src/hotspot/share/gc/shared/collectedHeap.hpp

*** 84,93 ****
--- 84,98 ----
    void log_heap_after(CollectedHeap* heap) {
      log_heap(heap, false);
    }
  };
  
+ class ParallelObjectIterator : public CHeapObj<mtGC> {
+ public:
+   virtual void object_iterate(ObjectClosure* cl, uint worker_id) = 0;
+ };
+ 
  //
  // CollectedHeap
  //   GenCollectedHeap
  //     SerialHeap
  //   G1CollectedHeap
*** 386,407 ****
    virtual GrowableArray<MemoryPool*> memory_pools() = 0;
  
    // Iterate over all objects, calling "cl.do_object" on each.
    virtual void object_iterate(ObjectClosure* cl) = 0;
  
!   // Run parallel heap inspection, return false as not supported by heap.
!   virtual bool run_par_heap_inspect_task(KlassInfoTable* cit,
!                                          BoolObjectClosure* filter,
!                                          size_t* missed_count,
!                                          size_t thread_num) {
!     return false;
    }
  
!   // Parallel iterate over all objects, reture false if heap not support.
!   virtual bool object_iterate_try_parallel(AbstractGangTask *task, size_t thread_num) {
!     return false;
!   }
  
    // Keep alive an object that was loaded with AS_NO_KEEPALIVE.
    virtual void keep_alive(oop obj) {}
  
    // Returns the longest time (in ms) that has elapsed since the last
--- 391,406 ----
    virtual GrowableArray<MemoryPool*> memory_pools() = 0;
  
    // Iterate over all objects, calling "cl.do_object" on each.
    virtual void object_iterate(ObjectClosure* cl) = 0;
  
!   virtual ParallelObjectIterator* parallel_object_iterator(uint thread_num) {
!     return NULL;
    }
  
!   // FIXME: G1 already have a run_task returning Tickspan - adapting for now.
!   virtual Tickspan run_task(AbstractGangTask* task);
  
    // Keep alive an object that was loaded with AS_NO_KEEPALIVE.
    virtual void keep_alive(oop obj) {}
  
    // Returns the longest time (in ms) that has elapsed since the last