--- a/hotspot/src/cpu/x86/vm/stubRoutines_x86_64.hpp	Tue Oct 23 13:06:37 2012 -0700
+++ b/hotspot/src/cpu/x86/vm/stubRoutines_x86_64.hpp	Wed Oct 24 14:33:22 2012 -0700
@@ -54,6 +54,8 @@
   static address _double_sign_mask;
   static address _double_sign_flip;
   static address _mxcsr_std;
+  // shuffle mask for fixing up 128-bit words consisting of big-endian 32-bit integers
+  static address _key_shuffle_mask_addr;
 
  public:
 
@@ -116,6 +118,9 @@
   {
     return _mxcsr_std;
   }
+
+  static address key_shuffle_mask_addr()                     { return _key_shuffle_mask_addr; }
+
 };
 
 #endif // CPU_X86_VM_STUBROUTINES_X86_64_HPP