Version 5.1.281.63 (cherry-pick)

src/heap/mark-compact.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_HEAP_MARK_COMPACT_H_
 #define V8_HEAP_MARK_COMPACT_H_
 
 #include "src/base/bits.h"
 #include "src/heap/spaces.h"
 #include "src/heap/store-buffer.h"
@@ skipping 823 matching lines @@
 
   // True if concurrent or parallel sweeping is currently in progress.
   bool sweeping_in_progress_;
 
   // Semaphore used to synchronize sweeper tasks.
   base::Semaphore pending_sweeper_tasks_semaphore_;
 
   // Semaphore used to synchronize compaction tasks.
   base::Semaphore pending_compaction_tasks_semaphore_;
 
+  base::Semaphore page_parallel_job_semaphore_;
+
   bool black_allocation_;
 
   friend class Heap;
   friend class StoreBuffer;
 };
 
 
 class EvacuationScope BASE_EMBEDDED {
  public:
   explicit EvacuationScope(MarkCompactCollector* collector)
       : collector_(collector) {
     collector_->set_evacuation(true);
   }
 
   ~EvacuationScope() { collector_->set_evacuation(false); }
 
  private:
   MarkCompactCollector* collector_;
 };
 
 
 const char* AllocationSpaceName(AllocationSpace space);
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_MARK_COMPACT_H_