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27
28#ifndef V8_MARKING_THREAD_H_
29#define V8_MARKING_THREAD_H_
30
31#include "atomicops.h"
32#include "flags.h"
33#include "platform.h"
34#include "v8utils.h"
35
36#include "spaces.h"
37
38#include "heap.h"
39
40namespace v8 {
41namespace internal {
42
43class MarkingThread : public Thread {
44 public:
45  explicit MarkingThread(Isolate* isolate);
46
47  void Run();
48  void Stop();
49  void StartMarking();
50  void WaitForMarkingThread();
51
52  ~MarkingThread() {
53    delete start_marking_semaphore_;
54    delete end_marking_semaphore_;
55    delete stop_semaphore_;
56  }
57
58 private:
59  Isolate* isolate_;
60  Heap* heap_;
61  Semaphore* start_marking_semaphore_;
62  Semaphore* end_marking_semaphore_;
63  Semaphore* stop_semaphore_;
64  volatile AtomicWord stop_thread_;
65  int id_;
66  static Atomic32 id_counter_;
67};
68
69} }  // namespace v8::internal
70
71#endif  // V8_MARKING_THREAD_H_
72