[squeak-dev] Re: Performance (Re: Teleplace Cog VMs are now
available)
Hilaire Fernandes
hilaire.fernandes at gmail.com
Mon Jun 21 15:36:50 UTC 2010
Andreas Raab a écrit :
> The latter. You should expect a 2-3x performance improvement in pretty
> much any kind of code (more towards 2x when running primitive and I/O
> bound stuff; more torwards 3x when running "pure" Smalltalk code).
I tested it with a DrGeoII programmed interactive sketch. The
instantiation time of a recursive morph canvas (about 320 morphs) was
boosted by a factor of ~300%:
[Carre new] timeToRun
CogVM: 750
SqueakVM: 2200
I seem to have an issue in the new image with the method
Point>>onLineFrom:to:within:
Alway return false in some circumstance. Need to find more.
Hilaire
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