-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Johan,
Glad you're interested! That FFC branch is actually already published: lp:~florian-rathgeber/ffc/gpu-wrappers It is a dirty hack rather though, but I'd be happy about suggestions on how to improve its design. Florian On 22/01/11 08:49, Johan Hake wrote: > Florian! > > Thanks for sharing your Master thesis. It was informative reading! You > mention > that you modified FFC too. Will this branch also be published? > > Johan > > On Friday January 21 2011 02:34:43 Florian Rathgeber wrote: >> There is no master plan I know of. For my MSc project with Johan Jansson >> at KTH last year I implemented GPU assembly and solve using DOLFIN. >> There are 2 backends: a native CUDA one and one using the cusp library >> from NVIDIA. I'm currently trying to get my code in shape and working >> with the current dolfin-dev to publish in a branch on launchpad >> (lp:~florian-rathgeber/dolfin/gpu-backend). The code currently in there >> is broken, I had pushed it to show the CMake problems I was seeing. >> Hopefully I can push something working soon. >> >> If you want to read up on the background my MSc thesis is probably a >> good start: >> http://www.nada.kth.se/utbildning/grukth/exjobb/rapportlistor/2010/rapporte >> r10/rathgeber_florian_10106.pdf >> >> I don't know how much time I will have to maintain this, but I thought >> it would be useful to have something out for people to play with and >> show there is work in this direction in the FEniCS community. >> >> Florian >> >> On 20/01/11 22:47, Anders Logg wrote: >>> On Thu, Jan 20, 2011 at 11:03:51PM +0100, Marie E. Rognes wrote: >>>> On 01/20/2011 10:10 PM, Johan Hake wrote: >>>> Florian! >>>> >>>> Out of curiosity, are you planing to implement GPU assembly too? To >>>> me it looked like your code "only" exploited solve on the GPU. >>>> >>>> I guess GPU assemble is even more parallelizable than the solving >>>> process. At least if you settle with gathering the elemement >>>> matrices in parallel and then fanning them out in some sort of >>>> serial operation. In this way you miss the possibility to solve on >>>> the GPU, which I guess you are exploiting. >>>> >>>> I'm real interested too in hearing more about your plans! >>>> >>>> There has been quite a bit of mentions with regard to "doing stuff on >>>> GPUs" from different parts of the FEniCS community over the last year >>>> or so. Is there a master plan out there somewhere? >>> >>> I don't think there's a master plan (yet), but many are interested and >>> the group at Imperial have been working on it for some time. It would >>> be interesting to hear more about the progress. >>> >>> >>> _______________________________________________ >>> Mailing list: https://launchpad.net/~dolfin >>> Post to : [email protected] >>> Unsubscribe : https://launchpad.net/~dolfin >>> More help : https://help.launchpad.net/ListHelp -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEARECAAYFAk1AI/gACgkQ8Z6llsctAxYYKQCeOkiZtV7JZ72Ykjm/e1E+PZZ+ p2kAn39nOo6xbC9kCDx1j2OUIyxdDSOl =KRsZ -----END PGP SIGNATURE-----
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