emitIAS for the couple of blend instructions.

src/assembler_ia32.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.
 //
 // Modified by the Subzero authors.
 //
 //===- subzero/src/assembler_ia32.h - Assembler for x86-32 ----------------===//
 //
 //                        The Subzero Code Generator
 //
@@ skipping 505 matching lines @@
   void divps(Type Ty, XmmRegister dst, XmmRegister src);
   void divps(Type Ty, XmmRegister dst, const Address &src);
   void mulps(Type Ty, XmmRegister dst, XmmRegister src);
   void mulps(Type Ty, XmmRegister dst, const Address &src);
   void minps(XmmRegister dst, XmmRegister src);
   void maxps(XmmRegister dst, XmmRegister src);
   void andps(XmmRegister dst, XmmRegister src);
   void andps(XmmRegister dst, const Address &src);
   void orps(XmmRegister dst, XmmRegister src);
 
+  void blendvps(Type Ty, XmmRegister dst, XmmRegister src);
+  void blendvps(Type Ty, XmmRegister dst, const Address &src);
+  void pblendvb(Type Ty, XmmRegister dst, XmmRegister src);
+  void pblendvb(Type Ty, XmmRegister dst, const Address &src);
+
   void cmpps(XmmRegister dst, XmmRegister src, CondX86::CmppsCond CmpCondition);
   void cmpps(XmmRegister dst, const Address &src,
              CondX86::CmppsCond CmpCondition);
 
   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);
@@ skipping 273 matching lines @@
 inline void AssemblerX86::EmitFixup(AssemblerFixup *fixup) {
   buffer_.EmitFixup(fixup);
 }
 
 inline void AssemblerX86::EmitOperandSizeOverride() { EmitUint8(0x66); }
 
 } // end of namespace x86
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ASSEMBLER_IA32_H_