| From: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
|---|---|
| To: | "Amonson, Paul D" <paul(dot)d(dot)amonson(at)intel(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, David Rowley <dgrowleyml(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, "Shankaran, Akash" <akash(dot)shankaran(at)intel(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Popcount optimization using AVX512 |
| Date: | 2024-04-01 01:17:08 |
| Message-ID: | 20240401011708.GA2128739@nathanxps13 |
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| Lists: | pgsql-hackers |
On Sat, Mar 30, 2024 at 03:03:29PM -0500, Nathan Bossart wrote:
> My current plan is to add some new tests for
> pg_popcount() with many bytes, and then I'll give it a few more days for
> any additional feedback before committing.
Here is a v18 with a couple of new tests. Otherwise, it is the same as
v17.
--
Nathan Bossart
Amazon Web Services: https://aws.amazon.com
| Attachment | Content-Type | Size |
|---|---|---|
| v18-0001-AVX512-popcount-support.patch | text/x-diff | 30.5 KB |
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