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DateMon, 30 Dec 2002 11:29:11 +0000
FromDave Jones <>
SubjectRe: Intel P6 vs P7 system call performance
On Sat, Dec 28, 2002 at 10:37:06PM +0200, Ville Herva wrote:

> > SYSCALL is AMD. SYSENTER is Intel, and is likely to be significantly
> Now that Linus has killed the dragon and everybody seems happy with the
> shiny new SYSENTER code, let just add one more stupid question to this
> thread: has anyone made benchmarks on SYSCALL/SYSENTER/INT80 on Athlon? Is
> SYSCALL worth doing separately for Athlon (and perhaps Hammer/32-bit mode)?

Its something I wondered about too. Even if it isn't a win for K7,
it's possible that the K6 family may benefit from SYSCALL support.
Maybe even the K5 if it was around that early ? (too lazy to check pdf's)

Dave

--
| Dave Jones. http://www.codemonkey.org.uk
| SuSE Labs
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