[PATCH] D103659: [AMDGPU][GlobalISel] Try to use op_sel when selecting packed instructions

[Vang Thao via Phabricator via llvm-commits]

vangthao created this revision.
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Also look for per-component fnegs.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D103659

Files:
  llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.sdot2.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.sdot4.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.sdot8.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.udot2.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.udot4.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.udot8.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/op-sel.ll

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