src/hotspot/share/gc/z/zHeap.cpp

*** 33,52 ****
--- 33,54 ----
  #include "gc/z/zRelocationSet.inline.hpp"
  #include "gc/z/zRelocationSetSelector.inline.hpp"
  #include "gc/z/zResurrection.hpp"
  #include "gc/z/zStat.hpp"
  #include "gc/z/zThread.inline.hpp"
+ #include "gc/z/zTask.hpp"
  #include "gc/z/zVerify.hpp"
  #include "gc/z/zWorkers.inline.hpp"
  #include "logging/log.hpp"
  #include "memory/iterator.hpp"
  #include "memory/resourceArea.hpp"
  #include "runtime/handshake.hpp"
  #include "runtime/safepoint.hpp"
  #include "runtime/thread.hpp"
  #include "utilities/debug.hpp"
  
+ class ZTask;
  static const ZStatSampler ZSamplerHeapUsedBeforeMark("Memory", "Heap Used Before Mark", ZStatUnitBytes);
  static const ZStatSampler ZSamplerHeapUsedAfterMark("Memory", "Heap Used After Mark", ZStatUnitBytes);
  static const ZStatSampler ZSamplerHeapUsedBeforeRelocation("Memory", "Heap Used Before Relocation", ZStatUnitBytes);
  static const ZStatSampler ZSamplerHeapUsedAfterRelocation("Memory", "Heap Used After Relocation", ZStatUnitBytes);
  static const ZStatCounter ZCounterUndoPageAllocation("Memory", "Undo Page Allocation", ZStatUnitOpsPerSecond);
*** 204,213 ****
--- 206,237 ----
  
  void ZHeap::print_worker_threads_on(outputStream* st) const {
    _workers.print_threads_on(st);
  }
  
+ // A delegate class for AbstractGangTask to Ztask.
+ class DelegatedZAbstractGangTask : public ZTask {
+  private:
+   AbstractGangTask* _task;
+ 
+  public:
+   DelegatedZAbstractGangTask(AbstractGangTask* task) :
+       ZTask(task->name()),
+       _task(task) { }
+ 
+   virtual void work() {
+     _task->work(ZThread::worker_id());
+   }
+ };
+ 
+ Tickspan ZHeap::run_task(AbstractGangTask* task) {
+   Ticks start = Ticks::now();
+   DelegatedZAbstractGangTask dtask(task);
+   _workers.run_parallel(&dtask);
+   return Ticks::now() - start;
+ }
+ 
  void ZHeap::out_of_memory() {
    ResourceMark rm;
  
    ZStatInc(ZCounterOutOfMemory);
    log_info(gc)("Out Of Memory (%s)", Thread::current()->name());