[PATCH] D79391: [DSE] Remove noop stores in MSSA.

[Zoe Carver via Phabricator via llvm-commits]

zoecarver updated this revision to Diff 265881.
zoecarver added a comment.

Update based on review:

- Fix performance issues.
- Factor into its own function.
- Add comments.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D79391/new/

https://reviews.llvm.org/D79391

Files:
  llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
  llvm/test/Transforms/DeadStoreElimination/MSSA/atomic.ll
  llvm/test/Transforms/DeadStoreElimination/MSSA/simple.ll

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