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Re: RFC: Fix ARMv3 support
- From: Christophe Lyon <christophe dot lyon at linaro dot org>
- To: Nick Clifton <nickc at redhat dot com>
- Cc: Richard Earnshaw <richard dot earnshaw at arm dot com>, Ramana Radhakrishnan <ramana dot radhakrishnan at arm dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Date: Thu, 18 Feb 2016 14:28:00 +0100
- Subject: Re: RFC: Fix ARMv3 support
- Authentication-results: sourceware.org; auth=none
- References: <87lh6k8tf8 dot fsf at redhat dot com> <CAKdteOYSzbjG9VBUR4p7JxxwokKtZXcaW1o8BnFqLxg2Kqh1fw at mail dot gmail dot com> <56C5C519 dot 2070008 at redhat dot com>
On 18 February 2016 at 14:20, Nick Clifton <nickc@redhat.com> wrote:
> Hi Christophe,
>
>> Could you modify your new testcases, such that they call
>> check_effective_target_arm_arm_ok ?
>
> Good idea - done.
>
>> I'm just realizing that we currently generate arm_arch_vX_ok
>> for X >=4 only. Maybe you should also add v3?
>
> Possibly. I am not at all sure how important v3 support is any more
> (or support for any ARM architecture prior to v4t). Do you know of
> anyone who still needs it ?
>
I am not aware of any such user, but the ARM maintainers would know
better for sure.
FWIW, the original bug report came from the kernel team, when building
all the existing
configurations. So it seems the Linux kernel still wants to support v3.
> Cheers
> Nick