Need to use i586 kernel and i386 glibc for via c7 epia system

Hans de Goede j.w.r.degoede at hhs.nl
Mon Aug 27 10:38:55 UTC 2007


Nicolas Mailhot wrote:
> Le Lun 27 août 2007 12:07, Hans de Goede a écrit :
>> Hi all,
>>
>> A bit offtopic for this list, but this is the best place I could think
>> of to discuss this.
> 
> ...
> 
>> So appearantly the via c7 isn't all that i686 compatible as via
>> claims
> 
> As Alan will likely repeat, the glibc definition of i686 is not
> conformant with the Intel definition of i686. It includes instructions
> Intel declared  optional, and Via does not implement. So a glibc i686
> binary won't run on all the i686 processors on the market.
> 

I know, but this is a via C7 (not a C3) which _does_ implement the instructions 
to match the rpm definition of i686 (which means it does implement cmov), but 
appearantly it doesn't implement them too well.

Regards,

Hans




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