--- /dev/null	2015-10-06 23:29:51.451421828 +0200
+++ new/src/share/vm/gc/shenandoah/shenandoahRuntime.hpp	2015-10-08 22:16:11.841726657 +0200
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2014, 2015, Red Hat, Inc. and/or its affiliates.
+ *
+ * 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.
+ *
+ */
+
+#ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHRUNTIME_HPP
+#define SHARE_VM_GC_SHENANDOAH_SHENANDOAHRUNTIME_HPP
+
+#include "oops/oop.hpp"
+
+class ShenandoahRuntime : AllStatic {
+public:
+  static bool compare_and_swap_object(HeapWord* adr, oopDesc* newval, oopDesc* expected);
+};
+#endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHRUNTIME_HPP