Re: gcc support of mips32 release 2

[Dominic Sweetman <dom@mips.com>]

> > Seems to me, this mips32 release 2 is an extension of
> > mips32, added some new instructions, eg. EHB, etc. So
> > would it be necessary that gcc be updated, like what
> > gnu as has done, in the future to reflect this
> > extension?
> 
> It will be in the soon to be released 3.4. Contributed by Chris
> Demetriou of Broadcom.

We added patterns to let our (old) GCC use the new rotates and
bit-insert/extracts, at least in simple cases.  I'm not sure whether
we've put those in our 3.4 evolution tree yet, but if we have we
should push those out.

--
Dominic Sweetman
MIPS Technologies.