From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28792 invoked by alias); 16 Aug 2003 15:21:53 -0000 Mailing-List: contact binutils-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: binutils-owner@sources.redhat.com Received: (qmail 28785 invoked from network); 16 Aug 2003 15:21:52 -0000 Received: from unknown (HELO lacrosse.corp.redhat.com) (66.187.233.200) by sources.redhat.com with SMTP; 16 Aug 2003 15:21:52 -0000 Received: from free.redhat.lsd.ic.unicamp.br (aoliva.cipe.redhat.com [10.0.1.10]) by lacrosse.corp.redhat.com (8.11.6/8.9.3) with ESMTP id h7GFLSK25855; Sat, 16 Aug 2003 11:21:31 -0400 Received: from free.redhat.lsd.ic.unicamp.br (free.redhat.lsd.ic.unicamp.br [127.0.0.1]) by free.redhat.lsd.ic.unicamp.br (8.12.9/8.12.9) with ESMTP id h7GFLFAr017800; Sat, 16 Aug 2003 12:21:15 -0300 Received: (from aoliva@localhost) by free.redhat.lsd.ic.unicamp.br (8.12.9/8.12.9/Submit) id h7GFLF7k017796; Sat, 16 Aug 2003 12:21:15 -0300 To: Alan Modra Cc: DJ Delorie , ian@airs.com, binutils@sources.redhat.com Subject: Re: [patch] new sh relocs References: <200308152051.h7FKp5b14273@greed.delorie.com> <200308161338.h7GDcj618581@greed.delorie.com> <20030816135520.GL27145@bubble.sa.bigpond.net.au> From: Alexandre Oliva Organization: GCC Team, Red Hat Date: Sat, 16 Aug 2003 15:21:00 -0000 In-Reply-To: <20030816135520.GL27145@bubble.sa.bigpond.net.au> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2003-08/txt/msg00293.txt.bz2 On Aug 16, 2003, Alan Modra wrote: > On Sat, Aug 16, 2003 at 09:38:45AM -0400, DJ Delorie wrote: >> >> > But, but, isn't moving relocs going to break existing object files? >> >> Sad but true. At least it's only objects built with relax on. >> Renesas noted such incompatibility in their request to us. > You need to reject old objects then. EI_OSABI and EI_ABIVERSION were > designed for exactly this purpose. Unfortunately we're the ones that got the ABI wrong, and Renesas tools don't emit any EI_* markers we could use to tell, so we should just take the risk and change the meaning of relocs we've been generating with the wrong meaning. -- Alexandre Oliva Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/ Red Hat GCC Developer aoliva@{redhat.com, gcc.gnu.org} CS PhD student at IC-Unicamp oliva@{lsd.ic.unicamp.br, gnu.org} Free Software Evangelist Professional serial bug killer