[PATCH] D109065: [X86] combineX86ShufflesRecursively(): call SimplifyMultipleUseDemandedVectorElts() on after finishing recursing

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Sep 1 08:01:10 PDT 2021


lebedev.ri created this revision.
lebedev.ri added reviewers: RKSimon, craig.topper, spatel.
lebedev.ri added a project: LLVM.
Herald added subscribers: pengfei, hiraditya.
lebedev.ri requested review of this revision.

This was suggested in https://reviews.llvm.org/D108382#inline-1039018,
maybe hopefully this will help avoid regressions in that patch.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D109065

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/insertelement-ones.ll
  llvm/test/CodeGen/X86/oddshuffles.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i16-stride-5.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i16-stride-6.ll
  llvm/test/CodeGen/X86/vector-shuffle-combining-avx.ll
  llvm/test/CodeGen/X86/vselect.ll
  llvm/test/CodeGen/X86/x86-interleaved-access.ll

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