+Manolis Tsamis

On Tue, 1 Aug 2023 at 23:56, Jeff Law via Gcc-patches
<gcc-patches@gcc.gnu.org> wrote:
>
>
>
> On 8/1/23 13:14, Vineet Gupta wrote:
>
> >
> > I have some numbers for f-m-o v3 vs this. Attached here (vs. inline to
> > avoid the Thunderbird mangling the test formatting)
> Thanks.  Of particular importance is the leela change.  My recollection
> was that the f-m-o work also picked up that case.  But if my memory is
> faulty (always a possibility), then that shows a clear case where
> Jivan's work picks up a case not handled by Manolis's work.

f-m-o originally targeted (and benefited) the leela-case.  I wonder if
other optimizations/changes over the last year interfere with this and
what needs to be changed to accomodate this... looks like we need to
revisit against trunk.

Philipp.

> And on the other direction we can see that deepsjeng isn't helped by
> Jivan's work, but is helped by Manolis's new pass.
>
> I'd always hoped/expected we'd have cases where one patch clearly helped
> over the other.  While the .25% to .37% improvements for the three most
> impacted benchmarks doesn't move the needle much across the whole suite
> they do add up over time.
>
> Jeff

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