Karthik Bhat e239724d12 Select lower sub,abs pattern to sabd on AArch64
This patch lowers patterns such as-
  sub	v0.4s, v0.4s, v1.4s
  abs	v0.4s, v0.4s
to
  sabd	v0.4s, v0.4s, v1.4s
on AArch64.

Review: http://reviews.llvm.org/D6781



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225165 91177308-0d34-0410-b5e6-96231b3b80d8
2015-01-05 13:11:07 +00:00
..
2014-08-20 10:40:20 +00:00