--- a/hotspot/src/share/vm/runtime/deoptimization.cpp	Fri Jan 29 22:51:41 2010 -0800
+++ b/hotspot/src/share/vm/runtime/deoptimization.cpp	Mon Feb 01 19:29:46 2010 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright 1997-2009 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 1997-2010 Sun Microsystems, Inc.  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
@@ -235,6 +235,12 @@
   assert(cb->frame_size() >= 0, "Unexpected frame size");
   intptr_t* unpack_sp = stub_frame.sp() + cb->frame_size();
 
+  // If the deopt call site is a MethodHandle invoke call site we have
+  // to adjust the unpack_sp.
+  nmethod* deoptee_nm = deoptee.cb()->as_nmethod_or_null();
+  if (deoptee_nm != NULL && deoptee_nm->is_method_handle_return(deoptee.pc()))
+    unpack_sp = deoptee.unextended_sp();
+
 #ifdef ASSERT
   assert(cb->is_deoptimization_stub() || cb->is_uncommon_trap_stub(), "just checking");
   Events::log("fetch unroll sp " INTPTR_FORMAT, unpack_sp);