patch: powerpc CALL_REALLY_USED_REGISTERS

Richard Henderson rth@redhat.com
Mon Nov 19 15:29:00 GMT 2001


On Thu, Nov 29, 2001 at 11:28:44AM -0600, Aldy Hernandez wrote:
> 2. unset the CALL_USED_REGISTER bit for VRSAVE *and* unset the
> FIXED_REGISTER bit for it as well.  this is probably the simplest
> solution, but i did not do this because i don't know if gcc will try to
> allocate it (it shouldn't, because it's on a separate
> VRSAVE_REG_CLASS).  anyone know??

Yes, gcc would try to allocate it.


r~



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