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Re: Fix typo 586/686 in atomics/arch-x86.h

Nathan Bossart <nathandbossart@gmail.com>

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From: Nathan Bossart <nathandbossart@gmail.com>
To: Andres Freund <andres@anarazel.de>
Cc: Daniel Gustafsson <daniel@yesql.se>, Tomas Vondra <tv@fuzzy.cz>, Jakub Wartak <jakub.wartak@enterprisedb.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>, Thomas Munro <thomas.munro@gmail.com>
Date: 2026-03-11T17:50:20Z
Lists: pgsql-hackers 
On Wed, Mar 11, 2026 at 11:51:23AM -0400, Andres Freund wrote:
> I do think we should drop the 32bit support, rather than fixing the typos.

+1

> I also just can't get excited about expending any work on performance for
> 32bit builds.

+1.  I'd go so far as to say that we should start removing all
32-bit-specific inline assembly, intrinsics, etc. from the tree.  I doubt
they're worth the complexity and maintenance costs.

-- 
nathan

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  1. Remove support for 8 byte tear free read/write on 32-bit