From patchwork Thu Feb 23 19:56:27 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nikunj A. Dadhania" X-Patchwork-Id: 9588981 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2272760578 for ; Thu, 23 Feb 2017 20:42:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1154C228C9 for ; Thu, 23 Feb 2017 20:42:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 035DF2876A; Thu, 23 Feb 2017 20:42:46 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A79D2228C9 for ; Thu, 23 Feb 2017 20:42:45 +0000 (UTC) Received: from localhost ([::1]:60970 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ch0Ds-0001nL-K2 for patchwork-qemu-devel@patchwork.kernel.org; Thu, 23 Feb 2017 15:42:44 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41128) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgzVj-0005Gh-Ak for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:08 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cgzVf-0001iX-8S for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:07 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:32889) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cgzVf-0001i2-05 for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:03 -0500 Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1NJtFFT061362 for ; Thu, 23 Feb 2017 14:57:01 -0500 Received: from e28smtp01.in.ibm.com (e28smtp01.in.ibm.com [125.16.236.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 28sp4jsshj-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 23 Feb 2017 14:57:01 -0500 Received: from localhost by e28smtp01.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Fri, 24 Feb 2017 01:26:56 +0530 Received: from d28relay10.in.ibm.com (d28relay10.in.ibm.com [9.184.220.161]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id C66A5E005A; Fri, 24 Feb 2017 01:28:35 +0530 (IST) Received: from d28av02.in.ibm.com (d28av02.in.ibm.com [9.184.220.64]) by d28relay10.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1NJtp4T16842828; Fri, 24 Feb 2017 01:25:51 +0530 Received: from d28av02.in.ibm.com (localhost [127.0.0.1]) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1NJusK5024582; Fri, 24 Feb 2017 01:26:55 +0530 Received: from abhimanyu.in.ibm.com ([9.102.3.191]) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1NJurVJ024530; Fri, 24 Feb 2017 01:26:54 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Fri, 24 Feb 2017 01:26:27 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1487879800-12352-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1487879800-12352-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022319-7323-0000-0000-000000CAB955 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022319-7324-0000-0000-0000026CC132 Message-Id: <1487879800-12352-3-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-23_13:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1612050000 definitions=main-1702230177 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v4 02/15] target/ppc: update ov flag from remaining paths 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Nikunj A Dadhania --- target/ppc/int_helper.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index da4e1a6..b376860 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -320,22 +320,24 @@ target_ulong helper_divo(CPUPPCState *env, target_ulong arg1, target_ulong arg2) { uint64_t tmp = (uint64_t)arg1 << 32 | env->spr[SPR_MQ]; + int ov; if (((int32_t)tmp == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || (int32_t)arg2 == 0) { - env->so = env->ov = 1; + ov = 1; env->spr[SPR_MQ] = 0; return INT32_MIN; } else { env->spr[SPR_MQ] = tmp % arg2; tmp /= (int32_t)arg2; if ((int32_t)tmp != tmp) { - env->so = env->ov = 1; + ov = 1; } else { - env->ov = 0; + ov = 0; } return tmp; } + helper_update_ov_legacy(env, ov); } target_ulong helper_divs(CPUPPCState *env, target_ulong arg1, @@ -356,11 +358,11 @@ target_ulong helper_divso(CPUPPCState *env, target_ulong arg1, { if (((int32_t)arg1 == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || (int32_t)arg2 == 0) { - env->so = env->ov = 1; + helper_update_ov_legacy(env, 1); env->spr[SPR_MQ] = 0; return INT32_MIN; } else { - env->ov = 0; + helper_update_ov_legacy(env, 0); env->spr[SPR_MQ] = (int32_t)arg1 % (int32_t)arg2; return (int32_t)arg1 / (int32_t)arg2; }