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,FREEMAIL_FROM autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: 103376,23c85e456e18d6b5 X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!postnews.google.com!j33g2000cwa.googlegroups.com!not-for-mail From: igouy@yahoo.com Newsgroups: comp.lang.ada Subject: Re: The Computer Language Shootout Benchmarks Date: 6 May 2006 00:00:26 -0700 Organization: http://groups.google.com Message-ID: <1146898826.255613.285970@j33g2000cwa.googlegroups.com> References: <1262902.DI8C0e8O9o@linux1.krischik.com> <1146595198.437109.277820@u72g2000cwu.googlegroups.com> <1706825.Rr4F3nhIbP@linux1.krischik.com> <5221419.vt3xd4rotE@linux1.krischik.com> NNTP-Posting-Host: 24.6.178.189 Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" X-Trace: posting.google.com 1146898832 4258 127.0.0.1 (6 May 2006 07:00:32 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Sat, 6 May 2006 07:00:32 +0000 (UTC) In-Reply-To: <5221419.vt3xd4rotE@linux1.krischik.com> User-Agent: G2/0.2 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.2) Gecko/20060308 Firefox/1.5.0.2,gzip(gfe),gzip(gfe) Complaints-To: groups-abuse@google.com Injection-Info: j33g2000cwa.googlegroups.com; posting-host=24.6.178.189; posting-account=7DGySgwAAADWW5O_600A0X4F7Tvs4mwJ Xref: g2news2.google.com comp.lang.ada:4109 Date: 2006-05-06T00:00:26-07:00 List-Id: Martin Krischik wrote: > Martin Krischik wrote: > > > jimmaureenrogers@worldnet.att.net wrote: > > > >> > >> Martin Krischik wrote: > >>> Hello > >>> > >>> Ada is currently missing 2 programs on the "The Computer Language > >>> Shootout Benchmarks" [1]. > >>> > >>> I would not mind having a go. But before I start: > >>> > >>> One test [2] needs a hash table implementation. The compiler used has > >>> no Ada 2005 features so one need to add the implementation to the code > >>> itself. Anybody can got a stand alone implementation? Or knows which > >>> collections class lib could easily been torn apart? > >>> > >>> The other test [3] needs some Unbounded_Integer / BigInt etc. type. We > >>> could bind to gmp - but I don't like the idea if pragma Import in the > >>> code. > >> > >> This is precisely why I have not found the motivation to complete those > >> two benchmarks. > > > > And somehow I feel that one of those tests has been make to make debians > > hash tables for C shine. > > > > Also C cheats: > > > > 1) Thy don't check for ">THREE" as demanded but only for ">TH" making up > > for a propper string compare. I think that Ada won't need that > > > > 2) They use a dynamicly growing buffer with an initial size large enough > > to hold the hole dateset. This we can dupplicate using the old recursive > > string concaternation with an initial string size just as big as C's so it > > never goes into recursion. > > Current timing for Ada looks quite ok: > > ++ ./knucleotide > > real 0m0.251s > user 0m0.184s > sys 0m0.024s > ++ ./KNucleotide_1 > > real 0m0.359s > user 0m0.288s > sys 0m0.004s > ++ ./KNucleotide_2 > > real 0m0.299s > user 0m0.240s > sys 0m0.008s > > First is gcc c - as I have not got the same setup as the shootout I use the > c version to compare myself against. > > The other two are two different version of Ada. Both are not finished and > missing freeing heap memory. > > Interestingly enough the two version allmost identical - In the 2nd version > I just rearraged the package/procedure hierarchy using a package local to a > procedure for the main work. I did this because I wanted to experiment with > region based storrage (not implemented yet) and this theems is consistently > faster. > > Want a sneed preview, here you find the code: > > http://svn.sourceforge.net/viewcvs.py/wikibook-ada/trunk/demos/Source/Language_Shootout/ > > There is only one problem: LOC rating is terrible, worse there is. On Gentoo:Intel the source code GZip is used instead of LOC - some folk were starting to write obfuscated code to lower the line count. > > Martin > -- > mailto://krischik@users.sourceforge.net > Ada programming at: http://ada.krischik.com