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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef InlinedGlobalMarkingVisitor_h | |
6 #define InlinedGlobalMarkingVisitor_h | |
7 | |
8 #include "platform/heap/MarkingVisitorImpl.h" | |
9 | |
10 namespace blink { | |
11 | |
12 class InlinedGlobalMarkingVisitor final | |
13 : public VisitorHelper<InlinedGlobalMarkingVisitor>, | |
14 public MarkingVisitorImpl<InlinedGlobalMarkingVisitor> { | |
15 public: | |
16 friend class VisitorHelper<InlinedGlobalMarkingVisitor>; | |
17 using Helper = VisitorHelper<InlinedGlobalMarkingVisitor>; | |
18 friend class MarkingVisitorImpl<InlinedGlobalMarkingVisitor>; | |
19 using Impl = MarkingVisitorImpl<InlinedGlobalMarkingVisitor>; | |
20 | |
21 InlinedGlobalMarkingVisitor(ThreadState* state, | |
22 VisitorMarkingMode markingMode) | |
23 : VisitorHelper(state, markingMode) {} | |
24 | |
25 // Hack to unify interface to visitor->trace(). | |
26 // Without this hack, we need to use visitor.trace() for | |
27 // trace(InlinedGlobalMarkingVisitor) and visitor->trace() for | |
28 // trace(Visitor*). | |
29 InlinedGlobalMarkingVisitor* operator->() { return this; } | |
30 | |
31 using Impl::mark; | |
32 using Impl::ensureMarked; | |
33 using Impl::registerDelayedMarkNoTracing; | |
34 using Impl::registerWeakTable; | |
35 using Impl::registerWeakMembers; | |
36 #if DCHECK_IS_ON() | |
37 using Impl::weakTableRegistered; | |
38 #endif | |
39 | |
40 template <typename T> | |
41 void mark(T* t) { | |
42 Helper::mark(t); | |
43 } | |
44 | |
45 template <typename T, void (T::*method)(Visitor*)> | |
46 void registerWeakMembers(const T* obj) { | |
47 Helper::template registerWeakMembers<T, method>(obj); | |
48 } | |
49 | |
50 private: | |
51 static InlinedGlobalMarkingVisitor fromHelper(Helper* helper) { | |
52 return *static_cast<InlinedGlobalMarkingVisitor*>(helper); | |
53 } | |
54 }; | |
55 | |
56 inline void GarbageCollectedMixin::trace(InlinedGlobalMarkingVisitor) {} | |
57 | |
58 } // namespace blink | |
59 | |
60 #endif | |
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