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fix: added dword in sizedir

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This commit is contained in:
Alex Ling 2025-02-26 16:58:01 +00:00
parent fb91dc89ee
commit 62df2c2244
2 changed files with 14 additions and 13 deletions
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22
src/main/wacc/backend/asmGenerator.scala
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@ -260,9 +260,9 @@ object asmGenerator {
chain ++= evalExprOntoStack(x)
op match {
case UnaryOperator.Chr | UnaryOperator.Ord | UnaryOperator.Len => // No op needed
case UnaryOperator.Negate => chain += Negate(stack.head(SizeDir.Word))
case UnaryOperator.Negate => chain += Negate(stack.head(SizeDir.DWord))
case UnaryOperator.Not =>
chain += Xor(stack.head(SizeDir.Word), ImmediateVal(1))
chain += Xor(stack.head(SizeDir.DWord), ImmediateVal(1))
}
case BinaryOp(x, y, op) =>
@ -272,27 +272,27 @@ object asmGenerator {
chain += stack.pop(RAX)
op match {
case BinaryOperator.Add => chain += Add(stack.head(SizeDir.Word), EAX)
case BinaryOperator.Add => chain += Add(stack.head(SizeDir.DWord), EAX)
case BinaryOperator.Sub =>
chain += Subtract(EAX, stack.head(SizeDir.Word))
chain += Subtract(EAX, stack.head(SizeDir.DWord))
chain += stack.drop()
chain += stack.push(RAX)
case BinaryOperator.Mul =>
chain += Multiply(EAX, stack.head(SizeDir.Word))
chain += Multiply(EAX, stack.head(SizeDir.DWord))
chain += stack.drop()
chain += stack.push(RAX)
case BinaryOperator.Div =>
chain += Compare(stack.head(SizeDir.Word), ImmediateVal(0))
chain += Compare(stack.head(SizeDir.DWord), ImmediateVal(0))
chain += Jump(LabelArg(zeroDivError.errLabel), Cond.Equal)
chain += CDQ()
chain += Divide(stack.head(SizeDir.Word))
chain += Divide(stack.head(SizeDir.DWord))
chain += stack.drop()
chain += stack.push(RAX)
case BinaryOperator.Mod =>
chain += CDQ()
chain += Divide(stack.head(SizeDir.Word))
chain += Divide(stack.head(SizeDir.DWord))
chain += stack.drop()
chain += stack.push(RDX)
@ -302,8 +302,8 @@ object asmGenerator {
case BinaryOperator.GreaterEq => chain ++= generateComparison(x, y, Cond.GreaterEqual)
case BinaryOperator.Less => chain ++= generateComparison(x, y, Cond.Less)
case BinaryOperator.LessEq => chain ++= generateComparison(x, y, Cond.LessEqual)
case BinaryOperator.And => chain += And(stack.head(SizeDir.Word), EAX)
case BinaryOperator.Or => chain += Or(stack.head(SizeDir.Word), EAX)
case BinaryOperator.And => chain += And(stack.head(SizeDir.DWord), EAX)
case BinaryOperator.Or => chain += Or(stack.head(SizeDir.DWord), EAX)
}
case call: microWacc.Call =>
@ -353,7 +353,7 @@ object asmGenerator {
chain ++= evalExprOntoStack(x)
chain ++= evalExprOntoStack(y)
chain += stack.pop(RAX)
chain += Compare(stack.head(SizeDir.Word), EAX)
chain += Compare(stack.head(SizeDir.DWord), EAX)
chain += Set(Register(RegSize.Byte, RegName.AL), cond)
chain += And(RAX, ImmediateVal(_8_BIT_MASK))
chain += stack.drop()

5
src/main/wacc/backend/assemblyIR.scala
View File

@ -174,13 +174,14 @@ object assemblyIR {
}
enum SizeDir {
case Byte, Word, Unspecified
case Byte, Word, DWord, Unspecified
private val ptr = "ptr "
override def toString(): String = this match {
case Byte => "byte " + ptr
case Word => "dword " + ptr // TODO check word/doubleword/quadword
case Word => "word " + ptr // TODO check word/doubleword/quadword
case DWord => "dword " + ptr
case Unspecified => ""
}
}