korrents

korrents · piece

Faster JSON parsing with SVE2 on ARM processors

Daniel Lemire · 18 Sept 2026 · lemire.me

1 korrent from this piece

Daniel Lemire did not write this page.

Every claim below was made in this piece, quoted word for word and numbered in the order the piece makes them, so you can read it there rather than take our word for it. The sentence above each quote is our reading of the claim, not their wording. Each quote was checked against a stored copy of the page at build time; where the two differ, the quote is the fact.

  1. NEON has nothing like it; on x64, the closest thing is the SSE4.2 string-comparison instructions (pcmpistrm), which are slow.