From: Andy Wingo <wingo@pobox.com>
To: Andreas Rottmann <a.rottmann@gmx.at>
Cc: guile-devel@gnu.org
Subject: Re: Take some lowhanging fruit to speed up R6RS fixnum operations
Date: Tue, 05 Apr 2011 00:12:06 +0200 [thread overview]
Message-ID: <m3iputsm2x.fsf@unquote.localdomain> (raw)
In-Reply-To: <874o6d1xua.fsf@gmx.at> (Andreas Rottmann's message of "Tue, 05 Apr 2011 00:00:13 +0200")
On Tue 05 Apr 2011 00:00, Andreas Rottmann <a.rottmann@gmx.at> writes:
> Andy Wingo <wingo@pobox.com> writes:
>
>> How long does the standard unix utility take, for the record?
>>
> On a tmpfs, with the same ZIP file:
>
> unzip ~/public_html/tmp/bundles/xitomatl-20110103.zip 0.07s user 0.03s system 77% cpu 0.135 total
OK, so Guile (in its standard, "generic" configuration) is about 100
times slower (7.7s) than well-optimized native code. I guess the
positive way to spin that is that it's great that we have so much room
for improvement ;-)
Andy
--
http://wingolog.org/
prev parent reply other threads:[~2011-04-04 22:12 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-22 23:20 Take some lowhanging fruit to speed up R6RS fixnum operations Andreas Rottmann
2011-03-22 23:20 ` [PATCH] " Andreas Rottmann
2011-03-24 21:51 ` Ludovic Courtès
2011-03-24 23:42 ` Andreas Rottmann
2011-03-25 12:16 ` Andreas Rottmann
2011-03-27 15:19 ` Ludovic Courtès
2011-03-27 22:20 ` Andreas Rottmann
2011-03-29 11:05 ` Andy Wingo
2011-03-30 1:37 ` Andreas Rottmann
2011-03-30 10:31 ` Andreas Rottmann
2011-03-30 10:58 ` Andreas Rottmann
2011-04-02 17:42 ` R6RS fixnum arithmetic optimizations Andreas Rottmann
2011-04-02 17:42 ` [PATCH 1/3] Add a few benchmarks for R6RS fixnum arithmetic Andreas Rottmann
2011-04-02 17:42 ` [PATCH 2/3] Several optimizations " Andreas Rottmann
2011-04-02 17:42 ` [PATCH 3/3] Add `fixnum?' VM primitive Andreas Rottmann
2011-04-04 21:53 ` Andy Wingo
2011-04-05 0:14 ` Andreas Rottmann
2011-04-06 12:42 ` define-inlinable Ludovic Courtès
2011-04-06 21:30 ` define-inlinable Andreas Rottmann
2011-04-06 22:24 ` define-inlinable Ludovic Courtès
2011-04-11 16:56 ` define-inlinable Andy Wingo
2011-04-11 20:01 ` define-inlinable Ludovic Courtès
2011-04-11 21:05 ` define-inlinable Andy Wingo
2011-04-11 22:11 ` define-inlinable Andreas Rottmann
2011-04-07 15:57 ` [PATCH 3/3] Add `fixnum?' VM primitive Ludovic Courtès
2011-04-04 21:28 ` Take some lowhanging fruit to speed up R6RS fixnum operations Andy Wingo
2011-04-04 22:00 ` Andreas Rottmann
2011-04-04 22:12 ` Andy Wingo [this message]
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