Hi! On 2023-12-13T21:52:29+0100, I wrote: > On 2023-12-12T02:05:26+0000, "Zhu, Lipeng" <lipeng....@intel.com> wrote: >> On 2023/12/12 1:45, H.J. Lu wrote: >>> On Sat, Dec 9, 2023 at 7:25 PM Zhu, Lipeng <lipeng....@intel.com> wrote: >>> > On 2023/12/9 23:23, Jakub Jelinek wrote: >>> > > On Sat, Dec 09, 2023 at 10:39:45AM -0500, Lipeng Zhu wrote: >>> > > > This patch try to introduce the rwlock and split the read/write to >>> > > > unit_root tree and unit_cache with rwlock instead of the mutex to >>> > > > increase CPU efficiency. In the get_gfc_unit function, the >>> > > > percentage to step into the insert_unit function is around 30%, in >>> > > > most instances, we can get the unit in the phase of reading the >>> > > > unit_cache or unit_root tree. So split the read/write phase by >>> > > > rwlock would be an approach to make it more parallel. >>> > > > >>> > > > BTW, the IPC metrics can gain around 9x in our test server with >>> > > > 220 cores. The benchmark we used is >>> > > > https://github.com/rwesson/NEAT > >>> > > Ok for trunk, thanks. > >>> > Thanks! Looking forward to landing to trunk. > >>> Pushed for you.
> I've just filed <https://gcc.gnu.org/PR113005> > "'libgomp.fortran/rwlock_1.f90', 'libgomp.fortran/rwlock_3.f90' execution > test timeouts". > Would you be able to look into that? See my update in there. Grüße Thomas ----------------- Siemens Electronic Design Automation GmbH; Anschrift: Arnulfstraße 201, 80634 München; Gesellschaft mit beschränkter Haftung; Geschäftsführer: Thomas Heurung, Frank Thürauf; Sitz der Gesellschaft: München; Registergericht München, HRB 106955
