--- a/hotspot/src/cpu/x86/vm/assembler_x86.hpp	Tue Oct 14 06:58:58 2008 -0700
+++ b/hotspot/src/cpu/x86/vm/assembler_x86.hpp	Tue Oct 14 15:10:26 2008 -0700
@@ -1055,6 +1055,11 @@
   void movdqa(XMMRegister dst, Address src);
   void movdqa(XMMRegister dst, XMMRegister src);
 
+  // Move Unaligned Double Quadword
+  void movdqu(Address     dst, XMMRegister src);
+  void movdqu(XMMRegister dst, Address src);
+  void movdqu(XMMRegister dst, XMMRegister src);
+
   void movl(Register dst, int32_t imm32);
   void movl(Address dst, int32_t imm32);
   void movl(Register dst, Register src);