Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!news.glorb.com!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail From: bert Newsgroups: comp.arch Subject: Re: IEEE-754-2008 2's complement question Date: Mon, 5 Mar 2012 02:16:21 -0800 (PST) Organization: http://groups.google.com Lines: 14 Message-ID: <31039061.3284.1330942581538.JavaMail.geo-discussion-forums@vbw15> References: <999f8083-6a41-4c59-b42f-883d8c8e9192@pz2g2000pbc.googlegroups.com> <9410230.2390.1330891506752.JavaMail.geo-discussion-forums@vbw15> <18115254.3613.1330918840191.JavaMail.geo-discussion-forums@pbcwi5> NNTP-Posting-Host: 86.163.114.140 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 X-Trace: posting.google.com 1330942582 26742 127.0.0.1 (5 Mar 2012 10:16:22 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Mon, 5 Mar 2012 10:16:22 +0000 (UTC) In-Reply-To: <18115254.3613.1330918840191.JavaMail.geo-discussion-forums@pbcwi5> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=86.163.114.140; posting-account=n7oCtQoAAACNS6CgW2a2eDoP2d9IRGfY User-Agent: G2/1.0 Xref: csiph.com comp.arch:6256 On Monday, March 5, 2012 3:40:40 AM UTC, daku...@gmail.com wrote: > Thank you very much for clarifying the > sequence of steps ... the part that was > confusing me was when would the 2's > complement operation occur? I hope that's okay now. Even in the microcode I described, I knew a 2's complement operation would be happening deeper down, but I was just specifying a primitive subtraction operation, after enough inspection and adjustment of its operands to ensure that the result would still be positive! --