From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,90c3c79963d78580 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2001-05-10 08:47:19 PST From: "Martin Dowie" Newsgroups: comp.lang.ada References: <9dc4sh$ru5$1@ulysses.noc.ntua.gr> <3afa4879$1@pull.gecm.com> Subject: Re: Numerical Computation and Ada95 Date: Thu, 10 May 2001 16:46:48 +0100 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.00.2314.1300 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2314.1300 NNTP-Posting-Host: sg2c11210.dsge.edinbr.gmav.gecm.com Message-ID: <3afab5b6$1@pull.gecm.com> X-Trace: 10 May 2001 16:37:26 GMT, sg2c11210.dsge.edinbr.gmav.gecm.com Path: newsfeed.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!btnet-peer1!btnet-feed5!btnet!newreader.ukcore.bt.net!pull.gecm.com!sg2c11210.dsge.edinbr.gmav.gecm.com Xref: newsfeed.google.com comp.lang.ada:7482 Date: 2001-05-10T16:46:48+01:00 List-Id: A fuller account can be found at http://www.adahome.com/Ammo/Stories/Tartan-Realtime.html by John Stare of Tartan Inc. Ted Dennison wrote in message news:qkxK6.993$bi2.76229@www.newsranger.com... > In article <3afa4879$1@pull.gecm.com>, Martin Dowie says... > >http://www.adaic.org/docs/present/whyada/tsld013.htm > > > >"For duplicate functions written in C and Ada for a C30 > > DSP using the tartan compiler, comparisions indicated > > that the Ada code was faster than the C code" > > As I remember, Bevin Brett reported similar results with the DEC Ada compiler. > The problem with taking this at face value is that there's no way to tell if > this might be due to the effects of the language, more effort being spent on > optimizing Ada (at the time it presumbably had more military users than the C > compiler), utilizing lessons-learned from implementing the C compiler earlier, > or the superior brain-power of Bevin and everyone else involved with the Ada > compiler. > > Still, its a nice piece of evidence to have in one's pocket when those "Ada is > slow" threads pop up. > > --- > T.E.D. homepage - http://www.telepath.com/dennison/Ted/TED.html > home email - mailto:dennison@telepath.com