From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1065 invoked by alias); 6 Sep 2011 07:53:05 -0000 Received: (qmail 1055 invoked by uid 22791); 6 Sep 2011 07:53:04 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 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; Tue, 06 Sep 2011 07:52:48 +0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/50302] inefficient float->double conversion in AVX with -mtune=generic Date: Tue, 06 Sep 2011 07:53:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Status Last reconfirmed CC Ever Confirmed 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: 2011-09/txt/msg00365.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50302 Richard Guenther changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2011-09-06 CC| |harsha.jagasia at amd dot | |com, hubicka at gcc dot | |gnu.org Ever Confirmed|0 |1 --- Comment #1 from Richard Guenther 2011-09-06 07:51:46 UTC --- Good question. Probably even with -msseN we could tweak some generic settings when we know no "old" CPUs have those issues. Of course the question is whether we still need to care for those today or whether we should simply change generic.