[all-commits] [llvm/llvm-project] fcfe1b: [GlobalISel] Refactor extractParts() (#75223)

[chuongg3 via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: fcfe1b648219f40514b8934bc32543b8d739509d
      https://github.com/llvm/llvm-project/commit/fcfe1b648219f40514b8934bc32543b8d739509d
  Author: chuongg3 <chuong.goh at arm.com>
  Date:   2024-01-15 (Mon, 15 Jan 2024)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/LegalizerHelper.h
    M llvm/include/llvm/CodeGen/GlobalISel/Utils.h
    M llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
    M llvm/lib/CodeGen/GlobalISel/Utils.cpp
    M llvm/lib/Target/AArch64/GISel/AArch64PreLegalizerCombiner.cpp
    M llvm/test/CodeGen/AArch64/GlobalISel/legalize-shuffle-vector.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-store-global.mir

  Log Message:
  -----------
  [GlobalISel] Refactor extractParts() (#75223)

Moved extractParts() and extractVectorParts() from LegalizerHelper
to Utils to be able to use it in different passes.

extractParts() will also try to use unmerge when doing irregular
splits where possible, falling back to extract elements when not.