https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103734
pthaugen at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- 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%