[all-commits] [llvm/llvm-project] bd9486: Revert "[SLP]Improve minbitwidth analysis for abs/...

[Martin Storsjö via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bd9486b4ec7dc24f73f32474fa38b522a7cce085
      https://github.com/llvm/llvm-project/commit/bd9486b4ec7dc24f73f32474fa38b522a7cce085
  Author: Martin Storsjö <martin at martin.st>
  Date:   2024-04-06 (Sat, 06 Apr 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/X86/call-arg-reduced-by-minbitwidth.ll
    M llvm/test/Transforms/SLPVectorizer/X86/cmp-after-intrinsic-call-minbitwidth.ll
    M llvm/test/Transforms/SLPVectorizer/X86/store-abs-minbitwidth.ll

  Log Message:
  -----------
  Revert "[SLP]Improve minbitwidth analysis for abs/smin/smax/umin/umax intrinsics."

This reverts commit 66b528078e4852412769375e35d2a672bf36a0ec.

This commit caused miscompilations, breaking tests in the libyuv
testsuite - see
https://github.com/llvm/llvm-project/pull/86135#issuecomment-2041049709
for more details.



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