[all-commits] [llvm/llvm-project] 2b7126: [SelectionDAG][X86] Fold `sub(x, mul(divrem(x, y)[0...

[Iris via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2b712693886a2a8339c0452f12f06b676e946d49
      https://github.com/llvm/llvm-project/commit/2b712693886a2a8339c0452f12f06b676e946d49
  Author: Iris <0.0 at owo.li>
  Date:   2025-04-22 (Tue, 22 Apr 2025)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/X86/div-rem-pair-recomposition-signed.ll
    M llvm/test/CodeGen/X86/div-rem-pair-recomposition-unsigned.ll

  Log Message:
  -----------
  [SelectionDAG][X86] Fold `sub(x, mul(divrem(x,y)[0], y))` to `divrem(x, y)[1]` (#136565)

Closes #51823.



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