--- a/hotspot/src/cpu/x86/vm/assembler_x86.hpp	Fri Mar 27 13:47:33 2015 +0100
+++ b/hotspot/src/cpu/x86/vm/assembler_x86.hpp	Wed Apr 01 18:07:50 2015 -0700
@@ -1777,6 +1777,12 @@
   void vxorpd(XMMRegister dst, XMMRegister nds, Address src, bool vector256);
   void vxorps(XMMRegister dst, XMMRegister nds, Address src, bool vector256);
 
+  // Add horizontal packed integers
+  void vphaddw(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256);
+  void vphaddd(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256);
+  void phaddw(XMMRegister dst, XMMRegister src);
+  void phaddd(XMMRegister dst, XMMRegister src);
+
   // Add packed integers
   void paddb(XMMRegister dst, XMMRegister src);
   void paddw(XMMRegister dst, XMMRegister src);
@@ -1869,6 +1875,7 @@
   // Copy low 128bit into high 128bit of YMM registers.
   void vinsertf128h(XMMRegister dst, XMMRegister nds, XMMRegister src);
   void vinserti128h(XMMRegister dst, XMMRegister nds, XMMRegister src);
+  void vextractf128h(XMMRegister dst, XMMRegister src);
 
   // Load/store high 128bit of YMM registers which does not destroy other half.
   void vinsertf128h(XMMRegister dst, Address src);