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Re: [Xen-devel] porting xen-detect ASM code into a shared library
| To: | Guillaume Rousse <Guillaume.Rousse@xxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] porting xen-detect ASM code into a shared library |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Thu, 10 Jul 2008 13:44:14 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Thu, 10 Jul 2008 05:44:39 -0700 |
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| Thread-index: | Acjiiqh65zSqcE59Ed2MOAAX8io7RQ== |
| Thread-topic: | [Xen-devel] porting xen-detect ASM code into a shared library |
| User-agent: | Microsoft-Entourage/11.4.0.080122 |
On 10/7/08 13:43, "Guillaume Rousse" <Guillaume.Rousse@xxxxxxxx> 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 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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