[PATCH] D40554: [PowerPC] Fix bugs in sign-/zero-extension elimination

[Hiroshi Inoue via Phabricator via llvm-commits]

inouehrs updated this revision to Diff 164397.
inouehrs removed a reviewer: jtony.
inouehrs added a comment.

- rebased to the latest source (fix conflicts and update unit tests)


https://reviews.llvm.org/D40554

Files:
  lib/Target/PowerPC/PPCInstrInfo.cpp
  lib/Target/PowerPC/PPCInstrInfo.h
  lib/Target/PowerPC/PPCMIPeephole.cpp
  test/CodeGen/PowerPC/expand-isel.ll
  test/CodeGen/PowerPC/f128-truncateNconv.ll
  test/CodeGen/PowerPC/memCmpUsedInZeroEqualityComparison.ll
  test/CodeGen/PowerPC/ppc-ctr-dead-code.ll
  test/CodeGen/PowerPC/sext_elimination.mir

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