Patch for IA64 RFmode constants

[Eric Botcazou]

> OK for checkin?
>
> 2008-06-12  Steve Ellcey  <sje@cup.hp.com>
>
> 	* config/ia64/ia64.c (ia64_legitimate_constant_p): Do not allow
> 	RFmode constants.

Note that this needs to be put on the 4.3 branch as well (if approved).

-- 
Eric Botcazou