Great — thanks!

Manuel

Ian Ross <i...@skybluetrades.net>:

> That's right.  I do install the CUDA SDK on Travis, so I end up with a CUDA 
> installation with a working nvcc that the cuda Haskell package can use, but I 
> don't install any drivers, so I don't think I'd be able to actually run any 
> CUDA code (since nVIDIA seem to have removed the emulator that used to be in 
> the SDK -- from a quick search, it seems that Ocelot is the only emulator for 
> Linux now).
> 
> Here's what I do in the regression suite:
> 
> wget 
> http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1204/x86_64/cuda-repo-ubuntu1204_5.5-0_amd64.deb
> sudo dpkg -i cuda-repo-ubuntu1204_5.5-0_amd64.deb
> sudo apt-get update
> sudo apt-get install cuda-5.5
> 
> That seems to be enough to convince the config scripts for the cuda package 
> that there's a real CUDA installation there, and it's enough to build the 
> package.
> 
> When I have time, I'll play with getting Ocelot working.  Then we'll be able 
> to run the package tests for all of these things as well.
> 
> 
> 
> On 20 May 2014 02:49, Manuel M T Chakravarty <c...@cse.unsw.edu.au> wrote:
> I think, Ryan is wondering about the compilation environment (and I’m, too, 
> to be honest), because the ’cuda’ package depends on the NVIDIA CUDA SDK. In 
> particular, the configure script of the package tries to determine the 
> location of the NVIDIA compiler tools as well as the headers of the various 
> CUDA-related APIs. Hence, even building the package requires a machine with a 
> somewhat working CUDA installation.
> 
> Manuel
> 
> Ian Ross <i...@skybluetrades.net>:
> 
>> No, nothing as clever as that.  I took the strictly low-rent route of only 
>> testing that the regression suite packages successfully build.  I don't run 
>> the package test suites, so I don't need to run any CUDA code.  What I'd 
>> been finding was that most of the problems I'd been seeing with C2HS were 
>> things that would be picked up just by trying to build the packages -- out 
>> of all the problems I've seen recently, all of them were either related to 
>> problems parsing C headers or the CHS files themselves, or to generating 
>> invalid Haskell code.  I've yet to see a single problem where C2HS generates 
>> Haskell code that compiles but doesn't work.  Also, I didn't even know that 
>> such a thing as a CUDA emulator existed!  Now that I do, maybe I'll 
>> experiment a bit when I have time and see if I can run the regression suite 
>> package test cases as well...
>> 
>> 
>> On 19 May 2014 17:15, Ryan Newton <rrnew...@gmail.com> wrote:
>> Oh, did you use a CUDA emulator on Travis?  (What is the best one these 
>> days?)
>> 
>> 
>> 
>> On Sat, May 17, 2014 at 12:55 AM, Ian Ross <i...@skybluetrades.net> wrote:
>> Thanks Ryan,
>> 
>> I got the cuda package (and cufft and OpenCL) building on Travis without too 
>> much trouble, after a bit of experimentation on an EC2 instance with the 
>> same Linux build as Travis uses.  It was easier than I thought it would be, 
>> and the CUDA installation process seems to be getting easier over time, so 
>> supporting this sort of thing for newer versions of CUDA should be easy.
>> 
>> Cheers,
>> 
>> Ian.
>> 
>> 
>> 
>> On 16 May 2014 07:59, Ryan Newton <rrnew...@gmail.com> wrote:
>> Hi all,
>> 
>> Sorry for long-delayed response.
>> 
>> Yes, some of our jobs do happen to install accelerate-cuda (like this one, 
>> and this one).  We don't have a dedicated set of tests for accelerate-cuda 
>> itself.  (But we should soon.  I hope to test all backend ends uniformly.)
>> 
>> We have a pretty heterogeneous config in terms of cuda installs.  Most of 
>> our tests run on a set of machines that still have CUDA 4.2, but my own 
>> work-station and laptop have 5.5.
>> 
>> Cheers,
>>   -Ryan
>> 
>> 
>> 
>> On Tue, Apr 15, 2014 at 12:22 AM, Manuel M T Chakravarty 
>> <c...@cse.unsw.edu.au>wrote:
>> Hi Ian,
>> 
>> We haven’t build the cuda package in a CI environment, but Ryan Newton has 
>> Accelerate in on a CI server.
>> 
>> Ryan, are you building with the CUDA backend?
>> 
>> Ian, I’m not sure what you mean by CUDA version 6. I believe the latest CUDA 
>> release from NVIDIA is 5.5.
>> 
>> Cheers,
>> Manuel
>> 
>> Ian Ross <i...@skybluetrades.net>:
>>> Hi Manuel (and/or Trevor!),
>>> 
>>> Have you had any luck in building CUDA on Travis or any other CI 
>>> environment?  I've not managed to build it on my desktop machine, but 
>>> that's mostly due to not having an NVIDIA card and to being on Arch Linux, 
>>> where the current CUDA install is version 6 instead of 5...  This C2HS 
>>> regression suite idea has already turned out to be useful, catching a 
>>> couple of silly little bugs I'd introduced, and I'd really like to include 
>>> as many packages as possible, and to have it run as a CI test.
>>> 
>>> I'll have a try on Travis myself, but it would be useful to know if you've 
>>> already figured out what's needed.
>>> 
>>> Thanks,
>>> 
>>> Ian.
>>> 
>>> 
>>> 
>>> On 2 April 2014 06:43, Manuel M T Chakravarty <c...@cse.unsw.edu.au> wrote:
>>> Good plan! Please include 
>>> 
>>>   http://hackage.haskell.org/package/cuda
>>> 
>>> Manuel
>>> 
>>> Ian Ross <i...@skybluetrades.net>:
>>> 
>>>> Dear All,
>>>> 
>>>> I'm trying to make a list of packages that depend on C2HS, in order to 
>>>> make a regression suite to test new releases.  I slightly broke things in 
>>>> the last release and only found out about it when people started reporting 
>>>> regressions when trying to build packages that use C2HS.  The number of 
>>>> moving parts involved make it difficult to write a test suite with full 
>>>> coverage, so the best approach seems to be to make a list of packages and 
>>>> make sure that these all build before doing a release.
>>>> 
>>>> I've not been able to figure out a way to do reverse dependency searches 
>>>> on Hackage for build tools, hence the email.
>>>> 
>>>> If you have a package that uses C2HS that you'd like added to the 
>>>> regression suite, let me know.
>>>> 
>>>> Cheers,
>>>> 
>>>> Ian.
>>>> 
>>>> -- 
>>>> Ian Ross   Tel: +43(0)6804451378   i...@skybluetrades.net   
>>>> www.skybluetrades.net
>>>> _______________________________________________
>>>> C2hs mailing list
>>>> C2hs@haskell.org
>>>> http://www.haskell.org/mailman/listinfo/c2hs
>>> 
>>> 
>>> 
>>> 
>>> -- 
>>> Ian Ross   Tel: +43(0)6804451378   i...@skybluetrades.net   
>>> www.skybluetrades.net
>>> _______________________________________________
>>> C2hs mailing list
>>> C2hs@haskell.org
>>> http://www.haskell.org/mailman/listinfo/c2hs
>> 
>> 
>> 
>> 
>> 
>> -- 
>> Ian Ross   Tel: +43(0)6804451378   i...@skybluetrades.net   
>> www.skybluetrades.net
>> 
>> 
>> 
>> 
>> -- 
>> Ian Ross   Tel: +43(0)6804451378   i...@skybluetrades.net   
>> www.skybluetrades.net
> 
> 
> 
> 
> -- 
> Ian Ross   Tel: +43(0)6804451378   i...@skybluetrades.net   
> www.skybluetrades.net
> _______________________________________________
> C2hs mailing list
> C2hs@haskell.org
> http://www.haskell.org/mailman/listinfo/c2hs

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