[MPlayer-users] cpu detection, athlon-4 vs. athlon-xp

Corey Hickey bugfood-ml at fatooh.org
Wed Apr 2 21:08:53 CEST 2003

Vladimir Mosgalin wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> On Tue, 1 Apr 2003, Corey Hickey wrote:
> CH>I have a family 6, model 8, stepping 0, AthlonXP 2200+ that ./configure
> CH>detects as an athlon-4 rather than an athlon-xp. As far as I can tell,
> CH>
> CH>Is this correct? Should my CPU be detected as athlon-xp, or as an
> CH>athlon-4? Either way, does this result in different optimizations for
> CH>gcc-3.2, and does it matter?
> That doesn't matter at all, for gcc-3.2.1 athlon-4, athlon-xp and
> athlon-mp are the same.
> Look at /usr/lib/gcc-lib/i386-(your-distribution)/3.2.1/specs (or
> similar name).

Yeah, last night I built current cvs, then modified configure to detect
my cpu as an athlon-xp and built again, and the resulting binaries were
identical. I figured as much.


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