[PATCH] D144303: [GlobalISel] Combine out-of-range shifts to undef

[Amara Emerson via Phabricator via llvm-commits]

aemerson created this revision.
aemerson added reviewers: arsenm, paquette, dzhidzhoev.
Herald added subscribers: kosarev, kerbowa, hiraditya, jvesely.
Herald added a project: All.
aemerson requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D144303

Files:
  llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
  llvm/include/llvm/Target/GlobalISel/Combine.td
  llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/combine-shifts-undef.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/combine-amdgpu-cvt-f32-ubyte.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/combine-ashr-narrow.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/combine-lshr-narrow.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/combine-shl-narrow.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/sext_inreg.ll

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