https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103734
pthaugen at gcc dot gnu.org changed:
What |Removed |Added
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CC| |pthaugen at gcc dot gnu.org
--- Comment #3 from pthaugen at gcc dot gnu.org ---
(In reply to Hongtao.liu from comment #2)
> (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
I tested on a Power9 system and see the following improvements:
--param ipa-cp-eval-threshold=1 --param ipa-cp-unit-growth=20 : +5%
-param=inline-min-speedup=3 : +30%
