[all-commits] [llvm/llvm-project] 899336: [SLP]Be more pessimistic about poisonous reductions

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 899336735aeb2b41a48b6ac2c895da5e0f22dbf0
      https://github.com/llvm/llvm-project/commit/899336735aeb2b41a48b6ac2c895da5e0f22dbf0
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2024-11-04 (Mon, 04 Nov 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/reudction-or-non-poisoned.ll

  Log Message:
  -----------
  [SLP]Be more pessimistic about poisonous reductions

Consider all possible reductions ops as being non-poisoning boolean
logical operations, which require freeze to be fully correct.

https://alive2.llvm.org/ce/z/TKWDMP

Fixes #114738



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