PATCH RFA: Change MIPS ffs<mode>2 from define_insn to define_expand

[Maciej W. Rozycki]

On Mon, 11 Jul 2005, Richard Sandiford wrote:

> >> So I think either this patch or the previous one is an improvement,
> >> and I think you and Eric should pick one, or should describe a
> >> reasonable alternative.
> >
> >  Hmm, how about using "clz" for MIPS32/MIPS64?
> 
> Patches welcome ;)  I'm certainly not going to ask Ian to do that.

 I've just described a reasonable alternative for a subset of cases. ;-)  
Patches...  Well, certainly, but it may take a while, sorry.

  Maciej