Add two argument SSE shuffle instructions

runtime/vm/assembler_x64.h

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_ASSEMBLER_X64_H_
 #define VM_ASSEMBLER_X64_H_
 
 #ifndef VM_ASSEMBLER_H_
 #error Do not include assembler_x64.h directly; use assembler.h instead.
 #endif
@@ skipping 413 matching lines @@
   void zerowps(XmmRegister dst);
   void cmppseq(XmmRegister dst, XmmRegister src);
   void cmppsneq(XmmRegister dst, XmmRegister src);
   void cmppslt(XmmRegister dst, XmmRegister src);
   void cmppsle(XmmRegister dst, XmmRegister src);
   void cmppsnlt(XmmRegister dst, XmmRegister src);
   void cmppsnle(XmmRegister dst, XmmRegister src);
   void sqrtps(XmmRegister dst);
   void rsqrtps(XmmRegister dst);
   void reciprocalps(XmmRegister dst);
+  void movhlps(XmmRegister dst, XmmRegister src);
+  void movlhps(XmmRegister dst, XmmRegister src);
+  void unpcklps(XmmRegister dst, XmmRegister src);
+  void unpckhps(XmmRegister dst, XmmRegister src);
+  void unpcklpd(XmmRegister dst, XmmRegister src);
+  void unpckhpd(XmmRegister dst, XmmRegister src);
 
   void set1ps(XmmRegister dst, Register tmp, const Immediate& imm);
   void shufps(XmmRegister dst, XmmRegister src, const Immediate& mask);
 
   void comisd(XmmRegister a, XmmRegister b);
   void cvtsi2sd(XmmRegister a, Register b);
   void cvttsd2siq(Register dst, XmmRegister src);
 
   void cvtss2sd(XmmRegister dst, XmmRegister src);
   void cvtsd2ss(XmmRegister dst, XmmRegister src);
@@ skipping 479 matching lines @@
 }
 
 
 inline void Assembler::EmitOperandSizeOverride() {
   EmitUint8(0x66);
 }
 
 }  // namespace dart
 
 #endif  // VM_ASSEMBLER_X64_H_