[PATCH] D22198: AMDGPU: Do not clobber SCC in SIWholeQuadMode

[Nicolai Hähnle via llvm-commits]

nhaehnle updated this revision to Diff 65495.
nhaehnle marked 3 inline comments as done.
nhaehnle added a comment.

- rebase
- use COPY from/to SCC for save
- separate removeRegUnit into its own patch


https://reviews.llvm.org/D22198

Files:
  lib/Target/AMDGPU/SIInstrInfo.cpp
  lib/Target/AMDGPU/SIWholeQuadMode.cpp
  test/CodeGen/AMDGPU/wqm.ll

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