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VFPU

 
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fungos



Joined: 31 Oct 2007
Posts: 41
Location: cwb br

PostPosted: Wed Jan 30, 2008 10:22 am    Post subject: VFPU Reply with quote

Hi, I was searching about vfpu on forums and I have a question about the sdk. The sdk does use vfpu instructions automatically or do I need use some special library (like libpspmath)?

Anyone has a link to a vfpu instruction set pdf?

Another thing, somebody can update the two vfpu links in the wiki, both are 404?

Thanks
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Raphael



Joined: 17 Jan 2006
Posts: 646
Location: Germany

PostPosted: Wed Jan 30, 2008 11:02 pm    Post subject: Reply with quote

A simple search for "vfpu" turned up the following:
http://forums.ps2dev.org/viewtopic.php?t=6929&highlight=vfpu
http://forums.ps2dev.org/viewtopic.php?t=7539&highlight=vfpu
http://forums.ps2dev.org/viewtopic.php?t=6968&highlight=vfpu

and lots more.
Additionally, in my signature you can find a link to my vfpu doc wiki, where some additional information (like clock cycles) on some instructions can be found.
_________________
<Don't push the river, it flows.>
http://wordpress.fx-world.org - my devblog
http://wiki.fx-world.org - VFPU documentation wiki

Alexander Berl
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fungos



Joined: 31 Oct 2007
Posts: 41
Location: cwb br

PostPosted: Thu Jan 31, 2008 9:54 am    Post subject: Reply with quote

Thanks Raphael, I searched the forums, but there are only "a bunch of letters without meaning"/no explanation about the names, registers. etc.

So I asked about a instruction set doc explaining the basics.
But, the good link was on your signature and its so little that I missed it.

Anyway, these was the best links for me:

http://mrmrice.fx-world.org/vfpu.html
http://wiki.fx-world.org/doku.php?id=start&idx=ops
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Raphael



Joined: 17 Jan 2006
Posts: 646
Location: Germany

PostPosted: Thu Jan 31, 2008 8:08 pm    Post subject: Reply with quote

The full list of ops and their explanatory C code counterpart is in the first of the threads I listed. It's the most complete documentation available
_________________
<Don't push the river, it flows.>
http://wordpress.fx-world.org - my devblog
http://wiki.fx-world.org - VFPU documentation wiki

Alexander Berl
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