[PATCH] D26717: AMDGPU: Enable ConstrainCopy DAG mutation

[Matt Arsenault via llvm-commits]

arsenm created this revision.
arsenm added a subscriber: llvm-commits.
Herald added a reviewer: tstellarAMD.
Herald added subscribers: tony-tye, yaxunl, nhaehnle, wdng, kzhuravl.

This fixes a probably unintended divergence from the default scheduler behavior


https://reviews.llvm.org/D26717

Files:
  lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
  test/CodeGen/AMDGPU/kernel-args.ll
  test/CodeGen/AMDGPU/or.ll
  test/CodeGen/AMDGPU/sad.ll
  test/CodeGen/AMDGPU/select-vectors.ll
  test/CodeGen/AMDGPU/trunc.ll
  test/CodeGen/AMDGPU/xor.ll

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