[all-commits] [llvm/llvm-project] ffcff4: [ValueTracking] Infer is-power-of-2 from assumptio...

[Yingwei Zheng via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ffcff4af59712792712b33648f8ea148b299c364
      https://github.com/llvm/llvm-project/commit/ffcff4af59712792712b33648f8ea148b299c364
  Author: Yingwei Zheng <dtcxzyw2333 at gmail.com>
  Date:   2024-09-10 (Tue, 10 Sep 2024)

  Changed paths:
    M llvm/lib/Analysis/ValueTracking.cpp
    M llvm/test/Transforms/InstCombine/cttz.ll
    M llvm/test/Transforms/InstCombine/icmp.ll
    M llvm/test/Transforms/InstCombine/rem.ll

  Log Message:
  -----------
  [ValueTracking] Infer is-power-of-2 from assumptions. (#107745)

This patch tries to infer is-power-of-2 from assumptions. I don't see
that this kind of assumption exists in my dataset.
Related issue: https://github.com/rust-lang/rust/issues/129795

Close https://github.com/llvm/llvm-project/issues/58996.



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