From patchwork Fri Jan 6 06:14:45 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: 9500123 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 5741060413 for ; Fri, 6 Jan 2017 06:21:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 481402845D for ; Fri, 6 Jan 2017 06:21:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3CC0328461; Fri, 6 Jan 2017 06:21:16 +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 28B942845D for ; Fri, 6 Jan 2017 06:21:15 +0000 (UTC) Received: from localhost ([::1]:50793 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cPNtq-0002vc-3K for patchwork-qemu-devel@patchwork.kernel.org; Fri, 06 Jan 2017 01:21:14 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52207) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cPNoV-0006sD-Ky for qemu-devel@nongnu.org; Fri, 06 Jan 2017 01:15:46 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cPNoS-0002oy-FH for qemu-devel@nongnu.org; Fri, 06 Jan 2017 01:15:43 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:40306) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cPNoS-0002oc-4U for qemu-devel@nongnu.org; Fri, 06 Jan 2017 01:15:40 -0500 Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id v066DvrU135323 for ; Fri, 6 Jan 2017 01:15:39 -0500 Received: from e23smtp01.au.ibm.com (e23smtp01.au.ibm.com [202.81.31.143]) by mx0a-001b2d01.pphosted.com with ESMTP id 27t2haefwn-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Fri, 06 Jan 2017 01:15:38 -0500 Received: from localhost by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Fri, 6 Jan 2017 16:15:33 +1000 Received: from d23relay06.au.ibm.com (d23relay06.au.ibm.com [9.185.63.219]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id 4907E2CE8046; Fri, 6 Jan 2017 17:15:33 +1100 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v066FX5r50528370; Fri, 6 Jan 2017 17:15:33 +1100 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v066FWFi001667; Fri, 6 Jan 2017 17:15:32 +1100 Received: from abhimanyu.in.ibm.com ([9.85.71.225]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v066F8Qi000974; Fri, 6 Jan 2017 17:15:27 +1100 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Fri, 6 Jan 2017 11:44:45 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1483683296-32568-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1483683296-32568-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17010606-1617-0000-0000-00000196F069 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17010606-1618-0000-0000-0000477EE197 Message-Id: <1483683296-32568-4-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-01-06_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-1701060100 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 v1 03/14] target-ppc: Use float64 arg in helper_compute_fprf() 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 From: Bharata B Rao Use float64 argument instead of unit64_t in helper_compute_fprf() This allows code in helper_compute_fprf() to be reused later to work with float128 argument too. Signed-off-by: Bharata B Rao Signed-off-by: Nikunj A Dadhania --- target/ppc/fpu_helper.c | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index 1ccd5e6..4da991a 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -66,23 +66,21 @@ static inline int ppc_float64_get_unbiased_exp(float64 f) return ((f >> 52) & 0x7FF) - 1023; } -void helper_compute_fprf(CPUPPCState *env, uint64_t arg) +void helper_compute_fprf(CPUPPCState *env, float64 arg) { - CPU_DoubleU farg; int isneg; int fprf; - farg.ll = arg; - isneg = float64_is_neg(farg.d); - if (unlikely(float64_is_any_nan(farg.d))) { - if (float64_is_signaling_nan(farg.d, &env->fp_status)) { + isneg = float64_is_neg(arg); + if (unlikely(float64_is_any_nan(arg))) { + if (float64_is_signaling_nan(arg, &env->fp_status)) { /* Signaling NaN: flags are undefined */ fprf = 0x00; } else { /* Quiet NaN */ fprf = 0x11; } - } else if (unlikely(float64_is_infinity(farg.d))) { + } else if (unlikely(float64_is_infinity(arg))) { /* +/- infinity */ if (isneg) { fprf = 0x09; @@ -90,7 +88,7 @@ void helper_compute_fprf(CPUPPCState *env, uint64_t arg) fprf = 0x05; } } else { - if (float64_is_zero(farg.d)) { + if (float64_is_zero(arg)) { /* +/- zero */ if (isneg) { fprf = 0x12; @@ -98,7 +96,7 @@ void helper_compute_fprf(CPUPPCState *env, uint64_t arg) fprf = 0x02; } } else { - if (isden(farg.d)) { + if (isden(arg)) { /* Denormalized numbers */ fprf = 0x10; } else {