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From: "pheeck at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/112548] [14 regression] 5% exec time regression in 429.mcf on AMD zen4 CPU (since r14-5076-g01c18f58d37865)
Date: Tue, 12 Mar 2024 13:03:05 +0000 [thread overview]
Message-ID: <bug-112548-4-1l6I8ExSZI@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-112548-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112548
--- Comment #8 from Filip Kastl <pheeck at gcc dot gnu.org> ---
(In reply to Robin Dapp from comment #7)
> I built executables with and without the commit (-Ofast -march=znver4
> -flto). There is no difference so it must really be something that happens
> with PGO.
> I'd really need access to a zen4 box or the pgo executables at least.
I'd like to help but I'm afraid I cannot send you the SPEC binaries with PGO
applied since SPEC is licensed nor can I give you access to a Zen4 computer. I
suppose someone else will have to analyze this bug.
next prev parent reply other threads:[~2024-03-12 13:03 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-15 15:07 [Bug target/112548] New: 5% exec time regression in 429.mcf on AMD zen4 CPU fkastl at suse dot cz
2023-11-16 7:27 ` [Bug target/112548] " rguenth at gcc dot gnu.org
2024-02-13 13:38 ` [Bug target/112548] [14 regression] 5% exec time regression in 429.mcf on AMD zen4 CPU (since r14-5076-g01c18f58d37865) pheeck at gcc dot gnu.org
2024-02-13 13:44 ` pheeck at gcc dot gnu.org
2024-02-13 13:48 ` rdapp at gcc dot gnu.org
2024-02-13 14:48 ` pheeck at gcc dot gnu.org
2024-03-04 13:02 ` rguenth at gcc dot gnu.org
2024-03-04 13:35 ` rdapp at gcc dot gnu.org
2024-03-07 21:01 ` law at gcc dot gnu.org
2024-03-08 14:42 ` rdapp at gcc dot gnu.org
2024-03-12 13:03 ` pheeck at gcc dot gnu.org [this message]
2024-03-12 15:05 ` sjames at gcc dot gnu.org
2024-03-13 9:55 ` rdapp at gcc dot gnu.org
2024-03-14 15:24 ` pheeck at gcc dot gnu.org
2024-03-14 15:25 ` pheeck at gcc dot gnu.org
2024-03-14 15:31 ` pheeck at gcc dot gnu.org
2024-03-14 15:57 ` pheeck at gcc dot gnu.org
2024-03-14 15:58 ` pheeck at gcc dot gnu.org
2024-03-14 16:16 ` rdapp at gcc dot gnu.org
2024-03-14 16:28 ` pheeck at gcc dot gnu.org
2024-03-14 16:32 ` rdapp at gcc dot gnu.org
2024-03-14 16:41 ` pheeck at gcc dot gnu.org
2024-03-14 16:43 ` rdapp at gcc dot gnu.org
2024-03-14 17:01 ` pheeck at gcc dot gnu.org
2024-03-14 17:17 ` rdapp at gcc dot gnu.org
2024-03-14 17:32 ` pheeck at gcc dot gnu.org
2024-03-14 21:08 ` rdapp at gcc dot gnu.org
2024-03-14 23:02 ` law at gcc dot gnu.org
2024-03-15 9:00 ` pheeck at gcc dot gnu.org
2024-03-15 9:49 ` rdapp at gcc dot gnu.org
2024-03-15 10:34 ` pheeck at gcc dot gnu.org
2024-03-15 11:02 ` rdapp at gcc dot gnu.org
2024-05-07 7:42 ` [Bug target/112548] [14/15 " rguenth at gcc dot gnu.org
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