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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 #include "config.h" | 5 #include "config.h" |
6 #include "platform/WebThreadSupportingGC.h" | 6 #include "platform/WebThreadSupportingGC.h" |
7 | 7 |
8 #include "platform/heap/SafePoint.h" | 8 #include "platform/heap/SafePoint.h" |
9 #include "public/platform/WebScheduler.h" | 9 #include "public/platform/WebScheduler.h" |
10 #include "wtf/Threading.h" | 10 #include "wtf/Threading.h" |
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44 SafePointScope scope(ThreadState::HeapPointersOnStack); | 44 SafePointScope scope(ThreadState::HeapPointersOnStack); |
45 m_owningThread.clear(); | 45 m_owningThread.clear(); |
46 } | 46 } |
47 } | 47 } |
48 | 48 |
49 void WebThreadSupportingGC::initialize() | 49 void WebThreadSupportingGC::initialize() |
50 { | 50 { |
51 m_pendingGCRunner = adoptPtr(new PendingGCRunner); | 51 m_pendingGCRunner = adoptPtr(new PendingGCRunner); |
52 m_thread->addTaskObserver(m_pendingGCRunner.get()); | 52 m_thread->addTaskObserver(m_pendingGCRunner.get()); |
53 ThreadState::attach(); | 53 ThreadState::attach(); |
54 OwnPtr<MessageLoopInterruptor> interruptor = adoptPtr(new MessageLoopInterru
ptor(m_thread)); | 54 OwnPtr<MessageLoopInterruptor> interruptor = adoptPtr(new MessageLoopInterru
ptor(m_thread->defaultTaskRunner())); |
55 ThreadState::current()->addInterruptor(interruptor.release()); | 55 ThreadState::current()->addInterruptor(interruptor.release()); |
56 } | 56 } |
57 | 57 |
58 void WebThreadSupportingGC::shutdown() | 58 void WebThreadSupportingGC::shutdown() |
59 { | 59 { |
60 // Ensure no posted tasks will run from this point on. | 60 // Ensure no posted tasks will run from this point on. |
61 m_thread->removeTaskObserver(m_pendingGCRunner.get()); | 61 m_thread->removeTaskObserver(m_pendingGCRunner.get()); |
62 | 62 |
63 // Shutdown the thread (via its scheduler) only when the thread is created | 63 // Shutdown the thread (via its scheduler) only when the thread is created |
64 // and is owned by this instance. | 64 // and is owned by this instance. |
65 if (m_owningThread) | 65 if (m_owningThread) |
66 m_owningThread->scheduler()->shutdown(); | 66 m_owningThread->scheduler()->shutdown(); |
67 | 67 |
68 ThreadState::detach(); | 68 ThreadState::detach(); |
69 m_pendingGCRunner = nullptr; | 69 m_pendingGCRunner = nullptr; |
70 } | 70 } |
71 | 71 |
72 } // namespace blink | 72 } // namespace blink |
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