Yes, nice improvement in performance...
On Tue, Apr 24, 2012 at 7:20 PM, Ian Barber <[email protected]> wrote: > Just wanted to repost this commit to the list - looks very nice to me, but > my opinion is of much worth on this one :) It's merged in if anyone wants to > pull master and try. > > Ian > > > ---------- Forwarded message ---------- > From: Patrick Trantham > <reply+i-4264612-72449c8da2648442ec257fb7508ee2e07f8439d3-210...@reply.github.com> > Date: Tue, Apr 24, 2012 at 6:15 PM > Subject: [libzmq] Atomic operations for armv7a (#322) > To: Ian Barber <[email protected]> > > > This commit implements atomic operations for the armv7a architecture > using gcc inline assembly. This offers higher performance compared to > pthread mutexes. > > Tested on an am3517 evm, clocked at 600MHz: > > ./inproc_thr 200 1000000 > ------------------------ > 53-60K messages / sec, pthread mutexes > 73-90K messages / sec, assembly atomic ops > > ./inproc_lat 200 1000000 > ------------------------ > average latency: 42.234 [us], pthread mutexes > average latency: 35.496 [us], assembly atomic ops > > You can merge this Pull Request by running: > > git pull https://github.com/tranthamp/libzmq master > > Or you can view, comment on it, or merge it online at: > > https://github.com/zeromq/libzmq/pull/322 > > -- Commit Summary -- > > * Implement atomic operations for armv7a > > -- File Changes -- > > M src/atomic_counter.hpp (32) > M src/atomic_ptr.hpp (35) > > -- Patch Links -- > > https://github.com/zeromq/libzmq/pull/322.patch > https://github.com/zeromq/libzmq/pull/322.diff > > --- > Reply to this email directly or view it on GitHub: > https://github.com/zeromq/libzmq/pull/322 > > > _______________________________________________ > zeromq-dev mailing list > [email protected] > http://lists.zeromq.org/mailman/listinfo/zeromq-dev > _______________________________________________ zeromq-dev mailing list [email protected] http://lists.zeromq.org/mailman/listinfo/zeromq-dev
