Hello Bogdan I just installed the GIT version of pyfft, and it worked fine. I dont know if you did something about the workgroupsize, but I'm not receiving any warning now.
Many thanks Ricardo 2011/7/1 Bogdan Opanchuk <[email protected]> > Hello Ricardo, > > I committed the patch with 'cl_amd_fp64' support to git, please check > if it works for you. As for the errors in test_errors.py, I managed to > find a machine with Radeon 46-something, so I will try to investigate > this. > > Best regards, > Bogdan > > 2011/7/1 Ricardo Amézquita <[email protected]>: > > Dear Bogdan > > > > As far as I know the results I'm obtaining are correct despite the > warnings. > > I'll try to make some more detailed tests and let you know. > > > > About the pyfft tests, the performance test runs, the func test runs but > the > > error test gives an error message and does not run. > > > > There is something else I forgot to tell you, in the kernel.mako file I > had > > to make a change to be able to use double numbers, I had to change the > line > > 11 from > > > > #pragma OPENCL EXTENSION cl_khr_fp64 : enable > > > > to > > > > #pragma OPENCL EXTENSION cl_amd_fp64: enable > > > > because this boards do not accept the first pragma (i guess the double > > support is not complete) > > > > I had to do a similar change in pyopencl, so the kernels for sum could > > compile > > > > Attached I'm sending the result for the tests. If you need anything else > > please let me know, > > > > About Andreas question: > > The max work group size reported is > > > > a.get_info(cl.device_info.MAX_WORK_GROUP_SIZE) > > Out[8]: 256 > > > > but I think, I saw somewhere (I'm not completely sure and I cant find the > > source right now), that when barriers where used, the group size was > limited > > to 64. > > > > > > > > One more thing, I would like to thank you, and also to thank Andreas for > all > > the work you have put into this pieces of software. > > > > Regards > > > > -- > > Ricardo Amézquita O > > > > Combustión Ingenieros Ltda > > Cll 25B # 85B - 76, Bogotá / Colombia > > Tel: 57-1-2635232 > > Fax: 57-1-4296516 > > http://www.cihologramas.com > > > > > -- Ricardo Amézquita O Combustión Ingenieros Ltda Cll 25B # 85B - 76, Bogotá / Colombia Tel: 57-1-2635232 Fax: 57-1-4296516 http://www.cihologramas.com
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