public override void GenCode(StringBuilder sb)
{
MethodDec methodD = declarationRef as MethodDec;
if (methodD != null)
{
// get argurments and load on stack
// !!!! THIS WON'T WORK IF THE ARGS ARE MORE THAN A SIMPLE LITERAL OR VARIABLE !!!!
foreach (Expression arg in args)
{
arg.GenCode(sb);
}
// emit method call
methodD.GenCallCode(sb);
// emit variable types
string argList = "";
foreach (Expression arg in args)
{
argList = argList + arg.ObtainType().GetILName() + ',';
}
argList = argList.TrimEnd(',');// remove last ','
cg.emit(sb, argList + ")\n");
}
}
public override void TypeCheck()
{
// check the type of the arguments
foreach (Expression argument in args)
{
argument.TypeCheck();
}
// check the type of the arguments matches what the method expects
MethodDec decl = declarationRef as MethodDec;
if (decl != null)
{
if (!decl.checkArgTypes(args))
{
// args do match what is expected
System.Console.WriteLine("Invalid arguments for method", name);
throw new Exception("TypeCheck error");
}
}
// return the type of the method
type = declarationRef.ObtainType();
}
