Re: 12" G4 iBook
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El Wednesday 19 November 2003 20:44, Guillaume Morin escribió:
Maybe it is an off-topic but i have notice that my brand new powerbook G4
(1GHz)+256>RAM is QUITE slower than my old PII-700 128RAM... specially when
compiling...
Any idea?
The apps i am trying to compile is QT Based... KDE stuff mainly.
Thanks
> Dans un message du 19 Nov à 19:27, David Pye écrivait :
> > Hmm...Does that mean that Debian would be quite a lot slower on a G4 than
> > it would be if compiled with the gcc -maltivec flag? Or does gcc lack
> > much altivec optimisation ability?
>
> -maltivec allows acces to the Altivec ABI. But gcc cannot perform
> auto-vectorization on its own (yet). So compiling -maltivec won't change
> anything if the code does not contain Altivec instructions (in the form
> of assembly instructions or their C versions). And in that case, it
> would not even compile without -maltivec :)
>
> Guillaume.
>
> --
> Guillaume Morin <guillaume@morinfr.org>
>
> Emacs, not just a way of life but a complete waste of disk space (Alan
> Cox)
- --
Un saludo,
Jaime Robles - http://jaime.robles.nu
jaime@kde.org
Coordinador KDE-es - KDE Spanish Translation Team
http://www.kde.org/es - http://es.i18n.kde.org
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