Saving/restoring the entire register set

[Andrew Cagney]

> Hmm, the patch in that file is missing the contents of regbuf.[ch], so I 
> can't try it, even if I wanted :-(

Oops.  Watch for a reply with everything


>> For the record (per numerious change requests) {read,write} register 
>> bytes need to be snuffed out.
> 
> 
> Yes please...

More importantly, that one is ``moving forward''.

> How about creating a "regbuf" branch where we can play with these ideas a 
> little more without the risk of destabilizing everything?  That way we 
> don't keep having to wait a week for each change to go in.

Hmm, ....!

Andrew