Subj : Re: AMD has cmpxchg16b now - sort of
To   : comp.programming.threads
From : Casper H.S. Dik
Date : Tue Mar 08 2005 04:47 pm

"Joe Seigh" <jseigh_01@xemaps.com> writes:

>No I meant versioning.  When they add a new architectural feature,
>it becomes present on every processor of a certain version or later.
>That way, all you need to know when getting a processor is the version
>number.

And version X from competeitor A, version Y from B, version Z from C,
etc.  There are four or five viable x86 CPU producers.  The
version bits work much better in x86 space because of that.

Casper
-- 
Expressed in this posting are my opinions.  They are in no way related
to opinions held by my employer, Sun Microsystems.
Statements on Sun products included here are not gospel and may
be fiction rather than truth.

.