[x64] Implement vmovd and vmovq AVX instructions.

src/x64/macro-assembler-x64.h

Index: src/x64/macro-assembler-x64.h
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index 7aa756cc77bee80081ed0d685cc39be75c91a22b..01a449f6098967094accb6d6edcdf8e8b29f82ed 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -899,6 +899,12 @@ class MacroAssembler: public Assembler {
   void Movsd(XMMRegister dst, const Operand& src);
   void Movsd(const Operand& dst, XMMRegister src);
 
+  void Movd(XMMRegister dst, Register src);
+  void Movd(XMMRegister dst, const Operand& src);
+  void Movd(Register dst, XMMRegister src);
+  void Movq(XMMRegister dst, Register src);
+  void Movq(Register dst, XMMRegister src);
+
   // Control Flow
   void Jump(Address destination, RelocInfo::Mode rmode);
   void Jump(ExternalReference ext);