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Improve: Delegate sz_find/sz_rfind single-byte search to libc memchr/memrchr#309

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belugabehr wants to merge 1 commit intoashvardanian:mainashvardanian/StringZilla:mainfrom
belugabehr:improve/libc-memchr-dispatchbelugabehr/StringZilla:improve/libc-memchr-dispatchCopy head branch name to clipboard
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Improve: Delegate sz_find/sz_rfind single-byte search to libc memchr/memrchr#309
belugabehr wants to merge 1 commit intoashvardanian:mainashvardanian/StringZilla:mainfrom
belugabehr:improve/libc-memchr-dispatchbelugabehr/StringZilla:improve/libc-memchr-dispatchCopy head branch name to clipboard

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@belugabehr belugabehr commented Apr 7, 2026

In local benchmarks, memchr dominates: nearly 2x the serial and ~70% faster than the various SIMD backends.

Closes #305

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Feature: aarch64 NEON sz_find_neon ~2x slower than glibc 2.28 memmem for short needles

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