From patchwork Wed Apr 20 10:11:51 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aurelien Jarno X-Patchwork-Id: 92136 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id B6CFAB6FCD for ; Wed, 20 Apr 2011 20:13:00 +1000 (EST) Received: from localhost ([::1]:53641 helo=lists2.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QCUP3-0000AF-S8 for incoming@patchwork.ozlabs.org; Wed, 20 Apr 2011 06:12:57 -0400 Received: from eggs.gnu.org ([140.186.70.92]:43299) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QCUOZ-0008S0-SJ for qemu-devel@nongnu.org; Wed, 20 Apr 2011 06:12:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QCUOW-0004RK-EV for qemu-devel@nongnu.org; Wed, 20 Apr 2011 06:12:27 -0400 Received: from hall.aurel32.net ([88.191.126.93]:43735) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QCUOW-0004Qk-8S for qemu-devel@nongnu.org; Wed, 20 Apr 2011 06:12:24 -0400 Received: from [90.84.144.153] (helo=volta.aurel32.net) by hall.aurel32.net with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.72) (envelope-from ) id 1QCUOV-0002qC-1d; Wed, 20 Apr 2011 12:12:23 +0200 Received: from aurel32 by volta.aurel32.net with local (Exim 4.72) (envelope-from ) id 1QCUON-0006Gq-1P; Wed, 20 Apr 2011 12:12:15 +0200 From: Aurelien Jarno To: qemu-devel@nongnu.org Date: Wed, 20 Apr 2011 12:11:51 +0200 Message-Id: <1303294329-22634-3-git-send-email-aurelien@aurel32.net> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1303294329-22634-1-git-send-email-aurelien@aurel32.net> References: <1303294329-22634-1-git-send-email-aurelien@aurel32.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 88.191.126.93 Cc: Aurelien Jarno Subject: [Qemu-devel] [PATCH v2 02/20] softfloat: fix floatx80_is_infinity() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org With floatx80, the explicit bit is set for infinity. Reviewed-by: Peter Maydell Signed-off-by: Aurelien Jarno --- fpu/softfloat.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fpu/softfloat.h b/fpu/softfloat.h index 340f0a9..3363128 100644 --- a/fpu/softfloat.h +++ b/fpu/softfloat.h @@ -566,7 +566,7 @@ INLINE floatx80 floatx80_chs(floatx80 a) INLINE int floatx80_is_infinity(floatx80 a) { - return (a.high & 0x7fff) == 0x7fff && a.low == 0; + return (a.high & 0x7fff) == 0x7fff && a.low == 0x8000000000000000LL; } INLINE int floatx80_is_neg(floatx80 a)