Newsgroups: php.internals
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Date: Tue, 24 Feb 2026 10:43:46 +0000
To: Michael Wallner <mike@php.net>
Cc: PHP Internals <internals@lists.php.net>
Subject: Re: [PHP-DEV] [RFC] [Discussion] SIMD-Accelerated CRC via crc-fast for ext/hash
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From: mathieu@rochette.cc (Mathieu Rochette)

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Hi! =



interesting proposal. Do you have benchmark that compares the rust impleme=
ntation with this one https://crates.io/crates/crc24-openpgp-fast too ?

regards,

Mathieu Rochette

On Tuesday, February 17th, 2026 at 12:39, Michael Wallner <mike@php.net> w=
rote:

> Hi!
> =


> We would like to open the discussion on SIMD-Accelerated CRC via
> crc-fast for ext/hash.
> =


> RFC:
> https://wiki.php.net/rfc/crc-fast
> =


> PR:
> https://github.com/php/php-src/pull/20513
> =


> TL;DR:
> Add `--with-crc-fast` configure option to link ext/hash to crc-fast
> rust library and provide HW accelerated crc32 and crc64 algorithms.
> =


> =


> --
> Regards,
> Mike
> =


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