[PATCH] D54783: [Power9] suboptimal vec_abs for some cases

[Kewen Lin via Phabricator via llvm-commits]

jedilyn updated this revision to Diff 178429.
jedilyn added a comment.

Addressed the comments of Jinsong and Hiroshi, will submit `VSELECT` related exploitation patch once this gets approved.
The irrelevant test case updates have been done by https://reviews.llvm.org/rL349325 and https://reviews.llvm.org/rL349329.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D54783/new/

https://reviews.llvm.org/D54783

Files:
  llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/lib/Target/PowerPC/PPCISelLowering.h
  llvm/lib/Target/PowerPC/PPCInstrVSX.td
  llvm/test/CodeGen/PowerPC/ppc64-P9-vabsd.ll
  llvm/test/CodeGen/PowerPC/pre-inc-disable.ll

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