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-Thread: a07f3367d7,3a6a9f1d654285ba X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news3.google.com!feeder.news-service.com!novso.com!news.skynet.be!195.238.0.222.MISMATCH!newsspl501.isp.belgacom.be!tjb!not-for-mail Date: Fri, 04 Sep 2009 08:11:52 +0200 From: Olivier Scalbert User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: Ada Shootout program for K-Nucleotide (patches) References: <4a743343$0$32674$9b4e6d93@newsspool2.arcor-online.net> <3f9f9e21-e088-4fbe-baac-dd43fdf6b911@r38g2000yqn.googlegroups.com> <4a757b0d$0$31328$9b4e6d93@newsspool4.arcor-online.net> <4a9fc85a$0$2850$ba620e4c@news.skynet.be> <1a5e1270-6a0a-4fff-a9b4-965abe610b69@o9g2000yqj.googlegroups.com> <4a9fdd46$0$2853$ba620e4c@news.skynet.be> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Message-ID: <4aa0afbf$0$2864$ba620e4c@news.skynet.be> Organization: -= Belgacom Usenet Service =- NNTP-Posting-Host: 1a85bffa.news.skynet.be X-Trace: 1252044735 news.skynet.be 2864 81.246.238.10:58760 X-Complaints-To: usenet-abuse@skynet.be Xref: g2news2.google.com comp.lang.ada:8142 Date: 2009-09-04T08:11:52+02:00 List-Id: sjw wrote: > On Sep 3, 4:13 pm, Olivier Scalbert > wrote: >> Ludovic Brenta wrote: >>> You enabled front-end inlining with -gnatN; GNAT turned the whole >>> program into one procedure. Even then, it should be possible to run >>> the program under valgrind's callgrind tool to get accurate, per-line >>> (indeed per-instruction) execution costs. I don't know whether gprof >>> has such granularity or not. > .. >> Anyway with: >> $ gnatmake -pg -f knucleotide.adb -o knucleotide.gnat_run > > You need -ftest-coverage -fprofile-arcs for gprof to give per-line > coverage. Though not sure what it will do with really massive > inlining! (our experience on PowerPC has been that inlining usually > makes things worse - but that's for a large program with much logic, > little maths) Thanks Simon. But same result ! $ gnat -version GNAT 4.3.3 Copyright 1996-2007, Free Software Foundation, Inc. $ gnatmake -pg -f -ftest-coverage -fprofile-arcs knucleotide.adb -o knucleotide.gnat_run $ ./knucleotide.gnat_run < fasta/fasta25m.dat $ gprof -b ./knucleotide.gnat_run Flat profile: Each sample counts as 0.01 seconds. % cumulative self self total time seconds seconds calls s/call s/call name 100.00 114.75 114.75 1 114.75 114.75 _ada_knucleotide 0.00 114.75 0.00 1 0.00 0.00 adainit Call graph granularity: each sample hit covers 4 byte(s) for 0.01% of 114.75 seconds index % time self children called name [1] 100.0 0.00 114.75 main [1] 114.75 0.00 1/1 _ada_knucleotide [2] 0.00 0.00 1/1 adainit [3] ----------------------------------------------- 460000417 _ada_knucleotide [2] 114.75 0.00 1/1 main [1] [2] 100.0 114.75 0.00 1+460000417 _ada_knucleotide [2] 460000417 _ada_knucleotide [2] ----------------------------------------------- 0.00 0.00 1/1 main [1] [3] 0.0 0.00 0.00 1 adainit [3] ----------------------------------------------- Index by function name [2] _ada_knucleotide [3] adainit Olivier