[all-commits] [llvm/llvm-project] 6594e8: [AMDGPU] Reject DPP combine when old is narrower t...

[Arseniy Obolenskiy via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6594e8248e7d9dae26b7909d8c5eec4784d55000
      https://github.com/llvm/llvm-project/commit/6594e8248e7d9dae26b7909d8c5eec4784d55000
  Author: Arseniy Obolenskiy <arseniy.obolenskiy at amd.com>
  Date:   2026-09-10 (Thu, 10 Sep 2026)

  Changed paths:
    M llvm/lib/Target/AMDGPU/GCNDPPCombine.cpp
    M llvm/test/CodeGen/AMDGPU/dpp_combine_gfx11.mir

  Log Message:
  -----------
  [AMDGPU] Reject DPP combine when old is narrower than dst (#217894)

Old is copied from the mov dst class, but the combined dst can be wider
(e.g. V_CVT_F64_I32), making old illegal for it



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