|
From: | matty |
Subject: | Re: [Discuss-gnuradio] How to set up MP-Benchmark Test PowerPC Processors (using Altivec) |
Date: | Mon, 3 May 2010 14:10:07 +0200 |
Thanks,
i will test it monday on PS3 an will tell my results!
Regards
Matty2010/4/30 Eric Blossom <address@hidden>
I'm pretty sure that it uses Altivec by default on PPC. (The onlyOn Fri, Apr 30, 2010 at 09:08:59AM +0200, matty wrote:
> I want to set up several Benchmark Tests for PowerPC Processors using
> Altivec.
> The MP-Scheduler Benchmark works for Core2 Duo and on PS3 (without Altivec)
> fine.
>
> But how can i set up the Benchmark for PowerPC Processors (e.g. Cell BE)
> using the Altivec Extensions?
> There are no options given to use Altivec, or is there a special
> benchmark-code?
hand coded Altivec code is in the gr_fir_fff filter.)
Do your results look like this:
http://gnuradio.org/images/perf-data-images/ps3-altivec.png
or like this:
http://gnuradio.org/images/perf-data-images/ps3.png
The PPC on the Cell is seriously lame, as you have no doubt found out
by now...
Eric
The relevant wiki page (needs some formatting cleanup)
http://gnuradio.org/redmine/wiki/gnuradio/MPSchedulerPerformance
ps3_mp-benchmark.png
Description: PNG image
[Prev in Thread] | Current Thread | [Next in Thread] |