From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 76825 invoked by alias); 31 Mar 2015 13:30:37 -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 76811 invoked by uid 89); 31 Mar 2015 13:30:37 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=0.5 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,KAM_FROM_URIBL_PCCC,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=no version=3.3.2 X-HELO: mail-qc0-f174.google.com Received: from mail-qc0-f174.google.com (HELO mail-qc0-f174.google.com) (209.85.216.174) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-GCM-SHA256 encrypted) ESMTPS; Tue, 31 Mar 2015 13:30:36 +0000 Received: by qcgx3 with SMTP id x3so13139428qcg.3 for ; Tue, 31 Mar 2015 06:30:34 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.182.72.169 with SMTP id e9mr33662799obv.23.1427808634251; Tue, 31 Mar 2015 06:30:34 -0700 (PDT) Received: by 10.76.98.137 with HTTP; Tue, 31 Mar 2015 06:30:34 -0700 (PDT) In-Reply-To: References: Date: Tue, 31 Mar 2015 13:30:00 -0000 Message-ID: Subject: Re: [PR64164] drop copyrename, integrate into expand From: Richard Biener To: Steven Bosscher Cc: Alexandre Oliva , GCC Patches Content-Type: text/plain; charset=UTF-8 X-IsSubscribed: yes X-SW-Source: 2015-03/txt/msg01662.txt.bz2 On Tue, Mar 31, 2015 at 8:55 AM, Steven Bosscher wrote: > On Sat, Mar 28, 2015 at 8:21 PM, Alexandre Oliva wrote: >> Regstrapped on x86_64-linux-gnu native and on i686-pc-linux-gnu native >> on x86_64, so without lto plugin. The only regression is in >> gcc.dg/guality/pr54200.c, that explicitly disables VTA. > > What about memory footprint? IIRC this pass was in part introduced to > reduce the number of VAR_DECLs. That's no longer necessary as we now drop VAR_DECLs from non-user vars completely at into-SSA time. We have "anonymous" SSA names without associated decls. Richard. > Ciao! > Steven