disable subregs?

[Tupshin Harper]

Jan Hubicka wrote:

>>What would be the easiest/best way of disabling all partial register and 
>>multi register usage when targetting a new CPU?
>>    
>>
>See REGNO_MODE_OK and CANNOT_CHANGE_MODE_CLASS_P macroas.
>
>Honza
>  
>
>>TIA
>>
>>-Tupshin
>>    
>>
Thanks, this looks like it will help, though nowhere in the gcc sources 
is there "CANNOT_CHANGE_MODE_CLASS_P". Did you mean 
"CANNOT_CHANGE_MODE_CLASS"?