From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23558 invoked by alias); 16 Nov 2012 11:41:02 -0000 Received: (qmail 23500 invoked by uid 55); 16 Nov 2012 11:40:45 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/54073] [4.7/4.8 Regression] SciMark Monte Carlo test performance has seriously decreased in recent GCC releases Date: Fri, 16 Nov 2012 11:41:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.3 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: 2012-11/txt/msg01486.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54073 --- Comment #13 from Jakub Jelinek 2012-11-16 11:40:42 UTC --- Author: jakub Date: Fri Nov 16 11:40:39 2012 New Revision: 193554 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193554 Log: PR target/54073 * config/i386/i386.md (movcc): Use comparison_operator instead of ordered_comparison_operator resp. ix86_fp_comparison_operator predicates. * config/i386/i386.c (ix86_expand_fp_movcc): Reject TImode or for -m32 DImode comparisons. Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/i386.c trunk/gcc/config/i386/i386.md