kicad-developers team mailing list archive

[Maciej Sumiński <maciej.suminski@xxxxxxx>]

Great, now it seems that we have a group of people who are experienced 
with the subject. I believe this has to end up with some speed up in KiCad.

Regards,
Orson

On 01/14/2014 10:59 AM, Marco Serantoni wrote:
> Only the warning: keep attention that boost::context doesn't support the
> context switch for the vector registers
> (mmx*/v*).
> If needed i can help you to implement.
>
>
> --
> Marco
>
>
> On Mon, Jan 13, 2014 at 7:48 PM, Vesa Solonen <vesa.solonen@xxxxxxxx
> <mailto:vesa.solonen@xxxxxxxx>> wrote:
>
>     13/01/14 10:04, Maciej Sumiński kirjoitti:
>
>      > I fully support the idea, in fact I have dreamed about this too
>      >
>     (http://www.ohwr.org/projects/cern-kicad/wiki/ratsnest-gal#Possible-upgrades).
>      > I had a short try with OpenMP, but I did not get any better
>     results, so
>      > it seems that I could have done it wrong.
>
>     Some articles:
>     http://locklessinc.com/articles/vectorize/
>     http://gcc.gnu.org/projects/tree-ssa/vectorizathttps://twiki.cern.ch
>     https://twiki.cern.ch/twiki/bin/view/CMSPublic/WorkBookWritingAutovectorizableCode
>
>     Some tools:
>     http://code.entropywave.com/blog/
>     http://gnuradio.org/redmine/projects/gnuradio/wiki/Volk
>
>     ORC may be the best tool to go with. GNU Radio's DSP stack and GStreamer
>     depends on it.
>
>      > If there are volunteers who have some experience with
>     parallelization I
>      > am very eager to cooperate to speed up some of computations. The
>      > ratsnest algorithm is a perfect place to start with. It is
>     performed on
>      > per net basis, so they are all independent to each other.
>
>     I could possibly do something, but I'm not familiar with much of the
>     Kicad code. Single function "optimise this ->" might work, but delivery
>     times can't be guaranteed...
>
>     -Vesa
>
>
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