public override object VisitProgNode(ProgNode n)
{
var globdefs = new List <ASTNode>(n.children.Count);
var enumdefs = new List <ASTNode>(n.children.Count);
var structdefs = new List <ASTNode>(n.children.Count);
var fundefs = new List <ASTNode>(n.children.Count);
var rest = new List <ASTNode>(n.children.Count);
foreach (var c in n.children)
{
switch (c.kind)
{
case ASTKind.GlobalVarDef:
globdefs.Add(c);
break;
case ASTKind.EnumDef:
enumdefs.Add(c);
break;
case ASTKind.StructDef:
structdefs.Add(c);
break;
case ASTKind.FunDef:
fundefs.Add(c);
break;
default:
rest.Add(c);
break;
}
}
foreach (ASTNode c in globdefs)
{
Visit(c);
}
foreach (ASTNode c in enumdefs)
{
Visit(c);
}
foreach (ASTNode c in structdefs)
{
Visit(c);
}
foreach (ASTNode c in fundefs)
{
Visit(c);
}
foreach (ASTNode c in rest)
{
Visit(c);
}
return(null);
}
public virtual T VisitProgNode(ProgNode n)
{
foreach (var c in n.children)
{
Visit(c);
}
return(default(T));
}
public object VisitProgNode(ProgNode n)
{
WriteLine(n.kind);
Indent();
foreach (ASTNode c in n.children)
{
Visit(c);
}
Dedent();
return(null);
}
public override MIPSRegister VisitProgNode(ProgNode n)
{
return(base.VisitProgNode(n));
}
public override LLVMRegister VisitProgNode(ProgNode n)
{
throw new NotImplementedException();
}