[PATCH] D141277: [InstCombine] Don't optimize idempotent `atomicrmw <op>, 0` into `load atomic`

[Quentin Colombet via Phabricator via llvm-commits]

qcolombet updated this revision to Diff 490384.
qcolombet added a comment.

Rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D141277/new/

https://reviews.llvm.org/D141277

Files:
  llvm/lib/Transforms/InstCombine/InstCombineAtomicRMW.cpp
  llvm/test/Transforms/InstCombine/atomicrmw.ll

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