Article View: pl.comp.lang.c
Article #309587Re: Zmiana Endiana
From: bartekltg
Date: Fri, 05 Jan 2018 19:41
Date: Fri, 05 Jan 2018 19:41
14 lines
1895 bytes
1895 bytes
On Thursday, January 4, 2018 at 10:45:26 AM UTC+1, Radoslaw Szwed wrote: > Użytkownik "Borneq" <borneq@antyspam.hidden.pl> napisał w wiadomości news:p2j4cs$g35$1@node1.news.atman.pl... > > Jak przekonwertować między Big Endian a Little Endian w c++? > > zmieniając 4 bajty w 32 bitwach z 0,1,2,3 na 3,2,1,0? > > Tak na marginesie przypomnę, że procesory od 486 mają sprzętowe rozwiązanie rozkaz > BSWAP reg32 > > Rozkaz zajmuje 2 bajty i 1 cykl zegara. Są nawet 'intrinsty', przynajmniej w gcc i VS. Dla 16/32/64 bitów. pzdr bartekltg
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X-Received: by 10.55.162.75 with SMTP id l72mr2926091qke.28.1515181305188; Fri, 05 Jan 2018 11:41:45 -0800 (PST) X-Received: by 10.31.10.199 with SMTP id 190mr401033vkk.3.1515181305039; Fri, 05 Jan 2018 11:41:45 -0800 (PST) Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!news.icm.edu.pl!news.nask.pl!news.nask.org.pl!news.unit0.net!weretis.net!feeder6.news.weretis.net!feeder.usenetexpress.com!feeder-in1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!nntp.giganews.com!m31no1065541qtf.0!news-out.google.com!t48ni438qtc.1!nntp.google.com!m31no1065536qtf.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: pl.comp.lang.c Date: Fri, 5 Jan 2018 11:41:44 -0800 (PST) In-Reply-To: <p2kt3j$pkj$1@gioia.aioe.org> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=80.54.0.14; posting-account=CvUQzQoAAABvVQmR58QmR6N4Cev1qhAS NNTP-Posting-Host: 80.54.0.14 References: <p2j4cs$g35$1@node1.news.atman.pl> <p2kt3j$pkj$1@gioia.aioe.org> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: <0f5b01ea-5c24-4585-aa87-f652f629cb95@googlegroups.com> Subject: Re: Zmiana Endiana From: bartekltg <bartekltg@gmail.com> Injection-Date: Fri, 05 Jan 2018 19:41:45 +0000 Lines: 16 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit