public override int GenerateCode(int loc, IVirtualMachine vm, CheckerInformation info)
{
loc = Term.GenerateCode(loc, vm, info);
loc = RepTerm.GenerateCode(loc, vm, info);
var termType = ((ASTExpression)Term).GetExpressionType(info);
var repTermType = ((ASTExpression)RepTerm).GetExpressionType(info);
if ((termType == Type.INT32 && repTermType == Type.INT32) || (termType == Type.BOOL && repTermType == Type.BOOL))
{
switch (Operator)
{
case Operators.EQ:
vm.IntEQ(loc++);
break;
case Operators.NE:
vm.IntNE(loc++);
break;
case Operators.LT:
vm.IntLT(loc++);
break;
case Operators.LE:
vm.IntLE(loc++);
break;
case Operators.GT:
vm.IntGT(loc++);
break;
case Operators.GE:
vm.IntGE(loc++);
break;
default:
throw new IVirtualMachine.InternalError("There's an invalid operator in ASTRelOpr. Operator: " + Operator.ToString());
}
}
else if ((termType == Type.INT32 && repTermType == Type.DECIMAL) ||
(termType == Type.DECIMAL && repTermType == Type.INT32) ||
(termType == Type.DECIMAL && repTermType == Type.DECIMAL))
{
switch (Operator)
{
case Operators.EQ:
vm.DecimalEQ(loc++);
break;
case Operators.NE:
vm.DecimalNE(loc++);
break;
case Operators.LT:
vm.DecimalLT(loc++);
break;
case Operators.LE:
vm.DecimalLE(loc++);
break;
case Operators.GT:
vm.DecimalGT(loc++);
break;
case Operators.GE:
vm.DecimalGE(loc++);
break;
default:
throw new IVirtualMachine.InternalError("There's an invalid operator in ASTRelOpr. Operator: " + Operator.ToString());
}
}
else
{
throw new IVirtualMachine.InternalError("There's an invalid operand in ASTRelOpr. Operand: " + termType.ToString() + ", " + repTermType.ToString());
}
return(loc);
}