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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug ipa/103734] IPA-CP opportunity for imagick in SPECCPU 2017
Date: Thu, 16 Dec 2021 06:37:38 +0000 [thread overview]
Message-ID: <bug-103734-4-iNCNCd62Ik@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-103734-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103734
--- Comment #2 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Tamar Christina from comment #0)
> When using --param ipa-cp-eval-threshold=1 --param ipa-cp-unit-growth=20 on
> imagick the hot functions MorphologyApply and GetVirtualPixelsFromNexus get
> replaced by specialized versions that are much smaller and faster.
>
> Some other benchmarks like leela also get very small uplifts but the imagick
> one is worth 14%. Both flags seem to be needed.
Observe similar thing on ICX with -param=inline-min-speedup=3
next prev parent reply other threads:[~2021-12-16 6:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-15 12:14 [Bug ipa/103734] New: " tnfchris at gcc dot gnu.org
2021-12-15 12:22 ` [Bug ipa/103734] " marxin at gcc dot gnu.org
2021-12-15 12:50 ` hubicka at kam dot mff.cuni.cz
2021-12-16 6:18 ` pinskia at gcc dot gnu.org
2021-12-16 6:37 ` crazylht at gmail dot com [this message]
2021-12-17 17:23 ` pthaugen at gcc dot gnu.org
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