On Wed, Jan 16, 2019 at 10:28 AM James Greenhalgh
<james.greenha...@arm.com> wrote:
>
> On Tue, Jan 15, 2019 at 09:29:46AM -0600, Kyrill Tkachov wrote:
> > Hi all,
> >
> > This patch adds a tuning struct for the Arm Ares CPU and uses it for
> > -m{cpu,tune}=ares.
> > The tunings are an initial attempt and may be improved upon in the future,
> > but they serve
> > as a decent starting point for GCC 9.
> >
> > With this I see a 1.3% improvement on SPEC2006 int and 0.3% on SPEC2006 fp
> > with -mcpu=ares.
> > On SPEC2017 I see a 0.6% improvement in intrate and changes in the noise
> > for fprate.
> >
> > Bootstrapped and tested on aarch64-none-linux-gnu.
> >
> > Ok for trunk?
>
> This only changes non-default tuning.
>
> OK.
>
> Are we nearly done with these types of changes in AArch64 for GCC 9? I'd
> like to see us start acting like it is stage 4 soon!
I am in the process of getting OcteonTX2 patches in shape to submit.
I hope to have them in a good shape by end of next week.
Thanks,
Andrew Pinski
>
> James
>
> > 2019-01-15 Kyrylo Tkachov <kyrylo.tkac...@arm.com>
> >
> > * config/aarch64/aarch64.c (ares_tunings): Define.
> > * config/aarch64/aarch64-cores.def (ares): Use the above.
