Changing the default 32-bit x86 arch for Fedora 12 (#2)

Steven Moix steven.moix at axianet.ch
Thu Jun 18 06:20:52 UTC 2009


On 06/17/2009 11:39 PM, Luya Tshimbalanga wrote:
> On 06/17/2009 10:52 AM, Bill Nottingham wrote:
>> Given the loud feedback, I've updated the proposal at:
>> https://fedoraproject.org/wiki/Features/F12X86Support
>>
>> The revised proposal:
>>
>> - Build all packages for i686 (this requires cmov)
>> - Optimize for Atom
>>
>> Why?
>>
>> - We don't really support i586 in any meaningful matter
>> - OLPC still works with base i686
>> - We are likely doing a mass rebuild for F-12 anyways, might as well
>> switch
>> while we're doing it
>> - Atom is the only currently produced 32-bit x86 chip of note; optimize
>> for what's currently available
> What about Pentium M family aka Centrino?

The Pentium M chips are powerful enough not to care too much about 1-2% 
optimizations IMO, Atom is another story.

Steven




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