src/share/vm/opto/memnode.hpp

@@ -1011,23 +1011,26 @@
   virtual int Opcode() const;
 };
 
 //------------------------------ClearArray-------------------------------------
 class ClearArrayNode: public Node {
+private:
+  bool _is_large;
 public:
-  ClearArrayNode( Node *ctrl, Node *arymem, Node *word_cnt, Node *base )
-    : Node(ctrl,arymem,word_cnt,base) {
+  ClearArrayNode( Node *ctrl, Node *arymem, Node *word_cnt, Node *base, bool is_large = false)
+    : Node(ctrl,arymem,word_cnt,base), _is_large(is_large) {
     init_class_id(Class_ClearArray);
   }
   virtual int         Opcode() const;
   virtual const Type *bottom_type() const { return Type::MEMORY; }
   // ClearArray modifies array elements, and so affects only the
   // array memory addressed by the bottom_type of its base address.
   virtual const class TypePtr *adr_type() const;
   virtual Node* Identity(PhaseGVN* phase);
   virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
   virtual uint match_edge(uint idx) const;
+  bool is_large() const { return _is_large; }
 
   // Clear the given area of an object or array.
   // The start offset must always be aligned mod BytesPerInt.
   // The end offset must always be aligned mod BytesPerLong.
   // Return the new memory.