From nobody Tue Feb 10 09:59:31 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1639689814000131.73257815063812; Thu, 16 Dec 2021 13:23:34 -0800 (PST) Received: from localhost ([::1]:52262 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mxyDs-0000HE-R9 for importer@patchew.org; Thu, 16 Dec 2021 16:23:32 -0500 Received: from eggs.gnu.org ([209.51.188.92]:37576) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mxxLV-0002Uz-8b; Thu, 16 Dec 2021 15:27:21 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:41478) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mxxLK-0007Lk-3q; Thu, 16 Dec 2021 15:27:15 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1BGIId0c016810; Thu, 16 Dec 2021 20:26:42 GMT Received: from ppma01fra.de.ibm.com (46.49.7a9f.ip4.static.sl-reverse.com [159.122.73.70]) by mx0a-001b2d01.pphosted.com with ESMTP id 3cyqbjarse-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 16 Dec 2021 20:26:42 +0000 Received: from pps.filterd (ppma01fra.de.ibm.com [127.0.0.1]) by ppma01fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 1BGKCgC3011756; Thu, 16 Dec 2021 20:26:39 GMT Received: from b06cxnps4074.portsmouth.uk.ibm.com (d06relay11.portsmouth.uk.ibm.com [9.149.109.196]) by ppma01fra.de.ibm.com with ESMTP id 3cy7k3j3w9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 16 Dec 2021 20:26:39 +0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 1BGKQbZ641484724 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 Dec 2021 20:26:37 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E5EB9A4053; Thu, 16 Dec 2021 20:26:36 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id ABA8BA4040; Thu, 16 Dec 2021 20:26:36 +0000 (GMT) Received: from smtp.tlslab.ibm.com (unknown [9.101.4.1]) by d06av23.portsmouth.uk.ibm.com (Postfix) with SMTP; Thu, 16 Dec 2021 20:26:36 +0000 (GMT) Received: from yukon.ibmuc.com (unknown [9.171.48.122]) by smtp.tlslab.ibm.com (Postfix) with ESMTP id 0FDAF220238; Thu, 16 Dec 2021 21:26:36 +0100 (CET) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Subject: [PULL 029/101] target/ppc: Update float_invalid_op_div for new flags Date: Thu, 16 Dec 2021 21:25:02 +0100 Message-Id: <20211216202614.414266-30-clg@kaod.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211216202614.414266-1-clg@kaod.org> References: <20211216202614.414266-1-clg@kaod.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: ym2xb8n7N036BXHiTtVT6XzoFAIEZz_u X-Proofpoint-ORIG-GUID: ym2xb8n7N036BXHiTtVT6XzoFAIEZz_u X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2021-12-16_08,2021-12-16_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 adultscore=0 malwarescore=0 bulkscore=0 mlxlogscore=730 impostorscore=0 lowpriorityscore=0 suspectscore=0 phishscore=0 spamscore=0 priorityscore=1501 clxscore=1034 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2112160109 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: softfail client-ip=148.163.156.1; envelope-from=clg@kaod.org; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -11 X-Spam_score: -1.2 X-Spam_bar: - X-Spam_report: (-1.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Richard Henderson , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1639689814907100001 Content-Type: text/plain; charset="utf-8" From: Richard Henderson Now that vxidi, vxzdz, and vxsnan are computed directly by softfloat, we don't need to recompute it via classes. Signed-off-by: Richard Henderson Message-Id: <20211119160502.17432-11-richard.henderson@linaro.org> Signed-off-by: C=C3=A9dric Le Goater --- target/ppc/fpu_helper.c | 38 ++++++++++++++------------------------ 1 file changed, 14 insertions(+), 24 deletions(-) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index f02bb3a4afd8..9bcd7abd165f 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -557,17 +557,14 @@ float64 helper_fmul(CPUPPCState *env, float64 arg1, f= loat64 arg2) return ret; } =20 -static void float_invalid_op_div(CPUPPCState *env, bool set_fprc, - uintptr_t retaddr, int classes) +static void float_invalid_op_div(CPUPPCState *env, int flags, + bool set_fprc, uintptr_t retaddr) { - classes &=3D ~is_neg; - if (classes =3D=3D is_inf) { - /* Division of infinity by infinity */ + if (flags & float_flag_invalid_idi) { float_invalid_op_vxidi(env, set_fprc, retaddr); - } else if (classes =3D=3D is_zero) { - /* Division of zero by zero */ + } else if (flags & float_flag_invalid_zdz) { float_invalid_op_vxzdz(env, set_fprc, retaddr); - } else if (classes & is_snan) { + } else if (flags & float_flag_invalid_snan) { float_invalid_op_vxsnan(env, retaddr); } } @@ -576,17 +573,13 @@ static void float_invalid_op_div(CPUPPCState *env, bo= ol set_fprc, float64 helper_fdiv(CPUPPCState *env, float64 arg1, float64 arg2) { float64 ret =3D float64_div(arg1, arg2, &env->fp_status); - int status =3D get_float_exception_flags(&env->fp_status); + int flags =3D get_float_exception_flags(&env->fp_status); =20 - if (unlikely(status)) { - if (status & float_flag_invalid) { - float_invalid_op_div(env, 1, GETPC(), - float64_classify(arg1) | - float64_classify(arg2)); - } - if (status & float_flag_divbyzero) { - float_zero_divide_excp(env, GETPC()); - } + if (unlikely(flags & float_flag_invalid)) { + float_invalid_op_div(env, flags, 1, GETPC()); + } + if (unlikely(flags & float_flag_divbyzero)) { + float_zero_divide_excp(env, GETPC()); } =20 return ret; @@ -1803,9 +1796,8 @@ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, = \ env->fp_status.float_exception_flags |=3D tstat.float_exception_fl= ags; \ = \ if (unlikely(tstat.float_exception_flags & float_flag_invalid)) { = \ - float_invalid_op_div(env, sfprf, GETPC(), = \ - tp##_classify(xa->fld) | = \ - tp##_classify(xb->fld)); = \ + float_invalid_op_div(env, tstat.float_exception_flags, = \ + sfprf, GETPC()); = \ } = \ if (unlikely(tstat.float_exception_flags & float_flag_divbyzero)) = { \ float_zero_divide_excp(env, GETPC()); = \ @@ -1846,9 +1838,7 @@ void helper_xsdivqp(CPUPPCState *env, uint32_t opcode, env->fp_status.float_exception_flags |=3D tstat.float_exception_flags; =20 if (unlikely(tstat.float_exception_flags & float_flag_invalid)) { - float_invalid_op_div(env, 1, GETPC(), - float128_classify(xa->f128) | - float128_classify(xb->f128)); + float_invalid_op_div(env, tstat.float_exception_flags, 1, GETPC()); } if (unlikely(tstat.float_exception_flags & float_flag_divbyzero)) { float_zero_divide_excp(env, GETPC()); --=20 2.31.1