From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23738 invoked by alias); 1 May 2003 21:21:37 -0000 Mailing-List: contact gdb-patches-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sources.redhat.com Received: (qmail 23731 invoked from network); 1 May 2003 21:21:37 -0000 Received: from unknown (HELO localhost.redhat.com) (207.219.125.105) by sources.redhat.com with SMTP; 1 May 2003 21:21:37 -0000 Received: from redhat.com (localhost [127.0.0.1]) by localhost.redhat.com (Postfix) with ESMTP id 680312B2F; Thu, 1 May 2003 17:21:34 -0400 (EDT) Message-ID: <3EB18FDE.9020106@redhat.com> Date: Thu, 01 May 2003 21:21:00 -0000 From: Andrew Cagney User-Agent: Mozilla/5.0 (X11; U; NetBSD macppc; en-US; rv:1.0.2) Gecko/20030223 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Mark Kettenis Cc: gdb-patches@sources.redhat.com Subject: Re: [i386newframe/PATCH] New i386newframe branch References: <200304191651.h3JGp1Kr004648@elgar.kettenis.dyndns.org> <3EADA9AC.8030607@redhat.com> <200305011839.h41IdPdc000324@elgar.kettenis.dyndns.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-SW-Source: 2003-05/txt/msg00008.txt.bz2 > > + return &i386_frame_unwind; > > +} > > Have you tried adding just the sigtramp unwinder? I should get just > that addition debugged regardless - it should make migrating other ISAs > easier. > > No I haven't. I don't think I can. The problem is that I simplified > the sigtramp unwinder a bit. However in order to do so, I need to be > able to trust the normal unwinder to unwind the stack pointer > correctly. Unfortunately the current code is a bit sloppy about this. Ah, yes, I know the feeling. Tighten the camshaft cover, and a push-rods slips. Put that back, and the .... Some times it's easier to just replace the engine. It is unfortunatly something of an all or nothing afair. I might still get curious though to see just what happens. Andrew