From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15973 invoked by alias); 1 Dec 2014 16:42:12 -0000 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 Received: (qmail 15922 invoked by uid 89); 1 Dec 2014 16:42:12 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.0 required=5.0 tests=AWL,BAYES_00,NO_DNS_FOR_FROM,T_RP_MATCHES_RCVD autolearn=no version=3.3.2 X-HELO: mailuogwdur.emc.com Received: from mailuogwdur.emc.com (HELO mailuogwdur.emc.com) (128.221.224.79) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Mon, 01 Dec 2014 16:42:11 +0000 Received: from maildlpprd55.lss.emc.com (maildlpprd55.lss.emc.com [10.106.48.159]) by mailuogwprd54.lss.emc.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.0) with ESMTP id sB1Gg5B6002110 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 1 Dec 2014 11:42:07 -0500 X-DKIM: OpenDKIM Filter v2.4.3 mailuogwprd54.lss.emc.com sB1Gg5B6002110 X-DKIM: OpenDKIM Filter v2.4.3 mailuogwprd54.lss.emc.com sB1Gg5B6002110 Received: from mailsyshubprd54.lss.emc.com (mailsyshubprd54.lss.emc.com [10.106.48.29]) by maildlpprd55.lss.emc.com (RSA Interceptor); Mon, 1 Dec 2014 11:41:35 -0500 Received: from usendtaylorx2l.lss.emc.com (usendtaylorx2l.lss.emc.com [10.243.10.188]) by mailsyshubprd54.lss.emc.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.0) with ESMTP id sB1GfvuQ017676; Mon, 1 Dec 2014 11:41:57 -0500 Received: by usendtaylorx2l.lss.emc.com (Postfix, from userid 26043) id 1EAF45D9D78; Mon, 1 Dec 2014 11:41:55 -0500 (EST) Received: from usendtaylorx2l (localhost [127.0.0.1]) by usendtaylorx2l.lss.emc.com (Postfix) with ESMTP id 2A1105D909D; Mon, 1 Dec 2014 11:41:55 -0500 (EST) To: Mark Kettenis cc: "brobecker@adacore.com" , "gdb-patches@sourceware.org" Subject: Re: RFA bug fix -- x86-64 stabs and deprecated fp register In-reply-to: <201411301859.sAUIxFTU016422@glazunov.sibelius.xs4all.nl> References: <3508.1416603484@usendtaylorx2l> <20141130152036.GC4882@adacore.com> <201411301859.sAUIxFTU016422@glazunov.sibelius.xs4all.nl> Comments: In-reply-to Mark Kettenis message dated "Sun, 30 Nov 2014 13:59:15 -0500." Date: Mon, 01 Dec 2014 16:42:00 -0000 Message-ID: <16828.1417452115@usendtaylorx2l> From: David Taylor X-RSA-Classifications: public X-Sentrion-Hostname: mailuogwprd54.lss.emc.com X-SW-Source: 2014-12/txt/msg00019.txt.bz2 Mark Kettenis wrote: > But any effort is much better spent on switching to DWARF2. STABS > support ws already considered obsolete when AMD64 support was added to > GDB more than a decade ago. For current systems we have earlier this year switched to DWARF, but we will need to support STABS for legacy systems for a few years. As far as it being obsolete, I asked about its status in January 2013 on the gdb list. My take away from that discussion was that it was not deprecated nor obsolete and that it was being maintained; but, that new development was focused on DWARF. [As far as DWARF goes, we use DWARF 3+/4 and GCC 4.7+ as we use -g3 to get macro debug information and want the strings to be consolidated.]