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: 103376,bc61960915472029 X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news3.google.com!newshub.sdsu.edu!elnk-nf2-pas!newsfeed.earthlink.net!stamper.news.pas.earthlink.net!newsread1.news.pas.earthlink.net.POSTED!a6202946!not-for-mail From: "Jeffrey R. Carter" Organization: jrcarter at acm dot org User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.12) Gecko/20050915 X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: Q re floating point operations References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Message-ID: Date: Wed, 09 Nov 2005 03:23:37 GMT NNTP-Posting-Host: 67.3.210.207 X-Complaints-To: abuse@earthlink.net X-Trace: newsread1.news.pas.earthlink.net 1131506617 67.3.210.207 (Tue, 08 Nov 2005 19:23:37 PST) NNTP-Posting-Date: Tue, 08 Nov 2005 19:23:37 PST Xref: g2news1.google.com comp.lang.ada:6311 Date: 2005-11-09T03:23:37+00:00 List-Id: Bobby D. Bryant wrote: > How come on an x86 architecture 64-bit multiplications (GNAT > Long_Float) are just as fast as 32-bit multiplications (GNAT Float)? Probably because they're both done using 80-bit registers. -- Jeff Carter "My brain hurts!" Monty Python's Flying Circus 21