[PATCH] D149071: [X86] LowerRotate: prefer unpack-based algorithm

[Ivan Chikish via Phabricator via llvm-commits]

Nekotekina created this revision.
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Splitting and improving from the https://reviews.llvm.org/D146357


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D149071

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/combine-rotates.ll
  llvm/test/CodeGen/X86/min-legal-vector-width.ll
  llvm/test/CodeGen/X86/omit-urem-of-power-of-two-or-zero-when-comparing-with-zero.ll
  llvm/test/CodeGen/X86/srem-seteq-vec-nonsplat.ll
  llvm/test/CodeGen/X86/urem-seteq-vec-nonsplat.ll
  llvm/test/CodeGen/X86/vector-fshl-rot-128.ll
  llvm/test/CodeGen/X86/vector-fshl-rot-256.ll
  llvm/test/CodeGen/X86/vector-fshl-rot-512.ll
  llvm/test/CodeGen/X86/vector-fshl-rot-sub128.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-128.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-256.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-512.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-sub128.ll
  llvm/test/CodeGen/X86/vector-rotate-128.ll
  llvm/test/CodeGen/X86/vector-rotate-256.ll
  llvm/test/CodeGen/X86/vector-rotate-512.ll

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