protected ObjectDef EmitMultiplicativeExpression(CParser.MultiplicativeExpressionContext multiplicativeExpression)
{
ObjectDef returnObjectDef = null;
if (multiplicativeExpression.castExpression() != null)
{
returnObjectDef = EmitCastExpression(multiplicativeExpression.castExpression());
}
if (multiplicativeExpression.castExpression() != null &&
multiplicativeExpression.multiplicativeExpression() != null)
{
var multiplicativeObj = EmitMultiplicativeExpression(multiplicativeExpression.multiplicativeExpression());
multiplicativeObj.Load();
returnObjectDef.Load();
if (multiplicativeExpression.Star() != null)
{
_generatorIL.Emit(OpCodes.Mul);
}
else if (multiplicativeExpression.Div() != null)
{
_generatorIL.Emit(OpCodes.Div);
}
else if (multiplicativeExpression.Mod() != null)
{
_generatorIL.Emit(OpCodes.Rem);
}
returnObjectDef = LocalObjectDef.AllocateLocal(typeof(int));
}
return(returnObjectDef);
}
public override void ExitMultiplicativeExpression(CParser.MultiplicativeExpressionContext context)
{
if (context.multiplicativeExpression() != null)
{
string operation = context.GetText().Substring(context.multiplicativeExpression().GetText().Length, 1);
if (operation == "*")
{
//multiplicativeExpression '*' castExpression
SafeCall(context, CExpression.MultiplicationOperator);
}
else if (operation == "/")
{
//multiplicativeExpression '/' castExpression
SafeCall(context, CExpression.DivisionOperator);
}
else if (operation == "%")
{
//multiplicativeExpression '%' castExpression
SafeCall(context, CExpression.ModuloOperator);
}
}
}
