[all-commits] [llvm/llvm-project] be4b1d: [InstCombine] Revert D125845

[William Junda Huang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: be4b1dd35bd1e0519c901e11d8fe4e6f95203c99
      https://github.com/llvm/llvm-project/commit/be4b1dd35bd1e0519c901e11d8fe4e6f95203c99
  Author: William Huang <williamjhuang at google.com>
  Date:   2022-11-29 (Tue, 29 Nov 2022)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
    M llvm/test/Transforms/InstCombine/gep-canonicalize-constant-indices.ll
    M llvm/test/Transforms/InstCombine/gep-merge-constant-indices.ll
    M llvm/test/Transforms/InstCombine/shift.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/vector-reverse-mask4.ll
    M llvm/test/Transforms/LoopVectorize/interleaved-accesses.ll
    M llvm/test/Transforms/PhaseOrdering/single-iteration-loop-sroa.ll

  Log Message:
  -----------
  [InstCombine] Revert D125845

Reverting D125845 `[InstCombine] Canonicalize GEP of GEP by swapping constant-indexed GEP to the back` because multiple users reported performance regression

Reviewed By: davidxl

Differential Revision: https://reviews.llvm.org/D138950