Re: [Linux-ia64] New rev 2.1 SDM for Itanium published

Matt Chapman
2002-11-22T09:12:42Z

On Thu, Nov 21, 2002 at 07:47:11AM -0800, Mallick, Asit K wrote:
> This version includes the 3 new instructions:
> - atomic ops (16 byte compare and exchange)

I presume this one is not backwards-compatible with existing processor
implementations? If so, should this be noted somewhere so that naive
people who read the manuals don't assume that it's implemented?

Matt