From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 38059 invoked by alias); 31 Aug 2015 07:24:54 -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 38049 invoked by uid 89); 31 Aug 2015 07:24:54 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.9 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RCVD_IN_DNSWL_LOW autolearn=no version=3.3.2 X-HELO: smtp.eu.adacore.com Received: from mel.act-europe.fr (HELO smtp.eu.adacore.com) (194.98.77.210) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Mon, 31 Aug 2015 07:24:53 +0000 Received: from localhost (localhost [127.0.0.1]) by filtered-smtp.eu.adacore.com (Postfix) with ESMTP id 76E8C28F27FC; Mon, 31 Aug 2015 09:24:49 +0200 (CEST) Received: from smtp.eu.adacore.com ([127.0.0.1]) by localhost (smtp.eu.adacore.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id V3BmGsoF86zD; Mon, 31 Aug 2015 09:24:49 +0200 (CEST) Received: from [192.168.0.53] (nat75-2-78-193-84-173.fbxo.proxad.net [78.193.84.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.eu.adacore.com (Postfix) with ESMTPSA id 3348228F22D9; Mon, 31 Aug 2015 09:24:49 +0200 (CEST) From: Pierre-Marie de Rodat Subject: [PATCH, PING*3] PR rtl-optimization/66790: uninitialized registers handling in REE To: gcc-patches@gcc.gnu.org References: <55AACFBD.7000200@adacore.com> <55B5F2FD.5080403@adacore.com> <55C5C4AC.4090603@adacore.com> Cc: Richard Biener , Jeff Law Message-ID: <55E40141.1070300@adacore.com> Date: Mon, 31 Aug 2015 07:26:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 MIME-Version: 1.0 In-Reply-To: <55C5C4AC.4090603@adacore.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2015-08/txt/msg01854.txt.bz2 On 07/19/2015 12:14 AM, Pierre-Marie de Rodat wrote: > This patch is an attempt to fix PR rtl-optimization/66790: please see > for the context. > This adds a new dataflow problem (MIR for Must-Initialized Registers) > and use it in the REE pass to remove oversights, fixing the original > issue. Ping for the discussion on Bugzilla. Thanks in advance! -- Pierre-Marie de Rodat