[all-commits] [llvm/llvm-project] 79ae41: [InstCombine] add test for abs() demanded bits; NFC

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  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 79ae41991c6bfe7e68e8c43d520297cf95853dc3
      https://github.com/llvm/llvm-project/commit/79ae41991c6bfe7e68e8c43d520297cf95853dc3
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2021-03-30 (Tue, 30 Mar 2021)

  Changed paths:
    M llvm/test/Transforms/InstCombine/abs-intrinsic.ll

  Log Message:
  -----------
  [InstCombine] add test for abs() demanded bits; NFC


  Commit: c2ebad8d55bd90ac921b1219b25c1d1a864655ff
      https://github.com/llvm/llvm-project/commit/c2ebad8d55bd90ac921b1219b25c1d1a864655ff
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2021-03-30 (Tue, 30 Mar 2021)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
    M llvm/test/Transforms/InstCombine/abs-intrinsic.ll

  Log Message:
  -----------
  [InstCombine] add fold for demand of low bit of abs()

This is one problem shown in https://llvm.org/PR49763

https://alive2.llvm.org/ce/z/cV6-4K
https://alive2.llvm.org/ce/z/9_3g-L


Compare: https://github.com/llvm/llvm-project/compare/d857a81437cb...c2ebad8d55bd