[PATCH] D107631: [GlobalISel] Improve widening of cttz/cttz_zero_undef

[Jay Foad via Phabricator via llvm-commits]

foad created this revision.
foad added reviewers: arsenm, aditya_nandakumar, aemerson, Petar.Avramovic.
Herald added subscribers: kerbowa, hiraditya, rovka, nhaehnle, jvesely.
foad requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D107631

Files:
  llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/legalize-cttz-zero-undef.mir
  llvm/test/CodeGen/AArch64/GlobalISel/legalize-cttz.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-cttz-zero-undef.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-cttz.mir
  llvm/test/CodeGen/AMDGPU/cttz.ll
  llvm/test/CodeGen/AMDGPU/cttz_zero_undef.ll

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