[PATCH] D38710: AMDGPU: Fix failure to select branch with optnone

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
Herald added subscribers: t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, kzhuravl.

opt-bisect/optnone disable the AMDGPUUniformAnnotateValues pass.
The heuristic in the custom selector for brcond deferred the 
branch uniformity check to the pattern, which would fail.


https://reviews.llvm.org/D38710

Files:
  lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
  lib/Target/AMDGPU/SIInstrInfo.td
  lib/Target/AMDGPU/SOPInstructions.td
  test/CodeGen/AMDGPU/control-flow-opt-bisect.ll

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