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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef InlinedGlobalMarkingVisitor_h | 5 #ifndef InlinedGlobalMarkingVisitor_h |
6 #define InlinedGlobalMarkingVisitor_h | 6 #define InlinedGlobalMarkingVisitor_h |
7 | 7 |
8 #include "platform/heap/MarkingVisitorImpl.h" | 8 #include "platform/heap/MarkingVisitorImpl.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 | 11 |
12 class InlinedGlobalMarkingVisitor final | 12 class InlinedGlobalMarkingVisitor final |
13 : public VisitorHelper<InlinedGlobalMarkingVisitor>, | 13 : public VisitorHelper<InlinedGlobalMarkingVisitor>, |
14 public MarkingVisitorImpl<InlinedGlobalMarkingVisitor> { | 14 public MarkingVisitorImpl<InlinedGlobalMarkingVisitor> { |
15 public: | 15 public: |
16 friend class VisitorHelper<InlinedGlobalMarkingVisitor>; | 16 friend class VisitorHelper<InlinedGlobalMarkingVisitor>; |
17 using Helper = VisitorHelper<InlinedGlobalMarkingVisitor>; | 17 using Helper = VisitorHelper<InlinedGlobalMarkingVisitor>; |
18 friend class MarkingVisitorImpl<InlinedGlobalMarkingVisitor>; | 18 friend class MarkingVisitorImpl<InlinedGlobalMarkingVisitor>; |
19 using Impl = MarkingVisitorImpl<InlinedGlobalMarkingVisitor>; | 19 using Impl = MarkingVisitorImpl<InlinedGlobalMarkingVisitor>; |
20 | 20 |
21 InlinedGlobalMarkingVisitor(ThreadState* state, | 21 InlinedGlobalMarkingVisitor(ThreadState* state, |
22 Visitor::MarkingMode markingMode) | 22 VisitorMarkingMode markingMode) |
23 : VisitorHelper(state), m_markingMode(markingMode) {} | 23 : VisitorHelper(state, markingMode) {} |
24 | 24 |
25 // Hack to unify interface to visitor->trace(). | 25 // Hack to unify interface to visitor->trace(). |
26 // Without this hack, we need to use visitor.trace() for | 26 // Without this hack, we need to use visitor.trace() for |
27 // trace(InlinedGlobalMarkingVisitor) and visitor->trace() for | 27 // trace(InlinedGlobalMarkingVisitor) and visitor->trace() for |
28 // trace(Visitor*). | 28 // trace(Visitor*). |
29 InlinedGlobalMarkingVisitor* operator->() { return this; } | 29 InlinedGlobalMarkingVisitor* operator->() { return this; } |
30 | 30 |
31 using Impl::mark; | 31 using Impl::mark; |
32 using Impl::ensureMarked; | 32 using Impl::ensureMarked; |
33 using Impl::registerDelayedMarkNoTracing; | 33 using Impl::registerDelayedMarkNoTracing; |
34 using Impl::registerWeakTable; | 34 using Impl::registerWeakTable; |
35 using Impl::registerWeakMembers; | 35 using Impl::registerWeakMembers; |
36 #if ENABLE(ASSERT) | 36 #if ENABLE(ASSERT) |
37 using Impl::weakTableRegistered; | 37 using Impl::weakTableRegistered; |
38 #endif | 38 #endif |
39 | 39 |
40 template <typename T> | 40 template <typename T> |
41 void mark(T* t) { | 41 void mark(T* t) { |
42 Helper::mark(t); | 42 Helper::mark(t); |
43 } | 43 } |
44 | 44 |
45 template <typename T, void (T::*method)(Visitor*)> | 45 template <typename T, void (T::*method)(Visitor*)> |
46 void registerWeakMembers(const T* obj) { | 46 void registerWeakMembers(const T* obj) { |
47 Helper::template registerWeakMembers<T, method>(obj); | 47 Helper::template registerWeakMembers<T, method>(obj); |
48 } | 48 } |
49 | 49 |
50 protected: | |
51 // Methods to be called from MarkingVisitorImpl. | |
52 | |
53 inline Visitor::MarkingMode getMarkingMode() const { return m_markingMode; } | |
54 | |
55 private: | 50 private: |
56 static InlinedGlobalMarkingVisitor fromHelper(Helper* helper) { | 51 static InlinedGlobalMarkingVisitor fromHelper(Helper* helper) { |
57 return *static_cast<InlinedGlobalMarkingVisitor*>(helper); | 52 return *static_cast<InlinedGlobalMarkingVisitor*>(helper); |
58 } | 53 } |
59 | |
60 // TODO(sof): attempt to unify this field with Visitor::m_markingMode. | |
61 const Visitor::MarkingMode m_markingMode; | |
62 }; | 54 }; |
63 | 55 |
64 inline void GarbageCollectedMixin::trace(InlinedGlobalMarkingVisitor) {} | 56 inline void GarbageCollectedMixin::trace(InlinedGlobalMarkingVisitor) {} |
65 | 57 |
66 } // namespace blink | 58 } // namespace blink |
67 | 59 |
68 #endif | 60 #endif |
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