* [Bug tree-optimization/101936] [12 Regression] 538.imagick_r -Ofast regression Kabylake
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
@ 2021-08-16 12:49 ` marxin at gcc dot gnu.org
2021-08-16 13:27 ` [Bug tree-optimization/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10 marxin at gcc dot gnu.org
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From: marxin at gcc dot gnu.org @ 2021-08-16 12:49 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|538.imagick_r -Ofast |[12 Regression]
|regression Kabylake |538.imagick_r -Ofast
| |regression Kabylake
Target Milestone|--- |12.0
See Also| |https://gcc.gnu.org/bugzill
| |a/show_bug.cgi?id=101935
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2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
2021-08-16 12:49 ` [Bug tree-optimization/101936] [12 Regression] " marxin at gcc dot gnu.org
@ 2021-08-16 13:27 ` marxin at gcc dot gnu.org
2021-08-17 1:56 ` [Bug target/101936] " crazylht at gmail dot com
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From: marxin at gcc dot gnu.org @ 2021-08-16 13:27 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |crazylht at gmail dot com
Ever confirmed|0 |1
Summary|[12 Regression] |[12 Regression]
|538.imagick_r -Ofast |538.imagick_r -Ofast
|regression on Kabylake |regression on Kabylake
| |since
| |g:872da9a6f664a06d73c987aa0
| |cb2e5b830158a10
Last reconfirmed| |2021-08-16
Status|UNCONFIRMED |NEW
--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Started with g:872da9a6f664a06d73c987aa0cb2e5b830158a10.
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug target/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
2021-08-16 12:49 ` [Bug tree-optimization/101936] [12 Regression] " marxin at gcc dot gnu.org
2021-08-16 13:27 ` [Bug tree-optimization/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10 marxin at gcc dot gnu.org
@ 2021-08-17 1:56 ` crazylht at gmail dot com
2021-08-17 8:08 ` crazylht at gmail dot com
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From: crazylht at gmail dot com @ 2021-08-17 1:56 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
--- Comment #2 from Hongtao.liu <crazylht at gmail dot com> ---
I'll take a look at why there's the regression and revert my patch.
There's already another regression by this commit
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101929
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug target/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
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2021-08-17 1:56 ` [Bug target/101936] " crazylht at gmail dot com
@ 2021-08-17 8:08 ` crazylht at gmail dot com
2021-08-19 2:29 ` cvs-commit at gcc dot gnu.org
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From: crazylht at gmail dot com @ 2021-08-17 8:08 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
--- Comment #3 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Hongtao.liu from comment #2)
> I'll take a look at why there's the regression and revert my patch.
>
I can't reproduce it on my skylake client, anyway i will revert my patch.
> There's already another regression by this commit
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101929
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug target/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
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2021-08-17 8:08 ` crazylht at gmail dot com
@ 2021-08-19 2:29 ` cvs-commit at gcc dot gnu.org
2021-08-23 9:02 ` marxin at gcc dot gnu.org
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From: cvs-commit at gcc dot gnu.org @ 2021-08-19 2:29 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by hongtao Liu <liuhongt@gcc.gnu.org>:
https://gcc.gnu.org/g:1db70e61a92978377a648bbd90e383859fc0126b
commit r12-3011-g1db70e61a92978377a648bbd90e383859fc0126b
Author: liuhongt <hongtao.liu@intel.com>
Date: Tue Aug 17 17:29:06 2021 +0800
Revert "Add the member integer_to_sse to processor_cost as a cost
simulation for movd/pinsrd. It will be used to calculate the cost of
vec_construct."
This reverts commit 872da9a6f664a06d73c987aa0cb2e5b830158a10.
PR target/101936
PR target/101929
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug target/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
` (4 preceding siblings ...)
2021-08-19 2:29 ` cvs-commit at gcc dot gnu.org
@ 2021-08-23 9:02 ` marxin at gcc dot gnu.org
2021-08-23 9:47 ` crazylht at gmail dot com
2021-09-15 15:58 ` marxin at gcc dot gnu.org
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From: marxin at gcc dot gnu.org @ 2021-08-23 9:02 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
--- Comment #5 from Martin Liška <marxin at gcc dot gnu.org> ---
> https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=32.507.0
>
Looking at LNT, the benchmark score is not back after the reversion of the
patch.
Maybe we face now PR101935?
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug target/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
` (5 preceding siblings ...)
2021-08-23 9:02 ` marxin at gcc dot gnu.org
@ 2021-08-23 9:47 ` crazylht at gmail dot com
2021-09-15 15:58 ` marxin at gcc dot gnu.org
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From: crazylht at gmail dot com @ 2021-08-23 9:47 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
--- Comment #6 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Martin Liška from comment #5)
> > https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=32.507.0
> >
>
> Looking at LNT, the benchmark score is not back after the reversion of the
> patch.
> Maybe we face now PR101935?
probably.
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug target/101936] [12 Regression] 538.imagick_r -Ofast regression on Kabylake since g:872da9a6f664a06d73c987aa0cb2e5b830158a10
2021-08-16 12:48 [Bug tree-optimization/101936] New: 538.imagick_r -Ofast regression Kabylake marxin at gcc dot gnu.org
` (6 preceding siblings ...)
2021-08-23 9:47 ` crazylht at gmail dot com
@ 2021-09-15 15:58 ` marxin at gcc dot gnu.org
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From: marxin at gcc dot gnu.org @ 2021-09-15 15:58 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101936
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #7 from Martin Liška <marxin at gcc dot gnu.org> ---
The performance is back, thus closing..
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