From patchwork Thu Feb 23 19:56:35 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: 9588959 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 EA29C6057F for ; Thu, 23 Feb 2017 20:27:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D745D2844E for ; Thu, 23 Feb 2017 20:27:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CC6E4288FD; Thu, 23 Feb 2017 20:27:23 +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 AE5942844E for ; Thu, 23 Feb 2017 20:27:22 +0000 (UTC) Received: from localhost ([::1]:60869 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgzyz-0002Yh-Ct for patchwork-qemu-devel@patchwork.kernel.org; Thu, 23 Feb 2017 15:27:21 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41405) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgzVo-0005ZE-Ri for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cgzVl-0001nI-2F for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:12 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:54421) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cgzVk-0001m4-O0 for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:08 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1NJs1NE061764 for ; Thu, 23 Feb 2017 14:57:07 -0500 Received: from e28smtp02.in.ibm.com (e28smtp02.in.ibm.com [125.16.236.2]) by mx0a-001b2d01.pphosted.com with ESMTP id 28t5wb181e-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 23 Feb 2017 14:57:07 -0500 Received: from localhost by e28smtp02.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 24 Feb 2017 01:27:04 +0530 Received: from d28dlp02.in.ibm.com (9.184.220.127) by e28smtp02.in.ibm.com (192.168.1.132) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Fri, 24 Feb 2017 01:27:01 +0530 Received: from d28relay01.in.ibm.com (d28relay01.in.ibm.com [9.184.220.58]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 74D223940061; Fri, 24 Feb 2017 01:27:01 +0530 (IST) Received: from d28av02.in.ibm.com (d28av02.in.ibm.com [9.184.220.64]) by d28relay01.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1NJv1ef43778114; Fri, 24 Feb 2017 01:27:01 +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 v1NJv00e024796; Fri, 24 Feb 2017 01:27:00 +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 v1NJurVR024530; Fri, 24 Feb 2017 01:26:59 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Fri, 24 Feb 2017 01:26:35 +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: 17022319-0004-0000-0000-00000542B854 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022319-0005-0000-0000-0000133CC05E Message-Id: <1487879800-12352-11-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=2 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 10/15] target/ppc: add gen_op_update_ov_isa300() 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 Introduce routine to update OV and OV32 in case it is POWER9 and above. Signed-off-by: Nikunj A Dadhania --- target/ppc/translate.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 143b595..ea0a356 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -833,6 +833,31 @@ static inline void gen_op_update_ov_legacy(TCGv ov) tcg_temp_free(zero); } +static inline void gen_op_update_ov_isa300(TCGv ov, TCGv ov32) +{ + TCGv t1 = tcg_temp_new(); + TCGv t2 = tcg_temp_new(); + tcg_gen_movi_tl(t1, XER_OV | XER_OV32); + tcg_gen_andc_tl(cpu_xer, cpu_xer, t1); + tcg_gen_shli_tl(t1, ov, XER_OV_BIT); + tcg_gen_shli_tl(t2, ov, XER_SO_BIT); + tcg_gen_or_tl(t1, t1, t2); + tcg_gen_shli_tl(t2, ov32, XER_OV32_BIT); + tcg_gen_or_tl(t1, t1, t2); + tcg_gen_or_tl(cpu_xer, cpu_xer, t1); + tcg_temp_free(t1); + tcg_temp_free(t2); +} + +static inline void gen_op_update_ov(DisasContext *ctx, TCGv ov, TCGv ov32) +{ + if (is_isa300(ctx)) { + gen_op_update_ov_isa300(ov, ov32); + } else { + gen_op_update_ov_legacy(ov); + } +} + /* Sub functions with one operand and one immediate */ #define GEN_UPDATE_OV(name, const_val) \ static void glue(gen_op_, name)(void) \