6502/kickc
1
0
Fork 0
mirror of https://gitlab.com/camelot/kickc.git synced 2024-09-06 04:54:35 +00:00
Code Issues Projects Releases Wiki Activity

passnaddnumbertypeconversions back to original

Browse Source
This commit is contained in:
Travis Fisher 2020-12-05 21:27:52 -05:00
parent 33764d4466
commit 4dcff649b7
1 changed files with 12 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
src/main/java/dk/camelot64/kickc/passes/PassNAddNumberTypeConversions.java
View File

@ -6,7 +6,6 @@ import dk.camelot64.kickc.model.iterator.ProgramExpressionIterator;
import dk.camelot64.kickc.model.types.SymbolType;
import dk.camelot64.kickc.model.types.SymbolTypeConversion;
import dk.camelot64.kickc.model.types.SymbolTypeInference;
import dk.camelot64.kickc.model.types.SymbolTypeIntegerFixed;
import dk.camelot64.kickc.model.values.RValue;
import java.util.concurrent.atomic.AtomicBoolean;
@ -28,35 +27,21 @@ public class PassNAddNumberTypeConversions extends Pass2SsaOptimization {
ProgramExpressionBinary binary = (ProgramExpressionBinary) binaryExpression;
RValue left = binary.getLeft();
RValue right = binary.getRight();
// for simple assignments the right-hand-side is converted to the type of the left-hand side (6.5.16.1.2)
if(binary instanceof ProgramExpressionBinary.ProgramExpressionBinaryAssignmentLValue ||
binary instanceof ProgramExpressionBinary.ProgramExpressionBinaryAssignmentRValue)
{
SymbolType castType = SymbolTypeConversion.getNumberCastType(left, right, getScope(), currentStmt);
if(castType != null) {
// Convert both left and right to the found type
SymbolType leftType = SymbolTypeInference.inferType(getProgram().getScope(), left);
SymbolType rightType = SymbolTypeInference.inferType(getProgram().getScope(), right);
if (leftType instanceof SymbolTypeIntegerFixed && SymbolType.NUMBER.equals(rightType))
{
getLog().append("Adding cast to assignment (" + leftType + ") " + binary.getRight().toString() + " in " + ((currentStmt == null) ? "" : currentStmt.toString(getProgram(), false)));
binary.addRightCast(leftType, stmtIt, currentBlock == null ? null : currentBlock.getScope(), getScope());
if(SymbolType.NUMBER.equals(leftType)) {
getLog().append("Adding number conversion cast (" + castType + ") " + binary.getLeft().toString() + " in " + (currentStmt==null?"":currentStmt.toString(getProgram(), false)));
binary.addLeftCast(castType, stmtIt, currentBlock==null?null:currentBlock.getScope(), getScope());
modified.set(true);
}
} else {
SymbolType castType = SymbolTypeConversion.getNumberCastType(left, right, getScope(), currentStmt);
if(castType != null) {
// Convert both left and right to the found type
SymbolType leftType = SymbolTypeInference.inferType(getProgram().getScope(), left);
if(SymbolType.NUMBER.equals(leftType)) {
getLog().append("Adding number conversion cast (" + castType + ") " + binary.getLeft().toString() + " in " + (currentStmt==null?"":currentStmt.toString(getProgram(), false)));
binary.addLeftCast(castType, stmtIt, currentBlock==null?null:currentBlock.getScope(), getScope());
modified.set(true);
}
SymbolType rightType = SymbolTypeInference.inferType(getProgram().getScope(), right);
if(SymbolType.NUMBER.equals(rightType)) {
getLog().append("Adding number conversion cast (" + castType + ") " + binary.getRight().toString() + " in " + ((currentStmt==null)?"":currentStmt.toString(getProgram(), false)));
binary.addRightCast(castType, stmtIt, currentBlock==null?null:currentBlock.getScope(), getScope());
modified.set(true);
}
SymbolType rightType = SymbolTypeInference.inferType(getProgram().getScope(), right);
if(SymbolType.NUMBER.equals(rightType)) {
getLog().append("Adding number conversion cast (" + castType + ") " + binary.getRight().toString() + " in " + ((currentStmt==null)?"":currentStmt.toString(getProgram(), false)));
binary.addRightCast(castType, stmtIt, currentBlock==null?null:currentBlock.getScope(), getScope());
modified.set(true);
}
}
}