[llvm-dev] Should we have a "GPU working group"?

[Justin Lebar via llvm-dev]

Daniele (cc'ed) may be interested in all this, too.

On Thu, Nov 11, 2021 at 8:39 AM Chesterfield, Jonathan <
Jonathan.Chesterfield at amd.com> wrote:

> [AMD Official Use Only]
>
> Sounds good to me. Ideally get some cuda / opencl / hip people involved.
>
> Jon
> ------------------------------
> *From:* Lei Zhang <antiagainst at google.com>
> *Sent:* 11 November 2021 15:44
> *To:* Valentin Churavy <v.churavy at gmail.com>
> *Cc:* Johannes Doerfert <johannesdoerfert at gmail.com>; Lieberman, Ron <
> Ron.Lieberman at amd.com>; justin.lebar at gmail.com <justin.lebar at gmail.com>;
> Chesterfield, Jonathan <Jonathan.Chesterfield at amd.com>;
> llvm-dev at lists.llvm.org <llvm-dev at lists.llvm.org>;
> tianshilei1992 at gmail.com <tianshilei1992 at gmail.com>; Rodgers, Gregory <
> Gregory.Rodgers at amd.com>; Huber, Joseph <huberjn at ornl.gov>;
> Narayanaswamy, Ravi <ravi.narayanaswamy at intel.com>
> *Subject:* Re: [llvm-dev] Should we have a "GPU working group"?
>
> [CAUTION: External Email]
> +1. There are certainly efforts that need broad collaboration among
> various interest parties; they would benefit from more interactive
> discussions to have everybody on the same page. What immediately jumps into
> my mind include how we can push to have unified/better SPIR-V support in
> LLVM proper / cross LLVM/MLIR, etc. It's a big one that I'd assume will
> take a long time to unfold and will have back and forth. Having a place to
> discuss will actually make sure we put efforts towards it (or at least have
> plans and revisit periodically). There are certainly many other topics to
> discuss too, as said by Johannes. I think this is a great idea.
>
> Thanks,
> Lei
>
>
> On Wed, Nov 10, 2021 at 4:03 PM Valentin Churavy via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
> I would certainly be interested in joining such an effort.
>
> -V
>
> On Wed, Nov 10, 2021 at 3:56 PM Johannes Doerfert via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
> Hey,
>
> We nowadays have various "working groups" that meet regularly to discuss
> technical topics (incl. RISC-V, MLIR, OpenMP, Alias Analysis, ML, Flang,
> ...).
> It's a reasonably nice way for people to connect and present ideas, get
> feedback, etc. in an interactive environment.
> While the OpenMP meeting has a strong emphasis on offloading, we do not
> meet to discuss "generic GPU" topics as a community.
>
> This email is to determine if people would be interested in meeting once
> every N weeks (initially we could say 2) to coordinate efforts in this
> space, e.g., development of GPU-specific optimizations, organization of
> driver and backend code, dealing with issues like convergent functions, ...
>
> I CC'ed a bunch of people that might want to join such a meeting but
> certainly this is something everyone would be invited to and I hope
> people forward this to parties that might not read llvm-dev.
>
> Looking forward to hear what people think :)
>
> ~ Johannes
>
>
>
>
> --
> ───────────────────
> ∽ Johannes (he/his)
>
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