[PATCH] [X86] tranform insertps to blendps when possible for better performance

[Sanjay Patel]

Abandoning:
Attempting to address the FIXME in http://reviews.llvm.org/D8332. 
Patching the C header files to generate more generic shuffles is also underway.


http://reviews.llvm.org/D7866

EMAIL PREFERENCES
  http://reviews.llvm.org/settings/panel/emailpreferences/