In <[EMAIL PROTECTED]>, on 07/21/2006
   at 06:07 PM, Gilbert Saint-Flour <[EMAIL PROTECTED]> said:

>Similarly, S/370 XA and S/390 architecture was 32-bit, 
>but addressing was only 31-bit.

XA yes, but S/390 supported bank switching (AR mode).
 
-- 
     Shmuel (Seymour J.) Metz, SysProg and JOAT
     ISO position; see <http://patriot.net/~shmuel/resume/brief.html> 
We don't care. We don't have to care, we're Congress.
(S877: The Shut up and Eat Your spam act of 2003)

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