From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14602 invoked by alias); 19 Oct 2008 14:28:23 -0000 Received: (qmail 14594 invoked by uid 22791); 19 Oct 2008 14:28:23 -0000 X-Spam-Check-By: sourceware.org Received: from ti-out-0910.google.com (HELO ti-out-0910.google.com) (209.85.142.186) by sourceware.org (qpsmtpd/0.31) with ESMTP; Sun, 19 Oct 2008 14:27:48 +0000 Received: by ti-out-0910.google.com with SMTP id d10so684000tib.12 for ; Sun, 19 Oct 2008 07:27:45 -0700 (PDT) Received: by 10.110.26.20 with SMTP id 20mr4184601tiz.29.1224426465408; Sun, 19 Oct 2008 07:27:45 -0700 (PDT) Received: by 10.110.42.9 with HTTP; Sun, 19 Oct 2008 07:27:45 -0700 (PDT) Message-ID: Date: Sun, 19 Oct 2008 14:28:00 -0000 From: teawater To: "Andreas Schwab" Subject: Re: [reverse/record] adjust_pc_after_break in reverse execution mode? Cc: "Pedro Alves" , "Michael Snyder" , "gdb-patches@sourceware.org" In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: <200810180210.16346.pedro@codesourcery.com> <48F93A22.7070409@vmware.com> <200810180408.42297.pedro@codesourcery.com> X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2008-10/txt/msg00467.txt.bz2 I try "asm ("nop 0");" in with x86-32 gcc got insn: 8048352: 0f 1f 05 00 00 00 00 nopl 0x0 On Sat, Oct 18, 2008 at 16:41, Andreas Schwab wrote: > Pedro Alves writes: > >> I think asm ("nop") like below is your best bet. Is there any assembler >> that doesn't understand "nop"? > > ia64 wants "nop 0". > > Andreas. > > -- > Andreas Schwab, SuSE Labs, schwab@suse.de > SuSE Linux Products GmbH, Maxfeldstra=DFe 5, 90409 N=FCrnberg, Germany > PGP key fingerprint =3D 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 > "And now for something completely different." >