From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24179 invoked by alias); 5 May 2011 15:25:29 -0000 Received: (qmail 24164 invoked by uid 22791); 5 May 2011 15:25:27 -0000 X-SWARE-Spam-Status: No, hits=-6.3 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,SPF_HELO_PASS,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 05 May 2011 15:25:08 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p45FOfx4030810 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 5 May 2011 11:24:41 -0400 Received: from [127.0.0.1] (ovpn-113-126.phx2.redhat.com [10.3.113.126]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p45FOe9W027813; Thu, 5 May 2011 11:24:41 -0400 Message-ID: <4DC2C138.1040200@redhat.com> Date: Thu, 05 May 2011 15:29:00 -0000 From: Jason Merrill User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.15) Gecko/20110421 Fedora/3.1.9-2.fc14 Lightning/1.0b2 Thunderbird/3.1.9 MIME-Version: 1.0 To: Jakub Jelinek CC: Richard Henderson , gcc-patches@gcc.gnu.org, "H.J. Lu" , Steve Ellcey Subject: Re: [PATCH] Fix up typed DWARF stack support for POINTERS_EXTEND_UNSIGNED targets (PR debug/48853) References: <20110505092038.GJ17079@tyan-ft48-01.lab.bos.redhat.com> <4DC2B371.2070802@redhat.com> <20110505145605.GO17079@tyan-ft48-01.lab.bos.redhat.com> In-Reply-To: <20110505145605.GO17079@tyan-ft48-01.lab.bos.redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org X-SW-Source: 2011-05/txt/msg00428.txt.bz2 On 05/05/2011 10:56 AM, Jakub Jelinek wrote: >> We can't handle Pmode void* like other pointers? > > mem_mode == VOIDmode doesn't mean a void* pointer, mem_mode != VOIDmode > means mem_loc_descriptor is called on some MEM's address and gives the > mode of the MEM, while VOIDmode mem_mode means it isn't a memory address, > but just a random rtl that we wish to translate into DWARF location > expression. Ah, OK. Jason