Inner-loop optimization regression from 3.3 to 3.4
Jan Hubicka
jh@suse.cz
Sun Oct 19 20:36:00 GMT 2003
> On Sun, Oct 19, 2003 at 11:55:51AM +0200, Falk Hueffner wrote:
> > Maybe it's easier to do that in the machine description, that way it
> > gets also optimized if the user explicitely specified x >> 63.
>
> Eh. I'd really rather not... There are an uncountable multitude
> of such. I'd hope that the user example would be handled by
> combine.
OK, I will use the branch costs directly and lets see how far I get.
Honza
>
>
> r~
More information about the Gcc
mailing list