--- old/src/share/vm/opto/convertnode.hpp	2016-07-03 23:42:54.616532790 +0900
+++ new/src/share/vm/opto/convertnode.hpp	2016-07-03 23:42:54.479533359 +0900
@@ -34,7 +34,7 @@
 class Conv2BNode : public Node {
   public:
   Conv2BNode( Node *i ) : Node(0,i) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return TypeInt::BOOL; }
   virtual Node* Identity(PhaseGVN* phase);
   virtual const Type* Value(PhaseGVN* phase) const;
@@ -47,7 +47,7 @@
 class ConvD2FNode : public Node {
   public:
   ConvD2FNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return Type::FLOAT; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);
@@ -59,7 +59,7 @@
 class ConvD2INode : public Node {
   public:
   ConvD2INode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return TypeInt::INT; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);
@@ -72,7 +72,7 @@
 class ConvD2LNode : public Node {
   public:
   ConvD2LNode( Node *dbl ) : Node(0,dbl) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return TypeLong::LONG; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);
@@ -85,7 +85,7 @@
 class ConvF2DNode : public Node {
   public:
   ConvF2DNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return Type::DOUBLE; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual uint  ideal_reg() const { return Op_RegD; }
@@ -96,7 +96,7 @@
 class ConvF2INode : public Node {
   public:
   ConvF2INode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return TypeInt::INT; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);
@@ -109,7 +109,7 @@
 class ConvF2LNode : public Node {
   public:
   ConvF2LNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return TypeLong::LONG; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);
@@ -122,7 +122,7 @@
 class ConvI2DNode : public Node {
   public:
   ConvI2DNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return Type::DOUBLE; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual uint  ideal_reg() const { return Op_RegD; }
@@ -133,7 +133,7 @@
 class ConvI2FNode : public Node {
   public:
   ConvI2FNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return Type::FLOAT; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);
@@ -147,7 +147,7 @@
   ConvI2LNode(Node *in1, const TypeLong* t = TypeLong::INT)
   : TypeNode(t, 2)
   { init_req(1, in1); }
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
   virtual uint  ideal_reg() const { return Op_RegL; }
@@ -158,7 +158,7 @@
 class ConvL2DNode : public Node {
   public:
   ConvL2DNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return Type::DOUBLE; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual uint ideal_reg() const { return Op_RegD; }
@@ -169,7 +169,7 @@
 class ConvL2FNode : public Node {
   public:
   ConvL2FNode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return Type::FLOAT; }
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual uint  ideal_reg() const { return Op_RegF; }
@@ -180,7 +180,7 @@
 class ConvL2INode : public Node {
   public:
   ConvL2INode( Node *in1 ) : Node(0,in1) {}
-  virtual int Opcode() const;
+  virtual uint Opcode() const;
   virtual const Type *bottom_type() const { return TypeInt::INT; }
   virtual Node* Identity(PhaseGVN* phase);
   virtual const Type* Value(PhaseGVN* phase) const;
@@ -192,7 +192,7 @@
 class RoundFloatNode: public Node {
   public:
   RoundFloatNode(Node* c, Node *in1): Node(c, in1) {}
-  virtual int   Opcode() const;
+  virtual uint  Opcode() const;
   virtual const Type *bottom_type() const { return Type::FLOAT; }
   virtual uint  ideal_reg() const { return Op_RegF; }
   virtual Node* Identity(PhaseGVN* phase);
@@ -204,7 +204,7 @@
 class RoundDoubleNode: public Node {
   public:
   RoundDoubleNode(Node* c, Node *in1): Node(c, in1) {}
-  virtual int   Opcode() const;
+  virtual uint  Opcode() const;
   virtual const Type *bottom_type() const { return Type::DOUBLE; }
   virtual uint  ideal_reg() const { return Op_RegD; }
   virtual Node* Identity(PhaseGVN* phase);