--- a/src/hotspot/cpu/x86/frame_x86.hpp	Wed Mar 21 17:09:34 2018 -0400
+++ b/src/hotspot/cpu/x86/frame_x86.hpp	Wed Mar 21 19:45:24 2018 -0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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
@@ -154,4 +154,6 @@
   // deoptimization support
   void interpreter_frame_set_last_sp(intptr_t* sp);
 
+  static jint interpreter_frame_expression_stack_direction() { return -1; }
+
 #endif // CPU_X86_VM_FRAME_X86_HPP