[Scummvm-devel] templates, visuals, getDevices()
bertrand_augereau at yahoo.fr
Tue Mar 3 23:52:48 CET 2009
Makes me feel old. One upon a time my former employer paid great amounts to have such a box to to 3D rendering ;)
Anyway my suggestion remains : don't bother with PGO, it will suck your vital energy :)
Maybe somebody has access to CodeWarrior for MIPS? It was very competitive with G++ for this target, a long long time ago.
--- En date de : Mar 3.3.09, Joost Peters <joostp at 7fc1.org> a écrit :
> De: Joost Peters <joostp at 7fc1.org>
> Objet: Re: [Scummvm-devel] templates, visuals, getDevices()
> À: bertrand_augereau at yahoo.fr
> Cc: scummvm-devel at lists.sourceforge.net
> Date: Mardi 3 Mars 2009, 23h38
> Thanks, but AFAIK there are no such performance problems on
> the PS2. ;) I believe Matt was merely using the PS2 as an
> We (or I, at least) were originally talking about old SGI
> iron. :) e.g. 100-200mhz R4ks, which would benefit from a
> better optimizing compiler.
> Bertrand Augereau schreef:
> > Hi guys,
> > 1 and 3 are good suggestions for the PS2, but I'd
> suggest not investigating 2.
> > PGO is a pain in the ass, especially for code with
> many engines (i.e. codepaths) than ScummVM.
> > Don't waste energy on this, better optimize static
> > The I$ *is* small, but this is the kind of stuff you
> check when you have throughly optimized the rest of the
> > The PS2 shouldn't have a problem interpreting old
> adventure games, it can do much more :)
> > I'd suggest investigating the blitting and scaling
> code to see where it is slow. Sound emulation too...
> > If needed, using the VUs for asynchronous (or even
> synchronous) computations and the DMA for moving and
> unpacking data around could give good gains.
> > I understand this is a luxury problem, but max might
> like digging into the PS2 hardware a bit instead of tweaking
> filesystem stuff on memory cards :)
> > Cheers,
> > Tramb
> > PS : By the way, did you know about this?
> > http://www.wonderland.cz/lotr/
> > This is a little cousin of ScummVM interpreting
> Interplay's Lord Of The Rings.
> > --- En date de : Mar 3.3.09, Matt <matt at use.net>
> a écrit :
> > ...PS2 suggestions...
> > Open Source Business Conference (OSBC), March 24-25,
> 2009, San Francisco, CA
> > -OSBC tackles the biggest issue in open source: Open
> Sourcing the Enterprise
> > -Strategies to boost innovation and cut costs with
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> > -Receive a $600 discount off the registration fee with
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> > http://p.sf.net/sfu/XcvMzF8H
> > _______________________________________________
> > Scummvm-devel mailing list
> > Scummvm-devel at lists.sourceforge.net
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