[rfa] Add iq2000 family to src/cpu

[Andrew Cagney]

> Hi Andrew,
> 
> 
>> 2003-06-03  Andrew Cagney  <cagney@redhat.com>
>>
>> 	Contributed by Red Hat.
>> 	* iq2000.cpu: New file.  Written by Ben Elliston, Jeff Johnston,
>> 	Stan Cox, and Frank Ch. Eigler.
>> 	* iq2000.opc: New file.  Written by Ben Elliston, Frank
>> 	Ch. Eigler, Chris Moller, Jeff Johnston, and Stan Cox.
>> 	* iq2000m.cpu: New file.  Written by Jeff Johnston.
>> 	* iq10.cpu: New file.  Written by Jeff Johnston.
> 
> 
> Approved - please apply.

Committed.

Andrew