83   size_t used_low() const;
  84   size_t used() const;
  85   size_t unused() const;
  86   size_t allocated() const;
  87   size_t reclaimed() const;
  88 
  89   size_t tlab_capacity() const;
  90   size_t tlab_used() const;
  91   size_t max_tlab_size() const;
  92   size_t unsafe_max_tlab_alloc() const;
  93 
  94   bool is_in(uintptr_t addr) const;
  95   uint32_t hash_oop(uintptr_t addr) const;
  96 
  97   // Threads
  98   uint nconcurrent_worker_threads() const;
  99   uint nconcurrent_no_boost_worker_threads() const;
 100   void set_boost_worker_threads(bool boost);
 101   void threads_do(ThreadClosure* tc) const;
 102 

 103   // Reference processing
 104   ReferenceDiscoverer* reference_discoverer();
 105   void set_soft_reference_policy(bool clear);
 106 
 107   // Non-strong reference processing
 108   void process_non_strong_references();
 109 
 110   // Page allocation
 111   ZPage* alloc_page(uint8_t type, size_t size, ZAllocationFlags flags);
 112   void undo_alloc_page(ZPage* page);
 113   void free_page(ZPage* page, bool reclaimed);
 114 
 115   // Object allocation
 116   uintptr_t alloc_tlab(size_t size);
 117   uintptr_t alloc_object(size_t size);
 118   uintptr_t alloc_object_for_relocation(size_t size);
 119   void undo_alloc_object_for_relocation(uintptr_t addr, size_t size);
 120   bool is_alloc_stalled() const;
 121   void check_out_of_memory();
 122 

  83   size_t used_low() const;
  84   size_t used() const;
  85   size_t unused() const;
  86   size_t allocated() const;
  87   size_t reclaimed() const;
  88 
  89   size_t tlab_capacity() const;
  90   size_t tlab_used() const;
  91   size_t max_tlab_size() const;
  92   size_t unsafe_max_tlab_alloc() const;
  93 
  94   bool is_in(uintptr_t addr) const;
  95   uint32_t hash_oop(uintptr_t addr) const;
  96 
  97   // Threads
  98   uint nconcurrent_worker_threads() const;
  99   uint nconcurrent_no_boost_worker_threads() const;
 100   void set_boost_worker_threads(bool boost);
 101   void threads_do(ThreadClosure* tc) const;
 102 
 103   void run_task(AbstractGangTask* task);
 104   // Reference processing
 105   ReferenceDiscoverer* reference_discoverer();
 106   void set_soft_reference_policy(bool clear);
 107 
 108   // Non-strong reference processing
 109   void process_non_strong_references();
 110 
 111   // Page allocation
 112   ZPage* alloc_page(uint8_t type, size_t size, ZAllocationFlags flags);
 113   void undo_alloc_page(ZPage* page);
 114   void free_page(ZPage* page, bool reclaimed);
 115 
 116   // Object allocation
 117   uintptr_t alloc_tlab(size_t size);
 118   uintptr_t alloc_object(size_t size);
 119   uintptr_t alloc_object_for_relocation(size_t size);
 120   void undo_alloc_object_for_relocation(uintptr_t addr, size_t size);
 121   bool is_alloc_stalled() const;
 122   void check_out_of_memory();
 123