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
>
>

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