On Wed, 3 Jan 2024 05:26:43 -0700 Brian Inglis wrote: > On 2024-01-03 05:00, Takashi Yano via Cygwin-apps wrote: > > On Wed, 3 Jan 2024 04:38:02 -0700 > > Brian Inglis wrote: > >> On 2024-01-03 02:29, Takashi Yano via Cygwin-apps wrote: > >>> On Wed, 3 Jan 2024 08:54:17 +0100 > >>> Marco Atzeri wrote: > >>>> On 03/01/2024 06:25, Takashi Yano via Cygwin-apps wrote: > >>>>> On Wed, 3 Jan 2024 14:14:12 +0900 > >>>>> Takashi Yano via Cygwin-apps <cygwin-apps@cygwin.com> wrote: > >>>>>> I'd like to adopt the pocl package. > >>>>>> - Update to latest upstream release. > >> > >>>> $ git diff |grep "^+" > >>>> +++ b/cygwin-pkg-maint > >>>> +pocl Takashi Yano > >> > >>>>> Sorry, the latest upstream release is 5.0 however, 4.0 and later > >>>>> cannot be built in current cygwin because LLVM package is old. > >>>>> This update is up to 3.1. > >> > >>>>>> - Enable CUDA support. > >> > >>>> Curiosity, how do we support CUDA on Cygwin ? > >> > >>> nvidia cuda toolkit is used in build stage of user programs. > >>> Although this is not very desirable for cygwin package, I thought > >>> that the advantage of being able to use the GPU was greater than > >>> the disadvantage. > >>> However, on the second thought, cuda support should be a separeted > >>> package from the base package, and suggest installing cuda toolkit > >>> in the install stage of of that package. > >>> Let me consider a bit. If you have any idea, please let me know. > >> > >> Please note CUDA is Nvidia proprietary closed source - I do not think we > >> can or > >> should touch it when OpenCL 3+ supports Nvidia devices. > >> Fedora does not support CUDA although others do in their non-free > >> "sources". > > > > We do not touch CUDA itself or distribute its binaries, but just use > > binaries > > distributed by NVIDIA. Source code in pocl is not NVIDIA proprietary. In > > that > > sense, cygwin itself uses microsoft proprietary closed source modules. > > Cygwin provides and runs open source tools, headers, and libraries to perform > the builds and execution, calling proprietary interfaces to support POSIX.
I meant cygwin1.dll calls kernel32.dll which is not open source just like pocl with CUDA support calls nvcc.exe. -- Takashi Yano <takashi.y...@nifty.ne.jp>
