604 
 605   G1CollectorState* collector_state() const;
 606 
 607   G1GCPhaseTimes* phase_times() const { return _phase_times; }
 608 
 609   // Check the current value of the young list RSet lengths and
 610   // compare it against the last prediction. If the current value is
 611   // higher, recalculate the young list target length prediction.
 612   void revise_young_list_target_length_if_necessary();
 613 
 614   // This should be called after the heap is resized.
 615   void record_new_heap_size(uint new_number_of_regions);
 616 
 617   void init();
 618 
 619   virtual void note_gc_start(uint num_active_workers);
 620 
 621   // Create jstat counters for the policy.
 622   virtual void initialize_gc_policy_counters();
 623 
 624   virtual HeapWord* mem_allocate_work(size_t size,
 625                                       bool is_tlab,
 626                                       bool* gc_overhead_limit_was_exceeded);
 627 
 628   // This method controls how a collector handles one or more
 629   // of its generations being fully allocated.
 630   virtual HeapWord* satisfy_failed_allocation(size_t size,
 631                                               bool is_tlab);
 632 
 633   bool need_to_start_conc_mark(const char* source, size_t alloc_word_size = 0);
 634 
 635   bool about_to_start_mixed_phase() const;
 636 
 637   // Record the start and end of an evacuation pause.
 638   void record_collection_pause_start(double start_time_sec);
 639   void record_collection_pause_end(double pause_time_ms, size_t cards_scanned, size_t heap_used_bytes_before_gc);
 640 
 641   // Record the start and end of a full collection.
 642   void record_full_collection_start();
 643   void record_full_collection_end();
 644 
 645   // Must currently be called while the world is stopped.
 646   void record_concurrent_mark_init_end(double mark_init_elapsed_time_ms);
 647 
 648   // Record start and end of remark.
 649   void record_concurrent_mark_remark_start();
 650   void record_concurrent_mark_remark_end();
 651 
 652   // Record start, end, and completion of cleanup.

 604 
 605   G1CollectorState* collector_state() const;
 606 
 607   G1GCPhaseTimes* phase_times() const { return _phase_times; }
 608 
 609   // Check the current value of the young list RSet lengths and
 610   // compare it against the last prediction. If the current value is
 611   // higher, recalculate the young list target length prediction.
 612   void revise_young_list_target_length_if_necessary();
 613 
 614   // This should be called after the heap is resized.
 615   void record_new_heap_size(uint new_number_of_regions);
 616 
 617   void init();
 618 
 619   virtual void note_gc_start(uint num_active_workers);
 620 
 621   // Create jstat counters for the policy.
 622   virtual void initialize_gc_policy_counters();
 623 









 624   bool need_to_start_conc_mark(const char* source, size_t alloc_word_size = 0);
 625 
 626   bool about_to_start_mixed_phase() const;
 627 
 628   // Record the start and end of an evacuation pause.
 629   void record_collection_pause_start(double start_time_sec);
 630   void record_collection_pause_end(double pause_time_ms, size_t cards_scanned, size_t heap_used_bytes_before_gc);
 631 
 632   // Record the start and end of a full collection.
 633   void record_full_collection_start();
 634   void record_full_collection_end();
 635 
 636   // Must currently be called while the world is stopped.
 637   void record_concurrent_mark_init_end(double mark_init_elapsed_time_ms);
 638 
 639   // Record start and end of remark.
 640   void record_concurrent_mark_remark_start();
 641   void record_concurrent_mark_remark_end();
 642 
 643   // Record start, end, and completion of cleanup.