From patchwork Mon Jul 19 21:58:42 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikael Pettersson X-Patchwork-Id: 112810 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.4/8.14.3) with ESMTP id o6JLu08I002320 for ; Mon, 19 Jul 2010 22:04:39 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966980Ab0GSV6t (ORCPT ); Mon, 19 Jul 2010 17:58:49 -0400 Received: from fanny.its.uu.se ([130.238.4.241]:62427 "EHLO fanny.its.uu.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966979Ab0GSV6r (ORCPT ); Mon, 19 Jul 2010 17:58:47 -0400 Received: by fanny.its.uu.se (Postfix, from userid 212) id 625436307; Mon, 19 Jul 2010 23:58:45 +0200 (MSZ) Received: from fanny.its.uu.se(127.0.0.1) by fanny.its.uu.se via virus-scan id s24834; Mon, 19 Jul 10 23:58:44 +0200 Received: from pilspetsen.it.uu.se (pilspetsen.it.uu.se [130.238.18.39]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by fanny.its.uu.se (Postfix) with ESMTP id D7A0E61AE; Mon, 19 Jul 2010 23:58:43 +0200 (MSZ) Received: (from mikpe@localhost) by pilspetsen.it.uu.se (8.13.8+Sun/8.13.8) id o6JLwhkM008427; Mon, 19 Jul 2010 23:58:43 +0200 (MEST) X-Authentication-Warning: pilspetsen.it.uu.se: mikpe set sender to mikpe@it.uu.se using -f MIME-Version: 1.0 Message-ID: <19524.51858.992299.119315@pilspetsen.it.uu.se> Date: Mon, 19 Jul 2010 23:58:42 +0200 From: Mikael Pettersson To: linux-kernel@vger.kernel.org Subject: [PATCH] math-emu: correct test for downshifting fraction in _FP_FROM_INT() Cc: sparclinux@vger.kernel.org, linux-s390@vger.kernel.org, linux-alpha@vger.kernel.org, linux-sh@vger.kernel.org, linuxppc-dev@ozlabs.org X-Mailer: VM 7.17 under Emacs 20.7.1 Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Mon, 19 Jul 2010 22:05:54 +0000 (UTC) diff -rupN linux-2.6.35-rc5/include/math-emu/op-common.h linux-2.6.35-rc5.mathemu-FP_FROM_INT-fraction-downshift-condition/include/math-emu/op-common.h --- linux-2.6.35-rc5/include/math-emu/op-common.h 2010-05-17 19:51:32.000000000 +0200 +++ linux-2.6.35-rc5.mathemu-FP_FROM_INT-fraction-downshift-condition/include/math-emu/op-common.h 2010-07-18 22:33:46.000000000 +0200 @@ -799,7 +799,7 @@ do { \ X##_e -= (_FP_W_TYPE_SIZE - rsize); \ X##_e = rsize - X##_e - 1; \ \ - if (_FP_FRACBITS_##fs < rsize && _FP_WFRACBITS_##fs < X##_e) \ + if (_FP_FRACBITS_##fs < rsize && _FP_WFRACBITS_##fs <= X##_e) \ __FP_FRAC_SRS_1(ur_, (X##_e - _FP_WFRACBITS_##fs + 1), rsize);\ _FP_FRAC_DISASSEMBLE_##wc(X, ur_, rsize); \ if ((_FP_WFRACBITS_##fs - X##_e - 1) > 0) \