[PATCH] D105889: [AArch64][SVE] Break false dependencies for inactive lanes of unary operations

Bradley Smith via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 22 08:06:01 PDT 2021


bsmith updated this revision to Diff 360817.
bsmith marked 4 inline comments as done.
bsmith added a comment.

- Rename `ConstructiveUnaryPassthru` to `DestructiveUnaryPassthru`
- Alter/Simplfy pseudo expand to treat the source register as the data operand
- Reduce number of tests to only cover each pattern once
- Add comments clarifying what the tests are checking


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105889/new/

https://reviews.llvm.org/D105889

Files:
  llvm/lib/Target/AArch64/AArch64ExpandPseudoInsts.cpp
  llvm/lib/Target/AArch64/AArch64InstrFormats.td
  llvm/lib/Target/AArch64/AArch64InstrInfo.h
  llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
  llvm/lib/Target/AArch64/SVEInstrFormats.td
  llvm/test/CodeGen/AArch64/sve-forward-st-to-ld.ll
  llvm/test/CodeGen/AArch64/sve-gather-scatter-dag-combine.ll
  llvm/test/CodeGen/AArch64/sve-masked-gather-legalize.ll
  llvm/test/CodeGen/AArch64/sve-unary-movprfx.ll
  llvm/test/CodeGen/AArch64/sve2-unary-movprfx.ll

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