From: Dirk Heinrichs <dirk.heinrichs@altum.de>
Subject: Re: Benchmark Ada, please
Date: Sun, 06 Jul 2014 19:24:17 +0200
Date: 2014-07-06T19:24:17+02:00 [thread overview]
Message-ID: <lpc0o2$pdc$1@online.de> (raw)
In-Reply-To: lp8rct$f4a$1@speranza.aioe.org
Guillaume Foliard wrote:
> Here are the numbers with GNAT GPL 2014 on a Core2 Q9650 @ 3.00GHz:
Tried it on my (Linux) system, Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz, FSF
Gnat 4.6 as provided by Debian Jessie:
> $ gnatmake -O3 rbc_ada.adb
> $ time ./rbc_ada
> ...
> Elapsed time is = 1.966112682
% gnatmake -O3 Rbc_Ada.adb
% time ./Rbc_Ada
...
Elapsed time is = 1.909959513
./Rbc_Ada 1,91s user 0,00s system 97% cpu 1,972 total
> As for the C++ version:
I used g++ 4.9 on the same system:
> $ g++ -o testc -O3 RBC_CPP.cpp
> $ time ./testc
> ...
> Elapsed time is = 3.12033
% g++ -o testc -O3 RBC_CPP.cpp
% time ./testc
...
Elapsed time is = 2.13568
./testc 2,14s user 0,00s system 99% cpu 2,143 total
> So the Ada version is significantly faster
As you can see, Ada is still faster, but I wouldn't call that significantly
;).
Bye...
Dirk
--
Dirk Heinrichs <dirk.heinrichs@altum.de>
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prev parent reply other threads:[~2014-07-06 17:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-04 17:23 Benchmark Ada, please Victor Porton
2014-07-05 12:34 ` Guillaume Foliard
2014-07-05 13:00 ` Niklas Holsti
2014-07-05 17:00 ` Guillaume Foliard
2014-07-05 18:29 ` Niklas Holsti
2014-07-05 18:44 ` Niklas Holsti
2014-07-05 18:50 ` Guillaume Foliard
2014-07-05 19:09 ` Niklas Holsti
2014-07-05 16:33 ` Simon Wright
2014-07-05 18:25 ` Guillaume Foliard
2014-07-06 17:24 ` Dirk Heinrichs [this message]
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