src/share/vm/memory/modRefBarrierSet.hpp

rev 7807 : [mq]: bcast

*** 35,48 ****
  class Generation;
  
  class ModRefBarrierSet: public BarrierSet {
  public:
  
-   bool is_a(BarrierSet::Name bsn) {
-     return bsn == BarrierSet::ModRef;
-   }
- 
    // Barriers only on ref writes.
    bool has_read_ref_barrier() { return false; }
    bool has_read_prim_barrier() { return false; }
    bool has_write_ref_barrier() { return true; }
    bool has_write_prim_barrier() { return false; }
--- 35,44 ----
*** 58,68 ****
    void read_ref_field(void* field) {}
    void read_prim_field(HeapWord* field, size_t bytes) {}
  
  protected:
  
!   ModRefBarrierSet(BarrierSet::Name kind) : BarrierSet(kind) { }
    ~ModRefBarrierSet() { }
  
    virtual void write_ref_field_work(void* field, oop new_val, bool release = false) = 0;
  public:
    void write_prim_field(HeapWord* field, size_t bytes,
--- 54,65 ----
    void read_ref_field(void* field) {}
    void read_prim_field(HeapWord* field, size_t bytes) {}
  
  protected:
  
!   ModRefBarrierSet(const BarrierSet::FakeRtti& fake_rtti)
!     : BarrierSet(fake_rtti.add_tag(BarrierSet::ModRef)) { }
    ~ModRefBarrierSet() { }
  
    virtual void write_ref_field_work(void* field, oop new_val, bool release = false) = 0;
  public:
    void write_prim_field(HeapWord* field, size_t bytes,
*** 98,103 ****
--- 95,105 ----
    // The caller guarantees that "mr" contains no references.  (Perhaps it's
    // objects have been moved elsewhere.)
    virtual void clear(MemRegion mr) = 0;
  };
  
+ template<>
+ struct BarrierSet::GetName<ModRefBarrierSet> {
+   static const BarrierSet::Name value = BarrierSet::ModRef;
+ };
+ 
  #endif // SHARE_VM_MEMORY_MODREFBARRIERSET_HPP