From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Guillaume Rousse <Guillaume.Rousse@inria.fr>
Cc: xen-devel@lists.xensource.com
Subject: Re: porting xen-detect ASM code into a shared library
Date: Thu, 10 Jul 2008 13:44:14 +0100 [thread overview]
Message-ID: <C49BC2AE.23DDF%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <487603F9.7020703@inria.fr>
On 10/7/08 13:43, "Guillaume Rousse" <Guillaume.Rousse@inria.fr> wrote:
>> It's gcc and x86 specific of course. Beyond that it is portable (across OSes
>> for example).
> What's the point of #ifdef __i386__ for the %ebx register usage issue,
> if whose cpuid function is x86-only ? Or is it actually a way to
> distinguish between gcc and other compilers ?
>
> And are they alternative for non-i386 arches ?
__i386__ versus __x86_64__
-- Keir
prev parent reply other threads:[~2008-07-10 12:44 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-10 9:21 porting xen-detect ASM code into a shared library Guillaume Rousse
2008-07-10 9:28 ` Keir Fraser
2008-07-10 10:54 ` Guillaume Rousse
2008-07-10 10:57 ` Keir Fraser
2008-07-10 11:42 ` Guillaume Rousse
2008-07-10 12:18 ` Keir Fraser
2008-07-10 12:30 ` Guillaume Rousse
2008-07-10 12:31 ` Keir Fraser
2008-07-10 12:43 ` Guillaume Rousse
2008-07-10 12:44 ` Keir Fraser [this message]
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