From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30487 invoked by alias); 27 Apr 2005 14:18:03 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 29988 invoked from network); 27 Apr 2005 14:17:16 -0000 Received: from unknown (HELO nevyn.them.org) (66.93.172.17) by sourceware.org with SMTP; 27 Apr 2005 14:17:16 -0000 Received: from drow by nevyn.them.org with local (Exim 4.50 #1 (Debian)) id 1DQnLm-0008Jw-T8; Wed, 27 Apr 2005 10:17:14 -0400 Date: Wed, 27 Apr 2005 16:00:00 -0000 From: Daniel Jacobowitz To: Atsushi Nemoto , jvh@tivo.com, gdb@sources.redhat.com Subject: Re: gdb 6.x 'next' does not work on mips-linux/mipsel-linux Message-ID: <20050427141714.GB10305@nevyn.them.org> Mail-Followup-To: Atsushi Nemoto , jvh@tivo.com, gdb@sources.redhat.com References: <20050425.152157.34482010.nemoto@toshiba-tops.co.jp> <20050425130124.GA7316@nevyn.them.org> <20050427134305.GA10305@nevyn.them.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050427134305.GA10305@nevyn.them.org> User-Agent: Mutt/1.5.8i X-SW-Source: 2005-04/txt/msg00198.txt.bz2 On Wed, Apr 27, 2005 at 09:43:06AM -0400, Daniel Jacobowitz wrote: > Hmm, no step into the lazy resolution stub; it's already been resolved > to strcpy. The system I'm doing all my testing on apparently does not > do lazy binding :-( Looks like a binutils problem - I believe I > remember fixing this bug some time after binutils 2.14 was released. > > I'll keep trying to reproduce this. Got it. Could either of you please test this patch? Without it, I get failures in call-strs.exp; with it, everything passes. -- Daniel Jacobowitz CodeSourcery, LLC 2005-04-27 Daniel Jacobowitz * mips-tdep.c (mips_stub_frame_sniffer): Handle .MIPS.stubs section like .plt. Index: mips-tdep.c =================================================================== RCS file: /big/fsf/rsync/src-cvs/src/gdb/mips-tdep.c,v retrieving revision 1.379 diff -u -p -r1.379 mips-tdep.c --- mips-tdep.c 17 Mar 2005 18:07:46 -0000 1.379 +++ mips-tdep.c 27 Apr 2005 14:12:21 -0000 @@ -2091,11 +2091,21 @@ static const struct frame_unwind mips_st static const struct frame_unwind * mips_stub_frame_sniffer (struct frame_info *next_frame) { + struct obj_section *s; CORE_ADDR pc = frame_pc_unwind (next_frame); + if (in_plt_section (pc, NULL)) return &mips_stub_frame_unwind; - else - return NULL; + + /* Binutils for MIPS puts lazy resolution stubs into .MIPS.stubs. */ + s = find_pc_section (pc); + + if (s != NULL + && strcmp (bfd_get_section_name (s->objfile->obfd, s->the_bfd_section), + ".MIPS.stubs") == 0) + return &mips_stub_frame_unwind; + + return NULL; } static CORE_ADDR