--- old/src/hotspot/share/opto/arraycopynode.hpp	2018-10-25 10:48:19.343190365 +0200
+++ new/src/hotspot/share/opto/arraycopynode.hpp	2018-10-25 10:48:10.826172337 +0200
@@ -110,6 +110,9 @@
                         Node* ctl, Node *mem);
   static bool may_modify_helper(const TypeOopPtr *t_oop, Node* n, PhaseTransform *phase, CallNode*& call);
 
+  static Node* load(PhaseGVN *phase, Node*& ctl, MergeMemNode* mem, Node* addr, const TypePtr* adr_type, const Type *type, BasicType bt);
+  void store(PhaseGVN *phase, Node*& ctl, MergeMemNode* mem, Node* addr, const TypePtr* adr_type, Node* val, const Type *type, BasicType bt);
+
 public:
 
   enum {