //SEG52 [23] (byte~) anim::$7 ← (const byte[]) sintab_y#0 *idx (byte) anim::yidx#3 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::$7 ] ) -- vbuaa=cowo1_derefidx_vbuyy 
     lda sintab_y,y
-  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_zpby1=vbuaa 
+  //SEG53 [24] *((const byte*) SPRITES_YPOS#0 + (byte) anim::j2#3) ← (byte~) anim::$7 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#3 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 ] ) -- cowo1_derefidx_vbuz1=vbuaa 
     sta SPRITES_YPOS,x
-  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG54 [25] (byte) anim::xidx#1 ← (byte) anim::xidx#3 + (byte/signed byte/word/signed word) 10 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda xidx
     clc
     adc #$a
     sta xidx
-  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG55 [26] if((byte) anim::xidx#1<(const byte) sinlen_x#0) goto anim::@2 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#1 ] ) -- vbuz1_lt_coby1_then_la1 
     cmp #sinlen_x
     bcc b2
   //SEG56 anim::@6
-  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- zpby1=zpby1_minus_coby1 
+  //SEG57 [27] (byte) anim::xidx#2 ← (byte) anim::xidx#1 - (const byte) sinlen_x#0 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j2#3 anim::yidx#3 anim::j#2 anim::x_msb#1 anim::xidx#2 ] ) -- vbuz1=vbuz1_minus_coby1 
     sec
     sbc #sinlen_x
     sta xidx
@@ -37357,43 +37357,43 @@ anim: {
   //SEG66 [32] phi (byte) anim::yidx#6 = (byte) anim::yidx#1 [phi:anim::@2/anim::@7->anim::@3#0] -- register_copy 
   //SEG67 anim::@3
   b3:
-  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_zpby1 
+  //SEG68 [33] (byte) anim::j2#1 ← -- (byte) anim::j2#3 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::yidx#6 anim::j2#1 ] ) -- vbuaa=_dec_vbuz1 
     lda j2
     sec
     sbc #1
-  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- zpby1=_dec_vbuaa 
+  //SEG69 [34] (byte) anim::j2#2 ← -- (byte) anim::j2#1 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::j#2 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 ] ) -- vbuz1=_dec_vbuaa 
     sta j2
     dec j2
-  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG70 [35] (byte) anim::j#1 ← ++ (byte) anim::j#2 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG71 [36] if((byte) anim::j#1!=(byte/signed byte/word/signed word) 7) goto anim::@1 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 anim::xidx#5 anim::x_msb#1 anim::j2#2 anim::yidx#6 anim::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #7
     bne b1
   //SEG72 anim::@8
-  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=zpby1 
+  //SEG73 [37] *((const byte*) SPRITES_XMSB#0) ← (byte) anim::x_msb#1 [ sin_idx_x#13 sin_idx_y#13 ] ( main:2::anim:9 [ sin_idx_x#13 sin_idx_y#13 ] ) -- _deref_cowo1=vbuz1 
     lda x_msb
     sta SPRITES_XMSB
-  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG74 [38] (byte) sin_idx_x#3 ← ++ (byte) sin_idx_x#13 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_x
-  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG75 [39] if((byte) sin_idx_x#3<(const byte) sinlen_x#0) goto anim::@14 [ sin_idx_y#13 sin_idx_x#3 ] ( main:2::anim:9 [ sin_idx_y#13 sin_idx_x#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_x
     cmp #sinlen_x
     bcc b4
   //SEG76 [40] phi from anim::@8 to anim::@4 [phi:anim::@8->anim::@4]
-  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- zpby1=coby1 
+  //SEG77 [40] phi (byte) sin_idx_x#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@8->anim::@4#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_x
   //SEG78 anim::@4
   b4:
-  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1=_inc_zpby1 
+  //SEG79 [41] (byte) sin_idx_y#3 ← ++ (byte) sin_idx_y#13 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1=_inc_vbuz1 
     inc sin_idx_y
-  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG80 [42] if((byte) sin_idx_y#3<(const byte) sinlen_y#0) goto anim::@15 [ sin_idx_x#11 sin_idx_y#3 ] ( main:2::anim:9 [ sin_idx_x#11 sin_idx_y#3 ] ) -- vbuz1_lt_coby1_then_la1 
     lda sin_idx_y
     cmp #sinlen_y
     bcc b5
   //SEG81 [43] phi from anim::@4 to anim::@5 [phi:anim::@4->anim::@5]
-  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- zpby1=coby1 
+  //SEG82 [43] phi (byte) sin_idx_y#11 = (byte/signed byte/word/signed word) 0 [phi:anim::@4->anim::@5#0] -- vbuz1=coby1 
     lda #0
     sta sin_idx_y
   //SEG83 anim::@5
@@ -37463,10 +37463,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_x
     sta gen_sintab.sintab+1
-  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- zpby1=coby1 
+  //SEG124 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_x#0 [phi:init::@6->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_x
     sta gen_sintab.length
-  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- zpby1=coby1 
+  //SEG125 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 0 [phi:init::@6->gen_sintab#2] -- vbuz1=coby1 
     lda #0
     sta gen_sintab.min
   //SEG126 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 255 [phi:init::@6->gen_sintab#3] -- vbuxx=coby1 
@@ -37491,10 +37491,10 @@ init: {
     sta gen_sintab.sintab
     lda #>sintab_y
     sta gen_sintab.sintab+1
-  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- zpby1=coby1 
+  //SEG137 [76] phi (byte) gen_sintab::length#10 = (const byte) sinlen_y#0 [phi:init::@8->gen_sintab#1] -- vbuz1=coby1 
     lda #sinlen_y
     sta gen_sintab.length
-  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- zpby1=coby1 
+  //SEG138 [76] phi (byte) gen_sintab::min#2 = (byte/signed byte/word/signed word) 50 [phi:init::@8->gen_sintab#2] -- vbuz1=coby1 
     lda #$32
     sta gen_sintab.min
   //SEG139 [76] phi (byte) gen_sintab::max#2 = (byte/word/signed word) 208 [phi:init::@8->gen_sintab#3] -- vbuxx=coby1 
@@ -37576,7 +37576,7 @@ gen_sintab: {
     lda #0
     tax
     tay
-  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_zpby1 
+  //SEG168 [83] (word~) gen_sintab::$3 ← ((word)) (byte) gen_sintab::min#2 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::$3 progress_init::line#2 ] ) -- zpwo1=_word_vbuz1 
     lda min
     sta _3
     txa
@@ -37663,10 +37663,10 @@ gen_sintab: {
     jsr setMEMtoFAC
   //SEG211 [102] phi from gen_sintab::@12 to gen_sintab::@1 [phi:gen_sintab::@12->gen_sintab::@1]
   //SEG212 [102] phi (byte*) progress_cursor#34 = (byte*) progress_init::line#2 [phi:gen_sintab::@12->gen_sintab::@1#0] -- register_copy 
-  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- zpby1=coby1 
+  //SEG213 [102] phi (byte) progress_idx#34 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
-  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- zpby1=coby1 
+  //SEG214 [102] phi (byte) gen_sintab::i#10 = (byte/signed byte/word/signed word) 0 [phi:gen_sintab::@12->gen_sintab::@1#2] -- vbuz1=coby1 
     sta i
   //SEG215 [102] phi from gen_sintab::@23 to gen_sintab::@1 [phi:gen_sintab::@23->gen_sintab::@1]
   //SEG216 [102] phi (byte*) progress_cursor#34 = (byte*) progress_cursor#11 [phi:gen_sintab::@23->gen_sintab::@1#0] -- register_copy 
@@ -37674,7 +37674,7 @@ gen_sintab: {
   //SEG218 [102] phi (byte) gen_sintab::i#10 = (byte) gen_sintab::i#1 [phi:gen_sintab::@23->gen_sintab::@1#2] -- register_copy 
   //SEG219 gen_sintab::@1
   b1:
-  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_zpby1 
+  //SEG220 [103] (word~) gen_sintab::$13 ← ((word)) (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$13 ] ) -- zpwo1=_word_vbuz1 
     lda i
     sta _13
     lda #0
@@ -37706,7 +37706,7 @@ gen_sintab: {
     sta setMEMtoFAC.mem+1
     jsr setMEMtoFAC
   //SEG235 gen_sintab::@16
-  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_zpby1 
+  //SEG236 [110] (word~) gen_sintab::$17 ← ((word)) (byte) gen_sintab::length#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$17 ] ) -- zpwo1=_word_vbuz1 
     lda length
     sta _17
     lda #0
@@ -37762,15 +37762,15 @@ gen_sintab: {
     // (word~) gen_sintab::$23 = (word) getFAC::return#2  // register copy zp ZP_WORD:14
   //SEG265 [125] (byte~) gen_sintab::$24 ← ((byte)) (word~) gen_sintab::$23 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 gen_sintab::$24 ] ) -- vbuaa=_byte_zpwo1 
     lda _23
-  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG266 [126] *((byte*) gen_sintab::sintab#12 + (byte) gen_sintab::i#10) ← (byte~) gen_sintab::$24 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#34 progress_cursor#34 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy i
     sta (sintab),y
   //SEG267 [127] call progress_inc param-assignment [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] )
     jsr progress_inc
   //SEG268 gen_sintab::@23
-  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG269 [128] (byte) gen_sintab::i#1 ← ++ (byte) gen_sintab::i#10 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- zpby1_lt_zpby2_then_la1 
+  //SEG270 [129] if((byte) gen_sintab::i#1<(byte) gen_sintab::length#10) goto gen_sintab::@1 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#1 progress_idx#12 progress_cursor#11 ] ) -- vbuz1_lt_vbuz2_then_la1 
     lda i
     cmp length
     bcc b1
@@ -37783,9 +37783,9 @@ gen_sintab: {
 }
 //SEG273 progress_inc
 progress_inc: {
-  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1=_inc_zpby1 
+  //SEG274 [131] (byte) progress_idx#10 ← ++ (byte) progress_idx#34 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1=_inc_vbuz1 
     inc progress_idx
-  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG275 [132] if((byte) progress_idx#10!=(byte/signed byte/word/signed word) 8) goto progress_inc::@1 [ progress_cursor#34 progress_idx#10 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_cursor#34 progress_idx#10 ] ) -- vbuz1_neq_coby1_then_la1 
     lda progress_idx
     cmp #8
     bne b1
@@ -37802,7 +37802,7 @@ progress_inc: {
   !:
   //SEG280 [136] phi from progress_inc::@2 to progress_inc::@1 [phi:progress_inc::@2->progress_inc::@1]
   //SEG281 [136] phi (byte*) progress_cursor#11 = (byte*) progress_cursor#10 [phi:progress_inc::@2->progress_inc::@1#0] -- register_copy 
-  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- zpby1=coby1 
+  //SEG282 [136] phi (byte) progress_idx#12 = (byte/signed byte/word/signed word) 0 [phi:progress_inc::@2->progress_inc::@1#1] -- vbuz1=coby1 
     lda #0
     sta progress_idx
   //SEG283 [136] phi from progress_inc to progress_inc::@1 [phi:progress_inc->progress_inc::@1]
@@ -37810,7 +37810,7 @@ progress_inc: {
   //SEG285 [136] phi (byte) progress_idx#12 = (byte) progress_idx#10 [phi:progress_inc->progress_inc::@1#1] -- register_copy 
   //SEG286 progress_inc::@1
   b1:
-  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG287 [137] (byte~) progress_inc::$3 ← (const byte[]) progress_inc::progress_chars#0 *idx (byte) progress_idx#12 [ progress_idx#12 progress_cursor#11 progress_inc::$3 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 progress_inc::$3 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx progress_idx
     lda progress_chars,x
   //SEG288 [138] *((byte*) progress_cursor#11) ← (byte~) progress_inc::$3 [ progress_idx#12 progress_cursor#11 ] ( main:2::init:5::gen_sintab:62::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] main:2::init:5::gen_sintab:66::progress_inc:127 [ gen_sintab::length#10 gen_sintab::sintab#12 gen_sintab::i#10 progress_idx#12 progress_cursor#11 ] ) -- _deref_zpptrby1=vbuaa 
@@ -37993,7 +37993,7 @@ gen_sprites: {
     sta spr
     lda #>sprites
     sta spr+1
-  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- zpby1=coby1 
+  //SEG368 [185] phi (byte) gen_sprites::i#2 = (byte/signed byte/word/signed word) 0 [phi:gen_sprites->gen_sprites::@1#1] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG369 [185] phi from gen_sprites::@3 to gen_sprites::@1 [phi:gen_sprites::@3->gen_sprites::@1]
@@ -38001,7 +38001,7 @@ gen_sprites: {
   //SEG371 [185] phi (byte) gen_sprites::i#2 = (byte) gen_sprites::i#1 [phi:gen_sprites::@3->gen_sprites::@1#1] -- register_copy 
   //SEG372 gen_sprites::@1
   b1:
-  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_zpby1 
+  //SEG373 [186] (byte~) gen_sprites::$0 ← (const byte[]) gen_sprites::cml#0 *idx (byte) gen_sprites::i#2 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_sprites::$0 ] ) -- vbuaa=cowo1_derefidx_vbuz1 
     ldx i
     lda cml,x
   //SEG374 [187] (byte) gen_chargen_sprite::ch#0 ← (byte~) gen_sprites::$0 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::ch#0 ] ) -- vbuxx=vbuaa 
@@ -38022,9 +38022,9 @@ gen_sprites: {
     bcc !+
     inc spr+1
   !:
-  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG379 [191] (byte) gen_sprites::i#1 ← ++ (byte) gen_sprites::i#2 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG380 [192] if((byte) gen_sprites::i#1!=(byte/signed byte/word/signed word) 7) goto gen_sprites::@1 [ gen_sprites::i#1 gen_sprites::spr#1 ] ( main:2::init:5::gen_sprites:58 [ gen_sprites::i#1 gen_sprites::spr#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #7
     bne b1
@@ -38071,7 +38071,7 @@ gen_chargen_sprite: {
     sta PROCPORT
   //SEG389 [199] phi from gen_chargen_sprite to gen_chargen_sprite::@1 [phi:gen_chargen_sprite->gen_chargen_sprite::@1]
   //SEG390 [199] phi (byte*) gen_chargen_sprite::sprite#11 = (byte*) gen_chargen_sprite::sprite#0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#0] -- register_copy 
-  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- zpby1=coby1 
+  //SEG391 [199] phi (byte) gen_chargen_sprite::y#2 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite->gen_chargen_sprite::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG392 [199] phi from gen_chargen_sprite::@9 to gen_chargen_sprite::@1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1]
@@ -38079,18 +38079,18 @@ gen_chargen_sprite: {
   //SEG394 [199] phi (byte) gen_chargen_sprite::y#2 = (byte) gen_chargen_sprite::y#1 [phi:gen_chargen_sprite::@9->gen_chargen_sprite::@1#1] -- register_copy 
   //SEG395 gen_chargen_sprite::@1
   b1:
-  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- zpby1=zpptrby1_derefidx_zpby2 
+  //SEG396 [200] (byte) gen_chargen_sprite::bits#0 ← (byte*) gen_chargen_sprite::chargen#0 *idx (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::sprite#11 gen_chargen_sprite::bits#0 ] ) -- vbuz1=zpptrby1_derefidx_vbuz2 
     ldy y
     lda (chargen),y
     sta bits
   //SEG397 [201] phi from gen_chargen_sprite::@1 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2]
-  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- zpby1=coby1 
+  //SEG398 [201] phi (byte) gen_chargen_sprite::x#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG399 [201] phi (byte*) gen_chargen_sprite::sprite#10 = (byte*) gen_chargen_sprite::sprite#11 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#1] -- register_copy 
   //SEG400 [201] phi (byte) gen_chargen_sprite::s_gen_cnt#4 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#2] -- vbuyy=coby1 
     tay
-  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- zpby1=coby1 
+  //SEG401 [201] phi (byte) gen_chargen_sprite::s_gen#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#3] -- vbuz1=coby1 
     sta s_gen
   //SEG402 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#0 [phi:gen_chargen_sprite::@1->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG403 [201] phi from gen_chargen_sprite::@8 to gen_chargen_sprite::@2 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2]
@@ -38101,7 +38101,7 @@ gen_chargen_sprite: {
   //SEG408 [201] phi (byte) gen_chargen_sprite::bits#2 = (byte) gen_chargen_sprite::bits#1 [phi:gen_chargen_sprite::@8->gen_chargen_sprite::@2#4] -- register_copy 
   //SEG409 gen_chargen_sprite::@2
   b2:
-  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=zpby1_band_coby1 
+  //SEG410 [202] (byte~) gen_chargen_sprite::$4 ← (byte) gen_chargen_sprite::bits#2 & (byte/word/signed word) 128 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 gen_chargen_sprite::$4 ] ) -- vbuaa=vbuz1_band_coby1 
     lda bits
     and #$80
   //SEG411 [203] if((byte~) gen_chargen_sprite::$4==(byte/signed byte/word/signed word) 0) goto gen_chargen_sprite::@3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::s_gen#5 gen_chargen_sprite::s_gen_cnt#4 gen_chargen_sprite::sprite#10 gen_chargen_sprite::x#6 ] ) -- vbuaa_eq_0_then_la1 
@@ -38110,13 +38110,13 @@ gen_chargen_sprite: {
   //SEG412 [204] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@6 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@6]
   //SEG413 gen_chargen_sprite::@6
   //SEG414 [205] phi from gen_chargen_sprite::@6 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3]
-  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG415 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 1 [phi:gen_chargen_sprite::@6->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #1
     sta c
     jmp b3
   //SEG416 [205] phi from gen_chargen_sprite::@2 to gen_chargen_sprite::@3 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3]
   b6:
-  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- zpby1=coby1 
+  //SEG417 [205] phi (byte) gen_chargen_sprite::c#3 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@2->gen_chargen_sprite::@3#0] -- vbuz1=coby1 
     lda #0
     sta c
   //SEG418 gen_chargen_sprite::@3
@@ -38134,10 +38134,10 @@ gen_chargen_sprite: {
   //SEG428 [206] phi (byte) gen_chargen_sprite::s_gen#3 = (byte) gen_chargen_sprite::s_gen#6 [phi:gen_chargen_sprite::@5->gen_chargen_sprite::@4#3] -- register_copy 
   //SEG429 gen_chargen_sprite::@4
   b4:
-  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=zpby1_rol_1 
+  //SEG430 [207] (byte~) gen_chargen_sprite::$7 ← (byte) gen_chargen_sprite::s_gen#3 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::$7 ] ) -- vbuaa=vbuz1_rol_1 
     lda s_gen
     asl
-  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpby1=vbuaa_bor_zpby2 
+  //SEG431 [208] (byte) gen_chargen_sprite::s_gen#1 ← (byte~) gen_chargen_sprite::$7 | (byte) gen_chargen_sprite::c#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::s_gen_cnt#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- vbuz1=vbuaa_bor_vbuz2 
     ora c
     sta s_gen
   //SEG432 [209] (byte) gen_chargen_sprite::s_gen_cnt#1 ← ++ (byte) gen_chargen_sprite::s_gen_cnt#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 gen_chargen_sprite::s_gen_cnt#1 ] ) -- vbuyy=_inc_vbuyy 
@@ -38146,13 +38146,13 @@ gen_chargen_sprite: {
     cpy #8
     bne b5
   //SEG434 gen_chargen_sprite::@7
-  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG435 [211] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 0) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #0
     sta (sprite),y
-  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG436 [212] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 3) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 gen_chargen_sprite::s_gen#1 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #3
     sta (sprite),y
-  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=zpby1 
+  //SEG437 [213] *((byte*) gen_chargen_sprite::sprite#3 + (byte/signed byte/word/signed word) 6) ← (byte) gen_chargen_sprite::s_gen#1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#3 ] ) -- zpptrby1_derefidx_coby1=vbuz1 
     ldy #6
     sta (sprite),y
   //SEG438 [214] (byte*) gen_chargen_sprite::sprite#1 ← ++ (byte*) gen_chargen_sprite::sprite#3 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#2 gen_chargen_sprite::x#6 gen_chargen_sprite::c#3 gen_chargen_sprite::b#2 gen_chargen_sprite::sprite#1 ] ) -- zpptrby1=_inc_zpptrby1 
@@ -38164,7 +38164,7 @@ gen_chargen_sprite: {
   //SEG440 [215] phi (byte*) gen_chargen_sprite::sprite#4 = (byte*) gen_chargen_sprite::sprite#1 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#0] -- register_copy 
   //SEG441 [215] phi (byte) gen_chargen_sprite::s_gen_cnt#5 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#1] -- vbuyy=coby1 
     ldy #0
-  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- zpby1=coby1 
+  //SEG442 [215] phi (byte) gen_chargen_sprite::s_gen#6 = (byte/signed byte/word/signed word) 0 [phi:gen_chargen_sprite::@7->gen_chargen_sprite::@5#2] -- vbuz1=coby1 
     tya
     sta s_gen
   //SEG443 [215] phi from gen_chargen_sprite::@4 to gen_chargen_sprite::@5 [phi:gen_chargen_sprite::@4->gen_chargen_sprite::@5]
@@ -38179,11 +38179,11 @@ gen_chargen_sprite: {
     cpx #3
     bne b4
   //SEG450 gen_chargen_sprite::@8
-  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- zpby1=zpby1_rol_1 
+  //SEG451 [218] (byte) gen_chargen_sprite::bits#1 ← (byte) gen_chargen_sprite::bits#2 << (byte/signed byte/word/signed word) 1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::x#6 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 ] ) -- vbuz1=vbuz1_rol_1 
     asl bits
-  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG452 [219] (byte) gen_chargen_sprite::x#1 ← ++ (byte) gen_chargen_sprite::x#6 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG453 [220] if((byte) gen_chargen_sprite::x#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#2 gen_chargen_sprite::bits#1 gen_chargen_sprite::s_gen#6 gen_chargen_sprite::s_gen_cnt#5 gen_chargen_sprite::sprite#4 gen_chargen_sprite::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #8
     bne b2
@@ -38196,9 +38196,9 @@ gen_chargen_sprite: {
     bcc !+
     inc sprite+1
   !:
-  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1=_inc_zpby1 
+  //SEG456 [222] (byte) gen_chargen_sprite::y#1 ← ++ (byte) gen_chargen_sprite::y#2 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG457 [223] if((byte) gen_chargen_sprite::y#1!=(byte/signed byte/word/signed word) 8) goto gen_chargen_sprite::@1 [ gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ( main:2::init:5::gen_sprites:58::gen_chargen_sprite:189 [ gen_sprites::i#2 gen_sprites::spr#2 gen_chargen_sprite::chargen#0 gen_chargen_sprite::y#1 gen_chargen_sprite::sprite#2 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #8
     bne b1
@@ -38226,17 +38226,17 @@ place_sprites: {
   //SEG466 [229] *((const byte*) SPRITES_EXPAND_Y#0) ← (byte/signed byte/word/signed word) 127 [ ] ( main:2::init:5::place_sprites:56 [ ] ) -- _deref_cowo1=coby2 
     sta SPRITES_EXPAND_Y
   //SEG467 [230] phi from place_sprites to place_sprites::@1 [phi:place_sprites->place_sprites::@1]
-  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- zpby1=coby1 
+  //SEG468 [230] phi (byte) place_sprites::col#2 = (byte/signed byte/word/signed word) 5 [phi:place_sprites->place_sprites::@1#0] -- vbuz1=coby1 
     lda #5
     sta col
   //SEG469 [230] phi (byte) place_sprites::j2#3 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#1] -- vbuxx=coby1 
     ldx #0
-  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- zpby1=coby1 
+  //SEG470 [230] phi (byte) place_sprites::spr_x#2 = (byte/signed byte/word/signed word) 60 [phi:place_sprites->place_sprites::@1#2] -- vbuz1=coby1 
     lda #$3c
     sta spr_x
   //SEG471 [230] phi (byte) place_sprites::j#2 = (byte/signed byte/word/signed word) 0 [phi:place_sprites->place_sprites::@1#3] -- vbuyy=coby1 
     ldy #0
-  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- zpby1=coby1 
+  //SEG472 [230] phi (byte) place_sprites::spr_id#2 = ((byte))(const byte[]) sprites#0/(byte/signed byte/word/signed word) 64 [phi:place_sprites->place_sprites::@1#4] -- vbuz1=coby1 
     lda #$ff & sprites/$40
     sta spr_id
   //SEG473 [230] phi from place_sprites::@1 to place_sprites::@1 [phi:place_sprites::@1->place_sprites::@1]
@@ -38247,26 +38247,26 @@ place_sprites: {
   //SEG478 [230] phi (byte) place_sprites::spr_id#2 = (byte) place_sprites::spr_id#1 [phi:place_sprites::@1->place_sprites::@1#4] -- register_copy 
   //SEG479 place_sprites::@1
   b1:
-  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG480 [231] *((const byte*) place_sprites::sprites_ptr#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::spr_id#2 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ( main:2::init:5::place_sprites:56 [ place_sprites::spr_id#2 place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda spr_id
     sta sprites_ptr,y
-  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG481 [232] (byte) place_sprites::spr_id#1 ← ++ (byte) place_sprites::spr_id#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- vbuz1=_inc_vbuz1 
     inc spr_id
-  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=zpby1 
+  //SEG482 [233] *((const byte*) SPRITES_XPOS#0 + (byte) place_sprites::j2#3) ← (byte) place_sprites::spr_x#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=vbuz1 
     lda spr_x
     sta SPRITES_XPOS,x
   //SEG483 [234] *((const byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (byte/signed byte/word/signed word) 80 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuxx=coby2 
     lda #$50
     sta SPRITES_YPOS,x
-  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=zpby1 
+  //SEG484 [235] *((const byte*) SPRITES_COLS#0 + (byte) place_sprites::j#2) ← (byte) place_sprites::col#2 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::spr_x#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 ] ) -- cowo1_derefidx_vbuyy=vbuz1 
     lda col
     sta SPRITES_COLS,y
-  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- zpby1=zpby1_plus_coby1 
+  //SEG485 [236] (byte) place_sprites::spr_x#1 ← (byte) place_sprites::spr_x#2 + (byte/signed byte/word/signed word) 32 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::col#2 place_sprites::spr_id#1 place_sprites::spr_x#1 ] ) -- vbuz1=vbuz1_plus_coby1 
     lda spr_x
     clc
     adc #$20
     sta spr_x
-  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- zpby1=zpby1_bxor_coby1 
+  //SEG486 [237] (byte) place_sprites::col#1 ← (byte) place_sprites::col#2 ^ (byte/signed byte/word/signed word) 7^(byte/signed byte/word/signed word) 5 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ( main:2::init:5::place_sprites:56 [ place_sprites::j#2 place_sprites::j2#3 place_sprites::spr_id#1 place_sprites::spr_x#1 place_sprites::col#1 ] ) -- vbuz1=vbuz1_bxor_coby1 
     lda col
     eor #7^5
     sta col
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/summin.log b/src/main/java/dk/camelot64/kickc/test/ref/summin.log
index 1053e38d9..04701b083 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/summin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/summin.log
@@ -1022,71 +1022,71 @@ main: {
   //SEG10 [5] call sum param-assignment [ sum::return#3 ] ( main:2 [ sum::return#3 ] )
   //SEG11 [18] phi from main to sum [phi:main->sum]
   sum_from_main:
-  //SEG12 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word) 2 [phi:main->sum#0] -- zpby1=coby1 
+  //SEG12 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word) 2 [phi:main->sum#0] -- vbuz1=coby1 
     lda #2
     sta sum.b
-  //SEG13 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word) 1 [phi:main->sum#1] -- zpby1=coby1 
+  //SEG13 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word) 1 [phi:main->sum#1] -- vbuz1=coby1 
     lda #1
     sta sum.a
     jsr sum
-  //SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] ) -- zpby1=zpby2 
+  //SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] ) -- vbuz1=vbuz2 
     lda sum.return_3
     sta sum.return
     jmp b1
   //SEG15 main::@1
   b1:
-  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- zpby1=zpby2 
+  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuz2 
     lda sum.return
     sta s1
   //SEG17 [8] call sum param-assignment [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
   //SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
   sum_from_b1:
-  //SEG19 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word) 4 [phi:main::@1->sum#0] -- zpby1=coby1 
+  //SEG19 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word) 4 [phi:main::@1->sum#0] -- vbuz1=coby1 
     lda #4
     sta sum.b
-  //SEG20 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word) 3 [phi:main::@1->sum#1] -- zpby1=coby1 
+  //SEG20 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word) 3 [phi:main::@1->sum#1] -- vbuz1=coby1 
     lda #3
     sta sum.a
     jsr sum
-  //SEG21 [9] (byte) sum::return#1 ← (byte) sum::return#3 [ main::s1#0 sum::return#1 ] ( main:2 [ main::s1#0 sum::return#1 ] ) -- zpby1=zpby2 
+  //SEG21 [9] (byte) sum::return#1 ← (byte) sum::return#3 [ main::s1#0 sum::return#1 ] ( main:2 [ main::s1#0 sum::return#1 ] ) -- vbuz1=vbuz2 
     lda sum.return_3
     sta sum.return_1
     jmp b2
   //SEG22 main::@2
   b2:
-  //SEG23 [10] (byte) main::s2#0 ← (byte) sum::return#1 [ main::s1#0 main::s2#0 ] ( main:2 [ main::s1#0 main::s2#0 ] ) -- zpby1=zpby2 
+  //SEG23 [10] (byte) main::s2#0 ← (byte) sum::return#1 [ main::s1#0 main::s2#0 ] ( main:2 [ main::s1#0 main::s2#0 ] ) -- vbuz1=vbuz2 
     lda sum.return_1
     sta s2
   //SEG24 [11] call sum param-assignment [ sum::return#3 main::s1#0 main::s2#0 ] ( main:2 [ sum::return#3 main::s1#0 main::s2#0 ] )
   //SEG25 [18] phi from main::@2 to sum [phi:main::@2->sum]
   sum_from_b2:
-  //SEG26 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word) 13 [phi:main::@2->sum#0] -- zpby1=coby1 
+  //SEG26 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word) 13 [phi:main::@2->sum#0] -- vbuz1=coby1 
     lda #$d
     sta sum.b
-  //SEG27 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word) 9 [phi:main::@2->sum#1] -- zpby1=coby1 
+  //SEG27 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word) 9 [phi:main::@2->sum#1] -- vbuz1=coby1 
     lda #9
     sta sum.a
     jsr sum
-  //SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] ) -- zpby1=zpby2 
+  //SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] ) -- vbuz1=vbuz2 
     lda sum.return_3
     sta sum.return_2
     jmp b3
   //SEG29 main::@3
   b3:
-  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- zpby1=zpby2 
+  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuz2 
     lda sum.return_2
     sta s3
-  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda s1
     clc
     adc s2
     sta _3
-  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda _3
     clc
     adc s3
     sta s4
-  //SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuz1 
     lda s4
     sta screen
     jmp breturn
@@ -1103,7 +1103,7 @@ sum: {
     .label return_3 = $c
     .label a = 2
     .label b = 3
-  //SEG37 [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG37 [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda a
     clc
     adc b
@@ -1187,7 +1187,7 @@ main: {
     // (byte) sum::return#0 = (byte) sum::return#3  // register copy reg byte a
   //SEG15 main::@1
   b1:
-  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- zpby1=vbuaa 
+  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuaa 
     sta s1
   //SEG17 [8] call sum param-assignment [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
   //SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
@@ -1215,13 +1215,13 @@ main: {
     // (byte) sum::return#2 = (byte) sum::return#3  // register copy reg byte a
   //SEG29 main::@3
   b3:
-  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- zpby1=vbuaa 
+  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuaa 
     sta s3
-  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=zpby1_plus_vbuyy 
+  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=vbuz1_plus_vbuyy 
     tya
     clc
     adc s1
-  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc s3
   //SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuaa 
@@ -1281,7 +1281,7 @@ main: {
     // (byte) sum::return#0 = (byte) sum::return#3  // register copy reg byte a
   //SEG15 main::@1
   b1:
-  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- zpby1=vbuaa 
+  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuaa 
     sta s1
   //SEG17 [8] call sum param-assignment [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
   //SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
@@ -1309,13 +1309,13 @@ main: {
     // (byte) sum::return#2 = (byte) sum::return#3  // register copy reg byte a
   //SEG29 main::@3
   b3:
-  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- zpby1=vbuaa 
+  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuaa 
     sta s3
-  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=zpby1_plus_vbuyy 
+  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=vbuz1_plus_vbuyy 
     tya
     clc
     adc s1
-  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc s3
   //SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuaa 
@@ -1377,7 +1377,7 @@ main: {
   //SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] )
     // (byte) sum::return#0 = (byte) sum::return#3  // register copy reg byte a
   //SEG15 main::@1
-  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- zpby1=vbuaa 
+  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuaa 
     sta s1
   //SEG17 [8] call sum param-assignment [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
   //SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
@@ -1401,13 +1401,13 @@ main: {
   //SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] )
     // (byte) sum::return#2 = (byte) sum::return#3  // register copy reg byte a
   //SEG29 main::@3
-  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- zpby1=vbuaa 
+  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuaa 
     sta s3
-  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=zpby1_plus_vbuyy 
+  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=vbuz1_plus_vbuyy 
     tya
     clc
     adc s1
-  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc s3
   //SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuaa 
@@ -1500,7 +1500,7 @@ main: {
   //SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] )
     // (byte) sum::return#0 = (byte) sum::return#3  // register copy reg byte a
   //SEG15 main::@1
-  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- zpby1=vbuaa 
+  //SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuaa 
     sta s1
   //SEG17 [8] call sum param-assignment [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
   //SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
@@ -1524,13 +1524,13 @@ main: {
   //SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] )
     // (byte) sum::return#2 = (byte) sum::return#3  // register copy reg byte a
   //SEG29 main::@3
-  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- zpby1=vbuaa 
+  //SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuaa 
     sta s3
-  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=zpby1_plus_vbuyy 
+  //SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=vbuz1_plus_vbuyy 
     tya
     clc
     adc s1
-  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc s3
   //SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_cowo1=vbuaa 
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/unused-vars.log b/src/main/java/dk/camelot64/kickc/test/ref/unused-vars.log
index 11fcae80e..6ea778e0a 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/unused-vars.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/unused-vars.log
@@ -1087,7 +1087,7 @@ main: {
     jsr s
   //SEG12 [6] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG13 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG13 [6] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1097,17 +1097,17 @@ main: {
     jmp b1
   //SEG16 main::@1
   b1:
-  //SEG17 [7] *((const byte*) main::COLS#0 + (byte) main::i#2) ← (const byte) main::col#0 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG17 [7] *((const byte*) main::COLS#0 + (byte) main::i#2) ← (const byte) main::col#0 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #col
     ldx i
     sta COLS,x
-  //SEG18 [8] *((const byte*) SCREEN#0 + (byte) main::i#2) ← ++++(byte/signed byte/word/signed word) 2>>(byte/signed byte/word/signed word) 1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=coby2 
+  //SEG18 [8] *((const byte*) SCREEN#0 + (byte) main::i#2) ← ++++(byte/signed byte/word/signed word) 2>>(byte/signed byte/word/signed word) 1 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=coby2 
     lda #(2>>1)+1+1
     ldx i
     sta SCREEN,x
-  //SEG19 [9] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG19 [9] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG20 [10] if((byte) main::i#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG20 [10] if((byte) main::i#1!=(byte/signed byte/word/signed word) 101) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$65
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/voronoi.log b/src/main/java/dk/camelot64/kickc/test/ref/voronoi.log
index 0b0ffd4cb..e57c9548b 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/voronoi.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/voronoi.log
@@ -7535,21 +7535,21 @@ animate: {
     .label _27 = $1e
     .label _30 = $1f
     .label _31 = $20
-  //SEG24 [12] (byte~) animate::$0 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$0 ] ( main:2::animate:9 [ animate::$0 ] ) -- zpby1=_deref_cowo1 
+  //SEG24 [12] (byte~) animate::$0 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$0 ] ( main:2::animate:9 [ animate::$0 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+0
     sta _0
-  //SEG25 [13] (byte~) animate::$1 ← (byte~) animate::$0 + (byte/signed byte/word/signed word) 1 [ animate::$1 ] ( main:2::animate:9 [ animate::$1 ] ) -- zpby1=zpby2_plus_1 
+  //SEG25 [13] (byte~) animate::$1 ← (byte~) animate::$0 + (byte/signed byte/word/signed word) 1 [ animate::$1 ] ( main:2::animate:9 [ animate::$1 ] ) -- vbuz1=vbuz2_plus_1 
     lda _0
     clc
     adc #1
     sta _1
-  //SEG26 [14] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 0) ← (byte~) animate::$1 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG26 [14] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 0) ← (byte~) animate::$1 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _1
     sta XPOS+0
-  //SEG27 [15] (byte~) animate::$2 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$2 ] ( main:2::animate:9 [ animate::$2 ] ) -- zpby1=_deref_cowo1 
+  //SEG27 [15] (byte~) animate::$2 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$2 ] ( main:2::animate:9 [ animate::$2 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+0
     sta _2
-  //SEG28 [16] if((byte~) animate::$2!=(byte/signed byte/word/signed word) 40) goto animate::@1 [ ] ( main:2::animate:9 [ ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG28 [16] if((byte~) animate::$2!=(byte/signed byte/word/signed word) 40) goto animate::@1 [ ] ( main:2::animate:9 [ ] ) -- vbuz1_neq_coby1_then_la1 
     lda _2
     cmp #$28
     bne b1
@@ -7562,21 +7562,21 @@ animate: {
     jmp b1
   //SEG31 animate::@1
   b1:
-  //SEG32 [18] (byte~) animate::$5 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$5 ] ( main:2::animate:9 [ animate::$5 ] ) -- zpby1=_deref_cowo1 
+  //SEG32 [18] (byte~) animate::$5 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$5 ] ( main:2::animate:9 [ animate::$5 ] ) -- vbuz1=_deref_cowo1 
     lda YPOS+0
     sta _5
-  //SEG33 [19] (byte~) animate::$6 ← (byte~) animate::$5 + (byte/signed byte/word/signed word) 1 [ animate::$6 ] ( main:2::animate:9 [ animate::$6 ] ) -- zpby1=zpby2_plus_1 
+  //SEG33 [19] (byte~) animate::$6 ← (byte~) animate::$5 + (byte/signed byte/word/signed word) 1 [ animate::$6 ] ( main:2::animate:9 [ animate::$6 ] ) -- vbuz1=vbuz2_plus_1 
     lda _5
     clc
     adc #1
     sta _6
-  //SEG34 [20] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 0) ← (byte~) animate::$6 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG34 [20] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 0) ← (byte~) animate::$6 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _6
     sta YPOS+0
-  //SEG35 [21] (byte~) animate::$7 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$7 ] ( main:2::animate:9 [ animate::$7 ] ) -- zpby1=_deref_cowo1 
+  //SEG35 [21] (byte~) animate::$7 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 0 [ animate::$7 ] ( main:2::animate:9 [ animate::$7 ] ) -- vbuz1=_deref_cowo1 
     lda YPOS+0
     sta _7
-  //SEG36 [22] if((byte~) animate::$7!=(byte/signed byte/word/signed word) 25) goto animate::@2 [ ] ( main:2::animate:9 [ ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [22] if((byte~) animate::$7!=(byte/signed byte/word/signed word) 25) goto animate::@2 [ ] ( main:2::animate:9 [ ] ) -- vbuz1_neq_coby1_then_la1 
     lda _7
     cmp #$19
     bne b2
@@ -7589,21 +7589,21 @@ animate: {
     jmp b2
   //SEG39 animate::@2
   b2:
-  //SEG40 [24] (byte~) animate::$10 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 1 [ animate::$10 ] ( main:2::animate:9 [ animate::$10 ] ) -- zpby1=_deref_cowo1 
+  //SEG40 [24] (byte~) animate::$10 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 1 [ animate::$10 ] ( main:2::animate:9 [ animate::$10 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+1
     sta _10
-  //SEG41 [25] (byte~) animate::$11 ← (byte~) animate::$10 - (byte/signed byte/word/signed word) 1 [ animate::$11 ] ( main:2::animate:9 [ animate::$11 ] ) -- zpby1=zpby2_minus_1 
+  //SEG41 [25] (byte~) animate::$11 ← (byte~) animate::$10 - (byte/signed byte/word/signed word) 1 [ animate::$11 ] ( main:2::animate:9 [ animate::$11 ] ) -- vbuz1=vbuz2_minus_1 
     lda _10
     sec
     sbc #1
     sta _11
-  //SEG42 [26] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 1) ← (byte~) animate::$11 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG42 [26] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 1) ← (byte~) animate::$11 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _11
     sta XPOS+1
-  //SEG43 [27] (byte~) animate::$12 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 1 [ animate::$12 ] ( main:2::animate:9 [ animate::$12 ] ) -- zpby1=_deref_cowo1 
+  //SEG43 [27] (byte~) animate::$12 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 1 [ animate::$12 ] ( main:2::animate:9 [ animate::$12 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+1
     sta _12
-  //SEG44 [28] if((byte~) animate::$12!=(byte/word/signed word) 255) goto animate::@3 [ ] ( main:2::animate:9 [ ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG44 [28] if((byte~) animate::$12!=(byte/word/signed word) 255) goto animate::@3 [ ] ( main:2::animate:9 [ ] ) -- vbuz1_neq_coby1_then_la1 
     lda _12
     cmp #$ff
     bne b3
@@ -7616,21 +7616,21 @@ animate: {
     jmp b3
   //SEG47 animate::@3
   b3:
-  //SEG48 [30] (byte~) animate::$15 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 2 [ animate::$15 ] ( main:2::animate:9 [ animate::$15 ] ) -- zpby1=_deref_cowo1 
+  //SEG48 [30] (byte~) animate::$15 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 2 [ animate::$15 ] ( main:2::animate:9 [ animate::$15 ] ) -- vbuz1=_deref_cowo1 
     lda YPOS+2
     sta _15
-  //SEG49 [31] (byte~) animate::$16 ← (byte~) animate::$15 + (byte/signed byte/word/signed word) 1 [ animate::$16 ] ( main:2::animate:9 [ animate::$16 ] ) -- zpby1=zpby2_plus_1 
+  //SEG49 [31] (byte~) animate::$16 ← (byte~) animate::$15 + (byte/signed byte/word/signed word) 1 [ animate::$16 ] ( main:2::animate:9 [ animate::$16 ] ) -- vbuz1=vbuz2_plus_1 
     lda _15
     clc
     adc #1
     sta _16
-  //SEG50 [32] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 2) ← (byte~) animate::$16 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG50 [32] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 2) ← (byte~) animate::$16 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _16
     sta YPOS+2
-  //SEG51 [33] (byte~) animate::$17 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 2 [ animate::$17 ] ( main:2::animate:9 [ animate::$17 ] ) -- zpby1=_deref_cowo1 
+  //SEG51 [33] (byte~) animate::$17 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 2 [ animate::$17 ] ( main:2::animate:9 [ animate::$17 ] ) -- vbuz1=_deref_cowo1 
     lda YPOS+2
     sta _17
-  //SEG52 [34] if((byte~) animate::$17!=(byte/signed byte/word/signed word) 25) goto animate::@4 [ ] ( main:2::animate:9 [ ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG52 [34] if((byte~) animate::$17!=(byte/signed byte/word/signed word) 25) goto animate::@4 [ ] ( main:2::animate:9 [ ] ) -- vbuz1_neq_coby1_then_la1 
     lda _17
     cmp #$19
     bne b4
@@ -7643,21 +7643,21 @@ animate: {
     jmp b4
   //SEG55 animate::@4
   b4:
-  //SEG56 [36] (byte~) animate::$20 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$20 ] ( main:2::animate:9 [ animate::$20 ] ) -- zpby1=_deref_cowo1 
+  //SEG56 [36] (byte~) animate::$20 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$20 ] ( main:2::animate:9 [ animate::$20 ] ) -- vbuz1=_deref_cowo1 
     lda YPOS+3
     sta _20
-  //SEG57 [37] (byte~) animate::$21 ← (byte~) animate::$20 - (byte/signed byte/word/signed word) 1 [ animate::$21 ] ( main:2::animate:9 [ animate::$21 ] ) -- zpby1=zpby2_minus_1 
+  //SEG57 [37] (byte~) animate::$21 ← (byte~) animate::$20 - (byte/signed byte/word/signed word) 1 [ animate::$21 ] ( main:2::animate:9 [ animate::$21 ] ) -- vbuz1=vbuz2_minus_1 
     lda _20
     sec
     sbc #1
     sta _21
-  //SEG58 [38] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3) ← (byte~) animate::$21 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG58 [38] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3) ← (byte~) animate::$21 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _21
     sta YPOS+3
-  //SEG59 [39] (byte~) animate::$22 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$22 ] ( main:2::animate:9 [ animate::$22 ] ) -- zpby1=_deref_cowo1 
+  //SEG59 [39] (byte~) animate::$22 ← * (const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$22 ] ( main:2::animate:9 [ animate::$22 ] ) -- vbuz1=_deref_cowo1 
     lda YPOS+3
     sta _22
-  //SEG60 [40] if((byte~) animate::$22!=(byte/word/signed word) 255) goto animate::@return [ ] ( main:2::animate:9 [ ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG60 [40] if((byte~) animate::$22!=(byte/word/signed word) 255) goto animate::@return [ ] ( main:2::animate:9 [ ] ) -- vbuz1_neq_coby1_then_la1 
     lda _22
     cmp #$ff
     bne breturn
@@ -7667,36 +7667,36 @@ animate: {
   //SEG62 [41] *((const byte[]) YPOS#0+(byte/signed byte/word/signed word) 3) ← (byte/signed byte/word/signed word) 25 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=coby2 
     lda #$19
     sta YPOS+3
-  //SEG63 [42] (byte~) animate::$25 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$25 ] ( main:2::animate:9 [ animate::$25 ] ) -- zpby1=_deref_cowo1 
+  //SEG63 [42] (byte~) animate::$25 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$25 ] ( main:2::animate:9 [ animate::$25 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+3
     sta _25
-  //SEG64 [43] (byte~) animate::$26 ← (byte~) animate::$25 + (byte/signed byte/word/signed word) 7 [ animate::$26 ] ( main:2::animate:9 [ animate::$26 ] ) -- zpby1=zpby2_plus_coby1 
+  //SEG64 [43] (byte~) animate::$26 ← (byte~) animate::$25 + (byte/signed byte/word/signed word) 7 [ animate::$26 ] ( main:2::animate:9 [ animate::$26 ] ) -- vbuz1=vbuz2_plus_coby1 
     lda _25
     clc
     adc #7
     sta _26
-  //SEG65 [44] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3) ← (byte~) animate::$26 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG65 [44] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3) ← (byte~) animate::$26 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _26
     sta XPOS+3
-  //SEG66 [45] (byte~) animate::$27 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$27 ] ( main:2::animate:9 [ animate::$27 ] ) -- zpby1=_deref_cowo1 
+  //SEG66 [45] (byte~) animate::$27 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$27 ] ( main:2::animate:9 [ animate::$27 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+3
     sta _27
-  //SEG67 [46] if((byte~) animate::$27<(byte/signed byte/word/signed word) 40) goto animate::@return [ ] ( main:2::animate:9 [ ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG67 [46] if((byte~) animate::$27<(byte/signed byte/word/signed word) 40) goto animate::@return [ ] ( main:2::animate:9 [ ] ) -- vbuz1_lt_coby1_then_la1 
     lda _27
     cmp #$28
     bcc breturn
     jmp b12
   //SEG68 animate::@12
   b12:
-  //SEG69 [47] (byte~) animate::$30 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$30 ] ( main:2::animate:9 [ animate::$30 ] ) -- zpby1=_deref_cowo1 
+  //SEG69 [47] (byte~) animate::$30 ← * (const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3 [ animate::$30 ] ( main:2::animate:9 [ animate::$30 ] ) -- vbuz1=_deref_cowo1 
     lda XPOS+3
     sta _30
-  //SEG70 [48] (byte~) animate::$31 ← (byte~) animate::$30 - (byte/signed byte/word/signed word) 40 [ animate::$31 ] ( main:2::animate:9 [ animate::$31 ] ) -- zpby1=zpby2_minus_coby1 
+  //SEG70 [48] (byte~) animate::$31 ← (byte~) animate::$30 - (byte/signed byte/word/signed word) 40 [ animate::$31 ] ( main:2::animate:9 [ animate::$31 ] ) -- vbuz1=vbuz2_minus_coby1 
     lda _30
     sec
     sbc #$28
     sta _31
-  //SEG71 [49] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3) ← (byte~) animate::$31 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=zpby1 
+  //SEG71 [49] *((const byte[]) XPOS#0+(byte/signed byte/word/signed word) 3) ← (byte~) animate::$31 [ ] ( main:2::animate:9 [ ] ) -- _deref_cowo1=vbuz1 
     lda _31
     sta XPOS+3
     jmp breturn
@@ -7718,7 +7718,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -7731,7 +7731,7 @@ render: {
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
   b2_from_b1:
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b2
@@ -7741,32 +7741,32 @@ render: {
     jmp b2
   //SEG86 render::@2
   b2:
-  //SEG87 [54] (byte) findcol::x#0 ← (byte) render::x#2 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 ] ) -- zpby1=zpby2 
+  //SEG87 [54] (byte) findcol::x#0 ← (byte) render::x#2 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 ] ) -- vbuz1=vbuz2 
     lda x
     sta findcol.x
-  //SEG88 [55] (byte) findcol::y#0 ← (byte) render::y#4 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 ] ) -- zpby1=zpby2 
+  //SEG88 [55] (byte) findcol::y#0 ← (byte) render::y#4 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 ] ) -- vbuz1=vbuz2 
     lda y
     sta findcol.y
   //SEG89 [56] call findcol param-assignment [ render::y#4 render::colline#5 render::x#2 findcol::return#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::return#2 ] )
   //SEG90 [66] phi from render::@2 to findcol [phi:render::@2->findcol]
   findcol_from_b2:
     jsr findcol
-  //SEG91 [57] (byte) findcol::return#0 ← (byte) findcol::return#2 [ render::y#4 render::colline#5 render::x#2 findcol::return#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::return#0 ] ) -- zpby1=zpby2 
+  //SEG91 [57] (byte) findcol::return#0 ← (byte) findcol::return#2 [ render::y#4 render::colline#5 render::x#2 findcol::return#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 findcol::return#0 ] ) -- vbuz1=vbuz2 
     lda findcol.return_2
     sta findcol.return
     jmp b5
   //SEG92 render::@5
   b5:
-  //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ) -- zpby1=zpby2 
+  //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ) -- vbuz1=vbuz2 
     lda findcol.return
     sta col
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=zpby2 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuz2 
     lda col
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2_from_b5
@@ -7781,9 +7781,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1_from_b3
@@ -7814,40 +7814,40 @@ findcol: {
     .label mindiff_14 = $a
   //SEG104 [67] phi from findcol to findcol::@1 [phi:findcol->findcol::@1]
   b1_from_findcol:
-  //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- zpby1=coby1 
+  //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuz1=coby1 
     lda #0
     sta mincol
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
-  //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- zpby1=coby1 
+  //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
     jmp b9
   //SEG112 findcol::@9
   b9:
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
   //SEG114 [72] phi from findcol::@9 to findcol::@return [phi:findcol::@9->findcol::@return]
   breturn_from_b9:
-  //SEG115 [72] phi (byte) findcol::return#2 = (byte/signed byte/word/signed word) 0 [phi:findcol::@9->findcol::@return#0] -- zpby1=coby1 
+  //SEG115 [72] phi (byte) findcol::return#2 = (byte/signed byte/word/signed word) 0 [phi:findcol::@9->findcol::@return#0] -- vbuz1=coby1 
     lda #0
     sta return_2
     jmp breturn
@@ -7857,14 +7857,14 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
     jmp b12
   //SEG120 findcol::@12
   b12:
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda xp
     sec
     sbc x
@@ -7876,19 +7876,19 @@ findcol: {
     jmp b5
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
     jmp b14
   //SEG126 findcol::@14
   b14:
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda yp
     sec
     sbc y
     sta _12
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda diff
     clc
     adc _12
@@ -7900,14 +7900,14 @@ findcol: {
     jmp b7
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda diff_6
     cmp mindiff
     bcs b21
     jmp b16
   //SEG133 findcol::@16
   b16:
-  //SEG134 [82] (byte) findcol::mincol#1 ← (const byte[]) COLS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::diff#6 findcol::mincol#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::diff#6 findcol::mincol#1 ] ) -- zpby1=cowo1_derefidx_zpby2 
+  //SEG134 [82] (byte) findcol::mincol#1 ← (const byte[]) COLS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::diff#6 findcol::mincol#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::diff#6 findcol::mincol#1 ] ) -- vbuz1=cowo1_derefidx_vbuz2 
     ldx i
     lda COLS,x
     sta mincol
@@ -7919,9 +7919,9 @@ findcol: {
     jmp b8
   //SEG138 findcol::@8
   b8:
-  //SEG139 [84] (byte) findcol::i#1 ← ++ (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ) -- zpby1=_inc_zpby1 
+  //SEG139 [84] (byte) findcol::i#1 ← ++ (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG140 [85] if((byte) findcol::i#1<(const byte) numpoints#0) goto findcol::@19 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ) -- zpby1_lt_coby1_then_la1 
+  //SEG140 [85] if((byte) findcol::i#1<(const byte) numpoints#0) goto findcol::@19 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mincol#2 findcol::mindiff#11 ] ) -- vbuz1_lt_coby1_then_la1 
     lda i
     cmp #numpoints
     bcc b19
@@ -7931,7 +7931,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=zpby2 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuz2 
     lda mindiff_11
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
@@ -7942,18 +7942,18 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- zpby1=zpby2 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuz1=vbuz2 
     lda mindiff
     sta mindiff_14
     jmp b8_from_b21
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda y
     sec
     sbc yp
     sta _14
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda diff
     clc
     adc _14
@@ -7961,7 +7961,7 @@ findcol: {
     jmp b7_from_b6
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby3 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz3 
     lda x
     sec
     sbc xp
@@ -8396,7 +8396,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -8408,7 +8408,7 @@ render: {
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
   b2_from_b1:
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b2
@@ -8431,12 +8431,12 @@ render: {
   b5:
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2_from_b5
@@ -8450,9 +8450,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1_from_b3
@@ -8473,26 +8473,26 @@ findcol: {
   b1_from_findcol:
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
   b9:
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -8506,13 +8506,13 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
   b12:
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -8523,17 +8523,17 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
   b14:
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
@@ -8542,7 +8542,7 @@ findcol: {
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -8567,7 +8567,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   b1_from_b19:
@@ -8577,22 +8577,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8_from_b21
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7_from_b6
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -8830,7 +8830,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -8842,7 +8842,7 @@ render: {
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
   b2_from_b1:
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b2
@@ -8865,12 +8865,12 @@ render: {
   b5:
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2_from_b5
@@ -8884,9 +8884,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1_from_b3
@@ -8907,26 +8907,26 @@ findcol: {
   b1_from_findcol:
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
   b9:
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -8940,13 +8940,13 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
   b12:
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -8957,17 +8957,17 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
   b14:
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
@@ -8976,7 +8976,7 @@ findcol: {
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -9001,7 +9001,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   b1_from_b19:
@@ -9011,22 +9011,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8_from_b21
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7_from_b6
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -9276,7 +9276,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -9286,7 +9286,7 @@ render: {
   //SEG81 render::@1
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b2
@@ -9308,12 +9308,12 @@ render: {
   b5:
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2
@@ -9327,9 +9327,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1
@@ -9350,26 +9350,26 @@ findcol: {
   b1_from_findcol:
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
   b9:
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -9383,13 +9383,13 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
   b12:
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -9398,24 +9398,24 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
   b14:
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -9438,7 +9438,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   b1_from_b19:
@@ -9448,22 +9448,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -9700,7 +9700,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -9710,7 +9710,7 @@ render: {
   //SEG81 render::@1
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b2
@@ -9730,12 +9730,12 @@ render: {
   //SEG92 render::@5
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2
@@ -9748,9 +9748,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1
@@ -9769,25 +9769,25 @@ findcol: {
   //SEG104 [67] phi from findcol to findcol::@1 [phi:findcol->findcol::@1]
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -9800,12 +9800,12 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -9814,23 +9814,23 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -9851,7 +9851,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   //SEG146 [67] phi (byte) findcol::mincol#10 = (byte) findcol::mincol#2 [phi:findcol::@19->findcol::@1#0] -- register_copy 
@@ -9860,22 +9860,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -10083,7 +10083,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
     jmp b1
@@ -10093,7 +10093,7 @@ render: {
   //SEG81 render::@1
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
     jmp b2
@@ -10113,12 +10113,12 @@ render: {
   //SEG92 render::@5
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2
@@ -10131,9 +10131,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1
@@ -10152,25 +10152,25 @@ findcol: {
   //SEG104 [67] phi from findcol to findcol::@1 [phi:findcol->findcol::@1]
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -10183,12 +10183,12 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -10197,23 +10197,23 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -10234,7 +10234,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   //SEG146 [67] phi (byte) findcol::mincol#10 = (byte) findcol::mincol#2 [phi:findcol::@19->findcol::@1#0] -- register_copy 
@@ -10243,22 +10243,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -10468,7 +10468,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG78 [52] phi from render::@3 to render::@1 [phi:render::@3->render::@1]
@@ -10477,7 +10477,7 @@ render: {
   //SEG81 render::@1
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG84 [53] phi from render::@5 to render::@2 [phi:render::@5->render::@2]
@@ -10496,12 +10496,12 @@ render: {
   //SEG92 render::@5
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2
@@ -10514,9 +10514,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1
@@ -10535,25 +10535,25 @@ findcol: {
   //SEG104 [67] phi from findcol to findcol::@1 [phi:findcol->findcol::@1]
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -10566,12 +10566,12 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -10580,23 +10580,23 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -10617,7 +10617,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   //SEG146 [67] phi (byte) findcol::mincol#10 = (byte) findcol::mincol#2 [phi:findcol::@19->findcol::@1#0] -- register_copy 
@@ -10626,22 +10626,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -10847,7 +10847,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG78 [52] phi from render::@3 to render::@1 [phi:render::@3->render::@1]
@@ -10856,7 +10856,7 @@ render: {
   //SEG81 render::@1
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG84 [53] phi from render::@5 to render::@2 [phi:render::@5->render::@2]
@@ -10875,12 +10875,12 @@ render: {
   //SEG92 render::@5
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2
@@ -10893,9 +10893,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1
@@ -10914,25 +10914,25 @@ findcol: {
   //SEG104 [67] phi from findcol to findcol::@1 [phi:findcol->findcol::@1]
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -10945,12 +10945,12 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -10959,23 +10959,23 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -10996,7 +10996,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   //SEG146 [67] phi (byte) findcol::mincol#10 = (byte) findcol::mincol#2 [phi:findcol::@19->findcol::@1#0] -- register_copy 
@@ -11005,22 +11005,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
@@ -11384,7 +11384,7 @@ render: {
     sta colline
     lda #>COLORS
     sta colline+1
-  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- zpby1=coby1 
+  //SEG77 [52] phi (byte) render::y#4 = (byte/signed byte/word/signed word) 0 [phi:render->render::@1#1] -- vbuz1=coby1 
     lda #0
     sta y
   //SEG78 [52] phi from render::@3 to render::@1 [phi:render::@3->render::@1]
@@ -11393,7 +11393,7 @@ render: {
   //SEG81 render::@1
   b1:
   //SEG82 [53] phi from render::@1 to render::@2 [phi:render::@1->render::@2]
-  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- zpby1=coby1 
+  //SEG83 [53] phi (byte) render::x#2 = (byte/signed byte/word/signed word) 0 [phi:render::@1->render::@2#0] -- vbuz1=coby1 
     lda #0
     sta x
   //SEG84 [53] phi from render::@5 to render::@2 [phi:render::@5->render::@2]
@@ -11412,12 +11412,12 @@ render: {
   //SEG92 render::@5
   //SEG93 [58] (byte) render::col#0 ← (byte) findcol::return#0 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 render::col#0 ] )
     // (byte) render::col#0 = (byte) findcol::return#0  // register copy reg byte a
-  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_zpby1=vbuaa 
+  //SEG94 [59] *((byte*) render::colline#5 + (byte) render::x#2) ← (byte) render::col#0 [ render::y#4 render::colline#5 render::x#2 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#2 ] ) -- zpptrby1_derefidx_vbuz1=vbuaa 
     ldy x
     sta (colline),y
-  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG95 [60] (byte) render::x#1 ← ++ (byte) render::x#2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1=_inc_vbuz1 
     inc x
-  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG96 [61] if((byte) render::x#1!=(byte/signed byte/word/signed word) 40) goto render::@2 [ render::y#4 render::colline#5 render::x#1 ] ( main:2::render:7 [ render::y#4 render::colline#5 render::x#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda x
     cmp #$28
     bne b2
@@ -11430,9 +11430,9 @@ render: {
     bcc !+
     inc colline+1
   !:
-  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG99 [63] (byte) render::y#1 ← ++ (byte) render::y#4 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1=_inc_vbuz1 
     inc y
-  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG100 [64] if((byte) render::y#1!=(byte/signed byte/word/signed word) 25) goto render::@1 [ render::y#1 render::colline#1 ] ( main:2::render:7 [ render::y#1 render::colline#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda y
     cmp #$19
     bne b1
@@ -11451,25 +11451,25 @@ findcol: {
   //SEG104 [67] phi from findcol to findcol::@1 [phi:findcol->findcol::@1]
   //SEG105 [67] phi (byte) findcol::mincol#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#0] -- vbuyy=coby1 
     ldy #0
-  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- zpby1=coby1 
+  //SEG106 [67] phi (byte) findcol::mindiff#10 = (byte/word/signed word) 255 [phi:findcol->findcol::@1#1] -- vbuz1=coby1 
     lda #$ff
     sta mindiff
   //SEG107 [67] phi (byte) findcol::i#10 = (byte/signed byte/word/signed word) 0 [phi:findcol->findcol::@1#2] -- vbuxx=coby1 
     ldx #0
   //SEG108 findcol::@1
   b1:
-  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG109 [68] (byte) findcol::xp#0 ← (const byte[]) XPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda XPOS,x
     sta xp
-  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1=cowo1_derefidx_vbuxx 
+  //SEG110 [69] (byte) findcol::yp#0 ← (const byte[]) YPOS#0 *idx (byte) findcol::i#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1=cowo1_derefidx_vbuxx 
     lda YPOS,x
     sta yp
-  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG111 [70] if((byte) findcol::x#0!=(byte) findcol::xp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda x
     cmp xp
     bne b2
   //SEG112 findcol::@9
-  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_neq_zpby2_then_la1 
+  //SEG113 [71] if((byte) findcol::y#0!=(byte) findcol::yp#0) goto findcol::@2 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_neq_vbuz2_then_la1 
     lda y
     cmp yp
     bne b2
@@ -11482,12 +11482,12 @@ findcol: {
     rts
   //SEG118 findcol::@2
   b2:
-  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG119 [74] if((byte) findcol::x#0>=(byte) findcol::xp#0) goto findcol::@4 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::xp#0 findcol::yp#0 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda x
     cmp xp
     bcs b4
   //SEG120 findcol::@12
-  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- zpby1=zpby1_minus_zpby2 
+  //SEG121 [75] (byte) findcol::diff#1 ← (byte) findcol::xp#0 - (byte) findcol::x#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#1 ] ) -- vbuz1=vbuz1_minus_vbuz2 
     lda diff
     sec
     sbc x
@@ -11496,23 +11496,23 @@ findcol: {
   //SEG123 [76] phi (byte) findcol::diff#4 = (byte) findcol::diff#1 [phi:findcol::@12/findcol::@4->findcol::@5#0] -- register_copy 
   //SEG124 findcol::@5
   b5:
-  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- zpby1_ge_zpby2_then_la1 
+  //SEG125 [77] if((byte) findcol::y#0>=(byte) findcol::yp#0) goto findcol::@6 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#4 ] ) -- vbuz1_ge_vbuz2_then_la1 
     lda y
     cmp yp
     bcs b6
   //SEG126 findcol::@14
-  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG127 [78] (byte~) findcol::$12 ← (byte) findcol::yp#0 - (byte) findcol::y#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$12 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda yp
     sec
     sbc y
-  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG128 [79] (byte) findcol::diff#3 ← (byte) findcol::diff#4 + (byte~) findcol::$12 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#3 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
   //SEG129 [80] phi from findcol::@14 findcol::@6 to findcol::@7 [phi:findcol::@14/findcol::@6->findcol::@7]
   //SEG130 [80] phi (byte) findcol::diff#6 = (byte) findcol::diff#3 [phi:findcol::@14/findcol::@6->findcol::@7#0] -- register_copy 
   //SEG131 findcol::@7
   b7:
-  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_zpby1_then_la1 
+  //SEG132 [81] if((byte) findcol::diff#6>=(byte) findcol::mindiff#10) goto findcol::@21 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#6 ] ) -- vbuaa_ge_vbuz1_then_la1 
     cmp mindiff
     bcs b21
   //SEG133 findcol::@16
@@ -11533,7 +11533,7 @@ findcol: {
     jmp breturn
   //SEG143 findcol::@19
   b19:
-  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- zpby1=vbuaa 
+  //SEG144 [86] (byte~) findcol::mindiff#13 ← (byte) findcol::mindiff#11 [ findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#1 findcol::mindiff#13 findcol::mincol#2 ] ) -- vbuz1=vbuaa 
     sta mindiff
   //SEG145 [67] phi from findcol::@19 to findcol::@1 [phi:findcol::@19->findcol::@1]
   //SEG146 [67] phi (byte) findcol::mincol#10 = (byte) findcol::mincol#2 [phi:findcol::@19->findcol::@1#0] -- register_copy 
@@ -11542,22 +11542,22 @@ findcol: {
     jmp b1
   //SEG149 findcol::@21
   b21:
-  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=zpby1 
+  //SEG150 [87] (byte~) findcol::mindiff#14 ← (byte) findcol::mindiff#10 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mincol#10 findcol::mindiff#14 ] ) -- vbuaa=vbuz1 
     lda mindiff
     jmp b8
   //SEG151 findcol::@6
   b6:
-  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=zpby1_minus_zpby2 
+  //SEG152 [88] (byte~) findcol::$14 ← (byte) findcol::y#0 - (byte) findcol::yp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#4 findcol::$14 ] ) -- vbuaa=vbuz1_minus_vbuz2 
     lda y
     sec
     sbc yp
-  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=zpby1_plus_vbuaa 
+  //SEG153 [89] (byte) findcol::diff#2 ← (byte) findcol::diff#4 + (byte~) findcol::$14 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::diff#2 ] ) -- vbuaa=vbuz1_plus_vbuaa 
     clc
     adc diff
     jmp b7
   //SEG154 findcol::@4
   b4:
-  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- zpby1=zpby2_minus_zpby1 
+  //SEG155 [90] (byte) findcol::diff#0 ← (byte) findcol::x#0 - (byte) findcol::xp#0 [ findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ( main:2::render:7::findcol:56 [ render::y#4 render::colline#5 render::x#2 findcol::x#0 findcol::y#0 findcol::i#10 findcol::mindiff#10 findcol::mincol#10 findcol::yp#0 findcol::diff#0 ] ) -- vbuz1=vbuz2_minus_vbuz1 
     lda x
     sec
     sbc diff
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/wordexpr.log b/src/main/java/dk/camelot64/kickc/test/ref/wordexpr.log
index d10d34154..7fda9407d 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/wordexpr.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/wordexpr.log
@@ -520,7 +520,7 @@ main: {
     .label i = 4
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG12 [5] phi (word) main::b#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#1] -- zpwo1=coby1 
@@ -544,9 +544,9 @@ main: {
     lda b+1
     adc #>$28*8
     sta b+1
-  //SEG18 [7] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::b#1 main::i#1 ] ( main:2 [ main::b#1 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG18 [7] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::b#1 main::i#1 ] ( main:2 [ main::b#1 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG19 [8] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::b#1 main::i#1 ] ( main:2 [ main::b#1 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG19 [8] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::b#1 main::i#1 ] ( main:2 [ main::b#1 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b1_from_b1
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/zpparammin.log b/src/main/java/dk/camelot64/kickc/test/ref/zpparammin.log
index dbc6749b7..e97476a36 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/zpparammin.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/zpparammin.log
@@ -1593,7 +1593,7 @@ main: {
     .label i = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b1
@@ -1603,77 +1603,77 @@ main: {
     jmp b1
   //SEG14 main::@1
   b1:
-  //SEG15 [6] (byte~) main::$0 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 1 [ main::i#2 main::$0 ] ( main:2 [ main::i#2 main::$0 ] ) -- zpby1=zpby2_plus_1 
+  //SEG15 [6] (byte~) main::$0 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 1 [ main::i#2 main::$0 ] ( main:2 [ main::i#2 main::$0 ] ) -- vbuz1=vbuz2_plus_1 
     lda i
     clc
     adc #1
     sta _0
-  //SEG16 [7] (byte~) main::$1 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 2 [ main::i#2 main::$0 main::$1 ] ( main:2 [ main::i#2 main::$0 main::$1 ] ) -- zpby1=zpby2_plus_coby1 
+  //SEG16 [7] (byte~) main::$1 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 2 [ main::i#2 main::$0 main::$1 ] ( main:2 [ main::i#2 main::$0 main::$1 ] ) -- vbuz1=vbuz2_plus_coby1 
     lda i
     clc
     adc #2
     sta _1
-  //SEG17 [8] (byte) sum::a#0 ← (byte) main::i#2 [ main::i#2 main::$0 main::$1 sum::a#0 ] ( main:2 [ main::i#2 main::$0 main::$1 sum::a#0 ] ) -- zpby1=zpby2 
+  //SEG17 [8] (byte) sum::a#0 ← (byte) main::i#2 [ main::i#2 main::$0 main::$1 sum::a#0 ] ( main:2 [ main::i#2 main::$0 main::$1 sum::a#0 ] ) -- vbuz1=vbuz2 
     lda i
     sta sum.a
-  //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ) -- zpby1=zpby2 
+  //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ) -- vbuz1=vbuz2 
     lda _0
     sta sum.b
-  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- zpby1=zpby2 
+  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- vbuz1=vbuz2 
     lda _1
     sta sum.c
   //SEG20 [11] call sum param-assignment [ main::i#2 sum::return#1 ] ( main:2 [ main::i#2 sum::return#1 ] )
     jsr sum
-  //SEG21 [12] (byte) sum::return#0 ← (byte) sum::return#1 [ main::i#2 sum::return#0 ] ( main:2 [ main::i#2 sum::return#0 ] ) -- zpby1=zpby2 
+  //SEG21 [12] (byte) sum::return#0 ← (byte) sum::return#1 [ main::i#2 sum::return#0 ] ( main:2 [ main::i#2 sum::return#0 ] ) -- vbuz1=vbuz2 
     lda sum.return_1
     sta sum.return
     jmp b3
   //SEG22 main::@3
   b3:
-  //SEG23 [13] (byte~) main::$2 ← (byte) sum::return#0 [ main::i#2 main::$2 ] ( main:2 [ main::i#2 main::$2 ] ) -- zpby1=zpby2 
+  //SEG23 [13] (byte~) main::$2 ← (byte) sum::return#0 [ main::i#2 main::$2 ] ( main:2 [ main::i#2 main::$2 ] ) -- vbuz1=vbuz2 
     lda sum.return
     sta _2
-  //SEG24 [14] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte~) main::$2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG24 [14] *((const byte*) SCREEN#0 + (byte) main::i#2) ← (byte~) main::$2 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _2
     ldx i
     sta SCREEN,x
-  //SEG25 [15] (byte~) main::$3 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 1 [ main::i#2 main::$3 ] ( main:2 [ main::i#2 main::$3 ] ) -- zpby1=zpby2_plus_1 
+  //SEG25 [15] (byte~) main::$3 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 1 [ main::i#2 main::$3 ] ( main:2 [ main::i#2 main::$3 ] ) -- vbuz1=vbuz2_plus_1 
     lda i
     clc
     adc #1
     sta _3
-  //SEG26 [16] (byte~) main::$4 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 2 [ main::i#2 main::$3 main::$4 ] ( main:2 [ main::i#2 main::$3 main::$4 ] ) -- zpby1=zpby2_plus_coby1 
+  //SEG26 [16] (byte~) main::$4 ← (byte) main::i#2 + (byte/signed byte/word/signed word) 2 [ main::i#2 main::$3 main::$4 ] ( main:2 [ main::i#2 main::$3 main::$4 ] ) -- vbuz1=vbuz2_plus_coby1 
     lda i
     clc
     adc #2
     sta _4
-  //SEG27 [17] (byte) sum2::a#0 ← (byte) main::i#2 [ main::i#2 main::$3 main::$4 sum2::a#0 ] ( main:2 [ main::i#2 main::$3 main::$4 sum2::a#0 ] ) -- zpby1=zpby2 
+  //SEG27 [17] (byte) sum2::a#0 ← (byte) main::i#2 [ main::i#2 main::$3 main::$4 sum2::a#0 ] ( main:2 [ main::i#2 main::$3 main::$4 sum2::a#0 ] ) -- vbuz1=vbuz2 
     lda i
     sta sum2.a
-  //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ) -- zpby1=zpby2 
+  //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ) -- vbuz1=vbuz2 
     lda _3
     sta sum2.b
-  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- zpby1=zpby2 
+  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- vbuz1=vbuz2 
     lda _4
     sta sum2.c
   //SEG30 [20] call sum2 param-assignment [ main::i#2 sum2::return#1 ] ( main:2 [ main::i#2 sum2::return#1 ] )
     jsr sum2
-  //SEG31 [21] (byte) sum2::return#0 ← (byte) sum2::return#1 [ main::i#2 sum2::return#0 ] ( main:2 [ main::i#2 sum2::return#0 ] ) -- zpby1=zpby2 
+  //SEG31 [21] (byte) sum2::return#0 ← (byte) sum2::return#1 [ main::i#2 sum2::return#0 ] ( main:2 [ main::i#2 sum2::return#0 ] ) -- vbuz1=vbuz2 
     lda sum2.return_1
     sta sum2.return
     jmp b4
   //SEG32 main::@4
   b4:
-  //SEG33 [22] (byte~) main::$5 ← (byte) sum2::return#0 [ main::i#2 main::$5 ] ( main:2 [ main::i#2 main::$5 ] ) -- zpby1=zpby2 
+  //SEG33 [22] (byte~) main::$5 ← (byte) sum2::return#0 [ main::i#2 main::$5 ] ( main:2 [ main::i#2 main::$5 ] ) -- vbuz1=vbuz2 
     lda sum2.return
     sta _5
-  //SEG34 [23] *((const byte*) SCREEN2#0 + (byte) main::i#2) ← (byte~) main::$5 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_zpby1=zpby2 
+  //SEG34 [23] *((const byte*) SCREEN2#0 + (byte) main::i#2) ← (byte~) main::$5 [ main::i#2 ] ( main:2 [ main::i#2 ] ) -- cowo1_derefidx_vbuz1=vbuz2 
     lda _5
     ldx i
     sta SCREEN2,x
-  //SEG35 [24] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [24] (byte) main::i#1 ← ++ (byte) main::i#2 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG36 [25] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [25] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::i#1 ] ( main:2 [ main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b1_from_b4
@@ -1691,12 +1691,12 @@ sum2: {
     .label c = $e
     .label return = $f
     .label return_1 = $12
-  //SEG40 [27] (byte~) sum2::$0 ← (byte) sum2::a#0 + (byte) sum2::b#0 [ sum2::c#0 sum2::$0 ] ( main:2::sum2:20 [ main::i#2 sum2::c#0 sum2::$0 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG40 [27] (byte~) sum2::$0 ← (byte) sum2::a#0 + (byte) sum2::b#0 [ sum2::c#0 sum2::$0 ] ( main:2::sum2:20 [ main::i#2 sum2::c#0 sum2::$0 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda a
     clc
     adc b
     sta _0
-  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda _0
     clc
     adc c
@@ -1715,12 +1715,12 @@ sum: {
     .label c = 7
     .label return = 8
     .label return_1 = $14
-  //SEG45 [30] (byte~) sum::$0 ← (byte) sum::a#0 + (byte) sum::b#0 [ sum::c#0 sum::$0 ] ( main:2::sum:11 [ main::i#2 sum::c#0 sum::$0 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG45 [30] (byte~) sum::$0 ← (byte) sum::a#0 + (byte) sum::b#0 [ sum::c#0 sum::$0 ] ( main:2::sum:11 [ main::i#2 sum::c#0 sum::$0 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda a
     clc
     adc b
     sta _0
-  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- zpby1=zpby2_plus_zpby3 
+  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuz1=vbuz2_plus_vbuz3 
     lda _0
     clc
     adc c
@@ -1831,7 +1831,7 @@ main: {
     // (byte) sum::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] )
     // (byte) sum::b#0 = (byte~) main::$0  // register copy reg byte x
-  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- zpby1=vbuaa 
+  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- vbuz1=vbuaa 
     sta sum.c
   //SEG20 [11] call sum param-assignment [ main::i#2 sum::return#1 ] ( main:2 [ main::i#2 sum::return#1 ] )
     jsr sum
@@ -1855,7 +1855,7 @@ main: {
     // (byte) sum2::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] )
     // (byte) sum2::b#0 = (byte~) main::$3  // register copy reg byte x
-  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- zpby1=vbuaa 
+  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- vbuz1=vbuaa 
     sta sum2.c
   //SEG30 [20] call sum2 param-assignment [ main::i#2 sum2::return#1 ] ( main:2 [ main::i#2 sum2::return#1 ] )
     jsr sum2
@@ -1885,7 +1885,7 @@ sum2: {
     txa
     clc
     adc $ff
-  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG42 sum2::@return
@@ -1901,7 +1901,7 @@ sum: {
     txa
     clc
     adc $ff
-  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG47 sum::@return
@@ -1958,7 +1958,7 @@ main: {
     // (byte) sum::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] )
     // (byte) sum::b#0 = (byte~) main::$0  // register copy reg byte x
-  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- zpby1=vbuaa 
+  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- vbuz1=vbuaa 
     sta sum.c
   //SEG20 [11] call sum param-assignment [ main::i#2 sum::return#1 ] ( main:2 [ main::i#2 sum::return#1 ] )
     jsr sum
@@ -1982,7 +1982,7 @@ main: {
     // (byte) sum2::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] )
     // (byte) sum2::b#0 = (byte~) main::$3  // register copy reg byte x
-  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- zpby1=vbuaa 
+  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- vbuz1=vbuaa 
     sta sum2.c
   //SEG30 [20] call sum2 param-assignment [ main::i#2 sum2::return#1 ] ( main:2 [ main::i#2 sum2::return#1 ] )
     jsr sum2
@@ -2012,7 +2012,7 @@ sum2: {
     txa
     clc
     adc $ff
-  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG42 sum2::@return
@@ -2028,7 +2028,7 @@ sum: {
     txa
     clc
     adc $ff
-  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG47 sum::@return
@@ -2084,7 +2084,7 @@ main: {
     // (byte) sum::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] )
     // (byte) sum::b#0 = (byte~) main::$0  // register copy reg byte x
-  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- zpby1=vbuaa 
+  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- vbuz1=vbuaa 
     sta sum.c
   //SEG20 [11] call sum param-assignment [ main::i#2 sum::return#1 ] ( main:2 [ main::i#2 sum::return#1 ] )
     jsr sum
@@ -2107,7 +2107,7 @@ main: {
     // (byte) sum2::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] )
     // (byte) sum2::b#0 = (byte~) main::$3  // register copy reg byte x
-  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- zpby1=vbuaa 
+  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- vbuz1=vbuaa 
     sta sum2.c
   //SEG30 [20] call sum2 param-assignment [ main::i#2 sum2::return#1 ] ( main:2 [ main::i#2 sum2::return#1 ] )
     jsr sum2
@@ -2135,7 +2135,7 @@ sum2: {
     txa
     clc
     adc $ff
-  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG42 sum2::@return
@@ -2150,7 +2150,7 @@ sum: {
     txa
     clc
     adc $ff
-  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG47 sum::@return
@@ -2197,7 +2197,7 @@ main: {
     // (byte) sum::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] )
     // (byte) sum::b#0 = (byte~) main::$0  // register copy reg byte x
-  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- zpby1=vbuaa 
+  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- vbuz1=vbuaa 
     sta sum.c
   //SEG20 [11] call sum param-assignment [ main::i#2 sum::return#1 ] ( main:2 [ main::i#2 sum::return#1 ] )
     jsr sum
@@ -2220,7 +2220,7 @@ main: {
     // (byte) sum2::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] )
     // (byte) sum2::b#0 = (byte~) main::$3  // register copy reg byte x
-  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- zpby1=vbuaa 
+  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- vbuz1=vbuaa 
     sta sum2.c
   //SEG30 [20] call sum2 param-assignment [ main::i#2 sum2::return#1 ] ( main:2 [ main::i#2 sum2::return#1 ] )
     jsr sum2
@@ -2248,7 +2248,7 @@ sum2: {
     txa
     clc
     adc $ff
-  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG42 sum2::@return
@@ -2263,7 +2263,7 @@ sum: {
     txa
     clc
     adc $ff
-  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG47 sum::@return
@@ -2374,7 +2374,7 @@ main: {
     // (byte) sum::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG18 [9] (byte) sum::b#0 ← (byte~) main::$0 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] ( main:2 [ main::i#2 main::$1 sum::a#0 sum::b#0 ] )
     // (byte) sum::b#0 = (byte~) main::$0  // register copy reg byte x
-  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- zpby1=vbuaa 
+  //SEG19 [10] (byte) sum::c#0 ← (byte~) main::$1 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ( main:2 [ main::i#2 sum::a#0 sum::b#0 sum::c#0 ] ) -- vbuz1=vbuaa 
     sta sum.c
   //SEG20 [11] call sum param-assignment [ main::i#2 sum::return#1 ] ( main:2 [ main::i#2 sum::return#1 ] )
     jsr sum
@@ -2397,7 +2397,7 @@ main: {
     // (byte) sum2::a#0 = (byte) main::i#2  // register copy reg byte y
   //SEG28 [18] (byte) sum2::b#0 ← (byte~) main::$3 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] ( main:2 [ main::i#2 main::$4 sum2::a#0 sum2::b#0 ] )
     // (byte) sum2::b#0 = (byte~) main::$3  // register copy reg byte x
-  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- zpby1=vbuaa 
+  //SEG29 [19] (byte) sum2::c#0 ← (byte~) main::$4 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ( main:2 [ main::i#2 sum2::a#0 sum2::b#0 sum2::c#0 ] ) -- vbuz1=vbuaa 
     sta sum2.c
   //SEG30 [20] call sum2 param-assignment [ main::i#2 sum2::return#1 ] ( main:2 [ main::i#2 sum2::return#1 ] )
     jsr sum2
@@ -2425,7 +2425,7 @@ sum2: {
     txa
     clc
     adc $ff
-  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG41 [28] (byte) sum2::return#1 ← (byte~) sum2::$0 + (byte) sum2::c#0 [ sum2::return#1 ] ( main:2::sum2:20 [ main::i#2 sum2::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG42 sum2::@return
@@ -2440,7 +2440,7 @@ sum: {
     txa
     clc
     adc $ff
-  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_zpby1 
+  //SEG46 [31] (byte) sum::return#1 ← (byte~) sum::$0 + (byte) sum::c#0 [ sum::return#1 ] ( main:2::sum:11 [ main::i#2 sum::return#1 ] ) -- vbuaa=vbuaa_plus_vbuz1 
     clc
     adc c
   //SEG47 sum::@return
diff --git a/src/main/java/dk/camelot64/kickc/test/ref/zpptr.log b/src/main/java/dk/camelot64/kickc/test/ref/zpptr.log
index ff948c34d..9a277006e 100644
--- a/src/main/java/dk/camelot64/kickc/test/ref/zpptr.log
+++ b/src/main/java/dk/camelot64/kickc/test/ref/zpptr.log
@@ -1232,7 +1232,7 @@ main: {
     .label j = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b1
@@ -1244,7 +1244,7 @@ main: {
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b2
@@ -1256,7 +1256,7 @@ main: {
   b2:
   //SEG20 [7] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
   b3_from_b2:
-  //SEG21 [7] phi (byte) main::k#2 = (byte/signed byte/word/signed word) 0 [phi:main::@2->main::@3#0] -- zpby1=coby1 
+  //SEG21 [7] phi (byte) main::k#2 = (byte/signed byte/word/signed word) 0 [phi:main::@2->main::@3#0] -- vbuz1=coby1 
     lda #0
     sta k
     jmp b3
@@ -1266,7 +1266,7 @@ main: {
     jmp b3
   //SEG24 main::@3
   b3:
-  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<zpptr
     clc
     adc i
@@ -1274,7 +1274,7 @@ main: {
     lda #>zpptr
     adc #0
     sta zpptr2+1
-  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_vbuz1 
     lda j
     sta w
     lda #0
@@ -1287,31 +1287,31 @@ main: {
     lda zpptr2_1+1
     adc zpptr2+1
     sta w+1
-  //SEG28 [11] *((byte*) main::zpptr2#1) ← (byte) main::k#2 [ main::j#6 main::i#4 main::k#2 ] ( main:2 [ main::j#6 main::i#4 main::k#2 ] ) -- _deref_zpptrby1=zpby1 
+  //SEG28 [11] *((byte*) main::zpptr2#1) ← (byte) main::k#2 [ main::j#6 main::i#4 main::k#2 ] ( main:2 [ main::j#6 main::i#4 main::k#2 ] ) -- _deref_zpptrby1=vbuz1 
     ldy #0
     lda k
     sta (zpptr2_1),y
-  //SEG29 [12] (byte) main::k#1 ← ++ (byte) main::k#2 [ main::j#6 main::i#4 main::k#1 ] ( main:2 [ main::j#6 main::i#4 main::k#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG29 [12] (byte) main::k#1 ← ++ (byte) main::k#2 [ main::j#6 main::i#4 main::k#1 ] ( main:2 [ main::j#6 main::i#4 main::k#1 ] ) -- vbuz1=_inc_vbuz1 
     inc k
-  //SEG30 [13] if((byte) main::k#1!=(byte/signed byte/word/signed word) 11) goto main::@3 [ main::j#6 main::i#4 main::k#1 ] ( main:2 [ main::j#6 main::i#4 main::k#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG30 [13] if((byte) main::k#1!=(byte/signed byte/word/signed word) 11) goto main::@3 [ main::j#6 main::i#4 main::k#1 ] ( main:2 [ main::j#6 main::i#4 main::k#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda k
     cmp #$b
     bne b3_from_b3
     jmp b4
   //SEG31 main::@4
   b4:
-  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b2_from_b4
     jmp b5
   //SEG34 main::@5
   b5:
-  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1_from_b5
@@ -1395,7 +1395,7 @@ main: {
     .label j = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b1
@@ -1406,7 +1406,7 @@ main: {
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
   b2_from_b1:
-  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b2
@@ -1425,7 +1425,7 @@ main: {
   //SEG23 [7] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@3->main::@3#0] -- register_copy 
   //SEG24 main::@3
   b3:
-  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<zpptr
     clc
     adc i
@@ -1433,7 +1433,7 @@ main: {
     lda #>zpptr
     adc #0
     sta zpptr2+1
-  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_vbuz1 
     lda j
     sta w
     lda #0
@@ -1457,17 +1457,17 @@ main: {
     bne b3_from_b3
   //SEG31 main::@4
   b4:
-  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b2_from_b4
   //SEG34 main::@5
   b5:
-  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1_from_b5
@@ -1515,7 +1515,7 @@ main: {
     .label j = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b1
@@ -1524,7 +1524,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b2
@@ -1540,7 +1540,7 @@ main: {
   //SEG23 [7] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@3->main::@3#0] -- register_copy 
   //SEG24 main::@3
   b3:
-  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<zpptr
     clc
     adc i
@@ -1548,7 +1548,7 @@ main: {
     lda #>zpptr
     adc #0
     sta zpptr2+1
-  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_vbuz1 
     lda j
     sta w
     lda #0
@@ -1572,17 +1572,17 @@ main: {
     bne b3
   //SEG31 main::@4
   b4:
-  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b2
   //SEG34 main::@5
   b5:
-  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1
@@ -1621,7 +1621,7 @@ main: {
     .label i = 3
     .label j = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
     jmp b1
@@ -1630,7 +1630,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
     jmp b2
@@ -1646,7 +1646,7 @@ main: {
   //SEG23 [7] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@3->main::@3#0] -- register_copy 
   //SEG24 main::@3
   b3:
-  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<zpptr
     clc
     adc i
@@ -1654,7 +1654,7 @@ main: {
     lda #>zpptr
     adc #0
     sta zpptr2+1
-  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_vbuz1 
     lda j
     sta w
     lda #0
@@ -1677,16 +1677,16 @@ main: {
     cpx #$b
     bne b3
   //SEG31 main::@4
-  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b2
   //SEG34 main::@5
-  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1
@@ -1721,7 +1721,7 @@ main: {
     .label i = 3
     .label j = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG12 [5] phi from main::@5 to main::@1 [phi:main::@5->main::@1]
@@ -1729,7 +1729,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG17 [6] phi from main::@4 to main::@2 [phi:main::@4->main::@2]
@@ -1743,7 +1743,7 @@ main: {
   //SEG23 [7] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@3->main::@3#0] -- register_copy 
   //SEG24 main::@3
   b3:
-  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<zpptr
     clc
     adc i
@@ -1751,7 +1751,7 @@ main: {
     lda #>zpptr
     adc #0
     sta zpptr2+1
-  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_vbuz1 
     lda j
     sta w
     lda #0
@@ -1774,16 +1774,16 @@ main: {
     cpx #$b
     bne b3
   //SEG31 main::@4
-  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b2
   //SEG34 main::@5
-  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1
@@ -1848,7 +1848,7 @@ main: {
     .label i = 3
     .label j = 2
   //SEG10 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- zpby1=coby1 
+  //SEG11 [5] phi (byte) main::j#6 = (byte/signed byte/word/signed word) 0 [phi:main->main::@1#0] -- vbuz1=coby1 
     lda #0
     sta j
   //SEG12 [5] phi from main::@5 to main::@1 [phi:main::@5->main::@1]
@@ -1856,7 +1856,7 @@ main: {
   //SEG14 main::@1
   b1:
   //SEG15 [6] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
-  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- zpby1=coby1 
+  //SEG16 [6] phi (byte) main::i#4 = (byte/signed byte/word/signed word) 0 [phi:main::@1->main::@2#0] -- vbuz1=coby1 
     lda #0
     sta i
   //SEG17 [6] phi from main::@4 to main::@2 [phi:main::@4->main::@2]
@@ -1870,7 +1870,7 @@ main: {
   //SEG23 [7] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@3->main::@3#0] -- register_copy 
   //SEG24 main::@3
   b3:
-  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_zpby1 
+  //SEG25 [8] (byte*) main::zpptr2#0 ← (const byte*) main::zpptr#0 + (byte) main::i#4 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 ] ) -- zpptrby1=cowo1_plus_vbuz1 
     lda #<zpptr
     clc
     adc i
@@ -1878,7 +1878,7 @@ main: {
     lda #>zpptr
     adc #0
     sta zpptr2+1
-  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_zpby1 
+  //SEG26 [9] (word) main::w#0 ← ((word)) (byte) main::j#6 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ( main:2 [ main::j#6 main::i#4 main::k#2 main::zpptr2#0 main::w#0 ] ) -- zpwo1=_word_vbuz1 
     lda j
     sta w
     lda #0
@@ -1901,16 +1901,16 @@ main: {
     cpx #$b
     bne b3
   //SEG31 main::@4
-  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG32 [14] (byte) main::i#1 ← ++ (byte) main::i#4 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1=_inc_vbuz1 
     inc i
-  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG33 [15] if((byte) main::i#1!=(byte/signed byte/word/signed word) 11) goto main::@2 [ main::j#6 main::i#1 ] ( main:2 [ main::j#6 main::i#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda i
     cmp #$b
     bne b2
   //SEG34 main::@5
-  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1=_inc_zpby1 
+  //SEG35 [16] (byte) main::j#1 ← ++ (byte) main::j#6 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1=_inc_vbuz1 
     inc j
-  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- zpby1_neq_coby1_then_la1 
+  //SEG36 [17] if((byte) main::j#1!=(byte/signed byte/word/signed word) 11) goto main::@1 [ main::j#1 ] ( main:2 [ main::j#1 ] ) -- vbuz1_neq_coby1_then_la1 
     lda j
     cmp #$b
     bne b1