[all-commits] [llvm/llvm-project] 11bc6e: [SelectionDAG] Add known bit for `ISD::FABS` (#188...

[zGoldthorpe via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 11bc6e8776d233a98b573d5c8b08cfb4e5c3ab61
      https://github.com/llvm/llvm-project/commit/11bc6e8776d233a98b573d5c8b08cfb4e5c3ab61
  Author: zGoldthorpe <Zach.Goldthorpe at amd.com>
  Date:   2026-03-24 (Tue, 24 Mar 2026)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/AMDGPU/llvm.exp.ll
    M llvm/test/CodeGen/AMDGPU/llvm.exp10.ll

  Log Message:
  -----------
  [SelectionDAG] Add known bit for `ISD::FABS` (#188335)

Absolute value always clears the sign bit, so make that knowh to
selectionDAG's `computeKnownBits`.



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