[all-commits] [llvm/llvm-project] 1b3d8d: CodeGen: Move function to get subregister indexes ...

[Matt Arsenault via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1b3d8ddeb9653caef0d208f85564d3f4e6c359f4
      https://github.com/llvm/llvm-project/commit/1b3d8ddeb9653caef0d208f85564d3f4e6c359f4
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2021-02-15 (Mon, 15 Feb 2021)

  Changed paths:
    M llvm/include/llvm/CodeGen/TargetRegisterInfo.h
    M llvm/lib/CodeGen/SplitKit.cpp
    M llvm/lib/CodeGen/TargetRegisterInfo.cpp

  Log Message:
  -----------
  CodeGen: Move function to get subregister indexes to cover a LaneMask

Return the best covering index, and additional needed to complete the
mask. This logically belongs in TargetRegisterInfo, although I ended
up not needing it for why I originally split this out.