1/*
2 * Copyright (C) 2017-2018 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#include "DFGPlanInlines.h"
29#include "DFGWorklist.h"
30
31namespace JSC { namespace DFG {
32
33#if ENABLE(DFG_JIT)
34
35template<typename Func>
36void iterateCodeBlocksForGC(VM& vm, const Func& func)
37{
38 for (unsigned i = DFG::numberOfWorklists(); i--;) {
39 if (DFG::Worklist* worklist = DFG::existingWorklistForIndexOrNull(i))
40 worklist->iterateCodeBlocksForGC(vm, func);
41 }
42}
43
44template<typename Func>
45void Worklist::iterateCodeBlocksForGC(VM& vm, const Func& func)
46{
47 LockHolder locker(*m_lock);
48 for (PlanMap::iterator iter = m_plans.begin(); iter != m_plans.end(); ++iter) {
49 Plan* plan = iter->value.get();
50 if (plan->vm() != &vm)
51 continue;
52 plan->iterateCodeBlocksForGC(func);
53 }
54}
55
56#else // ENABLE(DFG_JIT)
57
58template<typename Func>
59void iterateCodeBlocksForGC(VM&, const Func&)
60{
61}
62
63#endif // ENABLE(DFG_JIT)
64
65} } // namespace JSC::DFG
66
67