From patchwork Mon May 14 18:05:06 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 913171 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=vivier.eu Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 40l7rn50Ztz9s15 for ; Tue, 15 May 2018 04:04:56 +1000 (AEST) Received: from localhost ([::1]:47543 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fIHq8-0000A3-Hh for incoming@patchwork.ozlabs.org; Mon, 14 May 2018 14:04:52 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51191) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fIHpb-00009f-SR for qemu-devel@nongnu.org; Mon, 14 May 2018 14:04:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fIHpX-0007HU-0p for qemu-devel@nongnu.org; Mon, 14 May 2018 14:04:19 -0400 Received: from mout.kundenserver.de ([212.227.126.131]:35953) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fIHpW-0007Fu-NO for qemu-devel@nongnu.org; Mon, 14 May 2018 14:04:14 -0400 Received: from localhost.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue006 [212.227.15.167]) with ESMTPSA (Nemesis) id 0MEwxC-1f3Tio2EP4-00G43z; Mon, 14 May 2018 20:04:12 +0200 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Mon, 14 May 2018 20:05:06 +0200 Message-Id: <20180514180506.17388-2-laurent@vivier.eu> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180514180506.17388-1-laurent@vivier.eu> References: <20180514180506.17388-1-laurent@vivier.eu> X-Provags-ID: V03:K1:PZTDw35QcbUNPneMLdDtSRPicnzL6bpYLk3Wv5IVeD/kCQdTPGv BC/455W1XcG061Ej+Oka1jp9t2wAca8pmVAWEu5Z55w6V5C+WGFMgn6FQg+9ULjGgayPMyE +zpZXUiyZUcSbYPxFSo8nymQg7jxW2CoOUhPjYr8OJzTHpPNMgl53Xq+jmakzOAfRAUR5hs UReMjXoqx8o6CA7knBZgQ== X-UI-Out-Filterresults: notjunk:1; V01:K0:HIB+PYKv6rQ=:9MuTvzSGTqFcEfBnCGonrA j37u5nRB80xIh4tI7k7XkvApv+88ad+cBDJQpI6xZ2O0TysbwU3fqnlRlgYyQs6SwGYojOj5J DQlqpA2cDxgKEPBpYG+kFJXPKD1cKkKUhytf9lqpeTek7xWLb6s5/x6fYnkS3oxCHVkxb1IEX c00FahzKbEB3UacDRW2Emnbi//smzkyvcBbYR/pkUC1XkklUt0bx87uDWiSap7b0+/AkIs8qq /N5Buwz4NIA2xWlmojX0HnV8seHew6W17JeOhvPJrecA8RI+/8WCJeTvxU/XCbc+G11TbCAB8 2zEVH6z7Z2l7CpvHwRp4acFvUMcfGt0DwqwZ+KhHTP9CNSZ5w4ZRwoaalkbjX0MlJqJwNjSna L3DNEOWgaNDL4Ert1gyalLCKzU8Pi/DwdifrE8dAP7WmWve+Z3w3tb+nDCSEzE8xXkNs6XC5T 3w4F9IE4MVU05st9sn+PnRMC4NkvIpv/yP9igCKYHMCvIL3rUtZPJcZfK8Mwcrpe8qYW36yCQ hoqqhHIX4pRYytjfODe4dIRn8rFPVIpH+J5U7zeJY87FUIBHCyeyYoQ1DmcNBOByYI5mI2SO8 PwkiGCI96VpeVgCFW+19MmaicQprCNcZDgUAkN11E0T/dXnH5RueLBLAuTdhvydFKKAdLHC2i 3CpgGvA7Yr3RQhc8Q1vdIbwwZ8afFPVkG/+ZHHBkaRgZVCAG4lhG0YjtoAyYo54QMEBw= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 212.227.126.131 Subject: [Qemu-devel] [PULL 1/1] m68k: fix floatx80_mod() (Coverity CID1390568) X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Update the variable checked by the loop condition (expDiff). Backport the update from Previous. Fixes: 591596b77a ("target/m68k: add fmod/frem") Signed-off-by: Laurent Vivier Reviewed-by: Thomas Huth Message-Id: <20180508203937.16796-1-laurent@vivier.eu> --- target/m68k/softfloat.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/m68k/softfloat.c b/target/m68k/softfloat.c index e41b07d042..d093997219 100644 --- a/target/m68k/softfloat.c +++ b/target/m68k/softfloat.c @@ -103,6 +103,7 @@ floatx80 floatx80_mod(floatx80 a, floatx80 b, float_status *status) mul64To128(bSig, qTemp, &term0, &term1); sub128(aSig0, aSig1, term0, term1, &aSig0, &aSig1); shortShift128Left(aSig0, aSig1, 62, &aSig0, &aSig1); + expDiff -= 62; } expDiff += 64; if (0 < expDiff) {