[all-commits] [llvm/llvm-project] 7cfad7: [InstCombine] Add tests for folding multiuse `(icm...

[goldsteinn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7cfad77a5e3e9145213b024b9151ff812b54de51
      https://github.com/llvm/llvm-project/commit/7cfad77a5e3e9145213b024b9151ff812b54de51
  Author: Noah Goldstein <goldstein.w.n at gmail.com>
  Date:   2024-06-06 (Thu, 06 Jun 2024)

  Changed paths:
    M llvm/test/Transforms/InstCombine/icmp-of-or-x.ll

  Log Message:
  -----------
  [InstCombine] Add tests for folding multiuse `(icmp eq/ne (or X, Y), Y)`; NFC


  Commit: 3716a3c1bce4af81db6a95eee30e35b5b923e319
      https://github.com/llvm/llvm-project/commit/3716a3c1bce4af81db6a95eee30e35b5b923e319
  Author: Noah Goldstein <goldstein.w.n at gmail.com>
  Date:   2024-06-06 (Thu, 06 Jun 2024)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
    M llvm/test/Transforms/InstCombine/icmp-of-or-x.ll

  Log Message:
  -----------
  [InstCombine] Folding multiuse `(icmp eq/ne (or X, Y), Y)` for 2 uses of `Y`

The fold will replace 2 uses of `Y` we should also do fold if `Y` has
2 uses (not only oneuse).

Reviewed By: nikic

Differential Revision: https://reviews.llvm.org/D159062


Compare: https://github.com/llvm/llvm-project/compare/ce938fcbde54...3716a3c1bce4

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