[all-commits] [llvm/llvm-project] 294824: Revert "[LICM] Make promotion faster"

Alina Sbirlea via All-commits all-commits at lists.llvm.org
Mon Mar 8 12:56:15 PST 2021


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 29482426b58e3c0e81ffe6b69c08067b3adc6461
      https://github.com/llvm/llvm-project/commit/29482426b58e3c0e81ffe6b69c08067b3adc6461
  Author: Alina Sbirlea <asbirlea at google.com>
  Date:   2021-03-08 (Mon, 08 Mar 2021)

  Changed paths:
    M llvm/include/llvm/Analysis/AliasSetTracker.h
    M llvm/lib/Analysis/AliasSetTracker.cpp
    M llvm/lib/Transforms/Scalar/LICM.cpp

  Log Message:
  -----------
  Revert "[LICM] Make promotion faster"

Revert 3d8f842712d49b0767832b6e3f65df2d3f19af4e
Revision triggers a miscompile sinking a store incorrectly outside a
threading loop. Detected by tsan.
Reverting while investigating.

Differential Revision: https://reviews.llvm.org/D89264




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