[RFC PATCH v5] RISC-V: Add support for the Zfa extension

[Christoph Müllner]

On Thu, Jun 29, 2023 at 5:07 PM Jeff Law <jeffreyalaw@gmail.com> wrote:
>
>
>
> On 6/29/23 01:52, Christoph Müllner wrote:
> > The RISC-V Zfa extension has been frozen.
> >
> > As this was discussed elsewhere yesterday:
> > * Should this patch wait for ratification?
> > * Is this blocked by https://github.com/riscv-non-isa/riscv-asm-manual/pull/85 ?
> >
> > Nelson stated on Apr 12 (response to v4):
> > "If there are no new instructions or encodings/formats changed in the
> > future spec, then you should commit the patch when the extension is
> > ratified."
> >
> > So my understanding is that this needs to wait for ratification and is
> > not blocked by the mentioned PR.
> Is there something special about Zfa that makes it desirable to wait for
> ratification as opposed to standard practice of gating things as the
> specs get to a Frozen state?

Not to my knowledge.

BR
Christoph