From: john.mccabe@emrad.ns.com (John McCabe)
Subject: Re: comparing gnat/Ada95 and g77
Date: Fri, 15 Mar 2002 12:14:37 GMT
Date: 2002-03-15T12:14:37+00:00 [thread overview]
Message-ID: <3c91e566.11654107@news.demon.co.uk> (raw)
In-Reply-To: a6sjb3$em8$1@snipp.uninett.no
On Fri, 15 Mar 2002 11:44:10 +0100, Reinert Korsnes
<reinert.korsnes@chello.no> wrote:
>Thanks all for response.
>
>For the Ada95 program I used:
>
> gnatmake test1.adb -cargs -O3 -ffast-math
>
>and for the Fortran version I used:
>
> f77 -c -O3 -ffast-math test1.f (and f77 -o test1 test1.o)
>
>Ada: 11.8 s
>
>Fortran: 2.7 s
That seems like an incredible difference, especially as I would have
thought the IO is making up a significant part of this.
next prev parent reply other threads:[~2002-03-15 12:14 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-14 9:47 comparing gnat/Ada95 and g77 Reinert Korsnes
2002-03-14 10:37 ` John McCabe
2002-03-14 11:00 ` Preben Randhol
2002-03-15 10:44 ` Reinert Korsnes
2002-03-15 12:14 ` John McCabe [this message]
2002-03-15 17:53 ` Georg Bauhaus
2002-03-16 14:00 ` Gautier
2002-03-14 10:58 ` Martin Dowie
2002-03-14 11:04 ` chris.danx
2002-03-14 11:07 ` Bobby D. Bryant
2002-03-14 11:41 ` David C. Hoos, Sr.
2002-03-14 11:06 ` Preben Randhol
2002-03-14 16:43 ` Jeffrey Carter
2002-03-14 11:14 ` Gerald Kasner
2002-03-14 12:59 ` Gary Scott
2002-03-14 13:17 ` Jean-Marc Bourguet
2002-03-15 0:52 ` Gary Scott
2002-03-14 16:19 ` Dan Andreatta
2002-03-15 9:35 ` Gerald Kasner
2002-03-14 17:31 ` Toshitaka Kumano
2002-03-14 16:40 ` Jeffrey Carter
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