public void Visit(ExpressionNode expressionNode)
{
foreach (var x in expressionNode.Operands)
{
x.Accept(this);
}
if (expressionNode.IsUnary)
{
switch (expressionNode.OperatorName)
{
case Operator.PointerAddress:
InnerCode.Add(new AddressOf(expressionNode.Reference, expressionNode.Operands.First().Reference));
break;
case Operator.PointerValue:
InnerCode.Add(new ContentOf(expressionNode.Reference, expressionNode.Operands.First().Reference));
break;
}
}
else
{
var destination = expressionNode.Reference;
var left = expressionNode.Operands[0].Reference;
var right = expressionNode.Operands[1].Reference;
IntermediateCode emitted;
if (IsBoolean(expressionNode))
{
emitted = new BoolExpressionAssignment(expressionNode.OperatorName.ToBooleanOperator(), destination, left, right);
}
else
{
emitted = new ArithmeticAssignment(expressionNode.OperatorName.ToArithmeticOperator(), destination, left, right);
}
InnerCode.Add(emitted);
}
}
public void Visit(BoolExpressionAssignment boolExpressionAssignment)
{
AddReference(boolExpressionAssignment.Target);
AddReference(boolExpressionAssignment.Left);
AddReference(boolExpressionAssignment.Right);
}
