repo_description: :cherry_blossom: A command-line fuzzy finder
repo_topics: bash cli fish fzf go neovim tmux unix vim zsh
code: //go:build amd64
  
  package algo
  
  var _useAVX2 bool
  
  func init() {
  	_useAVX2 = cpuHasAVX2()
  }
  
  //go:noescape
  func cpuHasAVX2() bool
  
  // indexByteTwo returns the index of the first occurrence of b1 or b2 in s,
  // or -1 if neither is present. Uses AVX2 when available, SSE2 otherwise.
  //
  //go:noescape
  func IndexByteTwo(s []byte, b1, b2 byte) int
  
  // lastIndexByteTwo returns the index of the last occurrence of b1 or b2 in s,
  // or -1 if neither is present. Uses AVX2 when available, SSE2 otherwise.
  //
  //go:noescape
  func lastIndexByteTwo(s []byte, b1, b2 byte) int
  