Re: optimize several list functions with SIMD intrinsics

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Nathan Bossart <nathandbossart(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: optimize several list functions with SIMD intrinsics
Date: 2023-03-08 00:54:15
Message-ID: CAApHDvoZUGY+BBuGTMQoxwqSe9C9mPs2zZ+rUWbWqur23=LAWw@mail.gmail.com
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On Wed, 8 Mar 2023 at 13:25, Nathan Bossart <nathandbossart(at)gmail(dot)com> wrote:
> I've attached a work-in-progress patch that implements these optimizations
> for both x86 and arm, and I will register this in the July commitfest. I'm
> posting this a little early in order to gauge interest.

Interesting and quite impressive performance numbers.

From having a quick glance at the patch, it looks like you'll need to
take some extra time to make it work on 32-bit builds.

David

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