src/share/vm/runtime/sweeper.hpp

rev 5685 : 8028128: Add a type safe alternative for working with counter based data
Reviewed-by:

*** 23,32 ****
--- 23,33 ----
   */
  
  #ifndef SHARE_VM_RUNTIME_SWEEPER_HPP
  #define SHARE_VM_RUNTIME_SWEEPER_HPP
  
+ #include "utilities/ticks.hpp"
  // An NmethodSweeper is an incremental cleaner for:
  //    - cleanup inline caches
  //    - reclamation of nmethods
  // Removing nmethods from the code cache includes two operations
  //  1) mark active nmethods
*** 69,82 ****
                                                    //   1) alive       -> not_entrant
                                                    //   2) not_entrant -> zombie
                                                    //   3) zombie      -> marked_for_reclamation
    // Stat counters
    static int       _total_nof_methods_reclaimed;  // Accumulated nof methods flushed
!   static jlong     _total_time_sweeping;          // Accumulated time sweeping
!   static jlong     _total_time_this_sweep;        // Total time this sweep
!   static jlong     _peak_sweep_time;              // Peak time for a full sweep
!   static jlong     _peak_sweep_fraction_time;     // Peak time sweeping one fraction
  
    static int  process_nmethod(nmethod *nm);
    static void release_nmethod(nmethod* nm);
  
    static bool sweep_in_progress();
--- 70,83 ----
                                                    //   1) alive       -> not_entrant
                                                    //   2) not_entrant -> zombie
                                                    //   3) zombie      -> marked_for_reclamation
    // Stat counters
    static int       _total_nof_methods_reclaimed;  // Accumulated nof methods flushed
!   static Tickspan  _total_time_sweeping;          // Accumulated time sweeping
!   static Tickspan  _total_time_this_sweep;        // Total time this sweep
!   static Tickspan  _peak_sweep_time;              // Peak time for a full sweep
!   static Tickspan  _peak_sweep_fraction_time;     // Peak time sweeping one fraction
  
    static int  process_nmethod(nmethod *nm);
    static void release_nmethod(nmethod* nm);
  
    static bool sweep_in_progress();
*** 85,97 ****
    static int _hotness_counter_reset_val;
  
   public:
    static long traversal_count()              { return _traversals; }
    static int  total_nof_methods_reclaimed()  { return _total_nof_methods_reclaimed; }
!   static jlong total_time_sweeping()         { return _total_time_sweeping; }
!   static jlong peak_sweep_time()             { return _peak_sweep_time; }
!   static jlong peak_sweep_fraction_time()    { return _peak_sweep_fraction_time; }
    static void log_sweep(const char* msg, const char* format = NULL, ...);
  
  
  #ifdef ASSERT
    static bool is_sweeping(nmethod* which) { return _current == which; }
--- 86,98 ----
    static int _hotness_counter_reset_val;
  
   public:
    static long traversal_count()              { return _traversals; }
    static int  total_nof_methods_reclaimed()  { return _total_nof_methods_reclaimed; }
!   static const Tickspan total_time_sweeping()      { return _total_time_sweeping; }
!   static const Tickspan peak_sweep_time()          { return _peak_sweep_time; }
!   static const Tickspan peak_sweep_fraction_time() { return _peak_sweep_fraction_time; }
    static void log_sweep(const char* msg, const char* format = NULL, ...);
  
  
  #ifdef ASSERT
    static bool is_sweeping(nmethod* which) { return _current == which; }