[PATCH] D140939: Transform AtomicRMW logic operations to BT{R|C|S} if only changing/testing a single bit.

[Noah Goldstein via Phabricator via llvm-commits]

goldstein.w.n updated this revision to Diff 486432.
goldstein.w.n added a comment.

Propegate BMI test removal


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140939/new/

https://reviews.llvm.org/D140939

Files:
  llvm/include/llvm/IR/IntrinsicsX86.td
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h
  llvm/lib/Target/X86/X86InstrCompiler.td
  llvm/test/CodeGen/X86/atomic-rm-bit-test.ll

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