------- Additional Comments From ncunningham at cyclades dot com 2005-08-23
11:41 -------
Subject: Re: GCC should error out when clobbering
the stack pointer and frame pointer
The function needs to be inlined - the return value especially is
pivotal in the transition from the booted kernel context to the
suspended one. That said, I'm no x86 assembly guru, so there might be a
way around it.
Regards,
Nigel
On Tue, 2005-08-23 at 21:34, pinskia at gcc dot gnu dot org wrote:
> ------- Additional Comments From pinskia at gcc dot gnu dot org 2005-08-23
> 11:34 -------
> (In reply to comment #20)
> > gcc shouldn't always error out in this situation. For suspend to disk, we
> > clobber all registers when restoring the original cpu context after copying
> > back
> > the original kernel context. We could lie to gcc and say we don't clobber
> > the
> > register, but I'd prefer to be honest :>
>
> You know you can use a function to do that and a .s file for that right? You
> don't need to use an inline-
> asm, right?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11807
