From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 328 invoked by alias); 10 Sep 2014 02:16:42 -0000 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 Received: (qmail 308 invoked by uid 89); 10 Sep 2014 02:16:40 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.3 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-pd0-f178.google.com Received: from mail-pd0-f178.google.com (HELO mail-pd0-f178.google.com) (209.85.192.178) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-SHA encrypted) ESMTPS; Wed, 10 Sep 2014 02:16:39 +0000 Received: by mail-pd0-f178.google.com with SMTP id p10so7244649pdj.9 for ; Tue, 09 Sep 2014 19:16:38 -0700 (PDT) X-Received: by 10.68.139.99 with SMTP id qx3mr34216208pbb.75.1410315397849; Tue, 09 Sep 2014 19:16:37 -0700 (PDT) Received: from bubble.grove.modra.org (CPE-58-160-155-134.oycza5.sa.bigpond.net.au. [58.160.155.134]) by mx.google.com with ESMTPSA id uy2sm13628329pac.13.2014.09.09.19.16.35 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Sep 2014 19:16:36 -0700 (PDT) Received: by bubble.grove.modra.org (Postfix, from userid 1000) id 775BDEA008F; Wed, 10 Sep 2014 11:46:29 +0930 (CST) Date: Wed, 10 Sep 2014 02:16:00 -0000 From: Alan Modra To: Richard Biener Cc: Jakub Jelinek , GCC Patches , "Maciej W. Rozycki" Subject: Re: PR debug/60655, debug loc expressions Message-ID: <20140910021629.GS17693@bubble.grove.modra.org> Mail-Followup-To: Richard Biener , Jakub Jelinek , GCC Patches , "Maciej W. Rozycki" References: <20140903053117.GF17693@bubble.grove.modra.org> <20140904122150.GL17693@bubble.grove.modra.org> <20140905013004.GN17693@bubble.grove.modra.org> <20140909115027.GR17693@bubble.grove.modra.org> <20140909143050.GU17454@tucnak.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-IsSubscribed: yes X-SW-Source: 2014-09/txt/msg00772.txt.bz2 On Tue, Sep 09, 2014 at 04:42:04PM +0200, Richard Biener wrote: > On Tue, Sep 9, 2014 at 4:30 PM, Jakub Jelinek wrote: > > On Tue, Sep 09, 2014 at 04:25:23PM +0200, Richard Biener wrote: > >> why wasn't 'result' built using simplify_gen_* in the first place? I also > > > > It is built using cselib_expand_value_rtx_cb, which calls the various > > simplify_*_operation and simplify_rtx too. > > So why do we need to simplify again then? It looks to me that cselib_expand_value_rtx_1 doesn't call simplify_rtx for DEBUG_EXPR. -- Alan Modra Australia Development Lab, IBM