From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15222 invoked by alias); 13 May 2014 19:36:06 -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 15207 invoked by uid 89); 13 May 2014 19:36:05 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.2 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 13 May 2014 19:36:04 +0000 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s4DJa0O1011814 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 13 May 2014 15:36:01 -0400 Received: from barimba (ovpn-113-162.phx2.redhat.com [10.3.113.162]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s4DJZxUs008205 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NO); Tue, 13 May 2014 15:36:00 -0400 From: Tom Tromey To: Gary Benson Cc: Florian Weimer , Mark Kettenis , gdb-patches@sourceware.org Subject: Re: [PATCH 0/2] Demangler crash handler References: <20140509100656.GA4760@blade.nx> <201405091120.s49BKO1f010622@glazunov.sibelius.xs4all.nl> <87fvkhjqvs.fsf@mid.deneb.enyo.de> <20140513102223.GC17805@blade.nx> <87ppjhilni.fsf@mid.deneb.enyo.de> <20140513192228.GC26575@blade.nx> Date: Tue, 13 May 2014 19:36:00 -0000 In-Reply-To: <20140513192228.GC26575@blade.nx> (Gary Benson's message of "Tue, 13 May 2014 20:22:28 +0100") Message-ID: <8738gdh3og.fsf@fleche.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2014-05/txt/msg00177.txt.bz2 Florian> More worrisome would be the occasional demangling as part of Florian> other tasks, where the context switches might become very Florian> visible. Gary> It probably is bulk, though I don't know for sure. You could probably Gary> rearrange GDB to demangle a whole object file or CU's symbols at once. It could perhaps be done but I think it would be non-trivial. Usually in gdb whatever is calling the demangler intends to use the result right away. Tom