mail archive of the barebox mailing list
 help / color / mirror / Atom feed
From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Barebox List <barebox@lists.infradead.org>
Subject: Re: [PATCH] ARM: aarch64: Re-implement most of barebox_arm_entry() in assembly
Date: Mon, 9 Sep 2019 21:29:43 -0700	[thread overview]
Message-ID: <CAHQ1cqEA8SFizvU33d4+L_NuF_4GtQmtCJiM=ZW-aSsLRmHOLg@mail.gmail.com> (raw)
In-Reply-To: <20190909084220.23dw5yg7ekwni5jw@pengutronix.de>

On Mon, Sep 9, 2019 at 1:42 AM Sascha Hauer <s.hauer@pengutronix.de> wrote:
>
> On Sat, Sep 07, 2019 at 04:56:45PM -0700, Andrey Smirnov wrote:
> > GCC9 now produces the following warning:
> >
> > common.h:51:2: warning: listing the stack pointer register ‘sp’ in a clobber list is deprecated [-Wdeprecated]
> >    51 |  __asm__ __volatile__("mov sp, %0"
> >       |  ^~~~~~~
> > common.h:51:2: note: the value of the stack pointer after  an ‘asm’ statement must be the same as it was before the statement
>
> Hm, this makes an arm_setup_stack() function illegal by definition. I
> think we have work to do :(
>
> Can you change both arm32 and aarch64 to assembly in this patch? We have
> to do something anyway, changing both architectures might make this
> patch simpler.
>

Sure, will do in v2.

Thanks,
Andrey Smirnov

_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox

      reply	other threads:[~2019-09-10  4:29 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-07 23:56 Andrey Smirnov
2019-09-09  8:42 ` Sascha Hauer
2019-09-10  4:29   ` Andrey Smirnov [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CAHQ1cqEA8SFizvU33d4+L_NuF_4GtQmtCJiM=ZW-aSsLRmHOLg@mail.gmail.com' \
    --to=andrew.smirnov@gmail.com \
    --cc=barebox@lists.infradead.org \
    --cc=s.hauer@pengutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox