Re: git: d78c2cd831d3 - main - arm64: Implement cpu_ptrace().

In reply to: Olivier Houchard : "git: d78c2cd831d3 - main - arm64: Implement cpu_ptrace()."
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From: John Baldwin <jhb_at_FreeBSD.org>
Date: Fri, 28 Oct 2022 16:02:25 UTC

On 10/27/22 2:30 PM, Olivier Houchard wrote:
> The branch main has been updated by cognet:
> 
> URL: https://cgit.FreeBSD.org/src/commit/?id=d78c2cd831d346b94c00c72b5a94a1a4f0dd3e53
> 
> commit d78c2cd831d346b94c00c72b5a94a1a4f0dd3e53
> Author:     Olivier Houchard <cognet@FreeBSD.org>
> AuthorDate: 2022-10-27 21:25:59 +0000
> Commit:     Olivier Houchard <cognet@FreeBSD.org>
> CommitDate: 2022-10-27 21:25:56 +0000
> 
>      arm64: Implement cpu_ptrace().
>      
>      Add a minimal implementation of cpu_ptrace() for arm64. It is only used to
>      get/set VFP registers for 32bits binaries, as it is apparently what we use
>      there, instead of the MI PT_GETFPREGS/PT_SETFPREGS.

Yes, on 32-bit arm the fpregs are the useless pre-VFP floating point registers so
aren't used.

-- 
John Baldwin