src/share/vm/memory/modRefBarrierSet.hpp

rev 7807 : [mq]: bcast

@@ -35,14 +35,10 @@
 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; }

@@ -58,11 +54,12 @@
   void read_ref_field(void* field) {}
   void read_prim_field(HeapWord* field, size_t bytes) {}
 
 protected:
 
-  ModRefBarrierSet(BarrierSet::Name kind) : BarrierSet(kind) { }
+  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,

@@ -98,6 +95,11 @@
   // 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