[PATCH] D48025: [PowerPC] avoid masking already-zero bits in BitPermutationSelector

[Hiroshi Inoue via Phabricator via llvm-commits]

inouehrs updated this revision to Diff 154592.
inouehrs added a comment.

- rebase to the latest
- make the test cases more strict


https://reviews.llvm.org/D48025

Files:
  lib/Target/PowerPC/PPCISelDAGToDAG.cpp
  test/CodeGen/PowerPC/addi-offset-fold.ll
  test/CodeGen/PowerPC/bitfieldinsert.ll
  test/CodeGen/PowerPC/ppc64le-aggregates.ll
  test/CodeGen/PowerPC/rlwimi-dyn-and.ll

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