From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-1.mimecast.com (us-smtp-1.mimecast.com [205.139.110.61]) by sourceware.org (Postfix) with ESMTP id C86B6385E02A for ; Thu, 2 Apr 2020 12:35:41 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org C86B6385E02A Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-340-5iaSgJVIO8m6QxxHDW9QKA-1; Thu, 02 Apr 2020 08:35:39 -0400 X-MC-Unique: 5iaSgJVIO8m6QxxHDW9QKA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CFDA7100550D; Thu, 2 Apr 2020 12:35:38 +0000 (UTC) Received: from tucnak.zalov.cz (ovpn-113-52.ams2.redhat.com [10.36.113.52]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5F4BC5D9C9; Thu, 2 Apr 2020 12:35:38 +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 032CZal9014614; Thu, 2 Apr 2020 14:35:36 +0200 Received: (from jakub@localhost) by tucnak.zalov.cz (8.15.2/8.15.2/Submit) id 032CZZAB014613; Thu, 2 Apr 2020 14:35:35 +0200 Date: Thu, 2 Apr 2020 14:35:35 +0200 From: Jakub Jelinek To: Richard Biener Cc: gcc-patches@gcc.gnu.org Subject: [committed] params: Decrease -param=max-find-base-term-values= default [PR92264] Message-ID: <20200402123535.GU2212@tucnak> Reply-To: Jakub Jelinek References: <20200402102939.GQ2212@tucnak> MIME-Version: 1.0 In-Reply-To: User-Agent: Mutt/1.11.3 (2019-02-01) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-Spam-Status: No, score=-19.9 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Apr 2020 12:35:42 -0000 On Thu, Apr 02, 2020 at 12:44:32PM +0200, Richard Biener wrote: > > For the PR in question, my proposal would be to also lower > > -param=3Dmax-find-base-term-values=3D > > default from 2000 to 200 after this, at least in the above 4 > > bootstraps/regtests there is nothing that would ever result in > > find_base_term returning non-NULL with more than 200 VALUEs being proce= ssed. >=20 > Sounds good to me. Here is what I've committed after another bootstrap/regtest on x86_64-linux and i686-linux. 2020-04-02 Jakub Jelinek =09PR rtl-optimization/92264 =09* params.opt (-param=3Dmax-find-base-term-values=3D): Decrease default =09from 2000 to 200. --- gcc/params.opt.jj=092020-03-21 18:29:59.102158469 +0100 +++ gcc/params.opt=092020-04-02 13:05:14.433729117 +0200 @@ -663,7 +663,7 @@ Common Joined UInteger Var(param_max_var Max. size of var tracking hash tables. =20 -param=3Dmax-find-base-term-values=3D -Common Joined UInteger Var(param_max_find_base_term_values) Init(2000) Par= am Optimization +Common Joined UInteger Var(param_max_find_base_term_values) Init(200) Para= m Optimization Maximum number of VALUEs handled during a single find_base_term call. =20 -param=3Dmax-vrp-switch-assertions=3D =09Jakub