src/share/vm/gc/shenandoah/vm_operations_shenandoah.hpp

rev 13387 : [mq]: parallel_sp_cleaning.patch

*** 40,50 ****
  
  class VM_ShenandoahOperation : public VM_Operation {
  protected:
    uint         _gc_id;
  public:
!   VM_ShenandoahOperation() : _gc_id(GCId::current()) {};
  };
  
  class VM_ShenandoahReferenceOperation : public VM_ShenandoahOperation {
  public:
    VM_ShenandoahReferenceOperation() : VM_ShenandoahOperation() {};
--- 40,53 ----
  
  class VM_ShenandoahOperation : public VM_Operation {
  protected:
    uint         _gc_id;
  public:
!   bool _safepoint_cleanup_done;
!   VM_ShenandoahOperation() : _gc_id(GCId::current()), _safepoint_cleanup_done(false) {};
!   virtual bool deflates_idle_monitors() { return ShenandoahMergeSafepointCleanup && ! _safepoint_cleanup_done; }
!   virtual bool marks_nmethods() { return ShenandoahMergeSafepointCleanup && ! _safepoint_cleanup_done; }
  };
  
  class VM_ShenandoahReferenceOperation : public VM_ShenandoahOperation {
  public:
    VM_ShenandoahReferenceOperation() : VM_ShenandoahOperation() {};
*** 90,99 ****
--- 93,105 ----
  public:
    VM_ShenandoahInitUpdateRefs() : VM_ShenandoahOperation() {};
    VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahInitUpdateRefs; }
    const char* name()             const { return "Shenandoah Init Update References"; }
    virtual void doit();
+   // This is the only Shenandoah VM_Op that cannot take over deflation and nmethod marking.
+   bool deflates_idle_monitors() { return false; }
+   bool marks_nmethods() { return false; }
  };
  
  class VM_ShenandoahFinalUpdateRefs: public VM_ShenandoahOperation {
  public:
    VM_ShenandoahFinalUpdateRefs() : VM_ShenandoahOperation() {};
*** 106,113 ****
--- 112,122 ----
  public:
    VM_ShenandoahVerifyHeapAfterEvacuation() : VM_ShenandoahOperation() {};
    VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahVerifyHeapAfterEvacuation; }
    const char* name()             const { return "Shenandoah verify heap after evacuation"; }
    virtual void doit();
+   // We don't care about that here.
+   bool deflates_idle_monitors() { return false; }
+   bool marks_nmethods() { return false; }
  };
  
  #endif //SHARE_VM_GC_SHENANDOAH_VM_OPERATIONS_SHENANDOAH_HPP