[PATCH] D60402: [PowerPC] Collapse RLDICL/RLDICR into RLDIC when possible

[Nemanja Ivanovic via Phabricator via llvm-commits]

nemanjai updated this revision to Diff 197748.
nemanjai marked 3 inline comments as done.
nemanjai added a comment.

Added a check for wrapping in the computation of the new shift amount and mask start bit.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D60402/new/

https://reviews.llvm.org/D60402

Files:
  lib/Target/PowerPC/PPCMIPeephole.cpp
  test/CodeGen/PowerPC/collapse-rotates.mir
  test/CodeGen/PowerPC/jump-tables-collapse-rotate.ll

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