--- old/src/hotspot/share/oops/access.inline.hpp	2019-09-26 16:22:12.177623838 +0200
+++ new/src/hotspot/share/oops/access.inline.hpp	2019-09-26 16:22:11.961620132 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2019, 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
@@ -199,6 +199,13 @@
   };
 
   template <class GCBarrierType, DecoratorSet decorators>
+  struct PostRuntimeDispatch<GCBarrierType, BARRIER_VALUE_COPY, decorators>: public AllStatic {
+    static void access_barrier(void* src, void* dst, ValueKlass* md) {
+      GCBarrierType::value_copy_in_heap(src, dst, md);
+    }
+  };
+
+  template <class GCBarrierType, DecoratorSet decorators>
   struct PostRuntimeDispatch<GCBarrierType, BARRIER_RESOLVE, decorators>: public AllStatic {
     static oop access_barrier(oop obj) {
       return GCBarrierType::resolve(obj);
@@ -354,6 +361,13 @@
   }
 
   template <DecoratorSet decorators, typename T>
+  void RuntimeDispatch<decorators, T, BARRIER_VALUE_COPY>::value_copy_init(void* src, void* dst, ValueKlass* md) {
+    func_t function = BarrierResolver<decorators, func_t, BARRIER_VALUE_COPY>::resolve_barrier();
+    _value_copy_func = function;
+    function(src, dst, md);
+  }
+
+  template <DecoratorSet decorators, typename T>
   oop RuntimeDispatch<decorators, T, BARRIER_RESOLVE>::resolve_init(oop obj) {
     func_t function = BarrierResolver<decorators, func_t, BARRIER_RESOLVE>::resolve_barrier();
     _resolve_func = function;