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Thu, 16 Jul 2020 06:25:07 +0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 06G6P5eZ57475180 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 Jul 2020 06:25:05 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3496C11C052; Thu, 16 Jul 2020 06:25:05 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4175E11C04A; Thu, 16 Jul 2020 06:25:03 +0000 (GMT) Received: from [9.199.37.124] (unknown [9.199.37.124]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 16 Jul 2020 06:25:03 +0000 (GMT) Subject: Re: [PATCH v2 1/4] powerpc/sstep: support new VSX vector paired storage access instructions To: Balamuruhan S References: <20200716061558.1532199-1-bala24@linux.ibm.com> <20200716061558.1532199-2-bala24@linux.ibm.com> From: Ravi Bangoria Message-ID: Date: Thu, 16 Jul 2020 11:55:02 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200716061558.1532199-2-bala24@linux.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-07-15_12:2020-07-15, 2020-07-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 bulkscore=0 clxscore=1015 mlxscore=0 priorityscore=1501 impostorscore=0 mlxlogscore=780 lowpriorityscore=0 malwarescore=0 suspectscore=0 adultscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007160042 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ravi Bangoria , paulus@samba.org, sandipan@linux.ibm.com, jniethe5@gmail.com, naveen.n.rao@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi Bala, > @@ -2382,6 +2386,15 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, > op->vsx_flags = VSX_SPLAT; > break; > > + case 333: /* lxvpx */ > + if (!cpu_has_feature(CPU_FTR_ARCH_31)) > + return -1; > + op->reg = VSX_REGISTER_XTP(rd); > + op->type = MKOP(LOAD_VSX, 0, 32); > + op->element_size = 32; > + op->vsx_flags = VSX_CHECK_VEC; Why VSX_CHECK_VEC? Ravi