[PATCH] D116801: [PowerPC] Avoid perfect shuffle when mask has multiple uses

[Qiu Chaofan via Phabricator via llvm-commits]

qiucf updated this revision to Diff 401508.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D116801/new/

https://reviews.llvm.org/D116801

Files:
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/test/CodeGen/PowerPC/perfect-shuffle.ll

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