Subj : Double-width CAS?
To   : comp.programming.threads
From : Eerf Kcol
Date : Tue Jan 11 2005 11:12 am

Hi,

In building lockfree algorithms, we often see CAS. But double-width CAS has
also been mentioned quite a lot.

What is double-width CAS? What is the difference/advantage it has over
CAS? Can you give an example of its usage when it has an advantage over CAS.


Thanks.

.