[all-commits] [llvm/llvm-project] d74831: Revert "[SDAG] Fix fmaximum legalization errors (#...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d74831efeb1d32213ca824d23283606eb870d8fd
      https://github.com/llvm/llvm-project/commit/d74831efeb1d32213ca824d23283606eb870d8fd
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2025-06-04 (Wed, 04 Jun 2025)

  Changed paths:
    M llvm/include/llvm/CodeGen/SelectionDAG.h
    M llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    M llvm/test/CodeGen/AArch64/fmaximum-legalization.ll
    R llvm/test/CodeGen/ARM/fp-maximum-legalization.ll
    M llvm/test/CodeGen/NVPTX/bf16-instructions.ll
    M llvm/test/CodeGen/NVPTX/math-intrins.ll
    M llvm/test/CodeGen/PowerPC/fminimum-fmaximum-f128.ll
    M llvm/test/CodeGen/PowerPC/fminimum-fmaximum.ll
    R llvm/test/CodeGen/X86/fminimum-fmaximum-i686.ll
    M llvm/test/CodeGen/X86/fminimum-fmaximum.ll

  Log Message:
  -----------
  Revert "[SDAG] Fix fmaximum legalization errors (#142170)"

This reverts commit 58cc1675ec7b4aa5bc2dab56180cb7af1b23ade5.

I also made the incorrect assumption that we know both values are
+/-0.0 here as well. Revert for now.



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