From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9034 invoked by alias); 13 Jul 2012 10:52:45 -0000 Received: (qmail 9026 invoked by uid 22791); 13 Jul 2012 10:52:44 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 13 Jul 2012 10:52:28 +0000 From: "kapojko at yahoo dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/53950] 1.5 times slowdown from 4.4.0 to 4.7.0 Date: Fri, 13 Jul 2012 10:52:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: fortran X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: kapojko at yahoo dot com X-Bugzilla-Status: WAITING X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2012-07/txt/msg01039.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53950 --- Comment #2 from Yury Kapoyko 2012-07-13 10:52:27 UTC --- Both targets are 32 bit. Yes, after deeper profiling it seems a problem to be inside log/cos/random. For example, fragments from gprof: 4.4.0: cosf - self seconds 0.77 4.7.0: cosf - self seconds 0.94 and so on. Is there a way to fix it?