51 
  52   MemoryPool* _pools[max_num_pools];
  53   int         _num_pools;
  54 
  55   const char* _name;
  56 
  57 protected:
  58   volatile instanceOop _memory_mgr_obj;
  59 
  60 public:
  61   MemoryManager(const char* name);
  62 
  63   int num_memory_pools() const           { return _num_pools; }
  64   MemoryPool* get_memory_pool(int index) {
  65     assert(index >= 0 && index < _num_pools, "Invalid index");
  66     return _pools[index];
  67   }
  68 
  69   void add_pool(MemoryPool* pool);
  70 
  71   bool is_manager(instanceHandle mh)     { return mh() == _memory_mgr_obj; }
  72 
  73   virtual instanceOop get_memory_manager_instance(TRAPS);
  74   virtual bool is_gc_memory_manager()    { return false; }
  75 
  76   const char* name() const { return _name; }
  77 
  78   // GC support
  79   void oops_do(OopClosure* f);
  80 
  81   // Static factory methods to get a memory manager of a specific type
  82   static MemoryManager*   get_code_cache_memory_manager();
  83   static MemoryManager*   get_metaspace_memory_manager();
  84 };
  85 
  86 class GCStatInfo : public ResourceObj {
  87 private:
  88   size_t _index;
  89   jlong  _start_time;
  90   jlong  _end_time;
  91 

  51 
  52   MemoryPool* _pools[max_num_pools];
  53   int         _num_pools;
  54 
  55   const char* _name;
  56 
  57 protected:
  58   volatile instanceOop _memory_mgr_obj;
  59 
  60 public:
  61   MemoryManager(const char* name);
  62 
  63   int num_memory_pools() const           { return _num_pools; }
  64   MemoryPool* get_memory_pool(int index) {
  65     assert(index >= 0 && index < _num_pools, "Invalid index");
  66     return _pools[index];
  67   }
  68 
  69   void add_pool(MemoryPool* pool);
  70 
  71   bool is_manager(instanceHandle mh)     { return oopDesc::equals(mh(), _memory_mgr_obj); }
  72 
  73   virtual instanceOop get_memory_manager_instance(TRAPS);
  74   virtual bool is_gc_memory_manager()    { return false; }
  75 
  76   const char* name() const { return _name; }
  77 
  78   // GC support
  79   void oops_do(OopClosure* f);
  80 
  81   // Static factory methods to get a memory manager of a specific type
  82   static MemoryManager*   get_code_cache_memory_manager();
  83   static MemoryManager*   get_metaspace_memory_manager();
  84 };
  85 
  86 class GCStatInfo : public ResourceObj {
  87 private:
  88   size_t _index;
  89   jlong  _start_time;
  90   jlong  _end_time;
  91