From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23599 invoked by alias); 28 Nov 2011 23:27:35 -0000 Received: (qmail 23588 invoked by uid 22791); 28 Nov 2011 23:27:34 -0000 X-SWARE-Spam-Status: No, hits=-2.8 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,TW_GJ 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; Mon, 28 Nov 2011 23:27:22 +0000 From: "gjl at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug other/50775] Register allocator sets up frame and frame pointer with low register pressure Date: Tue, 29 Nov 2011 00:16:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: other X-Bugzilla-Keywords: ra X-Bugzilla-Severity: normal X-Bugzilla-Who: gjl 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: 4.7.0 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: 2011-11/txt/msg02726.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50775 --- Comment #5 from Georg-Johann Lay 2011-11-28 23:26:18 UTC --- (In reply to comment #4) > Wrong profitable hard regs calculation for register files requiring aligned > start register was a merging problem with a patch for allocation without cover > classes. > > I'll try make a patch this week to solve the problem. Thanks you are taking care of this. Will it also improve the situation for 3-byte types as introduced in PR50931? 3-byte types also start in even registers.