Re: Promoting RISC-V to a Tier 3 supported platform

Marten van Kerkwijk via NumPy-Discussion <[email protected]> Tue, 12 May 2026 18:15:35 +0100
Newsgroups gmane.comp.python.numeric.general
Message-ID <[email protected]>
Sounds like an excellent idea! (And a good plan.)
-- Marten

Ralf Gommers via NumPy-Discussion <[email protected]> writes:

> Hi all,
>
> There has been sustained interest in, and responsive contributors for, RISC-V support in
> NumPy. There are now self-hosted runners from the RISE project (https://riseproject.dev/),
> which we're about to get green (I hope) on https://github.com/numpy/numpy/pull/30995.
>
> Their interest extends to adding RISC-V as a supported platform for which we ship wheels on
> PyPI - see https://github.com/numpy/numpy/issues/30216. It seems a little too early to
> consider crossing that bridge today, but it's an up-and-coming platform so it's fairly likely
> that we'll consider it in the future I'd think.
>
> For now, I propose we add RISC-V as a Tier 3 platform at
> https://numpy.org/neps/nep-0057-numpy-platform-support.html#tier-3, next to ppc64le and
> Pyodide. That means we have CI support and contributors who have stuck up their hand and
> can be pinged in case of platform-specific issues that need addressing. 
>
> We also have SIMD and CPU detection code specific to RISC-V, so having native runners in CI
> will be quite helpful either way. And hopefully we can disable the slow QEMU-based job once
> we're happy with the self-hosted runners.
>
> Thoughts or concerns?
>
> Cheers,
> Ralf
>
> [2:text/plain Hide]
>
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