[all-commits] [llvm/llvm-project] db096a: [AMDGPU] Remove SIWholeQuadMode pseudo wavemode op...

[Carl Ritson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: db096adba0f5d602587d0c90fb093cd12e706e5b
      https://github.com/llvm/llvm-project/commit/db096adba0f5d602587d0c90fb093cd12e706e5b
  Author: Carl Ritson <carl.ritson at amd.com>
  Date:   2024-06-12 (Wed, 12 Jun 2024)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
    M llvm/lib/Target/AMDGPU/SIInstructions.td
    M llvm/lib/Target/AMDGPU/SIPreAllocateWWMRegs.cpp
    M llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp
    M llvm/test/CodeGen/AMDGPU/wqm.ll

  Log Message:
  -----------
  [AMDGPU] Remove SIWholeQuadMode pseudo wavemode optimization (#94133)

This does not work correctly in divergent control flow. Can be replaced
with a later exec mask manipulation optimizer.

This reverts commit a3646ec1bc662e221c2a1d182987257c50958789.



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