From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4338 invoked by alias); 25 Jul 2002 15:13:42 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 4331 invoked from network); 25 Jul 2002 15:13:41 -0000 Received: from unknown (HELO localhost.redhat.com) (216.138.202.10) by sources.redhat.com with SMTP; 25 Jul 2002 15:13:41 -0000 Received: from ges.redhat.com (localhost [127.0.0.1]) by localhost.redhat.com (Postfix) with ESMTP id 1CBA43E0D; Thu, 25 Jul 2002 11:13:41 -0400 (EDT) Message-ID: <3D4015A4.2090409@ges.redhat.com> Date: Thu, 25 Jul 2002 08:13:00 -0000 From: Andrew Cagney User-Agent: Mozilla/5.0 (X11; U; NetBSD macppc; en-US; rv:1.0.0) Gecko/20020708 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jim Blandy Cc: gdb@sources.redhat.com Subject: Re: WIP: Register doco References: <3D38AF69.7020902@ges.redhat.com> <3D39954D.1020306@ges.redhat.com> <3D39CAD1.3060106@ges.redhat.com> <3D3AE41B.10201@ges.redhat.com> <3D3DF608.8010403@ges.redhat.com> <3D3EC951.1060302@ges.redhat.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-SW-Source: 2002-07/txt/msg00262.txt.bz2 > Andrew Cagney writes: > >> Given we're struggling amonst ourselves with the IA-32 I think that >> suggests it is a very poor choice for an example. Especially given >> there are better cleaner examples to be had using other familar >> architectures. I would assume this is why people like H&P chose DLX >> when describing CPU architectures. > > > It's my understanding that folks disagree about exactly what the raw > bits should be. But we all agree that the raw registers should > represent the actual underlying bits only once, and that MMi / ST(j) > should be cooked registers that alias each other in the right way. Is > that much, at least, correct? Yep. Andrew