[PATCH] D76847: [Target][ARM] Replace re-uses of old VPR values with VPNOTs

Pierre van Houtryve via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon May 11 06:24:21 PDT 2020


Pierre-vh updated this revision to Diff 263153.
Pierre-vh marked 7 inline comments as done.
Pierre-vh added a comment.

- Minor refactoring of the patch
- The pass is no longer limited to VCMPs for VCCRValue, it can now use any instruction that writes to VPR (e.g. VMSR)
- The pass no longer replaces VPNOT with copies - it just removes the VPNOT and replaces all of its uses.
- Other minor fixes


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D76847/new/

https://reviews.llvm.org/D76847

Files:
  llvm/lib/Target/ARM/MVEVPTOptimisationsPass.cpp
  llvm/test/CodeGen/Thumb2/mve-pred-not.ll
  llvm/test/CodeGen/Thumb2/mve-vpt-blocks.ll
  llvm/test/CodeGen/Thumb2/mve-vpt-optimisations.mir

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