--- /dev/null	2018-04-03 12:55:20.301839954 +0200
+++ new/src/hotspot/share/gc/z/zBarrierSetRuntime.cpp	2018-06-01 22:30:24.094168003 +0200
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#include "precompiled.hpp"
+#include "gc/z/zBarrier.inline.hpp"
+#include "gc/z/zBarrierSetRuntime.hpp"
+#include "runtime/interfaceSupport.inline.hpp"
+
+JRT_LEAF(oopDesc*, ZBarrierSetRuntime::load_barrier_on_oop_field_preloaded(oopDesc* o, oop* p))
+  return ZBarrier::load_barrier_on_oop_field_preloaded(p, o);
+JRT_END
+
+JRT_LEAF(oopDesc*, ZBarrierSetRuntime::load_barrier_on_weak_oop_field_preloaded(oopDesc* o, oop* p))
+  return ZBarrier::load_barrier_on_weak_oop_field_preloaded(p, o);
+JRT_END
+
+JRT_LEAF(oopDesc*, ZBarrierSetRuntime::load_barrier_on_phantom_oop_field_preloaded(oopDesc* o, oop* p))
+  return ZBarrier::load_barrier_on_phantom_oop_field_preloaded(p, o);
+JRT_END
+
+JRT_LEAF(void, ZBarrierSetRuntime::load_barrier_on_oop_array(oop* p, size_t length))
+  ZBarrier::load_barrier_on_oop_array(p, length);
+JRT_END
+
+address ZBarrierSetRuntime::load_barrier_on_oop_field_preloaded_addr(DecoratorSet decorators) {
+  if (decorators & ON_PHANTOM_OOP_REF) {
+    return load_barrier_on_phantom_oop_field_preloaded_addr();
+  } else if (decorators & ON_WEAK_OOP_REF) {
+    return load_barrier_on_weak_oop_field_preloaded_addr();
+  } else {
+    return load_barrier_on_oop_field_preloaded_addr();
+  }
+}
+
+address ZBarrierSetRuntime::load_barrier_on_oop_field_preloaded_addr() {
+  return reinterpret_cast<address>(load_barrier_on_oop_field_preloaded);
+}
+
+address ZBarrierSetRuntime::load_barrier_on_weak_oop_field_preloaded_addr() {
+  return reinterpret_cast<address>(load_barrier_on_weak_oop_field_preloaded);
+}
+
+address ZBarrierSetRuntime::load_barrier_on_phantom_oop_field_preloaded_addr() {
+  return reinterpret_cast<address>(load_barrier_on_phantom_oop_field_preloaded);
+}
+
+address ZBarrierSetRuntime::load_barrier_on_oop_array_addr() {
+  return reinterpret_cast<address>(load_barrier_on_oop_array);
+}