545     zero_marked_bytes();

   545     zero_marked_bytes();

   546     init_top_at_mark_start();

   546     init_top_at_mark_start();

   547   }

   547   }

   548 

   548 

   549   void calc_gc_efficiency(void);

   549   void calc_gc_efficiency(void);

   551 

   551 

   552   uint index_in_opt_cset() const { return _index_in_opt_cset; }

   552   uint index_in_opt_cset() const { return _index_in_opt_cset; }

   553   void set_index_in_opt_cset(uint index) { _index_in_opt_cset = index; }

   553   void set_index_in_opt_cset(uint index) { _index_in_opt_cset = index; }

   554 

   554 

   555   int  young_index_in_cset() const { return _young_index_in_cset; }

   555   int  young_index_in_cset() const { return _young_index_in_cset; }

   703 // HeapRegionClosure is used for iterating over regions.

   703 // HeapRegionClosure is used for iterating over regions.

   704 // Terminates the iteration when the "do_heap_region" method returns "true".

   704 // Terminates the iteration when the "do_heap_region" method returns "true".

   705 class HeapRegionClosure : public StackObj {

   705 class HeapRegionClosure : public StackObj {

   706   friend class HeapRegionManager;

   706   friend class HeapRegionManager;

   707   friend class G1CollectionSet;

   707   friend class G1CollectionSet;

   709 

   709 

   710   bool _is_complete;

   710   bool _is_complete;

   711   void set_incomplete() { _is_complete = false; }

   711   void set_incomplete() { _is_complete = false; }

   712 

   712 

   713  public:

   713  public: