*** old/src/share/vm/memory/collectorPolicy.hpp	Fri Oct 17 15:34:50 2014
--- new/src/share/vm/memory/collectorPolicy.hpp	Fri Oct 17 15:34:50 2014

*** 214,224 ****
--- 214,225 ----
      }
    }
  };
  
  class GenCollectorPolicy : public CollectorPolicy {
!   friend class TestGenCollectorPolicy;
+   friend class VMStructs;
   protected:
    size_t _min_young_size;
    size_t _initial_young_size;
    size_t _max_young_size;
    size_t _min_old_size;

*** 227,237 ****
--- 228,239 ----
  
    // _gen_alignment and _space_alignment will have the same value most of the
    // time. When using large pages they can differ.
    size_t _gen_alignment;
  
!   GenerationSpec **_generations;
!   GenerationSpec* _young_gen_spec;
+   GenerationSpec* _old_gen_spec;
  
    // Return true if an allocation should be attempted in the older generation
    // if it fails in the younger generation.  Return false, otherwise.
    virtual bool should_try_older_generation_allocation(size_t word_size) const;
  

*** 267,279 ****
--- 269,286 ----
    size_t initial_old_size()   { return _initial_old_size; }
    size_t max_old_size()       { return _max_old_size; }
  
    int number_of_generations() { return 2; }
  
!   virtual GenerationSpec **generations() {
!     assert(_generations != NULL, "Sanity check");
!     return _generations;
!   virtual GenerationSpec* young_gen_spec() const {
!     assert(_young_gen_spec != NULL, "Sanity check");
!     return _young_gen_spec;
+   }
+ 
+   virtual GenerationSpec* old_gen_spec() const {
+     assert(_old_gen_spec != NULL, "Sanity check");
+     return _old_gen_spec;
    }
  
    virtual GenCollectorPolicy* as_generation_policy() { return this; }
  
    virtual void initialize_generations() { };