From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10623 invoked by alias); 24 May 2007 19:56:30 -0000 Received: (qmail 10609 invoked by uid 22791); 24 May 2007 19:56:29 -0000 X-Spam-Check-By: sourceware.org Received: from pfepb.post.tele.dk (HELO pfepb.post.tele.dk) (195.41.46.236) by sourceware.org (qpsmtpd/0.31) with ESMTP; Thu, 24 May 2007 19:56:26 +0000 Received: from x1-6-00-0f-9f-c6-3e-90 (x1-6-00-0f-9f-c6-3e-90.k75.webspeed.dk [80.197.1.215]) by pfepb.post.tele.dk (Postfix) with ESMTP id 93F7AA5006D; Thu, 24 May 2007 21:56:11 +0200 (CEST) Received: from x1-6-00-0f-9f-c6-3e-90 (localhost.localdomain [127.0.0.1]) by x1-6-00-0f-9f-c6-3e-90 (8.14.0/8.14.0) with ESMTP id l4OJuC9M008238; Thu, 24 May 2007 21:56:12 +0200 Received: (from rask@localhost) by x1-6-00-0f-9f-c6-3e-90 (8.14.0/8.14.0/Submit) id l4OJuAfm008236; Thu, 24 May 2007 21:56:10 +0200 Date: Thu, 24 May 2007 20:00:00 -0000 From: Rask Ingemann Lambertsen To: Ian Lance Taylor Cc: Roman Zippel , Eric Botcazou , gcc-patches@gcc.gnu.org, Uros Bizjak , Paolo Bonzini , Chris Lattner Subject: Re: [PATCH, x86_64]: Provide longlong.h definitions for 128bit operations Message-ID: <20070524195609.GQ5690@sygehus.dk> References: <464B6834.1050600@gmail.com> <20070517213750.GZ5690@sygehus.dk> <200705180912.20137.ebotcazou@libertysurf.fr> <20070522222708.GL5690@sygehus.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.14 (2007-02-12) Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org X-SW-Source: 2007-05/txt/msg01642.txt.bz2 On Tue, May 22, 2007 at 03:31:36PM -0700, Ian Lance Taylor wrote: > Rask Ingemann Lambertsen writes: > > > On the m68k, instructions with an address register destination don't set > > the flags. It might actually work. > > That is true, but addresses can include data registers, as in > %a0@(%d0) (aka 0(a0,d0) ). Yes, but you can tell reload not to use data registers in addresses. IIRC, wherever disp(An,Dn) is valid, so is disp(An,Am). -- Rask Ingemann Lambertsen