Mehdi Akiki

Posts tagged "simd"

  • Published on

    Article · Through the layers

    How Pattern Shape Changes SIMD Search Performance in Rust

    Pattern count alone cannot predict fast string search. I show how rare bytes, short literals, prefixes, alphabet size, and candidate density shape SIMD-assisted Rust performance.
  • Published on

    Article · Through the layers

    When Aho–Corasick Prefilters Help—and When They Hurt

    A prefilter can skip most automaton work, but it is heuristic rather than free. I show how candidate frequency and pattern shape decide whether it helps a Rust search.