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From: "fkastl at suse dot cz" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug other/112549] New: 9% exec time regression of 436.cactusADM on
 Aarch64
Date: Wed, 15 Nov 2023 15:26:33 +0000
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X-Bugzilla-Version: 14.0
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112549

            Bug ID: 112549
           Summary: 9% exec time regression of 436.cactusADM on Aarch64
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
          Assignee: unassigned at gcc dot gnu.org
          Reporter: fkastl at suse dot cz
  Target Milestone: ---
              Host: aarch64
            Target: aarch64

As seen here:

https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=3D575.100.0

there's about 9% slowdown between

g:ada871cfadd3f496 (2023-11-04 08:31)

and

g:fd1596f9962569af (2023-11-14 01:27)

when running spec2006 436.cactusADM compiled with -Ofast. The test was run =
on
an Aarch64 machine (-march=3Darmv8.2-a+crypto+fp16+rcpc+dotprod+ssbs).=