[all-commits] [llvm/llvm-project] 07e69c: DAG: Gracefully diagnose missing fp-compare libcal...

[Matt Arsenault via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 07e69cf1e68aada7cc635c906e6c265c2b7be354
      https://github.com/llvm/llvm-project/commit/07e69cf1e68aada7cc635c906e6c265c2b7be354
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2026-10-02 (Fri, 02 Oct 2026)

  Changed paths:
    M llvm/include/llvm/CodeGen/ISDOpcodes.h
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
    M llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    A llvm/test/CodeGen/NVPTX/fp128-compare-no-libcall-error.ll

  Log Message:
  -----------
  DAG: Gracefully diagnose missing fp-compare libcall when softening (#228416)

Avoid fatal errors, and legalize to poison with a proper context error.

Co-authored-by: Claude (Claude-Opus-4.8) <noreply at anthropic.com>



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