[all-commits] [llvm/llvm-project] 4967bc: [DAGCombiner] Remove NoSignedZerosFPMath in visitF...

[paperchalice via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4967bc17dfbfdd6fe38b4444a2e9379c6474ce55
      https://github.com/llvm/llvm-project/commit/4967bc17dfbfdd6fe38b4444a2e9379c6474ce55
  Author: paperchalice <liujunchang97 at outlook.com>
  Date:   2025-10-08 (Wed, 08 Oct 2025)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/AMDGPU/fsub.ll
    M llvm/test/CodeGen/AMDGPU/select-fabs-fneg-extract.v2f16.ll

  Log Message:
  -----------
  [DAGCombiner] Remove NoSignedZerosFPMath in visitFNEG (#162052)

Remove the `NoSignedZerosFPMath` use in `visitFNEG`. Now the only use of
`NoSignedZerosFPMath` is in `foldFPToIntToFP`, but adding fast-math
flags support for `uitofp` may introduce breaking changes.



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