1/*
2 * Copyright (C) 2014, 2015 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(DFG_JIT)
29
30#include "DFGBasicBlock.h"
31#include "DFGBlockSet.h"
32#include <wtf/GraphNodeWorklist.h>
33
34namespace JSC { namespace DFG {
35
36struct BasicBlock;
37
38typedef GraphNodeWorklist<BasicBlock*, BlockSet> BlockWorklist;
39
40// When you say BlockWith<int> you should read it as "block with an int".
41template<typename T> using BlockWith = GraphNodeWith<BasicBlock*, T>;
42
43// Extended block worklist is useful for enqueueing some meta-data along with the block. It also
44// permits forcibly enqueueing things even if the block has already been seen. It's useful for
45// things like building a spanning tree, in which case T (the auxiliary payload) would be the
46// successor index.
47template<typename T> using ExtendedBlockWorklist = ExtendedGraphNodeWorklist<BasicBlock*, T, BlockSet>;
48
49typedef GraphVisitOrder VisitOrder;
50
51typedef GraphNodeWithOrder<BasicBlock*> BlockWithOrder;
52
53typedef PostOrderGraphNodeWorklist<BasicBlock*, BlockSet> PostOrderBlockWorklist;
54
55} } // namespace JSC::DFG
56
57#endif // ENABLE(DFG_JIT)
58