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From: "drepper.fsp+rhbz at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/98737] Atomic operation on x86 no optimized to use flags
Date: Tue, 26 Jan 2021 16:45:09 +0000 [thread overview]
Message-ID: <bug-98737-4-McM4wc0YhR@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-98737-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98737
--- Comment #6 from Ulrich Drepper <drepper.fsp+rhbz at gmail dot com> ---
(In reply to Jakub Jelinek from comment #5)
> Created attachment 50058 [details]
> gcc11-pr98737.patch
>
> Untested fix.
This only handles sub?
The same applies to add, or, and, xor. Maybe nand? Can this patch be
generalized?
next prev parent reply other threads:[~2021-01-26 16:45 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-18 19:59 [Bug target/98737] New: " drepper.fsp+rhbz at gmail dot com
2021-01-19 7:55 ` [Bug target/98737] " rguenth at gcc dot gnu.org
2021-01-19 8:37 ` ubizjak at gmail dot com
2021-01-19 9:53 ` redi at gcc dot gnu.org
2021-01-19 10:01 ` jakub at gcc dot gnu.org
2021-01-26 15:09 ` jakub at gcc dot gnu.org
2021-01-26 16:45 ` drepper.fsp+rhbz at gmail dot com [this message]
2021-01-26 17:11 ` jakub at gcc dot gnu.org
2021-01-26 20:10 ` drepper.fsp+rhbz at gmail dot com
2021-12-14 10:20 ` jakub at gcc dot gnu.org
2022-01-03 13:17 ` cvs-commit at gcc dot gnu.org
2022-01-12 15:50 ` jakub at gcc dot gnu.org
2022-01-14 11:07 ` cvs-commit at gcc dot gnu.org
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