src/hotspot/share/gc/g1/g1ParScanThreadState.hpp
changeset 59198 92c98aa0f801
parent 59062 6530de931b8e
equal deleted inserted replaced
59197:bb3472aa26c8 59198:92c98aa0f801
    72   // Map from young-age-index (0 == not young, 1 is youngest) to
    72   // Map from young-age-index (0 == not young, 1 is youngest) to
    73   // surviving words. base is what we get back from the malloc call
    73   // surviving words. base is what we get back from the malloc call
    74   size_t* _surviving_young_words_base;
    74   size_t* _surviving_young_words_base;
    75   // this points into the array, as we use the first few entries for padding
    75   // this points into the array, as we use the first few entries for padding
    76   size_t* _surviving_young_words;
    76   size_t* _surviving_young_words;
    77 
    77   // Number of elements in the array above.
       
    78   size_t _surviving_words_length;
    78   // Indicates whether in the last generation (old) there is no more space
    79   // Indicates whether in the last generation (old) there is no more space
    79   // available for allocation.
    80   // available for allocation.
    80   bool _old_gen_is_full;
    81   bool _old_gen_is_full;
    81 
    82 
    82 #define PADDING_ELEM_NUM (DEFAULT_CACHE_LINE_SIZE / sizeof(size_t))
    83 #define PADDING_ELEM_NUM (DEFAULT_CACHE_LINE_SIZE / sizeof(size_t))
   150   uint worker_id() { return _worker_id; }
   151   uint worker_id() { return _worker_id; }
   151 
   152 
   152   size_t lab_waste_words() const;
   153   size_t lab_waste_words() const;
   153   size_t lab_undo_waste_words() const;
   154   size_t lab_undo_waste_words() const;
   154 
   155 
   155   void flush(size_t* surviving_young_words);
   156   // Pass locally gathered statistics to global state. Returns the total number of
       
   157   // HeapWords copied.
       
   158   size_t flush(size_t* surviving_young_words);
   156 
   159 
   157 private:
   160 private:
   158   #define G1_PARTIAL_ARRAY_MASK 0x2
   161   #define G1_PARTIAL_ARRAY_MASK 0x2
   159 
   162 
   160   inline bool has_partial_array_mask(oop* ref) const {
   163   inline bool has_partial_array_mask(oop* ref) const {