Added support for converting non-boolean conditions to boolean. Fixed problem with ranged for iterating signed bytes. Closes #135

src/main/java/dk/camelot64/kickc/Compiler.java

@@ -173,6 +173,7 @@ public class Compiler {
       new Pass1FixLValuesLoHi(program).execute();
       new Pass1AssertNoLValueIntermediate(program).execute();
       new Pass1PointerSizeofFix(program).execute();
+      new PassNAddBooleanCasts(program).execute();
       new PassNAddTypeConversionAssignment(program).execute();
       new Pass1EarlyConstantIdentification(program).execute();
       new PassNStatementIndices(program).step();
@@ -260,6 +261,8 @@ public class Compiler {
       optimizations.add(new Pass2DuplicateRValueIdentification(program));
       optimizations.add(new Pass2ConditionalJumpSimplification(program));
       optimizations.add(new Pass2ConditionalAndOrRewriting(program));
+      optimizations.add(new PassNAddBooleanCasts(program));
+
       optimizations.add(new Pass2ConditionalJumpSequenceImprovement(program));
       optimizations.add(new Pass2ConstantRValueConsolidation(program));
       optimizations.add(new Pass2ConstantIdentification(program));
@@ -268,6 +271,7 @@ public class Compiler {
       optimizations.add(new Pass2ConstantIfs(program));
       optimizations.add(new Pass2ConstantStringConsolidation(program));
       optimizations.add(new Pass2RangeResolving(program));
+      //optimizations.add(new Pass2BooleanizeConditions(program));
       optimizations.add(new Pass2ComparisonOptimization(program));
       optimizations.add(new Pass2InlineDerefIdx(program));
       optimizations.add(new Pass2DeInlineWordDerefIdx(program));

src/main/java/dk/camelot64/kickc/model/iterator/ProgramExpressionIterator.java

@@ -18,7 +18,7 @@ import java.util.ListIterator;
 public class ProgramExpressionIterator {
 
    /**
-    * Execute a handler on all values in the entire program (both in the control flow graph and the symbol table.)
+    * Execute a handler on all expressions (unary or binary) in the entire program (both in the control flow graph and the symbol table.)
     *
     * @param program The program
     * @param handler The handler to execute

src/main/java/dk/camelot64/kickc/model/iterator/ProgramExpressionUnary.java

@@ -24,6 +24,12 @@ public interface ProgramExpressionUnary extends ProgramExpression {
     */
    RValue getOperand();
 
+   /**
+    * Set the operand of the unary expression.
+    * @param rValue The new operand
+    */
+   void setOperand(RValue rValue);
+
    /** Unary expression assignment rvalue. */
    class ProgramExpressionUnaryAssignmentRValue implements ProgramExpressionUnary {
       private final StatementAssignment assignment;
@@ -42,6 +48,11 @@ public interface ProgramExpressionUnary extends ProgramExpression {
          return assignment.getrValue2();
       }
 
+      @Override
+      public void setOperand(RValue rValue) {
+         assignment.setrValue2(rValue);
+      }
+
       @Override
       public void set(Value value) {
          assignment.setrValue2((RValue) value);
@@ -73,6 +84,11 @@ public interface ProgramExpressionUnary extends ProgramExpression {
          return getConstantUnary().getOperand();
       }
 
+      @Override
+      public void setOperand(RValue rValue) {
+         getConstantUnary().setOperand((ConstantValue) rValue);
+      }
+
       @Override
       public void set(Value value) {
          programValue.set(value);
@@ -104,6 +120,11 @@ public interface ProgramExpressionUnary extends ProgramExpression {
          return getConstantUnary().getValue();
       }
 
+      @Override
+      public void setOperand(RValue rValue) {
+         getConstantUnary().setValue((ConstantValue) rValue);
+      }
+
       @Override
       public void set(Value value) {
          programValue.set(value);
@@ -135,6 +156,11 @@ public interface ProgramExpressionUnary extends ProgramExpression {
          return getConstantUnary().getValue();
       }
 
+      @Override
+      public void setOperand(RValue rValue) {
+         getConstantUnary().setValue(rValue);
+      }
+
       @Override
       public void set(Value value) {
          programValue.set(value);

src/main/java/dk/camelot64/kickc/model/operators/OperatorCastBool.java

@@ -3,6 +3,7 @@ package dk.camelot64.kickc.model.operators;
 import dk.camelot64.kickc.model.CompileError;
 import dk.camelot64.kickc.model.symbols.ProgramScope;
 import dk.camelot64.kickc.model.types.SymbolType;
+import dk.camelot64.kickc.model.values.ConstantBool;
 import dk.camelot64.kickc.model.values.ConstantInteger;
 import dk.camelot64.kickc.model.values.ConstantLiteral;
 import dk.camelot64.kickc.model.values.ConstantPointer;
@@ -17,9 +18,9 @@ public class OperatorCastBool extends OperatorCast  {
    @Override
    public ConstantLiteral calculateLiteral(ConstantLiteral value, ProgramScope scope) {
       if(value instanceof ConstantInteger) {
-         return new ConstantInteger(0x1 & ((ConstantInteger) value).getValue());
+         return new ConstantBool(((ConstantInteger) value).getInteger()!=0L);
       } else if(value instanceof ConstantPointer) {
-         return new ConstantInteger(0x1 & ((ConstantPointer) value).getLocation());
+         return new ConstantBool(((ConstantPointer) value).getLocation()!=0L);
       }
       throw new CompileError("Calculation not implemented " + getOperator() + " " + value );
    }

src/main/java/dk/camelot64/kickc/model/operators/OperatorLogicNot.java

@@ -23,7 +23,7 @@ public class OperatorLogicNot extends OperatorUnary {
 
    @Override
    public SymbolType inferType(SymbolType operandType) {
-      return operandType;
+      return SymbolType.BOOLEAN;
    }
 
 }

src/main/java/dk/camelot64/kickc/passes/Pass0GenerateStatementSequence.java

@@ -947,8 +947,8 @@ public class Pass0GenerateStatementSequence extends KickCBaseVisitor<Object> {
       RValue rangeLastValue = (RValue) visit(rangeLastCtx);
       RValue rangeFirstValue = (RValue) visit(rangeFirstCtx);
       if(varType != null) {
-         if(rangeFirstValue instanceof ConstantInteger) ((ConstantInteger) rangeFirstValue).setType(SymbolType.NUMBER);
-         if(rangeLastValue instanceof ConstantInteger) ((ConstantInteger) rangeLastValue).setType(SymbolType.NUMBER);
+         if(rangeFirstValue instanceof ConstantInteger) ((ConstantInteger) rangeFirstValue).setType(varType);
+         if(rangeLastValue instanceof ConstantInteger) ((ConstantInteger) rangeLastValue).setType(varType);
       }
       Statement stmtInit = new StatementAssignment(lValue.getRef(), rangeFirstValue, new StatementSource(ctx), Comment.NO_COMMENTS);
       sequence.addStatement(stmtInit);

src/main/java/dk/camelot64/kickc/passes/Pass2ComparisonOptimization.java

@@ -39,7 +39,7 @@ public class Pass2ComparisonOptimization extends Pass2SsaOptimization {
             if(statement instanceof StatementConditionalJump) {
                StatementConditionalJump conditionalJump = (StatementConditionalJump) statement;
                Operator operator = conditionalJump.getOperator();
-               if(conditionalJump.getrValue2() instanceof ConstantValue) {
+               if(operator!=null && conditionalJump.getrValue2() instanceof ConstantValue) {
                   SymbolType valueType = SymbolTypeInference.inferType(getScope(), conditionalJump.getrValue1());
                   ConstantValue constantValue = (ConstantValue) conditionalJump.getrValue2();
                   ConstantLiteral constantLiteral = null;

src/main/java/dk/camelot64/kickc/passes/Pass2ConditionalJumpSimplification.java

@@ -1,12 +1,13 @@
 package dk.camelot64.kickc.passes;
 
-import dk.camelot64.kickc.model.*;
-import dk.camelot64.kickc.model.values.LValue;
-import dk.camelot64.kickc.model.values.RValue;
-import dk.camelot64.kickc.model.values.VariableRef;
+import dk.camelot64.kickc.model.ControlFlowBlock;
+import dk.camelot64.kickc.model.Program;
 import dk.camelot64.kickc.model.statements.Statement;
 import dk.camelot64.kickc.model.statements.StatementAssignment;
 import dk.camelot64.kickc.model.statements.StatementConditionalJump;
+import dk.camelot64.kickc.model.values.LValue;
+import dk.camelot64.kickc.model.values.RValue;
+import dk.camelot64.kickc.model.values.VariableRef;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -35,42 +36,41 @@ public class Pass2ConditionalJumpSimplification extends Pass2SsaOptimization {
 
       final List<VariableRef> simpleConditionVars = new ArrayList<>();
 
-      ControlFlowGraphBaseVisitor<Void> visitor = new ControlFlowGraphBaseVisitor<Void>() {
-         @Override
-         public Void visitConditionalJump(StatementConditionalJump conditionalJump) {
-            if(conditionalJump.getrValue1() == null && conditionalJump.getOperator() == null) {
-               RValue conditionRValue = conditionalJump.getrValue2();
-               if(conditionRValue instanceof VariableRef && usages.get(conditionRValue).size() == 1) {
-                  VariableRef conditionVar = (VariableRef) conditionRValue;
-                  StatementAssignment conditionAssignment = assignments.get(conditionVar);
-                  if(conditionAssignment!=null && conditionAssignment.getOperator() != null) {
-                     switch(conditionAssignment.getOperator().getOperator()) {
-                        case "==":
-                        case "<>":
-                        case "!=":
-                        case "<":
-                        case ">":
-                        case "<=":
-                        case "=<":
-                        case ">=":
-                        case "=>":
-                           conditionalJump.setrValue1(conditionAssignment.getrValue1());
-                           conditionalJump.setOperator(conditionAssignment.getOperator());
-                           conditionalJump.setrValue2(conditionAssignment.getrValue2());
-                           simpleConditionVars.add(conditionVar);
-                           getLog().append("Simple Condition " + conditionVar.toString(getProgram()) + " " + conditionalJump.toString(getProgram(), false));
-                           break;
-                        default:
+      for(ControlFlowBlock block : getGraph().getAllBlocks()) {
+         for(Statement statement : block.getStatements()) {
+            if(statement instanceof StatementConditionalJump) {
+               StatementConditionalJump conditionalJump = (StatementConditionalJump) statement;
+               if(conditionalJump.getrValue1() == null && conditionalJump.getOperator() == null) {
+                  RValue conditionRValue = conditionalJump.getrValue2();
+                  if(conditionRValue instanceof VariableRef && usages.get(conditionRValue).size() == 1) {
+                     VariableRef conditionVar = (VariableRef) conditionRValue;
+                     StatementAssignment conditionAssignment = assignments.get(conditionVar);
+                     if(conditionAssignment != null && conditionAssignment.getOperator() != null) {
+                        switch(conditionAssignment.getOperator().getOperator()) {
+                           case "==":
+                           case "<>":
+                           case "!=":
+                           case "<":
+                           case ">":
+                           case "<=":
+                           case "=<":
+                           case ">=":
+                           case "=>":
+                              conditionalJump.setrValue1(conditionAssignment.getrValue1());
+                              conditionalJump.setOperator(conditionAssignment.getOperator());
+                              conditionalJump.setrValue2(conditionAssignment.getrValue2());
+                              simpleConditionVars.add(conditionVar);
+                              getLog().append("Simple Condition " + conditionVar.toString(getProgram()) + " " + conditionalJump.toString(getProgram(), false));
+                              break;
+                           default:
+                        }
                      }
                   }
                }
             }
-            return null;
          }
-      };
-      visitor.visitGraph(getGraph());
+      }
       return simpleConditionVars;
    }
 
-
 }

src/main/java/dk/camelot64/kickc/passes/PassNAddBooleanCasts.java

@@ -0,0 +1,79 @@
+package dk.camelot64.kickc.passes;
+
+import dk.camelot64.kickc.model.Comment;
+import dk.camelot64.kickc.model.ControlFlowBlock;
+import dk.camelot64.kickc.model.Program;
+import dk.camelot64.kickc.model.iterator.ProgramExpressionIterator;
+import dk.camelot64.kickc.model.iterator.ProgramExpressionUnary;
+import dk.camelot64.kickc.model.operators.Operators;
+import dk.camelot64.kickc.model.statements.Statement;
+import dk.camelot64.kickc.model.statements.StatementAssignment;
+import dk.camelot64.kickc.model.statements.StatementConditionalJump;
+import dk.camelot64.kickc.model.symbols.Scope;
+import dk.camelot64.kickc.model.symbols.VariableIntermediate;
+import dk.camelot64.kickc.model.types.SymbolType;
+import dk.camelot64.kickc.model.types.SymbolTypeInference;
+import dk.camelot64.kickc.model.types.SymbolTypePointer;
+import dk.camelot64.kickc.model.values.ConstantInteger;
+import dk.camelot64.kickc.model.values.RValue;
+
+import java.util.ListIterator;
+
+/**
+ * Add a cast to boolean everywhere an integer/pointer is used where a boolean is expected.
+ */
+public class PassNAddBooleanCasts extends Pass2SsaOptimization {
+
+   public PassNAddBooleanCasts(Program program) {
+      super(program);
+   }
+
+   @Override
+   public boolean step() {
+      for(ControlFlowBlock currentBlock : getGraph().getAllBlocks()) {
+         ListIterator<Statement> stmtIt = currentBlock.getStatements().listIterator();
+         while(stmtIt.hasNext()) {
+            Statement currentStmt = stmtIt.next();
+            if(currentStmt instanceof StatementConditionalJump) {
+               StatementConditionalJump conditionalJump = (StatementConditionalJump) currentStmt;
+               if(conditionalJump.getOperator()==null) {
+                  RValue rValue2 = conditionalJump.getrValue2();
+                  SymbolType type = SymbolTypeInference.inferType(getScope(), rValue2);
+                  if(SymbolType.isInteger(type) || type instanceof SymbolTypePointer) {
+                     // Found integer condition - add boolean cast
+                     getLog().append("Warning! Adding boolean cast to non-boolean condition "+rValue2.toString(getProgram()));
+                     VariableIntermediate tmpVar = addBooleanCast(rValue2, currentStmt, stmtIt, currentBlock);
+                     conditionalJump.setrValue2(tmpVar.getRef());
+                  }
+               }
+            }
+         }
+      }
+      ProgramExpressionIterator.execute(getProgram(), (programExpression, currentStmt, stmtIt, currentBlock) -> {
+         if(Operators.LOGIC_NOT.equals(programExpression.getOperator())) {
+            ProgramExpressionUnary unaryExpression = (ProgramExpressionUnary) programExpression;
+            RValue operand = unaryExpression.getOperand();
+            SymbolType operandType = SymbolTypeInference.inferType(getScope(), operand);
+            if(SymbolType.isInteger(operandType) || operandType instanceof SymbolTypePointer) {
+               getLog().append("Warning! Adding boolean cast to non-boolean sub-expression "+operand.toString(getProgram()));
+               VariableIntermediate tmpVar = addBooleanCast(operand, currentStmt, stmtIt, currentBlock);
+               unaryExpression.setOperand(tmpVar.getRef());
+            }
+         }
+      });
+      return false;
+   }
+
+   public VariableIntermediate addBooleanCast(RValue rValue, Statement currentStmt, ListIterator<Statement> stmtIt, ControlFlowBlock currentBlock) {
+      Scope currentScope = getScope().getScope(currentBlock.getScope());
+      stmtIt.previous();
+      VariableIntermediate tmpVar = currentScope.addVariableIntermediate();
+      tmpVar.setTypeInferred(SymbolType.BOOLEAN);
+      // Go straight to xxx!=0 instead of casting to bool
+      stmtIt.add(new StatementAssignment(tmpVar.getRef(), new ConstantInteger(0L, SymbolType.NUMBER), Operators.NEQ, rValue, currentStmt.getSource(), Comment.NO_COMMENTS));
+      stmtIt.next();
+      return tmpVar;
+   }
+
+
+}

src/test/java/dk/camelot64/kickc/test/TestPrograms.java

@@ -36,6 +36,31 @@ public class TestPrograms {
    }
 
 
+   @Test
+   public void testConditionInteger4() throws IOException, URISyntaxException {
+      compileAndCompare("condition-integer-4");
+   }
+
+   @Test
+   public void testConditionInteger3() throws IOException, URISyntaxException {
+      compileAndCompare("condition-integer-3");
+   }
+
+   @Test
+   public void testConditionInteger2() throws IOException, URISyntaxException {
+      compileAndCompare("condition-integer-2");
+   }
+
+   @Test
+   public void testConditionInteger1() throws IOException, URISyntaxException {
+      compileAndCompare("condition-integer-1");
+   }
+
+   @Test
+   public void testConditionInteger0() throws IOException, URISyntaxException {
+      compileAndCompare("condition-integer-0");
+   }
+
    @Test
    public void testStringUnknownEncoding() throws IOException, URISyntaxException {
       assertError("string-encoding-unknown", "Unknown string encoding");
@@ -2025,7 +2050,7 @@ public class TestPrograms {
 
    @Test
    public void testConditionTypeMismatch() throws IOException, URISyntaxException {
-      assertError("condition-type-mismatch", "Type mismatch non-boolean condition");
+      compileAndCompare("condition-type-mismatch");
    }
 
    @BeforeClass

src/test/kc/condition-integer-0.kc

@@ -0,0 +1,23 @@
+// Tests using integer conditions in if()
+// This should produce '+ ++ ++' at the top of the screen
+
+const byte* SCREEN = 0x0400;
+
+void main() {
+    byte idx = 0;
+    // Hardcoded 0
+    if(0) { SCREEN[idx++] = '0'; }
+    // Hardcoded non-0
+    if(999) SCREEN[idx++] = '+';
+    SCREEN[idx++] = ' ';
+    // loop byte
+    for( byte i:0..2) {
+        if(i) SCREEN[idx++] = '+';
+    }
+    SCREEN[idx++] = ' ';
+    // loop word
+    for( word i:0..2) {
+        if(i) SCREEN[idx++] = '+';
+    }
+
+}

src/test/kc/condition-integer-1.kc

@@ -0,0 +1,23 @@
+// Tests using integer conditions in if()
+// This should produce '0 0 0' at the top of the screen
+
+const byte* SCREEN = 0x0400;
+
+void main() {
+    byte idx = 0;
+    // Hardcoded 0
+    if(!0) SCREEN[idx++] = '0';
+    // Hardcoded non-0
+    if(!999) SCREEN[idx++] = '+';
+    SCREEN[idx++] = ' ';
+    // loop byte
+    for( byte i:0..2) {
+        if(!i) SCREEN[idx++] = '0';
+    }
+    SCREEN[idx++] = ' ';
+    // loop word
+    for( word i:0..2) {
+        if(!i) SCREEN[idx++] = '0';
+    }
+
+}

src/test/kc/condition-integer-2.kc

@@ -0,0 +1,25 @@
+// Tests using integer conditions in while() / for() / do..while
+// This should produce 'ba ba ba' at the top of the screen
+
+const byte* SCREEN = 0x0400;
+byte idx = 0;
+
+void main() {
+    // for()
+    for( byte i=2;i;i--) {
+        SCREEN[idx++] = i;
+    }
+    SCREEN[idx++] = ' ';
+    // while()
+    byte j=3;
+    while( j-- ) {
+        SCREEN[idx++] = j;
+    }
+    SCREEN[idx++] = ' ';
+    // do...while()
+    byte k = 2;
+    do {
+        SCREEN[idx++] = k;
+    } while(k--);
+
+}

src/test/kc/condition-integer-3.kc

@@ -0,0 +1,12 @@
+// Tests using integer conditions in ternary operator
+// This should produce '++0++' at the top of the screen
+
+const byte* SCREEN = 0x0400;
+
+void main() {
+    byte idx = 0;
+    for( signed byte i: -2..2) {
+        byte j = i?'+':'0';
+        SCREEN[idx++] = j;
+    }
+}

src/test/kc/condition-integer-4.kc

@@ -0,0 +1,19 @@
+// Tests using integer conditions in && and || operator
+// This should produce '01010101', '00110011', '00010001', '01110111' at the top of the screen
+
+const byte* SCREEN = 0x0400;
+
+void main() {
+    byte idx = 0;
+    for( byte i:0..7) {
+        if(i&1)
+            (SCREEN+40*0)[idx] = '+';
+        if(i&2)
+            (SCREEN+40*1)[idx] = '+';
+        if(i&1 && i&2)
+            (SCREEN+40*2)[idx] = '+';
+        if(i&1 || i&2)
+            (SCREEN+40*3)[idx] = '+';
+        idx++;
+    }
+}

src/test/ref/array-length-symbolic-min.log

@@ -8,7 +8,7 @@ CONTROL FLOW GRAPH SSA
   to:@1
 main: scope:[main]  from @1
   (byte*) main::cur_item#0 ← (byte[SZ#0]) items#0
-  (byte) main::sub#0 ← (number) 0
+  (byte) main::sub#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte*) main::cur_item#1 ← phi( main/(byte*) main::cur_item#0 main::@1/(byte*) main::cur_item#1 )
@@ -50,16 +50,12 @@ SYMBOL TABLE SSA
 (byte) main::sub#2
 
 Adding number conversion cast (unumber) $f in (byte) SZ#0 ← (number) $f
-Adding number conversion cast (unumber) 0 in (byte) main::sub#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte) SZ#0 ← (unumber)(number) $f
-Inlining cast (byte) main::sub#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant integer cast $f
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) $f
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Self Phi Eliminated (byte*) main::cur_item#1
 Successful SSA optimization Pass2SelfPhiElimination

src/test/ref/array-length-symbolic.log

@@ -12,13 +12,13 @@ CONTROL FLOW GRAPH SSA
 main: scope:[main]  from @1
   (byte*) main::cur_item#0 ← (byte[$0]) items#0
   (number~) main::$0 ← (byte) ITEM_COUNT#0 - (number) 1
-  (byte) main::item#0 ← (number) 0
+  (byte) main::item#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@3
   (byte*) main::cur_item#4 ← phi( main/(byte*) main::cur_item#0 main::@3/(byte*) main::cur_item#1 )
   (byte) main::item#4 ← phi( main/(byte) main::item#0 main::@3/(byte) main::item#1 )
   (number~) main::$1 ← (byte) ITEM_SIZE#0 - (number) 1
-  (byte) main::sub#0 ← (number) 0
+  (byte) main::sub#0 ← (byte) 0
   to:main::@2
 main::@2: scope:[main]  from main::@1 main::@2
   (byte*) main::cur_item#2 ← phi( main::@1/(byte*) main::cur_item#4 main::@2/(byte*) main::cur_item#2 )
@@ -93,10 +93,8 @@ Adding number conversion cast (unumber) 3 in (byte) ITEM_COUNT#0 ← (number) 3
 Adding number conversion cast (unumber) 5 in (byte) ITEM_SIZE#0 ← (number) 5
 Adding number conversion cast (unumber) 1 in (number~) main::$0 ← (byte) ITEM_COUNT#0 - (number) 1
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (byte) ITEM_COUNT#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) main::item#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (number~) main::$1 ← (byte) ITEM_SIZE#0 - (number) 1
 Adding number conversion cast (unumber) main::$1 in (number~) main::$1 ← (byte) ITEM_SIZE#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) main::sub#0 ← (number) 0
 Adding number conversion cast (unumber) $10 in (number~) main::$2 ← (byte) main::item#2 * (number) $10
 Adding number conversion cast (unumber) main::$2 in (number~) main::$2 ← (byte) main::item#2 * (unumber)(number) $10
 Adding number conversion cast (unumber) main::$3 in (number~) main::$3 ← (unumber~) main::$2 | (byte) main::sub#2
@@ -105,8 +103,6 @@ Adding number conversion cast (byte) to elements in (byte[$0]) items#0 ← { (by
 Successful SSA optimization PassNAddArrayNumberTypeConversions
 Inlining cast (byte) ITEM_COUNT#0 ← (unumber)(number) 3
 Inlining cast (byte) ITEM_SIZE#0 ← (unumber)(number) 5
-Inlining cast (byte) main::item#0 ← (unumber)(number) 0
-Inlining cast (byte) main::sub#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant integer cast 3
 Simplifying constant integer cast 5
@@ -126,17 +122,13 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast $10
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 5
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $10
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to byte in (unumber~) main::$0 ← (byte) ITEM_COUNT#0 - (byte) 1

src/test/ref/bitmap-plotter.log

@@ -135,7 +135,7 @@ plot::@return: scope:[plot]  from plot
   to:@return
 init_plot_tables: scope:[init_plot_tables]  from main::@5
   (byte) init_plot_tables::bits#0 ← (number) $80
-  (byte) init_plot_tables::x#0 ← (number) 0
+  (byte) init_plot_tables::x#0 ← (byte) 0
   to:init_plot_tables::@1
 init_plot_tables::@1: scope:[init_plot_tables]  from init_plot_tables init_plot_tables::@2
   (byte) init_plot_tables::bits#3 ← phi( init_plot_tables/(byte) init_plot_tables::bits#0 init_plot_tables::@2/(byte) init_plot_tables::bits#4 )
@@ -164,7 +164,7 @@ init_plot_tables::@3: scope:[init_plot_tables]  from init_plot_tables::@1
   to:init_plot_tables::@2
 init_plot_tables::@4: scope:[init_plot_tables]  from init_plot_tables::@2
   (byte*) init_plot_tables::yoffs#0 ← ((byte*)) (number) 0
-  (byte) init_plot_tables::y#0 ← (number) 0
+  (byte) init_plot_tables::y#0 ← (byte) 0
   to:init_plot_tables::@5
 init_plot_tables::@5: scope:[init_plot_tables]  from init_plot_tables::@4 init_plot_tables::@6
   (byte*) init_plot_tables::yoffs#2 ← phi( init_plot_tables::@4/(byte*) init_plot_tables::yoffs#0 init_plot_tables::@6/(byte*) init_plot_tables::yoffs#4 )
@@ -407,14 +407,12 @@ Adding number conversion cast (unumber) 8 in (byte) plots_cnt#0 ← (number) 8
 Adding number conversion cast (unumber) 0 in (byte) plots::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (word) plot::plotter_y#0 ← (number) 0
 Adding number conversion cast (unumber) $80 in (byte) init_plot_tables::bits#0 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) init_plot_tables::x#0 ← (number) 0
 Adding number conversion cast (unumber) $f8 in (number~) init_plot_tables::$0 ← (byte) init_plot_tables::x#2 & (number) $f8
 Adding number conversion cast (unumber) init_plot_tables::$0 in (number~) init_plot_tables::$0 ← (byte) init_plot_tables::x#2 & (unumber)(number) $f8
 Adding number conversion cast (unumber) 2 in (number~) init_plot_tables::$2 ← (byte) init_plot_tables::bits#3 / (number) 2
 Adding number conversion cast (unumber) init_plot_tables::$2 in (number~) init_plot_tables::$2 ← (byte) init_plot_tables::bits#3 / (unumber)(number) 2
 Adding number conversion cast (unumber) 0 in (bool~) init_plot_tables::$3 ← (byte) init_plot_tables::bits#1 == (number) 0
 Adding number conversion cast (unumber) $80 in (byte) init_plot_tables::bits#2 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) init_plot_tables::y#0 ← (number) 0
 Adding number conversion cast (unumber) 7 in (number~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (number) 7
 Adding number conversion cast (unumber) init_plot_tables::$6 in (number~) init_plot_tables::$6 ← (byte) init_plot_tables::y#2 & (unumber)(number) 7
 Adding number conversion cast (unumber) init_plot_tables::$8 in (number~) init_plot_tables::$8 ← (unumber~) init_plot_tables::$6 | (byte~) init_plot_tables::$7
@@ -450,10 +448,8 @@ Inlining cast (byte) plots::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) plot::plotter_x#0 ← (byte*)(number) 0
 Inlining cast (word) plot::plotter_y#0 ← (unumber)(number) 0
 Inlining cast (byte) init_plot_tables::bits#0 ← (unumber)(number) $80
-Inlining cast (byte) init_plot_tables::x#0 ← (unumber)(number) 0
 Inlining cast (byte) init_plot_tables::bits#2 ← (unumber)(number) $80
 Inlining cast (byte*) init_plot_tables::yoffs#0 ← (byte*)(number) 0
-Inlining cast (byte) init_plot_tables::y#0 ← (unumber)(number) 0
 Inlining cast (unumber~) init_plot_tables::$16 ← (unumber)(number~) init_plot_tables::$13
 Inlining cast *((byte*) init_screen::b#2) ← (unumber)(number) 0
 Inlining cast *((byte*) init_screen::c#2) ← (unumber)(number) $14
@@ -495,13 +491,11 @@ Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast $80
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f8
 Simplifying constant integer cast 2
 Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant pointer cast (byte*) 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
@@ -523,12 +517,10 @@ Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f8
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7

src/test/ref/bitwise-not.log

@@ -9,7 +9,7 @@ main: scope:[main]  from @1
   (byte*) main::SCREEN#0 ← ((byte*)) (number) $400
   (byte~) main::$0 ← ~ (byte) 1
   *((byte*) main::SCREEN#0) ← (byte~) main::$0
-  (byte) main::c#0 ← (number) 1
+  (byte) main::c#0 ← (byte) 1
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::c#2 ← phi( main/(byte) main::c#0 main::@1/(byte) main::c#1 )
@@ -47,16 +47,10 @@ SYMBOL TABLE SSA
 (byte) main::c#1
 (byte) main::c#2
 
-Adding number conversion cast (unumber) 1 in (byte) main::c#0 ← (number) 1
-Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::c#0 ← (unumber)(number) 1
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 1
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 1
-Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$2 [9] if((byte) main::c#1!=rangelast(1,$1a)) goto main::@1
 Successful SSA optimization Pass2ConditionalJumpSimplification
 Constant right-side identified [1] (byte~) main::$0 ← ~ (byte) 1

src/test/ref/bool-function.log

@@ -10,7 +10,7 @@ CONTROL FLOW GRAPH SSA
   to:@2
 main: scope:[main]  from @2
   (byte*) main::screen#0 ← ((byte*)) (number) $400
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@3
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@3/(byte) main::i#1 )
@@ -108,7 +108,6 @@ SYMBOL TABLE SSA
 (byte*) main::screen
 (byte*) main::screen#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (number~) main::$0 ← (byte) main::i#2 & (number) 1
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (byte) main::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) main::$1 ← (unumber~) main::$0 == (number) 0
@@ -117,16 +116,13 @@ Adding number conversion cast (unumber) isSet::$0 in (number~) isSet::$0 ← (by
 Adding number conversion cast (unumber) 0 in (bool~) isSet::$1 ← (unumber~) isSet::$0 != (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8

src/test/ref/bool-ifs.log

@@ -37,7 +37,7 @@ main::@return: scope:[main]  from main::@4
   to:@return
 bool_and: scope:[bool_and]  from main
   (byte*) bool_and::screen#0 ← ((byte*)) (number) $400
-  (byte) bool_and::i#0 ← (number) 0
+  (byte) bool_and::i#0 ← (byte) 0
   to:bool_and::@1
 bool_and::@1: scope:[bool_and]  from bool_and bool_and::@3
   (byte) bool_and::i#2 ← phi( bool_and/(byte) bool_and::i#0 bool_and::@3/(byte) bool_and::i#1 )
@@ -66,7 +66,7 @@ bool_and::@return: scope:[bool_and]  from bool_and::@3
   to:@return
 bool_or: scope:[bool_or]  from main::@1
   (byte*) bool_or::screen#0 ← ((byte*)) (number) $428
-  (byte) bool_or::i#0 ← (number) 0
+  (byte) bool_or::i#0 ← (byte) 0
   to:bool_or::@1
 bool_or::@1: scope:[bool_or]  from bool_or bool_or::@3
   (byte) bool_or::i#2 ← phi( bool_or/(byte) bool_or::i#0 bool_or::@3/(byte) bool_or::i#1 )
@@ -95,7 +95,7 @@ bool_or::@return: scope:[bool_or]  from bool_or::@3
   to:@return
 bool_not: scope:[bool_not]  from main::@2
   (byte*) bool_not::screen#0 ← ((byte*)) (number) $450
-  (byte) bool_not::i#0 ← (number) 0
+  (byte) bool_not::i#0 ← (byte) 0
   to:bool_not::@1
 bool_not::@1: scope:[bool_not]  from bool_not bool_not::@3
   (byte) bool_not::i#2 ← phi( bool_not/(byte) bool_not::i#0 bool_not::@3/(byte) bool_not::i#1 )
@@ -125,7 +125,7 @@ bool_not::@return: scope:[bool_not]  from bool_not::@3
   to:@return
 bool_complex: scope:[bool_complex]  from main::@3
   (byte*) bool_complex::screen#0 ← ((byte*)) (number) $478
-  (byte) bool_complex::i#0 ← (number) 0
+  (byte) bool_complex::i#0 ← (byte) 0
   to:bool_complex::@1
 bool_complex::@1: scope:[bool_complex]  from bool_complex bool_complex::@3
   (byte) bool_complex::i#2 ← phi( bool_complex/(byte) bool_complex::i#0 bool_complex::@3/(byte) bool_complex::i#1 )
@@ -264,22 +264,18 @@ SYMBOL TABLE SSA
 (label) main::@4
 (label) main::@return
 
-Adding number conversion cast (unumber) 0 in (byte) bool_and::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_and::$0 ← (byte) bool_and::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_and::$1 ← (byte) bool_and::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_and::$1 in (number~) bool_and::$1 ← (byte) bool_and::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_and::$2 ← (unumber~) bool_and::$1 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bool_or::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_or::$0 ← (byte) bool_or::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_or::$1 ← (byte) bool_or::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_or::$1 in (number~) bool_or::$1 ← (byte) bool_or::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_or::$2 ← (unumber~) bool_or::$1 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bool_not::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_not::$0 ← (byte) bool_not::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_not::$1 ← (byte) bool_not::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_not::$1 in (number~) bool_not::$1 ← (byte) bool_not::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_not::$2 ← (unumber~) bool_not::$1 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bool_complex::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_complex::$0 ← (byte) bool_complex::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_complex::$1 ← (byte) bool_complex::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_complex::$1 in (number~) bool_complex::$1 ← (byte) bool_complex::i#2 & (unumber)(number) 1
@@ -290,31 +286,23 @@ Adding number conversion cast (unumber) bool_complex::$5 in (number~) bool_compl
 Adding number conversion cast (unumber) 0 in (bool~) bool_complex::$6 ← (unumber~) bool_complex::$5 == (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) bool_and::screen#0 ← (byte*)(number) $400
-Inlining cast (byte) bool_and::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) bool_or::screen#0 ← (byte*)(number) $428
-Inlining cast (byte) bool_or::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) bool_not::screen#0 ← (byte*)(number) $450
-Inlining cast (byte) bool_not::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) bool_complex::screen#0 ← (byte*)(number) $478
-Inlining cast (byte) bool_complex::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1064
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1104
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1144
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
@@ -322,19 +310,15 @@ Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) $a
+Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) $a
-Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0

src/test/ref/bool-vars.log

@@ -37,7 +37,7 @@ main::@return: scope:[main]  from main::@4
   to:@return
 bool_and: scope:[bool_and]  from main
   (byte*) bool_and::screen#0 ← ((byte*)) (number) $400
-  (byte) bool_and::i#0 ← (number) 0
+  (byte) bool_and::i#0 ← (byte) 0
   to:bool_and::@1
 bool_and::@1: scope:[bool_and]  from bool_and bool_and::@3
   (byte) bool_and::i#2 ← phi( bool_and/(byte) bool_and::i#0 bool_and::@3/(byte) bool_and::i#1 )
@@ -69,7 +69,7 @@ bool_and::@return: scope:[bool_and]  from bool_and::@3
   to:@return
 bool_or: scope:[bool_or]  from main::@1
   (byte*) bool_or::screen#0 ← ((byte*)) (number) $428
-  (byte) bool_or::i#0 ← (number) 0
+  (byte) bool_or::i#0 ← (byte) 0
   to:bool_or::@1
 bool_or::@1: scope:[bool_or]  from bool_or bool_or::@3
   (byte) bool_or::i#2 ← phi( bool_or/(byte) bool_or::i#0 bool_or::@3/(byte) bool_or::i#1 )
@@ -101,7 +101,7 @@ bool_or::@return: scope:[bool_or]  from bool_or::@3
   to:@return
 bool_not: scope:[bool_not]  from main::@2
   (byte*) bool_not::screen#0 ← ((byte*)) (number) $450
-  (byte) bool_not::i#0 ← (number) 0
+  (byte) bool_not::i#0 ← (byte) 0
   to:bool_not::@1
 bool_not::@1: scope:[bool_not]  from bool_not bool_not::@3
   (byte) bool_not::i#2 ← phi( bool_not/(byte) bool_not::i#0 bool_not::@3/(byte) bool_not::i#1 )
@@ -134,7 +134,7 @@ bool_not::@return: scope:[bool_not]  from bool_not::@3
   to:@return
 bool_complex: scope:[bool_complex]  from main::@3
   (byte*) bool_complex::screen#0 ← ((byte*)) (number) $478
-  (byte) bool_complex::i#0 ← (number) 0
+  (byte) bool_complex::i#0 ← (byte) 0
   to:bool_complex::@1
 bool_complex::@1: scope:[bool_complex]  from bool_complex bool_complex::@3
   (byte) bool_complex::i#2 ← phi( bool_complex/(byte) bool_complex::i#0 bool_complex::@3/(byte) bool_complex::i#1 )
@@ -300,70 +300,54 @@ SYMBOL TABLE SSA
 (label) main::@4
 (label) main::@return
 
-Adding number conversion cast (unumber) 0 in (byte) bool_and::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_and::$0 ← (byte) bool_and::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_and::$1 ← (byte) bool_and::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_and::$1 in (number~) bool_and::$1 ← (byte) bool_and::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_and::$2 ← (unumber~) bool_and::$1 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bool_or::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_or::$0 ← (byte) bool_or::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_or::$1 ← (byte) bool_or::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_or::$1 in (number~) bool_or::$1 ← (byte) bool_or::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_or::$2 ← (unumber~) bool_or::$1 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bool_not::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_not::$0 ← (byte) bool_not::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_not::$1 ← (byte) bool_not::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_not::$1 in (number~) bool_not::$1 ← (byte) bool_not::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_not::$2 ← (unumber~) bool_not::$1 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bool_complex::i#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (bool~) bool_complex::$0 ← (byte) bool_complex::i#2 < (number) $a
 Adding number conversion cast (unumber) 1 in (number~) bool_complex::$1 ← (byte) bool_complex::i#2 & (number) 1
 Adding number conversion cast (unumber) bool_complex::$1 in (number~) bool_complex::$1 ← (byte) bool_complex::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bool_complex::$2 ← (unumber~) bool_complex::$1 == (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) bool_and::screen#0 ← (byte*)(number) $400
-Inlining cast (byte) bool_and::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) bool_or::screen#0 ← (byte*)(number) $428
-Inlining cast (byte) bool_or::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) bool_not::screen#0 ← (byte*)(number) $450
-Inlining cast (byte) bool_not::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) bool_complex::screen#0 ← (byte*)(number) $478
-Inlining cast (byte) bool_complex::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1064
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1104
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1144
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) $a
+Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) $a
-Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0

src/test/ref/c64dtv-8bppcharstretch.log

@@ -223,7 +223,7 @@ main::@17: scope:[main]  from main
   (number~) main::$23 ← (number~) main::$22 / (number) 4
   (number~) main::$24 ← (byte~) main::$19 | (number~) main::$23
   *((byte*) VIC_MEMORY#0) ← (number~) main::$24
-  (byte) main::j#0 ← (number) 0
+  (byte) main::j#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main::@1 main::@17
   (byte) main::j#2 ← phi( main::@1/(byte) main::j#1 main::@17/(byte) main::j#0 )
@@ -281,12 +281,12 @@ gfx_init::@return: scope:[gfx_init]  from gfx_init::@2
   to:@return
 gfx_init_screen0: scope:[gfx_init_screen0]  from gfx_init
   (byte*) gfx_init_screen0::ch#0 ← (byte*) SCREEN#0
-  (byte) gfx_init_screen0::cy#0 ← (number) 0
+  (byte) gfx_init_screen0::cy#0 ← (byte) 0
   to:gfx_init_screen0::@1
 gfx_init_screen0::@1: scope:[gfx_init_screen0]  from gfx_init_screen0 gfx_init_screen0::@3
   (byte*) gfx_init_screen0::ch#3 ← phi( gfx_init_screen0/(byte*) gfx_init_screen0::ch#0 gfx_init_screen0::@3/(byte*) gfx_init_screen0::ch#4 )
   (byte) gfx_init_screen0::cy#4 ← phi( gfx_init_screen0/(byte) gfx_init_screen0::cy#0 gfx_init_screen0::@3/(byte) gfx_init_screen0::cy#1 )
-  (byte) gfx_init_screen0::cx#0 ← (number) 0
+  (byte) gfx_init_screen0::cx#0 ← (byte) 0
   to:gfx_init_screen0::@2
 gfx_init_screen0::@2: scope:[gfx_init_screen0]  from gfx_init_screen0::@1 gfx_init_screen0::@2
   (byte*) gfx_init_screen0::ch#2 ← phi( gfx_init_screen0::@1/(byte*) gfx_init_screen0::ch#3 gfx_init_screen0::@2/(byte*) gfx_init_screen0::ch#1 )
@@ -330,14 +330,14 @@ gfx_init_plane_charset8::@9: scope:[gfx_init_plane_charset8]  from gfx_init_plan
   (byte*) gfx_init_plane_charset8::chargen#0 ← (byte*~) gfx_init_plane_charset8::$6
   *((byte*) PROCPORT#0) ← (byte) PROCPORT_RAM_CHARROM#0
   (byte) gfx_init_plane_charset8::col#0 ← (number) 0
-  (byte) gfx_init_plane_charset8::ch#0 ← (number) 0
+  (byte) gfx_init_plane_charset8::ch#0 ← (byte) 0
   to:gfx_init_plane_charset8::@1
 gfx_init_plane_charset8::@1: scope:[gfx_init_plane_charset8]  from gfx_init_plane_charset8::@7 gfx_init_plane_charset8::@9
   (byte) gfx_init_plane_charset8::ch#8 ← phi( gfx_init_plane_charset8::@7/(byte) gfx_init_plane_charset8::ch#1 gfx_init_plane_charset8::@9/(byte) gfx_init_plane_charset8::ch#0 )
   (byte) gfx_init_plane_charset8::col#6 ← phi( gfx_init_plane_charset8::@7/(byte) gfx_init_plane_charset8::col#8 gfx_init_plane_charset8::@9/(byte) gfx_init_plane_charset8::col#0 )
   (byte*) gfx_init_plane_charset8::gfxa#6 ← phi( gfx_init_plane_charset8::@7/(byte*) gfx_init_plane_charset8::gfxa#8 gfx_init_plane_charset8::@9/(byte*) gfx_init_plane_charset8::gfxa#0 )
   (byte*) gfx_init_plane_charset8::chargen#3 ← phi( gfx_init_plane_charset8::@7/(byte*) gfx_init_plane_charset8::chargen#5 gfx_init_plane_charset8::@9/(byte*) gfx_init_plane_charset8::chargen#0 )
-  (byte) gfx_init_plane_charset8::cr#0 ← (number) 0
+  (byte) gfx_init_plane_charset8::cr#0 ← (byte) 0
   to:gfx_init_plane_charset8::@2
 gfx_init_plane_charset8::@2: scope:[gfx_init_plane_charset8]  from gfx_init_plane_charset8::@1 gfx_init_plane_charset8::@6
   (byte) gfx_init_plane_charset8::ch#7 ← phi( gfx_init_plane_charset8::@1/(byte) gfx_init_plane_charset8::ch#8 gfx_init_plane_charset8::@6/(byte) gfx_init_plane_charset8::ch#3 )
@@ -347,7 +347,7 @@ gfx_init_plane_charset8::@2: scope:[gfx_init_plane_charset8]  from gfx_init_plan
   (byte*) gfx_init_plane_charset8::chargen#2 ← phi( gfx_init_plane_charset8::@1/(byte*) gfx_init_plane_charset8::chargen#3 gfx_init_plane_charset8::@6/(byte*) gfx_init_plane_charset8::chargen#4 )
   (byte) gfx_init_plane_charset8::bits#0 ← *((byte*) gfx_init_plane_charset8::chargen#2)
   (byte*) gfx_init_plane_charset8::chargen#1 ← ++ (byte*) gfx_init_plane_charset8::chargen#2
-  (byte) gfx_init_plane_charset8::cp#0 ← (number) 0
+  (byte) gfx_init_plane_charset8::cp#0 ← (byte) 0
   to:gfx_init_plane_charset8::@3
 gfx_init_plane_charset8::@3: scope:[gfx_init_plane_charset8]  from gfx_init_plane_charset8::@2 gfx_init_plane_charset8::@4
   (byte) gfx_init_plane_charset8::ch#5 ← phi( gfx_init_plane_charset8::@2/(byte) gfx_init_plane_charset8::ch#7 gfx_init_plane_charset8::@4/(byte) gfx_init_plane_charset8::ch#4 )
@@ -741,7 +741,6 @@ Adding number conversion cast (unumber) main::$22 in (number~) main::$22 ← > (
 Adding number conversion cast (unumber) 4 in (number~) main::$23 ← (unumber~) main::$22 / (number) 4
 Adding number conversion cast (unumber) main::$23 in (number~) main::$23 ← (unumber~) main::$22 / (unumber)(number) 4
 Adding number conversion cast (unumber) main::$24 in (number~) main::$24 ← (byte~) main::$19 | (unumber~) main::$23
-Adding number conversion cast (unumber) 0 in (byte) main::j#0 ← (number) 0
 Adding number conversion cast (unumber) 3 in (number~) main::$28 ← (byte~) main::$27 | (number) 3
 Adding number conversion cast (unumber) main::$28 in (number~) main::$28 ← (byte~) main::$27 | (unumber)(number) 3
 Adding number conversion cast (unumber) 0 in *((byte*) BORDERCOL#0) ← (number) 0
@@ -752,8 +751,6 @@ Adding number conversion cast (unumber) main::$33 in (number~) main::$33 ← (by
 Adding number conversion cast (unumber) $10 in (number~) main::$34 ← (byte) main::rst#1 * (number) $10
 Adding number conversion cast (unumber) main::$34 in (number~) main::$34 ← (byte) main::rst#1 * (unumber)(number) $10
 Adding number conversion cast (unumber) $f2 in (bool~) main::$35 ← (byte) main::rst#1 != (number) $f2
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen0::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen0::cx#0 ← (number) 0
 Adding number conversion cast (unumber) $f in (number~) gfx_init_screen0::$0 ← (byte) gfx_init_screen0::cy#2 & (number) $f
 Adding number conversion cast (unumber) gfx_init_screen0::$0 in (number~) gfx_init_screen0::$0 ← (byte) gfx_init_screen0::cy#2 & (unumber)(number) $f
 Adding number conversion cast (unumber) $10 in (number~) gfx_init_screen0::$1 ← (unumber~) gfx_init_screen0::$0 * (number) $10
@@ -768,9 +765,6 @@ Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_charse
 Adding number conversion cast (unumber) gfx_init_plane_charset8::$5 in (number~) gfx_init_plane_charset8::$5 ← (unumber)(number) $4000 + (unumber~) gfx_init_plane_charset8::$4
 Adding number conversion cast (unumber) 1 in (byte*~) gfx_init_plane_charset8::$6 ← (byte*) CHARGEN#0 + (number) 1
 Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::col#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::ch#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::cr#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::cp#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::c#0 ← (number) 0
 Adding number conversion cast (unumber) $80 in (number~) gfx_init_plane_charset8::$10 ← (byte) gfx_init_plane_charset8::bits#2 & (number) $80
 Adding number conversion cast (unumber) gfx_init_plane_charset8::$10 in (number~) gfx_init_plane_charset8::$10 ← (byte) gfx_init_plane_charset8::bits#2 & (unumber)(number) $80
@@ -833,18 +827,12 @@ Inlining cast (byte~) main::$14 ← (byte)(unumber~) main::$13
 Inlining cast (word~) main::$16 ← (word)(byte*) SCREEN#0
 Inlining cast (byte~) main::$19 ← (byte)(unumber~) main::$18
 Inlining cast (word~) main::$20 ← (word)(byte*) SCREEN#0
-Inlining cast (byte) main::j#0 ← (unumber)(number) 0
 Inlining cast *((byte*) BORDERCOL#0) ← (unumber)(number) 0
 Inlining cast (byte) main::rst#0 ← (unumber)(number) $42
-Inlining cast (byte) gfx_init_screen0::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen0::cx#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_charset8::$1 ← (byte)(byte*~) gfx_init_plane_charset8::$0
 Inlining cast (word~) gfx_init_plane_charset8::$3 ← (word)(byte*) CHARSET8#0
 Inlining cast (byte*) gfx_init_plane_charset8::gfxa#0 ← (byte*)(unumber~) gfx_init_plane_charset8::$5
 Inlining cast (byte) gfx_init_plane_charset8::col#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_charset8::ch#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_charset8::cr#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_charset8::cp#0 ← (unumber)(number) 0
 Inlining cast (byte) gfx_init_plane_charset8::c#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_charset8::$8 ← (byte)(number~) gfx_init_plane_charset8::$7
 Successful SSA optimization Pass2InlineCast
@@ -905,15 +893,12 @@ Simplifying constant integer cast $3fff
 Simplifying constant integer cast $40
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast 4
-Simplifying constant integer cast 0
 Simplifying constant integer cast 3
 Simplifying constant integer cast 0
 Simplifying constant integer cast $42
 Simplifying constant integer cast 7
 Simplifying constant integer cast $10
 Simplifying constant integer cast $f2
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f
 Simplifying constant integer cast $10
 Simplifying constant integer cast $f
@@ -923,9 +908,6 @@ Simplifying constant integer cast $4000
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
 Simplifying constant integer cast 2
@@ -959,15 +941,12 @@ Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) 4
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $42
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $f2
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $f
@@ -977,9 +956,6 @@ Finalized unsigned number type (word) $4000
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2

src/test/ref/c64dtv-8bppchunkystretch.asm

@@ -205,7 +205,7 @@ gfx_init_chunky: {
     lda #>$4000
     sta gfxb+1
   b1:
-    lda #0
+    lda #<0
     sta x
     sta x+1
   b2:

src/test/ref/c64dtv-8bppchunkystretch.cfg

@@ -66,7 +66,7 @@ gfx_init_chunky::@1: scope:[gfx_init_chunky]  from gfx_init_chunky gfx_init_chun
   to:gfx_init_chunky::@2
 gfx_init_chunky::@2: scope:[gfx_init_chunky]  from gfx_init_chunky::@1 gfx_init_chunky::@3
   [41] (byte) gfx_init_chunky::gfxbCpuBank#4 ← phi( gfx_init_chunky::@1/(byte) gfx_init_chunky::gfxbCpuBank#7 gfx_init_chunky::@3/(byte) gfx_init_chunky::gfxbCpuBank#8 )
-  [41] (word) gfx_init_chunky::x#2 ← phi( gfx_init_chunky::@1/(byte) 0 gfx_init_chunky::@3/(word) gfx_init_chunky::x#1 )
+  [41] (word) gfx_init_chunky::x#2 ← phi( gfx_init_chunky::@1/(word) 0 gfx_init_chunky::@3/(word) gfx_init_chunky::x#1 )
   [41] (byte*) gfx_init_chunky::gfxb#3 ← phi( gfx_init_chunky::@1/(byte*) gfx_init_chunky::gfxb#5 gfx_init_chunky::@3/(byte*) gfx_init_chunky::gfxb#1 )
   [42] if((byte*) gfx_init_chunky::gfxb#3!=(word) $8000) goto gfx_init_chunky::@3
   to:gfx_init_chunky::@4

src/test/ref/c64dtv-8bppchunkystretch.log

@@ -205,7 +205,7 @@ main::@17: scope:[main]  from main
   (number~) main::$22 ← (number~) main::$21 / (number) 4
   (number~) main::$23 ← (byte~) main::$18 | (number~) main::$22
   *((byte*) VIC_MEMORY#0) ← (number~) main::$23
-  (byte) main::j#0 ← (number) 0
+  (byte) main::j#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main::@1 main::@17
   (byte) main::j#2 ← phi( main::@1/(byte) main::j#1 main::@17/(byte) main::j#0 )
@@ -261,13 +261,13 @@ gfx_init_chunky::@7: scope:[gfx_init_chunky]  from gfx_init_chunky
   (byte) gfx_init_chunky::gfxbCpuBank#3 ← phi( gfx_init_chunky/(byte) gfx_init_chunky::gfxbCpuBank#0 )
   (byte) gfx_init_chunky::gfxbCpuBank#1 ← ++ (byte) gfx_init_chunky::gfxbCpuBank#3
   (byte*) gfx_init_chunky::gfxb#0 ← ((byte*)) (number) $4000
-  (byte) gfx_init_chunky::y#0 ← (number) 0
+  (byte) gfx_init_chunky::y#0 ← (byte) 0
   to:gfx_init_chunky::@1
 gfx_init_chunky::@1: scope:[gfx_init_chunky]  from gfx_init_chunky::@5 gfx_init_chunky::@7
   (byte) gfx_init_chunky::gfxbCpuBank#7 ← phi( gfx_init_chunky::@5/(byte) gfx_init_chunky::gfxbCpuBank#9 gfx_init_chunky::@7/(byte) gfx_init_chunky::gfxbCpuBank#1 )
   (byte) gfx_init_chunky::y#6 ← phi( gfx_init_chunky::@5/(byte) gfx_init_chunky::y#1 gfx_init_chunky::@7/(byte) gfx_init_chunky::y#0 )
   (byte*) gfx_init_chunky::gfxb#5 ← phi( gfx_init_chunky::@5/(byte*) gfx_init_chunky::gfxb#6 gfx_init_chunky::@7/(byte*) gfx_init_chunky::gfxb#0 )
-  (word) gfx_init_chunky::x#0 ← (number) 0
+  (word) gfx_init_chunky::x#0 ← (word) 0
   to:gfx_init_chunky::@2
 gfx_init_chunky::@2: scope:[gfx_init_chunky]  from gfx_init_chunky::@1 gfx_init_chunky::@3
   (byte) gfx_init_chunky::gfxbCpuBank#6 ← phi( gfx_init_chunky::@1/(byte) gfx_init_chunky::gfxbCpuBank#7 gfx_init_chunky::@3/(byte) gfx_init_chunky::gfxbCpuBank#8 )
@@ -556,7 +556,6 @@ Adding number conversion cast (unumber) main::$21 in (number~) main::$21 ← > (
 Adding number conversion cast (unumber) 4 in (number~) main::$22 ← (unumber~) main::$21 / (number) 4
 Adding number conversion cast (unumber) main::$22 in (number~) main::$22 ← (unumber~) main::$21 / (unumber)(number) 4
 Adding number conversion cast (unumber) main::$23 in (number~) main::$23 ← (byte~) main::$18 | (unumber~) main::$22
-Adding number conversion cast (unumber) 0 in (byte) main::j#0 ← (number) 0
 Adding number conversion cast (unumber) 3 in (number~) main::$27 ← (byte~) main::$26 | (number) 3
 Adding number conversion cast (unumber) main::$27 in (number~) main::$27 ← (byte~) main::$26 | (unumber)(number) 3
 Adding number conversion cast (unumber) 0 in *((byte*) BORDERCOL#0) ← (number) 0
@@ -568,8 +567,6 @@ Adding number conversion cast (unumber) $10 in (number~) main::$33 ← (byte) ma
 Adding number conversion cast (unumber) main::$33 in (number~) main::$33 ← (byte) main::rst#1 * (unumber)(number) $10
 Adding number conversion cast (unumber) $f2 in (bool~) main::$34 ← (byte) main::rst#1 != (number) $f2
 Adding number conversion cast (unumber) $4000 in (byte*~) gfx_init_chunky::$0 ← (byte*) CHUNKY#0 / (number) $4000
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_chunky::y#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (word) gfx_init_chunky::x#0 ← (number) 0
 Adding number conversion cast (unumber) $8000 in (bool~) gfx_init_chunky::$6 ← (byte*) gfx_init_chunky::gfxb#3 == (number) $8000
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) PROCPORT_DDR#0 ← (byte*)(number) 0
@@ -615,13 +612,10 @@ Inlining cast (byte~) main::$13 ← (byte)(unumber~) main::$12
 Inlining cast (word~) main::$15 ← (word)(byte*) CHUNKY#0
 Inlining cast (byte~) main::$18 ← (byte)(unumber~) main::$17
 Inlining cast (word~) main::$19 ← (word)(byte*) CHUNKY#0
-Inlining cast (byte) main::j#0 ← (unumber)(number) 0
 Inlining cast *((byte*) BORDERCOL#0) ← (unumber)(number) 0
 Inlining cast (byte) main::rst#0 ← (unumber)(number) $42
 Inlining cast (byte~) gfx_init_chunky::$1 ← (byte)(byte*~) gfx_init_chunky::$0
 Inlining cast (byte*) gfx_init_chunky::gfxb#0 ← (byte*)(number) $4000
-Inlining cast (byte) gfx_init_chunky::y#0 ← (unumber)(number) 0
-Inlining cast (word) gfx_init_chunky::x#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_chunky::$10 ← (byte)(word~) gfx_init_chunky::$9
 Inlining cast (byte*) gfx_init_chunky::gfxb#2 ← (byte*)(number) $4000
 Inlining cast (byte~) gfx_init_chunky::$4 ← (byte)(number~) gfx_init_chunky::$3
@@ -671,7 +665,6 @@ Simplifying constant integer cast $3fff
 Simplifying constant integer cast $40
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast 4
-Simplifying constant integer cast 0
 Simplifying constant integer cast 3
 Simplifying constant integer cast 0
 Simplifying constant integer cast $42
@@ -680,8 +673,6 @@ Simplifying constant integer cast $10
 Simplifying constant integer cast $f2
 Simplifying constant integer cast $4000
 Simplifying constant pointer cast (byte*) 16384
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $8000
 Simplifying constant pointer cast (byte*) 16384
 Successful SSA optimization PassNCastSimplification
@@ -710,7 +701,6 @@ Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) 4
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $42
@@ -718,8 +708,6 @@ Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $f2
 Finalized unsigned number type (word) $4000
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $8000
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to byte in (unumber~) main::$7 ← (byte~) main::$6 | (byte) 3
@@ -948,7 +936,7 @@ Constant inlined main::$12 = (word)(const byte*) CHUNKY#0/(word) $4000
 Constant inlined main::$13 = (byte)(word)(const byte*) CHUNKY#0/(word) $4000
 Constant inlined main::$14 = (byte) 3^(byte)(word)(const byte*) CHUNKY#0/(word) $4000
 Constant inlined gfx_init_chunky::y#0 = (byte) 0
-Constant inlined gfx_init_chunky::x#0 = (byte) 0
+Constant inlined gfx_init_chunky::x#0 = (word) 0
 Constant inlined main::$30 = (const byte) VIC_DEN#0|(const byte) VIC_ECM#0|(const byte) VIC_RSEL#0
 Constant inlined main::$10 = >(const byte*) CHUNKY#0
 Constant inlined main::$11 = (word)(const byte*) CHUNKY#0
@@ -1102,7 +1090,7 @@ gfx_init_chunky::@1: scope:[gfx_init_chunky]  from gfx_init_chunky gfx_init_chun
   to:gfx_init_chunky::@2
 gfx_init_chunky::@2: scope:[gfx_init_chunky]  from gfx_init_chunky::@1 gfx_init_chunky::@3
   [41] (byte) gfx_init_chunky::gfxbCpuBank#4 ← phi( gfx_init_chunky::@1/(byte) gfx_init_chunky::gfxbCpuBank#7 gfx_init_chunky::@3/(byte) gfx_init_chunky::gfxbCpuBank#8 )
-  [41] (word) gfx_init_chunky::x#2 ← phi( gfx_init_chunky::@1/(byte) 0 gfx_init_chunky::@3/(word) gfx_init_chunky::x#1 )
+  [41] (word) gfx_init_chunky::x#2 ← phi( gfx_init_chunky::@1/(word) 0 gfx_init_chunky::@3/(word) gfx_init_chunky::x#1 )
   [41] (byte*) gfx_init_chunky::gfxb#3 ← phi( gfx_init_chunky::@1/(byte*) gfx_init_chunky::gfxb#5 gfx_init_chunky::@3/(byte*) gfx_init_chunky::gfxb#1 )
   [42] if((byte*) gfx_init_chunky::gfxb#3!=(word) $8000) goto gfx_init_chunky::@3
   to:gfx_init_chunky::@4
@@ -1575,10 +1563,10 @@ gfx_init_chunky: {
   //SEG67 [41] phi from gfx_init_chunky::@1 to gfx_init_chunky::@2 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2]
   b2_from_b1:
   //SEG68 [41] phi (byte) gfx_init_chunky::gfxbCpuBank#4 = (byte) gfx_init_chunky::gfxbCpuBank#7 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#0] -- register_copy 
-  //SEG69 [41] phi (word) gfx_init_chunky::x#2 = (byte) 0 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#1] -- vwuz1=vbuc1 
-    lda #0
+  //SEG69 [41] phi (word) gfx_init_chunky::x#2 = (word) 0 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#1] -- vwuz1=vwuc1 
+    lda #<0
     sta x
-    lda #0
+    lda #>0
     sta x+1
   //SEG70 [41] phi (byte*) gfx_init_chunky::gfxb#3 = (byte*) gfx_init_chunky::gfxb#5 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#2] -- register_copy 
     jmp b2
@@ -2109,10 +2097,10 @@ gfx_init_chunky: {
   //SEG67 [41] phi from gfx_init_chunky::@1 to gfx_init_chunky::@2 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2]
   b2_from_b1:
   //SEG68 [41] phi (byte) gfx_init_chunky::gfxbCpuBank#4 = (byte) gfx_init_chunky::gfxbCpuBank#7 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#0] -- register_copy 
-  //SEG69 [41] phi (word) gfx_init_chunky::x#2 = (byte) 0 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#1] -- vwuz1=vbuc1 
-    lda #0
+  //SEG69 [41] phi (word) gfx_init_chunky::x#2 = (word) 0 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#1] -- vwuz1=vwuc1 
+    lda #<0
     sta x
-    lda #0
+    lda #>0
     sta x+1
   //SEG70 [41] phi (byte*) gfx_init_chunky::gfxb#3 = (byte*) gfx_init_chunky::gfxb#5 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#2] -- register_copy 
     jmp b2
@@ -2259,7 +2247,7 @@ Removing instruction jmp breturn
 Removing instruction jmp breturn
 Succesful ASM optimization Pass5NextJumpElimination
 Removing instruction lda #0
-Removing instruction lda #0
+Removing instruction lda #>0
 Succesful ASM optimization Pass5UnnecesaryLoadElimination
 Replacing label b1_from_b1 with b1
 Replacing label b3_from_b2 with b3
@@ -2718,8 +2706,8 @@ gfx_init_chunky: {
   b1:
   //SEG67 [41] phi from gfx_init_chunky::@1 to gfx_init_chunky::@2 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2]
   //SEG68 [41] phi (byte) gfx_init_chunky::gfxbCpuBank#4 = (byte) gfx_init_chunky::gfxbCpuBank#7 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#0] -- register_copy 
-  //SEG69 [41] phi (word) gfx_init_chunky::x#2 = (byte) 0 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#1] -- vwuz1=vbuc1 
-    lda #0
+  //SEG69 [41] phi (word) gfx_init_chunky::x#2 = (word) 0 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#1] -- vwuz1=vwuc1 
+    lda #<0
     sta x
     sta x+1
   //SEG70 [41] phi (byte*) gfx_init_chunky::gfxb#3 = (byte*) gfx_init_chunky::gfxb#5 [phi:gfx_init_chunky::@1->gfx_init_chunky::@2#2] -- register_copy 

src/test/ref/c64dtv-blittermin.log

@@ -203,7 +203,7 @@ main: scope:[main]  from @6
   (byte~) main::$14 ← (byte~) main::$13 | (byte) DTV_BLIT_DEST_FWD#0
   *((byte*) DTV_BLITTER_CONTROL#0) ← (byte~) main::$14
   *((byte*) DTV_BLITTER_CONTROL2#0) ← (byte) DTV_BLIT_DEST_CONT#0
-  (byte) main::r#0 ← (number) 0
+  (byte) main::r#0 ← (byte) 0
   to:main::@2
 main::@2: scope:[main]  from main main::@2 main::@3
   (byte) main::r#3 ← phi( main/(byte) main::r#0 main::@2/(byte) main::r#3 main::@3/(byte) main::r#1 )
@@ -383,7 +383,6 @@ Adding number conversion cast (unumber) 0 in *((byte*) DTV_BLITTER_DEST_MOD_LO#0
 Adding number conversion cast (unumber) 0 in *((byte*) DTV_BLITTER_DEST_MOD_HI#0) ← (number) 0
 Adding number conversion cast (unumber) $10 in *((byte*) DTV_BLITTER_DEST_STEP#0) ← (number) $10
 Adding number conversion cast (unumber) 0 in *((byte*) DTV_BLITTER_LEN_HI#0) ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) main::r#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) main::$16 ← (byte~) main::$15 != (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Adding number conversion cast (byte) to elements in (byte[]) SRCB#0 ← { (byte)(number) $80 }
@@ -444,7 +443,6 @@ Inlining cast *((byte*) DTV_BLITTER_DEST_MOD_LO#0) ← (unumber)(number) 0
 Inlining cast *((byte*) DTV_BLITTER_DEST_MOD_HI#0) ← (unumber)(number) 0
 Inlining cast *((byte*) DTV_BLITTER_DEST_STEP#0) ← (unumber)(number) $10
 Inlining cast *((byte*) DTV_BLITTER_LEN_HI#0) ← (unumber)(number) 0
-Inlining cast (byte) main::r#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53311
 Simplifying constant integer cast 1
@@ -504,7 +502,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $10
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
@@ -531,7 +528,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Alias (byte) main::r#2 = (byte) main::r#3 
 Successful SSA optimization Pass2AliasElimination

src/test/ref/c64dtv-color.log

@@ -142,7 +142,7 @@ main::@4: scope:[main]  from main::@1 main::@4
   to:main::@6
 main::@6: scope:[main]  from main::@4
   *((byte*) BGCOL#0) ← (number) 0
-  (byte) main::r#0 ← (number) $31
+  (byte) main::r#0 ← (byte) $31
   to:main::@10
 main::@10: scope:[main]  from main::@10 main::@6
   (byte) main::r#2 ← phi( main::@10/(byte) main::r#1 main::@6/(byte) main::r#0 )
@@ -153,7 +153,7 @@ main::@10: scope:[main]  from main::@10 main::@6
   if((bool~) main::$3) goto main::@10
   to:main::@11
 main::@11: scope:[main]  from main::@10
-  (byte) main::c#0 ← (number) 0
+  (byte) main::c#0 ← (byte) 0
   to:main::@12
 main::@12: scope:[main]  from main::@11 main::@12
   (byte) main::c#2 ← phi( main::@11/(byte) main::c#0 main::@12/(byte) main::c#1 )
@@ -227,8 +227,6 @@ Adding number conversion cast (unumber) 4 in (byte) DTV_HIGHCOLOR#0 ← (number)
 Adding number conversion cast (unumber) $20 in (byte) DTV_BADLINE_OFF#0 ← (number) $20
 Adding number conversion cast (unumber) $40 in (bool~) main::$2 ← *((byte*) RASTER#0) != (number) $40
 Adding number conversion cast (unumber) 0 in *((byte*) BGCOL#0) ← (number) 0
-Adding number conversion cast (unumber) $31 in (byte) main::r#0 ← (number) $31
-Adding number conversion cast (unumber) 0 in (byte) main::c#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Adding number conversion cast (byte) to elements in (byte[$10]) main::palette#0 ← { (byte)(number) 0, (byte)(number) 1, (byte)(number) 2, (byte)(number) 3, (byte)(number) 4, (byte)(number) 5, (byte)(number) 6, (byte)(number) 7, (byte)(number) 8, (byte)(number) 9, (byte)(number) $a, (byte)(number) $b, (byte)(number) $c, (byte)(number) $d, (byte)(number) $e, (byte)(number) $f }
 Successful SSA optimization PassNAddArrayNumberTypeConversions
@@ -242,8 +240,6 @@ Inlining cast (byte) DTV_HIGHCOLOR#0 ← (unumber)(number) 4
 Inlining cast (byte) DTV_BADLINE_OFF#0 ← (unumber)(number) $20
 Inlining cast (byte*) DTV_PALETTE#0 ← (byte*)(number) $d200
 Inlining cast *((byte*) BGCOL#0) ← (unumber)(number) 0
-Inlining cast (byte) main::r#0 ← (unumber)(number) $31
-Inlining cast (byte) main::c#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53266
 Simplifying constant pointer cast (byte*) 53281
@@ -272,8 +268,6 @@ Simplifying constant integer cast $e
 Simplifying constant integer cast $f
 Simplifying constant integer cast $40
 Simplifying constant integer cast 0
-Simplifying constant integer cast $31
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 2
@@ -281,8 +275,6 @@ Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) $31
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$2 [17] if(*((byte*) RASTER#0)!=(byte) $40) goto main::@4
 Simple Condition (bool~) main::$3 [25] if((byte) main::r#1!=rangelast($31,$ff)) goto main::@10

src/test/ref/c64dtv-gfxexplorer.asm

@@ -1848,7 +1848,7 @@ gfx_init_plane_8bppchunky: {
     lda #>$4000
     sta gfxb+1
   b1:
-    lda #0
+    lda #<0
     sta x
     sta x+1
   b2:

src/test/ref/c64dtv-gfxexplorer.cfg

@@ -1164,7 +1164,7 @@ gfx_init_plane_8bppchunky::@1: scope:[gfx_init_plane_8bppchunky]  from gfx_init_
   to:gfx_init_plane_8bppchunky::@2
 gfx_init_plane_8bppchunky::@2: scope:[gfx_init_plane_8bppchunky]  from gfx_init_plane_8bppchunky::@1 gfx_init_plane_8bppchunky::@3
   [581] (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#4 ← phi( gfx_init_plane_8bppchunky::@1/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 gfx_init_plane_8bppchunky::@3/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#8 )
-  [581] (word) gfx_init_plane_8bppchunky::x#2 ← phi( gfx_init_plane_8bppchunky::@1/(byte) 0 gfx_init_plane_8bppchunky::@3/(word) gfx_init_plane_8bppchunky::x#1 )
+  [581] (word) gfx_init_plane_8bppchunky::x#2 ← phi( gfx_init_plane_8bppchunky::@1/(word) 0 gfx_init_plane_8bppchunky::@3/(word) gfx_init_plane_8bppchunky::x#1 )
   [581] (byte*) gfx_init_plane_8bppchunky::gfxb#3 ← phi( gfx_init_plane_8bppchunky::@1/(byte*) gfx_init_plane_8bppchunky::gfxb#5 gfx_init_plane_8bppchunky::@3/(byte*) gfx_init_plane_8bppchunky::gfxb#1 )
   [582] if((byte*) gfx_init_plane_8bppchunky::gfxb#3!=(word) $8000) goto gfx_init_plane_8bppchunky::@3
   to:gfx_init_plane_8bppchunky::@4

src/test/ref/c64dtv-gfxexplorer.log

@@ -647,7 +647,7 @@ keyboard_matrix_read::@return: scope:[keyboard_matrix_read]  from keyboard_matri
 keyboard_event_scan: scope:[keyboard_event_scan]  from form_control::@3 gfx_mode::@36
   (byte) keyboard_events_size#99 ← phi( form_control::@3/(byte) keyboard_events_size#48 gfx_mode::@36/(byte) keyboard_events_size#44 )
   (byte) keyboard_event_scan::keycode#0 ← (number) 0
-  (byte) keyboard_event_scan::row#0 ← (number) 0
+  (byte) keyboard_event_scan::row#0 ← (byte) 0
   to:keyboard_event_scan::@8
 keyboard_event_scan::@8: scope:[keyboard_event_scan]  from keyboard_event_scan keyboard_event_scan::@10
   (byte) keyboard_events_size#90 ← phi( keyboard_event_scan/(byte) keyboard_events_size#99 keyboard_event_scan::@10/(byte) keyboard_events_size#100 )
@@ -672,7 +672,7 @@ keyboard_event_scan::@9: scope:[keyboard_event_scan]  from keyboard_event_scan::
   (byte) keyboard_event_scan::keycode#12 ← phi( keyboard_event_scan::@25/(byte) keyboard_event_scan::keycode#7 )
   (byte) keyboard_event_scan::row#9 ← phi( keyboard_event_scan::@25/(byte) keyboard_event_scan::row#3 )
   (byte) keyboard_event_scan::row_scan#5 ← phi( keyboard_event_scan::@25/(byte) keyboard_event_scan::row_scan#0 )
-  (byte) keyboard_event_scan::col#0 ← (number) 0
+  (byte) keyboard_event_scan::col#0 ← (byte) 0
   to:keyboard_event_scan::@11
 keyboard_event_scan::@21: scope:[keyboard_event_scan]  from keyboard_event_scan::@25
   (byte) keyboard_events_size#109 ← phi( keyboard_event_scan::@25/(byte) keyboard_events_size#77 )
@@ -903,7 +903,7 @@ keyboard_event_get::@return: scope:[keyboard_event_get]  from keyboard_event_get
 bitmap_init: scope:[bitmap_init]  from gfx_init_vic_bitmap
   (byte*) bitmap_init::bitmap#2 ← phi( gfx_init_vic_bitmap/(byte*) bitmap_init::bitmap#0 )
   (byte) bitmap_init::bits#0 ← (number) $80
-  (byte) bitmap_init::x#0 ← (number) 0
+  (byte) bitmap_init::x#0 ← (byte) 0
   to:bitmap_init::@1
 bitmap_init::@1: scope:[bitmap_init]  from bitmap_init bitmap_init::@2
   (byte) bitmap_init::bits#3 ← phi( bitmap_init/(byte) bitmap_init::bits#0 bitmap_init::@2/(byte) bitmap_init::bits#4 )
@@ -935,7 +935,7 @@ bitmap_init::@3: scope:[bitmap_init]  from bitmap_init::@1
   to:bitmap_init::@2
 bitmap_init::@4: scope:[bitmap_init]  from bitmap_init::@2
   (byte*) bitmap_init::yoffs#0 ← ((byte*)) (number) 0
-  (byte) bitmap_init::y#0 ← (number) 0
+  (byte) bitmap_init::y#0 ← (byte) 0
   to:bitmap_init::@5
 bitmap_init::@5: scope:[bitmap_init]  from bitmap_init::@4 bitmap_init::@6
   (byte*) bitmap_init::yoffs#2 ← phi( bitmap_init::@4/(byte*) bitmap_init::yoffs#0 bitmap_init::@6/(byte*) bitmap_init::yoffs#4 )
@@ -971,12 +971,12 @@ bitmap_init::@return: scope:[bitmap_init]  from bitmap_init::@6
 bitmap_clear: scope:[bitmap_clear]  from gfx_init_vic_bitmap::@3
   (byte*~) bitmap_clear::$0 ← ((byte*)) { *((byte[$100]) bitmap_plot_xhi#0 + (number) 0), *((byte[$100]) bitmap_plot_xlo#0 + (number) 0) }
   (byte*) bitmap_clear::bitmap#0 ← (byte*~) bitmap_clear::$0
-  (byte) bitmap_clear::y#0 ← (number) 0
+  (byte) bitmap_clear::y#0 ← (byte) 0
   to:bitmap_clear::@1
 bitmap_clear::@1: scope:[bitmap_clear]  from bitmap_clear bitmap_clear::@3
   (byte) bitmap_clear::y#4 ← phi( bitmap_clear/(byte) bitmap_clear::y#0 bitmap_clear::@3/(byte) bitmap_clear::y#1 )
   (byte*) bitmap_clear::bitmap#3 ← phi( bitmap_clear/(byte*) bitmap_clear::bitmap#0 bitmap_clear::@3/(byte*) bitmap_clear::bitmap#4 )
-  (byte) bitmap_clear::x#0 ← (number) 0
+  (byte) bitmap_clear::x#0 ← (byte) 0
   to:bitmap_clear::@2
 bitmap_clear::@2: scope:[bitmap_clear]  from bitmap_clear::@1 bitmap_clear::@2
   (byte) bitmap_clear::y#3 ← phi( bitmap_clear::@1/(byte) bitmap_clear::y#4 bitmap_clear::@2/(byte) bitmap_clear::y#3 )
@@ -2340,7 +2340,7 @@ gfx_mode::@50: scope:[gfx_mode]  from gfx_mode::@49
   (byte*~) gfx_mode::$63 ← (byte*) get_vic_screen::return#11
   (byte*) gfx_mode::vic_colors#0 ← (byte*~) gfx_mode::$63
   (byte*) gfx_mode::col#0 ← (byte*) COLS#0
-  (byte) gfx_mode::cy#0 ← (number) 0
+  (byte) gfx_mode::cy#0 ← (byte) 0
   to:gfx_mode::@21
 gfx_mode::@20: scope:[gfx_mode]  from gfx_mode::@8
   (byte) keyboard_modifiers#112 ← phi( gfx_mode::@8/(byte) keyboard_modifiers#113 )
@@ -2355,7 +2355,7 @@ gfx_mode::@21: scope:[gfx_mode]  from gfx_mode::@23 gfx_mode::@50
   (byte) gfx_mode::cy#4 ← phi( gfx_mode::@23/(byte) gfx_mode::cy#1 gfx_mode::@50/(byte) gfx_mode::cy#0 )
   (byte*) gfx_mode::col#3 ← phi( gfx_mode::@23/(byte*) gfx_mode::col#4 gfx_mode::@50/(byte*) gfx_mode::col#0 )
   (byte*) gfx_mode::vic_colors#3 ← phi( gfx_mode::@23/(byte*) gfx_mode::vic_colors#4 gfx_mode::@50/(byte*) gfx_mode::vic_colors#0 )
-  (byte) gfx_mode::cx#0 ← (number) 0
+  (byte) gfx_mode::cx#0 ← (byte) 0
   to:gfx_mode::@22
 gfx_mode::@22: scope:[gfx_mode]  from gfx_mode::@21 gfx_mode::@22
   (byte) keyboard_modifiers#96 ← phi( gfx_mode::@21/(byte) keyboard_modifiers#98 gfx_mode::@22/(byte) keyboard_modifiers#96 )
@@ -2403,12 +2403,12 @@ gfx_mode::@24: scope:[gfx_mode]  from gfx_mode::@23
 gfx_mode::@10: scope:[gfx_mode]  from gfx_mode::@24
   (byte) keyboard_modifiers#78 ← phi( gfx_mode::@24/(byte) keyboard_modifiers#85 )
   (byte) keyboard_events_size#82 ← phi( gfx_mode::@24/(byte) keyboard_events_size#94 )
-  (byte) gfx_mode::i#0 ← (number) 0
+  (byte) gfx_mode::i#0 ← (byte) 0
   to:gfx_mode::@29
 gfx_mode::@25: scope:[gfx_mode]  from gfx_mode::@24
   (byte) keyboard_modifiers#77 ← phi( gfx_mode::@24/(byte) keyboard_modifiers#85 )
   (byte) keyboard_events_size#81 ← phi( gfx_mode::@24/(byte) keyboard_events_size#94 )
-  (byte) gfx_mode::j#0 ← (number) 0
+  (byte) gfx_mode::j#0 ← (byte) 0
   to:gfx_mode::@26
 gfx_mode::@26: scope:[gfx_mode]  from gfx_mode::@25 gfx_mode::@26
   (byte) keyboard_modifiers#57 ← phi( gfx_mode::@25/(byte) keyboard_modifiers#77 gfx_mode::@26/(byte) keyboard_modifiers#57 )
@@ -2524,13 +2524,13 @@ gfx_init_charset: scope:[gfx_init_charset]  from gfx_init::@5
   *((byte*) PROCPORT#0) ← (number) $32
   (byte*) gfx_init_charset::chargen#0 ← (byte*) CHARGEN#0
   (byte*) gfx_init_charset::charset#0 ← (byte*) VIC_CHARSET_ROM#0
-  (byte) gfx_init_charset::c#0 ← (number) 0
+  (byte) gfx_init_charset::c#0 ← (byte) 0
   to:gfx_init_charset::@1
 gfx_init_charset::@1: scope:[gfx_init_charset]  from gfx_init_charset gfx_init_charset::@3
   (byte) gfx_init_charset::c#4 ← phi( gfx_init_charset/(byte) gfx_init_charset::c#0 gfx_init_charset::@3/(byte) gfx_init_charset::c#1 )
   (byte*) gfx_init_charset::charset#3 ← phi( gfx_init_charset/(byte*) gfx_init_charset::charset#0 gfx_init_charset::@3/(byte*) gfx_init_charset::charset#4 )
   (byte*) gfx_init_charset::chargen#3 ← phi( gfx_init_charset/(byte*) gfx_init_charset::chargen#0 gfx_init_charset::@3/(byte*) gfx_init_charset::chargen#4 )
-  (byte) gfx_init_charset::l#0 ← (number) 0
+  (byte) gfx_init_charset::l#0 ← (byte) 0
   to:gfx_init_charset::@2
 gfx_init_charset::@2: scope:[gfx_init_charset]  from gfx_init_charset::@1 gfx_init_charset::@2
   (byte) gfx_init_charset::c#3 ← phi( gfx_init_charset::@1/(byte) gfx_init_charset::c#4 gfx_init_charset::@2/(byte) gfx_init_charset::c#3 )
@@ -2560,12 +2560,12 @@ gfx_init_charset::@return: scope:[gfx_init_charset]  from gfx_init_charset::@4
   to:@return
 gfx_init_screen0: scope:[gfx_init_screen0]  from gfx_init
   (byte*) gfx_init_screen0::ch#0 ← (byte*) VIC_SCREEN0#0
-  (byte) gfx_init_screen0::cy#0 ← (number) 0
+  (byte) gfx_init_screen0::cy#0 ← (byte) 0
   to:gfx_init_screen0::@1
 gfx_init_screen0::@1: scope:[gfx_init_screen0]  from gfx_init_screen0 gfx_init_screen0::@3
   (byte*) gfx_init_screen0::ch#3 ← phi( gfx_init_screen0/(byte*) gfx_init_screen0::ch#0 gfx_init_screen0::@3/(byte*) gfx_init_screen0::ch#4 )
   (byte) gfx_init_screen0::cy#4 ← phi( gfx_init_screen0/(byte) gfx_init_screen0::cy#0 gfx_init_screen0::@3/(byte) gfx_init_screen0::cy#1 )
-  (byte) gfx_init_screen0::cx#0 ← (number) 0
+  (byte) gfx_init_screen0::cx#0 ← (byte) 0
   to:gfx_init_screen0::@2
 gfx_init_screen0::@2: scope:[gfx_init_screen0]  from gfx_init_screen0::@1 gfx_init_screen0::@2
   (byte*) gfx_init_screen0::ch#2 ← phi( gfx_init_screen0::@1/(byte*) gfx_init_screen0::ch#3 gfx_init_screen0::@2/(byte*) gfx_init_screen0::ch#1 )
@@ -2593,12 +2593,12 @@ gfx_init_screen0::@return: scope:[gfx_init_screen0]  from gfx_init_screen0::@3
   to:@return
 gfx_init_screen1: scope:[gfx_init_screen1]  from gfx_init::@1
   (byte*) gfx_init_screen1::ch#0 ← (byte*) VIC_SCREEN1#0
-  (byte) gfx_init_screen1::cy#0 ← (number) 0
+  (byte) gfx_init_screen1::cy#0 ← (byte) 0
   to:gfx_init_screen1::@1
 gfx_init_screen1::@1: scope:[gfx_init_screen1]  from gfx_init_screen1 gfx_init_screen1::@3
   (byte*) gfx_init_screen1::ch#3 ← phi( gfx_init_screen1/(byte*) gfx_init_screen1::ch#0 gfx_init_screen1::@3/(byte*) gfx_init_screen1::ch#4 )
   (byte) gfx_init_screen1::cy#4 ← phi( gfx_init_screen1/(byte) gfx_init_screen1::cy#0 gfx_init_screen1::@3/(byte) gfx_init_screen1::cy#1 )
-  (byte) gfx_init_screen1::cx#0 ← (number) 0
+  (byte) gfx_init_screen1::cx#0 ← (byte) 0
   to:gfx_init_screen1::@2
 gfx_init_screen1::@2: scope:[gfx_init_screen1]  from gfx_init_screen1::@1 gfx_init_screen1::@2
   (byte*) gfx_init_screen1::ch#2 ← phi( gfx_init_screen1::@1/(byte*) gfx_init_screen1::ch#3 gfx_init_screen1::@2/(byte*) gfx_init_screen1::ch#1 )
@@ -2624,12 +2624,12 @@ gfx_init_screen1::@return: scope:[gfx_init_screen1]  from gfx_init_screen1::@3
   to:@return
 gfx_init_screen2: scope:[gfx_init_screen2]  from gfx_init::@2
   (byte*) gfx_init_screen2::ch#0 ← (byte*) VIC_SCREEN2#0
-  (byte) gfx_init_screen2::cy#0 ← (number) 0
+  (byte) gfx_init_screen2::cy#0 ← (byte) 0
   to:gfx_init_screen2::@1
 gfx_init_screen2::@1: scope:[gfx_init_screen2]  from gfx_init_screen2 gfx_init_screen2::@3
   (byte*) gfx_init_screen2::ch#3 ← phi( gfx_init_screen2/(byte*) gfx_init_screen2::ch#0 gfx_init_screen2::@3/(byte*) gfx_init_screen2::ch#4 )
   (byte) gfx_init_screen2::cy#4 ← phi( gfx_init_screen2/(byte) gfx_init_screen2::cy#0 gfx_init_screen2::@3/(byte) gfx_init_screen2::cy#1 )
-  (byte) gfx_init_screen2::cx#0 ← (number) 0
+  (byte) gfx_init_screen2::cx#0 ← (byte) 0
   to:gfx_init_screen2::@2
 gfx_init_screen2::@2: scope:[gfx_init_screen2]  from gfx_init_screen2::@1 gfx_init_screen2::@2
   (byte*) gfx_init_screen2::ch#2 ← phi( gfx_init_screen2::@1/(byte*) gfx_init_screen2::ch#3 gfx_init_screen2::@2/(byte*) gfx_init_screen2::ch#1 )
@@ -2660,12 +2660,12 @@ gfx_init_screen2::@return: scope:[gfx_init_screen2]  from gfx_init_screen2::@3
   to:@return
 gfx_init_screen3: scope:[gfx_init_screen3]  from gfx_init::@3
   (byte*) gfx_init_screen3::ch#0 ← (byte*) VIC_SCREEN3#0
-  (byte) gfx_init_screen3::cy#0 ← (number) 0
+  (byte) gfx_init_screen3::cy#0 ← (byte) 0
   to:gfx_init_screen3::@1
 gfx_init_screen3::@1: scope:[gfx_init_screen3]  from gfx_init_screen3 gfx_init_screen3::@3
   (byte*) gfx_init_screen3::ch#3 ← phi( gfx_init_screen3/(byte*) gfx_init_screen3::ch#0 gfx_init_screen3::@3/(byte*) gfx_init_screen3::ch#4 )
   (byte) gfx_init_screen3::cy#4 ← phi( gfx_init_screen3/(byte) gfx_init_screen3::cy#0 gfx_init_screen3::@3/(byte) gfx_init_screen3::cy#1 )
-  (byte) gfx_init_screen3::cx#0 ← (number) 0
+  (byte) gfx_init_screen3::cx#0 ← (byte) 0
   to:gfx_init_screen3::@2
 gfx_init_screen3::@2: scope:[gfx_init_screen3]  from gfx_init_screen3::@1 gfx_init_screen3::@2
   (byte*) gfx_init_screen3::ch#2 ← phi( gfx_init_screen3::@1/(byte*) gfx_init_screen3::ch#3 gfx_init_screen3::@2/(byte*) gfx_init_screen3::ch#1 )
@@ -2693,12 +2693,12 @@ gfx_init_screen3::@return: scope:[gfx_init_screen3]  from gfx_init_screen3::@3
   to:@return
 gfx_init_screen4: scope:[gfx_init_screen4]  from gfx_init::@4
   (byte*) gfx_init_screen4::ch#0 ← (byte*) VIC_SCREEN4#0
-  (byte) gfx_init_screen4::cy#0 ← (number) 0
+  (byte) gfx_init_screen4::cy#0 ← (byte) 0
   to:gfx_init_screen4::@1
 gfx_init_screen4::@1: scope:[gfx_init_screen4]  from gfx_init_screen4 gfx_init_screen4::@3
   (byte) gfx_init_screen4::cy#4 ← phi( gfx_init_screen4/(byte) gfx_init_screen4::cy#0 gfx_init_screen4::@3/(byte) gfx_init_screen4::cy#1 )
   (byte*) gfx_init_screen4::ch#3 ← phi( gfx_init_screen4/(byte*) gfx_init_screen4::ch#0 gfx_init_screen4::@3/(byte*) gfx_init_screen4::ch#4 )
-  (byte) gfx_init_screen4::cx#0 ← (number) 0
+  (byte) gfx_init_screen4::cx#0 ← (byte) 0
   to:gfx_init_screen4::@2
 gfx_init_screen4::@2: scope:[gfx_init_screen4]  from gfx_init_screen4::@1 gfx_init_screen4::@2
   (byte) gfx_init_screen4::cy#3 ← phi( gfx_init_screen4::@1/(byte) gfx_init_screen4::cy#4 gfx_init_screen4::@2/(byte) gfx_init_screen4::cy#3 )
@@ -2763,13 +2763,13 @@ gfx_init_plane_8bppchunky::@7: scope:[gfx_init_plane_8bppchunky]  from gfx_init_
   (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#3 ← phi( gfx_init_plane_8bppchunky/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#0 )
   (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#1 ← ++ (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#3
   (byte*) gfx_init_plane_8bppchunky::gfxb#0 ← ((byte*)) (number) $4000
-  (byte) gfx_init_plane_8bppchunky::y#0 ← (number) 0
+  (byte) gfx_init_plane_8bppchunky::y#0 ← (byte) 0
   to:gfx_init_plane_8bppchunky::@1
 gfx_init_plane_8bppchunky::@1: scope:[gfx_init_plane_8bppchunky]  from gfx_init_plane_8bppchunky::@5 gfx_init_plane_8bppchunky::@7
   (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 ← phi( gfx_init_plane_8bppchunky::@5/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#9 gfx_init_plane_8bppchunky::@7/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#1 )
   (byte) gfx_init_plane_8bppchunky::y#6 ← phi( gfx_init_plane_8bppchunky::@5/(byte) gfx_init_plane_8bppchunky::y#1 gfx_init_plane_8bppchunky::@7/(byte) gfx_init_plane_8bppchunky::y#0 )
   (byte*) gfx_init_plane_8bppchunky::gfxb#5 ← phi( gfx_init_plane_8bppchunky::@5/(byte*) gfx_init_plane_8bppchunky::gfxb#6 gfx_init_plane_8bppchunky::@7/(byte*) gfx_init_plane_8bppchunky::gfxb#0 )
-  (word) gfx_init_plane_8bppchunky::x#0 ← (number) 0
+  (word) gfx_init_plane_8bppchunky::x#0 ← (word) 0
   to:gfx_init_plane_8bppchunky::@2
 gfx_init_plane_8bppchunky::@2: scope:[gfx_init_plane_8bppchunky]  from gfx_init_plane_8bppchunky::@1 gfx_init_plane_8bppchunky::@3
   (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#6 ← phi( gfx_init_plane_8bppchunky::@1/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 gfx_init_plane_8bppchunky::@3/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#8 )
@@ -2840,12 +2840,12 @@ gfx_init_plane_horisontal::@9: scope:[gfx_init_plane_horisontal]  from gfx_init_
   (number~) gfx_init_plane_horisontal::$3 ← (dword) PLANE_HORISONTAL#0 & (number) $3fff
   (number~) gfx_init_plane_horisontal::$4 ← (number) $4000 + (number~) gfx_init_plane_horisontal::$3
   (byte*) gfx_init_plane_horisontal::gfxa#0 ← ((byte*)) (number~) gfx_init_plane_horisontal::$4
-  (byte) gfx_init_plane_horisontal::ay#0 ← (number) 0
+  (byte) gfx_init_plane_horisontal::ay#0 ← (byte) 0
   to:gfx_init_plane_horisontal::@1
 gfx_init_plane_horisontal::@1: scope:[gfx_init_plane_horisontal]  from gfx_init_plane_horisontal::@7 gfx_init_plane_horisontal::@9
   (byte*) gfx_init_plane_horisontal::gfxa#6 ← phi( gfx_init_plane_horisontal::@7/(byte*) gfx_init_plane_horisontal::gfxa#8 gfx_init_plane_horisontal::@9/(byte*) gfx_init_plane_horisontal::gfxa#0 )
   (byte) gfx_init_plane_horisontal::ay#4 ← phi( gfx_init_plane_horisontal::@7/(byte) gfx_init_plane_horisontal::ay#1 gfx_init_plane_horisontal::@9/(byte) gfx_init_plane_horisontal::ay#0 )
-  (byte) gfx_init_plane_horisontal::ax#0 ← (number) 0
+  (byte) gfx_init_plane_horisontal::ax#0 ← (byte) 0
   to:gfx_init_plane_horisontal::@2
 gfx_init_plane_horisontal::@2: scope:[gfx_init_plane_horisontal]  from gfx_init_plane_horisontal::@1 gfx_init_plane_horisontal::@4
   (byte) gfx_init_plane_horisontal::ax#5 ← phi( gfx_init_plane_horisontal::@1/(byte) gfx_init_plane_horisontal::ax#0 gfx_init_plane_horisontal::@4/(byte) gfx_init_plane_horisontal::ax#1 )
@@ -2909,12 +2909,12 @@ gfx_init_plane_horisontal2::@5: scope:[gfx_init_plane_horisontal2]  from gfx_ini
   (number~) gfx_init_plane_horisontal2::$4 ← (number) $4000 + (number~) gfx_init_plane_horisontal2::$3
   (byte*) gfx_init_plane_horisontal2::gfxa#0 ← ((byte*)) (number~) gfx_init_plane_horisontal2::$4
   (byte[]) gfx_init_plane_horisontal2::row_bitmask#0 ← { (number) 0, (number) $55, (number) $aa, (number) $ff }
-  (byte) gfx_init_plane_horisontal2::ay#0 ← (number) 0
+  (byte) gfx_init_plane_horisontal2::ay#0 ← (byte) 0
   to:gfx_init_plane_horisontal2::@1
 gfx_init_plane_horisontal2::@1: scope:[gfx_init_plane_horisontal2]  from gfx_init_plane_horisontal2::@3 gfx_init_plane_horisontal2::@5
   (byte*) gfx_init_plane_horisontal2::gfxa#3 ← phi( gfx_init_plane_horisontal2::@3/(byte*) gfx_init_plane_horisontal2::gfxa#4 gfx_init_plane_horisontal2::@5/(byte*) gfx_init_plane_horisontal2::gfxa#0 )
   (byte) gfx_init_plane_horisontal2::ay#4 ← phi( gfx_init_plane_horisontal2::@3/(byte) gfx_init_plane_horisontal2::ay#1 gfx_init_plane_horisontal2::@5/(byte) gfx_init_plane_horisontal2::ay#0 )
-  (byte) gfx_init_plane_horisontal2::ax#0 ← (number) 0
+  (byte) gfx_init_plane_horisontal2::ax#0 ← (byte) 0
   to:gfx_init_plane_horisontal2::@2
 gfx_init_plane_horisontal2::@2: scope:[gfx_init_plane_horisontal2]  from gfx_init_plane_horisontal2::@1 gfx_init_plane_horisontal2::@2
   (byte) gfx_init_plane_horisontal2::ax#2 ← phi( gfx_init_plane_horisontal2::@1/(byte) gfx_init_plane_horisontal2::ax#0 gfx_init_plane_horisontal2::@2/(byte) gfx_init_plane_horisontal2::ax#1 )
@@ -2960,12 +2960,12 @@ gfx_init_plane_vertical::@5: scope:[gfx_init_plane_vertical]  from gfx_init_plan
   (number~) gfx_init_plane_vertical::$3 ← (dword) PLANE_VERTICAL#0 & (number) $3fff
   (number~) gfx_init_plane_vertical::$4 ← (number) $4000 + (number~) gfx_init_plane_vertical::$3
   (byte*) gfx_init_plane_vertical::gfxb#0 ← ((byte*)) (number~) gfx_init_plane_vertical::$4
-  (byte) gfx_init_plane_vertical::by#0 ← (number) 0
+  (byte) gfx_init_plane_vertical::by#0 ← (byte) 0
   to:gfx_init_plane_vertical::@1
 gfx_init_plane_vertical::@1: scope:[gfx_init_plane_vertical]  from gfx_init_plane_vertical::@3 gfx_init_plane_vertical::@5
   (byte) gfx_init_plane_vertical::by#4 ← phi( gfx_init_plane_vertical::@3/(byte) gfx_init_plane_vertical::by#1 gfx_init_plane_vertical::@5/(byte) gfx_init_plane_vertical::by#0 )
   (byte*) gfx_init_plane_vertical::gfxb#3 ← phi( gfx_init_plane_vertical::@3/(byte*) gfx_init_plane_vertical::gfxb#4 gfx_init_plane_vertical::@5/(byte*) gfx_init_plane_vertical::gfxb#0 )
-  (byte) gfx_init_plane_vertical::bx#0 ← (number) 0
+  (byte) gfx_init_plane_vertical::bx#0 ← (byte) 0
   to:gfx_init_plane_vertical::@2
 gfx_init_plane_vertical::@2: scope:[gfx_init_plane_vertical]  from gfx_init_plane_vertical::@1 gfx_init_plane_vertical::@2
   (byte) gfx_init_plane_vertical::by#3 ← phi( gfx_init_plane_vertical::@1/(byte) gfx_init_plane_vertical::by#4 gfx_init_plane_vertical::@2/(byte) gfx_init_plane_vertical::by#3 )
@@ -3011,14 +3011,14 @@ gfx_init_plane_charset8::@9: scope:[gfx_init_plane_charset8]  from gfx_init_plan
   (byte*) gfx_init_plane_charset8::chargen#0 ← (byte*) CHARGEN#0
   *((byte*) PROCPORT#0) ← (byte) PROCPORT_RAM_CHARROM#0
   (byte) gfx_init_plane_charset8::col#0 ← (number) 0
-  (byte) gfx_init_plane_charset8::ch#0 ← (number) 0
+  (byte) gfx_init_plane_charset8::ch#0 ← (byte) 0
   to:gfx_init_plane_charset8::@1
 gfx_init_plane_charset8::@1: scope:[gfx_init_plane_charset8]  from gfx_init_plane_charset8::@7 gfx_init_plane_charset8::@9
   (byte) gfx_init_plane_charset8::ch#8 ← phi( gfx_init_plane_charset8::@7/(byte) gfx_init_plane_charset8::ch#1 gfx_init_plane_charset8::@9/(byte) gfx_init_plane_charset8::ch#0 )
   (byte) gfx_init_plane_charset8::col#6 ← phi( gfx_init_plane_charset8::@7/(byte) gfx_init_plane_charset8::col#8 gfx_init_plane_charset8::@9/(byte) gfx_init_plane_charset8::col#0 )
   (byte*) gfx_init_plane_charset8::gfxa#6 ← phi( gfx_init_plane_charset8::@7/(byte*) gfx_init_plane_charset8::gfxa#8 gfx_init_plane_charset8::@9/(byte*) gfx_init_plane_charset8::gfxa#0 )
   (byte*) gfx_init_plane_charset8::chargen#3 ← phi( gfx_init_plane_charset8::@7/(byte*) gfx_init_plane_charset8::chargen#5 gfx_init_plane_charset8::@9/(byte*) gfx_init_plane_charset8::chargen#0 )
-  (byte) gfx_init_plane_charset8::cr#0 ← (number) 0
+  (byte) gfx_init_plane_charset8::cr#0 ← (byte) 0
   to:gfx_init_plane_charset8::@2
 gfx_init_plane_charset8::@2: scope:[gfx_init_plane_charset8]  from gfx_init_plane_charset8::@1 gfx_init_plane_charset8::@6
   (byte) gfx_init_plane_charset8::ch#7 ← phi( gfx_init_plane_charset8::@1/(byte) gfx_init_plane_charset8::ch#8 gfx_init_plane_charset8::@6/(byte) gfx_init_plane_charset8::ch#3 )
@@ -3028,7 +3028,7 @@ gfx_init_plane_charset8::@2: scope:[gfx_init_plane_charset8]  from gfx_init_plan
   (byte*) gfx_init_plane_charset8::chargen#2 ← phi( gfx_init_plane_charset8::@1/(byte*) gfx_init_plane_charset8::chargen#3 gfx_init_plane_charset8::@6/(byte*) gfx_init_plane_charset8::chargen#4 )
   (byte) gfx_init_plane_charset8::bits#0 ← *((byte*) gfx_init_plane_charset8::chargen#2)
   (byte*) gfx_init_plane_charset8::chargen#1 ← ++ (byte*) gfx_init_plane_charset8::chargen#2
-  (byte) gfx_init_plane_charset8::cp#0 ← (number) 0
+  (byte) gfx_init_plane_charset8::cp#0 ← (byte) 0
   to:gfx_init_plane_charset8::@3
 gfx_init_plane_charset8::@3: scope:[gfx_init_plane_charset8]  from gfx_init_plane_charset8::@2 gfx_init_plane_charset8::@4
   (byte) gfx_init_plane_charset8::ch#5 ← phi( gfx_init_plane_charset8::@2/(byte) gfx_init_plane_charset8::ch#7 gfx_init_plane_charset8::@4/(byte) gfx_init_plane_charset8::ch#4 )
@@ -3152,13 +3152,13 @@ gfx_init_plane_fill::@5: scope:[gfx_init_plane_fill]  from gfx_init_plane_fill
   (number~) gfx_init_plane_fill::$5 ← (word~) gfx_init_plane_fill::$4 & (number) $3fff
   (number~) gfx_init_plane_fill::$6 ← (number) $4000 + (number~) gfx_init_plane_fill::$5
   (byte*) gfx_init_plane_fill::gfxb#0 ← ((byte*)) (number~) gfx_init_plane_fill::$6
-  (byte) gfx_init_plane_fill::by#0 ← (number) 0
+  (byte) gfx_init_plane_fill::by#0 ← (byte) 0
   to:gfx_init_plane_fill::@1
 gfx_init_plane_fill::@1: scope:[gfx_init_plane_fill]  from gfx_init_plane_fill::@3 gfx_init_plane_fill::@5
   (byte) gfx_init_plane_fill::by#4 ← phi( gfx_init_plane_fill::@3/(byte) gfx_init_plane_fill::by#1 gfx_init_plane_fill::@5/(byte) gfx_init_plane_fill::by#0 )
   (byte*) gfx_init_plane_fill::gfxb#3 ← phi( gfx_init_plane_fill::@3/(byte*) gfx_init_plane_fill::gfxb#4 gfx_init_plane_fill::@5/(byte*) gfx_init_plane_fill::gfxb#0 )
   (byte) gfx_init_plane_fill::fill#4 ← phi( gfx_init_plane_fill::@3/(byte) gfx_init_plane_fill::fill#5 gfx_init_plane_fill::@5/(byte) gfx_init_plane_fill::fill#6 )
-  (byte) gfx_init_plane_fill::bx#0 ← (number) 0
+  (byte) gfx_init_plane_fill::bx#0 ← (byte) 0
   to:gfx_init_plane_fill::@2
 gfx_init_plane_fill::@2: scope:[gfx_init_plane_fill]  from gfx_init_plane_fill::@1 gfx_init_plane_fill::@2
   (byte) gfx_init_plane_fill::by#3 ← phi( gfx_init_plane_fill::@1/(byte) gfx_init_plane_fill::by#4 gfx_init_plane_fill::@2/(byte) gfx_init_plane_fill::by#3 )
@@ -3345,7 +3345,7 @@ form_mode::@29: scope:[form_mode]  from form_mode::@28
   (byte~) form_mode::$33 ← > (byte*) FORM_SCREEN#0
   *((byte*) DTV_PLANEA_START_MI#0) ← (byte~) form_mode::$33
   *((byte*) DTV_PLANEA_START_HI#0) ← (number) 0
-  (byte) form_mode::i#0 ← (number) 0
+  (byte) form_mode::i#0 ← (byte) 0
   to:form_mode::@1
 form_mode::@1: scope:[form_mode]  from form_mode::@1 form_mode::@29
   (byte) form_field_idx#45 ← phi( form_mode::@1/(byte) form_field_idx#45 form_mode::@29/(byte) form_field_idx#49 )
@@ -3517,7 +3517,7 @@ form_mode::@33: scope:[form_mode]  from form_mode::@32
 form_set_screen: scope:[form_set_screen]  from form_mode::@26
   (byte*) form_set_screen::screen#1 ← phi( form_mode::@26/(byte*) form_set_screen::screen#0 )
   (byte*) form_set_screen::line#0 ← (byte*) form_set_screen::screen#1
-  (byte) form_set_screen::y#0 ← (number) 0
+  (byte) form_set_screen::y#0 ← (byte) 0
   to:form_set_screen::@1
 form_set_screen::@1: scope:[form_set_screen]  from form_set_screen form_set_screen::@1
   (byte) form_set_screen::y#2 ← phi( form_set_screen/(byte) form_set_screen::y#0 form_set_screen::@1/(byte) form_set_screen::y#1 )
@@ -6859,8 +6859,6 @@ Adding number conversion cast (unumber) 2 in (byte) KEY_MODIFIER_RSHIFT#0 ← (n
 Adding number conversion cast (unumber) 4 in (byte) KEY_MODIFIER_CTRL#0 ← (number) 4
 Adding number conversion cast (unumber) 8 in (byte) KEY_MODIFIER_COMMODORE#0 ← (number) 8
 Adding number conversion cast (unumber) 0 in (byte) keyboard_event_scan::keycode#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) keyboard_event_scan::row#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) keyboard_event_scan::col#0 ← (number) 0
 Adding number conversion cast (unumber) 8 in (number~) keyboard_event_scan::$14 ← (byte) keyboard_event_scan::keycode#3 + (number) 8
 Adding number conversion cast (unumber) keyboard_event_scan::$14 in (number~) keyboard_event_scan::$14 ← (byte) keyboard_event_scan::keycode#3 + (unumber)(number) 8
 Adding number conversion cast (unumber) 0 in (bool~) keyboard_event_scan::$17 ← (byte~) keyboard_event_scan::$16 != (number) 0
@@ -6879,13 +6877,11 @@ Adding number conversion cast (unumber) keyboard_event_pressed::$1 in (number~)
 Adding number conversion cast (unumber) 0 in (bool~) keyboard_event_get::$0 ← (byte) keyboard_events_size#22 == (number) 0
 Adding number conversion cast (unumber) $ff in (byte) keyboard_event_get::return#0 ← (number) $ff
 Adding number conversion cast (unumber) $80 in (byte) bitmap_init::bits#0 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) bitmap_init::x#0 ← (number) 0
 Adding number conversion cast (unumber) $f8 in (number~) bitmap_init::$0 ← (byte) bitmap_init::x#2 & (number) $f8
 Adding number conversion cast (unumber) bitmap_init::$0 in (number~) bitmap_init::$0 ← (byte) bitmap_init::x#2 & (unumber)(number) $f8
 Adding number conversion cast (unumber) 1 in (byte~) bitmap_init::$2 ← (byte) bitmap_init::bits#3 >> (number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bitmap_init::$3 ← (byte) bitmap_init::bits#1 == (number) 0
 Adding number conversion cast (unumber) $80 in (byte) bitmap_init::bits#2 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) bitmap_init::y#0 ← (number) 0
 Adding number conversion cast (unumber) 7 in (number~) bitmap_init::$6 ← (byte) bitmap_init::y#2 & (number) 7
 Adding number conversion cast (unumber) bitmap_init::$6 in (number~) bitmap_init::$6 ← (byte) bitmap_init::y#2 & (unumber)(number) 7
 Adding number conversion cast (unumber) bitmap_init::$8 in (number~) bitmap_init::$8 ← (unumber~) bitmap_init::$6 | (byte~) bitmap_init::$7
@@ -6895,8 +6891,6 @@ Adding number conversion cast (unumber) 7 in (bool~) bitmap_init::$11 ← (unumb
 Adding number conversion cast (unumber) bitmap_init::$13 in (byte*~) bitmap_init::$14 ← (byte*) bitmap_init::yoffs#3 + (number~) bitmap_init::$13
 Adding number conversion cast (unumber) 0 in (var) bitmap_clear::$3 ← (byte)*((byte[$100]) bitmap_plot_xhi#0 + (number) 0) w= (byte)*((byte[$100]) bitmap_plot_xlo#0 + (number) 0)
 Adding number conversion cast (unumber) 0 in (var) bitmap_clear::$3 ← (byte)*((byte[$100]) bitmap_plot_xhi#0 + (unumber)(number) 0) w= (byte)*((byte[$100]) bitmap_plot_xlo#0 + (number) 0)
-Adding number conversion cast (unumber) 0 in (byte) bitmap_clear::y#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bitmap_clear::x#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) bitmap_clear::bitmap#2) ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte~) bitmap_line_xdyi::$0 ← (byte) bitmap_line_xdyi::yd#2 >> (number) 1
 Adding number conversion cast (unumber) 1 in (number~) bitmap_line_xdyi::$6 ← (byte) bitmap_line_xdyi::x1#2 + (number) 1
@@ -7048,8 +7042,6 @@ Adding number conversion cast (unumber) gfx_mode::$60 in (number~) gfx_mode::$60
 Adding number conversion cast (unumber) 4 in (number~) gfx_mode::$61 ← (unumber~) gfx_mode::$60 / (number) 4
 Adding number conversion cast (unumber) gfx_mode::$61 in (number~) gfx_mode::$61 ← (unumber~) gfx_mode::$60 / (unumber)(number) 4
 Adding number conversion cast (unumber) gfx_mode::$62 in (number~) gfx_mode::$62 ← (byte~) gfx_mode::$56 | (unumber~) gfx_mode::$61
-Adding number conversion cast (unumber) 0 in (byte) gfx_mode::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_mode::cx#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) BORDERCOL#0) ← (number) 0
 Adding number conversion cast (unumber) $10 in (number~) gfx_mode::$64 ← *((byte*) form_vic_bg0_hi#0) * (number) $10
 Adding number conversion cast (unumber) gfx_mode::$64 in (number~) gfx_mode::$64 ← *((byte*) form_vic_bg0_hi#0) * (unumber)(number) $10
@@ -7064,15 +7056,9 @@ Adding number conversion cast (unumber) $10 in (number~) gfx_mode::$70 ← *((by
 Adding number conversion cast (unumber) gfx_mode::$70 in (number~) gfx_mode::$70 ← *((byte*) form_vic_bg3_hi#0) * (unumber)(number) $10
 Adding number conversion cast (unumber) gfx_mode::$71 in (number~) gfx_mode::$71 ← (unumber~) gfx_mode::$70 | *((byte*) form_vic_bg3_lo#0)
 Adding number conversion cast (unumber) 0 in (bool~) gfx_mode::$72 ← *((byte*) form_dtv_palet#0) == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_mode::i#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_mode::j#0 ← (number) 0
 Adding number conversion cast (unumber) $ff in (bool~) gfx_mode::$86 ← *((byte*) RASTER#0) != (number) $ff
 Adding number conversion cast (unumber) $32 in *((byte*) PROCPORT#0) ← (number) $32
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_charset::c#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_charset::l#0 ← (number) 0
 Adding number conversion cast (unumber) $37 in *((byte*) PROCPORT#0) ← (number) $37
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen0::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen0::cx#0 ← (number) 0
 Adding number conversion cast (unumber) $f in (number~) gfx_init_screen0::$0 ← (byte) gfx_init_screen0::cy#2 & (number) $f
 Adding number conversion cast (unumber) gfx_init_screen0::$0 in (number~) gfx_init_screen0::$0 ← (byte) gfx_init_screen0::cy#2 & (unumber)(number) $f
 Adding number conversion cast (unumber) $10 in (number~) gfx_init_screen0::$1 ← (unumber~) gfx_init_screen0::$0 * (number) $10
@@ -7080,12 +7066,8 @@ Adding number conversion cast (unumber) gfx_init_screen0::$1 in (number~) gfx_in
 Adding number conversion cast (unumber) $f in (number~) gfx_init_screen0::$2 ← (byte) gfx_init_screen0::cx#2 & (number) $f
 Adding number conversion cast (unumber) gfx_init_screen0::$2 in (number~) gfx_init_screen0::$2 ← (byte) gfx_init_screen0::cx#2 & (unumber)(number) $f
 Adding number conversion cast (unumber) gfx_init_screen0::$3 in (number~) gfx_init_screen0::$3 ← (unumber~) gfx_init_screen0::$1 | (unumber~) gfx_init_screen0::$2
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen1::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen1::cx#0 ← (number) 0
 Adding number conversion cast (unumber) $f in (number~) gfx_init_screen1::$1 ← (byte~) gfx_init_screen1::$0 & (number) $f
 Adding number conversion cast (unumber) gfx_init_screen1::$1 in (number~) gfx_init_screen1::$1 ← (byte~) gfx_init_screen1::$0 & (unumber)(number) $f
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen2::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen2::cx#0 ← (number) 0
 Adding number conversion cast (unumber) $f in (number~) gfx_init_screen2::$1 ← (byte~) gfx_init_screen2::$0 & (number) $f
 Adding number conversion cast (unumber) gfx_init_screen2::$1 in (number~) gfx_init_screen2::$1 ← (byte~) gfx_init_screen2::$0 & (unumber)(number) $f
 Adding number conversion cast (unumber) $f in (number~) gfx_init_screen2::$2 ← (number) $f - (byte) gfx_init_screen2::col#0
@@ -7093,8 +7075,6 @@ Adding number conversion cast (unumber) gfx_init_screen2::$2 in (number~) gfx_in
 Adding number conversion cast (unumber) $10 in (number~) gfx_init_screen2::$3 ← (byte) gfx_init_screen2::col#0 * (number) $10
 Adding number conversion cast (unumber) gfx_init_screen2::$3 in (number~) gfx_init_screen2::$3 ← (byte) gfx_init_screen2::col#0 * (unumber)(number) $10
 Adding number conversion cast (unumber) gfx_init_screen2::$4 in (number~) gfx_init_screen2::$4 ← (unumber~) gfx_init_screen2::$3 | (byte) gfx_init_screen2::col2#0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen3::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen3::cx#0 ← (number) 0
 Adding number conversion cast (unumber) 3 in (number~) gfx_init_screen3::$0 ← (byte) gfx_init_screen3::cx#2 & (number) 3
 Adding number conversion cast (unumber) gfx_init_screen3::$0 in (number~) gfx_init_screen3::$0 ← (byte) gfx_init_screen3::cx#2 & (unumber)(number) 3
 Adding number conversion cast (unumber) $10 in (number~) gfx_init_screen3::$1 ← (unumber~) gfx_init_screen3::$0 * (number) $10
@@ -7102,8 +7082,6 @@ Adding number conversion cast (unumber) gfx_init_screen3::$1 in (number~) gfx_in
 Adding number conversion cast (unumber) 3 in (number~) gfx_init_screen3::$2 ← (byte) gfx_init_screen3::cy#2 & (number) 3
 Adding number conversion cast (unumber) gfx_init_screen3::$2 in (number~) gfx_init_screen3::$2 ← (byte) gfx_init_screen3::cy#2 & (unumber)(number) 3
 Adding number conversion cast (unumber) gfx_init_screen3::$3 in (number~) gfx_init_screen3::$3 ← (unumber~) gfx_init_screen3::$1 | (unumber~) gfx_init_screen3::$2
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen4::cy#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_screen4::cx#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) gfx_init_screen4::ch#2) ← (number) 0
 Adding number conversion cast (unumber) 9 in (byte) gfx_init_vic_bitmap::lines_cnt#0 ← (number) 9
 Adding number conversion cast (unumber) 0 in (byte) gfx_init_vic_bitmap::l#0 ← (number) 0
@@ -7113,8 +7091,6 @@ Adding number conversion cast (unumber) 1 in (number~) gfx_init_vic_bitmap::$3
 Adding number conversion cast (unumber) gfx_init_vic_bitmap::$3 in (number~) gfx_init_vic_bitmap::$3 ← (byte) gfx_init_vic_bitmap::l#2 + (unumber)(number) 1
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_8bppchunky::$0 ← (dword) PLANE_8BPP_CHUNKY#0 / (number) $4000
 Adding number conversion cast (unumber) gfx_init_plane_8bppchunky::$0 in (number~) gfx_init_plane_8bppchunky::$0 ← (dword) PLANE_8BPP_CHUNKY#0 / (unumber)(number) $4000
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_8bppchunky::y#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (word) gfx_init_plane_8bppchunky::x#0 ← (number) 0
 Adding number conversion cast (unumber) $8000 in (bool~) gfx_init_plane_8bppchunky::$6 ← (byte*) gfx_init_plane_8bppchunky::gfxb#3 == (number) $8000
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_horisontal::$0 ← (dword) PLANE_HORISONTAL#0 / (number) $4000
 Adding number conversion cast (unumber) gfx_init_plane_horisontal::$0 in (number~) gfx_init_plane_horisontal::$0 ← (dword) PLANE_HORISONTAL#0 / (unumber)(number) $4000
@@ -7122,8 +7098,6 @@ Adding number conversion cast (unumber) $3fff in (number~) gfx_init_plane_horiso
 Adding number conversion cast (unumber) gfx_init_plane_horisontal::$3 in (number~) gfx_init_plane_horisontal::$3 ← (dword) PLANE_HORISONTAL#0 & (unumber)(number) $3fff
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_horisontal::$4 ← (number) $4000 + (unumber~) gfx_init_plane_horisontal::$3
 Adding number conversion cast (unumber) gfx_init_plane_horisontal::$4 in (number~) gfx_init_plane_horisontal::$4 ← (unumber)(number) $4000 + (unumber~) gfx_init_plane_horisontal::$3
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_horisontal::ay#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_horisontal::ax#0 ← (number) 0
 Adding number conversion cast (unumber) 4 in (number~) gfx_init_plane_horisontal::$8 ← (byte) gfx_init_plane_horisontal::ay#2 & (number) 4
 Adding number conversion cast (unumber) gfx_init_plane_horisontal::$8 in (number~) gfx_init_plane_horisontal::$8 ← (byte) gfx_init_plane_horisontal::ay#2 & (unumber)(number) 4
 Adding number conversion cast (unumber) 0 in (bool~) gfx_init_plane_horisontal::$9 ← (unumber~) gfx_init_plane_horisontal::$8 == (number) 0
@@ -7135,8 +7109,6 @@ Adding number conversion cast (unumber) $3fff in (number~) gfx_init_plane_horiso
 Adding number conversion cast (unumber) gfx_init_plane_horisontal2::$3 in (number~) gfx_init_plane_horisontal2::$3 ← (dword) PLANE_HORISONTAL2#0 & (unumber)(number) $3fff
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_horisontal2::$4 ← (number) $4000 + (unumber~) gfx_init_plane_horisontal2::$3
 Adding number conversion cast (unumber) gfx_init_plane_horisontal2::$4 in (number~) gfx_init_plane_horisontal2::$4 ← (unumber)(number) $4000 + (unumber~) gfx_init_plane_horisontal2::$3
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_horisontal2::ay#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_horisontal2::ax#0 ← (number) 0
 Adding number conversion cast (unumber) 2 in (number~) gfx_init_plane_horisontal2::$8 ← (byte) gfx_init_plane_horisontal2::ay#2 / (number) 2
 Adding number conversion cast (unumber) gfx_init_plane_horisontal2::$8 in (number~) gfx_init_plane_horisontal2::$8 ← (byte) gfx_init_plane_horisontal2::ay#2 / (unumber)(number) 2
 Adding number conversion cast (unumber) 3 in (number~) gfx_init_plane_horisontal2::$9 ← (unumber~) gfx_init_plane_horisontal2::$8 & (number) 3
@@ -7147,8 +7119,6 @@ Adding number conversion cast (unumber) $3fff in (number~) gfx_init_plane_vertic
 Adding number conversion cast (unumber) gfx_init_plane_vertical::$3 in (number~) gfx_init_plane_vertical::$3 ← (dword) PLANE_VERTICAL#0 & (unumber)(number) $3fff
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_vertical::$4 ← (number) $4000 + (unumber~) gfx_init_plane_vertical::$3
 Adding number conversion cast (unumber) gfx_init_plane_vertical::$4 in (number~) gfx_init_plane_vertical::$4 ← (unumber)(number) $4000 + (unumber~) gfx_init_plane_vertical::$3
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_vertical::by#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_vertical::bx#0 ← (number) 0
 Adding number conversion cast (unumber) $f in *((byte*) gfx_init_plane_vertical::gfxb#2) ← (number) $f
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_charset8::$0 ← (dword) PLANE_CHARSET8#0 / (number) $4000
 Adding number conversion cast (unumber) gfx_init_plane_charset8::$0 in (number~) gfx_init_plane_charset8::$0 ← (dword) PLANE_CHARSET8#0 / (unumber)(number) $4000
@@ -7157,9 +7127,6 @@ Adding number conversion cast (unumber) gfx_init_plane_charset8::$3 in (number~)
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_charset8::$4 ← (number) $4000 + (unumber~) gfx_init_plane_charset8::$3
 Adding number conversion cast (unumber) gfx_init_plane_charset8::$4 in (number~) gfx_init_plane_charset8::$4 ← (unumber)(number) $4000 + (unumber~) gfx_init_plane_charset8::$3
 Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::col#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::ch#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::cr#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::cp#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_charset8::c#0 ← (number) 0
 Adding number conversion cast (unumber) $80 in (number~) gfx_init_plane_charset8::$8 ← (byte) gfx_init_plane_charset8::bits#2 & (number) $80
 Adding number conversion cast (unumber) gfx_init_plane_charset8::$8 in (number~) gfx_init_plane_charset8::$8 ← (byte) gfx_init_plane_charset8::bits#2 & (unumber)(number) $80
@@ -7177,8 +7144,6 @@ Adding number conversion cast (unumber) $3fff in (number~) gfx_init_plane_fill::
 Adding number conversion cast (unumber) gfx_init_plane_fill::$5 in (number~) gfx_init_plane_fill::$5 ← (word~) gfx_init_plane_fill::$4 & (unumber)(number) $3fff
 Adding number conversion cast (unumber) $4000 in (number~) gfx_init_plane_fill::$6 ← (number) $4000 + (unumber~) gfx_init_plane_fill::$5
 Adding number conversion cast (unumber) gfx_init_plane_fill::$6 in (number~) gfx_init_plane_fill::$6 ← (unumber)(number) $4000 + (unumber~) gfx_init_plane_fill::$5
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_fill::by#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gfx_init_plane_fill::bx#0 ← (number) 0
 Adding number conversion cast (unumber) $10000 in (number~) form_mode::$10 ← (dword~) form_mode::$9 / (number) $10000
 Adding number conversion cast (unumber) form_mode::$10 in (number~) form_mode::$10 ← (dword~) form_mode::$9 / (unumber)(number) $10000
 Adding number conversion cast (unumber) $400 in (number~) form_mode::$12 ← (dword) DTV_COLOR_BANK_DEFAULT#0 / (number) $400
@@ -7203,7 +7168,6 @@ Adding number conversion cast (unumber) $400 in (number~) form_mode::$29 ← (un
 Adding number conversion cast (unumber) form_mode::$29 in (number~) form_mode::$29 ← (unumber~) form_mode::$28 / (unumber)(number) $400
 Adding number conversion cast (unumber) form_mode::$30 in (number~) form_mode::$30 ← (unumber~) form_mode::$26 | (unumber~) form_mode::$29
 Adding number conversion cast (unumber) 0 in *((byte*) DTV_PLANEA_START_HI#0) ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) form_mode::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) BGCOL#0) ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) BORDERCOL#0) ← (number) 0
 Adding number conversion cast (unumber) $ff in (bool~) form_mode::$35 ← *((byte*) RASTER#0) != (number) $ff
@@ -7212,7 +7176,6 @@ Adding number conversion cast (unumber) 0 in (byte) form_field_idx#4 ← (number
 Adding number conversion cast (snumber) $28 in (signed byte) FORM_CURSOR_BLINK#0 ← (number) $28
 Adding number conversion cast (snumber) 2 in (number~) $37 ← (signed byte) FORM_CURSOR_BLINK#0 / (number) 2
 Adding number conversion cast (snumber) $37 in (number~) $37 ← (signed byte) FORM_CURSOR_BLINK#0 / (snumber)(number) 2
-Adding number conversion cast (unumber) 0 in (byte) form_set_screen::y#0 ← (number) 0
 Adding number conversion cast (unumber) $28 in (byte*~) form_set_screen::$2 ← (byte*) form_set_screen::line#2 + (number) $28
 Adding number conversion cast (unumber) 0 in (byte) form_render_values::idx#0 ← (number) 0
 Adding number conversion cast (snumber) 0 in (bool~) form_control::$1 ← (signed byte) form_cursor_count#5 < (number) 0
@@ -7334,18 +7297,12 @@ Inlining cast (byte) KEY_MODIFIER_RSHIFT#0 ← (unumber)(number) 2
 Inlining cast (byte) KEY_MODIFIER_CTRL#0 ← (unumber)(number) 4
 Inlining cast (byte) KEY_MODIFIER_COMMODORE#0 ← (unumber)(number) 8
 Inlining cast (byte) keyboard_event_scan::keycode#0 ← (unumber)(number) 0
-Inlining cast (byte) keyboard_event_scan::row#0 ← (unumber)(number) 0
-Inlining cast (byte) keyboard_event_scan::col#0 ← (unumber)(number) 0
 Inlining cast (byte) keyboard_modifiers#1 ← (unumber)(number) 0
 Inlining cast (byte) keyboard_event_get::return#0 ← (unumber)(number) $ff
 Inlining cast (byte) bitmap_init::bits#0 ← (unumber)(number) $80
-Inlining cast (byte) bitmap_init::x#0 ← (unumber)(number) 0
 Inlining cast (byte) bitmap_init::bits#2 ← (unumber)(number) $80
 Inlining cast (byte*) bitmap_init::yoffs#0 ← (byte*)(number) 0
-Inlining cast (byte) bitmap_init::y#0 ← (unumber)(number) 0
 Inlining cast (unumber~) bitmap_init::$16 ← (unumber)(number~) bitmap_init::$13
-Inlining cast (byte) bitmap_clear::y#0 ← (unumber)(number) 0
-Inlining cast (byte) bitmap_clear::x#0 ← (unumber)(number) 0
 Inlining cast *((byte*) bitmap_clear::bitmap#2) ← (unumber)(number) 0
 Inlining cast (byte*) bitmap_plot::plotter#0 ← (byte*)(word~) bitmap_plot::$0
 Inlining cast (byte*) VIC_SCREEN0#0 ← (byte*)(number) $4000
@@ -7392,67 +7349,38 @@ Inlining cast (byte~) gfx_mode::$50 ← (byte)(unumber~) gfx_mode::$49
 Inlining cast (word~) gfx_mode::$53 ← (word)(byte*~) gfx_mode::$52
 Inlining cast (byte~) gfx_mode::$56 ← (byte)(unumber~) gfx_mode::$55
 Inlining cast (word~) gfx_mode::$58 ← (word)(byte*~) gfx_mode::$57
-Inlining cast (byte) gfx_mode::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_mode::cx#0 ← (unumber)(number) 0
 Inlining cast *((byte*) BORDERCOL#0) ← (unumber)(number) 0
-Inlining cast (byte) gfx_mode::i#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_mode::j#0 ← (unumber)(number) 0
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $32
-Inlining cast (byte) gfx_init_charset::c#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_charset::l#0 ← (unumber)(number) 0
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $37
-Inlining cast (byte) gfx_init_screen0::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen0::cx#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen1::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen1::cx#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen2::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen2::cx#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen3::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen3::cx#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen4::cy#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_screen4::cx#0 ← (unumber)(number) 0
 Inlining cast *((byte*) gfx_init_screen4::ch#2) ← (unumber)(number) 0
 Inlining cast (byte) gfx_init_vic_bitmap::lines_cnt#0 ← (unumber)(number) 9
 Inlining cast (byte) gfx_init_vic_bitmap::l#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_8bppchunky::$1 ← (byte)(unumber~) gfx_init_plane_8bppchunky::$0
 Inlining cast (byte*) gfx_init_plane_8bppchunky::gfxb#0 ← (byte*)(number) $4000
-Inlining cast (byte) gfx_init_plane_8bppchunky::y#0 ← (unumber)(number) 0
-Inlining cast (word) gfx_init_plane_8bppchunky::x#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_8bppchunky::$10 ← (byte)(word~) gfx_init_plane_8bppchunky::$9
 Inlining cast (byte*) gfx_init_plane_8bppchunky::gfxb#2 ← (byte*)(number) $4000
 Inlining cast (byte~) gfx_init_plane_8bppchunky::$4 ← (byte)(number~) gfx_init_plane_8bppchunky::$3
 Inlining cast (byte~) gfx_init_plane_horisontal::$1 ← (byte)(unumber~) gfx_init_plane_horisontal::$0
 Inlining cast (byte*) gfx_init_plane_horisontal::gfxa#0 ← (byte*)(unumber~) gfx_init_plane_horisontal::$4
-Inlining cast (byte) gfx_init_plane_horisontal::ay#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_horisontal::ax#0 ← (unumber)(number) 0
 Inlining cast *((byte*) gfx_init_plane_horisontal::gfxa#3) ← (unumber)(number) 0
 Inlining cast *((byte*) gfx_init_plane_horisontal::gfxa#4) ← (unumber)(number) $ff
 Inlining cast (byte~) gfx_init_plane_horisontal::$6 ← (byte)(number~) gfx_init_plane_horisontal::$5
 Inlining cast (byte~) gfx_init_plane_horisontal2::$1 ← (byte)(unumber~) gfx_init_plane_horisontal2::$0
 Inlining cast (byte*) gfx_init_plane_horisontal2::gfxa#0 ← (byte*)(unumber~) gfx_init_plane_horisontal2::$4
-Inlining cast (byte) gfx_init_plane_horisontal2::ay#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_horisontal2::ax#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_horisontal2::$6 ← (byte)(number~) gfx_init_plane_horisontal2::$5
 Inlining cast (byte~) gfx_init_plane_vertical::$1 ← (byte)(unumber~) gfx_init_plane_vertical::$0
 Inlining cast (byte*) gfx_init_plane_vertical::gfxb#0 ← (byte*)(unumber~) gfx_init_plane_vertical::$4
-Inlining cast (byte) gfx_init_plane_vertical::by#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_vertical::bx#0 ← (unumber)(number) 0
 Inlining cast *((byte*) gfx_init_plane_vertical::gfxb#2) ← (unumber)(number) $f
 Inlining cast (byte~) gfx_init_plane_vertical::$6 ← (byte)(number~) gfx_init_plane_vertical::$5
 Inlining cast (byte~) gfx_init_plane_charset8::$1 ← (byte)(unumber~) gfx_init_plane_charset8::$0
 Inlining cast (byte*) gfx_init_plane_charset8::gfxa#0 ← (byte*)(unumber~) gfx_init_plane_charset8::$4
 Inlining cast (byte) gfx_init_plane_charset8::col#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_charset8::ch#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_charset8::cr#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_charset8::cp#0 ← (unumber)(number) 0
 Inlining cast (byte) gfx_init_plane_charset8::c#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_charset8::$6 ← (byte)(number~) gfx_init_plane_charset8::$5
 Inlining cast (byte) gfx_init_plane_fill::fill#0 ← (unumber)(number) $1b
 Inlining cast (byte) gfx_init_plane_fill::fill#1 ← (unumber)(number) 0
 Inlining cast (byte) gfx_init_plane_fill::fill#2 ← (unumber)(number) $ff
 Inlining cast (byte*) gfx_init_plane_fill::gfxb#0 ← (byte*)(unumber~) gfx_init_plane_fill::$6
-Inlining cast (byte) gfx_init_plane_fill::by#0 ← (unumber)(number) 0
-Inlining cast (byte) gfx_init_plane_fill::bx#0 ← (unumber)(number) 0
 Inlining cast (byte~) gfx_init_plane_fill::$8 ← (byte)(number~) gfx_init_plane_fill::$7
 Inlining cast (dword~) form_mode::$9 ← (dword)(byte*) FORM_CHARSET#0
 Inlining cast (byte~) form_mode::$11 ← (byte)(unumber~) form_mode::$10
@@ -7466,12 +7394,10 @@ Inlining cast (word~) form_mode::$24 ← (word)(byte*) FORM_SCREEN#0
 Inlining cast (word~) form_mode::$27 ← (word)(byte*) FORM_CHARSET#0
 Inlining cast (byte~) form_mode::$31 ← (byte)(unumber~) form_mode::$30
 Inlining cast *((byte*) DTV_PLANEA_START_HI#0) ← (unumber)(number) 0
-Inlining cast (byte) form_mode::i#0 ← (unumber)(number) 0
 Inlining cast *((byte*) BGCOL#0) ← (unumber)(number) 0
 Inlining cast *((byte*) BORDERCOL#0) ← (unumber)(number) 0
 Inlining cast (byte) form_field_idx#4 ← (unumber)(number) 0
 Inlining cast (signed byte) FORM_CURSOR_BLINK#0 ← (snumber)(number) $28
-Inlining cast (byte) form_set_screen::y#0 ← (unumber)(number) 0
 Inlining cast (byte) form_render_values::idx#0 ← (unumber)(number) 0
 Inlining cast (byte) form_control::return#1 ← (unumber)(number) 0
 Inlining cast (byte) form_field_idx#8 ← (unumber)(number) 0
@@ -7587,8 +7513,6 @@ Simplifying constant integer cast 2
 Simplifying constant integer cast 4
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
 Simplifying constant integer cast 8
@@ -7604,13 +7528,11 @@ Simplifying constant integer cast 7
 Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $80
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f8
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant pointer cast (byte*) 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
@@ -7619,8 +7541,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_xlo#0 + (unumber)(number) 0)
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_xhi#0 + (byte) bitmap_plot::x#4)
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_xlo#0 + (byte) bitmap_plot::x#4)
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_yhi#0 + (byte) bitmap_plot::y#4)
@@ -8307,42 +8227,26 @@ Simplifying constant integer cast $40
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast 4
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $10
 Simplifying constant integer cast $10
 Simplifying constant integer cast $10
 Simplifying constant integer cast $10
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $32
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $37
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f
 Simplifying constant integer cast $10
 Simplifying constant integer cast $f
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f
 Simplifying constant integer cast $f
 Simplifying constant integer cast $10
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 3
 Simplifying constant integer cast $10
 Simplifying constant integer cast 3
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
@@ -8368,15 +8272,11 @@ Simplifying constant integer cast 1
 Simplifying constant integer cast 1
 Simplifying constant integer cast $4000
 Simplifying constant pointer cast (byte*) 16384
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $8000
 Simplifying constant pointer cast (byte*) 16384
 Simplifying constant integer cast $4000
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast $4000
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 4
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
@@ -8388,24 +8288,17 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $55
 Simplifying constant integer cast $aa
 Simplifying constant integer cast $ff
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 2
 Simplifying constant integer cast 3
 Simplifying constant integer cast $4000
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast $4000
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f
 Simplifying constant integer cast $4000
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast $4000
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
 Simplifying constant integer cast 2
@@ -8415,8 +8308,6 @@ Simplifying constant integer cast $ff
 Simplifying constant integer cast 4
 Simplifying constant integer cast $3fff
 Simplifying constant integer cast $4000
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $10000
 Simplifying constant integer cast $400
 Simplifying constant integer cast $400
@@ -8432,13 +8323,11 @@ Simplifying constant integer cast $400
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast $28
 Simplifying constant integer cast 2
-Simplifying constant integer cast 0
 Simplifying constant integer cast $28
 Simplifying constant integer cast *((byte[$19]) form_line_hi#0 + (byte) form_field_ptr::y#0)
 Simplifying constant integer cast *((byte[$19]) form_line_lo#0 + (byte) form_field_ptr::y#0)
@@ -8496,8 +8385,6 @@ Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
@@ -8513,20 +8400,16 @@ Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f8
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
@@ -8652,54 +8535,34 @@ Finalized unsigned number type (byte) $40
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) $32
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $37
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $f
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $10
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 9
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (word) $4000
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $8000
 Finalized unsigned number type (word) $4000
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (word) $4000
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
@@ -8707,24 +8570,17 @@ Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (word) $4000
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (word) $4000
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (word) $4000
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (word) $4000
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (word) $4000
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (word) $4000
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
@@ -8734,8 +8590,6 @@ Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (word) $3fff
 Finalized unsigned number type (word) $4000
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (dword) $10000
 Finalized unsigned number type (word) $400
 Finalized unsigned number type (word) $400
@@ -8751,13 +8605,11 @@ Finalized unsigned number type (word) $400
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized signed number type (signed byte) $28
 Finalized signed number type (signed byte) 2
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) 0
 Finalized signed number type (signed byte) 0
@@ -10831,7 +10683,7 @@ Constant inlined gfx_init_plane_charset8::chargen#0 = (const byte*) CHARGEN#0
 Constant inlined gfx_init_screen2::cx#0 = (byte) 0
 Constant inlined gfx_init_plane_fill::fill#1 = (byte) 0
 Constant inlined gfx_init_plane_fill::fill#2 = (byte) $ff
-Constant inlined gfx_init_plane_8bppchunky::x#0 = (byte) 0
+Constant inlined gfx_init_plane_8bppchunky::x#0 = (word) 0
 Constant inlined gfx_init_screen2::cy#0 = (byte) 0
 Constant inlined keyboard_event_scan::keycode#0 = (byte) 0
 Constant inlined gfx_init_vic_bitmap::l#0 = (byte) 0
@@ -13188,7 +13040,7 @@ gfx_init_plane_8bppchunky::@1: scope:[gfx_init_plane_8bppchunky]  from gfx_init_
   to:gfx_init_plane_8bppchunky::@2
 gfx_init_plane_8bppchunky::@2: scope:[gfx_init_plane_8bppchunky]  from gfx_init_plane_8bppchunky::@1 gfx_init_plane_8bppchunky::@3
   [581] (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#4 ← phi( gfx_init_plane_8bppchunky::@1/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 gfx_init_plane_8bppchunky::@3/(byte) gfx_init_plane_8bppchunky::gfxbCpuBank#8 )
-  [581] (word) gfx_init_plane_8bppchunky::x#2 ← phi( gfx_init_plane_8bppchunky::@1/(byte) 0 gfx_init_plane_8bppchunky::@3/(word) gfx_init_plane_8bppchunky::x#1 )
+  [581] (word) gfx_init_plane_8bppchunky::x#2 ← phi( gfx_init_plane_8bppchunky::@1/(word) 0 gfx_init_plane_8bppchunky::@3/(word) gfx_init_plane_8bppchunky::x#1 )
   [581] (byte*) gfx_init_plane_8bppchunky::gfxb#3 ← phi( gfx_init_plane_8bppchunky::@1/(byte*) gfx_init_plane_8bppchunky::gfxb#5 gfx_init_plane_8bppchunky::@3/(byte*) gfx_init_plane_8bppchunky::gfxb#1 )
   [582] if((byte*) gfx_init_plane_8bppchunky::gfxb#3!=(word) $8000) goto gfx_init_plane_8bppchunky::@3
   to:gfx_init_plane_8bppchunky::@4
@@ -19500,10 +19352,10 @@ gfx_init_plane_8bppchunky: {
   //SEG1203 [581] phi from gfx_init_plane_8bppchunky::@1 to gfx_init_plane_8bppchunky::@2 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2]
   b2_from_b1:
   //SEG1204 [581] phi (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#4 = (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#0] -- register_copy 
-  //SEG1205 [581] phi (word) gfx_init_plane_8bppchunky::x#2 = (byte) 0 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#1] -- vwuz1=vbuc1 
-    lda #0
+  //SEG1205 [581] phi (word) gfx_init_plane_8bppchunky::x#2 = (word) 0 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#1] -- vwuz1=vwuc1 
+    lda #<0
     sta x
-    lda #0
+    lda #>0
     sta x+1
   //SEG1206 [581] phi (byte*) gfx_init_plane_8bppchunky::gfxb#3 = (byte*) gfx_init_plane_8bppchunky::gfxb#5 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#2] -- register_copy 
     jmp b2
@@ -26442,10 +26294,10 @@ gfx_init_plane_8bppchunky: {
   //SEG1203 [581] phi from gfx_init_plane_8bppchunky::@1 to gfx_init_plane_8bppchunky::@2 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2]
   b2_from_b1:
   //SEG1204 [581] phi (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#4 = (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#0] -- register_copy 
-  //SEG1205 [581] phi (word) gfx_init_plane_8bppchunky::x#2 = (byte) 0 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#1] -- vwuz1=vbuc1 
-    lda #0
+  //SEG1205 [581] phi (word) gfx_init_plane_8bppchunky::x#2 = (word) 0 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#1] -- vwuz1=vwuc1 
+    lda #<0
     sta x
-    lda #0
+    lda #>0
     sta x+1
   //SEG1206 [581] phi (byte*) gfx_init_plane_8bppchunky::gfxb#3 = (byte*) gfx_init_plane_8bppchunky::gfxb#5 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#2] -- register_copy 
     jmp b2
@@ -28256,7 +28108,7 @@ Removing instruction ldy form_field_ptr.x
 Removing instruction ldy form_field_ptr.x
 Replacing instruction ldy #0 with TAY
 Removing instruction lda #0
-Removing instruction lda #0
+Removing instruction lda #>0
 Removing instruction ldy l
 Removing instruction ldy l
 Removing instruction ldy l
@@ -33650,8 +33502,8 @@ gfx_init_plane_8bppchunky: {
   b1:
   //SEG1203 [581] phi from gfx_init_plane_8bppchunky::@1 to gfx_init_plane_8bppchunky::@2 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2]
   //SEG1204 [581] phi (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#4 = (byte) gfx_init_plane_8bppchunky::gfxbCpuBank#7 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#0] -- register_copy 
-  //SEG1205 [581] phi (word) gfx_init_plane_8bppchunky::x#2 = (byte) 0 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#1] -- vwuz1=vbuc1 
-    lda #0
+  //SEG1205 [581] phi (word) gfx_init_plane_8bppchunky::x#2 = (word) 0 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#1] -- vwuz1=vwuc1 
+    lda #<0
     sta x
     sta x+1
   //SEG1206 [581] phi (byte*) gfx_init_plane_8bppchunky::gfxb#3 = (byte*) gfx_init_plane_8bppchunky::gfxb#5 [phi:gfx_init_plane_8bppchunky::@1->gfx_init_plane_8bppchunky::@2#2] -- register_copy 

src/test/ref/c64dtv-gfxmodes.asm

@@ -316,7 +316,7 @@ mode_8bppchunkybmm: {
     lda #>$4000
     sta gfxb+1
   b3:
-    lda #0
+    lda #<0
     sta x
     sta x+1
   b4:

src/test/ref/c64dtv-gfxmodes.cfg

@@ -241,7 +241,7 @@ mode_8bppchunkybmm::@3: scope:[mode_8bppchunkybmm]  from mode_8bppchunkybmm::@2
   to:mode_8bppchunkybmm::@4
 mode_8bppchunkybmm::@4: scope:[mode_8bppchunkybmm]  from mode_8bppchunkybmm::@3 mode_8bppchunkybmm::@5
   [136] (byte) mode_8bppchunkybmm::gfxbCpuBank#4 ← phi( mode_8bppchunkybmm::@3/(byte) mode_8bppchunkybmm::gfxbCpuBank#7 mode_8bppchunkybmm::@5/(byte) mode_8bppchunkybmm::gfxbCpuBank#8 )
-  [136] (word) mode_8bppchunkybmm::x#2 ← phi( mode_8bppchunkybmm::@3/(byte) 0 mode_8bppchunkybmm::@5/(word) mode_8bppchunkybmm::x#1 )
+  [136] (word) mode_8bppchunkybmm::x#2 ← phi( mode_8bppchunkybmm::@3/(word) 0 mode_8bppchunkybmm::@5/(word) mode_8bppchunkybmm::x#1 )
   [136] (byte*) mode_8bppchunkybmm::gfxb#3 ← phi( mode_8bppchunkybmm::@3/(byte*) mode_8bppchunkybmm::gfxb#5 mode_8bppchunkybmm::@5/(byte*) mode_8bppchunkybmm::gfxb#1 )
   [137] if((byte*) mode_8bppchunkybmm::gfxb#3!=(word) $8000) goto mode_8bppchunkybmm::@5
   to:mode_8bppchunkybmm::@6

src/test/ref/cast-deref.log

@@ -8,7 +8,7 @@ CONTROL FLOW GRAPH SSA
 main: scope:[main]  from @1
   (signed byte[]) main::sbs#0 ← { (number) -1, (number) -2, (number) -3, (number) -4 }
   (byte*) main::SCREEN#0 ← ((byte*)) (number) $400
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -47,12 +47,9 @@ SYMBOL TABLE SSA
 (signed byte[]) main::sbs
 (signed byte[]) main::sbs#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
-Successful SSA optimization PassNAddNumberTypeConversions
 Adding number conversion cast (signed byte) to elements in (signed byte[]) main::sbs#0 ← { (signed byte)(number) -1, (signed byte)(number) -2, (signed byte)(number) -3, (signed byte)(number) -4 }
 Successful SSA optimization PassNAddArrayNumberTypeConversions
 Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (byte~) main::$0 ← (byte)*((signed byte[]) main::sbs#0 + (byte) main::i#2)
 Successful SSA optimization Pass2InlineCast
 Simplifying constant integer cast -1
@@ -60,10 +57,7 @@ Simplifying constant integer cast -2
 Simplifying constant integer cast -3
 Simplifying constant integer cast -4
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
-Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$1 [8] if((byte) main::i#1!=rangelast(0,3)) goto main::@1
 Successful SSA optimization Pass2ConditionalJumpSimplification
 Constant right-side identified [0] (signed byte[]) main::sbs#0 ← { (signed byte) -1, (signed byte) -2, (signed byte) -3, (signed byte) -4 }

src/test/ref/casting.log

@@ -22,7 +22,7 @@ main: scope:[main]  from @2
   (byte*) SCREEN4#5 ← phi( @2/(byte*) SCREEN4#6 )
   (byte*) SCREEN3#5 ← phi( @2/(byte*) SCREEN3#6 )
   (byte*) SCREEN2#2 ← phi( @2/(byte*) SCREEN2#3 )
-  (byte) main::b#0 ← (number) 0
+  (byte) main::b#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte*) SCREEN4#4 ← phi( main/(byte*) SCREEN4#5 main::@1/(byte*) SCREEN4#4 )
@@ -54,7 +54,7 @@ main::@return: scope:[main]  from main::@3
 w: scope:[w]  from main::@2
   (byte*) SCREEN4#2 ← phi( main::@2/(byte*) SCREEN4#3 )
   (byte*) SCREEN3#2 ← phi( main::@2/(byte*) SCREEN3#3 )
-  (byte) w::i#0 ← (number) 0
+  (byte) w::i#0 ← (byte) 0
   to:w::@1
 w::@1: scope:[w]  from w w::@1
   (byte*) SCREEN4#1 ← phi( w/(byte*) SCREEN4#2 w::@1/(byte*) SCREEN4#1 )
@@ -163,10 +163,8 @@ SYMBOL TABLE SSA
 Adding number conversion cast (unumber) $0 in (byte*~) $1 ← (byte*) SCREEN#0 + (number~) $0
 Adding number conversion cast (unumber) $2 in (byte*~) $3 ← (byte*) SCREEN#0 + (number~) $2
 Adding number conversion cast (unumber) $4 in (byte*~) $5 ← (byte*) SCREEN#0 + (number~) $4
-Adding number conversion cast (unumber) 0 in (byte) main::b#0 ← (number) 0
 Adding number conversion cast (unumber) $c8 in (number~) main::$1 ← (number) $c8 - (byte) main::b#2
 Adding number conversion cast (unumber) main::$1 in (number~) main::$1 ← (unumber)(number) $c8 - (byte) main::b#2
-Adding number conversion cast (unumber) 0 in (byte) w::i#0 ← (number) 0
 Adding number conversion cast (unumber) $514 in (word) w::w1#0 ← (number) $514
 Adding number conversion cast (unumber) $4e2 in (word) w::w2#0 ← (number) $4e2
 Adding number conversion cast (unumber) w::$2 in (number~) w::$3 ← (number~) w::$2 + (byte) w::i#2
@@ -176,25 +174,19 @@ Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (unumber~) $6 ← (unumber)(number~) $0
 Inlining cast (unumber~) $7 ← (unumber)(number~) $2
 Inlining cast (unumber~) $8 ← (unumber)(number~) $4
-Inlining cast (byte) main::b#0 ← (unumber)(number) 0
 Inlining cast (signed byte~) main::$2 ← (signed byte)(byte) main::b#2
 Inlining cast (byte~) main::$4 ← (byte)(signed byte) main::sb#0
-Inlining cast (byte) w::i#0 ← (unumber)(number) 0
 Inlining cast (word) w::w1#0 ← (unumber)(number) $514
 Inlining cast (word) w::w2#0 ← (unumber)(number) $4e2
 Inlining cast (byte~) w::$1 ← (byte)(word~) w::$0
 Inlining cast (unumber~) w::$5 ← (unumber)(number~) w::$2
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast $c8
-Simplifying constant integer cast 0
 Simplifying constant integer cast $514
 Simplifying constant integer cast $4e2
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $c8
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $514
 Finalized unsigned number type (word) $4e2
 Successful SSA optimization PassNFinalizeNumberTypeConversions

src/test/ref/chargen.log

@@ -17,14 +17,14 @@ main: scope:[main]  from @1
   (byte*) main::CHAR_A#0 ← (byte*~) main::$0
   *((byte*) PROCPORT#0) ← (number) $32
   (byte*) main::sc#0 ← (byte*) SCREEN#0
-  (byte) main::y#0 ← (number) 0
+  (byte) main::y#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@5
   (byte*) main::sc#7 ← phi( main/(byte*) main::sc#0 main::@5/(byte*) main::sc#2 )
   (byte) main::y#2 ← phi( main/(byte) main::y#0 main::@5/(byte) main::y#1 )
   (byte*) main::CHAR_A#1 ← phi( main/(byte*) main::CHAR_A#0 main::@5/(byte*) main::CHAR_A#2 )
   (byte) main::bits#0 ← *((byte*) main::CHAR_A#1 + (byte) main::y#2)
-  (byte) main::x#0 ← (number) 0
+  (byte) main::x#0 ← (byte) 0
   to:main::@2
 main::@2: scope:[main]  from main::@1 main::@3
   (byte*) main::CHAR_A#4 ← phi( main::@1/(byte*) main::CHAR_A#1 main::@3/(byte*) main::CHAR_A#3 )
@@ -155,8 +155,6 @@ SYMBOL TABLE SSA
 
 Adding number conversion cast (unumber) 8 in (byte*~) main::$0 ← (byte*) CHARGEN#0 + (number) 8
 Adding number conversion cast (unumber) $32 in *((byte*) PROCPORT#0) ← (number) $32
-Adding number conversion cast (unumber) 0 in (byte) main::y#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) main::x#0 ← (number) 0
 Adding number conversion cast (unumber) $80 in (number~) main::$1 ← (byte) main::bits#2 & (number) $80
 Adding number conversion cast (unumber) main::$1 in (number~) main::$1 ← (byte) main::bits#2 & (unumber)(number) $80
 Adding number conversion cast (unumber) 0 in (bool~) main::$2 ← (unumber~) main::$1 != (number) 0
@@ -169,8 +167,6 @@ Inlining cast (byte*) PROCPORT#0 ← (byte*)(number) 1
 Inlining cast (byte*) CHARGEN#0 ← (byte*)(number) $d000
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $32
-Inlining cast (byte) main::y#0 ← (unumber)(number) 0
-Inlining cast (byte) main::x#0 ← (unumber)(number) 0
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $37
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1
@@ -178,8 +174,6 @@ Simplifying constant pointer cast (byte*) 53248
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 8
 Simplifying constant integer cast $32
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
 Simplifying constant integer cast 2
@@ -188,8 +182,6 @@ Simplifying constant integer cast $37
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) $32
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2

src/test/ref/chessboard.log

@@ -9,14 +9,14 @@ main: scope:[main]  from @1
   (byte*) main::screen#0 ← ((byte*)) (number) $400
   (byte*) main::colors#0 ← ((byte*)) (number) $d800
   (byte) main::color#0 ← (number) 1
-  (byte) main::row#0 ← (number) 0
+  (byte) main::row#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@3
   (byte) main::row#4 ← phi( main/(byte) main::row#0 main::@3/(byte) main::row#1 )
   (byte*) main::colors#4 ← phi( main/(byte*) main::colors#0 main::@3/(byte*) main::colors#1 )
   (byte) main::color#5 ← phi( main/(byte) main::color#0 main::@3/(byte) main::color#2 )
   (byte*) main::screen#4 ← phi( main/(byte*) main::screen#0 main::@3/(byte*) main::screen#1 )
-  (byte) main::column#0 ← (number) 0
+  (byte) main::column#0 ← (byte) 0
   to:main::@2
 main::@2: scope:[main]  from main::@1 main::@2
   (byte) main::row#3 ← phi( main::@1/(byte) main::row#4 main::@2/(byte) main::row#3 )
@@ -104,8 +104,6 @@ SYMBOL TABLE SSA
 (byte*) main::screen#4
 
 Adding number conversion cast (unumber) 1 in (byte) main::color#0 ← (number) 1
-Adding number conversion cast (unumber) 0 in (byte) main::row#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) main::column#0 ← (number) 0
 Adding number conversion cast (unumber) $a0 in *((byte*) main::screen#2 + (byte) main::column#2) ← (number) $a0
 Adding number conversion cast (unumber) 1 in (number~) main::$0 ← (byte) main::color#3 ^ (number) 1
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (byte) main::color#3 ^ (unumber)(number) 1
@@ -117,15 +115,11 @@ Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
 Inlining cast (byte*) main::colors#0 ← (byte*)(number) $d800
 Inlining cast (byte) main::color#0 ← (unumber)(number) 1
-Inlining cast (byte) main::row#0 ← (unumber)(number) 0
-Inlining cast (byte) main::column#0 ← (unumber)(number) 0
 Inlining cast *((byte*) main::screen#2 + (byte) main::column#2) ← (unumber)(number) $a0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant pointer cast (byte*) 55296
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 1
@@ -133,8 +127,6 @@ Simplifying constant integer cast $28
 Simplifying constant integer cast $28
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1

src/test/ref/complex/tetris/test-sprites.log

@@ -153,7 +153,7 @@ sprites_init: scope:[sprites_init]  from main::@4
   (number~) sprites_init::$0 ← (number) $f * (number) 8
   (number~) sprites_init::$1 ← (number) $18 + (number~) sprites_init::$0
   (byte) sprites_init::xpos#0 ← (number~) sprites_init::$1
-  (byte) sprites_init::s#0 ← (number) 0
+  (byte) sprites_init::s#0 ← (byte) 0
   to:sprites_init::@1
 sprites_init::@1: scope:[sprites_init]  from sprites_init sprites_init::@1
   (byte) sprites_init::xpos#2 ← phi( sprites_init/(byte) sprites_init::xpos#0 sprites_init::@1/(byte) sprites_init::xpos#1 )
@@ -455,7 +455,7 @@ main::@6: scope:[main]  from main::@4
   *((byte*) SPRITES_ENABLE#0) ← (number) $ff
   (byte) main::xpos#0 ← (number) $18
   (byte) main::ypos#0 ← (number) $32
-  (byte) main::s#0 ← (number) 4
+  (byte) main::s#0 ← (byte) 4
   to:main::@1
 main::@1: scope:[main]  from main::@5 main::@6
   (byte) sin_idx#22 ← phi( main::@5/(byte) sin_idx#19 main::@6/(byte) sin_idx#23 )
@@ -535,7 +535,7 @@ loop::@4: scope:[loop]  from loop::@1 loop::@4
 loop::@5: scope:[loop]  from loop::@4
   (byte) sin_idx#8 ← phi( loop::@4/(byte) sin_idx#13 )
   (byte) loop::idx#0 ← (byte) sin_idx#8
-  (byte) loop::s#0 ← (number) 4
+  (byte) loop::s#0 ← (byte) 4
   to:loop::@6
 loop::@6: scope:[loop]  from loop::@5 loop::@6
   (byte) sin_idx#14 ← phi( loop::@5/(byte) sin_idx#8 loop::@6/(byte) sin_idx#14 )
@@ -1014,7 +1014,6 @@ Adding number conversion cast (unumber) 0 in (byte) render_screen_showing#0 ←
 Adding number conversion cast (unumber) $f in *((byte*) SPRITES_ENABLE#0) ← (number) $f
 Adding number conversion cast (unumber) 0 in *((byte*) SPRITES_MC#0) ← (number) 0
 Adding number conversion cast (unumber) sprites_init::$1 in (byte) sprites_init::xpos#0 ← (number~) sprites_init::$1
-Adding number conversion cast (unumber) 0 in (byte) sprites_init::s#0 ← (number) 0
 Adding number conversion cast (unumber) 2 in (number~) sprites_init::$2 ← (byte) sprites_init::s#2 * (number) 2
 Adding number conversion cast (unumber) sprites_init::$2 in (number~) sprites_init::$2 ← (byte) sprites_init::s#2 * (unumber)(number) 2
 Adding number conversion cast (unumber) $18 in (number~) sprites_init::$3 ← (byte) sprites_init::xpos#2 + (number) $18
@@ -1075,7 +1074,6 @@ Adding number conversion cast (unumber) main::toD0181_$8#0 in (number~) main::to
 Adding number conversion cast (unumber) $ff in *((byte*) SPRITES_ENABLE#0) ← (number) $ff
 Adding number conversion cast (unumber) $18 in (byte) main::xpos#0 ← (number) $18
 Adding number conversion cast (unumber) $32 in (byte) main::ypos#0 ← (number) $32
-Adding number conversion cast (unumber) 4 in (byte) main::s#0 ← (number) 4
 Adding number conversion cast (unumber) 2 in (number~) main::$5 ← (byte) main::s#2 * (number) 2
 Adding number conversion cast (unumber) main::$5 in (number~) main::$5 ← (byte) main::s#2 * (unumber)(number) 2
 Adding number conversion cast (unumber) 3 in (number~) main::$6 ← (byte) main::s#2 - (number) 3
@@ -1085,7 +1083,6 @@ Adding number conversion cast (unumber) main::toSpritePtr2_$1#0 in (number~) mai
 Adding number conversion cast (unumber) $18 in (byte) main::xpos#1 ← (byte) main::xpos#3 + (number) $18
 Adding number conversion cast (unumber) $18 in (byte) main::ypos#1 ← (byte) main::ypos#3 + (number) $18
 Adding number conversion cast (unumber) $ff in (bool~) loop::$0 ← *((byte*) RASTER#0) != (number) $ff
-Adding number conversion cast (unumber) 4 in (byte) loop::s#0 ← (number) 4
 Adding number conversion cast (unumber) 2 in (number~) loop::$1 ← (byte) loop::s#2 * (number) 2
 Adding number conversion cast (unumber) loop::$1 in (number~) loop::$1 ← (byte) loop::s#2 * (unumber)(number) 2
 Adding number conversion cast (unumber) $a in (byte) loop::idx#1 ← (byte) loop::idx#2 + (number) $a
@@ -1122,7 +1119,6 @@ Inlining cast (byte) render_screen_showing#0 ← (unumber)(number) 0
 Inlining cast *((byte*) SPRITES_ENABLE#0) ← (unumber)(number) $f
 Inlining cast *((byte*) SPRITES_MC#0) ← (unumber)(number) 0
 Inlining cast (byte) sprites_init::xpos#0 ← (unumber)(number~) sprites_init::$1
-Inlining cast (byte) sprites_init::s#0 ← (unumber)(number) 0
 Inlining cast (byte) SPRITES_FIRST_YPOS#0 ← (unumber)(number) $31
 Inlining cast (word~) toSpritePtr1_$0#0 ← (word)(byte*) toSpritePtr1_sprite#1
 Inlining cast (byte~) toSpritePtr1_$2#0 ← (byte)(unumber~) toSpritePtr1_$1#0
@@ -1140,10 +1136,8 @@ Inlining cast (word~) main::toD0181_$4#0 ← (word)(byte*) main::toD0181_gfx#1
 Inlining cast *((byte*) SPRITES_ENABLE#0) ← (unumber)(number) $ff
 Inlining cast (byte) main::xpos#0 ← (unumber)(number) $18
 Inlining cast (byte) main::ypos#0 ← (unumber)(number) $32
-Inlining cast (byte) main::s#0 ← (unumber)(number) 4
 Inlining cast (word~) main::toSpritePtr2_$0#0 ← (word)(byte*) main::toSpritePtr2_sprite#1
 Inlining cast (byte~) main::toSpritePtr2_$2#0 ← (byte)(unumber~) main::toSpritePtr2_$1#0
-Inlining cast (byte) loop::s#0 ← (unumber)(number) 4
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 0
 Simplifying constant integer cast 7
@@ -1176,7 +1170,6 @@ Simplifying constant pointer cast (byte*) 10240
 Simplifying constant integer cast 0
 Simplifying constant integer cast $f
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 2
 Simplifying constant integer cast $18
 Simplifying constant integer cast $31
@@ -1223,14 +1216,12 @@ Simplifying constant integer cast $f
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $18
 Simplifying constant integer cast $32
-Simplifying constant integer cast 4
 Simplifying constant integer cast 2
 Simplifying constant integer cast 3
 Simplifying constant integer cast $40
 Simplifying constant integer cast $18
 Simplifying constant integer cast $18
 Simplifying constant integer cast $ff
-Simplifying constant integer cast 4
 Simplifying constant integer cast 2
 Simplifying constant integer cast $a
 Successful SSA optimization PassNCastSimplification
@@ -1243,7 +1234,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) $18
 Finalized unsigned number type (byte) $31
@@ -1288,14 +1278,12 @@ Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) $18
 Finalized unsigned number type (byte) $32
-Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) $18
 Finalized unsigned number type (byte) $18
 Finalized unsigned number type (byte) $ff
-Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) $a
 Successful SSA optimization PassNFinalizeNumberTypeConversions

src/test/ref/complex/tetris/tetris.log

@@ -296,7 +296,7 @@ keyboard_matrix_read::@return: scope:[keyboard_matrix_read]  from keyboard_matri
 keyboard_event_scan: scope:[keyboard_event_scan]  from main::@35
   (byte) keyboard_events_size#53 ← phi( main::@35/(byte) keyboard_events_size#26 )
   (byte) keyboard_event_scan::keycode#0 ← (number) 0
-  (byte) keyboard_event_scan::row#0 ← (number) 0
+  (byte) keyboard_event_scan::row#0 ← (byte) 0
   to:keyboard_event_scan::@8
 keyboard_event_scan::@8: scope:[keyboard_event_scan]  from keyboard_event_scan keyboard_event_scan::@10
   (byte) keyboard_events_size#46 ← phi( keyboard_event_scan/(byte) keyboard_events_size#53 keyboard_event_scan::@10/(byte) keyboard_events_size#54 )
@@ -321,7 +321,7 @@ keyboard_event_scan::@9: scope:[keyboard_event_scan]  from keyboard_event_scan::
   (byte) keyboard_event_scan::keycode#12 ← phi( keyboard_event_scan::@25/(byte) keyboard_event_scan::keycode#7 )
   (byte) keyboard_event_scan::row#9 ← phi( keyboard_event_scan::@25/(byte) keyboard_event_scan::row#3 )
   (byte) keyboard_event_scan::row_scan#5 ← phi( keyboard_event_scan::@25/(byte) keyboard_event_scan::row_scan#0 )
-  (byte) keyboard_event_scan::col#0 ← (number) 0
+  (byte) keyboard_event_scan::col#0 ← (byte) 0
   to:keyboard_event_scan::@11
 keyboard_event_scan::@21: scope:[keyboard_event_scan]  from keyboard_event_scan::@25
   (byte) keyboard_events_size#61 ← phi( keyboard_event_scan::@25/(byte) keyboard_events_size#37 )
@@ -652,7 +652,7 @@ render_init::@5: scope:[render_init]  from render_init::@4
   (byte*~) render_init::$11 ← (byte*~) render_init::$10 + (number) $10
   (byte*) render_init::li_2#0 ← (byte*~) render_init::$11
   (number~) render_init::$12 ← (byte) PLAYFIELD_LINES#0 - (number) 1
-  (byte) render_init::i#0 ← (number) 0
+  (byte) render_init::i#0 ← (byte) 0
   to:render_init::@1
 render_init::@1: scope:[render_init]  from render_init::@1 render_init::@5
   (byte*) render_init::li_2#2 ← phi( render_init::@1/(byte*) render_init::li_2#1 render_init::@5/(byte*) render_init::li_2#0 )
@@ -932,7 +932,7 @@ render_screen_original: scope:[render_screen_original]  from render_init::@3 ren
   (byte*~) render_screen_original::$3 ← (byte*) PLAYFIELD_COLORS_ORIGINAL#0 + (number~) render_screen_original::$2
   (byte*) render_screen_original::ocols#0 ← (byte*~) render_screen_original::$3
   (byte*) render_screen_original::cols#0 ← (byte*) COLS#0
-  (byte) render_screen_original::y#0 ← (number) 0
+  (byte) render_screen_original::y#0 ← (byte) 0
   to:render_screen_original::@1
 render_screen_original::@1: scope:[render_screen_original]  from render_screen_original render_screen_original::@7
   (byte) render_screen_original::y#6 ← phi( render_screen_original/(byte) render_screen_original::y#0 render_screen_original::@7/(byte) render_screen_original::y#1 )
@@ -1007,7 +1007,7 @@ render_playfield: scope:[render_playfield]  from main::@23 main::@31
   (number~) render_playfield::$0 ← (byte) PLAYFIELD_COLS#0 * (number) 2
   (byte) render_playfield::i#0 ← (number~) render_playfield::$0
   (number~) render_playfield::$1 ← (byte) PLAYFIELD_LINES#0 - (number) 1
-  (byte) render_playfield::l#0 ← (number) 2
+  (byte) render_playfield::l#0 ← (byte) 2
   to:render_playfield::@1
 render_playfield::@1: scope:[render_playfield]  from render_playfield render_playfield::@3
   (byte) render_playfield::i#3 ← phi( render_playfield/(byte) render_playfield::i#0 render_playfield::@3/(byte) render_playfield::i#4 )
@@ -1017,7 +1017,7 @@ render_playfield::@1: scope:[render_playfield]  from render_playfield render_pla
   (byte~) render_playfield::$6 ← (byte~) render_playfield::$2 * (const byte) SIZEOF_POINTER
   (byte*) render_playfield::screen_line#0 ← *((byte*[PLAYFIELD_LINES#0]) screen_lines_1#0 + (byte~) render_playfield::$6)
   (number~) render_playfield::$3 ← (byte) PLAYFIELD_COLS#0 - (number) 1
-  (byte) render_playfield::c#0 ← (number) 0
+  (byte) render_playfield::c#0 ← (byte) 0
   to:render_playfield::@2
 render_playfield::@2: scope:[render_playfield]  from render_playfield::@1 render_playfield::@2
   (byte) render_screen_render#32 ← phi( render_playfield::@1/(byte) render_screen_render#13 render_playfield::@2/(byte) render_screen_render#32 )
@@ -1051,7 +1051,7 @@ render_moving: scope:[render_moving]  from main::@32 main::@39
   (byte) current_ypos#13 ← phi( main::@32/(byte) current_ypos#30 main::@39/(byte) current_ypos#31 )
   (byte) render_moving::i#0 ← (number) 0
   (byte) render_moving::ypos#0 ← (byte) current_ypos#13
-  (byte) render_moving::l#0 ← (number) 0
+  (byte) render_moving::l#0 ← (byte) 0
   to:render_moving::@1
 render_moving::@1: scope:[render_moving]  from render_moving render_moving::@3
   (byte) current_piece_char#52 ← phi( render_moving/(byte) current_piece_char#68 render_moving::@3/(byte) current_piece_char#69 )
@@ -1076,7 +1076,7 @@ render_moving::@2: scope:[render_moving]  from render_moving::@1
   (byte~) render_moving::$6 ← (byte~) render_moving::$1 * (const byte) SIZEOF_POINTER
   (byte*) render_moving::screen_line#0 ← *((byte*[PLAYFIELD_LINES#0]) screen_lines_1#0 + (byte~) render_moving::$6)
   (byte) render_moving::xpos#0 ← (byte) current_xpos#16
-  (byte) render_moving::c#0 ← (number) 0
+  (byte) render_moving::c#0 ← (byte) 0
   to:render_moving::@4
 render_moving::@8: scope:[render_moving]  from render_moving::@1
   (byte) current_piece_char#85 ← phi( render_moving::@1/(byte) current_piece_char#52 )
@@ -1179,14 +1179,14 @@ render_next::@2: scope:[render_next]  from render_next::@1 render_next::@3
   (byte~) render_next::$9 ← (byte) next_piece_idx#12 * (const byte) SIZEOF_WORD
   (byte*) render_next::next_piece_gfx#0 ← ((byte*)) *((word[]) PIECES#0 + (byte~) render_next::$9)
   (byte) render_next::next_piece_char#0 ← *((byte[]) PIECES_NEXT_CHARS#0 + (byte) next_piece_idx#12)
-  (byte) render_next::l#0 ← (number) 0
+  (byte) render_next::l#0 ← (byte) 0
   to:render_next::@5
 render_next::@5: scope:[render_next]  from render_next::@11 render_next::@2
   (byte) render_next::l#7 ← phi( render_next::@11/(byte) render_next::l#1 render_next::@2/(byte) render_next::l#0 )
   (byte*) render_next::screen_next_area#10 ← phi( render_next::@11/(byte*) render_next::screen_next_area#4 render_next::@2/(byte*) render_next::screen_next_area#11 )
   (byte) render_next::next_piece_char#3 ← phi( render_next::@11/(byte) render_next::next_piece_char#5 render_next::@2/(byte) render_next::next_piece_char#0 )
   (byte*) render_next::next_piece_gfx#3 ← phi( render_next::@11/(byte*) render_next::next_piece_gfx#5 render_next::@2/(byte*) render_next::next_piece_gfx#0 )
-  (byte) render_next::c#0 ← (number) 0
+  (byte) render_next::c#0 ← (byte) 0
   to:render_next::@6
 render_next::@6: scope:[render_next]  from render_next::@5 render_next::@8
   (byte) render_next::l#6 ← phi( render_next::@5/(byte) render_next::l#7 render_next::@8/(byte) render_next::l#3 )
@@ -1278,7 +1278,7 @@ sprites_init: scope:[sprites_init]  from main::@26
   (number~) sprites_init::$0 ← (number) $f * (number) 8
   (number~) sprites_init::$1 ← (number) $18 + (number~) sprites_init::$0
   (byte) sprites_init::xpos#0 ← (number~) sprites_init::$1
-  (byte) sprites_init::s#0 ← (number) 0
+  (byte) sprites_init::s#0 ← (byte) 0
   to:sprites_init::@1
 sprites_init::@1: scope:[sprites_init]  from sprites_init sprites_init::@1
   (byte) sprites_init::xpos#2 ← phi( sprites_init/(byte) sprites_init::xpos#0 sprites_init::@1/(byte) sprites_init::xpos#1 )
@@ -1618,7 +1618,7 @@ play_init: scope:[play_init]  from main::@28
   (byte) play_init::idx#0 ← (number) 0
   (byte*) play_init::pli#0 ← (byte[$3]) playfield#0
   (number~) play_init::$1 ← (byte) PLAYFIELD_LINES#0 - (number) 1
-  (byte) play_init::j#0 ← (number) 0
+  (byte) play_init::j#0 ← (byte) 0
   to:play_init::@1
 play_init::@1: scope:[play_init]  from play_init play_init::@1
   (byte) level#28 ← phi( play_init/(byte) level#44 play_init::@1/(byte) level#28 )
@@ -1639,7 +1639,7 @@ play_init::@2: scope:[play_init]  from play_init::@1
   (byte~) play_init::$0 ← (byte) PLAYFIELD_COLS#0 * (byte) PLAYFIELD_LINES#0
   *((byte[$29]) playfield_lines_idx#0 + (byte) PLAYFIELD_LINES#0) ← (byte~) play_init::$0
   (byte) current_movedown_slow#1 ← *((byte[]) MOVEDOWN_SLOW_SPEEDS#0 + (byte) level#13)
-  (byte) play_init::b#0 ← (number) 0
+  (byte) play_init::b#0 ← (byte) 0
   to:play_init::@3
 play_init::@3: scope:[play_init]  from play_init::@2 play_init::@3
   (byte) current_movedown_slow#29 ← phi( play_init::@2/(byte) current_movedown_slow#1 play_init::@3/(byte) current_movedown_slow#29 )
@@ -2443,7 +2443,7 @@ play_collision: scope:[play_collision]  from play_move_down::@9 play_move_leftri
   (byte*) play_collision::piece_gfx#0 ← (byte*~) play_collision::$0
   (byte) play_collision::i#0 ← (number) 0
   (byte) play_collision::yp#0 ← (byte) play_collision::ypos#5
-  (byte) play_collision::l#0 ← (number) 0
+  (byte) play_collision::l#0 ← (byte) 0
   to:play_collision::@1
 play_collision::@1: scope:[play_collision]  from play_collision play_collision::@17
   (byte) play_collision::l#6 ← phi( play_collision/(byte) play_collision::l#0 play_collision::@17/(byte) play_collision::l#1 )
@@ -2454,7 +2454,7 @@ play_collision::@1: scope:[play_collision]  from play_collision play_collision::
   (byte~) play_collision::$14 ← (byte) play_collision::yp#2 * (const byte) SIZEOF_POINTER
   (byte*) play_collision::playfield_line#0 ← *((byte*[PLAYFIELD_LINES#0]) playfield_lines#0 + (byte~) play_collision::$14)
   (byte) play_collision::xp#0 ← (byte) play_collision::xpos#5
-  (byte) play_collision::c#0 ← (number) 0
+  (byte) play_collision::c#0 ← (byte) 0
   to:play_collision::@2
 play_collision::@2: scope:[play_collision]  from play_collision::@1 play_collision::@3
   (byte*) play_collision::playfield_line#5 ← phi( play_collision::@1/(byte*) play_collision::playfield_line#0 play_collision::@3/(byte*) play_collision::playfield_line#6 )
@@ -2575,7 +2575,7 @@ play_lock_current: scope:[play_lock_current]  from play_move_down::@10
   (byte) current_ypos#23 ← phi( play_move_down::@10/(byte) current_ypos#44 )
   (byte) play_lock_current::i#0 ← (number) 0
   (byte) play_lock_current::yp#0 ← (byte) current_ypos#23
-  (byte) play_lock_current::l#0 ← (number) 0
+  (byte) play_lock_current::l#0 ← (byte) 0
   to:play_lock_current::@1
 play_lock_current::@1: scope:[play_lock_current]  from play_lock_current play_lock_current::@5
   (byte) play_lock_current::l#6 ← phi( play_lock_current/(byte) play_lock_current::l#0 play_lock_current::@5/(byte) play_lock_current::l#1 )
@@ -2587,7 +2587,7 @@ play_lock_current::@1: scope:[play_lock_current]  from play_lock_current play_lo
   (byte~) play_lock_current::$4 ← (byte) play_lock_current::yp#2 * (const byte) SIZEOF_POINTER
   (byte*) play_lock_current::playfield_line#0 ← *((byte*[PLAYFIELD_LINES#0]) playfield_lines#0 + (byte~) play_lock_current::$4)
   (byte) play_lock_current::xp#0 ← (byte) current_xpos#29
-  (byte) play_lock_current::c#0 ← (number) 0
+  (byte) play_lock_current::c#0 ← (byte) 0
   to:play_lock_current::@2
 play_lock_current::@2: scope:[play_lock_current]  from play_lock_current::@1 play_lock_current::@3
   (byte) current_xpos#86 ← phi( play_lock_current::@1/(byte) current_xpos#29 play_lock_current::@3/(byte) current_xpos#68 )
@@ -2782,7 +2782,7 @@ play_remove_lines: scope:[play_remove_lines]  from play_move_down::@19
   (byte) play_remove_lines::w#0 ← (number~) play_remove_lines::$3
   (byte) play_remove_lines::removed#0 ← (number) 0
   (number~) play_remove_lines::$4 ← (byte) PLAYFIELD_LINES#0 - (number) 1
-  (byte) play_remove_lines::y#0 ← (number) 0
+  (byte) play_remove_lines::y#0 ← (byte) 0
   to:play_remove_lines::@1
 play_remove_lines::@1: scope:[play_remove_lines]  from play_remove_lines play_remove_lines::@7
   (byte) play_remove_lines::removed#11 ← phi( play_remove_lines/(byte) play_remove_lines::removed#0 play_remove_lines::@7/(byte) play_remove_lines::removed#8 )
@@ -2791,7 +2791,7 @@ play_remove_lines::@1: scope:[play_remove_lines]  from play_remove_lines play_re
   (byte) play_remove_lines::r#3 ← phi( play_remove_lines/(byte) play_remove_lines::r#0 play_remove_lines::@7/(byte) play_remove_lines::r#5 )
   (byte) play_remove_lines::full#0 ← (number) 1
   (number~) play_remove_lines::$5 ← (byte) PLAYFIELD_COLS#0 - (number) 1
-  (byte) play_remove_lines::x#0 ← (number) 0
+  (byte) play_remove_lines::x#0 ← (byte) 0
   to:play_remove_lines::@2
 play_remove_lines::@2: scope:[play_remove_lines]  from play_remove_lines::@1 play_remove_lines::@3
   (byte) play_remove_lines::removed#9 ← phi( play_remove_lines::@1/(byte) play_remove_lines::removed#11 play_remove_lines::@3/(byte) play_remove_lines::removed#6 )
@@ -2975,7 +2975,7 @@ play_increase_level::@3: scope:[play_increase_level]  from play_increase_level::
   (byte) current_movedown_slow#66 ← phi( play_increase_level::@2/(byte) current_movedown_slow#73 play_increase_level::@6/(byte) current_movedown_slow#74 )
   (byte) level#65 ← phi( play_increase_level::@2/(byte) level#77 play_increase_level::@6/(byte) level#78 )
   asm { sed  }
-  (byte) play_increase_level::b#0 ← (number) 0
+  (byte) play_increase_level::b#0 ← (byte) 0
   to:play_increase_level::@7
 play_increase_level::@6: scope:[play_increase_level]  from play_increase_level::@2
   (byte) current_movedown_slow#74 ← phi( play_increase_level::@2/(byte) current_movedown_slow#73 )
@@ -7152,8 +7152,6 @@ Adding number conversion cast (unumber) 2 in (byte) KEY_MODIFIER_RSHIFT#0 ← (n
 Adding number conversion cast (unumber) 4 in (byte) KEY_MODIFIER_CTRL#0 ← (number) 4
 Adding number conversion cast (unumber) 8 in (byte) KEY_MODIFIER_COMMODORE#0 ← (number) 8
 Adding number conversion cast (unumber) 0 in (byte) keyboard_event_scan::keycode#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) keyboard_event_scan::row#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) keyboard_event_scan::col#0 ← (number) 0
 Adding number conversion cast (unumber) 8 in (number~) keyboard_event_scan::$14 ← (byte) keyboard_event_scan::keycode#3 + (number) 8
 Adding number conversion cast (unumber) keyboard_event_scan::$14 in (number~) keyboard_event_scan::$14 ← (byte) keyboard_event_scan::keycode#3 + (unumber)(number) 8
 Adding number conversion cast (unumber) 0 in (bool~) keyboard_event_scan::$17 ← (byte~) keyboard_event_scan::$16 != (number) 0
@@ -7198,7 +7196,6 @@ Adding number conversion cast (unumber) render_init::$9 in (byte*~) render_init:
 Adding number conversion cast (unumber) $10 in (byte*~) render_init::$11 ← (byte*~) render_init::$10 + (number) $10
 Adding number conversion cast (unumber) 1 in (number~) render_init::$12 ← (byte) PLAYFIELD_LINES#0 - (number) 1
 Adding number conversion cast (unumber) render_init::$12 in (number~) render_init::$12 ← (byte) PLAYFIELD_LINES#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) render_init::i#0 ← (number) 0
 Adding number conversion cast (unumber) $28 in (byte*) render_init::li_1#1 ← (byte*) render_init::li_1#2 + (number) $28
 Adding number conversion cast (unumber) $28 in (byte*) render_init::li_2#1 ← (byte*) render_init::li_2#2 + (number) $28
 Adding number conversion cast (unumber) 0 in (byte) render_screen_show#1 ← (number) 0
@@ -7255,7 +7252,6 @@ Adding number conversion cast (unumber) 4 in (byte~) render_bcd::$5 ← (byte) r
 Adding number conversion cast (unumber) 0 in (byte) render_screen_original::SPACE#0 ← (number) 0
 Adding number conversion cast (unumber) render_screen_original::$0 in (byte*~) render_screen_original::$1 ← (byte*) PLAYFIELD_SCREEN_ORIGINAL#0 + (number~) render_screen_original::$0
 Adding number conversion cast (unumber) render_screen_original::$2 in (byte*~) render_screen_original::$3 ← (byte*) PLAYFIELD_COLORS_ORIGINAL#0 + (number~) render_screen_original::$2
-Adding number conversion cast (unumber) 0 in (byte) render_screen_original::y#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) render_screen_original::x#0 ← (number) 0
 Adding number conversion cast (unumber) 4 in (bool~) render_screen_original::$4 ← (byte) render_screen_original::x#1 != (number) 4
 Adding number conversion cast (unumber) $24 in (bool~) render_screen_original::$5 ← (byte) render_screen_original::x#2 != (number) $24
@@ -7264,27 +7260,20 @@ Adding number conversion cast (unumber) 2 in (number~) render_playfield::$0 ←
 Adding number conversion cast (unumber) render_playfield::$0 in (number~) render_playfield::$0 ← (byte) PLAYFIELD_COLS#0 * (unumber)(number) 2
 Adding number conversion cast (unumber) 1 in (number~) render_playfield::$1 ← (byte) PLAYFIELD_LINES#0 - (number) 1
 Adding number conversion cast (unumber) render_playfield::$1 in (number~) render_playfield::$1 ← (byte) PLAYFIELD_LINES#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 2 in (byte) render_playfield::l#0 ← (number) 2
 Adding number conversion cast (unumber) 1 in (number~) render_playfield::$3 ← (byte) PLAYFIELD_COLS#0 - (number) 1
 Adding number conversion cast (unumber) render_playfield::$3 in (number~) render_playfield::$3 ← (byte) PLAYFIELD_COLS#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) render_playfield::c#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) render_moving::i#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) render_moving::l#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (bool~) render_moving::$0 ← (byte) render_moving::ypos#2 > (number) 1
-Adding number conversion cast (unumber) 0 in (byte) render_moving::c#0 ← (number) 0
 Adding number conversion cast (unumber) 4 in (byte) render_moving::i#1 ← (byte) render_moving::i#3 + (number) 4
 Adding number conversion cast (unumber) 0 in (bool~) render_moving::$2 ← (byte) render_moving::current_cell#0 != (number) 0
 Adding number conversion cast (unumber) render_next::$2 in (word) render_next::next_area_offset#0 ← (number~) render_next::$2
 Adding number conversion cast (unumber) 0 in (bool~) render_next::$3 ← (byte) render_screen_render#15 == (number) 0
-Adding number conversion cast (unumber) 0 in (byte) render_next::l#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) render_next::c#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) render_next::$6 ← (byte) render_next::cell#0 != (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) render_next::screen_next_area#6) ← (number) 0
 Adding number conversion cast (unumber) $24 in (byte*) render_next::screen_next_area#4 ← (byte*) render_next::screen_next_area#8 + (number) $24
 Adding number conversion cast (unumber) $f in *((byte*) SPRITES_ENABLE#0) ← (number) $f
 Adding number conversion cast (unumber) 0 in *((byte*) SPRITES_MC#0) ← (number) 0
 Adding number conversion cast (unumber) sprites_init::$1 in (byte) sprites_init::xpos#0 ← (number~) sprites_init::$1
-Adding number conversion cast (unumber) 0 in (byte) sprites_init::s#0 ← (number) 0
 Adding number conversion cast (unumber) 2 in (number~) sprites_init::$2 ← (byte) sprites_init::s#2 * (number) 2
 Adding number conversion cast (unumber) sprites_init::$2 in (number~) sprites_init::$2 ← (byte) sprites_init::s#2 * (unumber)(number) 2
 Adding number conversion cast (unumber) $18 in (number~) sprites_init::$3 ← (byte) sprites_init::xpos#2 + (number) $18
@@ -7336,8 +7325,6 @@ Adding number conversion cast (unumber) 0 in (byte) current_movedown_counter#0
 Adding number conversion cast (unumber) 0 in (byte) play_init::idx#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (number~) play_init::$1 ← (byte) PLAYFIELD_LINES#0 - (number) 1
 Adding number conversion cast (unumber) play_init::$1 in (number~) play_init::$1 ← (byte) PLAYFIELD_LINES#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) play_init::j#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) play_init::b#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) play_movement::render#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) play_movement::$1 ← (byte) game_over#1 != (number) 0
 Adding number conversion cast (unumber) 0 in (byte) play_move_down::movedown#0 ← (number) 0
@@ -7373,16 +7360,12 @@ Adding number conversion cast (unumber) 2 in (byte) COLLISION_BOTTOM#0 ← (numb
 Adding number conversion cast (unumber) 4 in (byte) COLLISION_LEFT#0 ← (number) 4
 Adding number conversion cast (unumber) 8 in (byte) COLLISION_RIGHT#0 ← (number) 8
 Adding number conversion cast (unumber) 0 in (byte) play_collision::i#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) play_collision::l#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) play_collision::c#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) play_collision::$1 ← *((byte*) play_collision::piece_gfx#1 + (byte) play_collision::i#2) != (number) 0
 Adding number conversion cast (unumber) $80 in (number~) play_collision::$5 ← (byte) play_collision::xp#3 & (number) $80
 Adding number conversion cast (unumber) play_collision::$5 in (number~) play_collision::$5 ← (byte) play_collision::xp#3 & (unumber)(number) $80
 Adding number conversion cast (unumber) 0 in (bool~) play_collision::$6 ← (unumber~) play_collision::$5 != (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) play_collision::$10 ← *((byte*) play_collision::playfield_line#1 + (byte) play_collision::xp#5) != (number) 0
 Adding number conversion cast (unumber) 0 in (byte) play_lock_current::i#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) play_lock_current::l#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) play_lock_current::c#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) play_lock_current::$0 ← *((byte*) current_piece_gfx#22 + (byte) play_lock_current::i#2) != (number) 0
 Adding number conversion cast (unumber) 0 in (byte) current_orientation#8 ← (number) 0
 Adding number conversion cast (unumber) 7 in (byte) play_spawn_current::piece_idx#0 ← (number) 7
@@ -7397,11 +7380,9 @@ Adding number conversion cast (unumber) play_remove_lines::$3 in (number~) play_
 Adding number conversion cast (unumber) 0 in (byte) play_remove_lines::removed#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (number~) play_remove_lines::$4 ← (byte) PLAYFIELD_LINES#0 - (number) 1
 Adding number conversion cast (unumber) play_remove_lines::$4 in (number~) play_remove_lines::$4 ← (byte) PLAYFIELD_LINES#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) play_remove_lines::y#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte) play_remove_lines::full#0 ← (number) 1
 Adding number conversion cast (unumber) 1 in (number~) play_remove_lines::$5 ← (byte) PLAYFIELD_COLS#0 - (number) 1
 Adding number conversion cast (unumber) play_remove_lines::$5 in (number~) play_remove_lines::$5 ← (byte) PLAYFIELD_COLS#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) play_remove_lines::x#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (bool~) play_remove_lines::$6 ← (byte) play_remove_lines::c#0 == (number) 0
 Adding number conversion cast (unumber) 0 in (byte) play_remove_lines::full#1 ← (number) 0
 Adding number conversion cast (unumber) 1 in (bool~) play_remove_lines::$9 ← (byte) play_remove_lines::full#2 == (number) 1
@@ -7417,7 +7398,6 @@ Adding number conversion cast (unumber) 1 in (byte) current_movedown_slow#9 ←
 Adding number conversion cast (unumber) $f in (number~) play_increase_level::$1 ← (byte) level_bcd#7 & (number) $f
 Adding number conversion cast (unumber) play_increase_level::$1 in (number~) play_increase_level::$1 ← (byte) level_bcd#7 & (unumber)(number) $f
 Adding number conversion cast (unumber) $a in (bool~) play_increase_level::$2 ← (unumber~) play_increase_level::$1 == (number) $a
-Adding number conversion cast (unumber) 0 in (byte) play_increase_level::b#0 ← (number) 0
 Adding number conversion cast (unumber) 6 in (byte) level_bcd#8 ← (byte) level_bcd#21 + (number) 6
 Adding number conversion cast (unumber) $ff in (bool~) main::$10 ← *((byte*) RASTER#0) != (number) $ff
 Adding number conversion cast (unumber) 0 in (byte) main::render#0 ← (number) 0
@@ -7506,8 +7486,6 @@ Inlining cast (byte) KEY_MODIFIER_RSHIFT#0 ← (unumber)(number) 2
 Inlining cast (byte) KEY_MODIFIER_CTRL#0 ← (unumber)(number) 4
 Inlining cast (byte) KEY_MODIFIER_COMMODORE#0 ← (unumber)(number) 8
 Inlining cast (byte) keyboard_event_scan::keycode#0 ← (unumber)(number) 0
-Inlining cast (byte) keyboard_event_scan::row#0 ← (unumber)(number) 0
-Inlining cast (byte) keyboard_event_scan::col#0 ← (unumber)(number) 0
 Inlining cast (byte) keyboard_modifiers#1 ← (unumber)(number) 0
 Inlining cast (byte) keyboard_event_get::return#0 ← (unumber)(number) $ff
 Inlining cast (word*) SID_VOICE3_FREQ#0 ← (word*)(number) $d40e
@@ -7535,7 +7513,6 @@ Inlining cast *((byte*) CIA2_PORT_A_DDR#0) ← (unumber)(number) 3
 Inlining cast (word~) render_init::vicSelectGfxBank1_toDd001_$0#0 ← (word)(byte*) render_init::vicSelectGfxBank1_toDd001_gfx#1
 Inlining cast (unumber~) render_init::$16 ← (unumber)(number~) render_init::$6
 Inlining cast (unumber~) render_init::$17 ← (unumber)(number~) render_init::$9
-Inlining cast (byte) render_init::i#0 ← (unumber)(number) 0
 Inlining cast (byte) render_screen_show#1 ← (unumber)(number) 0
 Inlining cast (byte) render_screen_render#1 ← (unumber)(number) $20
 Inlining cast (byte) render_show::d018val#0 ← (unumber)(number) 0
@@ -7557,22 +7534,14 @@ Inlining cast (byte) render_bcd::ZERO_CHAR#0 ← (unumber)(number) $35
 Inlining cast (byte) render_screen_original::SPACE#0 ← (unumber)(number) 0
 Inlining cast (unumber~) render_screen_original::$8 ← (unumber)(number~) render_screen_original::$0
 Inlining cast (unumber~) render_screen_original::$9 ← (unumber)(number~) render_screen_original::$2
-Inlining cast (byte) render_screen_original::y#0 ← (unumber)(number) 0
 Inlining cast (byte) render_screen_original::x#0 ← (unumber)(number) 0
-Inlining cast (byte) render_playfield::l#0 ← (unumber)(number) 2
-Inlining cast (byte) render_playfield::c#0 ← (unumber)(number) 0
 Inlining cast (byte) render_moving::i#0 ← (unumber)(number) 0
-Inlining cast (byte) render_moving::l#0 ← (unumber)(number) 0
-Inlining cast (byte) render_moving::c#0 ← (unumber)(number) 0
 Inlining cast (word) render_next::next_area_offset#0 ← (unumber)(number~) render_next::$2
 Inlining cast (byte*) render_next::next_piece_gfx#0 ← (byte*)*((word[]) PIECES#0 + (byte~) render_next::$9)
-Inlining cast (byte) render_next::l#0 ← (unumber)(number) 0
-Inlining cast (byte) render_next::c#0 ← (unumber)(number) 0
 Inlining cast *((byte*) render_next::screen_next_area#6) ← (unumber)(number) 0
 Inlining cast *((byte*) SPRITES_ENABLE#0) ← (unumber)(number) $f
 Inlining cast *((byte*) SPRITES_MC#0) ← (unumber)(number) 0
 Inlining cast (byte) sprites_init::xpos#0 ← (unumber)(number~) sprites_init::$1
-Inlining cast (byte) sprites_init::s#0 ← (unumber)(number) 0
 Inlining cast (byte) SPRITES_FIRST_YPOS#0 ← (unumber)(number) $31
 Inlining cast (word~) toSpritePtr1_$0#0 ← (word)(byte*) toSpritePtr1_sprite#1
 Inlining cast (byte~) toSpritePtr1_$2#0 ← (byte)(unumber~) toSpritePtr1_$1#0
@@ -7594,8 +7563,6 @@ Inlining cast (byte) current_movedown_slow#0 ← (unumber)(number) $30
 Inlining cast (byte) current_movedown_fast#0 ← (unumber)(number) $a
 Inlining cast (byte) current_movedown_counter#0 ← (unumber)(number) 0
 Inlining cast (byte) play_init::idx#0 ← (unumber)(number) 0
-Inlining cast (byte) play_init::j#0 ← (unumber)(number) 0
-Inlining cast (byte) play_init::b#0 ← (unumber)(number) 0
 Inlining cast (byte) play_movement::render#0 ← (unumber)(number) 0
 Inlining cast (byte) play_move_down::movedown#0 ← (unumber)(number) 0
 Inlining cast (byte) play_move_down::return#1 ← (unumber)(number) 0
@@ -7614,23 +7581,16 @@ Inlining cast (byte) COLLISION_BOTTOM#0 ← (unumber)(number) 2
 Inlining cast (byte) COLLISION_LEFT#0 ← (unumber)(number) 4
 Inlining cast (byte) COLLISION_RIGHT#0 ← (unumber)(number) 8
 Inlining cast (byte) play_collision::i#0 ← (unumber)(number) 0
-Inlining cast (byte) play_collision::l#0 ← (unumber)(number) 0
-Inlining cast (byte) play_collision::c#0 ← (unumber)(number) 0
 Inlining cast (byte) play_lock_current::i#0 ← (unumber)(number) 0
-Inlining cast (byte) play_lock_current::l#0 ← (unumber)(number) 0
-Inlining cast (byte) play_lock_current::c#0 ← (unumber)(number) 0
 Inlining cast (byte*) current_piece#5 ← (byte*)*((word[]) PIECES#0 + (byte~) play_spawn_current::$7)
 Inlining cast (byte) current_orientation#8 ← (unumber)(number) 0
 Inlining cast (byte) play_spawn_current::piece_idx#0 ← (unumber)(number) 7
 Inlining cast (byte) game_over#5 ← (unumber)(number) 1
 Inlining cast (byte) play_remove_lines::removed#0 ← (unumber)(number) 0
-Inlining cast (byte) play_remove_lines::y#0 ← (unumber)(number) 0
 Inlining cast (byte) play_remove_lines::full#0 ← (unumber)(number) 1
-Inlining cast (byte) play_remove_lines::x#0 ← (unumber)(number) 0
 Inlining cast (byte) play_remove_lines::full#1 ← (unumber)(number) 0
 Inlining cast *((byte[$3]) playfield#0 + (byte) play_remove_lines::w#7) ← (unumber)(number) 0
 Inlining cast (byte) current_movedown_slow#9 ← (unumber)(number) 1
-Inlining cast (byte) play_increase_level::b#0 ← (unumber)(number) 0
 Inlining cast (byte) main::render#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 0
@@ -7712,8 +7672,6 @@ Simplifying constant integer cast 2
 Simplifying constant integer cast 4
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
 Simplifying constant integer cast 8
@@ -7758,7 +7716,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $10
 Simplifying constant integer cast $10
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast $28
 Simplifying constant integer cast $28
 Simplifying constant integer cast 0
@@ -7794,30 +7751,22 @@ Simplifying constant integer cast $f
 Simplifying constant integer cast 4
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 4
 Simplifying constant integer cast $24
 Simplifying constant integer cast $28
 Simplifying constant integer cast 2
 Simplifying constant integer cast 1
-Simplifying constant integer cast 2
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast 4
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $24
 Simplifying constant integer cast $f
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 2
 Simplifying constant integer cast $18
 Simplifying constant integer cast $31
@@ -8377,8 +8326,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
@@ -8402,16 +8349,12 @@ Simplifying constant integer cast 4
 Simplifying constant integer cast 8
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 7
 Simplifying constant integer cast 1
 Simplifying constant integer cast 7
@@ -8420,12 +8363,10 @@ Simplifying constant integer cast 1
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
@@ -8436,7 +8377,6 @@ Simplifying constant integer cast $1d
 Simplifying constant integer cast 1
 Simplifying constant integer cast $f
 Simplifying constant integer cast $a
-Simplifying constant integer cast 0
 Simplifying constant integer cast 6
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
@@ -8479,8 +8419,6 @@ Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
@@ -8516,7 +8454,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) 0
@@ -8552,30 +8489,22 @@ Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) $24
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $24
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) $18
 Finalized unsigned number type (byte) $31
@@ -8623,8 +8552,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
@@ -8648,16 +8575,12 @@ Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 7
@@ -8666,12 +8589,10 @@ Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0
@@ -8682,7 +8603,6 @@ Finalized unsigned number type (byte) $1d
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $a
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 6
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0

src/test/ref/condition-integer-0.asm

@@ -0,0 +1,56 @@
+// Tests using integer conditions in if()
+// This should produce '+ ++ ++' at the top of the screen
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+  .label SCREEN = $400
+main: {
+    .label i1 = 2
+    lda #'+'
+    sta SCREEN
+    lda #' '
+    sta SCREEN+1
+    ldy #2
+    ldx #0
+  // loop byte
+  b3:
+    cpx #0
+    beq b4
+    lda #'+'
+    sta SCREEN,y
+    iny
+  b4:
+    inx
+    cpx #3
+    bne b3
+    lda #' '
+    sta SCREEN,y
+    iny
+    lda #<0
+    sta i1
+    sta i1+1
+  // loop word
+  b7:
+    lda i1
+    cmp #<0
+    bne !+
+    lda i1+1
+    cmp #>0
+    beq b8
+  !:
+    lda #'+'
+    sta SCREEN,y
+    iny
+  b8:
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+    lda i1+1
+    cmp #>3
+    bne b7
+    lda i1
+    cmp #<3
+    bne b7
+    rts
+}

src/test/ref/condition-integer-0.cfg

@@ -0,0 +1,53 @@
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@2
+main::@2: scope:[main]  from main
+  [5] *((const byte*) SCREEN#0) ← (byte) '+'
+  to:main::@1
+main::@1: scope:[main]  from main::@2
+  [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' '
+  to:main::@3
+main::@3: scope:[main]  from main::@1 main::@4
+  [7] (byte) main::idx#10 ← phi( main::@1/(byte) 2 main::@4/(byte) main::idx#11 )
+  [7] (byte) main::i#2 ← phi( main::@1/(byte) 0 main::@4/(byte) main::i#1 )
+  [8] if((byte) 0==(byte) main::i#2) goto main::@4
+  to:main::@5
+main::@5: scope:[main]  from main::@3
+  [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+'
+  [10] (byte) main::idx#4 ← ++ (byte) main::idx#10
+  to:main::@4
+main::@4: scope:[main]  from main::@3 main::@5
+  [11] (byte) main::idx#11 ← phi( main::@3/(byte) main::idx#10 main::@5/(byte) main::idx#4 )
+  [12] (byte) main::i#1 ← ++ (byte) main::i#2
+  [13] if((byte) main::i#1!=(byte) 3) goto main::@3
+  to:main::@6
+main::@6: scope:[main]  from main::@4
+  [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' '
+  [15] (byte) main::idx#5 ← ++ (byte) main::idx#11
+  to:main::@7
+main::@7: scope:[main]  from main::@6 main::@8
+  [16] (byte) main::idx#12 ← phi( main::@8/(byte) main::idx#17 main::@6/(byte) main::idx#5 )
+  [16] (word) main::i1#2 ← phi( main::@8/(word) main::i1#1 main::@6/(word) 0 )
+  [17] if((byte) 0==(word) main::i1#2) goto main::@8
+  to:main::@9
+main::@9: scope:[main]  from main::@7
+  [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+'
+  [19] (byte) main::idx#6 ← ++ (byte) main::idx#12
+  to:main::@8
+main::@8: scope:[main]  from main::@7 main::@9
+  [20] (byte) main::idx#17 ← phi( main::@9/(byte) main::idx#6 main::@7/(byte) main::idx#12 )
+  [21] (word) main::i1#1 ← ++ (word) main::i1#2
+  [22] if((word) main::i1#1!=(byte) 3) goto main::@7
+  to:main::@return
+main::@return: scope:[main]  from main::@8
+  [23] return 
+  to:@return

src/test/ref/condition-integer-0.log

@@ -0,0 +1,928 @@
+Warning! Adding boolean cast to non-boolean sub-expression (number) 0
+Warning! Adding boolean cast to non-boolean sub-expression (number) $3e7
+Warning! Adding boolean cast to non-boolean sub-expression (byte) main::i
+Warning! Adding boolean cast to non-boolean sub-expression (word) main::i1
+Adding pointer type conversion cast (byte*) SCREEN in (byte*) SCREEN ← (number) $400
+Culled Empty Block (label) main::@12
+
+CONTROL FLOW GRAPH SSA
+@begin: scope:[]  from
+  (byte*) SCREEN#0 ← ((byte*)) (number) $400
+  to:@1
+main: scope:[main]  from @1
+  (byte) main::idx#0 ← (number) 0
+  (bool~) main::$6 ← (number) 0 != (number) 0
+  (bool~) main::$0 ← ! (bool~) main::$6
+  if((bool~) main::$0) goto main::@1
+  to:main::@3
+main::@1: scope:[main]  from main main::@3
+  (byte) main::idx#13 ← phi( main/(byte) main::idx#0 main::@3/(byte) main::idx#1 )
+  (bool~) main::$7 ← (number) 0 != (number) $3e7
+  (bool~) main::$1 ← ! (bool~) main::$7
+  if((bool~) main::$1) goto main::@2
+  to:main::@4
+main::@3: scope:[main]  from main
+  (byte) main::idx#7 ← phi( main/(byte) main::idx#0 )
+  *((byte*) SCREEN#0 + (byte) main::idx#7) ← (byte) '0'
+  (byte) main::idx#1 ← ++ (byte) main::idx#7
+  to:main::@1
+main::@2: scope:[main]  from main::@1 main::@4
+  (byte) main::idx#8 ← phi( main::@1/(byte) main::idx#13 main::@4/(byte) main::idx#3 )
+  *((byte*) SCREEN#0 + (byte) main::idx#8) ← (byte) ' '
+  (byte) main::idx#2 ← ++ (byte) main::idx#8
+  (byte) main::i#0 ← (byte) 0
+  to:main::@5
+main::@4: scope:[main]  from main::@1
+  (byte) main::idx#9 ← phi( main::@1/(byte) main::idx#13 )
+  *((byte*) SCREEN#0 + (byte) main::idx#9) ← (byte) '+'
+  (byte) main::idx#3 ← ++ (byte) main::idx#9
+  to:main::@2
+main::@5: scope:[main]  from main::@2 main::@6
+  (byte) main::idx#14 ← phi( main::@2/(byte) main::idx#2 main::@6/(byte) main::idx#15 )
+  (byte) main::i#2 ← phi( main::@2/(byte) main::i#0 main::@6/(byte) main::i#1 )
+  (bool~) main::$8 ← (number) 0 != (byte) main::i#2
+  (bool~) main::$2 ← ! (bool~) main::$8
+  if((bool~) main::$2) goto main::@6
+  to:main::@7
+main::@6: scope:[main]  from main::@5 main::@7
+  (byte) main::idx#15 ← phi( main::@5/(byte) main::idx#14 main::@7/(byte) main::idx#4 )
+  (byte) main::i#3 ← phi( main::@5/(byte) main::i#2 main::@7/(byte) main::i#4 )
+  (byte) main::i#1 ← (byte) main::i#3 + rangenext(0,2)
+  (bool~) main::$3 ← (byte) main::i#1 != rangelast(0,2)
+  if((bool~) main::$3) goto main::@5
+  to:main::@8
+main::@7: scope:[main]  from main::@5
+  (byte) main::i#4 ← phi( main::@5/(byte) main::i#2 )
+  (byte) main::idx#10 ← phi( main::@5/(byte) main::idx#14 )
+  *((byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+'
+  (byte) main::idx#4 ← ++ (byte) main::idx#10
+  to:main::@6
+main::@8: scope:[main]  from main::@6
+  (byte) main::idx#11 ← phi( main::@6/(byte) main::idx#15 )
+  *((byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' '
+  (byte) main::idx#5 ← ++ (byte) main::idx#11
+  (word) main::i1#0 ← (word) 0
+  to:main::@9
+main::@9: scope:[main]  from main::@10 main::@8
+  (byte) main::idx#16 ← phi( main::@10/(byte) main::idx#17 main::@8/(byte) main::idx#5 )
+  (word) main::i1#2 ← phi( main::@10/(word) main::i1#1 main::@8/(word) main::i1#0 )
+  (bool~) main::$9 ← (number) 0 != (word) main::i1#2
+  (bool~) main::$4 ← ! (bool~) main::$9
+  if((bool~) main::$4) goto main::@10
+  to:main::@11
+main::@10: scope:[main]  from main::@11 main::@9
+  (byte) main::idx#17 ← phi( main::@11/(byte) main::idx#6 main::@9/(byte) main::idx#16 )
+  (word) main::i1#3 ← phi( main::@11/(word) main::i1#4 main::@9/(word) main::i1#2 )
+  (word) main::i1#1 ← (word) main::i1#3 + rangenext(0,2)
+  (bool~) main::$5 ← (word) main::i1#1 != rangelast(0,2)
+  if((bool~) main::$5) goto main::@9
+  to:main::@return
+main::@11: scope:[main]  from main::@9
+  (word) main::i1#4 ← phi( main::@9/(word) main::i1#2 )
+  (byte) main::idx#12 ← phi( main::@9/(byte) main::idx#16 )
+  *((byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+'
+  (byte) main::idx#6 ← ++ (byte) main::idx#12
+  to:main::@10
+main::@return: scope:[main]  from main::@10
+  return 
+  to:@return
+@1: scope:[]  from @begin
+  call main 
+  to:@2
+@2: scope:[]  from @1
+  to:@end
+@end: scope:[]  from @2
+
+SYMBOL TABLE SSA
+(label) @1
+(label) @2
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(byte*) SCREEN#0
+(void()) main()
+(bool~) main::$0
+(bool~) main::$1
+(bool~) main::$2
+(bool~) main::$3
+(bool~) main::$4
+(bool~) main::$5
+(bool~) main::$6
+(bool~) main::$7
+(bool~) main::$8
+(bool~) main::$9
+(label) main::@1
+(label) main::@10
+(label) main::@11
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@5
+(label) main::@6
+(label) main::@7
+(label) main::@8
+(label) main::@9
+(label) main::@return
+(byte) main::i
+(byte) main::i#0
+(byte) main::i#1
+(byte) main::i#2
+(byte) main::i#3
+(byte) main::i#4
+(word) main::i1
+(word) main::i1#0
+(word) main::i1#1
+(word) main::i1#2
+(word) main::i1#3
+(word) main::i1#4
+(byte) main::idx
+(byte) main::idx#0
+(byte) main::idx#1
+(byte) main::idx#10
+(byte) main::idx#11
+(byte) main::idx#12
+(byte) main::idx#13
+(byte) main::idx#14
+(byte) main::idx#15
+(byte) main::idx#16
+(byte) main::idx#17
+(byte) main::idx#2
+(byte) main::idx#3
+(byte) main::idx#4
+(byte) main::idx#5
+(byte) main::idx#6
+(byte) main::idx#7
+(byte) main::idx#8
+(byte) main::idx#9
+
+Adding number conversion cast (unumber) 0 in (byte) main::idx#0 ← (number) 0
+Adding number conversion cast (unumber) 0 in (bool~) main::$8 ← (number) 0 != (byte) main::i#2
+Adding number conversion cast (unumber) 0 in (bool~) main::$9 ← (number) 0 != (word) main::i1#2
+Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
+Inlining cast (byte) main::idx#0 ← (unumber)(number) 0
+Successful SSA optimization Pass2InlineCast
+Simplifying constant pointer cast (byte*) 1024
+Simplifying constant integer cast 0
+Simplifying constant integer cast 0
+Simplifying constant integer cast 0
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 0
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Inversing boolean not [3] (bool~) main::$0 ← (number) 0 == (number) 0 from [2] (bool~) main::$6 ← (number) 0 != (number) 0
+Inversing boolean not [7] (bool~) main::$1 ← (number) 0 == (number) $3e7 from [6] (bool~) main::$7 ← (number) 0 != (number) $3e7
+Inversing boolean not [21] (bool~) main::$2 ← (byte) 0 == (byte) main::i#2 from [20] (bool~) main::$8 ← (byte) 0 != (byte) main::i#2
+Inversing boolean not [36] (bool~) main::$4 ← (byte) 0 == (word) main::i1#2 from [35] (bool~) main::$9 ← (byte) 0 != (word) main::i1#2
+Successful SSA optimization Pass2UnaryNotSimplification
+Alias (byte) main::idx#0 = (byte) main::idx#7 
+Alias (byte) main::idx#13 = (byte) main::idx#9 
+Alias (byte) main::idx#10 = (byte) main::idx#14 
+Alias (byte) main::i#2 = (byte) main::i#4 
+Alias (byte) main::idx#11 = (byte) main::idx#15 
+Alias (byte) main::idx#12 = (byte) main::idx#16 
+Alias (word) main::i1#2 = (word) main::i1#4 
+Successful SSA optimization Pass2AliasElimination
+Alias (byte) main::i#2 = (byte) main::i#3 
+Alias (word) main::i1#2 = (word) main::i1#3 
+Successful SSA optimization Pass2AliasElimination
+Simple Condition (bool~) main::$0 [4] if((number) 0==(number) 0) goto main::@1
+Simple Condition (bool~) main::$1 [8] if((number) 0==(number) $3e7) goto main::@2
+Simple Condition (bool~) main::$2 [22] if((byte) 0==(byte) main::i#2) goto main::@6
+Simple Condition (bool~) main::$3 [26] if((byte) main::i#1!=rangelast(0,2)) goto main::@5
+Simple Condition (bool~) main::$4 [37] if((byte) 0==(word) main::i1#2) goto main::@10
+Simple Condition (bool~) main::$5 [41] if((word) main::i1#1!=rangelast(0,2)) goto main::@9
+Successful SSA optimization Pass2ConditionalJumpSimplification
+Constant (const byte*) SCREEN#0 = (byte*) 1024
+Constant (const byte) main::idx#0 = 0
+Constant (const byte) main::i#0 = 0
+Constant (const word) main::i1#0 = 0
+Successful SSA optimization Pass2ConstantIdentification
+if() condition always true - replacing block destination [4] if((number) 0==(number) 0) goto main::@1
+Removing PHI-reference to removed block (main::@1) in block main::@2
+if() condition always false - eliminating [8] if((number) 0==(number) $3e7) goto main::@2
+Successful SSA optimization Pass2ConstantIfs
+Resolved ranged next value [24] main::i#1 ← ++ main::i#2 to ++
+Resolved ranged comparison value [26] if(main::i#1!=rangelast(0,2)) goto main::@5 to (number) 3
+Resolved ranged next value [39] main::i1#1 ← ++ main::i1#2 to ++
+Resolved ranged comparison value [41] if(main::i1#1!=rangelast(0,2)) goto main::@9 to (number) 3
+Simplifying expression containing zero SCREEN#0 in [10] *((const byte*) SCREEN#0 + (const byte) main::idx#0) ← (byte) '0'
+Successful SSA optimization PassNSimplifyExpressionWithZero
+Eliminating variable (byte) main::idx#1 from unused block main::@3
+Removing PHI-reference to removed block (main::@3) in block main::@1
+Removing unused block main::@3
+Successful SSA optimization Pass2EliminateUnusedBlocks
+Adding number conversion cast (unumber) 3 in if((byte) main::i#1!=(number) 3) goto main::@5
+Adding number conversion cast (unumber) 3 in if((word) main::i1#1!=(number) 3) goto main::@9
+Successful SSA optimization PassNAddNumberTypeConversions
+Simplifying constant integer cast 3
+Simplifying constant integer cast 3
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 3
+Finalized unsigned number type (byte) 3
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Alias (byte) main::idx#3 = (byte) main::idx#8 
+Successful SSA optimization Pass2AliasElimination
+Identical Phi Values (byte) main::idx#13 (const byte) main::idx#0
+Successful SSA optimization Pass2IdenticalPhiElimination
+Constant right-side identified [5] (byte) main::idx#3 ← ++ (const byte) main::idx#0
+Successful SSA optimization Pass2ConstantRValueConsolidation
+Constant (const byte) main::idx#3 = ++main::idx#0
+Successful SSA optimization Pass2ConstantIdentification
+Simplifying expression containing zero SCREEN#0 in [4] *((const byte*) SCREEN#0 + (const byte) main::idx#0) ← (byte) '+'
+Successful SSA optimization PassNSimplifyExpressionWithZero
+Constant right-side identified [1] (byte) main::idx#2 ← ++ (const byte) main::idx#3
+Successful SSA optimization Pass2ConstantRValueConsolidation
+Constant (const byte) main::idx#2 = ++main::idx#3
+Successful SSA optimization Pass2ConstantIdentification
+Inlining constant with var siblings (const byte) main::idx#0
+Inlining constant with var siblings (const byte) main::i#0
+Inlining constant with var siblings (const word) main::i1#0
+Inlining constant with var siblings (const byte) main::idx#3
+Inlining constant with var siblings (const byte) main::idx#2
+Constant inlined main::i#0 = (byte) 0
+Constant inlined main::i1#0 = (word) 0
+Constant inlined main::idx#0 = (byte) 0
+Constant inlined main::idx#2 = ++++(byte) 0
+Constant inlined main::idx#3 = ++(byte) 0
+Successful SSA optimization Pass2ConstantInlining
+Consolidated array index constant in *(SCREEN#0+++0)
+Successful SSA optimization Pass2ConstantAdditionElimination
+Simplifying constant integer increment ++0
+Simplifying constant integer increment ++0
+Successful SSA optimization Pass2ConstantSimplification
+Simplifying constant integer increment ++1
+Successful SSA optimization Pass2ConstantSimplification
+Added new block during phi lifting main::@13(between main::@6 and main::@5)
+Added new block during phi lifting main::@14(between main::@5 and main::@6)
+Added new block during phi lifting main::@15(between main::@10 and main::@9)
+Added new block during phi lifting main::@16(between main::@9 and main::@10)
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @2
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+Adding NOP phi() at start of main::@1
+CALL GRAPH
+Calls in [] to main:2 
+
+Created 6 initial phi equivalence classes
+Coalesced [13] main::idx#20 ← main::idx#4
+Coalesced [19] main::idx#22 ← main::idx#5
+Coalesced [24] main::idx#23 ← main::idx#6
+Coalesced [29] main::i1#5 ← main::i1#1
+Coalesced [30] main::idx#21 ← main::idx#17
+Coalesced (already) [31] main::idx#24 ← main::idx#12
+Coalesced [32] main::i#5 ← main::i#1
+Coalesced [33] main::idx#18 ← main::idx#11
+Coalesced (already) [34] main::idx#19 ← main::idx#10
+Coalesced down to 4 phi equivalence classes
+Culled Empty Block (label) @2
+Culled Empty Block (label) main::@1
+Culled Empty Block (label) main::@15
+Culled Empty Block (label) main::@16
+Culled Empty Block (label) main::@13
+Culled Empty Block (label) main::@14
+Renumbering block main::@2 to main::@1
+Renumbering block main::@4 to main::@2
+Renumbering block main::@5 to main::@3
+Renumbering block main::@6 to main::@4
+Renumbering block main::@7 to main::@5
+Renumbering block main::@8 to main::@6
+Renumbering block main::@9 to main::@7
+Renumbering block main::@10 to main::@8
+Renumbering block main::@11 to main::@9
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+
+FINAL CONTROL FLOW GRAPH
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@2
+main::@2: scope:[main]  from main
+  [5] *((const byte*) SCREEN#0) ← (byte) '+'
+  to:main::@1
+main::@1: scope:[main]  from main::@2
+  [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' '
+  to:main::@3
+main::@3: scope:[main]  from main::@1 main::@4
+  [7] (byte) main::idx#10 ← phi( main::@1/(byte) 2 main::@4/(byte) main::idx#11 )
+  [7] (byte) main::i#2 ← phi( main::@1/(byte) 0 main::@4/(byte) main::i#1 )
+  [8] if((byte) 0==(byte) main::i#2) goto main::@4
+  to:main::@5
+main::@5: scope:[main]  from main::@3
+  [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+'
+  [10] (byte) main::idx#4 ← ++ (byte) main::idx#10
+  to:main::@4
+main::@4: scope:[main]  from main::@3 main::@5
+  [11] (byte) main::idx#11 ← phi( main::@3/(byte) main::idx#10 main::@5/(byte) main::idx#4 )
+  [12] (byte) main::i#1 ← ++ (byte) main::i#2
+  [13] if((byte) main::i#1!=(byte) 3) goto main::@3
+  to:main::@6
+main::@6: scope:[main]  from main::@4
+  [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' '
+  [15] (byte) main::idx#5 ← ++ (byte) main::idx#11
+  to:main::@7
+main::@7: scope:[main]  from main::@6 main::@8
+  [16] (byte) main::idx#12 ← phi( main::@8/(byte) main::idx#17 main::@6/(byte) main::idx#5 )
+  [16] (word) main::i1#2 ← phi( main::@8/(word) main::i1#1 main::@6/(word) 0 )
+  [17] if((byte) 0==(word) main::i1#2) goto main::@8
+  to:main::@9
+main::@9: scope:[main]  from main::@7
+  [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+'
+  [19] (byte) main::idx#6 ← ++ (byte) main::idx#12
+  to:main::@8
+main::@8: scope:[main]  from main::@7 main::@9
+  [20] (byte) main::idx#17 ← phi( main::@9/(byte) main::idx#6 main::@7/(byte) main::idx#12 )
+  [21] (word) main::i1#1 ← ++ (word) main::i1#2
+  [22] if((word) main::i1#1!=(byte) 3) goto main::@7
+  to:main::@return
+main::@return: scope:[main]  from main::@8
+  [23] return 
+  to:@return
+
+
+VARIABLE REGISTER WEIGHTS
+(byte*) SCREEN
+(void()) main()
+(byte) main::i
+(byte) main::i#1 16.5
+(byte) main::i#2 6.6000000000000005
+(word) main::i1
+(word) main::i1#1 16.5
+(word) main::i1#2 6.6000000000000005
+(byte) main::idx
+(byte) main::idx#10 14.666666666666666
+(byte) main::idx#11 9.25
+(byte) main::idx#12 15.333333333333332
+(byte) main::idx#17 11.0
+(byte) main::idx#4 22.0
+(byte) main::idx#5 4.0
+(byte) main::idx#6 22.0
+
+Initial phi equivalence classes
+[ main::i#2 main::i#1 ]
+[ main::idx#10 main::idx#11 main::idx#4 ]
+[ main::i1#2 main::i1#1 ]
+[ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+Complete equivalence classes
+[ main::i#2 main::i#1 ]
+[ main::idx#10 main::idx#11 main::idx#4 ]
+[ main::i1#2 main::i1#1 ]
+[ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
+Allocated zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ]
+Allocated zp ZP_WORD:4 [ main::i1#2 main::i1#1 ]
+Allocated zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+
+INITIAL ASM
+//SEG0 File Comments
+// Tests using integer conditions in if()
+// This should produce '+ ++ ++' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label i = 2
+    .label idx = 3
+    .label idx_5 = 6
+    .label i1 = 4
+    .label idx_6 = 6
+    .label idx_12 = 6
+    .label idx_17 = 6
+    jmp b2
+  //SEG11 main::@2
+  b2:
+  //SEG12 [5] *((const byte*) SCREEN#0) ← (byte) '+' -- _deref_pbuc1=vbuc2 
+    lda #'+'
+    sta SCREEN
+    jmp b1
+  //SEG13 main::@1
+  b1:
+  //SEG14 [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' -- _deref_pbuc1=vbuc2 
+    lda #' '
+    sta SCREEN+1
+  //SEG15 [7] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  b3_from_b1:
+  //SEG16 [7] phi (byte) main::idx#10 = (byte) 2 [phi:main::@1->main::@3#0] -- vbuz1=vbuc1 
+    lda #2
+    sta idx
+  //SEG17 [7] phi (byte) main::i#2 = (byte) 0 [phi:main::@1->main::@3#1] -- vbuz1=vbuc1 
+    lda #0
+    sta i
+    jmp b3
+  // loop byte
+  //SEG18 [7] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  b3_from_b4:
+  //SEG19 [7] phi (byte) main::idx#10 = (byte) main::idx#11 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG20 [7] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+  //SEG21 main::@3
+  b3:
+  //SEG22 [8] if((byte) 0==(byte) main::i#2) goto main::@4 -- vbuc1_eq_vbuz1_then_la1 
+    lda #0
+    cmp i
+    beq b4_from_b3
+    jmp b5
+  //SEG23 main::@5
+  b5:
+  //SEG24 [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #'+'
+    ldy idx
+    sta SCREEN,y
+  //SEG25 [10] (byte) main::idx#4 ← ++ (byte) main::idx#10 -- vbuz1=_inc_vbuz1 
+    inc idx
+  //SEG26 [11] phi from main::@3 main::@5 to main::@4 [phi:main::@3/main::@5->main::@4]
+  b4_from_b3:
+  b4_from_b5:
+  //SEG27 [11] phi (byte) main::idx#11 = (byte) main::idx#10 [phi:main::@3/main::@5->main::@4#0] -- register_copy 
+    jmp b4
+  //SEG28 main::@4
+  b4:
+  //SEG29 [12] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1 
+    inc i
+  //SEG30 [13] if((byte) main::i#1!=(byte) 3) goto main::@3 -- vbuz1_neq_vbuc1_then_la1 
+    lda #3
+    cmp i
+    bne b3_from_b4
+    jmp b6
+  //SEG31 main::@6
+  b6:
+  //SEG32 [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #' '
+    ldy idx
+    sta SCREEN,y
+  //SEG33 [15] (byte) main::idx#5 ← ++ (byte) main::idx#11 -- vbuz1=_inc_vbuz2 
+    ldy idx
+    iny
+    sty idx_5
+  //SEG34 [16] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
+  b7_from_b6:
+  //SEG35 [16] phi (byte) main::idx#12 = (byte) main::idx#5 [phi:main::@6->main::@7#0] -- register_copy 
+  //SEG36 [16] phi (word) main::i1#2 = (word) 0 [phi:main::@6->main::@7#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta i1
+    lda #>0
+    sta i1+1
+    jmp b7
+  // loop word
+  //SEG37 [16] phi from main::@8 to main::@7 [phi:main::@8->main::@7]
+  b7_from_b8:
+  //SEG38 [16] phi (byte) main::idx#12 = (byte) main::idx#17 [phi:main::@8->main::@7#0] -- register_copy 
+  //SEG39 [16] phi (word) main::i1#2 = (word) main::i1#1 [phi:main::@8->main::@7#1] -- register_copy 
+    jmp b7
+  //SEG40 main::@7
+  b7:
+  //SEG41 [17] if((byte) 0==(word) main::i1#2) goto main::@8 -- vwuc1_eq_vwuz1_then_la1 
+    lda i1
+    cmp #<0
+    bne !+
+    lda i1+1
+    cmp #>0
+    beq b8_from_b7
+  !:
+    jmp b9
+  //SEG42 main::@9
+  b9:
+  //SEG43 [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #'+'
+    ldy idx_12
+    sta SCREEN,y
+  //SEG44 [19] (byte) main::idx#6 ← ++ (byte) main::idx#12 -- vbuz1=_inc_vbuz1 
+    inc idx_6
+  //SEG45 [20] phi from main::@7 main::@9 to main::@8 [phi:main::@7/main::@9->main::@8]
+  b8_from_b7:
+  b8_from_b9:
+  //SEG46 [20] phi (byte) main::idx#17 = (byte) main::idx#12 [phi:main::@7/main::@9->main::@8#0] -- register_copy 
+    jmp b8
+  //SEG47 main::@8
+  b8:
+  //SEG48 [21] (word) main::i1#1 ← ++ (word) main::i1#2 -- vwuz1=_inc_vwuz1 
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+  //SEG49 [22] if((word) main::i1#1!=(byte) 3) goto main::@7 -- vwuz1_neq_vwuc1_then_la1 
+    lda i1+1
+    cmp #>3
+    bne b7_from_b8
+    lda i1
+    cmp #<3
+    bne b7_from_b8
+    jmp breturn
+  //SEG50 main::@return
+  breturn:
+  //SEG51 [23] return 
+    rts
+}
+
+REGISTER UPLIFT POTENTIAL REGISTERS
+Statement [5] *((const byte*) SCREEN#0) ← (byte) '+' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+' [ main::i#2 main::idx#10 ] ( main:2 [ main::i#2 main::idx#10 ] ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ]
+Statement [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' [ main::idx#11 ] ( main:2 [ main::idx#11 ] ) always clobbers reg byte a 
+Statement [17] if((byte) 0==(word) main::i1#2) goto main::@8 [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+Statement [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+' [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Statement [22] if((word) main::i1#1!=(byte) 3) goto main::@7 [ main::i1#1 main::idx#17 ] ( main:2 [ main::i1#1 main::idx#17 ] ) always clobbers reg byte a 
+Statement [5] *((const byte*) SCREEN#0) ← (byte) '+' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+' [ main::i#2 main::idx#10 ] ( main:2 [ main::i#2 main::idx#10 ] ) always clobbers reg byte a 
+Statement [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' [ main::idx#11 ] ( main:2 [ main::idx#11 ] ) always clobbers reg byte a 
+Statement [17] if((byte) 0==(word) main::i1#2) goto main::@8 [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Statement [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+' [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Statement [22] if((word) main::i1#1!=(byte) 3) goto main::@7 [ main::i1#1 main::idx#17 ] ( main:2 [ main::i1#1 main::idx#17 ] ) always clobbers reg byte a 
+Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ] : zp ZP_BYTE:3 , reg byte x , reg byte y , 
+Potential registers zp ZP_WORD:4 [ main::i1#2 main::i1#1 ] : zp ZP_WORD:4 , 
+Potential registers zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ] : zp ZP_BYTE:6 , reg byte x , reg byte y , 
+
+REGISTER UPLIFT SCOPES
+Uplift Scope [main] 52.33: zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ] 45.92: zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ] 23.1: zp ZP_BYTE:2 [ main::i#2 main::i#1 ] 23.1: zp ZP_WORD:4 [ main::i1#2 main::i1#1 ] 
+Uplift Scope [] 
+
+Uplifting [main] best 1227 combination reg byte y [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ] reg byte y [ main::idx#10 main::idx#11 main::idx#4 ] reg byte x [ main::i#2 main::i#1 ] zp ZP_WORD:4 [ main::i1#2 main::i1#1 ] 
+Uplifting [] best 1227 combination 
+Allocated (was zp ZP_WORD:4) zp ZP_WORD:2 [ main::i1#2 main::i1#1 ]
+
+ASSEMBLER BEFORE OPTIMIZATION
+//SEG0 File Comments
+// Tests using integer conditions in if()
+// This should produce '+ ++ ++' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label i1 = 2
+    jmp b2
+  //SEG11 main::@2
+  b2:
+  //SEG12 [5] *((const byte*) SCREEN#0) ← (byte) '+' -- _deref_pbuc1=vbuc2 
+    lda #'+'
+    sta SCREEN
+    jmp b1
+  //SEG13 main::@1
+  b1:
+  //SEG14 [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' -- _deref_pbuc1=vbuc2 
+    lda #' '
+    sta SCREEN+1
+  //SEG15 [7] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  b3_from_b1:
+  //SEG16 [7] phi (byte) main::idx#10 = (byte) 2 [phi:main::@1->main::@3#0] -- vbuyy=vbuc1 
+    ldy #2
+  //SEG17 [7] phi (byte) main::i#2 = (byte) 0 [phi:main::@1->main::@3#1] -- vbuxx=vbuc1 
+    ldx #0
+    jmp b3
+  // loop byte
+  //SEG18 [7] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  b3_from_b4:
+  //SEG19 [7] phi (byte) main::idx#10 = (byte) main::idx#11 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG20 [7] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+  //SEG21 main::@3
+  b3:
+  //SEG22 [8] if((byte) 0==(byte) main::i#2) goto main::@4 -- vbuc1_eq_vbuxx_then_la1 
+    cpx #0
+    beq b4_from_b3
+    jmp b5
+  //SEG23 main::@5
+  b5:
+  //SEG24 [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'+'
+    sta SCREEN,y
+  //SEG25 [10] (byte) main::idx#4 ← ++ (byte) main::idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG26 [11] phi from main::@3 main::@5 to main::@4 [phi:main::@3/main::@5->main::@4]
+  b4_from_b3:
+  b4_from_b5:
+  //SEG27 [11] phi (byte) main::idx#11 = (byte) main::idx#10 [phi:main::@3/main::@5->main::@4#0] -- register_copy 
+    jmp b4
+  //SEG28 main::@4
+  b4:
+  //SEG29 [12] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx 
+    inx
+  //SEG30 [13] if((byte) main::i#1!=(byte) 3) goto main::@3 -- vbuxx_neq_vbuc1_then_la1 
+    cpx #3
+    bne b3_from_b4
+    jmp b6
+  //SEG31 main::@6
+  b6:
+  //SEG32 [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG33 [15] (byte) main::idx#5 ← ++ (byte) main::idx#11 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG34 [16] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
+  b7_from_b6:
+  //SEG35 [16] phi (byte) main::idx#12 = (byte) main::idx#5 [phi:main::@6->main::@7#0] -- register_copy 
+  //SEG36 [16] phi (word) main::i1#2 = (word) 0 [phi:main::@6->main::@7#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta i1
+    lda #>0
+    sta i1+1
+    jmp b7
+  // loop word
+  //SEG37 [16] phi from main::@8 to main::@7 [phi:main::@8->main::@7]
+  b7_from_b8:
+  //SEG38 [16] phi (byte) main::idx#12 = (byte) main::idx#17 [phi:main::@8->main::@7#0] -- register_copy 
+  //SEG39 [16] phi (word) main::i1#2 = (word) main::i1#1 [phi:main::@8->main::@7#1] -- register_copy 
+    jmp b7
+  //SEG40 main::@7
+  b7:
+  //SEG41 [17] if((byte) 0==(word) main::i1#2) goto main::@8 -- vwuc1_eq_vwuz1_then_la1 
+    lda i1
+    cmp #<0
+    bne !+
+    lda i1+1
+    cmp #>0
+    beq b8_from_b7
+  !:
+    jmp b9
+  //SEG42 main::@9
+  b9:
+  //SEG43 [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'+'
+    sta SCREEN,y
+  //SEG44 [19] (byte) main::idx#6 ← ++ (byte) main::idx#12 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG45 [20] phi from main::@7 main::@9 to main::@8 [phi:main::@7/main::@9->main::@8]
+  b8_from_b7:
+  b8_from_b9:
+  //SEG46 [20] phi (byte) main::idx#17 = (byte) main::idx#12 [phi:main::@7/main::@9->main::@8#0] -- register_copy 
+    jmp b8
+  //SEG47 main::@8
+  b8:
+  //SEG48 [21] (word) main::i1#1 ← ++ (word) main::i1#2 -- vwuz1=_inc_vwuz1 
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+  //SEG49 [22] if((word) main::i1#1!=(byte) 3) goto main::@7 -- vwuz1_neq_vwuc1_then_la1 
+    lda i1+1
+    cmp #>3
+    bne b7_from_b8
+    lda i1
+    cmp #<3
+    bne b7_from_b8
+    jmp breturn
+  //SEG50 main::@return
+  breturn:
+  //SEG51 [23] return 
+    rts
+}
+
+ASSEMBLER OPTIMIZATIONS
+Removing instruction jmp b1
+Removing instruction jmp bend
+Removing instruction jmp b2
+Removing instruction jmp b1
+Removing instruction jmp b3
+Removing instruction jmp b5
+Removing instruction jmp b4
+Removing instruction jmp b6
+Removing instruction jmp b7
+Removing instruction jmp b9
+Removing instruction jmp b8
+Removing instruction jmp breturn
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction lda #>0
+Succesful ASM optimization Pass5UnnecesaryLoadElimination
+Replacing label b4_from_b3 with b4
+Replacing label b3_from_b4 with b3
+Replacing label b8_from_b7 with b8
+Replacing label b7_from_b8 with b7
+Replacing label b7_from_b8 with b7
+Removing instruction b1_from_bbegin:
+Removing instruction b1:
+Removing instruction main_from_b1:
+Removing instruction bend_from_b1:
+Removing instruction b3_from_b4:
+Removing instruction b4_from_b3:
+Removing instruction b4_from_b5:
+Removing instruction b7_from_b8:
+Removing instruction b8_from_b7:
+Removing instruction b8_from_b9:
+Succesful ASM optimization Pass5RedundantLabelElimination
+Removing instruction bend:
+Removing instruction b2:
+Removing instruction b1:
+Removing instruction b3_from_b1:
+Removing instruction b5:
+Removing instruction b6:
+Removing instruction b7_from_b6:
+Removing instruction b9:
+Removing instruction breturn:
+Succesful ASM optimization Pass5UnusedLabelElimination
+Updating BasicUpstart to call main directly
+Removing instruction jsr main
+Succesful ASM optimization Pass5SkipBegin
+Removing instruction jmp b3
+Removing instruction jmp b7
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction bbegin:
+Succesful ASM optimization Pass5UnusedLabelElimination
+
+FINAL SYMBOL TABLE
+(label) @1
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(const byte*) SCREEN#0 SCREEN = (byte*) 1024
+(void()) main()
+(label) main::@1
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@5
+(label) main::@6
+(label) main::@7
+(label) main::@8
+(label) main::@9
+(label) main::@return
+(byte) main::i
+(byte) main::i#1 reg byte x 16.5
+(byte) main::i#2 reg byte x 6.6000000000000005
+(word) main::i1
+(word) main::i1#1 i1 zp ZP_WORD:2 16.5
+(word) main::i1#2 i1 zp ZP_WORD:2 6.6000000000000005
+(byte) main::idx
+(byte) main::idx#10 reg byte y 14.666666666666666
+(byte) main::idx#11 reg byte y 9.25
+(byte) main::idx#12 reg byte y 15.333333333333332
+(byte) main::idx#17 reg byte y 11.0
+(byte) main::idx#4 reg byte y 22.0
+(byte) main::idx#5 reg byte y 4.0
+(byte) main::idx#6 reg byte y 22.0
+
+reg byte x [ main::i#2 main::i#1 ]
+reg byte y [ main::idx#10 main::idx#11 main::idx#4 ]
+zp ZP_WORD:2 [ main::i1#2 main::i1#1 ]
+reg byte y [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+
+
+FINAL ASSEMBLER
+Score: 862
+
+//SEG0 File Comments
+// Tests using integer conditions in if()
+// This should produce '+ ++ ++' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+//SEG5 @1
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+//SEG9 @end
+//SEG10 main
+main: {
+    .label i1 = 2
+  //SEG11 main::@2
+  //SEG12 [5] *((const byte*) SCREEN#0) ← (byte) '+' -- _deref_pbuc1=vbuc2 
+    lda #'+'
+    sta SCREEN
+  //SEG13 main::@1
+  //SEG14 [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' -- _deref_pbuc1=vbuc2 
+    lda #' '
+    sta SCREEN+1
+  //SEG15 [7] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  //SEG16 [7] phi (byte) main::idx#10 = (byte) 2 [phi:main::@1->main::@3#0] -- vbuyy=vbuc1 
+    ldy #2
+  //SEG17 [7] phi (byte) main::i#2 = (byte) 0 [phi:main::@1->main::@3#1] -- vbuxx=vbuc1 
+    ldx #0
+  // loop byte
+  //SEG18 [7] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  //SEG19 [7] phi (byte) main::idx#10 = (byte) main::idx#11 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG20 [7] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@3#1] -- register_copy 
+  //SEG21 main::@3
+  b3:
+  //SEG22 [8] if((byte) 0==(byte) main::i#2) goto main::@4 -- vbuc1_eq_vbuxx_then_la1 
+    cpx #0
+    beq b4
+  //SEG23 main::@5
+  //SEG24 [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'+'
+    sta SCREEN,y
+  //SEG25 [10] (byte) main::idx#4 ← ++ (byte) main::idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG26 [11] phi from main::@3 main::@5 to main::@4 [phi:main::@3/main::@5->main::@4]
+  //SEG27 [11] phi (byte) main::idx#11 = (byte) main::idx#10 [phi:main::@3/main::@5->main::@4#0] -- register_copy 
+  //SEG28 main::@4
+  b4:
+  //SEG29 [12] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx 
+    inx
+  //SEG30 [13] if((byte) main::i#1!=(byte) 3) goto main::@3 -- vbuxx_neq_vbuc1_then_la1 
+    cpx #3
+    bne b3
+  //SEG31 main::@6
+  //SEG32 [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG33 [15] (byte) main::idx#5 ← ++ (byte) main::idx#11 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG34 [16] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
+  //SEG35 [16] phi (byte) main::idx#12 = (byte) main::idx#5 [phi:main::@6->main::@7#0] -- register_copy 
+  //SEG36 [16] phi (word) main::i1#2 = (word) 0 [phi:main::@6->main::@7#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta i1
+    sta i1+1
+  // loop word
+  //SEG37 [16] phi from main::@8 to main::@7 [phi:main::@8->main::@7]
+  //SEG38 [16] phi (byte) main::idx#12 = (byte) main::idx#17 [phi:main::@8->main::@7#0] -- register_copy 
+  //SEG39 [16] phi (word) main::i1#2 = (word) main::i1#1 [phi:main::@8->main::@7#1] -- register_copy 
+  //SEG40 main::@7
+  b7:
+  //SEG41 [17] if((byte) 0==(word) main::i1#2) goto main::@8 -- vwuc1_eq_vwuz1_then_la1 
+    lda i1
+    cmp #<0
+    bne !+
+    lda i1+1
+    cmp #>0
+    beq b8
+  !:
+  //SEG42 main::@9
+  //SEG43 [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '+' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'+'
+    sta SCREEN,y
+  //SEG44 [19] (byte) main::idx#6 ← ++ (byte) main::idx#12 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG45 [20] phi from main::@7 main::@9 to main::@8 [phi:main::@7/main::@9->main::@8]
+  //SEG46 [20] phi (byte) main::idx#17 = (byte) main::idx#12 [phi:main::@7/main::@9->main::@8#0] -- register_copy 
+  //SEG47 main::@8
+  b8:
+  //SEG48 [21] (word) main::i1#1 ← ++ (word) main::i1#2 -- vwuz1=_inc_vwuz1 
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+  //SEG49 [22] if((word) main::i1#1!=(byte) 3) goto main::@7 -- vwuz1_neq_vwuc1_then_la1 
+    lda i1+1
+    cmp #>3
+    bne b7
+    lda i1
+    cmp #<3
+    bne b7
+  //SEG50 main::@return
+  //SEG51 [23] return 
+    rts
+}
+

src/test/ref/condition-integer-0.sym

@@ -0,0 +1 @@
+program

src/test/ref/condition-integer-1.asm

@@ -0,0 +1,55 @@
+// Tests using integer conditions in if()
+// This should produce '0 0 0' at the top of the screen
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+  .label SCREEN = $400
+main: {
+    .label i1 = 2
+    lda #'0'
+    sta SCREEN
+    lda #' '
+    sta SCREEN+1
+    ldy #2
+    ldx #0
+  // loop byte
+  b3:
+    cpx #0
+    bne b4
+    lda #'0'
+    sta SCREEN,y
+    iny
+  b4:
+    inx
+    cpx #3
+    bne b3
+    lda #' '
+    sta SCREEN,y
+    iny
+    lda #<0
+    sta i1
+    sta i1+1
+  // loop word
+  b7:
+    lda i1+1
+    cmp #>0
+    bne b8
+    lda i1
+    cmp #<0
+    bne b8
+    lda #'0'
+    sta SCREEN,y
+    iny
+  b8:
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+    lda i1+1
+    cmp #>3
+    bne b7
+    lda i1
+    cmp #<3
+    bne b7
+    rts
+}

src/test/ref/condition-integer-1.cfg

@@ -0,0 +1,53 @@
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@2
+main::@2: scope:[main]  from main
+  [5] *((const byte*) SCREEN#0) ← (byte) '0'
+  to:main::@1
+main::@1: scope:[main]  from main::@2
+  [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' '
+  to:main::@3
+main::@3: scope:[main]  from main::@1 main::@4
+  [7] (byte) main::idx#10 ← phi( main::@1/(byte) 2 main::@4/(byte) main::idx#11 )
+  [7] (byte) main::i#2 ← phi( main::@1/(byte) 0 main::@4/(byte) main::i#1 )
+  [8] if((byte) 0!=(byte) main::i#2) goto main::@4
+  to:main::@5
+main::@5: scope:[main]  from main::@3
+  [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0'
+  [10] (byte) main::idx#4 ← ++ (byte) main::idx#10
+  to:main::@4
+main::@4: scope:[main]  from main::@3 main::@5
+  [11] (byte) main::idx#11 ← phi( main::@3/(byte) main::idx#10 main::@5/(byte) main::idx#4 )
+  [12] (byte) main::i#1 ← ++ (byte) main::i#2
+  [13] if((byte) main::i#1!=(byte) 3) goto main::@3
+  to:main::@6
+main::@6: scope:[main]  from main::@4
+  [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' '
+  [15] (byte) main::idx#5 ← ++ (byte) main::idx#11
+  to:main::@7
+main::@7: scope:[main]  from main::@6 main::@8
+  [16] (byte) main::idx#12 ← phi( main::@8/(byte) main::idx#17 main::@6/(byte) main::idx#5 )
+  [16] (word) main::i1#2 ← phi( main::@8/(word) main::i1#1 main::@6/(word) 0 )
+  [17] if((byte) 0!=(word) main::i1#2) goto main::@8
+  to:main::@9
+main::@9: scope:[main]  from main::@7
+  [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0'
+  [19] (byte) main::idx#6 ← ++ (byte) main::idx#12
+  to:main::@8
+main::@8: scope:[main]  from main::@7 main::@9
+  [20] (byte) main::idx#17 ← phi( main::@9/(byte) main::idx#6 main::@7/(byte) main::idx#12 )
+  [21] (word) main::i1#1 ← ++ (word) main::i1#2
+  [22] if((word) main::i1#1!=(byte) 3) goto main::@7
+  to:main::@return
+main::@return: scope:[main]  from main::@8
+  [23] return 
+  to:@return

src/test/ref/condition-integer-1.log

@@ -0,0 +1,934 @@
+Warning! Adding boolean cast to non-boolean sub-expression (number) 0
+Warning! Adding boolean cast to non-boolean sub-expression (number) $3e7
+Warning! Adding boolean cast to non-boolean sub-expression (byte) main::i
+Warning! Adding boolean cast to non-boolean sub-expression (word) main::i1
+Adding pointer type conversion cast (byte*) SCREEN in (byte*) SCREEN ← (number) $400
+Culled Empty Block (label) main::@12
+
+CONTROL FLOW GRAPH SSA
+@begin: scope:[]  from
+  (byte*) SCREEN#0 ← ((byte*)) (number) $400
+  to:@1
+main: scope:[main]  from @1
+  (byte) main::idx#0 ← (number) 0
+  (bool~) main::$10 ← (number) 0 != (number) 0
+  (bool~) main::$0 ← ! (bool~) main::$10
+  (bool~) main::$1 ← ! (bool~) main::$0
+  if((bool~) main::$1) goto main::@1
+  to:main::@3
+main::@1: scope:[main]  from main main::@3
+  (byte) main::idx#13 ← phi( main/(byte) main::idx#0 main::@3/(byte) main::idx#1 )
+  (bool~) main::$11 ← (number) 0 != (number) $3e7
+  (bool~) main::$2 ← ! (bool~) main::$11
+  (bool~) main::$3 ← ! (bool~) main::$2
+  if((bool~) main::$3) goto main::@2
+  to:main::@4
+main::@3: scope:[main]  from main
+  (byte) main::idx#7 ← phi( main/(byte) main::idx#0 )
+  *((byte*) SCREEN#0 + (byte) main::idx#7) ← (byte) '0'
+  (byte) main::idx#1 ← ++ (byte) main::idx#7
+  to:main::@1
+main::@2: scope:[main]  from main::@1 main::@4
+  (byte) main::idx#8 ← phi( main::@1/(byte) main::idx#13 main::@4/(byte) main::idx#3 )
+  *((byte*) SCREEN#0 + (byte) main::idx#8) ← (byte) ' '
+  (byte) main::idx#2 ← ++ (byte) main::idx#8
+  (byte) main::i#0 ← (byte) 0
+  to:main::@5
+main::@4: scope:[main]  from main::@1
+  (byte) main::idx#9 ← phi( main::@1/(byte) main::idx#13 )
+  *((byte*) SCREEN#0 + (byte) main::idx#9) ← (byte) '+'
+  (byte) main::idx#3 ← ++ (byte) main::idx#9
+  to:main::@2
+main::@5: scope:[main]  from main::@2 main::@6
+  (byte) main::idx#14 ← phi( main::@2/(byte) main::idx#2 main::@6/(byte) main::idx#15 )
+  (byte) main::i#2 ← phi( main::@2/(byte) main::i#0 main::@6/(byte) main::i#1 )
+  (bool~) main::$12 ← (number) 0 != (byte) main::i#2
+  (bool~) main::$4 ← ! (bool~) main::$12
+  (bool~) main::$5 ← ! (bool~) main::$4
+  if((bool~) main::$5) goto main::@6
+  to:main::@7
+main::@6: scope:[main]  from main::@5 main::@7
+  (byte) main::idx#15 ← phi( main::@5/(byte) main::idx#14 main::@7/(byte) main::idx#4 )
+  (byte) main::i#3 ← phi( main::@5/(byte) main::i#2 main::@7/(byte) main::i#4 )
+  (byte) main::i#1 ← (byte) main::i#3 + rangenext(0,2)
+  (bool~) main::$6 ← (byte) main::i#1 != rangelast(0,2)
+  if((bool~) main::$6) goto main::@5
+  to:main::@8
+main::@7: scope:[main]  from main::@5
+  (byte) main::i#4 ← phi( main::@5/(byte) main::i#2 )
+  (byte) main::idx#10 ← phi( main::@5/(byte) main::idx#14 )
+  *((byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0'
+  (byte) main::idx#4 ← ++ (byte) main::idx#10
+  to:main::@6
+main::@8: scope:[main]  from main::@6
+  (byte) main::idx#11 ← phi( main::@6/(byte) main::idx#15 )
+  *((byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' '
+  (byte) main::idx#5 ← ++ (byte) main::idx#11
+  (word) main::i1#0 ← (word) 0
+  to:main::@9
+main::@9: scope:[main]  from main::@10 main::@8
+  (byte) main::idx#16 ← phi( main::@10/(byte) main::idx#17 main::@8/(byte) main::idx#5 )
+  (word) main::i1#2 ← phi( main::@10/(word) main::i1#1 main::@8/(word) main::i1#0 )
+  (bool~) main::$13 ← (number) 0 != (word) main::i1#2
+  (bool~) main::$7 ← ! (bool~) main::$13
+  (bool~) main::$8 ← ! (bool~) main::$7
+  if((bool~) main::$8) goto main::@10
+  to:main::@11
+main::@10: scope:[main]  from main::@11 main::@9
+  (byte) main::idx#17 ← phi( main::@11/(byte) main::idx#6 main::@9/(byte) main::idx#16 )
+  (word) main::i1#3 ← phi( main::@11/(word) main::i1#4 main::@9/(word) main::i1#2 )
+  (word) main::i1#1 ← (word) main::i1#3 + rangenext(0,2)
+  (bool~) main::$9 ← (word) main::i1#1 != rangelast(0,2)
+  if((bool~) main::$9) goto main::@9
+  to:main::@return
+main::@11: scope:[main]  from main::@9
+  (word) main::i1#4 ← phi( main::@9/(word) main::i1#2 )
+  (byte) main::idx#12 ← phi( main::@9/(byte) main::idx#16 )
+  *((byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0'
+  (byte) main::idx#6 ← ++ (byte) main::idx#12
+  to:main::@10
+main::@return: scope:[main]  from main::@10
+  return 
+  to:@return
+@1: scope:[]  from @begin
+  call main 
+  to:@2
+@2: scope:[]  from @1
+  to:@end
+@end: scope:[]  from @2
+
+SYMBOL TABLE SSA
+(label) @1
+(label) @2
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(byte*) SCREEN#0
+(void()) main()
+(bool~) main::$0
+(bool~) main::$1
+(bool~) main::$10
+(bool~) main::$11
+(bool~) main::$12
+(bool~) main::$13
+(bool~) main::$2
+(bool~) main::$3
+(bool~) main::$4
+(bool~) main::$5
+(bool~) main::$6
+(bool~) main::$7
+(bool~) main::$8
+(bool~) main::$9
+(label) main::@1
+(label) main::@10
+(label) main::@11
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@5
+(label) main::@6
+(label) main::@7
+(label) main::@8
+(label) main::@9
+(label) main::@return
+(byte) main::i
+(byte) main::i#0
+(byte) main::i#1
+(byte) main::i#2
+(byte) main::i#3
+(byte) main::i#4
+(word) main::i1
+(word) main::i1#0
+(word) main::i1#1
+(word) main::i1#2
+(word) main::i1#3
+(word) main::i1#4
+(byte) main::idx
+(byte) main::idx#0
+(byte) main::idx#1
+(byte) main::idx#10
+(byte) main::idx#11
+(byte) main::idx#12
+(byte) main::idx#13
+(byte) main::idx#14
+(byte) main::idx#15
+(byte) main::idx#16
+(byte) main::idx#17
+(byte) main::idx#2
+(byte) main::idx#3
+(byte) main::idx#4
+(byte) main::idx#5
+(byte) main::idx#6
+(byte) main::idx#7
+(byte) main::idx#8
+(byte) main::idx#9
+
+Adding number conversion cast (unumber) 0 in (byte) main::idx#0 ← (number) 0
+Adding number conversion cast (unumber) 0 in (bool~) main::$12 ← (number) 0 != (byte) main::i#2
+Adding number conversion cast (unumber) 0 in (bool~) main::$13 ← (number) 0 != (word) main::i1#2
+Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
+Inlining cast (byte) main::idx#0 ← (unumber)(number) 0
+Successful SSA optimization Pass2InlineCast
+Simplifying constant pointer cast (byte*) 1024
+Simplifying constant integer cast 0
+Simplifying constant integer cast 0
+Simplifying constant integer cast 0
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 0
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Inversing boolean not [3] (bool~) main::$0 ← (number) 0 == (number) 0 from [2] (bool~) main::$10 ← (number) 0 != (number) 0
+Inversing boolean not [4] (bool~) main::$1 ← (number) 0 != (number) 0 from [3] (bool~) main::$0 ← (number) 0 == (number) 0
+Inversing boolean not [8] (bool~) main::$2 ← (number) 0 == (number) $3e7 from [7] (bool~) main::$11 ← (number) 0 != (number) $3e7
+Inversing boolean not [9] (bool~) main::$3 ← (number) 0 != (number) $3e7 from [8] (bool~) main::$2 ← (number) 0 == (number) $3e7
+Inversing boolean not [23] (bool~) main::$4 ← (byte) 0 == (byte) main::i#2 from [22] (bool~) main::$12 ← (byte) 0 != (byte) main::i#2
+Inversing boolean not [24] (bool~) main::$5 ← (byte) 0 != (byte) main::i#2 from [23] (bool~) main::$4 ← (byte) 0 == (byte) main::i#2
+Inversing boolean not [39] (bool~) main::$7 ← (byte) 0 == (word) main::i1#2 from [38] (bool~) main::$13 ← (byte) 0 != (word) main::i1#2
+Inversing boolean not [40] (bool~) main::$8 ← (byte) 0 != (word) main::i1#2 from [39] (bool~) main::$7 ← (byte) 0 == (word) main::i1#2
+Successful SSA optimization Pass2UnaryNotSimplification
+Alias (byte) main::idx#0 = (byte) main::idx#7 
+Alias (byte) main::idx#13 = (byte) main::idx#9 
+Alias (byte) main::idx#10 = (byte) main::idx#14 
+Alias (byte) main::i#2 = (byte) main::i#4 
+Alias (byte) main::idx#11 = (byte) main::idx#15 
+Alias (byte) main::idx#12 = (byte) main::idx#16 
+Alias (word) main::i1#2 = (word) main::i1#4 
+Successful SSA optimization Pass2AliasElimination
+Alias (byte) main::i#2 = (byte) main::i#3 
+Alias (word) main::i1#2 = (word) main::i1#3 
+Successful SSA optimization Pass2AliasElimination
+Simple Condition (bool~) main::$1 [5] if((number) 0!=(number) 0) goto main::@1
+Simple Condition (bool~) main::$3 [10] if((number) 0!=(number) $3e7) goto main::@2
+Simple Condition (bool~) main::$5 [25] if((byte) 0!=(byte) main::i#2) goto main::@6
+Simple Condition (bool~) main::$6 [29] if((byte) main::i#1!=rangelast(0,2)) goto main::@5
+Simple Condition (bool~) main::$8 [41] if((byte) 0!=(word) main::i1#2) goto main::@10
+Simple Condition (bool~) main::$9 [45] if((word) main::i1#1!=rangelast(0,2)) goto main::@9
+Successful SSA optimization Pass2ConditionalJumpSimplification
+Constant (const byte*) SCREEN#0 = (byte*) 1024
+Constant (const byte) main::idx#0 = 0
+Constant (const byte) main::i#0 = 0
+Constant (const word) main::i1#0 = 0
+Successful SSA optimization Pass2ConstantIdentification
+Removing PHI-reference to removed block (main) in block main::@1
+if() condition always false - eliminating [5] if((number) 0!=(number) 0) goto main::@1
+if() condition always true - replacing block destination [10] if((number) 0!=(number) $3e7) goto main::@2
+Successful SSA optimization Pass2ConstantIfs
+Resolved ranged next value [27] main::i#1 ← ++ main::i#2 to ++
+Resolved ranged comparison value [29] if(main::i#1!=rangelast(0,2)) goto main::@5 to (number) 3
+Resolved ranged next value [43] main::i1#1 ← ++ main::i1#2 to ++
+Resolved ranged comparison value [45] if(main::i1#1!=rangelast(0,2)) goto main::@9 to (number) 3
+Simplifying expression containing zero SCREEN#0 in [12] *((const byte*) SCREEN#0 + (const byte) main::idx#0) ← (byte) '0'
+Successful SSA optimization PassNSimplifyExpressionWithZero
+Eliminating variable (byte) main::idx#3 from unused block main::@4
+Removing PHI-reference to removed block (main::@4) in block main::@2
+Removing unused block main::@4
+Successful SSA optimization Pass2EliminateUnusedBlocks
+Adding number conversion cast (unumber) 3 in if((byte) main::i#1!=(number) 3) goto main::@5
+Adding number conversion cast (unumber) 3 in if((word) main::i1#1!=(number) 3) goto main::@9
+Successful SSA optimization PassNAddNumberTypeConversions
+Simplifying constant integer cast 3
+Simplifying constant integer cast 3
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 3
+Finalized unsigned number type (byte) 3
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Alias (byte) main::idx#1 = (byte) main::idx#13 (byte) main::idx#8 
+Successful SSA optimization Pass2AliasElimination
+Constant right-side identified [2] (byte) main::idx#1 ← ++ (const byte) main::idx#0
+Successful SSA optimization Pass2ConstantRValueConsolidation
+Constant (const byte) main::idx#1 = ++main::idx#0
+Successful SSA optimization Pass2ConstantIdentification
+Constant right-side identified [2] (byte) main::idx#2 ← ++ (const byte) main::idx#1
+Successful SSA optimization Pass2ConstantRValueConsolidation
+Constant (const byte) main::idx#2 = ++main::idx#1
+Successful SSA optimization Pass2ConstantIdentification
+Inlining constant with var siblings (const byte) main::idx#0
+Inlining constant with var siblings (const byte) main::i#0
+Inlining constant with var siblings (const word) main::i1#0
+Inlining constant with var siblings (const byte) main::idx#1
+Inlining constant with var siblings (const byte) main::idx#2
+Constant inlined main::i#0 = (byte) 0
+Constant inlined main::i1#0 = (word) 0
+Constant inlined main::idx#0 = (byte) 0
+Constant inlined main::idx#1 = ++(byte) 0
+Constant inlined main::idx#2 = ++++(byte) 0
+Successful SSA optimization Pass2ConstantInlining
+Consolidated array index constant in *(SCREEN#0+++0)
+Successful SSA optimization Pass2ConstantAdditionElimination
+Simplifying constant integer increment ++0
+Simplifying constant integer increment ++0
+Successful SSA optimization Pass2ConstantSimplification
+Simplifying constant integer increment ++1
+Successful SSA optimization Pass2ConstantSimplification
+Added new block during phi lifting main::@13(between main::@6 and main::@5)
+Added new block during phi lifting main::@14(between main::@5 and main::@6)
+Added new block during phi lifting main::@15(between main::@10 and main::@9)
+Added new block during phi lifting main::@16(between main::@9 and main::@10)
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @2
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+Adding NOP phi() at start of main::@1
+CALL GRAPH
+Calls in [] to main:2 
+
+Created 6 initial phi equivalence classes
+Coalesced [13] main::idx#20 ← main::idx#4
+Coalesced [19] main::idx#22 ← main::idx#5
+Coalesced [24] main::idx#23 ← main::idx#6
+Coalesced [29] main::i1#5 ← main::i1#1
+Coalesced [30] main::idx#21 ← main::idx#17
+Coalesced (already) [31] main::idx#24 ← main::idx#12
+Coalesced [32] main::i#5 ← main::i#1
+Coalesced [33] main::idx#18 ← main::idx#11
+Coalesced (already) [34] main::idx#19 ← main::idx#10
+Coalesced down to 4 phi equivalence classes
+Culled Empty Block (label) @2
+Culled Empty Block (label) main::@1
+Culled Empty Block (label) main::@15
+Culled Empty Block (label) main::@16
+Culled Empty Block (label) main::@13
+Culled Empty Block (label) main::@14
+Renumbering block main::@2 to main::@1
+Renumbering block main::@3 to main::@2
+Renumbering block main::@5 to main::@3
+Renumbering block main::@6 to main::@4
+Renumbering block main::@7 to main::@5
+Renumbering block main::@8 to main::@6
+Renumbering block main::@9 to main::@7
+Renumbering block main::@10 to main::@8
+Renumbering block main::@11 to main::@9
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+
+FINAL CONTROL FLOW GRAPH
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@2
+main::@2: scope:[main]  from main
+  [5] *((const byte*) SCREEN#0) ← (byte) '0'
+  to:main::@1
+main::@1: scope:[main]  from main::@2
+  [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' '
+  to:main::@3
+main::@3: scope:[main]  from main::@1 main::@4
+  [7] (byte) main::idx#10 ← phi( main::@1/(byte) 2 main::@4/(byte) main::idx#11 )
+  [7] (byte) main::i#2 ← phi( main::@1/(byte) 0 main::@4/(byte) main::i#1 )
+  [8] if((byte) 0!=(byte) main::i#2) goto main::@4
+  to:main::@5
+main::@5: scope:[main]  from main::@3
+  [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0'
+  [10] (byte) main::idx#4 ← ++ (byte) main::idx#10
+  to:main::@4
+main::@4: scope:[main]  from main::@3 main::@5
+  [11] (byte) main::idx#11 ← phi( main::@3/(byte) main::idx#10 main::@5/(byte) main::idx#4 )
+  [12] (byte) main::i#1 ← ++ (byte) main::i#2
+  [13] if((byte) main::i#1!=(byte) 3) goto main::@3
+  to:main::@6
+main::@6: scope:[main]  from main::@4
+  [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' '
+  [15] (byte) main::idx#5 ← ++ (byte) main::idx#11
+  to:main::@7
+main::@7: scope:[main]  from main::@6 main::@8
+  [16] (byte) main::idx#12 ← phi( main::@8/(byte) main::idx#17 main::@6/(byte) main::idx#5 )
+  [16] (word) main::i1#2 ← phi( main::@8/(word) main::i1#1 main::@6/(word) 0 )
+  [17] if((byte) 0!=(word) main::i1#2) goto main::@8
+  to:main::@9
+main::@9: scope:[main]  from main::@7
+  [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0'
+  [19] (byte) main::idx#6 ← ++ (byte) main::idx#12
+  to:main::@8
+main::@8: scope:[main]  from main::@7 main::@9
+  [20] (byte) main::idx#17 ← phi( main::@9/(byte) main::idx#6 main::@7/(byte) main::idx#12 )
+  [21] (word) main::i1#1 ← ++ (word) main::i1#2
+  [22] if((word) main::i1#1!=(byte) 3) goto main::@7
+  to:main::@return
+main::@return: scope:[main]  from main::@8
+  [23] return 
+  to:@return
+
+
+VARIABLE REGISTER WEIGHTS
+(byte*) SCREEN
+(void()) main()
+(byte) main::i
+(byte) main::i#1 16.5
+(byte) main::i#2 6.6000000000000005
+(word) main::i1
+(word) main::i1#1 16.5
+(word) main::i1#2 6.6000000000000005
+(byte) main::idx
+(byte) main::idx#10 14.666666666666666
+(byte) main::idx#11 9.25
+(byte) main::idx#12 15.333333333333332
+(byte) main::idx#17 11.0
+(byte) main::idx#4 22.0
+(byte) main::idx#5 4.0
+(byte) main::idx#6 22.0
+
+Initial phi equivalence classes
+[ main::i#2 main::i#1 ]
+[ main::idx#10 main::idx#11 main::idx#4 ]
+[ main::i1#2 main::i1#1 ]
+[ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+Complete equivalence classes
+[ main::i#2 main::i#1 ]
+[ main::idx#10 main::idx#11 main::idx#4 ]
+[ main::i1#2 main::i1#1 ]
+[ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
+Allocated zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ]
+Allocated zp ZP_WORD:4 [ main::i1#2 main::i1#1 ]
+Allocated zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+
+INITIAL ASM
+//SEG0 File Comments
+// Tests using integer conditions in if()
+// This should produce '0 0 0' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label i = 2
+    .label idx = 3
+    .label idx_5 = 6
+    .label i1 = 4
+    .label idx_6 = 6
+    .label idx_12 = 6
+    .label idx_17 = 6
+    jmp b2
+  //SEG11 main::@2
+  b2:
+  //SEG12 [5] *((const byte*) SCREEN#0) ← (byte) '0' -- _deref_pbuc1=vbuc2 
+    lda #'0'
+    sta SCREEN
+    jmp b1
+  //SEG13 main::@1
+  b1:
+  //SEG14 [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' -- _deref_pbuc1=vbuc2 
+    lda #' '
+    sta SCREEN+1
+  //SEG15 [7] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  b3_from_b1:
+  //SEG16 [7] phi (byte) main::idx#10 = (byte) 2 [phi:main::@1->main::@3#0] -- vbuz1=vbuc1 
+    lda #2
+    sta idx
+  //SEG17 [7] phi (byte) main::i#2 = (byte) 0 [phi:main::@1->main::@3#1] -- vbuz1=vbuc1 
+    lda #0
+    sta i
+    jmp b3
+  // loop byte
+  //SEG18 [7] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  b3_from_b4:
+  //SEG19 [7] phi (byte) main::idx#10 = (byte) main::idx#11 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG20 [7] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+  //SEG21 main::@3
+  b3:
+  //SEG22 [8] if((byte) 0!=(byte) main::i#2) goto main::@4 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp i
+    bne b4_from_b3
+    jmp b5
+  //SEG23 main::@5
+  b5:
+  //SEG24 [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #'0'
+    ldy idx
+    sta SCREEN,y
+  //SEG25 [10] (byte) main::idx#4 ← ++ (byte) main::idx#10 -- vbuz1=_inc_vbuz1 
+    inc idx
+  //SEG26 [11] phi from main::@3 main::@5 to main::@4 [phi:main::@3/main::@5->main::@4]
+  b4_from_b3:
+  b4_from_b5:
+  //SEG27 [11] phi (byte) main::idx#11 = (byte) main::idx#10 [phi:main::@3/main::@5->main::@4#0] -- register_copy 
+    jmp b4
+  //SEG28 main::@4
+  b4:
+  //SEG29 [12] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1 
+    inc i
+  //SEG30 [13] if((byte) main::i#1!=(byte) 3) goto main::@3 -- vbuz1_neq_vbuc1_then_la1 
+    lda #3
+    cmp i
+    bne b3_from_b4
+    jmp b6
+  //SEG31 main::@6
+  b6:
+  //SEG32 [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #' '
+    ldy idx
+    sta SCREEN,y
+  //SEG33 [15] (byte) main::idx#5 ← ++ (byte) main::idx#11 -- vbuz1=_inc_vbuz2 
+    ldy idx
+    iny
+    sty idx_5
+  //SEG34 [16] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
+  b7_from_b6:
+  //SEG35 [16] phi (byte) main::idx#12 = (byte) main::idx#5 [phi:main::@6->main::@7#0] -- register_copy 
+  //SEG36 [16] phi (word) main::i1#2 = (word) 0 [phi:main::@6->main::@7#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta i1
+    lda #>0
+    sta i1+1
+    jmp b7
+  // loop word
+  //SEG37 [16] phi from main::@8 to main::@7 [phi:main::@8->main::@7]
+  b7_from_b8:
+  //SEG38 [16] phi (byte) main::idx#12 = (byte) main::idx#17 [phi:main::@8->main::@7#0] -- register_copy 
+  //SEG39 [16] phi (word) main::i1#2 = (word) main::i1#1 [phi:main::@8->main::@7#1] -- register_copy 
+    jmp b7
+  //SEG40 main::@7
+  b7:
+  //SEG41 [17] if((byte) 0!=(word) main::i1#2) goto main::@8 -- vwuc1_neq_vwuz1_then_la1 
+    lda i1+1
+    cmp #>0
+    bne b8_from_b7
+    lda i1
+    cmp #<0
+    bne b8_from_b7
+    jmp b9
+  //SEG42 main::@9
+  b9:
+  //SEG43 [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #'0'
+    ldy idx_12
+    sta SCREEN,y
+  //SEG44 [19] (byte) main::idx#6 ← ++ (byte) main::idx#12 -- vbuz1=_inc_vbuz1 
+    inc idx_6
+  //SEG45 [20] phi from main::@7 main::@9 to main::@8 [phi:main::@7/main::@9->main::@8]
+  b8_from_b7:
+  b8_from_b9:
+  //SEG46 [20] phi (byte) main::idx#17 = (byte) main::idx#12 [phi:main::@7/main::@9->main::@8#0] -- register_copy 
+    jmp b8
+  //SEG47 main::@8
+  b8:
+  //SEG48 [21] (word) main::i1#1 ← ++ (word) main::i1#2 -- vwuz1=_inc_vwuz1 
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+  //SEG49 [22] if((word) main::i1#1!=(byte) 3) goto main::@7 -- vwuz1_neq_vwuc1_then_la1 
+    lda i1+1
+    cmp #>3
+    bne b7_from_b8
+    lda i1
+    cmp #<3
+    bne b7_from_b8
+    jmp breturn
+  //SEG50 main::@return
+  breturn:
+  //SEG51 [23] return 
+    rts
+}
+
+REGISTER UPLIFT POTENTIAL REGISTERS
+Statement [5] *((const byte*) SCREEN#0) ← (byte) '0' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0' [ main::i#2 main::idx#10 ] ( main:2 [ main::i#2 main::idx#10 ] ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ]
+Statement [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' [ main::idx#11 ] ( main:2 [ main::idx#11 ] ) always clobbers reg byte a 
+Statement [17] if((byte) 0!=(word) main::i1#2) goto main::@8 [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+Statement [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0' [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Statement [22] if((word) main::i1#1!=(byte) 3) goto main::@7 [ main::i1#1 main::idx#17 ] ( main:2 [ main::i1#1 main::idx#17 ] ) always clobbers reg byte a 
+Statement [5] *((const byte*) SCREEN#0) ← (byte) '0' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+Statement [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0' [ main::i#2 main::idx#10 ] ( main:2 [ main::i#2 main::idx#10 ] ) always clobbers reg byte a 
+Statement [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' [ main::idx#11 ] ( main:2 [ main::idx#11 ] ) always clobbers reg byte a 
+Statement [17] if((byte) 0!=(word) main::i1#2) goto main::@8 [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Statement [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0' [ main::i1#2 main::idx#12 ] ( main:2 [ main::i1#2 main::idx#12 ] ) always clobbers reg byte a 
+Statement [22] if((word) main::i1#1!=(byte) 3) goto main::@7 [ main::i1#1 main::idx#17 ] ( main:2 [ main::i1#1 main::idx#17 ] ) always clobbers reg byte a 
+Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ] : zp ZP_BYTE:3 , reg byte x , reg byte y , 
+Potential registers zp ZP_WORD:4 [ main::i1#2 main::i1#1 ] : zp ZP_WORD:4 , 
+Potential registers zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ] : zp ZP_BYTE:6 , reg byte x , reg byte y , 
+
+REGISTER UPLIFT SCOPES
+Uplift Scope [main] 52.33: zp ZP_BYTE:6 [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ] 45.92: zp ZP_BYTE:3 [ main::idx#10 main::idx#11 main::idx#4 ] 23.1: zp ZP_BYTE:2 [ main::i#2 main::i#1 ] 23.1: zp ZP_WORD:4 [ main::i1#2 main::i1#1 ] 
+Uplift Scope [] 
+
+Uplifting [main] best 1227 combination reg byte y [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ] reg byte y [ main::idx#10 main::idx#11 main::idx#4 ] reg byte x [ main::i#2 main::i#1 ] zp ZP_WORD:4 [ main::i1#2 main::i1#1 ] 
+Uplifting [] best 1227 combination 
+Allocated (was zp ZP_WORD:4) zp ZP_WORD:2 [ main::i1#2 main::i1#1 ]
+
+ASSEMBLER BEFORE OPTIMIZATION
+//SEG0 File Comments
+// Tests using integer conditions in if()
+// This should produce '0 0 0' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label i1 = 2
+    jmp b2
+  //SEG11 main::@2
+  b2:
+  //SEG12 [5] *((const byte*) SCREEN#0) ← (byte) '0' -- _deref_pbuc1=vbuc2 
+    lda #'0'
+    sta SCREEN
+    jmp b1
+  //SEG13 main::@1
+  b1:
+  //SEG14 [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' -- _deref_pbuc1=vbuc2 
+    lda #' '
+    sta SCREEN+1
+  //SEG15 [7] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  b3_from_b1:
+  //SEG16 [7] phi (byte) main::idx#10 = (byte) 2 [phi:main::@1->main::@3#0] -- vbuyy=vbuc1 
+    ldy #2
+  //SEG17 [7] phi (byte) main::i#2 = (byte) 0 [phi:main::@1->main::@3#1] -- vbuxx=vbuc1 
+    ldx #0
+    jmp b3
+  // loop byte
+  //SEG18 [7] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  b3_from_b4:
+  //SEG19 [7] phi (byte) main::idx#10 = (byte) main::idx#11 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG20 [7] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+  //SEG21 main::@3
+  b3:
+  //SEG22 [8] if((byte) 0!=(byte) main::i#2) goto main::@4 -- vbuc1_neq_vbuxx_then_la1 
+    cpx #0
+    bne b4_from_b3
+    jmp b5
+  //SEG23 main::@5
+  b5:
+  //SEG24 [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'0'
+    sta SCREEN,y
+  //SEG25 [10] (byte) main::idx#4 ← ++ (byte) main::idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG26 [11] phi from main::@3 main::@5 to main::@4 [phi:main::@3/main::@5->main::@4]
+  b4_from_b3:
+  b4_from_b5:
+  //SEG27 [11] phi (byte) main::idx#11 = (byte) main::idx#10 [phi:main::@3/main::@5->main::@4#0] -- register_copy 
+    jmp b4
+  //SEG28 main::@4
+  b4:
+  //SEG29 [12] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx 
+    inx
+  //SEG30 [13] if((byte) main::i#1!=(byte) 3) goto main::@3 -- vbuxx_neq_vbuc1_then_la1 
+    cpx #3
+    bne b3_from_b4
+    jmp b6
+  //SEG31 main::@6
+  b6:
+  //SEG32 [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG33 [15] (byte) main::idx#5 ← ++ (byte) main::idx#11 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG34 [16] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
+  b7_from_b6:
+  //SEG35 [16] phi (byte) main::idx#12 = (byte) main::idx#5 [phi:main::@6->main::@7#0] -- register_copy 
+  //SEG36 [16] phi (word) main::i1#2 = (word) 0 [phi:main::@6->main::@7#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta i1
+    lda #>0
+    sta i1+1
+    jmp b7
+  // loop word
+  //SEG37 [16] phi from main::@8 to main::@7 [phi:main::@8->main::@7]
+  b7_from_b8:
+  //SEG38 [16] phi (byte) main::idx#12 = (byte) main::idx#17 [phi:main::@8->main::@7#0] -- register_copy 
+  //SEG39 [16] phi (word) main::i1#2 = (word) main::i1#1 [phi:main::@8->main::@7#1] -- register_copy 
+    jmp b7
+  //SEG40 main::@7
+  b7:
+  //SEG41 [17] if((byte) 0!=(word) main::i1#2) goto main::@8 -- vwuc1_neq_vwuz1_then_la1 
+    lda i1+1
+    cmp #>0
+    bne b8_from_b7
+    lda i1
+    cmp #<0
+    bne b8_from_b7
+    jmp b9
+  //SEG42 main::@9
+  b9:
+  //SEG43 [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'0'
+    sta SCREEN,y
+  //SEG44 [19] (byte) main::idx#6 ← ++ (byte) main::idx#12 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG45 [20] phi from main::@7 main::@9 to main::@8 [phi:main::@7/main::@9->main::@8]
+  b8_from_b7:
+  b8_from_b9:
+  //SEG46 [20] phi (byte) main::idx#17 = (byte) main::idx#12 [phi:main::@7/main::@9->main::@8#0] -- register_copy 
+    jmp b8
+  //SEG47 main::@8
+  b8:
+  //SEG48 [21] (word) main::i1#1 ← ++ (word) main::i1#2 -- vwuz1=_inc_vwuz1 
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+  //SEG49 [22] if((word) main::i1#1!=(byte) 3) goto main::@7 -- vwuz1_neq_vwuc1_then_la1 
+    lda i1+1
+    cmp #>3
+    bne b7_from_b8
+    lda i1
+    cmp #<3
+    bne b7_from_b8
+    jmp breturn
+  //SEG50 main::@return
+  breturn:
+  //SEG51 [23] return 
+    rts
+}
+
+ASSEMBLER OPTIMIZATIONS
+Removing instruction jmp b1
+Removing instruction jmp bend
+Removing instruction jmp b2
+Removing instruction jmp b1
+Removing instruction jmp b3
+Removing instruction jmp b5
+Removing instruction jmp b4
+Removing instruction jmp b6
+Removing instruction jmp b7
+Removing instruction jmp b9
+Removing instruction jmp b8
+Removing instruction jmp breturn
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction lda #>0
+Succesful ASM optimization Pass5UnnecesaryLoadElimination
+Replacing label b4_from_b3 with b4
+Replacing label b3_from_b4 with b3
+Replacing label b8_from_b7 with b8
+Replacing label b8_from_b7 with b8
+Replacing label b7_from_b8 with b7
+Replacing label b7_from_b8 with b7
+Removing instruction b1_from_bbegin:
+Removing instruction b1:
+Removing instruction main_from_b1:
+Removing instruction bend_from_b1:
+Removing instruction b3_from_b4:
+Removing instruction b4_from_b3:
+Removing instruction b4_from_b5:
+Removing instruction b7_from_b8:
+Removing instruction b8_from_b7:
+Removing instruction b8_from_b9:
+Succesful ASM optimization Pass5RedundantLabelElimination
+Removing instruction bend:
+Removing instruction b2:
+Removing instruction b1:
+Removing instruction b3_from_b1:
+Removing instruction b5:
+Removing instruction b6:
+Removing instruction b7_from_b6:
+Removing instruction b9:
+Removing instruction breturn:
+Succesful ASM optimization Pass5UnusedLabelElimination
+Updating BasicUpstart to call main directly
+Removing instruction jsr main
+Succesful ASM optimization Pass5SkipBegin
+Removing instruction jmp b3
+Removing instruction jmp b7
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction bbegin:
+Succesful ASM optimization Pass5UnusedLabelElimination
+
+FINAL SYMBOL TABLE
+(label) @1
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(const byte*) SCREEN#0 SCREEN = (byte*) 1024
+(void()) main()
+(label) main::@1
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@5
+(label) main::@6
+(label) main::@7
+(label) main::@8
+(label) main::@9
+(label) main::@return
+(byte) main::i
+(byte) main::i#1 reg byte x 16.5
+(byte) main::i#2 reg byte x 6.6000000000000005
+(word) main::i1
+(word) main::i1#1 i1 zp ZP_WORD:2 16.5
+(word) main::i1#2 i1 zp ZP_WORD:2 6.6000000000000005
+(byte) main::idx
+(byte) main::idx#10 reg byte y 14.666666666666666
+(byte) main::idx#11 reg byte y 9.25
+(byte) main::idx#12 reg byte y 15.333333333333332
+(byte) main::idx#17 reg byte y 11.0
+(byte) main::idx#4 reg byte y 22.0
+(byte) main::idx#5 reg byte y 4.0
+(byte) main::idx#6 reg byte y 22.0
+
+reg byte x [ main::i#2 main::i#1 ]
+reg byte y [ main::idx#10 main::idx#11 main::idx#4 ]
+zp ZP_WORD:2 [ main::i1#2 main::i1#1 ]
+reg byte y [ main::idx#12 main::idx#17 main::idx#5 main::idx#6 ]
+
+
+FINAL ASSEMBLER
+Score: 862
+
+//SEG0 File Comments
+// Tests using integer conditions in if()
+// This should produce '0 0 0' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+//SEG5 @1
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+//SEG9 @end
+//SEG10 main
+main: {
+    .label i1 = 2
+  //SEG11 main::@2
+  //SEG12 [5] *((const byte*) SCREEN#0) ← (byte) '0' -- _deref_pbuc1=vbuc2 
+    lda #'0'
+    sta SCREEN
+  //SEG13 main::@1
+  //SEG14 [6] *((const byte*) SCREEN#0+(byte) 1) ← (byte) ' ' -- _deref_pbuc1=vbuc2 
+    lda #' '
+    sta SCREEN+1
+  //SEG15 [7] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  //SEG16 [7] phi (byte) main::idx#10 = (byte) 2 [phi:main::@1->main::@3#0] -- vbuyy=vbuc1 
+    ldy #2
+  //SEG17 [7] phi (byte) main::i#2 = (byte) 0 [phi:main::@1->main::@3#1] -- vbuxx=vbuc1 
+    ldx #0
+  // loop byte
+  //SEG18 [7] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  //SEG19 [7] phi (byte) main::idx#10 = (byte) main::idx#11 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG20 [7] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@3#1] -- register_copy 
+  //SEG21 main::@3
+  b3:
+  //SEG22 [8] if((byte) 0!=(byte) main::i#2) goto main::@4 -- vbuc1_neq_vbuxx_then_la1 
+    cpx #0
+    bne b4
+  //SEG23 main::@5
+  //SEG24 [9] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '0' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'0'
+    sta SCREEN,y
+  //SEG25 [10] (byte) main::idx#4 ← ++ (byte) main::idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG26 [11] phi from main::@3 main::@5 to main::@4 [phi:main::@3/main::@5->main::@4]
+  //SEG27 [11] phi (byte) main::idx#11 = (byte) main::idx#10 [phi:main::@3/main::@5->main::@4#0] -- register_copy 
+  //SEG28 main::@4
+  b4:
+  //SEG29 [12] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx 
+    inx
+  //SEG30 [13] if((byte) main::i#1!=(byte) 3) goto main::@3 -- vbuxx_neq_vbuc1_then_la1 
+    cpx #3
+    bne b3
+  //SEG31 main::@6
+  //SEG32 [14] *((const byte*) SCREEN#0 + (byte) main::idx#11) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG33 [15] (byte) main::idx#5 ← ++ (byte) main::idx#11 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG34 [16] phi from main::@6 to main::@7 [phi:main::@6->main::@7]
+  //SEG35 [16] phi (byte) main::idx#12 = (byte) main::idx#5 [phi:main::@6->main::@7#0] -- register_copy 
+  //SEG36 [16] phi (word) main::i1#2 = (word) 0 [phi:main::@6->main::@7#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta i1
+    sta i1+1
+  // loop word
+  //SEG37 [16] phi from main::@8 to main::@7 [phi:main::@8->main::@7]
+  //SEG38 [16] phi (byte) main::idx#12 = (byte) main::idx#17 [phi:main::@8->main::@7#0] -- register_copy 
+  //SEG39 [16] phi (word) main::i1#2 = (word) main::i1#1 [phi:main::@8->main::@7#1] -- register_copy 
+  //SEG40 main::@7
+  b7:
+  //SEG41 [17] if((byte) 0!=(word) main::i1#2) goto main::@8 -- vwuc1_neq_vwuz1_then_la1 
+    lda i1+1
+    cmp #>0
+    bne b8
+    lda i1
+    cmp #<0
+    bne b8
+  //SEG42 main::@9
+  //SEG43 [18] *((const byte*) SCREEN#0 + (byte) main::idx#12) ← (byte) '0' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #'0'
+    sta SCREEN,y
+  //SEG44 [19] (byte) main::idx#6 ← ++ (byte) main::idx#12 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG45 [20] phi from main::@7 main::@9 to main::@8 [phi:main::@7/main::@9->main::@8]
+  //SEG46 [20] phi (byte) main::idx#17 = (byte) main::idx#12 [phi:main::@7/main::@9->main::@8#0] -- register_copy 
+  //SEG47 main::@8
+  b8:
+  //SEG48 [21] (word) main::i1#1 ← ++ (word) main::i1#2 -- vwuz1=_inc_vwuz1 
+    inc i1
+    bne !+
+    inc i1+1
+  !:
+  //SEG49 [22] if((word) main::i1#1!=(byte) 3) goto main::@7 -- vwuz1_neq_vwuc1_then_la1 
+    lda i1+1
+    cmp #>3
+    bne b7
+    lda i1
+    cmp #<3
+    bne b7
+  //SEG50 main::@return
+  //SEG51 [23] return 
+    rts
+}
+

src/test/ref/condition-integer-1.sym

@@ -0,0 +1 @@
+program

src/test/ref/condition-integer-2.asm

@@ -0,0 +1,43 @@
+// Tests using integer conditions in while() / for() / do..while
+// This should produce 'ba ba ba' at the top of the screen
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+  .label SCREEN = $400
+main: {
+    ldy #0
+    ldx #2
+  // for()
+  b1:
+    txa
+    sta SCREEN,y
+    iny
+    dex
+    cpx #0
+    bne b1
+    lda #' '
+    sta SCREEN,y
+    iny
+    lda #3
+  b3:
+    sec
+    sbc #1
+    cmp #0
+    bne b4
+    lda #' '
+    sta SCREEN,y
+    iny
+    lda #2
+  b6:
+    sta SCREEN,y
+    iny
+    sec
+    sbc #1
+    cmp #0
+    bne b6
+    rts
+  b4:
+    sta SCREEN,y
+    iny
+    jmp b3
+}

src/test/ref/condition-integer-2.cfg

@@ -0,0 +1,49 @@
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main main::@1
+  [5] (byte) idx#8 ← phi( main/(byte) 0 main::@1/(byte) idx#1 )
+  [5] (byte) main::i#2 ← phi( main/(byte) 2 main::@1/(byte) main::i#1 )
+  [6] *((const byte*) SCREEN#0 + (byte) idx#8) ← (byte) main::i#2
+  [7] (byte) idx#1 ← ++ (byte) idx#8
+  [8] (byte) main::i#1 ← -- (byte) main::i#2
+  [9] if((byte) 0!=(byte) main::i#1) goto main::@1
+  to:main::@2
+main::@2: scope:[main]  from main::@1
+  [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' '
+  [11] (byte) idx#2 ← ++ (byte) idx#1
+  to:main::@3
+main::@3: scope:[main]  from main::@2 main::@4
+  [12] (byte) idx#10 ← phi( main::@2/(byte) idx#2 main::@4/(byte) idx#3 )
+  [12] (byte) main::j#2 ← phi( main::@2/(byte) 3 main::@4/(byte) main::j#1 )
+  [13] (byte) main::j#1 ← -- (byte) main::j#2
+  [14] if((byte) 0!=(byte) main::j#1) goto main::@4
+  to:main::@5
+main::@5: scope:[main]  from main::@3
+  [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' '
+  [16] (byte) idx#4 ← ++ (byte) idx#10
+  to:main::@6
+main::@6: scope:[main]  from main::@5 main::@6
+  [17] (byte) idx#12 ← phi( main::@5/(byte) idx#4 main::@6/(byte) idx#13 )
+  [17] (byte) main::k#2 ← phi( main::@5/(byte) 2 main::@6/(byte) main::k#1 )
+  [18] *((const byte*) SCREEN#0 + (byte) idx#12) ← (byte) main::k#2
+  [19] (byte) idx#13 ← ++ (byte) idx#12
+  [20] (byte) main::k#1 ← -- (byte) main::k#2
+  [21] if((byte) 0!=(byte) main::k#1) goto main::@6
+  to:main::@return
+main::@return: scope:[main]  from main::@6
+  [22] return 
+  to:@return
+main::@4: scope:[main]  from main::@3
+  [23] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) main::j#1
+  [24] (byte) idx#3 ← ++ (byte) idx#10
+  to:main::@3

src/test/ref/condition-integer-2.log

@@ -0,0 +1,784 @@
+Warning! Adding boolean cast to non-boolean condition (byte) main::i
+Warning! Adding boolean cast to non-boolean condition (byte) main::j
+Warning! Adding boolean cast to non-boolean condition (byte) main::k
+Adding pointer type conversion cast (byte*) SCREEN in (byte*) SCREEN ← (number) $400
+Culled Empty Block (label) main::@6
+Culled Empty Block (label) main::@7
+Culled Empty Block (label) main::@8
+Culled Empty Block (label) main::@10
+
+CONTROL FLOW GRAPH SSA
+@begin: scope:[]  from
+  (byte*) SCREEN#0 ← ((byte*)) (number) $400
+  (byte) idx#0 ← (number) 0
+  to:@1
+main: scope:[main]  from @1
+  (byte) idx#15 ← phi( @1/(byte) idx#17 )
+  (byte) main::i#0 ← (number) 2
+  to:main::@1
+main::@1: scope:[main]  from main main::@1
+  (byte) idx#8 ← phi( main/(byte) idx#15 main::@1/(byte) idx#1 )
+  (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
+  *((byte*) SCREEN#0 + (byte) idx#8) ← (byte) main::i#2
+  (byte) idx#1 ← ++ (byte) idx#8
+  (byte) main::i#1 ← -- (byte) main::i#2
+  (bool~) main::$0 ← (number) 0 != (byte) main::i#1
+  if((bool~) main::$0) goto main::@1
+  to:main::@2
+main::@2: scope:[main]  from main::@1
+  (byte) idx#9 ← phi( main::@1/(byte) idx#1 )
+  *((byte*) SCREEN#0 + (byte) idx#9) ← (byte) ' '
+  (byte) idx#2 ← ++ (byte) idx#9
+  (byte) main::j#0 ← (number) 3
+  to:main::@3
+main::@3: scope:[main]  from main::@2 main::@4
+  (byte) idx#16 ← phi( main::@2/(byte) idx#2 main::@4/(byte) idx#3 )
+  (byte) main::j#2 ← phi( main::@2/(byte) main::j#0 main::@4/(byte) main::j#3 )
+  (byte) main::j#1 ← -- (byte) main::j#2
+  (bool~) main::$1 ← (number) 0 != (byte) main::j#1
+  if((bool~) main::$1) goto main::@4
+  to:main::@5
+main::@4: scope:[main]  from main::@3
+  (byte) idx#10 ← phi( main::@3/(byte) idx#16 )
+  (byte) main::j#3 ← phi( main::@3/(byte) main::j#1 )
+  *((byte*) SCREEN#0 + (byte) idx#10) ← (byte) main::j#3
+  (byte) idx#3 ← ++ (byte) idx#10
+  to:main::@3
+main::@5: scope:[main]  from main::@3
+  (byte) idx#11 ← phi( main::@3/(byte) idx#16 )
+  *((byte*) SCREEN#0 + (byte) idx#11) ← (byte) ' '
+  (byte) idx#4 ← ++ (byte) idx#11
+  (byte) main::k#0 ← (number) 2
+  to:main::@9
+main::@9: scope:[main]  from main::@5 main::@9
+  (byte) idx#12 ← phi( main::@5/(byte) idx#4 main::@9/(byte) idx#5 )
+  (byte) main::k#2 ← phi( main::@5/(byte) main::k#0 main::@9/(byte) main::k#1 )
+  *((byte*) SCREEN#0 + (byte) idx#12) ← (byte) main::k#2
+  (byte) idx#5 ← ++ (byte) idx#12
+  (byte) main::k#1 ← -- (byte) main::k#2
+  (bool~) main::$2 ← (number) 0 != (byte) main::k#1
+  if((bool~) main::$2) goto main::@9
+  to:main::@return
+main::@return: scope:[main]  from main::@9
+  (byte) idx#13 ← phi( main::@9/(byte) idx#5 )
+  (byte) idx#6 ← (byte) idx#13
+  return 
+  to:@return
+@1: scope:[]  from @begin
+  (byte) idx#17 ← phi( @begin/(byte) idx#0 )
+  call main 
+  to:@2
+@2: scope:[]  from @1
+  (byte) idx#14 ← phi( @1/(byte) idx#6 )
+  (byte) idx#7 ← (byte) idx#14
+  to:@end
+@end: scope:[]  from @2
+
+SYMBOL TABLE SSA
+(label) @1
+(label) @2
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(byte*) SCREEN#0
+(byte) idx
+(byte) idx#0
+(byte) idx#1
+(byte) idx#10
+(byte) idx#11
+(byte) idx#12
+(byte) idx#13
+(byte) idx#14
+(byte) idx#15
+(byte) idx#16
+(byte) idx#17
+(byte) idx#2
+(byte) idx#3
+(byte) idx#4
+(byte) idx#5
+(byte) idx#6
+(byte) idx#7
+(byte) idx#8
+(byte) idx#9
+(void()) main()
+(bool~) main::$0
+(bool~) main::$1
+(bool~) main::$2
+(label) main::@1
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@5
+(label) main::@9
+(label) main::@return
+(byte) main::i
+(byte) main::i#0
+(byte) main::i#1
+(byte) main::i#2
+(byte) main::j
+(byte) main::j#0
+(byte) main::j#1
+(byte) main::j#2
+(byte) main::j#3
+(byte) main::k
+(byte) main::k#0
+(byte) main::k#1
+(byte) main::k#2
+
+Adding number conversion cast (unumber) 0 in (byte) idx#0 ← (number) 0
+Adding number conversion cast (unumber) 2 in (byte) main::i#0 ← (number) 2
+Adding number conversion cast (unumber) 0 in (bool~) main::$0 ← (number) 0 != (byte) main::i#1
+Adding number conversion cast (unumber) 3 in (byte) main::j#0 ← (number) 3
+Adding number conversion cast (unumber) 0 in (bool~) main::$1 ← (number) 0 != (byte) main::j#1
+Adding number conversion cast (unumber) 2 in (byte) main::k#0 ← (number) 2
+Adding number conversion cast (unumber) 0 in (bool~) main::$2 ← (number) 0 != (byte) main::k#1
+Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
+Inlining cast (byte) idx#0 ← (unumber)(number) 0
+Inlining cast (byte) main::i#0 ← (unumber)(number) 2
+Inlining cast (byte) main::j#0 ← (unumber)(number) 3
+Inlining cast (byte) main::k#0 ← (unumber)(number) 2
+Successful SSA optimization Pass2InlineCast
+Simplifying constant pointer cast (byte*) 1024
+Simplifying constant integer cast 0
+Simplifying constant integer cast 2
+Simplifying constant integer cast 0
+Simplifying constant integer cast 3
+Simplifying constant integer cast 0
+Simplifying constant integer cast 2
+Simplifying constant integer cast 0
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 2
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 3
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 2
+Finalized unsigned number type (byte) 0
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Alias (byte) idx#1 = (byte) idx#9 
+Alias (byte) main::j#1 = (byte) main::j#3 
+Alias (byte) idx#10 = (byte) idx#16 (byte) idx#11 
+Alias (byte) idx#13 = (byte) idx#5 (byte) idx#6 
+Alias (byte) idx#0 = (byte) idx#17 
+Alias (byte) idx#14 = (byte) idx#7 
+Successful SSA optimization Pass2AliasElimination
+Identical Phi Values (byte) idx#15 (byte) idx#0
+Identical Phi Values (byte) idx#14 (byte) idx#13
+Successful SSA optimization Pass2IdenticalPhiElimination
+Simple Condition (bool~) main::$0 [9] if((byte) 0!=(byte) main::i#1) goto main::@1
+Simple Condition (bool~) main::$1 [17] if((byte) 0!=(byte) main::j#1) goto main::@4
+Simple Condition (bool~) main::$2 [30] if((byte) 0!=(byte) main::k#1) goto main::@9
+Successful SSA optimization Pass2ConditionalJumpSimplification
+Constant (const byte*) SCREEN#0 = (byte*) 1024
+Constant (const byte) idx#0 = 0
+Constant (const byte) main::i#0 = 2
+Constant (const byte) main::j#0 = 3
+Constant (const byte) main::k#0 = 2
+Successful SSA optimization Pass2ConstantIdentification
+Inlining constant with var siblings (const byte) main::i#0
+Inlining constant with var siblings (const byte) main::j#0
+Inlining constant with var siblings (const byte) main::k#0
+Inlining constant with var siblings (const byte) idx#0
+Constant inlined main::i#0 = (byte) 2
+Constant inlined main::k#0 = (byte) 2
+Constant inlined main::j#0 = (byte) 3
+Constant inlined idx#0 = (byte) 0
+Successful SSA optimization Pass2ConstantInlining
+Added new block during phi lifting main::@11(between main::@1 and main::@1)
+Added new block during phi lifting main::@12(between main::@9 and main::@9)
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @2
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+CALL GRAPH
+Calls in [] to main:2 
+
+Created 6 initial phi equivalence classes
+Coalesced [13] idx#19 ← idx#2
+Coalesced [19] idx#21 ← idx#4
+Coalesced [26] main::k#3 ← main::k#1
+Coalesced [27] idx#22 ← idx#13
+Coalesced [30] main::j#4 ← main::j#1
+Coalesced [31] idx#20 ← idx#3
+Coalesced [32] main::i#3 ← main::i#1
+Coalesced [33] idx#18 ← idx#1
+Coalesced down to 6 phi equivalence classes
+Culled Empty Block (label) @2
+Culled Empty Block (label) main::@12
+Culled Empty Block (label) main::@11
+Renumbering block main::@9 to main::@6
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+
+FINAL CONTROL FLOW GRAPH
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main main::@1
+  [5] (byte) idx#8 ← phi( main/(byte) 0 main::@1/(byte) idx#1 )
+  [5] (byte) main::i#2 ← phi( main/(byte) 2 main::@1/(byte) main::i#1 )
+  [6] *((const byte*) SCREEN#0 + (byte) idx#8) ← (byte) main::i#2
+  [7] (byte) idx#1 ← ++ (byte) idx#8
+  [8] (byte) main::i#1 ← -- (byte) main::i#2
+  [9] if((byte) 0!=(byte) main::i#1) goto main::@1
+  to:main::@2
+main::@2: scope:[main]  from main::@1
+  [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' '
+  [11] (byte) idx#2 ← ++ (byte) idx#1
+  to:main::@3
+main::@3: scope:[main]  from main::@2 main::@4
+  [12] (byte) idx#10 ← phi( main::@2/(byte) idx#2 main::@4/(byte) idx#3 )
+  [12] (byte) main::j#2 ← phi( main::@2/(byte) 3 main::@4/(byte) main::j#1 )
+  [13] (byte) main::j#1 ← -- (byte) main::j#2
+  [14] if((byte) 0!=(byte) main::j#1) goto main::@4
+  to:main::@5
+main::@5: scope:[main]  from main::@3
+  [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' '
+  [16] (byte) idx#4 ← ++ (byte) idx#10
+  to:main::@6
+main::@6: scope:[main]  from main::@5 main::@6
+  [17] (byte) idx#12 ← phi( main::@5/(byte) idx#4 main::@6/(byte) idx#13 )
+  [17] (byte) main::k#2 ← phi( main::@5/(byte) 2 main::@6/(byte) main::k#1 )
+  [18] *((const byte*) SCREEN#0 + (byte) idx#12) ← (byte) main::k#2
+  [19] (byte) idx#13 ← ++ (byte) idx#12
+  [20] (byte) main::k#1 ← -- (byte) main::k#2
+  [21] if((byte) 0!=(byte) main::k#1) goto main::@6
+  to:main::@return
+main::@return: scope:[main]  from main::@6
+  [22] return 
+  to:@return
+main::@4: scope:[main]  from main::@3
+  [23] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) main::j#1
+  [24] (byte) idx#3 ← ++ (byte) idx#10
+  to:main::@3
+
+
+VARIABLE REGISTER WEIGHTS
+(byte*) SCREEN
+(byte) idx
+(byte) idx#1 6.5
+(byte) idx#10 7.8
+(byte) idx#12 17.5
+(byte) idx#13 7.333333333333333
+(byte) idx#2 4.0
+(byte) idx#3 22.0
+(byte) idx#4 4.0
+(byte) idx#8 16.5
+(void()) main()
+(byte) main::i
+(byte) main::i#1 16.5
+(byte) main::i#2 11.0
+(byte) main::j
+(byte) main::j#1 11.0
+(byte) main::j#2 22.0
+(byte) main::k
+(byte) main::k#1 16.5
+(byte) main::k#2 11.0
+
+Initial phi equivalence classes
+[ main::i#2 main::i#1 ]
+[ idx#8 idx#1 ]
+[ main::j#2 main::j#1 ]
+[ idx#10 idx#2 idx#3 ]
+[ main::k#2 main::k#1 ]
+[ idx#12 idx#4 idx#13 ]
+Complete equivalence classes
+[ main::i#2 main::i#1 ]
+[ idx#8 idx#1 ]
+[ main::j#2 main::j#1 ]
+[ idx#10 idx#2 idx#3 ]
+[ main::k#2 main::k#1 ]
+[ idx#12 idx#4 idx#13 ]
+Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
+Allocated zp ZP_BYTE:3 [ idx#8 idx#1 ]
+Allocated zp ZP_BYTE:4 [ main::j#2 main::j#1 ]
+Allocated zp ZP_BYTE:5 [ idx#10 idx#2 idx#3 ]
+Allocated zp ZP_BYTE:6 [ main::k#2 main::k#1 ]
+Allocated zp ZP_BYTE:7 [ idx#12 idx#4 idx#13 ]
+
+INITIAL ASM
+//SEG0 File Comments
+// Tests using integer conditions in while() / for() / do..while
+// This should produce 'ba ba ba' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+  .label idx = 3
+  .label idx_2 = 5
+  .label idx_3 = 5
+  .label idx_4 = 7
+  .label idx_10 = 5
+  .label idx_12 = 7
+  .label idx_13 = 7
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label i = 2
+    .label j = 4
+    .label k = 6
+  //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
+  b1_from_main:
+  //SEG12 [5] phi (byte) idx#8 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1 
+    lda #0
+    sta idx
+  //SEG13 [5] phi (byte) main::i#2 = (byte) 2 [phi:main->main::@1#1] -- vbuz1=vbuc1 
+    lda #2
+    sta i
+    jmp b1
+  // for()
+  //SEG14 [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
+  b1_from_b1:
+  //SEG15 [5] phi (byte) idx#8 = (byte) idx#1 [phi:main::@1->main::@1#0] -- register_copy 
+  //SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#1] -- register_copy 
+    jmp b1
+  //SEG17 main::@1
+  b1:
+  //SEG18 [6] *((const byte*) SCREEN#0 + (byte) idx#8) ← (byte) main::i#2 -- pbuc1_derefidx_vbuz1=vbuz2 
+    lda i
+    ldy idx
+    sta SCREEN,y
+  //SEG19 [7] (byte) idx#1 ← ++ (byte) idx#8 -- vbuz1=_inc_vbuz1 
+    inc idx
+  //SEG20 [8] (byte) main::i#1 ← -- (byte) main::i#2 -- vbuz1=_dec_vbuz1 
+    dec i
+  //SEG21 [9] if((byte) 0!=(byte) main::i#1) goto main::@1 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp i
+    bne b1_from_b1
+    jmp b2
+  //SEG22 main::@2
+  b2:
+  //SEG23 [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' ' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #' '
+    ldy idx
+    sta SCREEN,y
+  //SEG24 [11] (byte) idx#2 ← ++ (byte) idx#1 -- vbuz1=_inc_vbuz2 
+    ldy idx
+    iny
+    sty idx_2
+  //SEG25 [12] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
+  b3_from_b2:
+  //SEG26 [12] phi (byte) idx#10 = (byte) idx#2 [phi:main::@2->main::@3#0] -- register_copy 
+  //SEG27 [12] phi (byte) main::j#2 = (byte) 3 [phi:main::@2->main::@3#1] -- vbuz1=vbuc1 
+    lda #3
+    sta j
+    jmp b3
+  //SEG28 main::@3
+  b3:
+  //SEG29 [13] (byte) main::j#1 ← -- (byte) main::j#2 -- vbuz1=_dec_vbuz1 
+    dec j
+  //SEG30 [14] if((byte) 0!=(byte) main::j#1) goto main::@4 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp j
+    bne b4
+    jmp b5
+  //SEG31 main::@5
+  b5:
+  //SEG32 [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' ' -- pbuc1_derefidx_vbuz1=vbuc2 
+    lda #' '
+    ldy idx_10
+    sta SCREEN,y
+  //SEG33 [16] (byte) idx#4 ← ++ (byte) idx#10 -- vbuz1=_inc_vbuz2 
+    ldy idx_10
+    iny
+    sty idx_4
+  //SEG34 [17] phi from main::@5 to main::@6 [phi:main::@5->main::@6]
+  b6_from_b5:
+  //SEG35 [17] phi (byte) idx#12 = (byte) idx#4 [phi:main::@5->main::@6#0] -- register_copy 
+  //SEG36 [17] phi (byte) main::k#2 = (byte) 2 [phi:main::@5->main::@6#1] -- vbuz1=vbuc1 
+    lda #2
+    sta k
+    jmp b6
+  //SEG37 [17] phi from main::@6 to main::@6 [phi:main::@6->main::@6]
+  b6_from_b6:
+  //SEG38 [17] phi (byte) idx#12 = (byte) idx#13 [phi:main::@6->main::@6#0] -- register_copy 
+  //SEG39 [17] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@6->main::@6#1] -- register_copy 
+    jmp b6
+  //SEG40 main::@6
+  b6:
+  //SEG41 [18] *((const byte*) SCREEN#0 + (byte) idx#12) ← (byte) main::k#2 -- pbuc1_derefidx_vbuz1=vbuz2 
+    lda k
+    ldy idx_12
+    sta SCREEN,y
+  //SEG42 [19] (byte) idx#13 ← ++ (byte) idx#12 -- vbuz1=_inc_vbuz1 
+    inc idx_13
+  //SEG43 [20] (byte) main::k#1 ← -- (byte) main::k#2 -- vbuz1=_dec_vbuz1 
+    dec k
+  //SEG44 [21] if((byte) 0!=(byte) main::k#1) goto main::@6 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp k
+    bne b6_from_b6
+    jmp breturn
+  //SEG45 main::@return
+  breturn:
+  //SEG46 [22] return 
+    rts
+  //SEG47 main::@4
+  b4:
+  //SEG48 [23] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) main::j#1 -- pbuc1_derefidx_vbuz1=vbuz2 
+    lda j
+    ldy idx_10
+    sta SCREEN,y
+  //SEG49 [24] (byte) idx#3 ← ++ (byte) idx#10 -- vbuz1=_inc_vbuz1 
+    inc idx_3
+  //SEG50 [12] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  b3_from_b4:
+  //SEG51 [12] phi (byte) idx#10 = (byte) idx#3 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG52 [12] phi (byte) main::j#2 = (byte) main::j#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+}
+
+REGISTER UPLIFT POTENTIAL REGISTERS
+Statement [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' ' [ idx#1 ] ( main:2 [ idx#1 ] ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:3 [ idx#8 idx#1 ]
+Statement [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' ' [ idx#10 ] ( main:2 [ idx#10 ] ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp ZP_BYTE:5 [ idx#10 idx#2 idx#3 ]
+Statement [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' ' [ idx#1 ] ( main:2 [ idx#1 ] ) always clobbers reg byte a 
+Statement [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' ' [ idx#10 ] ( main:2 [ idx#10 ] ) always clobbers reg byte a 
+Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:3 [ idx#8 idx#1 ] : zp ZP_BYTE:3 , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:4 [ main::j#2 main::j#1 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:5 [ idx#10 idx#2 idx#3 ] : zp ZP_BYTE:5 , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:6 [ main::k#2 main::k#1 ] : zp ZP_BYTE:6 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:7 [ idx#12 idx#4 idx#13 ] : zp ZP_BYTE:7 , reg byte a , reg byte x , reg byte y , 
+
+REGISTER UPLIFT SCOPES
+Uplift Scope [main] 33: zp ZP_BYTE:4 [ main::j#2 main::j#1 ] 27.5: zp ZP_BYTE:2 [ main::i#2 main::i#1 ] 27.5: zp ZP_BYTE:6 [ main::k#2 main::k#1 ] 
+Uplift Scope [] 33.8: zp ZP_BYTE:5 [ idx#10 idx#2 idx#3 ] 28.83: zp ZP_BYTE:7 [ idx#12 idx#4 idx#13 ] 23: zp ZP_BYTE:3 [ idx#8 idx#1 ] 
+
+Uplifting [main] best 1079 combination reg byte a [ main::j#2 main::j#1 ] reg byte x [ main::i#2 main::i#1 ] reg byte a [ main::k#2 main::k#1 ] 
+Uplifting [] best 851 combination reg byte y [ idx#10 idx#2 idx#3 ] reg byte y [ idx#12 idx#4 idx#13 ] reg byte y [ idx#8 idx#1 ] 
+
+ASSEMBLER BEFORE OPTIMIZATION
+//SEG0 File Comments
+// Tests using integer conditions in while() / for() / do..while
+// This should produce 'ba ba ba' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+  //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
+  b1_from_main:
+  //SEG12 [5] phi (byte) idx#8 = (byte) 0 [phi:main->main::@1#0] -- vbuyy=vbuc1 
+    ldy #0
+  //SEG13 [5] phi (byte) main::i#2 = (byte) 2 [phi:main->main::@1#1] -- vbuxx=vbuc1 
+    ldx #2
+    jmp b1
+  // for()
+  //SEG14 [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
+  b1_from_b1:
+  //SEG15 [5] phi (byte) idx#8 = (byte) idx#1 [phi:main::@1->main::@1#0] -- register_copy 
+  //SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#1] -- register_copy 
+    jmp b1
+  //SEG17 main::@1
+  b1:
+  //SEG18 [6] *((const byte*) SCREEN#0 + (byte) idx#8) ← (byte) main::i#2 -- pbuc1_derefidx_vbuyy=vbuxx 
+    txa
+    sta SCREEN,y
+  //SEG19 [7] (byte) idx#1 ← ++ (byte) idx#8 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG20 [8] (byte) main::i#1 ← -- (byte) main::i#2 -- vbuxx=_dec_vbuxx 
+    dex
+  //SEG21 [9] if((byte) 0!=(byte) main::i#1) goto main::@1 -- vbuc1_neq_vbuxx_then_la1 
+    cpx #0
+    bne b1_from_b1
+    jmp b2
+  //SEG22 main::@2
+  b2:
+  //SEG23 [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG24 [11] (byte) idx#2 ← ++ (byte) idx#1 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG25 [12] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
+  b3_from_b2:
+  //SEG26 [12] phi (byte) idx#10 = (byte) idx#2 [phi:main::@2->main::@3#0] -- register_copy 
+  //SEG27 [12] phi (byte) main::j#2 = (byte) 3 [phi:main::@2->main::@3#1] -- vbuaa=vbuc1 
+    lda #3
+    jmp b3
+  //SEG28 main::@3
+  b3:
+  //SEG29 [13] (byte) main::j#1 ← -- (byte) main::j#2 -- vbuaa=_dec_vbuaa 
+    sec
+    sbc #1
+  //SEG30 [14] if((byte) 0!=(byte) main::j#1) goto main::@4 -- vbuc1_neq_vbuaa_then_la1 
+    cmp #0
+    bne b4
+    jmp b5
+  //SEG31 main::@5
+  b5:
+  //SEG32 [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG33 [16] (byte) idx#4 ← ++ (byte) idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG34 [17] phi from main::@5 to main::@6 [phi:main::@5->main::@6]
+  b6_from_b5:
+  //SEG35 [17] phi (byte) idx#12 = (byte) idx#4 [phi:main::@5->main::@6#0] -- register_copy 
+  //SEG36 [17] phi (byte) main::k#2 = (byte) 2 [phi:main::@5->main::@6#1] -- vbuaa=vbuc1 
+    lda #2
+    jmp b6
+  //SEG37 [17] phi from main::@6 to main::@6 [phi:main::@6->main::@6]
+  b6_from_b6:
+  //SEG38 [17] phi (byte) idx#12 = (byte) idx#13 [phi:main::@6->main::@6#0] -- register_copy 
+  //SEG39 [17] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@6->main::@6#1] -- register_copy 
+    jmp b6
+  //SEG40 main::@6
+  b6:
+  //SEG41 [18] *((const byte*) SCREEN#0 + (byte) idx#12) ← (byte) main::k#2 -- pbuc1_derefidx_vbuyy=vbuaa 
+    sta SCREEN,y
+  //SEG42 [19] (byte) idx#13 ← ++ (byte) idx#12 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG43 [20] (byte) main::k#1 ← -- (byte) main::k#2 -- vbuaa=_dec_vbuaa 
+    sec
+    sbc #1
+  //SEG44 [21] if((byte) 0!=(byte) main::k#1) goto main::@6 -- vbuc1_neq_vbuaa_then_la1 
+    cmp #0
+    bne b6_from_b6
+    jmp breturn
+  //SEG45 main::@return
+  breturn:
+  //SEG46 [22] return 
+    rts
+  //SEG47 main::@4
+  b4:
+  //SEG48 [23] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) main::j#1 -- pbuc1_derefidx_vbuyy=vbuaa 
+    sta SCREEN,y
+  //SEG49 [24] (byte) idx#3 ← ++ (byte) idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG50 [12] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  b3_from_b4:
+  //SEG51 [12] phi (byte) idx#10 = (byte) idx#3 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG52 [12] phi (byte) main::j#2 = (byte) main::j#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+}
+
+ASSEMBLER OPTIMIZATIONS
+Removing instruction jmp b1
+Removing instruction jmp bend
+Removing instruction jmp b1
+Removing instruction jmp b2
+Removing instruction jmp b3
+Removing instruction jmp b5
+Removing instruction jmp b6
+Removing instruction jmp breturn
+Succesful ASM optimization Pass5NextJumpElimination
+Replacing label b1_from_b1 with b1
+Replacing label b6_from_b6 with b6
+Removing instruction b1_from_bbegin:
+Removing instruction b1:
+Removing instruction main_from_b1:
+Removing instruction bend_from_b1:
+Removing instruction b1_from_b1:
+Removing instruction b6_from_b6:
+Succesful ASM optimization Pass5RedundantLabelElimination
+Removing instruction bend:
+Removing instruction b1_from_main:
+Removing instruction b2:
+Removing instruction b3_from_b2:
+Removing instruction b5:
+Removing instruction b6_from_b5:
+Removing instruction breturn:
+Removing instruction b3_from_b4:
+Succesful ASM optimization Pass5UnusedLabelElimination
+Updating BasicUpstart to call main directly
+Removing instruction jsr main
+Succesful ASM optimization Pass5SkipBegin
+Removing instruction jmp b1
+Removing instruction jmp b6
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction bbegin:
+Succesful ASM optimization Pass5UnusedLabelElimination
+
+FINAL SYMBOL TABLE
+(label) @1
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(const byte*) SCREEN#0 SCREEN = (byte*) 1024
+(byte) idx
+(byte) idx#1 reg byte y 6.5
+(byte) idx#10 reg byte y 7.8
+(byte) idx#12 reg byte y 17.5
+(byte) idx#13 reg byte y 7.333333333333333
+(byte) idx#2 reg byte y 4.0
+(byte) idx#3 reg byte y 22.0
+(byte) idx#4 reg byte y 4.0
+(byte) idx#8 reg byte y 16.5
+(void()) main()
+(label) main::@1
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@5
+(label) main::@6
+(label) main::@return
+(byte) main::i
+(byte) main::i#1 reg byte x 16.5
+(byte) main::i#2 reg byte x 11.0
+(byte) main::j
+(byte) main::j#1 reg byte a 11.0
+(byte) main::j#2 reg byte a 22.0
+(byte) main::k
+(byte) main::k#1 reg byte a 16.5
+(byte) main::k#2 reg byte a 11.0
+
+reg byte x [ main::i#2 main::i#1 ]
+reg byte y [ idx#8 idx#1 ]
+reg byte a [ main::j#2 main::j#1 ]
+reg byte y [ idx#10 idx#2 idx#3 ]
+reg byte a [ main::k#2 main::k#1 ]
+reg byte y [ idx#12 idx#4 idx#13 ]
+
+
+FINAL ASSEMBLER
+Score: 599
+
+//SEG0 File Comments
+// Tests using integer conditions in while() / for() / do..while
+// This should produce 'ba ba ba' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+//SEG5 @1
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+//SEG9 @end
+//SEG10 main
+main: {
+  //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
+  //SEG12 [5] phi (byte) idx#8 = (byte) 0 [phi:main->main::@1#0] -- vbuyy=vbuc1 
+    ldy #0
+  //SEG13 [5] phi (byte) main::i#2 = (byte) 2 [phi:main->main::@1#1] -- vbuxx=vbuc1 
+    ldx #2
+  // for()
+  //SEG14 [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
+  //SEG15 [5] phi (byte) idx#8 = (byte) idx#1 [phi:main::@1->main::@1#0] -- register_copy 
+  //SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#1] -- register_copy 
+  //SEG17 main::@1
+  b1:
+  //SEG18 [6] *((const byte*) SCREEN#0 + (byte) idx#8) ← (byte) main::i#2 -- pbuc1_derefidx_vbuyy=vbuxx 
+    txa
+    sta SCREEN,y
+  //SEG19 [7] (byte) idx#1 ← ++ (byte) idx#8 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG20 [8] (byte) main::i#1 ← -- (byte) main::i#2 -- vbuxx=_dec_vbuxx 
+    dex
+  //SEG21 [9] if((byte) 0!=(byte) main::i#1) goto main::@1 -- vbuc1_neq_vbuxx_then_la1 
+    cpx #0
+    bne b1
+  //SEG22 main::@2
+  //SEG23 [10] *((const byte*) SCREEN#0 + (byte) idx#1) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG24 [11] (byte) idx#2 ← ++ (byte) idx#1 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG25 [12] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
+  //SEG26 [12] phi (byte) idx#10 = (byte) idx#2 [phi:main::@2->main::@3#0] -- register_copy 
+  //SEG27 [12] phi (byte) main::j#2 = (byte) 3 [phi:main::@2->main::@3#1] -- vbuaa=vbuc1 
+    lda #3
+  //SEG28 main::@3
+  b3:
+  //SEG29 [13] (byte) main::j#1 ← -- (byte) main::j#2 -- vbuaa=_dec_vbuaa 
+    sec
+    sbc #1
+  //SEG30 [14] if((byte) 0!=(byte) main::j#1) goto main::@4 -- vbuc1_neq_vbuaa_then_la1 
+    cmp #0
+    bne b4
+  //SEG31 main::@5
+  //SEG32 [15] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) ' ' -- pbuc1_derefidx_vbuyy=vbuc2 
+    lda #' '
+    sta SCREEN,y
+  //SEG33 [16] (byte) idx#4 ← ++ (byte) idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG34 [17] phi from main::@5 to main::@6 [phi:main::@5->main::@6]
+  //SEG35 [17] phi (byte) idx#12 = (byte) idx#4 [phi:main::@5->main::@6#0] -- register_copy 
+  //SEG36 [17] phi (byte) main::k#2 = (byte) 2 [phi:main::@5->main::@6#1] -- vbuaa=vbuc1 
+    lda #2
+  //SEG37 [17] phi from main::@6 to main::@6 [phi:main::@6->main::@6]
+  //SEG38 [17] phi (byte) idx#12 = (byte) idx#13 [phi:main::@6->main::@6#0] -- register_copy 
+  //SEG39 [17] phi (byte) main::k#2 = (byte) main::k#1 [phi:main::@6->main::@6#1] -- register_copy 
+  //SEG40 main::@6
+  b6:
+  //SEG41 [18] *((const byte*) SCREEN#0 + (byte) idx#12) ← (byte) main::k#2 -- pbuc1_derefidx_vbuyy=vbuaa 
+    sta SCREEN,y
+  //SEG42 [19] (byte) idx#13 ← ++ (byte) idx#12 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG43 [20] (byte) main::k#1 ← -- (byte) main::k#2 -- vbuaa=_dec_vbuaa 
+    sec
+    sbc #1
+  //SEG44 [21] if((byte) 0!=(byte) main::k#1) goto main::@6 -- vbuc1_neq_vbuaa_then_la1 
+    cmp #0
+    bne b6
+  //SEG45 main::@return
+  //SEG46 [22] return 
+    rts
+  //SEG47 main::@4
+  b4:
+  //SEG48 [23] *((const byte*) SCREEN#0 + (byte) idx#10) ← (byte) main::j#1 -- pbuc1_derefidx_vbuyy=vbuaa 
+    sta SCREEN,y
+  //SEG49 [24] (byte) idx#3 ← ++ (byte) idx#10 -- vbuyy=_inc_vbuyy 
+    iny
+  //SEG50 [12] phi from main::@4 to main::@3 [phi:main::@4->main::@3]
+  //SEG51 [12] phi (byte) idx#10 = (byte) idx#3 [phi:main::@4->main::@3#0] -- register_copy 
+  //SEG52 [12] phi (byte) main::j#2 = (byte) main::j#1 [phi:main::@4->main::@3#1] -- register_copy 
+    jmp b3
+}
+

src/test/ref/condition-integer-2.sym

@@ -0,0 +1 @@
+program

src/test/ref/condition-integer-3.asm

@@ -0,0 +1,24 @@
+// Tests using integer conditions in ternary operator
+// This should produce '++0++' at the top of the screen
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+  .label SCREEN = $400
+main: {
+    ldx #0
+    ldy #-2
+  b1:
+    cpy #0
+    bne b2
+    lda #'0'
+    jmp b3
+  b2:
+    lda #'+'
+  b3:
+    sta SCREEN,x
+    inx
+    iny
+    cpy #3
+    bne b1
+    rts
+}

src/test/ref/condition-integer-3.cfg

@@ -0,0 +1,30 @@
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main main::@3
+  [5] (byte) main::idx#2 ← phi( main/(byte) 0 main::@3/(byte) main::idx#1 )
+  [5] (signed byte) main::i#2 ← phi( main/(signed byte) -2 main::@3/(signed byte) main::i#1 )
+  [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2
+  to:main::@3
+main::@2: scope:[main]  from main::@1
+  [7] phi()
+  to:main::@3
+main::@3: scope:[main]  from main::@1 main::@2
+  [8] (byte) main::j#0 ← phi( main::@2/(byte) '+' main::@1/(byte) '0' )
+  [9] *((const byte*) SCREEN#0 + (byte) main::idx#2) ← (byte) main::j#0
+  [10] (byte) main::idx#1 ← ++ (byte) main::idx#2
+  [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2
+  [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1
+  to:main::@return
+main::@return: scope:[main]  from main::@3
+  [13] return 
+  to:@return

src/test/ref/condition-integer-3.log

@@ -0,0 +1,507 @@
+Warning! Adding boolean cast to non-boolean condition (signed byte) main::i
+Adding pointer type conversion cast (byte*) SCREEN in (byte*) SCREEN ← (number) $400
+Culled Empty Block (label) main::@5
+Culled Empty Block (label) main::@6
+Culled Empty Block (label) main::@7
+
+CONTROL FLOW GRAPH SSA
+@begin: scope:[]  from
+  (byte*) SCREEN#0 ← ((byte*)) (number) $400
+  to:@1
+main: scope:[main]  from @1
+  (byte) main::idx#0 ← (number) 0
+  (signed byte) main::i#0 ← (signed byte) -2
+  to:main::@1
+main::@1: scope:[main]  from main main::@4
+  (byte) main::idx#5 ← phi( main/(byte) main::idx#0 main::@4/(byte) main::idx#1 )
+  (signed byte) main::i#2 ← phi( main/(signed byte) main::i#0 main::@4/(signed byte) main::i#1 )
+  (bool~) main::$4 ← (number) 0 != (signed byte) main::i#2
+  if((bool~) main::$4) goto main::@2
+  to:main::@3
+main::@2: scope:[main]  from main::@1
+  (signed byte) main::i#4 ← phi( main::@1/(signed byte) main::i#2 )
+  (byte) main::idx#3 ← phi( main::@1/(byte) main::idx#5 )
+  (byte~) main::$1 ← (byte) '+'
+  to:main::@4
+main::@3: scope:[main]  from main::@1
+  (signed byte) main::i#5 ← phi( main::@1/(signed byte) main::i#2 )
+  (byte) main::idx#4 ← phi( main::@1/(byte) main::idx#5 )
+  (byte~) main::$0 ← (byte) '0'
+  to:main::@4
+main::@4: scope:[main]  from main::@2 main::@3
+  (signed byte) main::i#3 ← phi( main::@2/(signed byte) main::i#4 main::@3/(signed byte) main::i#5 )
+  (byte) main::idx#2 ← phi( main::@2/(byte) main::idx#3 main::@3/(byte) main::idx#4 )
+  (byte~) main::$2 ← phi( main::@2/(byte~) main::$1 main::@3/(byte~) main::$0 )
+  (byte) main::j#0 ← (byte~) main::$2
+  *((byte*) SCREEN#0 + (byte) main::idx#2) ← (byte) main::j#0
+  (byte) main::idx#1 ← ++ (byte) main::idx#2
+  (signed byte) main::i#1 ← (signed byte) main::i#3 + rangenext(-2,2)
+  (bool~) main::$3 ← (signed byte) main::i#1 != rangelast(-2,2)
+  if((bool~) main::$3) goto main::@1
+  to:main::@return
+main::@return: scope:[main]  from main::@4
+  return 
+  to:@return
+@1: scope:[]  from @begin
+  call main 
+  to:@2
+@2: scope:[]  from @1
+  to:@end
+@end: scope:[]  from @2
+
+SYMBOL TABLE SSA
+(label) @1
+(label) @2
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(byte*) SCREEN#0
+(void()) main()
+(byte~) main::$0
+(byte~) main::$1
+(byte~) main::$2
+(bool~) main::$3
+(bool~) main::$4
+(label) main::@1
+(label) main::@2
+(label) main::@3
+(label) main::@4
+(label) main::@return
+(signed byte) main::i
+(signed byte) main::i#0
+(signed byte) main::i#1
+(signed byte) main::i#2
+(signed byte) main::i#3
+(signed byte) main::i#4
+(signed byte) main::i#5
+(byte) main::idx
+(byte) main::idx#0
+(byte) main::idx#1
+(byte) main::idx#2
+(byte) main::idx#3
+(byte) main::idx#4
+(byte) main::idx#5
+(byte) main::j
+(byte) main::j#0
+
+Adding number conversion cast (unumber) 0 in (byte) main::idx#0 ← (number) 0
+Adding number conversion cast (snumber) 0 in (bool~) main::$4 ← (number) 0 != (signed byte) main::i#2
+Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
+Inlining cast (byte) main::idx#0 ← (unumber)(number) 0
+Successful SSA optimization Pass2InlineCast
+Simplifying constant pointer cast (byte*) 1024
+Simplifying constant integer cast 0
+Simplifying constant integer cast 0
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 0
+Finalized signed number type (signed byte) 0
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Alias (byte) main::idx#3 = (byte) main::idx#5 (byte) main::idx#4 
+Alias (signed byte) main::i#2 = (signed byte) main::i#4 (signed byte) main::i#5 
+Alias (byte) main::j#0 = (byte~) main::$2 
+Successful SSA optimization Pass2AliasElimination
+Alias (byte) main::idx#2 = (byte) main::idx#3 
+Alias (signed byte) main::i#2 = (signed byte) main::i#3 
+Successful SSA optimization Pass2AliasElimination
+Simple Condition (bool~) main::$4 [5] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2
+Simple Condition (bool~) main::$3 [16] if((signed byte) main::i#1!=rangelast(-2,2)) goto main::@1
+Successful SSA optimization Pass2ConditionalJumpSimplification
+Constant (const byte*) SCREEN#0 = (byte*) 1024
+Constant (const byte) main::idx#0 = 0
+Constant (const signed byte) main::i#0 = -2
+Constant (const byte) main::$1 = '+'
+Constant (const byte) main::$0 = '0'
+Successful SSA optimization Pass2ConstantIdentification
+Resolved ranged next value [14] main::i#1 ← ++ main::i#2 to ++
+Resolved ranged comparison value [16] if(main::i#1!=rangelast(-2,2)) goto main::@1 to (number) 3
+Adding number conversion cast (snumber) 3 in if((signed byte) main::i#1!=(number) 3) goto main::@1
+Successful SSA optimization PassNAddNumberTypeConversions
+Simplifying constant integer cast 3
+Successful SSA optimization PassNCastSimplification
+Finalized signed number type (signed byte) 3
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Inlining constant with var siblings (const byte) main::idx#0
+Inlining constant with var siblings (const signed byte) main::i#0
+Constant inlined main::i#0 = (signed byte) -2
+Constant inlined main::idx#0 = (byte) 0
+Constant inlined main::$1 = (byte) '+'
+Constant inlined main::$0 = (byte) '0'
+Successful SSA optimization Pass2ConstantInlining
+Added new block during phi lifting main::@8(between main::@4 and main::@1)
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @2
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+Adding NOP phi() at start of main::@3
+Adding NOP phi() at start of main::@2
+CALL GRAPH
+Calls in [] to main:2 
+
+Created 3 initial phi equivalence classes
+Coalesced [15] main::i#6 ← main::i#1
+Coalesced [16] main::idx#6 ← main::idx#1
+Coalesced down to 3 phi equivalence classes
+Culled Empty Block (label) @2
+Culled Empty Block (label) main::@3
+Culled Empty Block (label) main::@8
+Renumbering block main::@4 to main::@3
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+Adding NOP phi() at start of main::@2
+
+FINAL CONTROL FLOW GRAPH
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main main::@3
+  [5] (byte) main::idx#2 ← phi( main/(byte) 0 main::@3/(byte) main::idx#1 )
+  [5] (signed byte) main::i#2 ← phi( main/(signed byte) -2 main::@3/(signed byte) main::i#1 )
+  [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2
+  to:main::@3
+main::@2: scope:[main]  from main::@1
+  [7] phi()
+  to:main::@3
+main::@3: scope:[main]  from main::@1 main::@2
+  [8] (byte) main::j#0 ← phi( main::@2/(byte) '+' main::@1/(byte) '0' )
+  [9] *((const byte*) SCREEN#0 + (byte) main::idx#2) ← (byte) main::j#0
+  [10] (byte) main::idx#1 ← ++ (byte) main::idx#2
+  [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2
+  [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1
+  to:main::@return
+main::@return: scope:[main]  from main::@3
+  [13] return 
+  to:@return
+
+
+VARIABLE REGISTER WEIGHTS
+(byte*) SCREEN
+(void()) main()
+(signed byte) main::i
+(signed byte) main::i#1 16.5
+(signed byte) main::i#2 5.5
+(byte) main::idx
+(byte) main::idx#1 7.333333333333333
+(byte) main::idx#2 6.6000000000000005
+(byte) main::j
+(byte) main::j#0 11.0
+
+Initial phi equivalence classes
+[ main::i#2 main::i#1 ]
+[ main::idx#2 main::idx#1 ]
+[ main::j#0 ]
+Complete equivalence classes
+[ main::i#2 main::i#1 ]
+[ main::idx#2 main::idx#1 ]
+[ main::j#0 ]
+Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
+Allocated zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ]
+Allocated zp ZP_BYTE:4 [ main::j#0 ]
+
+INITIAL ASM
+//SEG0 File Comments
+// Tests using integer conditions in ternary operator
+// This should produce '++0++' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label j = 4
+    .label idx = 3
+    .label i = 2
+  //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
+  b1_from_main:
+  //SEG12 [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1 
+    lda #0
+    sta idx
+  //SEG13 [5] phi (signed byte) main::i#2 = (signed byte) -2 [phi:main->main::@1#1] -- vbsz1=vbsc1 
+    lda #-2
+    sta i
+    jmp b1
+  //SEG14 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
+  b1_from_b3:
+  //SEG15 [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@3->main::@1#0] -- register_copy 
+  //SEG16 [5] phi (signed byte) main::i#2 = (signed byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy 
+    jmp b1
+  //SEG17 main::@1
+  b1:
+  //SEG18 [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2 -- vbsc1_neq_vbsz1_then_la1 
+    lda #0
+    cmp i
+    bne b2_from_b1
+  //SEG19 [8] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  b3_from_b1:
+  //SEG20 [8] phi (byte) main::j#0 = (byte) '0' [phi:main::@1->main::@3#0] -- vbuz1=vbuc1 
+    lda #'0'
+    sta j
+    jmp b3
+  //SEG21 [7] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
+  b2_from_b1:
+    jmp b2
+  //SEG22 main::@2
+  b2:
+  //SEG23 [8] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
+  b3_from_b2:
+  //SEG24 [8] phi (byte) main::j#0 = (byte) '+' [phi:main::@2->main::@3#0] -- vbuz1=vbuc1 
+    lda #'+'
+    sta j
+    jmp b3
+  //SEG25 main::@3
+  b3:
+  //SEG26 [9] *((const byte*) SCREEN#0 + (byte) main::idx#2) ← (byte) main::j#0 -- pbuc1_derefidx_vbuz1=vbuz2 
+    lda j
+    ldy idx
+    sta SCREEN,y
+  //SEG27 [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuz1=_inc_vbuz1 
+    inc idx
+  //SEG28 [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 -- vbsz1=_inc_vbsz1 
+    inc i
+  //SEG29 [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1 -- vbsz1_neq_vbsc1_then_la1 
+    lda #3
+    cmp i
+    bne b1_from_b3
+    jmp breturn
+  //SEG30 main::@return
+  breturn:
+  //SEG31 [13] return 
+    rts
+}
+
+REGISTER UPLIFT POTENTIAL REGISTERS
+Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp ZP_BYTE:4 [ main::j#0 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y , 
+
+REGISTER UPLIFT SCOPES
+Uplift Scope [main] 22: zp ZP_BYTE:2 [ main::i#2 main::i#1 ] 13.93: zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ] 11: zp ZP_BYTE:4 [ main::j#0 ] 
+Uplift Scope [] 
+
+Uplifting [main] best 458 combination reg byte y [ main::i#2 main::i#1 ] reg byte x [ main::idx#2 main::idx#1 ] reg byte a [ main::j#0 ] 
+Uplifting [] best 458 combination 
+
+ASSEMBLER BEFORE OPTIMIZATION
+//SEG0 File Comments
+// Tests using integer conditions in ternary operator
+// This should produce '++0++' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+  //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
+  b1_from_main:
+  //SEG12 [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1 
+    ldx #0
+  //SEG13 [5] phi (signed byte) main::i#2 = (signed byte) -2 [phi:main->main::@1#1] -- vbsyy=vbsc1 
+    ldy #-2
+    jmp b1
+  //SEG14 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
+  b1_from_b3:
+  //SEG15 [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@3->main::@1#0] -- register_copy 
+  //SEG16 [5] phi (signed byte) main::i#2 = (signed byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy 
+    jmp b1
+  //SEG17 main::@1
+  b1:
+  //SEG18 [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2 -- vbsc1_neq_vbsyy_then_la1 
+    cpy #0
+    bne b2_from_b1
+  //SEG19 [8] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  b3_from_b1:
+  //SEG20 [8] phi (byte) main::j#0 = (byte) '0' [phi:main::@1->main::@3#0] -- vbuaa=vbuc1 
+    lda #'0'
+    jmp b3
+  //SEG21 [7] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
+  b2_from_b1:
+    jmp b2
+  //SEG22 main::@2
+  b2:
+  //SEG23 [8] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
+  b3_from_b2:
+  //SEG24 [8] phi (byte) main::j#0 = (byte) '+' [phi:main::@2->main::@3#0] -- vbuaa=vbuc1 
+    lda #'+'
+    jmp b3
+  //SEG25 main::@3
+  b3:
+  //SEG26 [9] *((const byte*) SCREEN#0 + (byte) main::idx#2) ← (byte) main::j#0 -- pbuc1_derefidx_vbuxx=vbuaa 
+    sta SCREEN,x
+  //SEG27 [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuxx=_inc_vbuxx 
+    inx
+  //SEG28 [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 -- vbsyy=_inc_vbsyy 
+    iny
+  //SEG29 [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1 -- vbsyy_neq_vbsc1_then_la1 
+    cpy #3
+    bne b1_from_b3
+    jmp breturn
+  //SEG30 main::@return
+  breturn:
+  //SEG31 [13] return 
+    rts
+}
+
+ASSEMBLER OPTIMIZATIONS
+Removing instruction jmp b1
+Removing instruction jmp bend
+Removing instruction jmp b1
+Removing instruction jmp b2
+Removing instruction jmp b3
+Removing instruction jmp breturn
+Succesful ASM optimization Pass5NextJumpElimination
+Replacing label b2_from_b1 with b2
+Replacing label b1_from_b3 with b1
+Removing instruction b1_from_bbegin:
+Removing instruction b1:
+Removing instruction main_from_b1:
+Removing instruction bend_from_b1:
+Removing instruction b1_from_b3:
+Removing instruction b2_from_b1:
+Removing instruction b3_from_b2:
+Succesful ASM optimization Pass5RedundantLabelElimination
+Removing instruction bend:
+Removing instruction b1_from_main:
+Removing instruction b3_from_b1:
+Removing instruction breturn:
+Succesful ASM optimization Pass5UnusedLabelElimination
+Updating BasicUpstart to call main directly
+Removing instruction jsr main
+Succesful ASM optimization Pass5SkipBegin
+Removing instruction jmp b1
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction bbegin:
+Succesful ASM optimization Pass5UnusedLabelElimination
+
+FINAL SYMBOL TABLE
+(label) @1
+(label) @begin
+(label) @end
+(byte*) SCREEN
+(const byte*) SCREEN#0 SCREEN = (byte*) 1024
+(void()) main()
+(label) main::@1
+(label) main::@2
+(label) main::@3
+(label) main::@return
+(signed byte) main::i
+(signed byte) main::i#1 reg byte y 16.5
+(signed byte) main::i#2 reg byte y 5.5
+(byte) main::idx
+(byte) main::idx#1 reg byte x 7.333333333333333
+(byte) main::idx#2 reg byte x 6.6000000000000005
+(byte) main::j
+(byte) main::j#0 reg byte a 11.0
+
+reg byte y [ main::i#2 main::i#1 ]
+reg byte x [ main::idx#2 main::idx#1 ]
+reg byte a [ main::j#0 ]
+
+
+FINAL ASSEMBLER
+Score: 296
+
+//SEG0 File Comments
+// Tests using integer conditions in ternary operator
+// This should produce '++0++' at the top of the screen
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+  .label SCREEN = $400
+//SEG3 @begin
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+//SEG5 @1
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+//SEG9 @end
+//SEG10 main
+main: {
+  //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
+  //SEG12 [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1 
+    ldx #0
+  //SEG13 [5] phi (signed byte) main::i#2 = (signed byte) -2 [phi:main->main::@1#1] -- vbsyy=vbsc1 
+    ldy #-2
+  //SEG14 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
+  //SEG15 [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@3->main::@1#0] -- register_copy 
+  //SEG16 [5] phi (signed byte) main::i#2 = (signed byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy 
+  //SEG17 main::@1
+  b1:
+  //SEG18 [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2 -- vbsc1_neq_vbsyy_then_la1 
+    cpy #0
+    bne b2
+  //SEG19 [8] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
+  //SEG20 [8] phi (byte) main::j#0 = (byte) '0' [phi:main::@1->main::@3#0] -- vbuaa=vbuc1 
+    lda #'0'
+    jmp b3
+  //SEG21 [7] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
+  //SEG22 main::@2
+  b2:
+  //SEG23 [8] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
+  //SEG24 [8] phi (byte) main::j#0 = (byte) '+' [phi:main::@2->main::@3#0] -- vbuaa=vbuc1 
+    lda #'+'
+  //SEG25 main::@3
+  b3:
+  //SEG26 [9] *((const byte*) SCREEN#0 + (byte) main::idx#2) ← (byte) main::j#0 -- pbuc1_derefidx_vbuxx=vbuaa 
+    sta SCREEN,x
+  //SEG27 [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuxx=_inc_vbuxx 
+    inx
+  //SEG28 [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 -- vbsyy=_inc_vbsyy 
+    iny
+  //SEG29 [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1 -- vbsyy_neq_vbsc1_then_la1 
+    cpy #3
+    bne b1
+  //SEG30 main::@return
+  //SEG31 [13] return 
+    rts
+}
+

src/test/ref/condition-integer-3.sym

@@ -0,0 +1 @@
+program

src/test/ref/condition-integer-4.asm

@@ -0,0 +1,63 @@
+// Tests using integer conditions in && and || operator
+// This should produce '01010101', '00110011', '00010001', '01110111' at the top of the screen
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+  .label SCREEN = $400
+main: {
+    .label _8 = 2
+    .label _9 = 3
+    .label _14 = 4
+    .label _15 = 5
+    ldx #0
+    ldy #0
+  b1:
+    tya
+    and #1
+    cmp #0
+    beq b2
+    lda #'+'
+    sta SCREEN,x
+  b2:
+    tya
+    and #2
+    cmp #0
+    beq b3
+    lda #'+'
+    sta SCREEN+$28*1,x
+  b3:
+    tya
+    and #1
+    sta _8
+    tya
+    and #2
+    sta _9
+    lda #0
+    cmp _8
+    beq b4
+    cmp _9
+    beq b4
+    lda #'+'
+    sta SCREEN+$28*2,x
+  b4:
+    tya
+    and #1
+    sta _14
+    tya
+    and #2
+    sta _15
+    lda #0
+    cmp _14
+    bne b9
+    cmp _15
+    beq b5
+  b9:
+    lda #'+'
+    sta SCREEN+$28*3,x
+  b5:
+    inx
+    iny
+    cpy #8
+    bne b1
+    rts
+}

src/test/ref/condition-integer-4.cfg

@@ -0,0 +1,58 @@
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main main::@5
+  [5] (byte) main::idx#10 ← phi( main/(byte) 0 main::@5/(byte) main::idx#1 )
+  [5] (byte) main::i#10 ← phi( main/(byte) 0 main::@5/(byte) main::i#1 )
+  [6] (byte~) main::$0 ← (byte) main::i#10 & (byte) 1
+  [7] if((byte) 0==(byte~) main::$0) goto main::@2
+  to:main::@6
+main::@6: scope:[main]  from main::@1
+  [8] *((const byte*) SCREEN#0 + (byte) main::idx#10) ← (byte) '+'
+  to:main::@2
+main::@2: scope:[main]  from main::@1 main::@6
+  [9] (byte~) main::$4 ← (byte) main::i#10 & (byte) 2
+  [10] if((byte) 0==(byte~) main::$4) goto main::@3
+  to:main::@7
+main::@7: scope:[main]  from main::@2
+  [11] *((const byte*) SCREEN#0+(byte)(number) $28*(number) 1 + (byte) main::idx#10) ← (byte) '+'
+  to:main::@3
+main::@3: scope:[main]  from main::@2 main::@7
+  [12] (byte~) main::$8 ← (byte) main::i#10 & (byte) 1
+  [13] (byte~) main::$9 ← (byte) main::i#10 & (byte) 2
+  [14] if((byte) 0==(byte~) main::$8) goto main::@4
+  to:main::@10
+main::@10: scope:[main]  from main::@3
+  [15] if((byte) 0==(byte~) main::$9) goto main::@4
+  to:main::@8
+main::@8: scope:[main]  from main::@10
+  [16] *((const byte*) SCREEN#0+(byte)(number) $28*(number) 2 + (byte) main::idx#10) ← (byte) '+'
+  to:main::@4
+main::@4: scope:[main]  from main::@10 main::@3 main::@8
+  [17] (byte~) main::$14 ← (byte) main::i#10 & (byte) 1
+  [18] (byte~) main::$15 ← (byte) main::i#10 & (byte) 2
+  [19] if((byte) 0!=(byte~) main::$14) goto main::@9
+  to:main::@11
+main::@11: scope:[main]  from main::@4
+  [20] if((byte) 0==(byte~) main::$15) goto main::@5
+  to:main::@9
+main::@9: scope:[main]  from main::@11 main::@4
+  [21] *((const byte*) SCREEN#0+(byte)(number) $28*(number) 3 + (byte) main::idx#10) ← (byte) '+'
+  to:main::@5
+main::@5: scope:[main]  from main::@11 main::@9
+  [22] (byte) main::idx#1 ← ++ (byte) main::idx#10
+  [23] (byte) main::i#1 ← ++ (byte) main::i#10
+  [24] if((byte) main::i#1!=(byte) 8) goto main::@1
+  to:main::@return
+main::@return: scope:[main]  from main::@5
+  [25] return 
+  to:@return

src/test/ref/condition-integer-4.sym

@@ -0,0 +1 @@
+program

src/test/ref/condition-type-mismatch.asm

@@ -0,0 +1,10 @@
+// Tests a condition type mismatch (not boolean)
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+main: {
+    .label screen = $400
+    lda #'a'
+    sta screen
+    rts
+}

src/test/ref/condition-type-mismatch.cfg

@@ -0,0 +1,18 @@
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main
+  [5] *((const byte*) main::screen#0) ← (byte) 'a'
+  to:main::@return
+main::@return: scope:[main]  from main::@1
+  [6] return 
+  to:@return

src/test/ref/condition-type-mismatch.log

@@ -0,0 +1,267 @@
+Warning! Adding boolean cast to non-boolean sub-expression (byte) main::b
+Adding pointer type conversion cast (byte*) main::screen in (byte*) main::screen ← (number) $400
+Identified constant variable (byte) main::b
+Identified constant variable (byte*) main::screen
+Culled Empty Block (label) main::@1
+
+CONTROL FLOW GRAPH SSA
+@begin: scope:[]  from
+  to:@1
+main: scope:[main]  from @1
+  (byte) main::b#0 ← (number) $c
+  (bool~) main::$1 ← (number) 0 != (byte) main::b#0
+  (bool~) main::$0 ← ! (bool~) main::$1
+  if((bool~) main::$0) goto main::@return
+  to:main::@2
+main::@2: scope:[main]  from main
+  (byte*) main::screen#0 ← ((byte*)) (number) $400
+  *((byte*) main::screen#0) ← (byte) 'a'
+  to:main::@return
+main::@return: scope:[main]  from main main::@2
+  return 
+  to:@return
+@1: scope:[]  from @begin
+  call main 
+  to:@2
+@2: scope:[]  from @1
+  to:@end
+@end: scope:[]  from @2
+
+SYMBOL TABLE SSA
+(label) @1
+(label) @2
+(label) @begin
+(label) @end
+(void()) main()
+(bool~) main::$0
+(bool~) main::$1
+(label) main::@2
+(label) main::@return
+(byte) main::b
+(byte) main::b#0
+(byte*) main::screen
+(byte*) main::screen#0
+
+Adding number conversion cast (unumber) $c in (byte) main::b#0 ← (number) $c
+Adding number conversion cast (unumber) 0 in (bool~) main::$1 ← (number) 0 != (byte) main::b#0
+Successful SSA optimization PassNAddNumberTypeConversions
+Inlining cast (byte) main::b#0 ← (unumber)(number) $c
+Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
+Successful SSA optimization Pass2InlineCast
+Simplifying constant integer cast $c
+Simplifying constant integer cast 0
+Simplifying constant pointer cast (byte*) 1024
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) $c
+Finalized unsigned number type (byte) 0
+Successful SSA optimization PassNFinalizeNumberTypeConversions
+Inversing boolean not [2] (bool~) main::$0 ← (byte) 0 == (byte) main::b#0 from [1] (bool~) main::$1 ← (byte) 0 != (byte) main::b#0
+Successful SSA optimization Pass2UnaryNotSimplification
+Simple Condition (bool~) main::$0 [3] if((byte) 0==(byte) main::b#0) goto main::@return
+Successful SSA optimization Pass2ConditionalJumpSimplification
+Constant (const byte) main::b#0 = $c
+Constant (const byte*) main::screen#0 = (byte*) 1024
+Successful SSA optimization Pass2ConstantIdentification
+if() condition always false - eliminating [3] if((byte) 0==(const byte) main::b#0) goto main::@return
+Successful SSA optimization Pass2ConstantIfs
+Eliminating unused constant (const byte) main::b#0
+Successful SSA optimization PassNEliminateUnusedVars
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @2
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+CALL GRAPH
+Calls in [] to main:2 
+
+Created 0 initial phi equivalence classes
+Coalesced down to 0 phi equivalence classes
+Culled Empty Block (label) @2
+Renumbering block main::@2 to main::@1
+Adding NOP phi() at start of @begin
+Adding NOP phi() at start of @1
+Adding NOP phi() at start of @end
+Adding NOP phi() at start of main
+
+FINAL CONTROL FLOW GRAPH
+@begin: scope:[]  from
+  [0] phi()
+  to:@1
+@1: scope:[]  from @begin
+  [1] phi()
+  [2] call main 
+  to:@end
+@end: scope:[]  from @1
+  [3] phi()
+main: scope:[main]  from @1
+  [4] phi()
+  to:main::@1
+main::@1: scope:[main]  from main
+  [5] *((const byte*) main::screen#0) ← (byte) 'a'
+  to:main::@return
+main::@return: scope:[main]  from main::@1
+  [6] return 
+  to:@return
+
+
+VARIABLE REGISTER WEIGHTS
+(void()) main()
+(byte) main::b
+(byte*) main::screen
+
+Initial phi equivalence classes
+Complete equivalence classes
+
+INITIAL ASM
+//SEG0 File Comments
+// Tests a condition type mismatch (not boolean)
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label screen = $400
+    jmp b1
+  //SEG11 main::@1
+  b1:
+  //SEG12 [5] *((const byte*) main::screen#0) ← (byte) 'a' -- _deref_pbuc1=vbuc2 
+    lda #'a'
+    sta screen
+    jmp breturn
+  //SEG13 main::@return
+  breturn:
+  //SEG14 [6] return 
+    rts
+}
+
+REGISTER UPLIFT POTENTIAL REGISTERS
+Statement [5] *((const byte*) main::screen#0) ← (byte) 'a' [ ] ( main:2 [ ] ) always clobbers reg byte a 
+
+REGISTER UPLIFT SCOPES
+Uplift Scope [main] 
+Uplift Scope [] 
+
+Uplifting [main] best 57 combination 
+Uplifting [] best 57 combination 
+
+ASSEMBLER BEFORE OPTIMIZATION
+//SEG0 File Comments
+// Tests a condition type mismatch (not boolean)
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(bbegin)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+//SEG3 @begin
+bbegin:
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+b1_from_bbegin:
+  jmp b1
+//SEG5 @1
+b1:
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+main_from_b1:
+  jsr main
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+bend_from_b1:
+  jmp bend
+//SEG9 @end
+bend:
+//SEG10 main
+main: {
+    .label screen = $400
+    jmp b1
+  //SEG11 main::@1
+  b1:
+  //SEG12 [5] *((const byte*) main::screen#0) ← (byte) 'a' -- _deref_pbuc1=vbuc2 
+    lda #'a'
+    sta screen
+    jmp breturn
+  //SEG13 main::@return
+  breturn:
+  //SEG14 [6] return 
+    rts
+}
+
+ASSEMBLER OPTIMIZATIONS
+Removing instruction jmp b1
+Removing instruction jmp bend
+Removing instruction jmp b1
+Removing instruction jmp breturn
+Succesful ASM optimization Pass5NextJumpElimination
+Removing instruction b1_from_bbegin:
+Removing instruction b1:
+Removing instruction main_from_b1:
+Removing instruction bend_from_b1:
+Succesful ASM optimization Pass5RedundantLabelElimination
+Removing instruction bend:
+Removing instruction b1:
+Removing instruction breturn:
+Succesful ASM optimization Pass5UnusedLabelElimination
+Updating BasicUpstart to call main directly
+Removing instruction jsr main
+Succesful ASM optimization Pass5SkipBegin
+Removing instruction bbegin:
+Succesful ASM optimization Pass5UnusedLabelElimination
+
+FINAL SYMBOL TABLE
+(label) @1
+(label) @begin
+(label) @end
+(void()) main()
+(label) main::@1
+(label) main::@return
+(byte) main::b
+(byte*) main::screen
+(const byte*) main::screen#0 screen = (byte*) 1024
+
+
+
+FINAL ASSEMBLER
+Score: 12
+
+//SEG0 File Comments
+// Tests a condition type mismatch (not boolean)
+//SEG1 Basic Upstart
+.pc = $801 "Basic"
+:BasicUpstart(main)
+.pc = $80d "Program"
+//SEG2 Global Constants & labels
+//SEG3 @begin
+//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
+//SEG5 @1
+//SEG6 [2] call main 
+//SEG7 [4] phi from @1 to main [phi:@1->main]
+//SEG8 [3] phi from @1 to @end [phi:@1->@end]
+//SEG9 @end
+//SEG10 main
+main: {
+    .label screen = $400
+  //SEG11 main::@1
+  //SEG12 [5] *((const byte*) main::screen#0) ← (byte) 'a' -- _deref_pbuc1=vbuc2 
+    lda #'a'
+    sta screen
+  //SEG13 main::@return
+  //SEG14 [6] return 
+    rts
+}
+

src/test/ref/condition-type-mismatch.sym

@@ -0,0 +1 @@
+program

src/test/ref/consolidate-array-index-problem.log

@@ -12,7 +12,7 @@ main: scope:[main]  from @1
   (byte) main::BLACK#0 ← (number) 0
   (byte*) main::screen#0 ← ((byte*)) (number) $400
   (byte*) main::cols#0 ← ((byte*)) (number) $d800
-  (byte) main::x#0 ← (number) 0
+  (byte) main::x#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::x#2 ← phi( main/(byte) main::x#0 main::@1/(byte) main::x#1 )
@@ -58,23 +58,19 @@ SYMBOL TABLE SSA
 (byte) main::y#0
 
 Adding number conversion cast (unumber) 0 in (byte) main::BLACK#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) main::x#0 ← (number) 0
 Adding number conversion cast (unumber) $c in (number~) main::$0 ← (byte) main::x#2 + (number) $c
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (byte) main::x#2 + (unumber)(number) $c
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte) main::BLACK#0 ← (unumber)(number) 0
 Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
 Inlining cast (byte*) main::cols#0 ← (byte*)(number) $d800
-Inlining cast (byte) main::x#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant integer cast 0
 Simplifying constant integer cast $c
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $c
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to byte in (unumber~) main::$0 ← (byte) main::x#2 + (byte) $c

src/test/ref/consolidate-constant-problem.log

@@ -6,7 +6,7 @@ CONTROL FLOW GRAPH SSA
   (byte*) screen#0 ← ((byte*)) (number) $400
   to:@1
 main: scope:[main]  from @1
-  (byte) main::j#0 ← (number) 0
+  (byte) main::j#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::j#2 ← phi( main/(byte) main::j#0 main::@1/(byte) main::j#1 )
@@ -52,7 +52,6 @@ SYMBOL TABLE SSA
 (byte*) screen
 (byte*) screen#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::j#0 ← (number) 0
 Adding number conversion cast (unumber) $28 in (number~) main::$0 ← (number) $28 * (byte) main::j#2
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (unumber)(number) $28 * (byte) main::j#2
 Adding number conversion cast (unumber) $27 in (byte*~) main::$2 ← (byte*~) main::$1 + (number) $27
@@ -64,12 +63,10 @@ Adding number conversion cast (unumber) main::$4 in (number~) main::$4 ← (unum
 Adding number conversion cast (unumber) 0 in *((byte*) screen#0 + (unumber~) main::$4) ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) screen#0 ← (byte*)(number) $400
-Inlining cast (byte) main::j#0 ← (unumber)(number) 0
 Inlining cast *((byte*~) main::$2) ← (unumber)(number) 0
 Inlining cast *((byte*) screen#0 + (unumber~) main::$4) ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast $28
 Simplifying constant integer cast $27
 Simplifying constant integer cast 0
@@ -77,7 +74,6 @@ Simplifying constant integer cast $28
 Simplifying constant integer cast $26
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) $27
 Finalized unsigned number type (byte) 0

src/test/ref/const-identification.log

@@ -14,7 +14,7 @@ CONTROL FLOW GRAPH SSA
   (byte*) SCREEN#0 ← ((byte*)) (number) $400
   to:@3
 main: scope:[main]  from @3
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -139,7 +139,6 @@ SYMBOL TABLE SSA
 (byte*) plots
 (byte*) plots#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) SCREEN#0 + (byte) main::i#2) ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) line::x0#0 ← (number) 0
 Adding number conversion cast (unumber) $a in (byte) line::x1#0 ← (number) $a
@@ -148,7 +147,6 @@ Adding number conversion cast (unumber) plot::$0 in (number~) plot::$0 ← *((by
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) plots#0 ← (byte*)(number) $1000
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast *((byte*) SCREEN#0 + (byte) main::i#2) ← (unumber)(number) 0
 Inlining cast (byte) line::x0#0 ← (unumber)(number) 0
 Inlining cast (byte) line::x1#0 ← (unumber)(number) $a
@@ -157,13 +155,11 @@ Simplifying constant pointer cast (byte*) 4096
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $a
 Simplifying constant integer cast 1
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 1
 Successful SSA optimization PassNFinalizeNumberTypeConversions

src/test/ref/const-int-cast-problem.log

@@ -6,7 +6,7 @@ CONTROL FLOW GRAPH SSA
   (byte*) SCREEN#0 ← ((byte*)) (number) $400
   to:@1
 main: scope:[main]  from @1
-  (byte) main::i#0 ← (number) $79
+  (byte) main::i#0 ← (byte) $79
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -43,17 +43,13 @@ SYMBOL TABLE SSA
 (byte) main::i#1
 (byte) main::i#2
 
-Adding number conversion cast (unumber) $79 in (byte) main::i#0 ← (number) $79
 Adding number conversion cast (unumber) 4 in (byte~) main::$0 ← (byte) main::i#2 >> (number) 4
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) $79
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast $79
 Simplifying constant integer cast 4
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) $79
 Finalized unsigned number type (byte) 4
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$1 [7] if((byte) main::i#1!=rangelast($79,$7a)) goto main::@1

src/test/ref/const-signed-promotion.log

@@ -8,7 +8,7 @@ CONTROL FLOW GRAPH SSA
   (signed word[3]) world#0 ← { fill( 3, 0) }
   to:@1
 main: scope:[main]  from @1
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -55,21 +55,17 @@ SYMBOL TABLE SSA
 (signed word[3]) world
 (signed word[3]) world#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (snumber) $190 in *((signed word[3]) world#0 + (byte~) main::$1) ← (number) $190
 Adding number conversion cast (unumber) 0 in (number~) main::$2 ← (number) 0 * (const byte) SIZEOF_SIGNED_WORD
 Adding number conversion cast (unumber) main::$2 in (number~) main::$2 ← (unumber)(number) 0 * (const byte) SIZEOF_SIGNED_WORD
 Successful SSA optimization PassNAddNumberTypeConversions
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast *((signed word[3]) world#0 + (byte~) main::$1) ← (snumber)(number) $190
 Inlining cast (signed word*) main::screen#0 ← (signed word*)(number) $400
 Successful SSA optimization Pass2InlineCast
-Simplifying constant integer cast 0
 Simplifying constant integer cast $190
 Simplifying constant pointer cast (signed word*) 1024
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized signed number type (signed word) $190
 Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions

src/test/ref/constant-string-concat.log

@@ -8,7 +8,7 @@ CONTROL FLOW GRAPH SSA
 main: scope:[main]  from @1
   (byte[]) main::s#0 ← (const string) main::$1
   (byte*) main::SCREEN#0 ← ((byte*)) (number) $400
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -46,16 +46,10 @@ SYMBOL TABLE SSA
 (byte[]) main::s
 (byte[]) main::s#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
-Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
-Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$0 [7] if((byte) main::i#1!=rangelast(0,7)) goto main::@1
 Successful SSA optimization Pass2ConditionalJumpSimplification
 Constant (const byte[]) main::s#0 = main::$1

src/test/ref/constantmin.log

@@ -19,7 +19,7 @@ main: scope:[main]  from @1
   (byte*) BGCOL#1 ← phi( @1/(byte*) BGCOL#2 )
   *((byte*) SCREEN#0) ← (byte) STAR#0
   *((byte*) BGCOL#1) ← (byte) RED#0
-  (byte) main::i#0 ← (number) $28
+  (byte) main::i#0 ← (byte) $28
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -74,7 +74,6 @@ Adding number conversion cast (unumber) $51 in (byte) STAR#0 ← (number) $51
 Adding number conversion cast (unumber) $0 in (byte*~) $1 ← (byte*) VIC#0 + (number~) $0
 Adding number conversion cast (unumber) 1 in (byte*~) $2 ← (byte*~) $1 + (number) 1
 Adding number conversion cast (unumber) 2 in (byte) RED#0 ← (number) 2
-Adding number conversion cast (unumber) $28 in (byte) main::i#0 ← (number) $28
 Adding number conversion cast (unumber) 1 in (number~) main::$0 ← (byte) STAR#0 + (number) 1
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (byte) STAR#0 + (unumber)(number) 1
 Successful SSA optimization PassNAddNumberTypeConversions
@@ -83,20 +82,17 @@ Inlining cast (byte) STAR#0 ← (unumber)(number) $51
 Inlining cast (byte*) VIC#0 ← (byte*)(number) $d000
 Inlining cast (unumber~) $3 ← (unumber)(number~) $0
 Inlining cast (byte) RED#0 ← (unumber)(number) 2
-Inlining cast (byte) main::i#0 ← (unumber)(number) $28
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast $51
 Simplifying constant pointer cast (byte*) 53248
 Simplifying constant integer cast 1
 Simplifying constant integer cast 2
-Simplifying constant integer cast $28
 Simplifying constant integer cast 1
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) $51
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 2
-Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) 1
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to byte in (unumber~) main::$0 ← (byte) STAR#0 + (byte) 1

src/test/ref/derefidx-word-2.log

@@ -6,7 +6,7 @@ CONTROL FLOW GRAPH SSA
   to:@1
 main: scope:[main]  from @1
   (byte*) main::screen#0 ← ((byte*)) (number) $400
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -45,19 +45,14 @@ SYMBOL TABLE SSA
 (byte*) main::screen
 (byte*) main::screen#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) main::$0 in (number~) main::$1 ← (number~) main::$0 + (byte) main::i#2
 Adding number conversion cast (unumber) main::$1 in (number~) main::$1 ← (unumber~) main::$3 + (byte) main::i#2
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (unumber~) main::$3 ← (unumber)(number~) main::$0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
-Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$2 [9] if((byte) main::i#1!=rangelast(0,$27)) goto main::@1
 Successful SSA optimization Pass2ConditionalJumpSimplification
 Constant right-side identified [3] (number~) main::$0 ← (number) $28 * (number) $a

src/test/ref/divide-2s.log

@@ -6,7 +6,7 @@ CONTROL FLOW GRAPH SSA
   to:@1
 main: scope:[main]  from @1
   (byte*) main::SCREEN#0 ← ((byte*)) (number) $400
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -84,7 +84,6 @@ SYMBOL TABLE SSA
 (signed byte) main::sb
 (signed byte) main::sb#0
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) main::$0 in (byte*~) main::$1 ← (byte*) main::SCREEN#0 + (number~) main::$0
 Adding number conversion cast (unumber) 1 in (number~) main::$2 ← (byte) main::i#2 / (number) 1
 Adding number conversion cast (unumber) main::$2 in (number~) main::$2 ← (byte) main::i#2 / (unumber)(number) 1
@@ -102,7 +101,6 @@ Adding number conversion cast (snumber) 2 in (number~) main::$16 ← (signed byt
 Adding number conversion cast (snumber) main::$16 in (number~) main::$16 ← (signed byte) main::sb#0 / (snumber)(number) 2
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (unumber~) main::$19 ← (unumber)(number~) main::$0
 Inlining cast (unumber~) main::$20 ← (unumber)(number~) main::$3
 Inlining cast (unumber~) main::$21 ← (unumber)(number~) main::$6
@@ -112,14 +110,12 @@ Inlining cast (unumber~) main::$23 ← (unumber)(number~) main::$14
 Inlining cast (byte~) main::$17 ← (byte)(snumber~) main::$16
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 2
 Simplifying constant integer cast 4
 Simplifying constant integer cast 8
 Simplifying constant integer cast 2
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 4

src/test/ref/double-indexing-arrays.log

@@ -13,7 +13,7 @@ CONTROL FLOW GRAPH SSA
   (byte*) COLS#0 ← ((byte*)) (number) $d800
   to:@1
 main: scope:[main]  from @1
-  (byte) main::x#0 ← (number) 0
+  (byte) main::x#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::x#2 ← phi( main/(byte) main::x#0 main::@1/(byte) main::x#1 )
@@ -97,7 +97,6 @@ SYMBOL TABLE SSA
 (byte) main::x#1 !reg byte y
 (byte) main::x#2 !reg byte y
 
-Adding number conversion cast (unumber) 0 in (byte) main::x#0 ← (number) 0
 Adding number conversion cast (unumber) $c8 in (number~) main::$0 ← (number) $c8 + (byte) main::x#2
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (unumber)(number) $c8 + (byte) main::x#2
 Adding number conversion cast (unumber) $c8 in (number~) main::$1 ← (number) $c8 + (byte) main::x#2
@@ -133,11 +132,9 @@ Adding number conversion cast (unumber) main::$15 in (number~) main::$15 ← (un
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte*) COLS#0 ← (byte*)(number) $d800
-Inlining cast (byte) main::x#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant integer cast 0
 Simplifying constant integer cast $c8
 Simplifying constant integer cast $c8
 Simplifying constant integer cast $c8
@@ -155,7 +152,6 @@ Simplifying constant integer cast $320
 Simplifying constant integer cast $320
 Simplifying constant integer cast $320
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $c8
 Finalized unsigned number type (byte) $c8
 Finalized unsigned number type (byte) $c8

src/test/ref/dword.log

@@ -7,7 +7,7 @@ CONTROL FLOW GRAPH SSA
   to:@1
 main: scope:[main]  from @1
   (dword) main::a#0 ← (number) $ee6b2800
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -56,19 +56,15 @@ SYMBOL TABLE SSA
 (byte) main::i#2
 
 Adding number conversion cast (unumber) $ee6b2800 in (dword) main::a#0 ← (number) $ee6b2800
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (dword) main::a#0 ← (unumber)(number) $ee6b2800
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (byte~) main::$1 ← (byte)(dword) main::b#0
 Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
 Successful SSA optimization Pass2InlineCast
 Simplifying constant integer cast $ee6b2800
-Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (dword) $ee6b2800
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Alias (dword) main::b#0 = (dword~) main::$0 
 Alias (byte) main::c#0 = (byte~) main::$1 

src/test/ref/examples/3d/3d.log

@@ -524,7 +524,7 @@ anim::@28: scope:[anim]  from anim::@27
   (byte*) print_screen#45 ← phi( anim::@27/(byte*) print_screen#47 )
   (signed byte) sy#29 ← phi( anim::@27/(signed byte) sy#30 )
   (signed byte) sx#26 ← phi( anim::@27/(signed byte) sx#27 )
-  (byte) anim::i#0 ← (number) 0
+  (byte) anim::i#0 ← (byte) 0
   to:anim::@22
 anim::@22: scope:[anim]  from anim::@28 anim::@29
   (signed byte*) COSQ#14 ← phi( anim::@28/(signed byte*) COSQ#15 anim::@29/(signed byte*) COSQ#12 )
@@ -690,7 +690,7 @@ debug_print_init::@17: scope:[debug_print_init]  from debug_print_init::@16
   (number~) debug_print_init::$42 ← (number) $10 * (number) $28
   (byte*~) debug_print_init::$43 ← (byte*) debug_print_init::COLS#0 + (number~) debug_print_init::$42
   (byte*) debug_print_init::at_cols#0 ← (byte*~) debug_print_init::$43
-  (byte) debug_print_init::i#0 ← (number) 0
+  (byte) debug_print_init::i#0 ← (byte) 0
   to:debug_print_init::@1
 debug_print_init::@1: scope:[debug_print_init]  from debug_print_init::@17 debug_print_init::@3
   (byte*) debug_print_init::at_cols#5 ← phi( debug_print_init::@17/(byte*) debug_print_init::at_cols#0 debug_print_init::@3/(byte*) debug_print_init::at_cols#6 )
@@ -733,7 +733,7 @@ debug_print_init::@20: scope:[debug_print_init]  from debug_print_init::@19
   (byte) debug_print_init::c#7 ← phi( debug_print_init::@19/(byte) debug_print_init::c#4 )
   (byte*) debug_print_init::at_cols#2 ← phi( debug_print_init::@19/(byte*) debug_print_init::at_cols#3 )
   (byte) debug_print_init::i#7 ← phi( debug_print_init::@19/(byte) debug_print_init::i#4 )
-  (byte) debug_print_init::j#0 ← (number) 0
+  (byte) debug_print_init::j#0 ← (byte) 0
   to:debug_print_init::@2
 debug_print_init::@2: scope:[debug_print_init]  from debug_print_init::@2 debug_print_init::@20
   (byte*) debug_print_init::at_line#5 ← phi( debug_print_init::@2/(byte*) debug_print_init::at_line#5 debug_print_init::@20/(byte*) debug_print_init::at_line#6 )
@@ -1066,7 +1066,7 @@ debug_print::@14: scope:[debug_print]  from debug_print::@26
   (byte*~) debug_print::$13 ← (byte*) SCREEN#0 + (number~) debug_print::$12
   (byte*) debug_print::at_line#0 ← (byte*~) debug_print::$13
   (byte) debug_print::c#0 ← (number) 4
-  (byte) debug_print::i#0 ← (number) 0
+  (byte) debug_print::i#0 ← (byte) 0
   to:debug_print::@1
 debug_print::@1: scope:[debug_print]  from debug_print::@14 debug_print::@32
   (byte) debug_print::i#2 ← phi( debug_print::@14/(byte) debug_print::i#0 debug_print::@32/(byte) debug_print::i#1 )
@@ -1151,7 +1151,7 @@ sprites_init: scope:[sprites_init]  from main
   *((byte*) SPRITES_ENABLE#0) ← (number) $ff
   (byte*~) sprites_init::$0 ← (byte*) sprites_init::SCREEN#0 + (number) $3f8
   (byte*) sprites_init::sprites_ptr#0 ← (byte*~) sprites_init::$0
-  (byte) sprites_init::i#0 ← (number) 0
+  (byte) sprites_init::i#0 ← (byte) 0
   to:sprites_init::@1
 sprites_init::@1: scope:[sprites_init]  from sprites_init sprites_init::@1
   (byte) sprites_init::i#2 ← phi( sprites_init/(byte) sprites_init::i#0 sprites_init::@1/(byte) sprites_init::i#1 )
@@ -2346,7 +2346,6 @@ Adding number conversion cast (snumber) 0 in (signed byte) sz#0 ← (number) 0
 Adding number conversion cast (unumber) $ff in (bool~) anim::$0 ← *((byte*) RASTER#0) != (number) $ff
 Adding number conversion cast (unumber) $fe in (bool~) anim::$1 ← *((byte*) RASTER#0) != (number) $fe
 Adding number conversion cast (unumber) $fd in (bool~) anim::$2 ← *((byte*) RASTER#0) != (number) $fd
-Adding number conversion cast (unumber) 0 in (byte) anim::i#0 ← (number) 0
 Adding number conversion cast (unumber) 2 in (number~) anim::$6 ← (byte) anim::i#3 * (number) 2
 Adding number conversion cast (unumber) anim::$6 in (number~) anim::$6 ← (byte) anim::i#3 * (unumber)(number) 2
 Adding number conversion cast (unumber) $80 in (number~) anim::$8 ← (number) $80 + (byte~) anim::$7
@@ -2373,11 +2372,9 @@ Adding number conversion cast (unumber) debug_print_init::$37 in (byte*~) debug_
 Adding number conversion cast (unumber) debug_print_init::$40 in (byte*~) debug_print_init::$41 ← (byte*) SCREEN#0 + (number~) debug_print_init::$40
 Adding number conversion cast (unumber) 4 in (byte) debug_print_init::c#0 ← (number) 4
 Adding number conversion cast (unumber) debug_print_init::$42 in (byte*~) debug_print_init::$43 ← (byte*) debug_print_init::COLS#0 + (number~) debug_print_init::$42
-Adding number conversion cast (unumber) 0 in (byte) debug_print_init::i#0 ← (number) 0
 Adding number conversion cast (unumber) debug_print_init::$44 in (byte*~) debug_print_init::$45 ← (byte*) debug_print_init::at_line#1 + (number~) debug_print_init::$44
 Adding number conversion cast (unumber) debug_print_init::$48 in (byte*~) debug_print_init::$49 ← (byte*) debug_print_init::at_line#2 + (number~) debug_print_init::$48
 Adding number conversion cast (unumber) debug_print_init::$52 in (byte*~) debug_print_init::$53 ← (byte*) debug_print_init::at_line#3 + (number~) debug_print_init::$52
-Adding number conversion cast (unumber) 0 in (byte) debug_print_init::j#0 ← (number) 0
 Adding number conversion cast (unumber) 8 in (number~) debug_print_init::$56 ← (number) 8 + (byte) debug_print_init::i#5
 Adding number conversion cast (unumber) debug_print_init::$56 in (number~) debug_print_init::$56 ← (unumber)(number) 8 + (byte) debug_print_init::i#5
 Adding number conversion cast (unumber) debug_print_init::$57 in (byte*~) debug_print_init::$58 ← (byte*) debug_print_init::at_cols#1 + (number~) debug_print_init::$57
@@ -2449,7 +2446,6 @@ Adding number conversion cast (unumber) $28 in (number~) debug_print::print_sbyt
 Adding number conversion cast (unumber) debug_print::print_sbyte_pos12_$0#0 in (number~) debug_print::print_sbyte_pos12_$0#0 ← (byte) debug_print::print_sbyte_pos12_row#1 * (unumber)(number) $28
 Adding number conversion cast (unumber) debug_print::$12 in (byte*~) debug_print::$13 ← (byte*) SCREEN#0 + (number~) debug_print::$12
 Adding number conversion cast (unumber) 4 in (byte) debug_print::c#0 ← (number) 4
-Adding number conversion cast (unumber) 0 in (byte) debug_print::i#0 ← (number) 0
 Adding number conversion cast (unumber) debug_print::$14 in (byte*~) debug_print::$15 ← (byte*) debug_print::at_line#1 + (number~) debug_print::$14
 Adding number conversion cast (unumber) debug_print::$18 in (byte*~) debug_print::$19 ← (byte*) debug_print::at_line#2 + (number~) debug_print::$18
 Adding number conversion cast (unumber) debug_print::$22 in (byte*~) debug_print::$23 ← (byte*) debug_print::at_line#3 + (number~) debug_print::$22
@@ -2459,7 +2455,6 @@ Adding number conversion cast (unumber) debug_print::$34 in (byte*~) debug_print
 Adding number conversion cast (unumber) 4 in (byte) debug_print::c#1 ← (byte) debug_print::c#8 + (number) 4
 Adding number conversion cast (unumber) $ff in *((byte*) SPRITES_ENABLE#0) ← (number) $ff
 Adding number conversion cast (unumber) $3f8 in (byte*~) sprites_init::$0 ← (byte*) sprites_init::SCREEN#0 + (number) $3f8
-Adding number conversion cast (unumber) 0 in (byte) sprites_init::i#0 ← (number) 0
 Adding number conversion cast (unumber) $40 in (byte*~) sprites_init::$1 ← (byte*) SPRITE#0 / (number) $40
 Adding number conversion cast (unumber) 0 in *((signed byte[9]) rotation_matrix#0 + (number) 0) ← (signed byte~) calculate_matrix::$10
 Adding number conversion cast (unumber) 1 in *((signed byte[9]) rotation_matrix#0 + (number) 1) ← (signed byte~) calculate_matrix::$11
@@ -2502,7 +2497,6 @@ Inlining cast (word~) main::$2 ← (word)(byte*) mulf_sqr2#0
 Inlining cast (signed byte) sx#2 ← (snumber)(number) 0
 Inlining cast (signed byte) sy#2 ← (snumber)(number) 0
 Inlining cast (signed byte) sz#0 ← (snumber)(number) 0
-Inlining cast (byte) anim::i#0 ← (unumber)(number) 0
 Inlining cast (byte~) anim::$7 ← (byte)*((signed byte*) xp#0)
 Inlining cast (byte~) anim::$9 ← (byte)*((signed byte*) yp#0)
 Inlining cast (unumber~) debug_print_init::$95 ← (unumber)(number~) debug_print_init::$1
@@ -2521,11 +2515,9 @@ Inlining cast (unumber~) debug_print_init::$107 ← (unumber)(number~) debug_pri
 Inlining cast (byte) debug_print_init::c#0 ← (unumber)(number) 4
 Inlining cast (byte*) debug_print_init::COLS#0 ← (byte*)(number) $d800
 Inlining cast (unumber~) debug_print_init::$108 ← (unumber)(number~) debug_print_init::$42
-Inlining cast (byte) debug_print_init::i#0 ← (unumber)(number) 0
 Inlining cast (unumber~) debug_print_init::$109 ← (unumber)(number~) debug_print_init::$44
 Inlining cast (unumber~) debug_print_init::$110 ← (unumber)(number~) debug_print_init::$48
 Inlining cast (unumber~) debug_print_init::$111 ← (unumber)(number~) debug_print_init::$52
-Inlining cast (byte) debug_print_init::j#0 ← (unumber)(number) 0
 Inlining cast (unumber~) debug_print_init::$112 ← (unumber)(number~) debug_print_init::$57
 Inlining cast (unumber~) debug_print_init::$113 ← (unumber)(number~) debug_print_init::$61
 Inlining cast (unumber~) debug_print_init::$114 ← (unumber)(number~) debug_print_init::$65
@@ -2561,7 +2553,6 @@ Inlining cast (byte) debug_print::print_sbyte_pos12_row#0 ← (unumber)(number)
 Inlining cast (byte) debug_print::print_sbyte_pos12_col#0 ← (unumber)(number) $25
 Inlining cast (unumber~) debug_print::$39 ← (unumber)(number~) debug_print::$12
 Inlining cast (byte) debug_print::c#0 ← (unumber)(number) 4
-Inlining cast (byte) debug_print::i#0 ← (unumber)(number) 0
 Inlining cast (unumber~) debug_print::$40 ← (unumber)(number~) debug_print::$14
 Inlining cast (unumber~) debug_print::$41 ← (unumber)(number~) debug_print::$18
 Inlining cast (unumber~) debug_print::$42 ← (unumber)(number~) debug_print::$22
@@ -2570,7 +2561,6 @@ Inlining cast (unumber~) debug_print::$44 ← (unumber)(number~) debug_print::$3
 Inlining cast (unumber~) debug_print::$45 ← (unumber)(number~) debug_print::$34
 Inlining cast (byte*) sprites_init::SCREEN#0 ← (byte*)(number) $400
 Inlining cast *((byte*) SPRITES_ENABLE#0) ← (unumber)(number) $ff
-Inlining cast (byte) sprites_init::i#0 ← (unumber)(number) 0
 Inlining cast (byte~) sprites_init::$2 ← (byte)(byte*~) sprites_init::$1
 Inlining cast (byte*) mulf_sqr1#0 ← (byte*)(number) $2400
 Inlining cast (byte*) mulf_sqr2#0 ← (byte*)(number) $2600
@@ -2638,7 +2628,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $fe
 Simplifying constant integer cast $fd
-Simplifying constant integer cast 0
 Simplifying constant integer cast 2
 Simplifying constant integer cast $80
 Simplifying constant integer cast $80
@@ -2649,8 +2638,6 @@ Simplifying constant integer cast $22
 Simplifying constant integer cast $22
 Simplifying constant integer cast 4
 Simplifying constant pointer cast (byte*) 55296
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 8
 Simplifying constant integer cast 4
 Simplifying constant integer cast 0
@@ -2699,12 +2686,10 @@ Simplifying constant integer cast 6
 Simplifying constant integer cast $25
 Simplifying constant integer cast $28
 Simplifying constant integer cast 4
-Simplifying constant integer cast 0
 Simplifying constant integer cast 4
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $3f8
-Simplifying constant integer cast 0
 Simplifying constant integer cast $40
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
@@ -2743,7 +2728,6 @@ Finalized signed number type (signed byte) 0
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) $fe
 Finalized unsigned number type (byte) $fd
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) $80
@@ -2753,8 +2737,6 @@ Finalized unsigned number type (byte) $22
 Finalized unsigned number type (byte) $22
 Finalized unsigned number type (byte) $22
 Finalized unsigned number type (byte) 4
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 0
@@ -2803,11 +2785,9 @@ Finalized unsigned number type (byte) 6
 Finalized unsigned number type (byte) $25
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) 4
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (word) $3f8
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1

src/test/ref/examples/3d/perspective.log

@@ -454,7 +454,7 @@ perspective::@return: scope:[perspective]  from perspective
 mulf_init: scope:[mulf_init]  from main
   (signed word) mulf_init::sqr#0 ← (number) 0
   (signed word) mulf_init::add#0 ← (number) 1
-  (byte) mulf_init::i#0 ← (number) 0
+  (byte) mulf_init::i#0 ← (byte) 0
   to:mulf_init::@1
 mulf_init::@1: scope:[mulf_init]  from mulf_init mulf_init::@1
   (signed word) mulf_init::add#2 ← phi( mulf_init/(signed word) mulf_init::add#0 mulf_init::@1/(signed word) mulf_init::add#1 )
@@ -864,7 +864,6 @@ Adding number conversion cast (snumber) -$47 in (signed byte) do_perspective::y#
 Adding number conversion cast (snumber) $36 in (signed byte) do_perspective::z#0 ← (number) $36
 Adding number conversion cast (snumber) 0 in (signed word) mulf_init::sqr#0 ← (number) 0
 Adding number conversion cast (snumber) 1 in (signed word) mulf_init::add#0 ← (number) 1
-Adding number conversion cast (unumber) 0 in (byte) mulf_init::i#0 ← (number) 0
 Adding number conversion cast (unumber) $100 in (byte*~) mulf_init::$1 ← (byte[$200]) mulf_sqr1#0 + (number) $100
 Adding number conversion cast (unumber) $100 in (byte*~) mulf_init::$3 ← (byte[$200]) mulf_sqr1#0 + (number) $100
 Adding number conversion cast (unumber) 1 in (number~) mulf_init::$5 ← (byte) mulf_init::i#2 + (number) 1
@@ -895,7 +894,6 @@ Inlining cast (byte~) do_perspective::$8 ← (byte)*((signed byte*) xr#0)
 Inlining cast (byte~) do_perspective::$11 ← (byte)*((signed byte*) yr#0)
 Inlining cast (signed word) mulf_init::sqr#0 ← (snumber)(number) 0
 Inlining cast (signed word) mulf_init::add#0 ← (snumber)(number) 1
-Inlining cast (byte) mulf_init::i#0 ← (unumber)(number) 0
 Inlining cast (signed byte*) PERSP_Z#0 ← (signed byte*)(number) $2400
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
@@ -914,7 +912,6 @@ Simplifying constant integer cast -$47
 Simplifying constant integer cast $36
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast $100
 Simplifying constant integer cast $100
 Simplifying constant integer cast 1
@@ -936,7 +933,6 @@ Finalized signed number type (signed byte) -$47
 Finalized signed number type (signed byte) $36
 Finalized signed number type (signed byte) 0
 Finalized signed number type (signed byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $100
 Finalized unsigned number type (word) $100
 Finalized unsigned number type (byte) 1

src/test/ref/examples/bresenham/bitmap-bresenham.log

@@ -106,7 +106,7 @@ CONTROL FLOW GRAPH SSA
 bitmap_init: scope:[bitmap_init]  from main
   (byte*) bitmap_init::bitmap#2 ← phi( main/(byte*) bitmap_init::bitmap#0 )
   (byte) bitmap_init::bits#0 ← (number) $80
-  (byte) bitmap_init::x#0 ← (number) 0
+  (byte) bitmap_init::x#0 ← (byte) 0
   to:bitmap_init::@1
 bitmap_init::@1: scope:[bitmap_init]  from bitmap_init bitmap_init::@2
   (byte) bitmap_init::bits#3 ← phi( bitmap_init/(byte) bitmap_init::bits#0 bitmap_init::@2/(byte) bitmap_init::bits#4 )
@@ -138,7 +138,7 @@ bitmap_init::@3: scope:[bitmap_init]  from bitmap_init::@1
   to:bitmap_init::@2
 bitmap_init::@4: scope:[bitmap_init]  from bitmap_init::@2
   (byte*) bitmap_init::yoffs#0 ← ((byte*)) (number) 0
-  (byte) bitmap_init::y#0 ← (number) 0
+  (byte) bitmap_init::y#0 ← (byte) 0
   to:bitmap_init::@5
 bitmap_init::@5: scope:[bitmap_init]  from bitmap_init::@4 bitmap_init::@6
   (byte*) bitmap_init::yoffs#2 ← phi( bitmap_init::@4/(byte*) bitmap_init::yoffs#0 bitmap_init::@6/(byte*) bitmap_init::yoffs#4 )
@@ -174,12 +174,12 @@ bitmap_init::@return: scope:[bitmap_init]  from bitmap_init::@6
 bitmap_clear: scope:[bitmap_clear]  from main::@3
   (byte*~) bitmap_clear::$0 ← ((byte*)) { *((byte[$100]) bitmap_plot_xhi#0 + (number) 0), *((byte[$100]) bitmap_plot_xlo#0 + (number) 0) }
   (byte*) bitmap_clear::bitmap#0 ← (byte*~) bitmap_clear::$0
-  (byte) bitmap_clear::y#0 ← (number) 0
+  (byte) bitmap_clear::y#0 ← (byte) 0
   to:bitmap_clear::@1
 bitmap_clear::@1: scope:[bitmap_clear]  from bitmap_clear bitmap_clear::@3
   (byte) bitmap_clear::y#4 ← phi( bitmap_clear/(byte) bitmap_clear::y#0 bitmap_clear::@3/(byte) bitmap_clear::y#1 )
   (byte*) bitmap_clear::bitmap#3 ← phi( bitmap_clear/(byte*) bitmap_clear::bitmap#0 bitmap_clear::@3/(byte*) bitmap_clear::bitmap#4 )
-  (byte) bitmap_clear::x#0 ← (number) 0
+  (byte) bitmap_clear::x#0 ← (byte) 0
   to:bitmap_clear::@2
 bitmap_clear::@2: scope:[bitmap_clear]  from bitmap_clear::@1 bitmap_clear::@2
   (byte) bitmap_clear::y#3 ← phi( bitmap_clear::@1/(byte) bitmap_clear::y#4 bitmap_clear::@2/(byte) bitmap_clear::y#3 )
@@ -1304,13 +1304,11 @@ Adding number conversion cast (unumber) $20 in (byte) VIC_BMM#0 ← (number) $20
 Adding number conversion cast (unumber) $10 in (byte) VIC_DEN#0 ← (number) $10
 Adding number conversion cast (unumber) 8 in (byte) VIC_RSEL#0 ← (number) 8
 Adding number conversion cast (unumber) $80 in (byte) bitmap_init::bits#0 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) bitmap_init::x#0 ← (number) 0
 Adding number conversion cast (unumber) $f8 in (number~) bitmap_init::$0 ← (byte) bitmap_init::x#2 & (number) $f8
 Adding number conversion cast (unumber) bitmap_init::$0 in (number~) bitmap_init::$0 ← (byte) bitmap_init::x#2 & (unumber)(number) $f8
 Adding number conversion cast (unumber) 1 in (byte~) bitmap_init::$2 ← (byte) bitmap_init::bits#3 >> (number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bitmap_init::$3 ← (byte) bitmap_init::bits#1 == (number) 0
 Adding number conversion cast (unumber) $80 in (byte) bitmap_init::bits#2 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) bitmap_init::y#0 ← (number) 0
 Adding number conversion cast (unumber) 7 in (number~) bitmap_init::$6 ← (byte) bitmap_init::y#2 & (number) 7
 Adding number conversion cast (unumber) bitmap_init::$6 in (number~) bitmap_init::$6 ← (byte) bitmap_init::y#2 & (unumber)(number) 7
 Adding number conversion cast (unumber) bitmap_init::$8 in (number~) bitmap_init::$8 ← (unumber~) bitmap_init::$6 | (byte~) bitmap_init::$7
@@ -1320,8 +1318,6 @@ Adding number conversion cast (unumber) 7 in (bool~) bitmap_init::$11 ← (unumb
 Adding number conversion cast (unumber) bitmap_init::$13 in (byte*~) bitmap_init::$14 ← (byte*) bitmap_init::yoffs#3 + (number~) bitmap_init::$13
 Adding number conversion cast (unumber) 0 in (var) bitmap_clear::$3 ← (byte)*((byte[$100]) bitmap_plot_xhi#0 + (number) 0) w= (byte)*((byte[$100]) bitmap_plot_xlo#0 + (number) 0)
 Adding number conversion cast (unumber) 0 in (var) bitmap_clear::$3 ← (byte)*((byte[$100]) bitmap_plot_xhi#0 + (unumber)(number) 0) w= (byte)*((byte[$100]) bitmap_plot_xlo#0 + (number) 0)
-Adding number conversion cast (unumber) 0 in (byte) bitmap_clear::y#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bitmap_clear::x#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) bitmap_clear::bitmap#2) ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte~) bitmap_line_xdyi::$0 ← (byte) bitmap_line_xdyi::yd#2 >> (number) 1
 Adding number conversion cast (unumber) 1 in (number~) bitmap_line_xdyi::$6 ← (byte) bitmap_line_xdyi::x1#2 + (number) 1
@@ -1368,13 +1364,9 @@ Inlining cast (byte) VIC_DEN#0 ← (unumber)(number) $10
 Inlining cast (byte) VIC_RSEL#0 ← (unumber)(number) 8
 Inlining cast (byte*) VIC_MEMORY#0 ← (byte*)(number) $d018
 Inlining cast (byte) bitmap_init::bits#0 ← (unumber)(number) $80
-Inlining cast (byte) bitmap_init::x#0 ← (unumber)(number) 0
 Inlining cast (byte) bitmap_init::bits#2 ← (unumber)(number) $80
 Inlining cast (byte*) bitmap_init::yoffs#0 ← (byte*)(number) 0
-Inlining cast (byte) bitmap_init::y#0 ← (unumber)(number) 0
 Inlining cast (unumber~) bitmap_init::$16 ← (unumber)(number~) bitmap_init::$13
-Inlining cast (byte) bitmap_clear::y#0 ← (unumber)(number) 0
-Inlining cast (byte) bitmap_clear::x#0 ← (unumber)(number) 0
 Inlining cast *((byte*) bitmap_clear::bitmap#2) ← (unumber)(number) 0
 Inlining cast (byte*) bitmap_plot::plotter#0 ← (byte*)(word~) bitmap_plot::$0
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
@@ -1396,13 +1388,11 @@ Simplifying constant integer cast $10
 Simplifying constant integer cast 8
 Simplifying constant pointer cast (byte*) 53272
 Simplifying constant integer cast $80
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f8
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant pointer cast (byte*) 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
@@ -1411,8 +1401,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_xlo#0 + (unumber)(number) 0)
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_xhi#0 + (byte) bitmap_plot::x#4)
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_xlo#0 + (byte) bitmap_plot::x#4)
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_yhi#0 + (byte) bitmap_plot::y#4)
@@ -1463,20 +1451,16 @@ Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f8
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1

src/test/ref/examples/chargen/chargen-analysis.log

@@ -274,7 +274,7 @@ main::@27: scope:[main]  from main::@26
   call print_str_at 
   to:main::@28
 main::@28: scope:[main]  from main::@27
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@3
 main::@3: scope:[main]  from main::@28 main::@29
   (byte) main::i#2 ← phi( main::@28/(byte) main::i#0 main::@29/(byte) main::i#1 )
@@ -385,7 +385,7 @@ main::@23: scope:[main]  from main::@34
 main::@11: scope:[main]  from main::@10 main::@23
   (byte) main::shift#9 ← phi( main::@10/(byte) main::shift#1 main::@23/(byte) main::shift#2 )
   (byte) main::cur_pos#11 ← phi( main::@10/(byte) main::cur_pos#13 main::@23/(byte) main::cur_pos#14 )
-  (byte) main::ch#0 ← (number) 0
+  (byte) main::ch#0 ← (byte) 0
   to:main::@12
 main::@12: scope:[main]  from main::@11 main::@14
   (byte) main::shift#7 ← phi( main::@11/(byte) main::shift#9 main::@14/(byte) main::shift#10 )
@@ -513,7 +513,7 @@ plot_chargen::@9: scope:[plot_chargen]  from plot_chargen::@1
   (word~) plot_chargen::$7 ← (word) mul8u::return#4
   (byte*~) plot_chargen::$8 ← (byte*~) plot_chargen::$6 + (word~) plot_chargen::$7
   (byte*) plot_chargen::sc#0 ← (byte*~) plot_chargen::$8
-  (byte) plot_chargen::y#0 ← (number) 0
+  (byte) plot_chargen::y#0 ← (byte) 0
   to:plot_chargen::@3
 plot_chargen::@2: scope:[plot_chargen]  from plot_chargen
   (byte) plot_chargen::pos#4 ← phi( plot_chargen/(byte) plot_chargen::pos#3 )
@@ -526,7 +526,7 @@ plot_chargen::@3: scope:[plot_chargen]  from plot_chargen::@7 plot_chargen::@9
   (byte) plot_chargen::y#2 ← phi( plot_chargen::@7/(byte) plot_chargen::y#1 plot_chargen::@9/(byte) plot_chargen::y#0 )
   (byte*) plot_chargen::chargen#3 ← phi( plot_chargen::@7/(byte*) plot_chargen::chargen#4 plot_chargen::@9/(byte*) plot_chargen::chargen#5 )
   (byte) plot_chargen::bits#0 ← *((byte*) plot_chargen::chargen#3 + (byte) plot_chargen::y#2)
-  (byte) plot_chargen::x#0 ← (number) 0
+  (byte) plot_chargen::x#0 ← (byte) 0
   to:plot_chargen::@4
 plot_chargen::@4: scope:[plot_chargen]  from plot_chargen::@3 plot_chargen::@5
   (byte*) plot_chargen::chargen#8 ← phi( plot_chargen::@3/(byte*) plot_chargen::chargen#3 plot_chargen::@5/(byte*) plot_chargen::chargen#7 )
@@ -1151,7 +1151,6 @@ Adding number conversion cast (unumber) 1 in (byte*~) main::$5 ← (byte*) SCREE
 Adding number conversion cast (unumber) $14 in (byte*~) main::$6 ← (byte*~) main::$5 + (number) $14
 Adding number conversion cast (unumber) 1 in (byte*~) main::$8 ← (byte*) SCREEN#0 + (number) 1
 Adding number conversion cast (unumber) $1e in (byte*~) main::$9 ← (byte*~) main::$8 + (number) $1e
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) $20 in (byte) plot_chargen::ch#0 ← (number) $20
 Adding number conversion cast (unumber) 0 in (byte) plot_chargen::shift#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) main::cur_pos#0 ← (number) 0
@@ -1167,7 +1166,6 @@ Adding number conversion cast (unumber) 0 in (bool~) main::$28 ← (byte~) main:
 Adding number conversion cast (unumber) 3 in (byte) main::cur_pos#4 ← (number) 3
 Adding number conversion cast (unumber) 1 in (byte) main::shift#1 ← (number) 1
 Adding number conversion cast (unumber) 0 in (byte) main::shift#2 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) main::ch#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) main::pressed#0 ← (number) 0
 Adding number conversion cast (unumber) $3f in (bool~) main::$30 ← (byte) main::key#0 != (number) $3f
 Adding number conversion cast (unumber) 0 in (bool~) main::$33 ← (byte) main::pressed#2 != (number) 0
@@ -1178,9 +1176,7 @@ Adding number conversion cast (unumber) $32 in *((byte*) PROCPORT#0) ← (number
 Adding number conversion cast (unumber) $28 in (byte*~) plot_chargen::$5 ← (byte*) SCREEN#0 + (number) $28
 Adding number conversion cast (unumber) 1 in (byte*~) plot_chargen::$6 ← (byte*~) plot_chargen::$5 + (number) 1
 Adding number conversion cast (unumber) $a in (byte) mul8u::b#0 ← (number) $a
-Adding number conversion cast (unumber) 0 in (byte) plot_chargen::y#0 ← (number) 0
 Adding number conversion cast (unumber) $800 in (byte*~) plot_chargen::$9 ← (byte*) plot_chargen::chargen#2 + (number) $800
-Adding number conversion cast (unumber) 0 in (byte) plot_chargen::x#0 ← (number) 0
 Adding number conversion cast (unumber) $80 in (number~) plot_chargen::$10 ← (byte) plot_chargen::bits#2 & (number) $80
 Adding number conversion cast (unumber) plot_chargen::$10 in (number~) plot_chargen::$10 ← (byte) plot_chargen::bits#2 & (unumber)(number) $80
 Adding number conversion cast (unumber) 0 in (bool~) plot_chargen::$11 ← (unumber~) plot_chargen::$10 != (number) 0
@@ -1254,7 +1250,6 @@ Inlining cast (byte) KEY_2#0 ← (unumber)(number) $3b
 Inlining cast (byte) KEY_SPACE#0 ← (unumber)(number) $3c
 Inlining cast (byte) KEY_Q#0 ← (unumber)(number) $3e
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (byte) plot_chargen::ch#0 ← (unumber)(number) $20
 Inlining cast (byte) plot_chargen::shift#0 ← (unumber)(number) 0
 Inlining cast (byte) main::cur_pos#0 ← (unumber)(number) 0
@@ -1265,13 +1260,10 @@ Inlining cast (byte) main::cur_pos#3 ← (unumber)(number) 2
 Inlining cast (byte) main::cur_pos#4 ← (unumber)(number) 3
 Inlining cast (byte) main::shift#1 ← (unumber)(number) 1
 Inlining cast (byte) main::shift#2 ← (unumber)(number) 0
-Inlining cast (byte) main::ch#0 ← (unumber)(number) 0
 Inlining cast (byte) main::pressed#0 ← (unumber)(number) 0
 Inlining cast (word~) plot_chargen::$0 ← (word)(byte) plot_chargen::ch#2
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $32
 Inlining cast (byte) mul8u::b#0 ← (unumber)(number) $a
-Inlining cast (byte) plot_chargen::y#0 ← (unumber)(number) 0
-Inlining cast (byte) plot_chargen::x#0 ← (unumber)(number) 0
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $37
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1
@@ -1380,7 +1372,6 @@ Simplifying constant integer cast 1
 Simplifying constant integer cast $14
 Simplifying constant integer cast 1
 Simplifying constant integer cast $1e
-Simplifying constant integer cast 0
 Simplifying constant integer cast $20
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
@@ -1397,7 +1388,6 @@ Simplifying constant integer cast 3
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $3f
 Simplifying constant integer cast 0
 Simplifying constant integer cast 8
@@ -1406,9 +1396,7 @@ Simplifying constant integer cast $32
 Simplifying constant integer cast $28
 Simplifying constant integer cast 1
 Simplifying constant integer cast $a
-Simplifying constant integer cast 0
 Simplifying constant integer cast $800
-Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
 Simplifying constant integer cast 2
@@ -1486,7 +1474,6 @@ Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $14
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $1e
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
@@ -1503,7 +1490,6 @@ Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $3f
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
@@ -1512,9 +1498,7 @@ Finalized unsigned number type (byte) $32
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $a
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $800
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2

src/test/ref/examples/fastmultiply/fastmultiply8.log

@@ -148,7 +148,7 @@ main::@7: scope:[main]  from main
   (byte*) main::at_line#0 ← ((byte*)) (number) $400
   (byte*~) main::$1 ← (byte*) main::at_line#0 + (number) 4
   (byte*) main::at#0 ← (byte*~) main::$1
-  (byte) main::k#0 ← (number) 0
+  (byte) main::k#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main::@7 main::@8
   (byte*) main::at_line#7 ← phi( main::@7/(byte*) main::at_line#0 main::@8/(byte*) main::at_line#5 )
@@ -169,7 +169,7 @@ main::@8: scope:[main]  from main::@1
   to:main::@2
 main::@2: scope:[main]  from main::@8
   (byte*) main::at_line#3 ← phi( main::@8/(byte*) main::at_line#5 )
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@3
 main::@3: scope:[main]  from main::@2 main::@5
   (byte) main::i#2 ← phi( main::@2/(byte) main::i#0 main::@5/(byte) main::i#1 )
@@ -184,7 +184,7 @@ main::@9: scope:[main]  from main::@3
   (byte*) main::at_line#10 ← phi( main::@3/(byte*) main::at_line#1 )
   (byte) main::i#6 ← phi( main::@3/(byte) main::i#2 )
   (byte*) main::at#9 ← phi( main::@3/(byte*) main::at#2 )
-  (byte) main::j#0 ← (number) 0
+  (byte) main::j#0 ← (byte) 0
   to:main::@4
 main::@4: scope:[main]  from main::@11 main::@9
   (byte*) main::at_line#9 ← phi( main::@11/(byte*) main::at_line#6 main::@9/(byte*) main::at_line#10 )
@@ -235,7 +235,7 @@ init_screen: scope:[init_screen]  from main
 init_screen::@5: scope:[init_screen]  from init_screen
   (byte*) init_screen::COLS#0 ← ((byte*)) (number) $d800
   (byte) init_screen::WHITE#0 ← (number) 1
-  (byte) init_screen::l#0 ← (number) 0
+  (byte) init_screen::l#0 ← (byte) 0
   to:init_screen::@1
 init_screen::@1: scope:[init_screen]  from init_screen::@1 init_screen::@5
   (byte) init_screen::l#2 ← phi( init_screen::@1/(byte) init_screen::l#1 init_screen::@5/(byte) init_screen::l#0 )
@@ -247,7 +247,7 @@ init_screen::@1: scope:[init_screen]  from init_screen::@1 init_screen::@5
   to:init_screen::@2
 init_screen::@2: scope:[init_screen]  from init_screen::@1
   (byte*) init_screen::COLS#4 ← phi( init_screen::@1/(byte*) init_screen::COLS#2 )
-  (byte) init_screen::m#0 ← (number) 0
+  (byte) init_screen::m#0 ← (byte) 0
   to:init_screen::@3
 init_screen::@3: scope:[init_screen]  from init_screen::@2 init_screen::@3
   (byte) init_screen::m#2 ← phi( init_screen::@2/(byte) init_screen::m#0 init_screen::@3/(byte) init_screen::m#1 )
@@ -518,15 +518,10 @@ Adding number conversion cast (unumber) print_byte_at::$2 in (number~) print_byt
 Adding number conversion cast (unumber) 1 in (byte*~) print_byte_at::$3 ← (byte*) print_byte_at::at#2 + (number) 1
 Adding number conversion cast (unumber) $3e8 in (byte*~) print_cls::$0 ← (byte*) print_screen#2 + (number) $3e8
 Adding number conversion cast (unumber) 4 in (byte*~) main::$1 ← (byte*) main::at_line#0 + (number) 4
-Adding number conversion cast (unumber) 0 in (byte) main::k#0 ← (number) 0
 Adding number conversion cast (unumber) 4 in (byte*) main::at#1 ← (byte*) main::at#5 + (number) 4
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) $28 in (byte*) main::at_line#1 ← (byte*) main::at_line#2 + (number) $28
-Adding number conversion cast (unumber) 0 in (byte) main::j#0 ← (number) 0
 Adding number conversion cast (unumber) 4 in (byte*) main::at#3 ← (byte*) main::at#6 + (number) 4
 Adding number conversion cast (unumber) 1 in (byte) init_screen::WHITE#0 ← (number) 1
-Adding number conversion cast (unumber) 0 in (byte) init_screen::l#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) init_screen::m#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) init_screen::COLS#3 + (number) 0) ← (byte) init_screen::WHITE#0
 Adding number conversion cast (unumber) 1 in *((byte*) init_screen::COLS#3 + (number) 1) ← (byte) init_screen::WHITE#0
 Adding number conversion cast (unumber) 2 in *((byte*) init_screen::COLS#3 + (number) 2) ← (byte) init_screen::WHITE#0
@@ -538,13 +533,8 @@ Successful SSA optimization PassNAddArrayNumberTypeConversions
 Inlining cast (byte*) print_screen#0 ← (byte*)(number) $400
 Inlining cast (byte~) print_sbyte_at::$1 ← (byte)(signed byte) print_sbyte_at::b#6
 Inlining cast (byte*) main::at_line#0 ← (byte*)(number) $400
-Inlining cast (byte) main::k#0 ← (unumber)(number) 0
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
-Inlining cast (byte) main::j#0 ← (unumber)(number) 0
 Inlining cast (byte*) init_screen::COLS#0 ← (byte*)(number) $d800
 Inlining cast (byte) init_screen::WHITE#0 ← (unumber)(number) 1
-Inlining cast (byte) init_screen::l#0 ← (unumber)(number) 0
-Inlining cast (byte) init_screen::m#0 ← (unumber)(number) 0
 Inlining cast (signed byte*) ap#0 ← (signed byte*)(number) $fd
 Inlining cast (signed byte*) bp#0 ← (signed byte*)(number) $fe
 Inlining cast (signed byte*) cp#0 ← (signed byte*)(number) $ff
@@ -569,17 +559,12 @@ Simplifying constant integer cast $40
 Simplifying constant integer cast $5f
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 4
-Simplifying constant integer cast 0
 Simplifying constant integer cast 4
-Simplifying constant integer cast 0
 Simplifying constant integer cast $28
-Simplifying constant integer cast 0
 Simplifying constant integer cast 4
 Simplifying constant pointer cast (byte*) 55296
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 2
 Simplifying constant integer cast 3
@@ -597,16 +582,11 @@ Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (word) $3e8
 Finalized unsigned number type (byte) 4
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $28
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 3

src/test/ref/examples/fire/fire.asm

@@ -309,7 +309,7 @@ sid_rnd_init: {
 fillscreen: {
     .label screen = $11
     .label i = $13
-    lda #0
+    lda #<0
     sta i
     sta i+1
   b1:

src/test/ref/examples/fire/fire.cfg

@@ -174,7 +174,7 @@ fillscreen: scope:[fillscreen]  from main main::@4 main::@5 main::@6
   [90] (byte) fillscreen::fill#5 ← phi( main/(byte) 0 main::@5/(byte) 0 main::@6/(const byte) YELLOW#0 main::@4/(byte) 0 )
   to:fillscreen::@1
 fillscreen::@1: scope:[fillscreen]  from fillscreen fillscreen::@1
-  [91] (word) fillscreen::i#2 ← phi( fillscreen/(byte) 0 fillscreen::@1/(word) fillscreen::i#1 )
+  [91] (word) fillscreen::i#2 ← phi( fillscreen/(word) 0 fillscreen::@1/(word) fillscreen::i#1 )
   [91] (byte*) fillscreen::screen#5 ← phi( fillscreen/(byte*) fillscreen::screen#6 fillscreen::@1/(byte*) fillscreen::screen#4 )
   [92] *((byte*) fillscreen::screen#5) ← (byte) fillscreen::fill#5
   [93] (byte*) fillscreen::screen#4 ← ++ (byte*) fillscreen::screen#5

src/test/ref/examples/fire/fire.log

@@ -408,7 +408,7 @@ makecharset::@return: scope:[makecharset]  from makecharset::@11
 fillscreen: scope:[fillscreen]  from main main::@10 main::@11 main::@9
   (byte*) fillscreen::screen#6 ← phi( main/(byte*) fillscreen::screen#0 main::@10/(byte*) fillscreen::screen#2 main::@11/(byte*) fillscreen::screen#3 main::@9/(byte*) fillscreen::screen#1 )
   (byte) fillscreen::fill#5 ← phi( main/(byte) fillscreen::fill#0 main::@10/(byte) fillscreen::fill#2 main::@11/(byte) fillscreen::fill#3 main::@9/(byte) fillscreen::fill#1 )
-  (word) fillscreen::i#0 ← (number) 0
+  (word) fillscreen::i#0 ← (word) 0
   to:fillscreen::@1
 fillscreen::@1: scope:[fillscreen]  from fillscreen fillscreen::@1
   (word) fillscreen::i#2 ← phi( fillscreen/(word) fillscreen::i#0 fillscreen::@1/(word) fillscreen::i#1 )
@@ -808,7 +808,6 @@ Adding number conversion cast (unumber) makecharset::$15 in (byte*~) makecharset
 Adding number conversion cast (unumber) 3 in (word~) makecharset::$18 ← (word~) makecharset::$17 << (number) 3
 Adding number conversion cast (unumber) 8 in (bool~) makecharset::$20 ← (byte) makecharset::i#1 < (number) 8
 Adding number conversion cast (unumber) $40 in (bool~) makecharset::$21 ← (byte) makecharset::c#1 < (number) $40
-Adding number conversion cast (unumber) 0 in (word) fillscreen::i#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Adding number conversion cast (unumber) $28 - 1 in (unumber~) fire::$7 ← (number) $28 - (number) 1
 Adding number conversion cast (unumber) $28 - 1 in (unumber~) fire::$8 ← (number) $28 - (number) 1
@@ -855,7 +854,6 @@ Inlining cast (byte) makecharset::b#0 ← (unumber)(number) 0
 Inlining cast (byte) makecharset::ii#0 ← (unumber)(number) 0
 Inlining cast (unumber~) makecharset::$25 ← (unumber)(number~) makecharset::$15
 Inlining cast (word~) makecharset::$17 ← (word)(byte) makecharset::c#3
-Inlining cast (word) fillscreen::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (byte*) 53281
@@ -913,7 +911,6 @@ Simplifying constant integer cast 7
 Simplifying constant integer cast 3
 Simplifying constant integer cast 8
 Simplifying constant integer cast $40
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 7
@@ -952,7 +949,6 @@ Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) $40
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to word in (unumber~) main::toD0181_$1#0 ← (word~) main::toD0181_$0#0 & (word) $3fff
 Inferred type updated to word in (unumber~) main::toD0181_$2#0 ← (word~) main::toD0181_$1#0 * (byte) 4
@@ -1293,7 +1289,7 @@ Constant inlined fire::$18 = (number) $19*(number) $28
 Constant inlined fire::$5 = (const byte*) BUFFER#0+(number) $18*(number) $28
 Constant inlined fire::screenbase#0 = (const byte*) SCREEN1#0
 Constant inlined fire::$4 = (number) $18*(number) $28
-Constant inlined fillscreen::i#0 = (byte) 0
+Constant inlined fillscreen::i#0 = (word) 0
 Constant inlined makecharset::$5 = (number) $100*(number) 8
 Constant inlined makecharset::$3 = (number) $40*(number) 8
 Constant inlined makecharset::$0 = (number) 1*(number) 8
@@ -1625,7 +1621,7 @@ fillscreen: scope:[fillscreen]  from main main::@4 main::@5 main::@6
   [90] (byte) fillscreen::fill#5 ← phi( main/(byte) 0 main::@5/(byte) 0 main::@6/(const byte) YELLOW#0 main::@4/(byte) 0 )
   to:fillscreen::@1
 fillscreen::@1: scope:[fillscreen]  from fillscreen fillscreen::@1
-  [91] (word) fillscreen::i#2 ← phi( fillscreen/(byte) 0 fillscreen::@1/(word) fillscreen::i#1 )
+  [91] (word) fillscreen::i#2 ← phi( fillscreen/(word) 0 fillscreen::@1/(word) fillscreen::i#1 )
   [91] (byte*) fillscreen::screen#5 ← phi( fillscreen/(byte*) fillscreen::screen#6 fillscreen::@1/(byte*) fillscreen::screen#4 )
   [92] *((byte*) fillscreen::screen#5) ← (byte) fillscreen::fill#5
   [93] (byte*) fillscreen::screen#4 ← ++ (byte*) fillscreen::screen#5
@@ -2497,10 +2493,10 @@ fillscreen: {
     .label fill = $16
   //SEG180 [91] phi from fillscreen to fillscreen::@1 [phi:fillscreen->fillscreen::@1]
   b1_from_fillscreen:
-  //SEG181 [91] phi (word) fillscreen::i#2 = (byte) 0 [phi:fillscreen->fillscreen::@1#0] -- vwuz1=vbuc1 
-    lda #0
+  //SEG181 [91] phi (word) fillscreen::i#2 = (word) 0 [phi:fillscreen->fillscreen::@1#0] -- vwuz1=vwuc1 
+    lda #<0
     sta i
-    lda #0
+    lda #>0
     sta i+1
   //SEG182 [91] phi (byte*) fillscreen::screen#5 = (byte*) fillscreen::screen#6 [phi:fillscreen->fillscreen::@1#1] -- register_copy 
     jmp b1
@@ -3340,10 +3336,10 @@ fillscreen: {
     .label i = $13
   //SEG180 [91] phi from fillscreen to fillscreen::@1 [phi:fillscreen->fillscreen::@1]
   b1_from_fillscreen:
-  //SEG181 [91] phi (word) fillscreen::i#2 = (byte) 0 [phi:fillscreen->fillscreen::@1#0] -- vwuz1=vbuc1 
-    lda #0
+  //SEG181 [91] phi (word) fillscreen::i#2 = (word) 0 [phi:fillscreen->fillscreen::@1#0] -- vwuz1=vwuc1 
+    lda #<0
     sta i
-    lda #0
+    lda #>0
     sta i+1
   //SEG182 [91] phi (byte*) fillscreen::screen#5 = (byte*) fillscreen::screen#6 [phi:fillscreen->fillscreen::@1#1] -- register_copy 
     jmp b1
@@ -3426,7 +3422,7 @@ Removing instruction ldy #0
 Replacing instruction ldy #0 with TAY
 Replacing instruction ldx #0 with TAX
 Replacing instruction lda #0 with TYA
-Removing instruction lda #0
+Removing instruction lda #>0
 Succesful ASM optimization Pass5UnnecesaryLoadElimination
 Replacing label b1_from_b3 with b1
 Replacing label b6_from_b7 with b6
@@ -4210,8 +4206,8 @@ fillscreen: {
     .label screen = $11
     .label i = $13
   //SEG180 [91] phi from fillscreen to fillscreen::@1 [phi:fillscreen->fillscreen::@1]
-  //SEG181 [91] phi (word) fillscreen::i#2 = (byte) 0 [phi:fillscreen->fillscreen::@1#0] -- vwuz1=vbuc1 
-    lda #0
+  //SEG181 [91] phi (word) fillscreen::i#2 = (word) 0 [phi:fillscreen->fillscreen::@1#0] -- vwuz1=vwuc1 
+    lda #<0
     sta i
     sta i+1
   //SEG182 [91] phi (byte*) fillscreen::screen#5 = (byte*) fillscreen::screen#6 [phi:fillscreen->fillscreen::@1#1] -- register_copy 

src/test/ref/examples/multiplexer/simple-multiplexer.log

@@ -135,7 +135,7 @@ plexInit::plexSetScreen1: scope:[plexInit]  from plexInit
 plexInit::@3: scope:[plexInit]  from plexInit::plexSetScreen1
   (byte*) PLEX_SCREEN_PTR#22 ← phi( plexInit::plexSetScreen1/(byte*) PLEX_SCREEN_PTR#1 )
   (number~) plexInit::$1 ← (byte) PLEX_COUNT#0 - (number) 1
-  (byte) plexInit::i#0 ← (number) 0
+  (byte) plexInit::i#0 ← (byte) 0
   to:plexInit::@1
 plexInit::@1: scope:[plexInit]  from plexInit::@1 plexInit::@3
   (byte*) PLEX_SCREEN_PTR#15 ← phi( plexInit::@1/(byte*) PLEX_SCREEN_PTR#15 plexInit::@3/(byte*) PLEX_SCREEN_PTR#22 )
@@ -152,7 +152,7 @@ plexInit::@return: scope:[plexInit]  from plexInit::@1
   to:@return
 plexSort: scope:[plexSort]  from loop::@11
   (number~) plexSort::$1 ← (byte) PLEX_COUNT#0 - (number) 2
-  (byte) plexSort::m#0 ← (number) 0
+  (byte) plexSort::m#0 ← (byte) 0
   to:plexSort::@1
 plexSort::@1: scope:[plexSort]  from plexSort plexSort::@2
   (byte) plexSort::m#2 ← phi( plexSort/(byte) plexSort::m#0 plexSort::@2/(byte) plexSort::m#1 )
@@ -204,7 +204,7 @@ plexSort::plexFreePrepare1: scope:[plexSort]  from plexSort::@6
   (byte) plex_sprite_msb#38 ← phi( plexSort::@6/(byte) plex_sprite_msb#1 )
   (byte) plex_sprite_idx#39 ← phi( plexSort::@6/(byte) plex_sprite_idx#1 )
   (byte) plex_show_idx#39 ← phi( plexSort::@6/(byte) plex_show_idx#1 )
-  (byte) plexSort::plexFreePrepare1_s#0 ← (number) 0
+  (byte) plexSort::plexFreePrepare1_s#0 ← (byte) 0
   to:plexSort::plexFreePrepare1_@1
 plexSort::plexFreePrepare1_@1: scope:[plexSort]  from plexSort::plexFreePrepare1 plexSort::plexFreePrepare1_@1
   (byte) plex_sprite_msb#30 ← phi( plexSort::plexFreePrepare1/(byte) plex_sprite_msb#38 plexSort::plexFreePrepare1_@1/(byte) plex_sprite_msb#30 )
@@ -406,7 +406,7 @@ init::@5: scope:[init]  from init
   (byte*) PLEX_SCREEN_PTR#5 ← (byte*) PLEX_SCREEN_PTR#12
   (word) init::xp#0 ← (number) $20
   (number~) init::$3 ← (byte) PLEX_COUNT#0 - (number) 1
-  (byte) init::sx#0 ← (number) 0
+  (byte) init::sx#0 ← (byte) 0
   to:init::@1
 init::@1: scope:[init]  from init::@1 init::@5
   (byte*) PLEX_SCREEN_PTR#28 ← phi( init::@1/(byte*) PLEX_SCREEN_PTR#28 init::@5/(byte*) PLEX_SCREEN_PTR#5 )
@@ -425,7 +425,7 @@ init::@1: scope:[init]  from init::@1 init::@5
 init::@2: scope:[init]  from init::@1
   (byte*) PLEX_SCREEN_PTR#24 ← phi( init::@1/(byte*) PLEX_SCREEN_PTR#28 )
   *((byte*) SPRITES_ENABLE#0) ← (number) $ff
-  (byte) init::ss#0 ← (number) 0
+  (byte) init::ss#0 ← (byte) 0
   to:init::@3
 init::@3: scope:[init]  from init::@2 init::@3
   (byte*) PLEX_SCREEN_PTR#20 ← phi( init::@2/(byte*) PLEX_SCREEN_PTR#24 init::@3/(byte*) PLEX_SCREEN_PTR#20 )
@@ -477,7 +477,7 @@ loop::@6: scope:[loop]  from loop::@4
   *((byte*) BORDERCOL#0) ← ++ *((byte*) BORDERCOL#0)
   (byte) loop::y_idx#0 ← (byte) loop::sin_idx#2
   (number~) loop::$1 ← (byte) PLEX_COUNT#0 - (number) 1
-  (byte) loop::sy#0 ← (number) 0
+  (byte) loop::sy#0 ← (byte) 0
   to:loop::@10
 loop::@10: scope:[loop]  from loop::@10 loop::@6
   (byte*) PLEX_SCREEN_PTR#39 ← phi( loop::@10/(byte*) PLEX_SCREEN_PTR#39 loop::@6/(byte*) PLEX_SCREEN_PTR#40 )
@@ -537,7 +537,7 @@ loop::@14: scope:[loop]  from loop::@12
   (byte) plex_sprite_idx#47 ← phi( loop::@12/(byte) plex_sprite_idx#48 )
   (byte) plex_free_next#36 ← phi( loop::@12/(byte) plex_free_next#41 )
   (number~) loop::$6 ← (byte) PLEX_COUNT#0 - (number) 1
-  (byte) loop::ss#0 ← (number) 0
+  (byte) loop::ss#0 ← (byte) 0
   to:loop::@18
 loop::@18: scope:[loop]  from loop::@14 loop::@31
   (byte) loop::sin_idx#14 ← phi( loop::@14/(byte) loop::sin_idx#15 loop::@31/(byte) loop::sin_idx#8 )
@@ -1178,10 +1178,8 @@ Adding number conversion cast (unumber) 1 in (byte) plex_sprite_msb#0 ← (numbe
 Adding number conversion cast (unumber) $3f8 in (byte*~) plexInit::plexSetScreen1_$0#0 ← (byte*) plexInit::plexSetScreen1_screen#1 + (number) $3f8
 Adding number conversion cast (unumber) 1 in (number~) plexInit::$1 ← (byte) PLEX_COUNT#0 - (number) 1
 Adding number conversion cast (unumber) plexInit::$1 in (number~) plexInit::$1 ← (byte) PLEX_COUNT#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) plexInit::i#0 ← (number) 0
 Adding number conversion cast (unumber) 2 in (number~) plexSort::$1 ← (byte) PLEX_COUNT#0 - (number) 2
 Adding number conversion cast (unumber) plexSort::$1 in (number~) plexSort::$1 ← (byte) PLEX_COUNT#0 - (unumber)(number) 2
-Adding number conversion cast (unumber) 0 in (byte) plexSort::m#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (number~) plexSort::$2 ← (byte) plexSort::m#2 + (number) 1
 Adding number conversion cast (unumber) plexSort::$2 in (number~) plexSort::$2 ← (byte) plexSort::m#2 + (unumber)(number) 1
 Adding number conversion cast (unumber) 1 in (number~) plexSort::$5 ← (byte) plexSort::s#3 + (number) 1
@@ -1190,7 +1188,6 @@ Adding number conversion cast (unumber) $ff in (bool~) plexSort::$6 ← (byte) p
 Adding number conversion cast (unumber) 0 in (byte) plex_show_idx#1 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) plex_sprite_idx#1 ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte) plex_sprite_msb#1 ← (number) 1
-Adding number conversion cast (unumber) 0 in (byte) plexSort::plexFreePrepare1_s#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte[8]) PLEX_FREE_YPOS#0 + (byte) plexSort::plexFreePrepare1_s#2) ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) plex_free_next#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte~) plexShowSprite::$0 ← (byte) plex_sprite_idx#12 << (number) 1
@@ -1216,22 +1213,18 @@ Adding number conversion cast (unumber) init::$1 in (number~) init::$1 ← (byte
 Adding number conversion cast (unumber) $20 in (word) init::xp#0 ← (number) $20
 Adding number conversion cast (unumber) 1 in (number~) init::$3 ← (byte) PLEX_COUNT#0 - (number) 1
 Adding number conversion cast (unumber) init::$3 in (number~) init::$3 ← (byte) PLEX_COUNT#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) init::sx#0 ← (number) 0
 Adding number conversion cast (unumber) $40 in (byte*~) init::$4 ← (byte*) SPRITE#0 / (number) $40
 Adding number conversion cast (unumber) 9 in (word) init::xp#1 ← (word) init::xp#2 + (number) 9
 Adding number conversion cast (unumber) $ff in *((byte*) SPRITES_ENABLE#0) ← (number) $ff
-Adding number conversion cast (unumber) 0 in (byte) init::ss#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) loop::sin_idx#0 ← (number) 0
 Adding number conversion cast (unumber) $ff in (bool~) loop::$0 ← *((byte*) RASTER#0) != (number) $ff
 Adding number conversion cast (unumber) 1 in (number~) loop::$1 ← (byte) PLEX_COUNT#0 - (number) 1
 Adding number conversion cast (unumber) loop::$1 in (number~) loop::$1 ← (byte) PLEX_COUNT#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) loop::sy#0 ← (number) 0
 Adding number conversion cast (unumber) 8 in (byte) loop::y_idx#1 ← (byte) loop::y_idx#2 + (number) 8
 Adding number conversion cast (unumber) 1 in (byte) loop::sin_idx#1 ← (byte) loop::sin_idx#3 + (number) 1
 Adding number conversion cast (unumber) 0 in (bool~) loop::$5 ← (byte~) loop::$4 != (number) 0
 Adding number conversion cast (unumber) 1 in (number~) loop::$6 ← (byte) PLEX_COUNT#0 - (number) 1
 Adding number conversion cast (unumber) loop::$6 in (number~) loop::$6 ← (byte) PLEX_COUNT#0 - (unumber)(number) 1
-Adding number conversion cast (unumber) 0 in (byte) loop::ss#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) SPRITES_XPOS#0 ← (byte*)(number) $d000
 Inlining cast (byte*) SPRITES_YPOS#0 ← (byte*)(number) $d001
@@ -1251,12 +1244,9 @@ Inlining cast (byte*) PLEX_SCREEN_PTR#0 ← (byte*)(number~) $0
 Inlining cast (byte) plex_show_idx#0 ← (unumber)(number) 0
 Inlining cast (byte) plex_sprite_idx#0 ← (unumber)(number) 0
 Inlining cast (byte) plex_sprite_msb#0 ← (unumber)(number) 1
-Inlining cast (byte) plexInit::i#0 ← (unumber)(number) 0
-Inlining cast (byte) plexSort::m#0 ← (unumber)(number) 0
 Inlining cast (byte) plex_show_idx#1 ← (unumber)(number) 0
 Inlining cast (byte) plex_sprite_idx#1 ← (unumber)(number) 0
 Inlining cast (byte) plex_sprite_msb#1 ← (unumber)(number) 1
-Inlining cast (byte) plexSort::plexFreePrepare1_s#0 ← (unumber)(number) 0
 Inlining cast *((byte[8]) PLEX_FREE_YPOS#0 + (byte) plexSort::plexFreePrepare1_s#2) ← (unumber)(number) 0
 Inlining cast (byte) plex_free_next#0 ← (unumber)(number) 0
 Inlining cast (byte) plex_sprite_msb#4 ← (unumber)(number) 1
@@ -1265,13 +1255,9 @@ Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte*) SPRITE#0 ← (byte*)(number) $2000
 Inlining cast (byte*) YSIN#0 ← (byte*)(number) $2100
 Inlining cast (word) init::xp#0 ← (unumber)(number) $20
-Inlining cast (byte) init::sx#0 ← (unumber)(number) 0
 Inlining cast (byte~) init::$5 ← (byte)(byte*~) init::$4
 Inlining cast *((byte*) SPRITES_ENABLE#0) ← (unumber)(number) $ff
-Inlining cast (byte) init::ss#0 ← (unumber)(number) 0
 Inlining cast (byte) loop::sin_idx#0 ← (unumber)(number) 0
-Inlining cast (byte) loop::sy#0 ← (unumber)(number) 0
-Inlining cast (byte) loop::ss#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53248
 Simplifying constant pointer cast (byte*) 53249
@@ -1292,9 +1278,7 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast $3f8
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast 2
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 1
 Simplifying constant integer cast $ff
@@ -1303,7 +1287,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast $15
 Simplifying constant integer cast 1
@@ -1322,20 +1305,16 @@ Simplifying constant pointer cast (byte*) 8448
 Simplifying constant integer cast 3
 Simplifying constant integer cast $20
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast $40
 Simplifying constant integer cast 9
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Simplifying constant integer cast 8
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) $10
@@ -1348,9 +1327,7 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (word) $3f8
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $ff
@@ -1359,7 +1336,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $15
 Finalized unsigned number type (byte) 1
@@ -1375,20 +1351,16 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 9
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to byte in (unumber~) plexInit::$1 ← (byte) PLEX_COUNT#0 - (byte) 1
 Inferred type updated to byte in (unumber~) plexSort::$1 ← (byte) PLEX_COUNT#0 - (byte) 2

src/test/ref/examples/rotate/rotate.log

@@ -312,7 +312,7 @@ init::@3: scope:[init]  from init
   *((byte*) SPRITES_ENABLE#0) ← (number) $ff
   (byte*~) init::$1 ← (byte*) SCREEN#0 + (number) $3f8
   (byte*) init::sprites_ptr#0 ← (byte*~) init::$1
-  (byte) init::i#0 ← (number) 0
+  (byte) init::i#0 ← (byte) 0
   to:init::@1
 init::@1: scope:[init]  from init::@1 init::@3
   (byte) init::i#2 ← phi( init::@1/(byte) init::i#1 init::@3/(byte) init::i#0 )
@@ -357,7 +357,7 @@ anim::@6: scope:[anim]  from anim::@4
   (signed byte~) anim::$2 ← ((signed byte)) *((byte*) SIN#1 + (byte) anim::angle#2)
   (signed byte) anim::sin_a#0 ← (signed byte~) anim::$2
   (byte) anim::sprite_msb#0 ← (number) 0
-  (byte) anim::i#0 ← (number) 0
+  (byte) anim::i#0 ← (byte) 0
   to:anim::@10
 anim::@10: scope:[anim]  from anim::@11 anim::@6
   (byte*) SIN#22 ← phi( anim::@11/(byte*) SIN#7 anim::@6/(byte*) SIN#1 )
@@ -1045,12 +1045,10 @@ Adding number conversion cast (snumber) 0 in (bool~) mulf8s_prepared::$4 ← (si
 Adding number conversion cast (unumber) $40 in (byte*~) $0 ← (byte*) COS#0 + (number) $40
 Adding number conversion cast (unumber) $ff in *((byte*) SPRITES_ENABLE#0) ← (number) $ff
 Adding number conversion cast (unumber) $3f8 in (byte*~) init::$1 ← (byte*) SCREEN#0 + (number) $3f8
-Adding number conversion cast (unumber) 0 in (byte) init::i#0 ← (number) 0
 Adding number conversion cast (unumber) $40 in (byte*~) init::$2 ← (byte*) SPRITE#0 / (number) $40
 Adding number conversion cast (unumber) 0 in (byte) anim::angle#0 ← (number) 0
 Adding number conversion cast (unumber) $ff in (bool~) anim::$0 ← *((byte*) RASTER#0) != (number) $ff
 Adding number conversion cast (unumber) 0 in (byte) anim::sprite_msb#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) anim::i#0 ← (number) 0
 Adding number conversion cast (snumber) 2 in (number~) anim::$5 ← (signed word~) anim::$4 * (number) 2
 Adding number conversion cast (snumber) anim::$5 in (number~) anim::$5 ← (signed word~) anim::$4 * (snumber)(number) 2
 Adding number conversion cast (snumber) 2 in (number~) anim::$7 ← (signed word~) anim::$6 * (number) 2
@@ -1103,13 +1101,11 @@ Inlining cast (byte~) mulf8s_prepared::$13 ← (byte)*((signed byte*) mulf8s_pre
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte*) COS#0 ← (byte*)(number) $2000
 Inlining cast *((byte*) SPRITES_ENABLE#0) ← (unumber)(number) $ff
-Inlining cast (byte) init::i#0 ← (unumber)(number) 0
 Inlining cast (byte~) init::$3 ← (byte)(byte*~) init::$2
 Inlining cast (byte) anim::angle#0 ← (unumber)(number) 0
 Inlining cast (signed byte~) anim::$1 ← (signed byte)*((byte*) COS#0 + (byte) anim::angle#2)
 Inlining cast (signed byte~) anim::$2 ← (signed byte)*((byte*) SIN#1 + (byte) anim::angle#2)
 Inlining cast (byte) anim::sprite_msb#0 ← (unumber)(number) 0
-Inlining cast (byte) anim::i#0 ← (unumber)(number) 0
 Inlining cast (byte~) anim::mulf8s_prepare1_$0#0 ← (byte)(signed byte) anim::mulf8s_prepare1_a#1
 Inlining cast (byte~) anim::mulf8s_prepare2_$0#0 ← (byte)(signed byte) anim::mulf8s_prepare2_a#1
 Inlining cast (signed byte~) anim::$14 ← (signed byte)(byte~) anim::$13
@@ -1154,7 +1150,6 @@ Simplifying constant pointer cast (byte*) 8192
 Simplifying constant integer cast $40
 Simplifying constant integer cast $ff
 Simplifying constant integer cast $3f8
-Simplifying constant integer cast 0
 Simplifying constant integer cast $40
 Simplifying constant integer cast -$46
 Simplifying constant integer cast -$46
@@ -1175,7 +1170,6 @@ Simplifying constant integer cast $46
 Simplifying constant integer cast 0
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 2
 Simplifying constant integer cast 2
 Simplifying constant integer cast 2
@@ -1213,12 +1207,10 @@ Finalized signed number type (signed byte) 0
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (word) $3f8
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized signed number type (signed byte) 2
 Finalized signed number type (signed byte) 2
 Finalized signed number type (signed byte) 2

src/test/ref/examples/scrollbig/scrollbig.log

@@ -169,7 +169,7 @@ scroll_bit::@7: scope:[scroll_bit]  from scroll_bit::@1
   (byte*~) scroll_bit::$4 ← (byte*) SCREEN#0 + (number) $28
   (byte*~) scroll_bit::$5 ← (byte*~) scroll_bit::$4 + (number) $27
   (byte*) scroll_bit::sc#0 ← (byte*~) scroll_bit::$5
-  (byte) scroll_bit::r#0 ← (number) 0
+  (byte) scroll_bit::r#0 ← (byte) 0
   to:scroll_bit::@3
 scroll_bit::@2: scope:[scroll_bit]  from scroll_bit
   (byte*) nxt#24 ← phi( scroll_bit/(byte*) nxt#29 )
@@ -671,7 +671,6 @@ Adding number conversion cast (unumber) 0 in (bool~) scroll_bit::$1 ← (byte) c
 Adding number conversion cast (unumber) $32 in *((byte*) PROCPORT#0) ← (number) $32
 Adding number conversion cast (unumber) $28 in (byte*~) scroll_bit::$4 ← (byte*) SCREEN#0 + (number) $28
 Adding number conversion cast (unumber) $27 in (byte*~) scroll_bit::$5 ← (byte*~) scroll_bit::$4 + (number) $27
-Adding number conversion cast (unumber) 0 in (byte) scroll_bit::r#0 ← (number) 0
 Adding number conversion cast (unumber) 8 in (number~) scroll_bit::$7 ← (word) scroll_bit::c#0 * (number) 8
 Adding number conversion cast (unumber) scroll_bit::$7 in (number~) scroll_bit::$7 ← (word) scroll_bit::c#0 * (unumber)(number) 8
 Adding number conversion cast (unumber) $80 in (byte) current_bit#6 ← (number) $80
@@ -727,7 +726,6 @@ Inlining cast (byte) scroll#2 ← (unumber)(number) 7
 Inlining cast (byte) scroll#4 ← (unumber)(number) 7
 Inlining cast (byte) current_bit#4 ← (unumber)(number) 1
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $32
-Inlining cast (byte) scroll_bit::r#0 ← (unumber)(number) 0
 Inlining cast (byte) current_bit#6 ← (unumber)(number) $80
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $37
 Inlining cast (byte) scroll_hard::i#0 ← (unumber)(number) 0
@@ -766,7 +764,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $32
 Simplifying constant integer cast $28
 Simplifying constant integer cast $27
-Simplifying constant integer cast 0
 Simplifying constant integer cast 8
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
@@ -797,7 +794,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $32
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) $27
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0

src/test/ref/examples/scrolllogo/scrolllogo.log

@@ -137,7 +137,7 @@ divr16u: scope:[divr16u]  from div32u16u div32u16u::@2
   (word) divr16u::dividend#5 ← phi( div32u16u/(word) divr16u::dividend#1 div32u16u::@2/(word) divr16u::dividend#2 )
   (word) divr16u::rem#10 ← phi( div32u16u/(word) divr16u::rem#3 div32u16u::@2/(word) divr16u::rem#4 )
   (word) divr16u::quotient#0 ← (number) 0
-  (byte) divr16u::i#0 ← (number) 0
+  (byte) divr16u::i#0 ← (byte) 0
   to:divr16u::@1
 divr16u::@1: scope:[divr16u]  from divr16u divr16u::@3
   (byte) divr16u::i#5 ← phi( divr16u/(byte) divr16u::i#0 divr16u::@3/(byte) divr16u::i#1 )
@@ -683,7 +683,7 @@ main::@4: scope:[main]  from main::@3
 main::@5: scope:[main]  from main::@4
   (word) xsin_idx#21 ← phi( main::@4/(word) xsin_idx#22 )
   (word) rem16u#30 ← phi( main::@4/(word) rem16u#33 )
-  (byte) main::ch#0 ← (number) 0
+  (byte) main::ch#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main::@1 main::@5
   (word) xsin_idx#20 ← phi( main::@1/(word) xsin_idx#20 main::@5/(word) xsin_idx#21 )
@@ -1658,7 +1658,6 @@ Adding number conversion cast (unumber) 1 in (byte) WHITE#0 ← (number) 1
 Adding number conversion cast (unumber) $b in (byte) DARK_GREY#0 ← (number) $b
 Adding number conversion cast (unumber) 0 in (word) rem16u#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (word) divr16u::quotient#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) divr16u::i#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (word~) divr16u::$0 ← (word) divr16u::rem#5 << (number) 1
 Adding number conversion cast (unumber) $80 in (number~) divr16u::$2 ← (byte~) divr16u::$1 & (number) $80
 Adding number conversion cast (unumber) divr16u::$2 in (number~) divr16u::$2 ← (byte~) divr16u::$1 & (unumber)(number) $80
@@ -1709,7 +1708,6 @@ Adding number conversion cast (unumber) $3e8 in (word) fill::size#0 ← (number)
 Adding number conversion cast (unumber) 8 in (number~) main::$2 ← (byte) WHITE#0 | (number) 8
 Adding number conversion cast (unumber) main::$2 in (number~) main::$2 ← (byte) WHITE#0 | (unumber)(number) 8
 Adding number conversion cast (unumber) $3e8 in (word) fill::size#1 ← (number) $3e8
-Adding number conversion cast (unumber) 0 in (byte) main::ch#0 ← (number) 0
 Adding number conversion cast (snumber) -$140 in (signed word) sin16s_gen2::min#0 ← (number) -$140
 Adding number conversion cast (snumber) $140 in (signed word) sin16s_gen2::max#0 ← (number) $140
 Adding number conversion cast (unumber) 0 in (word) xsin_idx#2 ← (number) 0
@@ -1763,7 +1761,6 @@ Inlining cast (byte) WHITE#0 ← (unumber)(number) 1
 Inlining cast (byte) DARK_GREY#0 ← (unumber)(number) $b
 Inlining cast (word) rem16u#0 ← (unumber)(number) 0
 Inlining cast (word) divr16u::quotient#0 ← (unumber)(number) 0
-Inlining cast (byte) divr16u::i#0 ← (unumber)(number) 0
 Inlining cast (word) divr16u::rem#3 ← (unumber)(number) 0
 Inlining cast (dword) mul16u::res#0 ← (unumber)(number) 0
 Inlining cast (word~) mul16s::$0 ← (word)(signed word) mul16s::a#1
@@ -1794,7 +1791,6 @@ Inlining cast (word~) main::toD0181_$0#0 ← (word)(byte*) main::toD0181_screen#
 Inlining cast (word~) main::toD0181_$4#0 ← (word)(byte*) main::toD0181_gfx#1
 Inlining cast (word) fill::size#0 ← (unumber)(number) $3e8
 Inlining cast (word) fill::size#1 ← (unumber)(number) $3e8
-Inlining cast (byte) main::ch#0 ← (unumber)(number) 0
 Inlining cast (signed word) sin16s_gen2::min#0 ← (snumber)(number) -$140
 Inlining cast (signed word) sin16s_gen2::max#0 ← (snumber)(number) $140
 Inlining cast (word) xsin_idx#2 ← (unumber)(number) 0
@@ -1828,7 +1824,6 @@ Simplifying constant integer cast 1
 Simplifying constant integer cast $b
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
@@ -1872,7 +1867,6 @@ Simplifying constant integer cast $f
 Simplifying constant integer cast $3e8
 Simplifying constant integer cast 8
 Simplifying constant integer cast $3e8
-Simplifying constant integer cast 0
 Simplifying constant integer cast -$140
 Simplifying constant integer cast $140
 Simplifying constant integer cast 0
@@ -1907,7 +1901,6 @@ Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $b
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
@@ -1947,7 +1940,6 @@ Finalized unsigned number type (byte) $f
 Finalized unsigned number type (word) $3e8
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (word) $3e8
-Finalized unsigned number type (byte) 0
 Finalized signed number type (signed word) -$140
 Finalized signed number type (signed word) $140
 Finalized unsigned number type (byte) 0

src/test/ref/examples/showlogo/showlogo.log

@@ -134,7 +134,7 @@ main::@10: scope:[main]  from main::@9
   call fill 
   to:main::@11
 main::@11: scope:[main]  from main::@10
-  (byte) main::ch#0 ← (number) 0
+  (byte) main::ch#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main::@1 main::@11
   (byte) main::ch#2 ← phi( main::@1/(byte) main::ch#1 main::@11/(byte) main::ch#0 )
@@ -312,7 +312,6 @@ Adding number conversion cast (unumber) main::$2 in (word) fill::size#0 ← (num
 Adding number conversion cast (unumber) 8 in (number~) main::$5 ← (byte) WHITE#0 | (number) 8
 Adding number conversion cast (unumber) main::$5 in (number~) main::$5 ← (byte) WHITE#0 | (unumber)(number) 8
 Adding number conversion cast (unumber) main::$4 in (word) fill::size#1 ← (number~) main::$4
-Adding number conversion cast (unumber) 0 in (byte) main::ch#0 ← (number) 0
 Adding number conversion cast (unumber) $3e7 in (byte*~) main::$10 ← (byte*) SCREEN#0 + (number) $3e7
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) BORDERCOL#0 ← (byte*)(number) $d020
@@ -333,7 +332,6 @@ Inlining cast (word~) main::toD0181_$0#0 ← (word)(byte*) main::toD0181_screen#
 Inlining cast (word~) main::toD0181_$4#0 ← (word)(byte*) main::toD0181_gfx#1
 Inlining cast (word) fill::size#0 ← (unumber)(number~) main::$2
 Inlining cast (word) fill::size#1 ← (unumber)(number~) main::$4
-Inlining cast (byte) main::ch#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (byte*) 53281
@@ -354,7 +352,6 @@ Simplifying constant integer cast 4
 Simplifying constant integer cast 4
 Simplifying constant integer cast $f
 Simplifying constant integer cast 8
-Simplifying constant integer cast 0
 Simplifying constant integer cast $3e7
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) $10
@@ -367,7 +364,6 @@ Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) 8
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $3e7
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to word in (unumber~) main::toD0181_$1#0 ← (word~) main::toD0181_$0#0 & (word) $3fff

src/test/ref/examples/sinplotter/sine-plotter.log

@@ -139,7 +139,7 @@ divr16u: scope:[divr16u]  from div32u16u div32u16u::@2
   (word) divr16u::dividend#5 ← phi( div32u16u/(word) divr16u::dividend#1 div32u16u::@2/(word) divr16u::dividend#2 )
   (word) divr16u::rem#10 ← phi( div32u16u/(word) divr16u::rem#3 div32u16u::@2/(word) divr16u::rem#4 )
   (word) divr16u::quotient#0 ← (number) 0
-  (byte) divr16u::i#0 ← (number) 0
+  (byte) divr16u::i#0 ← (byte) 0
   to:divr16u::@1
 divr16u::@1: scope:[divr16u]  from divr16u divr16u::@3
   (byte) divr16u::i#5 ← phi( divr16u/(byte) divr16u::i#0 divr16u::@3/(byte) divr16u::i#1 )
@@ -622,7 +622,7 @@ fill::@return: scope:[fill]  from fill::@1
 bitmap_init: scope:[bitmap_init]  from main::@9
   (byte*) bitmap_init::bitmap#5 ← phi( main::@9/(byte*) bitmap_init::bitmap#0 )
   (byte) bitmap_init::bits#0 ← (number) $80
-  (byte) bitmap_init::x#0 ← (number) 0
+  (byte) bitmap_init::x#0 ← (byte) 0
   to:bitmap_init::@1
 bitmap_init::@1: scope:[bitmap_init]  from bitmap_init bitmap_init::@2
   (byte*) bitmap_init::bitmap#3 ← phi( bitmap_init/(byte*) bitmap_init::bitmap#5 bitmap_init::@2/(byte*) bitmap_init::bitmap#2 )
@@ -650,7 +650,7 @@ bitmap_init::@3: scope:[bitmap_init]  from bitmap_init::@1
 bitmap_init::@4: scope:[bitmap_init]  from bitmap_init::@2
   (byte*) bitmap_init::bitmap#1 ← phi( bitmap_init::@2/(byte*) bitmap_init::bitmap#2 )
   (byte*) bitmap_init::yoffs#0 ← (byte*) bitmap_init::bitmap#1
-  (byte) bitmap_init::y#0 ← (number) 0
+  (byte) bitmap_init::y#0 ← (byte) 0
   to:bitmap_init::@5
 bitmap_init::@5: scope:[bitmap_init]  from bitmap_init::@4 bitmap_init::@6
   (byte*) bitmap_init::yoffs#2 ← phi( bitmap_init::@4/(byte*) bitmap_init::yoffs#0 bitmap_init::@6/(byte*) bitmap_init::yoffs#4 )
@@ -686,12 +686,12 @@ bitmap_init::@return: scope:[bitmap_init]  from bitmap_init::@6
 bitmap_clear: scope:[bitmap_clear]  from main::@10
   (byte*~) bitmap_clear::$0 ← ((byte*)) { *((byte[$100]) bitmap_plot_yhi#0 + (number) 0), *((byte[$100]) bitmap_plot_ylo#0 + (number) 0) }
   (byte*) bitmap_clear::bitmap#0 ← (byte*~) bitmap_clear::$0
-  (byte) bitmap_clear::y#0 ← (number) 0
+  (byte) bitmap_clear::y#0 ← (byte) 0
   to:bitmap_clear::@1
 bitmap_clear::@1: scope:[bitmap_clear]  from bitmap_clear bitmap_clear::@3
   (byte) bitmap_clear::y#4 ← phi( bitmap_clear/(byte) bitmap_clear::y#0 bitmap_clear::@3/(byte) bitmap_clear::y#1 )
   (byte*) bitmap_clear::bitmap#3 ← phi( bitmap_clear/(byte*) bitmap_clear::bitmap#0 bitmap_clear::@3/(byte*) bitmap_clear::bitmap#4 )
-  (byte) bitmap_clear::x#0 ← (number) 0
+  (byte) bitmap_clear::x#0 ← (byte) 0
   to:bitmap_clear::@2
 bitmap_clear::@2: scope:[bitmap_clear]  from bitmap_clear::@1 bitmap_clear::@2
   (byte) bitmap_clear::y#3 ← phi( bitmap_clear::@1/(byte) bitmap_clear::y#4 bitmap_clear::@2/(byte) bitmap_clear::y#3 )
@@ -1746,7 +1746,6 @@ Adding number conversion cast (unumber) 8 in (byte) VIC_CSEL#0 ← (number) 8
 Adding number conversion cast (unumber) 1 in (byte) WHITE#0 ← (number) 1
 Adding number conversion cast (unumber) 0 in (word) rem16u#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (word) divr16u::quotient#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) divr16u::i#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (word~) divr16u::$0 ← (word) divr16u::rem#5 << (number) 1
 Adding number conversion cast (unumber) $80 in (number~) divr16u::$2 ← (byte~) divr16u::$1 & (number) $80
 Adding number conversion cast (unumber) divr16u::$2 in (number~) divr16u::$2 ← (byte~) divr16u::$1 & (unumber)(number) $80
@@ -1783,11 +1782,9 @@ Adding number conversion cast (unumber) 0 in (byte) mulu16_sel::select#4 ← (nu
 Adding number conversion cast (unumber) 4 in (word~) sin16s::$13 ← (word) sin16s::x5#0 >> (number) 4
 Adding number conversion cast (unumber) 0 in (bool~) sin16s::$16 ← (byte) sin16s::isUpper#2 != (number) 0
 Adding number conversion cast (unumber) $80 in (byte) bitmap_init::bits#0 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) bitmap_init::x#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte) bitmap_init::bits#1 ← (byte) bitmap_init::bits#3 >> (number) 1
 Adding number conversion cast (unumber) 0 in (bool~) bitmap_init::$0 ← (byte) bitmap_init::bits#1 == (number) 0
 Adding number conversion cast (unumber) $80 in (byte) bitmap_init::bits#2 ← (number) $80
-Adding number conversion cast (unumber) 0 in (byte) bitmap_init::y#0 ← (number) 0
 Adding number conversion cast (unumber) 7 in (number~) bitmap_init::$3 ← (byte) bitmap_init::y#2 & (number) 7
 Adding number conversion cast (unumber) bitmap_init::$3 in (number~) bitmap_init::$3 ← (byte) bitmap_init::y#2 & (unumber)(number) 7
 Adding number conversion cast (unumber) bitmap_init::$5 in (number~) bitmap_init::$5 ← (unumber~) bitmap_init::$3 | (byte~) bitmap_init::$4
@@ -1797,8 +1794,6 @@ Adding number conversion cast (unumber) 7 in (bool~) bitmap_init::$8 ← (unumbe
 Adding number conversion cast (unumber) bitmap_init::$10 in (byte*~) bitmap_init::$11 ← (byte*) bitmap_init::yoffs#3 + (number~) bitmap_init::$10
 Adding number conversion cast (unumber) 0 in (var) bitmap_clear::$3 ← (byte)*((byte[$100]) bitmap_plot_yhi#0 + (number) 0) w= (byte)*((byte[$100]) bitmap_plot_ylo#0 + (number) 0)
 Adding number conversion cast (unumber) 0 in (var) bitmap_clear::$3 ← (byte)*((byte[$100]) bitmap_plot_yhi#0 + (unumber)(number) 0) w= (byte)*((byte[$100]) bitmap_plot_ylo#0 + (number) 0)
-Adding number conversion cast (unumber) 0 in (byte) bitmap_clear::y#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) bitmap_clear::x#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) bitmap_clear::bitmap#2) ← (number) 0
 Adding number conversion cast (unumber) $fff8 in (number~) bitmap_plot::$1 ← (word) bitmap_plot::x#2 & (number) $fff8
 Adding number conversion cast (unumber) bitmap_plot::$1 in (number~) bitmap_plot::$1 ← (word) bitmap_plot::x#2 & (unumber)(number) $fff8
@@ -1851,7 +1846,6 @@ Inlining cast (byte*) CIA2_PORT_A_DDR#0 ← (byte*)(number) $dd02
 Inlining cast (byte) WHITE#0 ← (unumber)(number) 1
 Inlining cast (word) rem16u#0 ← (unumber)(number) 0
 Inlining cast (word) divr16u::quotient#0 ← (unumber)(number) 0
-Inlining cast (byte) divr16u::i#0 ← (unumber)(number) 0
 Inlining cast (word) divr16u::rem#3 ← (unumber)(number) 0
 Inlining cast (dword) mul16u::res#0 ← (unumber)(number) 0
 Inlining cast (word~) mul16s::$0 ← (word)(signed word) mul16s::a#1
@@ -1876,12 +1870,8 @@ Inlining cast (byte) mulu16_sel::select#4 ← (unumber)(number) 0
 Inlining cast (signed word~) sin16s::$15 ← (signed word)(word) sin16s::usinx#1
 Inlining cast (signed word~) sin16s::$20 ← (signed word)(word) sin16s::usinx#3
 Inlining cast (byte) bitmap_init::bits#0 ← (unumber)(number) $80
-Inlining cast (byte) bitmap_init::x#0 ← (unumber)(number) 0
 Inlining cast (byte) bitmap_init::bits#2 ← (unumber)(number) $80
-Inlining cast (byte) bitmap_init::y#0 ← (unumber)(number) 0
 Inlining cast (unumber~) bitmap_init::$13 ← (unumber)(number~) bitmap_init::$10
-Inlining cast (byte) bitmap_clear::y#0 ← (unumber)(number) 0
-Inlining cast (byte) bitmap_clear::x#0 ← (unumber)(number) 0
 Inlining cast *((byte*) bitmap_clear::bitmap#2) ← (unumber)(number) 0
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte*) BITMAP#0 ← (byte*)(number) $2000
@@ -1916,7 +1906,6 @@ Simplifying constant pointer cast (byte*) 56578
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
@@ -1951,11 +1940,9 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast 4
 Simplifying constant integer cast 0
 Simplifying constant integer cast $80
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast $80
-Simplifying constant integer cast 0
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
 Simplifying constant integer cast 7
@@ -1964,8 +1951,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_ylo#0 + (unumber)(number) 0)
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_yhi#0 + (byte) bitmap_plot::y#2)
 Simplifying constant integer cast *((byte[$100]) bitmap_plot_ylo#0 + (byte) bitmap_plot::y#2)
 Simplifying constant integer cast $fff8
@@ -2003,7 +1988,6 @@ Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
@@ -2036,19 +2020,15 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 4
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 7
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $fff8
 Finalized unsigned number type (word) $200
 Finalized unsigned number type (byte) 3

src/test/ref/examples/sinsprites/sinus-sprites.log

@@ -293,7 +293,7 @@ init: scope:[init]  from main
 init::@3: scope:[init]  from init
   (byte) progress_idx#45 ← phi( init/(byte) progress_idx#47 )
   (byte*) progress_cursor#45 ← phi( init/(byte*) progress_cursor#47 )
-  (byte) init::i#0 ← (number) 0
+  (byte) init::i#0 ← (byte) 0
   to:init::@1
 init::@1: scope:[init]  from init::@1 init::@3
   (byte) progress_idx#43 ← phi( init::@1/(byte) progress_idx#43 init::@3/(byte) progress_idx#45 )
@@ -442,7 +442,7 @@ anim: scope:[anim]  from main::@3
   (byte) anim::yidx#0 ← (byte) sin_idx_y#9
   (byte) anim::j2#0 ← (number) $c
   (byte) anim::x_msb#0 ← (number) 0
-  (byte) anim::j#0 ← (number) 0
+  (byte) anim::j#0 ← (byte) 0
   to:anim::@4
 anim::@4: scope:[anim]  from anim anim::@6
   (byte) sin_idx_y#24 ← phi( anim/(byte) sin_idx_y#9 anim::@6/(byte) sin_idx_y#19 )
@@ -569,7 +569,7 @@ place_sprites: scope:[place_sprites]  from init::@2
   (byte) place_sprites::spr_x#0 ← (number) $3c
   (byte) place_sprites::j2#0 ← (number) 0
   (byte) place_sprites::col#0 ← (number) 5
-  (byte) place_sprites::j#0 ← (number) 0
+  (byte) place_sprites::j#0 ← (byte) 0
   to:place_sprites::@1
 place_sprites::@1: scope:[place_sprites]  from place_sprites place_sprites::@1
   (byte) place_sprites::col#2 ← phi( place_sprites/(byte) place_sprites::col#0 place_sprites::@1/(byte) place_sprites::col#1 )
@@ -600,7 +600,7 @@ place_sprites::@return: scope:[place_sprites]  from place_sprites::@1
 gen_sprites: scope:[gen_sprites]  from init::@4
   (byte[]) gen_sprites::cml#0 ← (const string) gen_sprites::$3
   (byte*) gen_sprites::spr#0 ← (byte*) sprites#0
-  (byte) gen_sprites::i#0 ← (number) 0
+  (byte) gen_sprites::i#0 ← (byte) 0
   to:gen_sprites::@1
 gen_sprites::@1: scope:[gen_sprites]  from gen_sprites gen_sprites::@3
   (byte*) gen_sprites::spr#2 ← phi( gen_sprites/(byte*) gen_sprites::spr#0 gen_sprites::@3/(byte*) gen_sprites::spr#1 )
@@ -630,7 +630,7 @@ gen_chargen_sprite: scope:[gen_chargen_sprite]  from gen_sprites::@1
   (byte*) gen_chargen_sprite::chargen#0 ← (byte*~) gen_chargen_sprite::$2
   asm { sei  }
   *((byte*) PROCPORT#0) ← (number) $32
-  (byte) gen_chargen_sprite::y#0 ← (number) 0
+  (byte) gen_chargen_sprite::y#0 ← (byte) 0
   to:gen_chargen_sprite::@1
 gen_chargen_sprite::@1: scope:[gen_chargen_sprite]  from gen_chargen_sprite gen_chargen_sprite::@8
   (byte*) gen_chargen_sprite::sprite#11 ← phi( gen_chargen_sprite/(byte*) gen_chargen_sprite::sprite#12 gen_chargen_sprite::@8/(byte*) gen_chargen_sprite::sprite#2 )
@@ -639,7 +639,7 @@ gen_chargen_sprite::@1: scope:[gen_chargen_sprite]  from gen_chargen_sprite gen_
   (byte) gen_chargen_sprite::bits#0 ← *((byte*) gen_chargen_sprite::chargen#1 + (byte) gen_chargen_sprite::y#2)
   (byte) gen_chargen_sprite::s_gen#0 ← (number) 0
   (byte) gen_chargen_sprite::s_gen_cnt#0 ← (number) 0
-  (byte) gen_chargen_sprite::x#0 ← (number) 0
+  (byte) gen_chargen_sprite::x#0 ← (byte) 0
   to:gen_chargen_sprite::@2
 gen_chargen_sprite::@2: scope:[gen_chargen_sprite]  from gen_chargen_sprite::@1 gen_chargen_sprite::@7
   (byte*) gen_chargen_sprite::chargen#9 ← phi( gen_chargen_sprite::@1/(byte*) gen_chargen_sprite::chargen#1 gen_chargen_sprite::@7/(byte*) gen_chargen_sprite::chargen#3 )
@@ -664,7 +664,7 @@ gen_chargen_sprite::@3: scope:[gen_chargen_sprite]  from gen_chargen_sprite::@10
   (byte) gen_chargen_sprite::s_gen_cnt#4 ← phi( gen_chargen_sprite::@10/(byte) gen_chargen_sprite::s_gen_cnt#6 gen_chargen_sprite::@2/(byte) gen_chargen_sprite::s_gen_cnt#7 )
   (byte) gen_chargen_sprite::c#3 ← phi( gen_chargen_sprite::@10/(byte) gen_chargen_sprite::c#1 gen_chargen_sprite::@2/(byte) gen_chargen_sprite::c#0 )
   (byte) gen_chargen_sprite::s_gen#5 ← phi( gen_chargen_sprite::@10/(byte) gen_chargen_sprite::s_gen#7 gen_chargen_sprite::@2/(byte) gen_chargen_sprite::s_gen#8 )
-  (byte) gen_chargen_sprite::b#0 ← (number) 0
+  (byte) gen_chargen_sprite::b#0 ← (byte) 0
   to:gen_chargen_sprite::@4
 gen_chargen_sprite::@10: scope:[gen_chargen_sprite]  from gen_chargen_sprite::@2
   (byte*) gen_chargen_sprite::chargen#8 ← phi( gen_chargen_sprite::@2/(byte*) gen_chargen_sprite::chargen#9 )
@@ -1716,7 +1716,6 @@ Successful SSA optimization Pass2FixInlineConstructorsNew
 Adding number conversion cast (unumber) $dd in (byte) sinlen_x#0 ← (number) $dd
 Adding number conversion cast (unumber) $c5 in (byte) sinlen_y#0 ← (number) $c5
 Adding number conversion cast (unumber) $ff in (bool~) main::$1 ← *((byte*) RASTER#0) != (number) $ff
-Adding number conversion cast (unumber) 0 in (byte) init::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) COLS#0 + (byte) init::i#2) ← (number) 0
 Adding number conversion cast (unumber) $28 in (number~) init::$9 ← (number) $28 + (byte) init::i#2
 Adding number conversion cast (unumber) init::$9 in (number~) init::$9 ← (unumber)(number) $28 + (byte) init::i#2
@@ -1736,7 +1735,6 @@ Adding number conversion cast (unumber) 0 in (byte) sin_idx_x#2 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) sin_idx_y#2 ← (number) 0
 Adding number conversion cast (unumber) $c in (byte) anim::j2#0 ← (number) $c
 Adding number conversion cast (unumber) 0 in (byte) anim::x_msb#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) anim::j#0 ← (number) 0
 Adding number conversion cast (unumber) 2 in (number~) anim::$6 ← (byte) anim::x_msb#2 * (number) 2
 Adding number conversion cast (unumber) anim::$6 in (number~) anim::$6 ← (byte) anim::x_msb#2 * (unumber)(number) 2
 Adding number conversion cast (unumber) anim::$8 in (number~) anim::$8 ← (unumber~) anim::$6 | (byte~) anim::$7
@@ -1757,26 +1755,21 @@ Adding number conversion cast (unumber) place_sprites::$2 in (number~) place_spr
 Adding number conversion cast (unumber) $3c in (byte) place_sprites::spr_x#0 ← (number) $3c
 Adding number conversion cast (unumber) 0 in (byte) place_sprites::j2#0 ← (number) 0
 Adding number conversion cast (unumber) 5 in (byte) place_sprites::col#0 ← (number) 5
-Adding number conversion cast (unumber) 0 in (byte) place_sprites::j#0 ← (number) 0
 Adding number conversion cast (unumber) $50 in *((byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (number) $50
 Adding number conversion cast (unumber) $20 in (number~) place_sprites::$4 ← (byte) place_sprites::spr_x#2 + (number) $20
 Adding number conversion cast (unumber) place_sprites::$4 in (number~) place_sprites::$4 ← (byte) place_sprites::spr_x#2 + (unumber)(number) $20
 Adding number conversion cast (unumber) place_sprites::$5 in (number~) place_sprites::$6 ← (byte) place_sprites::col#2 ^ (number~) place_sprites::$5
 Adding number conversion cast (unumber) place_sprites::$6 in (number~) place_sprites::$6 ← (byte) place_sprites::col#2 ^ (unumber~) place_sprites::$8
-Adding number conversion cast (unumber) 0 in (byte) gen_sprites::i#0 ← (number) 0
 Adding number conversion cast (unumber) $40 in (byte*~) gen_sprites::$1 ← (byte*) gen_sprites::spr#3 + (number) $40
 Adding number conversion cast (unumber) 8 in (number~) gen_chargen_sprite::$1 ← (word~) gen_chargen_sprite::$0 * (number) 8
 Adding number conversion cast (unumber) gen_chargen_sprite::$1 in (number~) gen_chargen_sprite::$1 ← (word~) gen_chargen_sprite::$0 * (unumber)(number) 8
 Adding number conversion cast (unumber) $32 in *((byte*) PROCPORT#0) ← (number) $32
-Adding number conversion cast (unumber) 0 in (byte) gen_chargen_sprite::y#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) gen_chargen_sprite::s_gen#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) gen_chargen_sprite::s_gen_cnt#0 ← (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gen_chargen_sprite::x#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) gen_chargen_sprite::c#0 ← (number) 0
 Adding number conversion cast (unumber) $80 in (number~) gen_chargen_sprite::$3 ← (byte) gen_chargen_sprite::bits#2 & (number) $80
 Adding number conversion cast (unumber) gen_chargen_sprite::$3 in (number~) gen_chargen_sprite::$3 ← (byte) gen_chargen_sprite::bits#2 & (unumber)(number) $80
 Adding number conversion cast (unumber) 0 in (bool~) gen_chargen_sprite::$4 ← (unumber~) gen_chargen_sprite::$3 != (number) 0
-Adding number conversion cast (unumber) 0 in (byte) gen_chargen_sprite::b#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (byte) gen_chargen_sprite::c#1 ← (number) 1
 Adding number conversion cast (unumber) 2 in (number~) gen_chargen_sprite::$6 ← (byte) gen_chargen_sprite::s_gen#3 * (number) 2
 Adding number conversion cast (unumber) gen_chargen_sprite::$6 in (number~) gen_chargen_sprite::$6 ← (byte) gen_chargen_sprite::s_gen#3 * (unumber)(number) 2
@@ -1818,7 +1811,6 @@ Inlining cast (byte) sinlen_x#0 ← (unumber)(number) $dd
 Inlining cast (byte) sinlen_y#0 ← (unumber)(number) $c5
 Inlining cast (byte*) sprites#0 ← (byte*)(number) $2000
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) init::i#0 ← (unumber)(number) 0
 Inlining cast *((byte*) COLS#0 + (byte) init::i#2) ← (unumber)(number) 0
 Inlining cast *((byte*) COLS#0 + (unumber~) init::$9) ← (unumber)(number) $b
 Inlining cast (byte) gen_sintab::min#0 ← (unumber)(number) 0
@@ -1832,7 +1824,6 @@ Inlining cast (byte) sin_idx_x#2 ← (unumber)(number) 0
 Inlining cast (byte) sin_idx_y#2 ← (unumber)(number) 0
 Inlining cast (byte) anim::j2#0 ← (unumber)(number) $c
 Inlining cast (byte) anim::x_msb#0 ← (unumber)(number) 0
-Inlining cast (byte) anim::j#0 ← (unumber)(number) 0
 Inlining cast (word~) anim::$4 ← (word)(number) $1e
 Inlining cast (byte) sin_idx_x#4 ← (unumber)(number) 0
 Inlining cast (byte) sin_idx_y#4 ← (unumber)(number) 0
@@ -1844,18 +1835,13 @@ Inlining cast (byte~) place_sprites::$3 ← (byte)(unumber~) place_sprites::$2
 Inlining cast (byte) place_sprites::spr_x#0 ← (unumber)(number) $3c
 Inlining cast (byte) place_sprites::j2#0 ← (unumber)(number) 0
 Inlining cast (byte) place_sprites::col#0 ← (unumber)(number) 5
-Inlining cast (byte) place_sprites::j#0 ← (unumber)(number) 0
 Inlining cast *((byte*) SPRITES_YPOS#0 + (byte) place_sprites::j2#3) ← (unumber)(number) $50
 Inlining cast (unumber~) place_sprites::$8 ← (unumber)(number~) place_sprites::$5
-Inlining cast (byte) gen_sprites::i#0 ← (unumber)(number) 0
 Inlining cast (word~) gen_chargen_sprite::$0 ← (word)(byte) gen_chargen_sprite::ch#1
 Inlining cast *((byte*) PROCPORT#0) ← (unumber)(number) $32
-Inlining cast (byte) gen_chargen_sprite::y#0 ← (unumber)(number) 0
 Inlining cast (byte) gen_chargen_sprite::s_gen#0 ← (unumber)(number) 0
 Inlining cast (byte) gen_chargen_sprite::s_gen_cnt#0 ← (unumber)(number) 0
-Inlining cast (byte) gen_chargen_sprite::x#0 ← (unumber)(number) 0
 Inlining cast (byte) gen_chargen_sprite::c#0 ← (unumber)(number) 0
-Inlining cast (byte) gen_chargen_sprite::b#0 ← (unumber)(number) 0
 Inlining cast (byte) gen_chargen_sprite::c#1 ← (unumber)(number) 1
 Inlining cast (byte) gen_chargen_sprite::s_gen#2 ← (unumber)(number) 0
 Inlining cast (byte) gen_chargen_sprite::s_gen_cnt#2 ← (unumber)(number) 0
@@ -1891,7 +1877,6 @@ Simplifying constant pointer cast (byte*) 8192
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $28
 Simplifying constant integer cast $b
 Simplifying constant integer cast 0
@@ -1918,7 +1903,6 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast $c
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $1e
 Simplifying constant integer cast 2
 Simplifying constant integer cast $a
@@ -1934,21 +1918,16 @@ Simplifying constant integer cast $40
 Simplifying constant integer cast $3c
 Simplifying constant integer cast 0
 Simplifying constant integer cast 5
-Simplifying constant integer cast 0
 Simplifying constant integer cast $50
 Simplifying constant integer cast $20
-Simplifying constant integer cast 0
 Simplifying constant integer cast $40
 Simplifying constant integer cast 8
 Simplifying constant integer cast $32
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $80
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 2
 Simplifying constant integer cast 8
@@ -1983,7 +1962,6 @@ Finalized unsigned number type (byte) $dd
 Finalized unsigned number type (byte) $c5
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $28
 Finalized unsigned number type (byte) $b
 Finalized unsigned number type (byte) 0
@@ -2001,7 +1979,6 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $c
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) $a
 Finalized unsigned number type (byte) 8
@@ -2016,21 +1993,16 @@ Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) $3c
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 5
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $50
 Finalized unsigned number type (byte) $20
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 8
 Finalized unsigned number type (byte) $32
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $80
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 2
 Finalized unsigned number type (byte) 8

src/test/ref/fillscreen.log

@@ -19,7 +19,7 @@ main::@return: scope:[main]  from main::@1
   to:@return
 fillscreen: scope:[fillscreen]  from main
   (byte) fillscreen::c#2 ← phi( main/(byte) fillscreen::c#0 )
-  (byte) fillscreen::j#0 ← (number) 0
+  (byte) fillscreen::j#0 ← (byte) 0
   to:fillscreen::@1
 fillscreen::@1: scope:[fillscreen]  from fillscreen fillscreen::@1
   (byte) fillscreen::j#2 ← phi( fillscreen/(byte) fillscreen::j#0 fillscreen::@1/(byte) fillscreen::j#1 )
@@ -82,21 +82,17 @@ SYMBOL TABLE SSA
 (byte) main::c
 (byte) main::c#0
 
-Adding number conversion cast (unumber) 0 in (byte) fillscreen::j#0 ← (number) 0
 Adding number conversion cast (unumber) $100 in (byte*~) fillscreen::$0 ← (byte*) SCREEN#0 + (number) $100
 Adding number conversion cast (unumber) $200 in (byte*~) fillscreen::$1 ← (byte*) SCREEN#0 + (number) $200
 Adding number conversion cast (unumber) $3e8 in (byte*~) fillscreen::$2 ← (byte*) SCREEN#0 + (number) $3e8
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) fillscreen::j#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast 0
 Simplifying constant integer cast $100
 Simplifying constant integer cast $200
 Simplifying constant integer cast $3e8
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (word) $100
 Finalized unsigned number type (word) $200
 Finalized unsigned number type (word) $3e8

src/test/ref/flipper-rex2.log

@@ -27,7 +27,7 @@ main: scope:[main]  from @4
 main::@9: scope:[main]  from main
   to:main::@1
 main::@1: scope:[main]  from main::@11 main::@9
-  (byte) main::c#0 ← (number) $19
+  (byte) main::c#0 ← (byte) $19
   to:main::@3
 main::@3: scope:[main]  from main::@1 main::@3 main::@6
   (byte) main::c#4 ← phi( main::@1/(byte) main::c#0 main::@3/(byte) main::c#4 main::@6/(byte) main::c#1 )
@@ -58,7 +58,7 @@ main::@return: scope:[main]  from main::@11
   return 
   to:@return
 prepare: scope:[prepare]  from main
-  (byte) prepare::i#0 ← (number) 0
+  (byte) prepare::i#0 ← (byte) 0
   to:prepare::@1
 prepare::@1: scope:[prepare]  from prepare prepare::@1
   (byte) prepare::i#2 ← phi( prepare/(byte) prepare::i#0 prepare::@1/(byte) prepare::i#1 )
@@ -73,13 +73,13 @@ prepare::@return: scope:[prepare]  from prepare::@1
 flip: scope:[flip]  from main::@7
   (byte) flip::srcIdx#0 ← (number) 0
   (byte) flip::dstIdx#0 ← (number) $f
-  (byte) flip::r#0 ← (number) $10
+  (byte) flip::r#0 ← (byte) $10
   to:flip::@1
 flip::@1: scope:[flip]  from flip flip::@3
   (byte) flip::r#4 ← phi( flip/(byte) flip::r#0 flip::@3/(byte) flip::r#1 )
   (byte) flip::dstIdx#5 ← phi( flip/(byte) flip::dstIdx#0 flip::@3/(byte) flip::dstIdx#2 )
   (byte) flip::srcIdx#3 ← phi( flip/(byte) flip::srcIdx#0 flip::@3/(byte) flip::srcIdx#4 )
-  (byte) flip::c#0 ← (number) $10
+  (byte) flip::c#0 ← (byte) $10
   to:flip::@2
 flip::@2: scope:[flip]  from flip::@1 flip::@2
   (byte) flip::r#3 ← phi( flip::@1/(byte) flip::r#4 flip::@2/(byte) flip::r#3 )
@@ -104,7 +104,7 @@ flip::@3: scope:[flip]  from flip::@2
   if((bool~) flip::$2) goto flip::@1
   to:flip::@4
 flip::@4: scope:[flip]  from flip::@3
-  (byte) flip::i#0 ← (number) 0
+  (byte) flip::i#0 ← (byte) 0
   to:flip::@5
 flip::@5: scope:[flip]  from flip::@4 flip::@5
   (byte) flip::i#2 ← phi( flip::@4/(byte) flip::i#0 flip::@5/(byte) flip::i#1 )
@@ -122,7 +122,7 @@ plot: scope:[plot]  from main::@10
   (byte*~) plot::$2 ← (byte*~) plot::$1 + (number) $c
   (byte*) plot::line#0 ← (byte*~) plot::$2
   (byte) plot::i#0 ← (number) 0
-  (byte) plot::y#0 ← (number) $10
+  (byte) plot::y#0 ← (byte) $10
   to:plot::@1
 plot::@1: scope:[plot]  from plot plot::@3
   (byte) plot::y#4 ← phi( plot/(byte) plot::y#0 plot::@3/(byte) plot::y#1 )
@@ -275,71 +275,47 @@ SYMBOL TABLE SSA
 (byte) prepare::i#1
 (byte) prepare::i#2
 
-Adding number conversion cast (unumber) $19 in (byte) main::c#0 ← (number) $19
 Adding number conversion cast (unumber) $fe in (bool~) main::$1 ← *((byte*) RASTER#0) != (number) $fe
 Adding number conversion cast (unumber) $ff in (bool~) main::$2 ← *((byte*) RASTER#0) != (number) $ff
-Adding number conversion cast (unumber) 0 in (byte) prepare::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) flip::srcIdx#0 ← (number) 0
 Adding number conversion cast (unumber) $f in (byte) flip::dstIdx#0 ← (number) $f
-Adding number conversion cast (unumber) $10 in (byte) flip::r#0 ← (number) $10
-Adding number conversion cast (unumber) $10 in (byte) flip::c#0 ← (number) $10
 Adding number conversion cast (unumber) $10 in (number~) flip::$0 ← (byte) flip::dstIdx#3 + (number) $10
 Adding number conversion cast (unumber) flip::$0 in (number~) flip::$0 ← (byte) flip::dstIdx#3 + (unumber)(number) $10
-Adding number conversion cast (unumber) 0 in (byte) flip::i#0 ← (number) 0
 Adding number conversion cast (unumber) plot::$0 in (byte*~) plot::$1 ← (byte*) SCREEN#0 + (number~) plot::$0
 Adding number conversion cast (unumber) $c in (byte*~) plot::$2 ← (byte*~) plot::$1 + (number) $c
 Adding number conversion cast (unumber) 0 in (byte) plot::i#0 ← (number) 0
-Adding number conversion cast (unumber) $10 in (byte) plot::y#0 ← (number) $10
 Adding number conversion cast (unumber) 0 in (byte) plot::x#0 ← (number) 0
 Adding number conversion cast (unumber) $10 in (bool~) plot::$3 ← (byte) plot::x#1 < (number) $10
 Adding number conversion cast (unumber) $28 in (byte*~) plot::$4 ← (byte*) plot::line#3 + (number) $28
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) RASTER#0 ← (byte*)(number) $d012
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
-Inlining cast (byte) main::c#0 ← (unumber)(number) $19
-Inlining cast (byte) prepare::i#0 ← (unumber)(number) 0
 Inlining cast (byte) flip::srcIdx#0 ← (unumber)(number) 0
 Inlining cast (byte) flip::dstIdx#0 ← (unumber)(number) $f
-Inlining cast (byte) flip::r#0 ← (unumber)(number) $10
-Inlining cast (byte) flip::c#0 ← (unumber)(number) $10
-Inlining cast (byte) flip::i#0 ← (unumber)(number) 0
 Inlining cast (unumber~) plot::$6 ← (unumber)(number~) plot::$0
 Inlining cast (byte) plot::i#0 ← (unumber)(number) 0
-Inlining cast (byte) plot::y#0 ← (unumber)(number) $10
 Inlining cast (byte) plot::x#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 53266
 Simplifying constant pointer cast (byte*) 1024
-Simplifying constant integer cast $19
 Simplifying constant integer cast $fe
 Simplifying constant integer cast $ff
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast $f
 Simplifying constant integer cast $10
-Simplifying constant integer cast $10
-Simplifying constant integer cast $10
-Simplifying constant integer cast 0
 Simplifying constant integer cast $c
 Simplifying constant integer cast 0
-Simplifying constant integer cast $10
 Simplifying constant integer cast 0
 Simplifying constant integer cast $10
 Simplifying constant integer cast $28
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) $19
 Finalized unsigned number type (byte) $fe
 Finalized unsigned number type (byte) $ff
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) $10
-Finalized unsigned number type (byte) $10
-Finalized unsigned number type (byte) $10
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $c
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $10
 Finalized unsigned number type (byte) $28

src/test/ref/forrangedwords.asm

@@ -5,7 +5,7 @@ main: {
     .label SCREEN = $400
     .label w = 2
     .label sw = 4
-    lda #0
+    lda #<0
     sta w
     sta w+1
   b1:

src/test/ref/forrangedwords.cfg

@@ -11,7 +11,7 @@ main: scope:[main]  from @1
   [4] phi()
   to:main::@1
 main::@1: scope:[main]  from main main::@1
-  [5] (word) main::w#2 ← phi( main/(byte) 0 main::@1/(word) main::w#1 )
+  [5] (word) main::w#2 ← phi( main/(word) 0 main::@1/(word) main::w#1 )
   [6] (byte~) main::$0 ← < (word) main::w#2
   [7] *((const byte*) main::SCREEN#0) ← (byte~) main::$0
   [8] (byte~) main::$1 ← > (word) main::w#2

src/test/ref/forrangedwords.log

@@ -7,7 +7,7 @@ CONTROL FLOW GRAPH SSA
   to:@1
 main: scope:[main]  from @1
   (byte*) main::SCREEN#0 ← ((byte*)) (number) $400
-  (word) main::w#0 ← (number) 0
+  (word) main::w#0 ← (word) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (word) main::w#2 ← phi( main/(word) main::w#0 main::@1/(word) main::w#1 )
@@ -20,7 +20,7 @@ main::@1: scope:[main]  from main main::@1
   if((bool~) main::$2) goto main::@1
   to:main::@2
 main::@2: scope:[main]  from main::@1
-  (signed word) main::sw#0 ← (number) -$7fff
+  (signed word) main::sw#0 ← (signed word) -$7fff
   to:main::@3
 main::@3: scope:[main]  from main::@2 main::@3
   (signed word) main::sw#2 ← phi( main::@2/(signed word) main::sw#0 main::@3/(signed word) main::sw#1 )
@@ -69,29 +69,21 @@ SYMBOL TABLE SSA
 (word) main::w#1
 (word) main::w#2
 
-Adding number conversion cast (unumber) 0 in (word) main::w#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*) main::SCREEN#0 + (number) 0) ← (byte~) main::$0
 Adding number conversion cast (unumber) 1 in *((byte*) main::SCREEN#0 + (number) 1) ← (byte~) main::$1
-Adding number conversion cast (snumber) -$7fff in (signed word) main::sw#0 ← (number) -$7fff
 Adding number conversion cast (unumber) 3 in *((byte*) main::SCREEN#0 + (number) 3) ← (byte~) main::$3
 Adding number conversion cast (unumber) 4 in *((byte*) main::SCREEN#0 + (number) 4) ← (byte~) main::$4
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
-Inlining cast (word) main::w#0 ← (unumber)(number) 0
-Inlining cast (signed word) main::sw#0 ← (snumber)(number) -$7fff
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 0
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
-Simplifying constant integer cast -$7fff
 Simplifying constant integer cast 3
 Simplifying constant integer cast 4
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
-Finalized signed number type (signed word) -$7fff
 Finalized unsigned number type (byte) 3
 Finalized unsigned number type (byte) 4
 Successful SSA optimization PassNFinalizeNumberTypeConversions
@@ -119,7 +111,7 @@ Finalized signed number type (signed word) $7fff
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inlining constant with var siblings (const word) main::w#0
 Inlining constant with var siblings (const signed word) main::sw#0
-Constant inlined main::w#0 = (byte) 0
+Constant inlined main::w#0 = (word) 0
 Constant inlined main::sw#0 = (signed word) -$7fff
 Successful SSA optimization Pass2ConstantInlining
 Consolidated array index constant in *(main::SCREEN#0+1)
@@ -165,7 +157,7 @@ main: scope:[main]  from @1
   [4] phi()
   to:main::@1
 main::@1: scope:[main]  from main main::@1
-  [5] (word) main::w#2 ← phi( main/(byte) 0 main::@1/(word) main::w#1 )
+  [5] (word) main::w#2 ← phi( main/(word) 0 main::@1/(word) main::w#1 )
   [6] (byte~) main::$0 ← < (word) main::w#2
   [7] *((const byte*) main::SCREEN#0) ← (byte~) main::$0
   [8] (byte~) main::$1 ← > (word) main::w#2
@@ -256,10 +248,10 @@ main: {
     .label sw = 4
   //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG12 [5] phi (word) main::w#2 = (byte) 0 [phi:main->main::@1#0] -- vwuz1=vbuc1 
-    lda #0
+  //SEG12 [5] phi (word) main::w#2 = (word) 0 [phi:main->main::@1#0] -- vwuz1=vwuc1 
+    lda #<0
     sta w
-    lda #0
+    lda #>0
     sta w+1
     jmp b1
   //SEG13 [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
@@ -387,10 +379,10 @@ main: {
     .label sw = 4
   //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
   b1_from_main:
-  //SEG12 [5] phi (word) main::w#2 = (byte) 0 [phi:main->main::@1#0] -- vwuz1=vbuc1 
-    lda #0
+  //SEG12 [5] phi (word) main::w#2 = (word) 0 [phi:main->main::@1#0] -- vwuz1=vwuc1 
+    lda #<0
     sta w
-    lda #0
+    lda #>0
     sta w+1
     jmp b1
   //SEG13 [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
@@ -465,7 +457,7 @@ Removing instruction jmp b1
 Removing instruction jmp b2
 Removing instruction jmp breturn
 Succesful ASM optimization Pass5NextJumpElimination
-Removing instruction lda #0
+Removing instruction lda #>0
 Succesful ASM optimization Pass5UnnecesaryLoadElimination
 Replacing label b1_from_b1 with b1
 Replacing label b1_from_b1 with b1
@@ -543,8 +535,8 @@ main: {
     .label w = 2
     .label sw = 4
   //SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
-  //SEG12 [5] phi (word) main::w#2 = (byte) 0 [phi:main->main::@1#0] -- vwuz1=vbuc1 
-    lda #0
+  //SEG12 [5] phi (word) main::w#2 = (word) 0 [phi:main->main::@1#0] -- vwuz1=vwuc1 
+    lda #<0
     sta w
     sta w+1
   //SEG13 [5] phi from main::@1 to main::@1 [phi:main::@1->main::@1]

src/test/ref/forrangemin.log

@@ -10,7 +10,7 @@ CONTROL FLOW GRAPH SSA
   (byte*) SCREEN2#0 ← ((byte*)) (number) $500
   to:@1
 main: scope:[main]  from @1
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@1
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@1/(byte) main::i#1 )
@@ -66,20 +66,16 @@ SYMBOL TABLE SSA
 (byte) main::j#2
 (byte) main::j#3
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) $64 in (byte) main::j#1 ← (number) $64
 Successful SSA optimization PassNAddNumberTypeConversions
 Inlining cast (byte*) SCREEN1#0 ← (byte*)(number) $400
 Inlining cast (byte*) SCREEN2#0 ← (byte*)(number) $500
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (byte) main::j#1 ← (unumber)(number) $64
 Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant pointer cast (byte*) 1280
-Simplifying constant integer cast 0
 Simplifying constant integer cast $64
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $64
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Simple Condition (bool~) main::$0 [7] if((byte) main::i#1!=rangelast(0,$ff)) goto main::@1

src/test/ref/function-pointer-noarg-2.log

@@ -13,7 +13,7 @@ CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
   to:@3
 main: scope:[main]  from @3
-  (byte) main::i#0 ← (number) 0
+  (byte) main::i#0 ← (byte) 0
   to:main::@1
 main::@1: scope:[main]  from main main::@3
   (byte) main::i#2 ← phi( main/(byte) main::i#0 main::@3/(byte) main::i#1 )
@@ -82,22 +82,18 @@ SYMBOL TABLE SSA
 (byte) main::i#3
 (byte) main::i#4
 
-Adding number conversion cast (unumber) 0 in (byte) main::i#0 ← (number) 0
 Adding number conversion cast (unumber) 1 in (number~) main::$0 ← (byte) main::i#2 & (number) 1
 Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (byte) main::i#2 & (unumber)(number) 1
 Adding number conversion cast (unumber) 0 in (bool~) main::$1 ← (unumber~) main::$0 == (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
-Inlining cast (byte) main::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) fn1::BORDERCOL#0 ← (byte*)(number) $d020
 Inlining cast (byte*) fn2::BGCOL#0 ← (byte*)(number) $d021
 Successful SSA optimization Pass2InlineCast
-Simplifying constant integer cast 0
 Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 53280
 Simplifying constant pointer cast (byte*) 53281
 Successful SSA optimization PassNCastSimplification
-Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions

src/test/ref/function-pointer-noarg-call-10.log

@@ -27,7 +27,7 @@ main::@return: scope:[main]  from main::@2
   to:@return
 do10: scope:[do10]  from main main::@1
   (void()*) do10::fn#3 ← phi( main/(void()*) do10::fn#0 main::@1/(void()*) do10::fn#1 )
-  (byte) do10::i#0 ← (number) 0
+  (byte) do10::i#0 ← (byte) 0
   to:do10::@1
 do10::@1: scope:[do10]  from do10 do10::@1
   (byte) do10::i#2 ← phi( do10/(byte) do10::i#0 do10::@1/(byte) do10::i#1 )
@@ -167,23 +167,19 @@ SYMBOL TABLE SSA
 (label) world::@return
 (const string) world::msg = (string) "world @"
 
-Adding number conversion cast (unumber) 0 in (byte) do10::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) idx#4 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) print::i#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
-Inlining cast (byte) do10::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte) idx#4 ← (unumber)(number) 0
 Inlining cast (byte) print::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
-Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Alias (void()*) do10::fn#0 = (void()*~) main::$0 
 Alias (void()*) do10::fn#1 = (void()*~) main::$2 

src/test/ref/function-pointer-noarg-call-7.log

@@ -20,7 +20,7 @@ main::@return: scope:[main]  from main::@1
   to:@return
 do10: scope:[do10]  from main
   (void()*) do10::fn#2 ← phi( main/(void()*) do10::fn#0 )
-  (byte) do10::i#0 ← (number) 0
+  (byte) do10::i#0 ← (byte) 0
   to:do10::@1
 do10::@1: scope:[do10]  from do10 do10::@1
   (byte) do10::i#2 ← phi( do10/(byte) do10::i#0 do10::@1/(byte) do10::i#1 )
@@ -110,23 +110,19 @@ SYMBOL TABLE SSA
 (byte[]) msg
 (byte[]) msg#0
 
-Adding number conversion cast (unumber) 0 in (byte) do10::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) idx#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) hello::i#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
-Inlining cast (byte) do10::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte) idx#0 ← (unumber)(number) 0
 Inlining cast (byte) hello::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
-Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Alias (void()*) main::f#0 = (void()*~) main::$0 
 Alias (byte) idx#1 = (byte) idx#4 (byte) idx#2 

src/test/ref/function-pointer-noarg-call-8.log

@@ -34,7 +34,7 @@ main::@return: scope:[main]  from main::@2
   to:@return
 do10: scope:[do10]  from main main::@1
   (void()*) do10::fn#3 ← phi( main/(void()*) do10::fn#0 main::@1/(void()*) do10::fn#1 )
-  (byte) do10::i#0 ← (number) 0
+  (byte) do10::i#0 ← (byte) 0
   to:do10::@1
 do10::@1: scope:[do10]  from do10 do10::@1
   (byte) do10::i#2 ← phi( do10/(byte) do10::i#0 do10::@1/(byte) do10::i#1 )
@@ -149,23 +149,19 @@ SYMBOL TABLE SSA
 (byte[]) msg2
 (byte[]) msg2#0
 
-Adding number conversion cast (unumber) 0 in (byte) do10::i#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) idx#0 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) hello::i#0 ← (number) 0
 Successful SSA optimization PassNAddNumberTypeConversions
-Inlining cast (byte) do10::i#0 ← (unumber)(number) 0
 Inlining cast (byte*) SCREEN#0 ← (byte*)(number) $400
 Inlining cast (byte) idx#0 ← (unumber)(number) 0
 Inlining cast (byte) hello::i#0 ← (unumber)(number) 0
 Successful SSA optimization Pass2InlineCast
-Simplifying constant integer cast 0
 Simplifying constant pointer cast (byte*) 1024
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
-Finalized unsigned number type (byte) 0
 Successful SSA optimization PassNFinalizeNumberTypeConversions
 Alias (void()*) main::f#0 = (void()*~) main::$0 (void()*) main::f#1 
 Alias (byte*) msg#1 = (byte*) msg#8 (byte*) msg#5 (byte*) msg#2