[all-commits] [llvm/llvm-project] 723112: AMDGPU: Handle folding vector splats of inline spl...

[Matt Arsenault via All-commits]

  Branch: refs/heads/users/arsenm/amdgpu/handle-split-folding-f64-inline-constants
  Home:   https://github.com/llvm/llvm-project
  Commit: 723112e7e8b767035cf8a31f63a1cfe6e3c331a1
      https://github.com/llvm/llvm-project/commit/723112e7e8b767035cf8a31f63a1cfe6e3c331a1
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2025-06-25 (Wed, 25 Jun 2025)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.mfma.gfx90a.ll

  Log Message:
  -----------
  AMDGPU: Handle folding vector splats of inline split f64 inline immediates

Recognize a reg_sequence with 32-bit elements that produce a 64-bit
splat value. This enables folding f64 constants into mfma operands



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