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Re: [PATCH] Add Aarch64 SVE defines
- From: Szabolcs Nagy <szabolcs dot nagy at arm dot com>
- To: Alan Hayward <Alan dot Hayward at arm dot com>, "libc-alpha at sourceware dot org" <libc-alpha at sourceware dot org>
- Cc: nd at arm dot com
- Date: Tue, 12 Dec 2017 19:02:25 +0000
- Subject: Re: [PATCH] Add Aarch64 SVE defines
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On 08/12/17 14:59, Alan Hayward wrote:
> This patch adds Aarch64 SVE specific defines to glibc.
>
> The Linux kernel changes for Aarch64 SVE have recently been pulled
> into the head:
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c9b012e5f4a1d01dfa8abc6318211a67ba7d5db2
> Although not due to be in a kernel release until early 2018, we'd
> like to make sure any glibc changes are ready for a similar time.
>
> I haven't run any testsuites as the changes are should not effect them.
>
> Is this ok?
>
>
> Thanks,
> Alan.
>
>
> 2017-12-08 Alan Hayward <alan.hayward@arm.com>
>
> * elf/elf.h: Add NT_ARM_SVE.
> * sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h: Add HWCAP_SVE.
>
nowadays these files need to be updated as well:
sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
glibc release is in february so we have more time,
ideally we would wait for the kernel release.