[PATCH] D49499: [X86] Prefer unpckhpd over movhlps in isel for fake unary cases

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon accepted this revision.
RKSimon added a comment.
This revision is now accepted and ready to land.

LGTM - in the medium term, further improving the domain switching would make sense. Once those are in place we can then prefer movhlps in all cases for the code size saving.


Repository:
  rL LLVM

https://reviews.llvm.org/D49499