public override Address GenerateCode(List <Instruction> instructions)
{
Left.GenerateCode(instructions);
TrueList.AddRange(Left.TrueList);
Right.GenerateCode(instructions);
TrueList.AddRange(Right.TrueList);
FalseList.AddRange(Right.FalseList);
return(base.GenerateCode(instructions));
}
public override Address GenerateCode(List <Instruction> instructions)
{
Label rightLabel = new Label();
Left.GenerateCode(instructions);
FalseList.AddRange(Left.FalseList);
Left.Backpatch(rightLabel, null);
instructions.Add(new LabelInstruction(rightLabel));
Right.GenerateCode(instructions);
TrueList.AddRange(Right.TrueList);
FalseList.AddRange(Right.FalseList);
return(base.GenerateCode(instructions));
}
public override Address GenerateCode(List <Instruction> instructions)
{
Address address1 = Left.GenerateCode(instructions);
Address address2 = Right.GenerateCode(instructions);
Address result = new Address();
IfJumpInstruction falseInstruction = new IfJumpInstruction(address1, OppositeRelOpAsString, address2, null);
instructions.Add(falseInstruction);
FalseList.Add(falseInstruction);
IfJumpInstruction trueInstruction = new IfJumpInstruction(address1, RelOpAsString, address2, null);
instructions.Add(trueInstruction);
TrueList.Add(trueInstruction);
return(result);
}
