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Re: [Discuss-gnuradio] How to set up MP-Benchmark Test PowerPC Processor
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From: |
Eric Blossom |
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Subject: |
Re: [Discuss-gnuradio] How to set up MP-Benchmark Test PowerPC Processors (using Altivec) |
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Date: |
Mon, 3 May 2010 10:24:11 -0700 |
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User-agent: |
Mutt/1.5.20 (2009-08-17) |
On Mon, May 03, 2010 at 07:16:18PM +0200, matty wrote:
> Best thanks,
>
> i'm running Fedora 11 with XFCE4! I will run another test in text mode.
> My second benchmark was essentially better.
>
> Is there any usable benchmark-code for *gcell*, where the SPEs are working?
There are benchmarks that test the infrastructure and overhead.
Those are benchmark_nop and benchmark_dma.
You're on your own for the runtime of a given offloaded portion,
but it's easy to measure directly on the SPE using the decrementer.
Eric