src/share/vm/gc_implementation/g1/g1CollectorPolicy.hpp

*** 134,145 ****
--- 134,153 ----
    uint _max_desired_young_length;
    bool _adaptive_size;
    uint calculate_default_min_length(uint new_number_of_heap_regions);
    uint calculate_default_max_length(uint new_number_of_heap_regions);
  
+   // Update the given values for minimum and maximum young gen length in regions
+   // given the number of heap regions depending on the kind of sizing algorithm.
+   void recalculate_min_max_young_length(uint number_of_heap_regions, uint* min_young_length, uint* max_young_length);
+ 
  public:
    G1YoungGenSizer();
+   // Calculate the maximum length of the young gen given the number of regions
+   // depending on the sizing algorithm.
+   uint max_young_length(uint number_of_heap_regions);
+ 
    void heap_size_changed(uint new_number_of_heap_regions);
    uint min_desired_young_length() {
      return _min_desired_young_length;
    }
    uint max_desired_young_length() {
*** 163,179 ****
      NumPrevPausesForHeuristics = 10
    };
  
    G1MMUTracker* _mmu_tracker;
  
    void initialize_flags();
  
-   void initialize_all() {
-     initialize_flags();
-     initialize_size_info();
-   }
- 
    CollectionSetChooser* _collectionSetChooser;
  
    double _full_collection_start_sec;
    uint   _cur_collection_pause_used_regions_at_start;
  
--- 171,183 ----
      NumPrevPausesForHeuristics = 10
    };
  
    G1MMUTracker* _mmu_tracker;
  
+   void initialize_alignments();
    void initialize_flags();
  
    CollectionSetChooser* _collectionSetChooser;
  
    double _full_collection_start_sec;
    uint   _cur_collection_pause_used_regions_at_start;
  
*** 929,938 ****
--- 933,943 ----
    void update_max_gc_locker_expansion();
  
    // Calculates survivor space parameters.
    void update_survivors_policy();
  
+   virtual void post_heap_initialize();
  };
  
  // This should move to some place more general...
  
  // If we have "n" measurements, and we've kept track of their "sum" and the