[RFA] Functionalize registers[] and register_valid[]

[Andrew Cagney]

Nick Duffek wrote:
> 
> On 3-Jan-2001, Michael Snyder wrote:
> 
> >Based on your description, I say go for it.
> 
> Thanks.
> 
> Since this and the other regcache.c patch are so large and touch such a
> fundamental piece of GDB, I'll commit them after a 2-day waiting period.

Nick, just FYI.

2-days in the middle of the summer holidays is kind of pushing it. 
Jumbo patches are best left on the table for a little longer than that.

	Andrew