From: Mark Salter <msalter-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Ard Biesheuvel <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
catalin.marinas-5wv7dgnIgG8@public.gmane.org,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org,
leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
roy.franz-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
olivier.martin-5wv7dgnIgG8@public.gmane.org
Subject: Re: [PATCH v2 0/2] efi: preserve NEON registers on UEFI services calls
Date: Thu, 26 Jun 2014 09:58:07 -0400 [thread overview]
Message-ID: <1403791087.755.120.camel@deneb.redhat.com> (raw)
In-Reply-To: <1403777346-28629-1-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
On Thu, 2014-06-26 at 12:09 +0200, Ard Biesheuvel wrote:
> The current UEFI implementation for arm64 fails to preserve/restore the contents
> of the NEON register file,
Does the current implementation actually use NEON registers?
I know there are some at least, which build with -mgeneral-regs-only
to keep gcc from using NEON registers.
Not that that means we don't need this. Just curious.
next prev parent reply other threads:[~2014-06-26 13:58 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-26 10:09 [PATCH v2 0/2] efi: preserve NEON registers on UEFI services calls Ard Biesheuvel
[not found] ` <1403777346-28629-1-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-06-26 10:09 ` [PATCH v2 1/2] efi/x86: move UEFI Runtime Services wrappers to generic code Ard Biesheuvel
[not found] ` <1403777346-28629-2-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-07-01 13:30 ` Matt Fleming
[not found] ` <20140701133033.GD7539-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-07-01 13:35 ` Ard Biesheuvel
[not found] ` <CAKv+Gu_hyXaFEydpRQCB0vP260oJpFftytN_Ex++shMdpFpafg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-07-01 13:48 ` Matt Fleming
2014-06-26 10:09 ` [PATCH v2 2/2] efi/arm64: preserve FP/SIMD registers on UEFI runtime services calls Ard Biesheuvel
[not found] ` <1403777346-28629-3-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-07-04 15:45 ` Catalin Marinas
[not found] ` <20140704154522.GJ16404-5wv7dgnIgG8@public.gmane.org>
2014-07-04 15:51 ` Ard Biesheuvel
2014-07-04 16:59 ` Catalin Marinas
[not found] ` <20140704165955.GL16404-5wv7dgnIgG8@public.gmane.org>
2014-07-04 17:15 ` Ard Biesheuvel
2014-06-26 13:58 ` Mark Salter [this message]
[not found] ` <1403791087.755.120.camel-PDpCo7skNiwAicBL8TP8PQ@public.gmane.org>
2014-06-26 14:22 ` [PATCH v2 0/2] efi: preserve NEON registers on UEFI " Ard Biesheuvel
2014-07-01 13:26 ` Matt Fleming
[not found] ` <20140701132638.GC7539-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-07-01 13:46 ` Ard Biesheuvel
2014-07-08 15:33 ` Olivier Martin
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