From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24015 invoked by alias); 28 Sep 2009 16:28:47 -0000 Received: (qmail 24000 invoked by uid 22791); 28 Sep 2009 16:28:46 -0000 X-SWARE-Spam-Status: No, hits=-0.3 required=5.0 tests=AWL,BAYES_00,DNS_FROM_RFC_BOGUSMX X-Spam-Check-By: sourceware.org Received: from sebabeach.org (HELO sebabeach.org) (64.165.110.50) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 28 Sep 2009 16:28:40 +0000 Received: from sspiff.sspiff.org (seba.sebabeach.org [10.8.159.10]) by sebabeach.org (Postfix) with ESMTP id 0A9276E3CE for ; Mon, 28 Sep 2009 09:28:39 -0700 (PDT) Message-ID: <4AC0E436.2040209@sebabeach.org> Date: Mon, 28 Sep 2009 16:28:00 -0000 From: Doug Evans User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: cgen@sourceware.org Subject: Re: cos changes References: <20090928025041.2D5CD6E3D9@sebabeach.org> In-Reply-To: <20090928025041.2D5CD6E3D9@sebabeach.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact cgen-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cgen-owner@sourceware.org X-SW-Source: 2009-q3/txt/msg00106.txt.bz2 Doug Evans wrote: > Hi. > > I checked in a few changes to cos (cgen's object system). > Virtual methods (as implemented) are gone, as is multiple inheritance. > Plus a few other simplifications. > > In trying to have something that is portable I now think the thing to do > is keep cos, albeit greatly simplified. > There's a few more cleanups I want to do, plus more portability work, > but hopefully that's it for now. > One data point I found interesting. Generating m32c opcodes files before /after (on my machine) went from ~8 min -> ~5 min. [For completeness sake, it's still too slow, and there are other better ways to improve this. And there were still untapped ways at improving the existing cos implementation. But I thought the data was interesting so I'm passing it on.]