[PATCH] D49641: AMDGPU/R600: Add MOV instructions to BFE patterns

[Jan Vesely via Phabricator via llvm-commits]

jvesely created this revision.
jvesely added a reviewer: arsenm.
Herald added subscribers: llvm-commits, t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, kzhuravl.

R600 can't handle immediates for BFE, the movs will be eliminated later.
Fixes powr/pow regressions n r600 since r334817.


Repository:
  rL LLVM

https://reviews.llvm.org/D49641

Files:
  lib/Target/AMDGPU/AMDGPUInstructions.td
  test/CodeGen/AMDGPU/extract-lowbits.ll

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