--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/graal/graalVMToInterpreter.hpp	Tue Jul 03 16:56:40 2012 +0200
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2012, 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 "memory/allocation.hpp"
+#include "oops/oop.hpp"
+#include "runtime/handles.hpp"
+#include "runtime/thread.hpp"
+#include "classfile/javaClasses.hpp"
+#include "runtime/jniHandles.hpp"
+#include "runtime/javaCalls.hpp"
+
+#ifdef HIGH_LEVEL_INTERPRETER
+#ifndef SHARE_VM_GRAAL_GRAAL_VM_TO_INTERPRETER_HPP
+#define SHARE_VM_GRAAL_GRAAL_VM_TO_INTERPRETER_HPP
+
+class VMToInterpreter : public AllStatic {
+
+private:
+  static jobject _interpreterPermObject;
+  static jobject _interpreterPermKlass;
+
+  static Handle interpreter_instance();
+  static KlassHandle interpreter_klass();
+  static void unbox_primitive(JavaValue* boxed, JavaValue* result);
+
+public:
+  static bool allocate_interpreter(const char* interpreter_class_name, const char* interpreter_arguments, TRAPS);
+ 
+  // invokes the interpreter method execute(ResolvedJavaMethod method, Object... arguments)
+  static void execute(JavaValue* result, methodHandle* m, JavaCallArguments* args, BasicType expected_result_type, TRAPS);
+};
+
+#endif // SHARE_VM_GRAAL_GRAAL_VM_TO_INTERPRETER_HPP
+#endif // HIGH_LEVEL_INTERPRETER