private DuplicateStackTop newDuplicateStackTop(BasicBlock block)
{
DuplicateStackTop result = new DuplicateStackTop();
result.Options[BasicBlock.BASIC_BLOCK_OPTION] = block;
return result;
}
protected internal override void VisitDuplicateStackTop(DuplicateStackTop node, object data)
{
StackTypes stack = data as StackTypes;
stack.Push(stack.Peek());
AddTask(node.Next,stack);
}
protected internal virtual void VisitDuplicateStackTop(DuplicateStackTop node, object data)
{
throw new NodeNotSupportedException(node);
}
protected override void VisitDuplicateStackTop(DuplicateStackTop upNode, object o)
{
State state = o as State;
BTValue val = state.Stack[0] as BTValue;
state.Stack.Push(val);
Annotation.SetNodeBTType(upNode, val.BTType);
}
protected override void VisitDuplicateStackTop(DuplicateStackTop upNode, object o)
{
DepthContainer cnt = o as DepthContainer;
cnt.Depth -= 1;
}
protected internal override void VisitDuplicateStackTop(DuplicateStackTop node, object data)
{
generator.Emit(OpCodes.Dup);
AddTask(node.Next,null);
}
