public override void VisitLabelstatementNode(LabelStatementNode l)
{
PreVisit(l);
l.Label.Visit(this);
l.Stat.Visit(this);
PostVisit(l);
}
public override void VisitLabelstatementNode(LabelStatementNode l)
{
Text += IndentStr();
l.Label.Visit(this);
Text += ": ";
l.Stat.Visit(this);
}
public override void VisitLabelstatementNode(LabelStatementNode l)
{
var instructionIndex = Instructions.Count;
l.Stat.Visit(this);
Instructions[instructionIndex].Label = l.Label.Num.ToString();
}
public override void VisitLabelstatementNode(LabelStatementNode l)
{
var instructionIndex = Instructions.Count;
// Чтобы не затиралась временная метка у while
if (l.Stat is WhileNode)
{
GenCommand("", "noop", "", "", "");
}
l.Stat.Visit(this);
Instructions[instructionIndex].Label = l.Label.Num.ToString();
}
private Statement BindLabelStatement(LabelStatementNode node)
{
var name = node.Label.Identifier.Text;
if (Function == null)
{
diagnostics.ReportInvalidLabelDeclaration(node.MainToken, name);
return(new InvalidStatement());
}
var label = new LabelSymbol(name);
if (!Scope.TryDeclareLabel(label))
{
diagnostics.ReportSymbolAlreadyDeclared(node.MainToken, name, "Label");
}
return(new LabelStatement(Scope, label));
}
public virtual void VisitLabelstatementNode(LabelStatementNode l)
{
}