229   //  see entries visible at the start of a collection pause.

   229   //  see entries visible at the start of a collection pause.

   230   //  All other operations are done using the _next hash table.

   230   //  All other operations are done using the _next hash table.

   231   RSHashTable* _cur;

   231   RSHashTable* _cur;

   232   RSHashTable* _next;

   232   RSHashTable* _next;

   233 

   233 

   236   enum SomeAdditionalPrivateConstants {

   234   enum SomeAdditionalPrivateConstants {

   237     InitialCapacity = 16

   235     InitialCapacity = 16

   238   };

   236   };

   239 

   237 

   240   void expand();

   238   void expand();

   252   bool should_be_on_expanded_list();

   250   bool should_be_on_expanded_list();

   253 

   251 

   254   static SparsePRT* volatile _head_expanded_list;

   252   static SparsePRT* volatile _head_expanded_list;

   255 

   253 

   256 public:

   254 public:

   258 

   256 

   259   ~SparsePRT();

   257   ~SparsePRT();

   260 

   258 

   261   size_t occupied() const { return _next->occupied_cards(); }

   259   size_t occupied() const { return _next->occupied_cards(); }

   262   size_t mem_size() const;

   260   size_t mem_size() const;