From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18068 invoked by alias); 12 May 2008 22:37:20 -0000 Received: (qmail 18058 invoked by uid 22791); 12 May 2008 22:37:19 -0000 X-Spam-Check-By: sourceware.org Received: from bluesmobile.specifix.com (HELO bluesmobile.specifix.com) (216.129.118.140) by sourceware.org (qpsmtpd/0.31) with ESMTP; Mon, 12 May 2008 22:37:00 +0000 Received: from [127.0.0.1] (bluesmobile.specifix.com [216.129.118.140]) by bluesmobile.specifix.com (Postfix) with ESMTP id 1BDB73BF3F for ; Mon, 12 May 2008 15:36:59 -0700 (PDT) Subject: Re: Overlay support broken (Re: [patch] [2/2] Discontiguous PSYMTABs (psymtabs->symtabs by addrmap)) From: Michael Snyder To: gdb-patches@sources.redhat.com In-Reply-To: <20080512203934.GA29605@caradoc.them.org> References: <20080423213059.GC11894@host0.dyn.jankratochvil.net> <200805121945.m4CJjdYd031485@d12av02.megacenter.de.ibm.com> <20080512203232.GA28415@host0.dyn.jankratochvil.net> <200805121945.m4CJjdYd031485@d12av02.megacenter.de.ibm.com> <1210622804.4615.543.camel@localhost.localdomain> <20080512203934.GA29605@caradoc.them.org> Content-Type: text/plain Date: Tue, 13 May 2008 15:42:00 -0000 Message-Id: <1210631818.4615.549.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.10.3 (2.10.3-7.fc7) Content-Transfer-Encoding: 7bit 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: 2008-05/txt/msg00390.txt.bz2 On Mon, 2008-05-12 at 16:39 -0400, Daniel Jacobowitz wrote: > On Mon, May 12, 2008 at 01:06:44PM -0700, Michael Snyder wrote: > > I wrote that overlay code over 10 years ago. > > I wonder whether anyone still uses it? > > On Mon, May 12, 2008 at 10:32:32PM +0200, Jan Kratochvil wrote: > > I generally considered the overlays to be no longer supported and just still > > not removed from the code. While reading other GDB code I was feeling overlays > > are no longer supported on multiple places but sure I may be wrong. > > > > Could you please name which current arch is dependent on overlaying? > > As you may be able to guess from context, the answer is SPU :-) > > Each SPE has only a 256K local store which it uses for code, stack, > and heap. That's not very much space, so overlays are frequently > required. Oho, well, Stan Shebs should be gratified. He assured me at the time that overlays would get more use than I thought they would. ;-)