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src/hotspot/share/gc/g1/g1BarrierSet.hpp

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  57   virtual void write_ref_array_pre(narrowOop* dst, size_t count, bool dest_uninitialized);
  58 
  59   static void write_ref_array_pre_oop_entry(oop* dst, size_t length);
  60   static void write_ref_array_pre_narrow_oop_entry(narrowOop* dst, size_t length);
  61   static void write_ref_array_post_entry(HeapWord* dst, size_t length);
  62 
  63   template <DecoratorSet decorators, typename T>
  64   void write_ref_field_pre(T* field);
  65 
  66   // NB: if you do a whole-heap invalidation, the "usual invariant" defined
  67   // above no longer applies.
  68   void invalidate(MemRegion mr);
  69 
  70   void write_region(MemRegion mr)         { invalidate(mr); }
  71   void write_ref_array_work(MemRegion mr) { invalidate(mr); }
  72 
  73   template <DecoratorSet decorators, typename T>
  74   void write_ref_field_post(T* field, oop new_val);
  75   void write_ref_field_post_slow(volatile jbyte* byte);
  76 


  77   virtual void on_thread_attach(JavaThread* thread);
  78   virtual void on_thread_detach(JavaThread* thread);
  79 
  80   static SATBMarkQueueSet& satb_mark_queue_set() {
  81     return _satb_mark_queue_set;
  82   }
  83 
  84   static DirtyCardQueueSet& dirty_card_queue_set() {
  85     return _dirty_card_queue_set;
  86   }
  87 
  88   // Callbacks for runtime accesses.
  89   template <DecoratorSet decorators, typename BarrierSetT = G1BarrierSet>
  90   class AccessBarrier: public ModRefBarrierSet::AccessBarrier<decorators, BarrierSetT> {
  91     typedef ModRefBarrierSet::AccessBarrier<decorators, BarrierSetT> ModRef;
  92     typedef BarrierSet::AccessBarrier<decorators, BarrierSetT> Raw;
  93 
  94   public:
  95     // Needed for loads on non-heap weak references
  96     template <typename T>




  57   virtual void write_ref_array_pre(narrowOop* dst, size_t count, bool dest_uninitialized);
  58 
  59   static void write_ref_array_pre_oop_entry(oop* dst, size_t length);
  60   static void write_ref_array_pre_narrow_oop_entry(narrowOop* dst, size_t length);
  61   static void write_ref_array_post_entry(HeapWord* dst, size_t length);
  62 
  63   template <DecoratorSet decorators, typename T>
  64   void write_ref_field_pre(T* field);
  65 
  66   // NB: if you do a whole-heap invalidation, the "usual invariant" defined
  67   // above no longer applies.
  68   void invalidate(MemRegion mr);
  69 
  70   void write_region(MemRegion mr)         { invalidate(mr); }
  71   void write_ref_array_work(MemRegion mr) { invalidate(mr); }
  72 
  73   template <DecoratorSet decorators, typename T>
  74   void write_ref_field_post(T* field, oop new_val);
  75   void write_ref_field_post_slow(volatile jbyte* byte);
  76 
  77   virtual void on_thread_create(Thread* thread);
  78   virtual void on_thread_destroy(Thread* thread);
  79   virtual void on_thread_attach(JavaThread* thread);
  80   virtual void on_thread_detach(JavaThread* thread);
  81 
  82   static SATBMarkQueueSet& satb_mark_queue_set() {
  83     return _satb_mark_queue_set;
  84   }
  85 
  86   static DirtyCardQueueSet& dirty_card_queue_set() {
  87     return _dirty_card_queue_set;
  88   }
  89 
  90   // Callbacks for runtime accesses.
  91   template <DecoratorSet decorators, typename BarrierSetT = G1BarrierSet>
  92   class AccessBarrier: public ModRefBarrierSet::AccessBarrier<decorators, BarrierSetT> {
  93     typedef ModRefBarrierSet::AccessBarrier<decorators, BarrierSetT> ModRef;
  94     typedef BarrierSet::AccessBarrier<decorators, BarrierSetT> Raw;
  95 
  96   public:
  97     // Needed for loads on non-heap weak references
  98     template <typename T>


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