From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2157 invoked by alias); 23 Mar 2017 10:48:30 -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 1977 invoked by uid 89); 23 Mar 2017 10:48:17 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.9 required=5.0 tests=BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=no version=3.3.2 spammy=Hx-languages-length:588 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; Thu, 23 Mar 2017 10:48:16 +0000 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8EB2261E7C; Thu, 23 Mar 2017 10:48:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 8EB2261E7C Authentication-Results: ext-mx10.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx10.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=jakub@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 8EB2261E7C Received: from tucnak.zalov.cz (ovpn-116-72.ams2.redhat.com [10.36.116.72]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3646A7E499; Thu, 23 Mar 2017 10:48:13 +0000 (UTC) Received: from tucnak.zalov.cz (localhost [127.0.0.1]) by tucnak.zalov.cz (8.15.2/8.15.2) with ESMTP id v2NAm9Dj028896; Thu, 23 Mar 2017 11:48:10 +0100 Received: (from jakub@localhost) by tucnak.zalov.cz (8.15.2/8.15.2/Submit) id v2NAm9DT028895; Thu, 23 Mar 2017 11:48:09 +0100 Date: Thu, 23 Mar 2017 10:48:00 -0000 From: Jakub Jelinek To: Alexander Monakov Cc: gcc-patches@gcc.gnu.org Subject: Re: [PATCH 5/5] address-taken: optimize SIMT privatized variables Message-ID: <20170323104809.GP11094@tucnak> Reply-To: Jakub Jelinek References: <1490197595-31938-1-git-send-email-amonakov@ispras.ru> <1490197595-31938-6-git-send-email-amonakov@ispras.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1490197595-31938-6-git-send-email-amonakov@ispras.ru> User-Agent: Mutt/1.7.1 (2016-10-04) X-IsSubscribed: yes X-SW-Source: 2017-03/txt/msg01213.txt.bz2 On Wed, Mar 22, 2017 at 06:46:35PM +0300, Alexander Monakov wrote: > This patch implements promotion of SIMT private variables if GOMP_SIMT_ENTER > is the only remaining statement where their address is taken, by handling it > similar to ASAN_MARK. > > To avoid rebuilding GOMP_SIMT_ENTER statement from scratch, set argument > slot to a null pointer when the corresponding variable is optimized. > > * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER. Ok for trunk (if the rest is approved). Jakub