[Embench] Fwd: Benchmark question

Jeremy Bennett jeremy.bennett at embecosm.com
Fri May 22 09:00:57 CEST 2020


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On 21/05/2020 16:27, David PATTERSON wrote:
> Following up from request for floating point benchmarks for Embench
> 0.6.
>
> I presume I should follow up with an offer from BDTI for DSP
> benchmarks?

Hi Dave,

This sounds a great opportunity. We have a floating point matrix
multiplication kernel in BEEBS, and I think matrix inversion.

Best wishes,


Jeremy
>
> Dave
>
> ---------- Forwarded message --------- From: *Jeff Bier*
> <bier at bdti.com <mailto:bier at bdti.com>> Date: Thu, May 21, 2020 at
> 8:20 AM Subject: RE: Benchmark question To: pattrsn at cs.berkeley.edu
> <mailto:pattrsn at cs.berkeley.edu> <pattrsn at cs.berkeley.edu
> <mailto:pattrsn at cs.berkeley.edu>>
>
>
> Hi Dave,____
>
>
> Sorry for the slow response on this.  My dad has been in the
> hospital this week -- he’s doing OK, but conditions related to
> Covid-19 made things much more complicated.____
>
> __ __
>
> Regarding floating-point embedded benchmarks, here are some
> ideas…____
>
> * My company, BDTI, would be willing to open source BDTI could
> open source the C reference code for a subset of our floating-point
> DSP benchmarks.  If this is of interest, let’s talk.  (This could
> be at the function level, like FFTs and FIR filters, and/or at the
> task level, like an OFDM wireless receiver baseband.)____ *
> https://www.fourmilab.ch/fbench/____ * Linear algebra libraries,
> e.g. matrix multiplication, matrix inversion.  (I don’t have a
> specific pointer, but I’m guessing there are open source libraries
> available.)____ * OpenCV is now C++, but earlier versions were C.
> (Some computer vision tasks are pixel-oriented and inherently
> integer, but others are geometric and more naturally
> float-based.)____ * Here’s an audio application in C, with all
> sorts of algorithms such as de-clipper, eq, reverb, etc.
> https://github.com/ePirat/Postfish.  (However it may be a bit
> challenging to extract individual algorithms from the entire
> framework…)____
>
> __ __
>
> I hope this helps.____
>
> __ __
>
> -jeff-____
>
> __ __
>
> *From:* David PATTERSON <pattrsn at cs.berkeley.edu
> <mailto:pattrsn at cs.berkeley.edu>> *Sent:* Tuesday, May 12, 2020
> 7:53 AM *To:* Jeff Bier <bier at edge-ai-vision.com
> <mailto:bier at edge-ai-vision.com>> *Subject:* Benchmark
> question____
>
> __ __
>
> The embedded benchmarking effort I'm involved in wants to branch
> out to floating point programs from integer programs, and allow a
> little larger programs (250 KB of data).____
>
>
> Do you have any suggestions?____
>
> __ __
>
> Ideally they we be open source C programs, including data
> sets.____
>
> __ __
>
> DSP apps should be fine. ____
>
> __ __
>
> If there was an existing such benchmark for DSP or some other area,
> and they had an open source license, we might be able to follow
> their lead.____
>
> __ __
>
> Best, Dave____
>
>


- -- 
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