--- old/src/hotspot/share/opto/memnode.hpp	2018-10-31 14:22:39.173955469 +0100
+++ new/src/hotspot/share/opto/memnode.hpp	2018-10-31 14:22:39.053955565 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -622,6 +622,21 @@
   virtual BasicType memory_type() const { return T_BYTE; }
 };
 
+// Store bit to memory
+class StoreZ0Node : public StoreBNode {
+public:
+  StoreZ0Node(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
+    : StoreBNode(c, mem, adr, at, val, mo) {}
+  virtual int Opcode() const;
+};
+
+class StoreZ1Node : public StoreBNode {
+public:
+  StoreZ1Node(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
+    : StoreBNode(c, mem, adr, at, val, mo) {}
+  virtual int Opcode() const;
+};
+
 //------------------------------StoreCNode-------------------------------------
 // Store char/short to memory
 class StoreCNode : public StoreNode {