From patchwork Mon Feb 27 04:57:58 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: 9592679 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 4E13F60453 for ; Mon, 27 Feb 2017 05:03:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3CC0228358 for ; Mon, 27 Feb 2017 05:03:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2EA3428372; Mon, 27 Feb 2017 05:03:42 +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 B6B2028358 for ; Mon, 27 Feb 2017 05:03:41 +0000 (UTC) Received: from localhost ([::1]:50351 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDTJ-0002No-20 for patchwork-qemu-devel@patchwork.kernel.org; Mon, 27 Feb 2017 00:03:41 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60831) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOE-0006b5-5W for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:27 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciDOA-0002Me-82 for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:26 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:51866) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciDO9-0002Lu-UL for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:22 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1R4tIlM116407 for ; Sun, 26 Feb 2017 23:58:20 -0500 Received: from e28smtp06.in.ibm.com (e28smtp06.in.ibm.com [125.16.236.6]) by mx0a-001b2d01.pphosted.com with ESMTP id 28u6xn5ber-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 26 Feb 2017 23:58:20 -0500 Received: from localhost by e28smtp06.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 27 Feb 2017 10:28:17 +0530 Received: from d28dlp02.in.ibm.com (9.184.220.127) by e28smtp06.in.ibm.com (192.168.1.136) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 27 Feb 2017 10:28:15 +0530 Received: from d28relay05.in.ibm.com (d28relay05.in.ibm.com [9.184.220.62]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 38E00394004E; Mon, 27 Feb 2017 10:28:15 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay05.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4wB2v12517388; Mon, 27 Feb 2017 10:28:11 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wDNW005323; Mon, 27 Feb 2017 10:28:14 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wC01005260; Mon, 27 Feb 2017 10:28:13 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:58 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0020-0000-0000-000000C31C43 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0021-0000-0000-0000027F304E Message-Id: <1488171481-21699-6-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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-1702270049 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 v6 5/8] target/ppc: use tcg ops for neg instruction 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 Reviewed-by: Richard Henderson --- target/ppc/translate.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 16f422f..d4d9941 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -1483,7 +1483,10 @@ static inline void gen_op_arith_neg(DisasContext *ctx, bool compute_ov) static void gen_neg(DisasContext *ctx) { - gen_op_arith_neg(ctx, 0); + tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); + if (unlikely(Rc(ctx->opcode))) { + gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); + } } static void gen_nego(DisasContext *ctx)