public override string GenCode()
{
Child?.GenCode();
string text = "";
switch (OperatorType)
{
case OpType.Minus:
text = "neg";
break;
case OpType.BitNot:
text = "not";
break;
case OpType.LogNot:
// Create fake node with const 1
// Add it to stack and call bit xor with old stack top
var helperNode = new ConstantNode(-1, ValType.Bool, true);
helperNode.GenCode();
text = "xor";
break;
case OpType.IntCast:
text = "conv.i4";
break;
case OpType.DoubleCast:
text = "conv.r8";
break;
default:
Compiler.AddError(new UndefinedRuntimeError(LineNo));
break;
}
Compiler.EmitCode(text);
if (GenPop)
{
Compiler.EmitCode("pop", true);
}
return(text);
}
