src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp

rev 4773 : 8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>

*** 44,53 ****
--- 44,55 ----
  class GCTaskManager;
  class GCTaskQueue;
  class PreGCValues;
  class MoveAndUpdateClosure;
  class RefProcTaskExecutor;
+ class ParallelOldTracer;
+ class STWGCTimer;
  
  // The SplitInfo class holds the information needed to 'split' a source region
  // so that the live data can be copied to two destination *spaces*.  Normally,
  // all the live data in a region is copied to a single destination space (e.g.,
  // everything live in a region in eden is copied entirely into the old gen).
*** 828,837 ****
--- 830,841 ----
    friend class FollowKlassClosure;
    friend class InstanceClassLoaderKlass;
    friend class RefProcTaskProxy;
  
   private:
+   static STWGCTimer           _gc_timer;
+   static ParallelOldTracer    _gc_tracer;
    static elapsedTimer         _accumulated_time;
    static unsigned int         _total_invocations;
    static unsigned int         _maximum_compaction_gc_num;
    static jlong                _time_of_last_gc;   // ms
    static CollectorCounters*   _counters;
*** 871,881 ****
    static void pre_compact(PreGCValues* pre_gc_values);
    static void post_compact();
  
    // Mark live objects
    static void marking_phase(ParCompactionManager* cm,
!                             bool maximum_heap_compaction);
  
    template <class T>
    static inline void follow_root(ParCompactionManager* cm, T* p);
  
    // Compute the dense prefix for the designated space.  This is an experimental
--- 875,886 ----
    static void pre_compact(PreGCValues* pre_gc_values);
    static void post_compact();
  
    // Mark live objects
    static void marking_phase(ParCompactionManager* cm,
!                             bool maximum_heap_compaction,
!                             ParallelOldTracer *gc_tracer);
  
    template <class T>
    static inline void follow_root(ParCompactionManager* cm, T* p);
  
    // Compute the dense prefix for the designated space.  This is an experimental
*** 1135,1144 ****
--- 1140,1151 ----
    static ParallelCompactData& summary_data() { return _summary_data; }
  
    // Reference Processing
    static ReferenceProcessor* const ref_processor() { return _ref_processor; }
  
+   static STWGCTimer* gc_timer() { return &_gc_timer; }
+ 
    // Return the SpaceId for the given address.
    static SpaceId space_id(HeapWord* addr);
  
    // Time since last full gc (in milliseconds).
    static jlong millis_since_last_gc();