src/hotspot/share/gc/g1/g1YoungGCPostEvacuateTasks.hpp

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#ifndef SHARE_GC_G1_G1YOUNGGCPOSTEVACUATETASKS_HPP
#define SHARE_GC_G1_G1YOUNGGCPOSTEVACUATETASKS_HPP

#include "gc/g1/g1BatchedTask.hpp"
#include "gc/g1/g1EvacFailure.hpp"

class FreeCSetStats;

class G1CollectedHeap;
class G1EvacFailureRegions;
class G1EvacInfo;
class G1ParScanThreadStateSet;

// First set of post evacuate collection set tasks containing ("s" means serial):
// - Merge PSS (s)
// - Recalculate Used (s)
// - Sample Collection Set Candidates (s)
// - Clear Card Table
// - Restore retained regions (on evacuation failure)
class G1PostEvacuateCollectionSetCleanupTask1 : public G1BatchedTask {
  class MergePssTask;
  class RecalculateUsedTask;
  class SampleCollectionSetCandidatesTask;
  class RestoreRetainedRegionsTask;

public:
  G1PostEvacuateCollectionSetCleanupTask1(G1ParScanThreadStateSet* per_thread_states,
                                          G1EvacFailureRegions* evac_failure_regions);
};

// Second set of post evacuate collection set tasks containing (s means serial):
// - Eagerly Reclaim Humongous Objects (s)
// - Update Derived Pointers (s)
// - Clear Retained Region Bitmaps (on evacuation failure)
// - Redirty Logged Cards
// - Restore Preserved Marks (on evacuation failure)
// - Free Collection Set
// - Resize TLABs
class G1PostEvacuateCollectionSetCleanupTask2 : public G1BatchedTask {
  class EagerlyReclaimHumongousObjectsTask;
#if COMPILER2_OR_JVMCI
  class UpdateDerivedPointersTask;
#endif

  class ClearRetainedRegionBitmaps;
  class RedirtyLoggedCardsTask;
  class RestorePreservedMarksTask;
  class FreeCollectionSetTask;
  class ResizeTLABsTask;

public:
  G1PostEvacuateCollectionSetCleanupTask2(G1ParScanThreadStateSet* per_thread_states,
                                          G1EvacInfo* evacuation_info,
                                          G1EvacFailureRegions* evac_failure_regions);
};

#endif // SHARE_GC_G1_G1YOUNGGCPOSTEVACUATETASKS_HPP