[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH 1/2] target/arm: Disable VFPv4-D32 when NEON is not available
|
From: |
Peter Maydell |
|
Subject: |
Re: [PATCH 1/2] target/arm: Disable VFPv4-D32 when NEON is not available |
|
Date: |
Fri, 30 Sep 2022 16:10:42 +0100 |
On Fri, 30 Sept 2022 at 15:59, Cédric Le Goater <clg@kaod.org> wrote:
>
> On 9/29/22 13:44, Peter Maydell wrote:
> > If you want to be able to turn off D32 and restrict to 16
> > registers, I think you need to add a separate property to
> > control that.
>
> Something like "vfp-d16" ?
That ends up being a sort of negative-polarity feature.
Maybe "vfp-d32" for "have 32 dregs", with 'no' meaning "only 16" ?
thanks
-- PMM
[PATCH 2/2] ast2600: Drop NEON from the CPU features, Cédric Le Goater, 2022/09/28