From: Simon Wright <simon@pushface.org>
Subject: Re: task-safe hash table?
Date: Sun, 04 Jun 2006 18:48:15 +0100
Date: 2006-06-04T18:48:15+01:00 [thread overview]
Message-ID: <m2d5do4xsw.fsf@grendel.local> (raw)
In-Reply-To: uverhhygc.fsf@acm.org
Stephen Leake <stephen_leake@acm.org> writes:
> tmoran@acm.org writes:
>
>>> > the overhead of making it Protected would probably kill the gain.
>>>
>>> What "overhead"?
>> In a trivial single-tasking test program on my machine, a call to a
>> Protected function compiled with Gnat 3.15p -O2 takes
>> 0.304697000 mics while a call to a regular function takes
>> 0.022779000 microseconds.
>
> Interesting. Please post the program; I'll run it with a later GNAT,
> and if the results are still so bad, submit a bug report.
I wouldn't have thought 0.3 microseconds was that bad?
next prev parent reply other threads:[~2006-06-04 17:48 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-29 21:42 task-safe hash table? tmoran
2006-05-29 22:56 ` John
2006-05-30 0:18 ` tmoran
2006-05-30 3:50 ` John
2006-05-30 4:35 ` tmoran
2006-05-30 9:50 ` Georg Bauhaus
2006-06-01 6:32 ` Simon Wright
2006-06-01 19:30 ` tmoran
2006-06-01 20:03 ` Ludovic Brenta
2006-06-01 20:07 ` Dmitry A. Kazakov
2006-06-02 4:31 ` Jeffrey R. Carter
2006-06-02 10:36 ` Stephen Leake
2006-06-03 6:50 ` tmoran
2006-06-03 20:40 ` tmoran
2006-06-02 10:35 ` Stephen Leake
2006-06-02 20:19 ` tmoran
2006-06-03 21:10 ` M E Leypold
2006-06-04 0:23 ` tmoran
2006-06-04 12:55 ` Stephen Leake
2006-06-04 17:22 ` tmoran
2006-06-08 1:10 ` Stephen Leake
2006-06-11 13:29 ` Georg Bauhaus
2006-06-04 17:48 ` Simon Wright [this message]
2006-06-05 0:23 ` tmoran
2006-06-05 21:57 ` Steve Whalen
2006-06-06 11:10 ` Ole-Hjalmar Kristensen
2006-05-30 15:00 ` Matthew Heaney
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