From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31660 invoked by alias); 12 Feb 2008 15:21:45 -0000 Received: (qmail 31650 invoked by uid 22791); 12 Feb 2008 15:21:44 -0000 X-Spam-Check-By: sourceware.org Received: from mx-1.enea.se (HELO mx-1.enea.se) (192.36.1.70) by sourceware.org (qpsmtpd/0.31) with ESMTP; Tue, 12 Feb 2008 15:21:19 +0000 Received: from mx-2.enea.se ([172.21.1.82]) by mx-1.enea.se with Microsoft SMTPSVC(6.0.3790.1830); Tue, 12 Feb 2008 16:21:16 +0100 Received: from [127.0.0.1] ([172.16.140.117]) by mx-2.enea.se over TLS secured channel with Microsoft SMTPSVC(6.0.3790.3959); Tue, 12 Feb 2008 16:21:17 +0100 Message-ID: <47B1B96C.5080402@enea.se> Date: Tue, 12 Feb 2008 15:21:00 -0000 From: Stefan Bylund User-Agent: Mozilla Thunderbird 1.0.7 (Windows/20050923) MIME-Version: 1.0 To: gdb@sourceware.org Subject: Re: Does GDB 6.7.1 for PowerPC require the framepointer register for backtracing? References: <47B02B7D.40204@enea.se> <20080211130757.GB7796@caradoc.them.org> <47B085BF.7090909@enea.se> <20080211173303.GA19507@caradoc.them.org> <47B173B3.3090801@enea.se> <20080212133039.GA5173@caradoc.them.org> In-Reply-To: <20080212133039.GA5173@caradoc.them.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2008-02/txt/msg00068.txt.bz2 You're not being dense. You really helped me. Thanks again. /Stefan Daniel Jacobowitz wrote: >On Tue, Feb 12, 2008 at 11:23:47AM +0100, Stefan Bylund wrote: > > >>Hi Daniel, >> >>Thanks for all your valuable answers! We will use -fomit-frame-pointer as >>a workaround for now. Later on we will add support for handling the frame >>pointer register in our OS kernel. That seems to be the future-proof >>solution. >> >> > >Oh, I see what you mean now. You really have only access to those two >registers. Sorry for being dense. > >I recommend you allow GDB to access the full register set. Future >versions of GDB may use any register at all in the unwind information. > > > -- --------------------------------- Stefan Bylund Senior Software Engineer Enea Skalholtsgatan 9, Box 1033, SE-164 21 Kista, Sweden Direct: +46 8 50 71 43 25 Mobile: +46 709 71 43 25 stefan.bylund@enea.com www.enea.com --------------------------------- Enea - Embedded for Leaders ---------------------------------