[PATCH] D88120: [GlobalISel] Add artifact combine for trunc(concat_vectors(a, ...) -> concat_vectors(trunc(a), ...)

[Amara Emerson via Phabricator via llvm-commits]

aemerson created this revision.
aemerson added reviewers: arsenm, paquette, aditya_nandakumar, volkan.
aemerson added a project: LLVM.
Herald added subscribers: kerbowa, rovka, nhaehnle, jvesely.
aemerson requested review of this revision.
Herald added a subscriber: wdng.

This makes the large G_CONCAT_VECTORS easier to handle.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D88120

Files:
  llvm/include/llvm/CodeGen/GlobalISel/LegalizationArtifactCombiner.h
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-constant.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-flat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-global.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-local.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-private.mir

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