[Ffmpeg-devel] int vs. float: Hard Numbers

Luca Barbato lu_zero
Sat May 21 12:26:47 CEST 2005


matthieu castet wrote:
>
> Well, you could just use mftb and mftbu to read the time base counter on
> PPC. (on 64 bits mftb read 64 bits, but on 32 bit you need to read the
> upper bits with mftbu and lower bits with mftb).
> 
One of the interesting stuff about pmon is that you can get other
statistics like cache miss, completed instructions, cpu cycles and so on.
see http://www.freescale.com/files/32bit/doc/ref_manual/MPC7450UM.pdf
for the long list

The idea of reading the time base looks ok and probably is less complex
to add.

lu


-- 

Luca Barbato

Gentoo/linux Developer		Gentoo/PPC Operational Manager
http://dev.gentoo.org/~lu_zero





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