Re: Proposal for Updating CRC32C with AVX-512 Algorithm.

Nathan Bossart <nathandbossart@gmail.com>

From: Nathan Bossart <nathandbossart@gmail.com>

To: "Devulapalli, Raghuveer" <raghuveer.devulapalli@intel.com>

Cc: Bruce Momjian <bruce@momjian.us>, Alvaro Herrera <alvherre@alvh.no-ip.org>, Andres Freund <andres@anarazel.de>, "pgsql-hackers@lists.postgresql.org" <pgsql-hackers@lists.postgresql.org>, "Shankaran, Akash" <akash.shankaran@intel.com>

Date: 2024-11-07T15:51:29Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Compute CRC32C using AVX-512 instructions where available
- 3c6e8c123896 18.0 landed

On Tue, Oct 29, 2024 at 09:00:17PM +0000, Devulapalli, Raghuveer wrote:
> (1) The SSE42 and AVX-512 CRC32C also use function attributes to build
> with ISA specific flag..

Would you mind moving the function attribute change for the existing SSE
4.2 code to its own patch?  I think that is pretty straightforward, and
IMHO it'd be nice to take care of it first so that we can focus on the new
stuff.

-- 
nathan