Unlink evacuation candidates from list of pages before starting sweeper threads.

src/mark-compact.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 672 matching lines @@
                        FreeList* free_list);
 
   void WaitUntilSweepingCompleted();
 
   intptr_t StealMemoryFromSweeperThreads(PagedSpace* space);
 
   bool AreSweeperThreadsActivated();
 
   bool IsConcurrentSweepingInProgress();
 
   void FinalizeSweeping();

[Michael Starzinger, 2013/03/08 14:20:52]

The implementation of this method is gone, let's also remove the declaration.

[Hannes Payer (out of office), 2013/03/08 14:34:44]

Done.

 
   void set_sequential_sweeping(bool sequential_sweeping) {
     sequential_sweeping_ = sequential_sweeping;
   }
 
   bool sequential_sweeping() const {
     return sequential_sweeping_;
   }
 
   // Parallel marking support.
   void MarkInParallel();
 
   void WaitUntilMarkingCompleted();
 
  private:
   MarkCompactCollector();
   ~MarkCompactCollector();
 
   bool MarkInvalidatedCode();
   void RemoveDeadInvalidatedCode();
   void ProcessInvalidatedCode(ObjectVisitor* visitor);
 
+  void UnlinkEvacuationCandidates();
   void ReleaseEvacuationCandidates();
 
   void StartSweeperThreads();
 
 #ifdef DEBUG
   enum CollectorState {
     IDLE,
     PREPARE_GC,
     MARK_LIVE_OBJECTS,
     SWEEP_SPACES,
@@ skipping 196 matching lines @@
  private:
   MarkCompactCollector* collector_;
 };
 
 
 const char* AllocationSpaceName(AllocationSpace space);
 
 } }  // namespace v8::internal
 
 #endif  // V8_MARK_COMPACT_H_