From patchwork Tue Nov 22 11:46:00 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nikunj A. Dadhania" X-Patchwork-Id: 9441057 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 431EA60235 for ; Tue, 22 Nov 2016 13:24:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 33D0228518 for ; Tue, 22 Nov 2016 13:24:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 25EE228528; Tue, 22 Nov 2016 13:24:47 +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 9988E28518 for ; Tue, 22 Nov 2016 13:24:46 +0000 (UTC) Received: from localhost ([::1]:55665 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c9B41-00060U-SI for patchwork-qemu-devel@patchwork.kernel.org; Tue, 22 Nov 2016 08:24:45 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42543) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c9Azr-00034c-Ce for qemu-devel@nongnu.org; Tue, 22 Nov 2016 08:20:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c9Azo-0006Fy-Jd for qemu-devel@nongnu.org; Tue, 22 Nov 2016 08:20:27 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:50171 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c9Azo-0006Fd-E8 for qemu-devel@nongnu.org; Tue, 22 Nov 2016 08:20:24 -0500 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id uAMDJBR1014890 for ; Tue, 22 Nov 2016 08:20:23 -0500 Received: from e28smtp07.in.ibm.com (e28smtp07.in.ibm.com [125.16.236.7]) by mx0b-001b2d01.pphosted.com with ESMTP id 26vku86kdj-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 22 Nov 2016 08:20:23 -0500 Received: from localhost by e28smtp07.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Tue, 22 Nov 2016 18:50:16 +0530 Received: from d28relay04.in.ibm.com (d28relay04.in.ibm.com [9.184.220.61]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 6F748394005E; Tue, 22 Nov 2016 18:50:15 +0530 (IST) Received: from d28av03.in.ibm.com (d28av03.in.ibm.com [9.184.220.65]) by d28relay04.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id uAMDKEg033423430; Tue, 22 Nov 2016 18:50:14 +0530 Received: from d28av03.in.ibm.com (localhost [127.0.0.1]) by d28av03.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id uAMD6jIY020072; Tue, 22 Nov 2016 18:50:14 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.100]) by d28av03.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id uAMBkNds013727; Tue, 22 Nov 2016 17:16:46 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Tue, 22 Nov 2016 17:16:00 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1479815165-31059-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1479815165-31059-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16112213-0024-0000-0000-0000034AB51B X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16112213-0025-0000-0000-00000FF38F60 Message-Id: <1479815165-31059-5-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-11-22_07:, , 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=8.0.1-1609300000 definitions=main-1611220239 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH 4/9] target-ppc: Add xscmpoqp and xscmpuqp instructions 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 xscmpoqp - VSX Scalar Compare Ordered Quad-Precision xscmpuqp - VSX Scalar Compare Unordered Quad-Precision Signed-off-by: Bharata B Rao Signed-off-by: Nikunj A Dadhania --- target-ppc/fpu_helper.c | 52 +++++++++++++++++++++++++++++++++++++ target-ppc/helper.h | 2 ++ target-ppc/translate/vsx-impl.inc.c | 2 ++ target-ppc/translate/vsx-ops.inc.c | 2 ++ 4 files changed, 58 insertions(+) diff --git a/target-ppc/fpu_helper.c b/target-ppc/fpu_helper.c index b1c5a07..28c1fea 100644 --- a/target-ppc/fpu_helper.c +++ b/target-ppc/fpu_helper.c @@ -2518,6 +2518,58 @@ void helper_##op(CPUPPCState *env, uint32_t opcode) \ VSX_SCALAR_CMP(xscmpodp, 1) VSX_SCALAR_CMP(xscmpudp, 0) +#define VSX_SCALAR_CMPQ(op, ordered) \ +void helper_##op(CPUPPCState *env, uint32_t opcode) \ +{ \ + ppc_vsr_t xa, xb; \ + uint32_t cc = 0; \ + bool vxsnan_flag = false, vxvc_flag = false; \ + float128 a, b; \ + \ + helper_reset_fpstatus(env); \ + getVSR(rA(opcode) + 32, &xa, env); \ + getVSR(rB(opcode) + 32, &xb, env); \ + \ + a = make_float128(xa.VsrD(0), xa.VsrD(1)); \ + b = make_float128(xb.VsrD(0), xb.VsrD(1)); \ + \ + if (float128_is_signaling_nan(a, &env->fp_status) || \ + float128_is_signaling_nan(b, &env->fp_status)) { \ + vxsnan_flag = true; \ + cc = 1; \ + if (fpscr_ve == 0 && ordered) { \ + vxvc_flag = true; \ + } \ + } else if (ordered && (float128_is_quiet_nan(a, &env->fp_status) \ + || float128_is_quiet_nan(b, &env->fp_status))) { \ + cc = 1; \ + vxvc_flag = true; \ + } \ + if (vxsnan_flag) { \ + float_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN, 0); \ + } \ + if (vxvc_flag) { \ + float_invalid_op_excp(env, POWERPC_EXCP_FP_VXVC, 0); \ + } \ + \ + if (float128_lt(a, b, &env->fp_status)) { \ + cc |= 8; \ + } else if (!float128_le(a, b, &env->fp_status)) { \ + cc |= 4; \ + } else { \ + cc |= 2; \ + } \ + \ + env->fpscr &= ~(0x0F << FPSCR_FPRF); \ + env->fpscr |= cc << FPSCR_FPRF; \ + env->crf[BF(opcode)] = cc; \ + \ + float_check_status(env); \ +} + +VSX_SCALAR_CMPQ(xscmpoqp, 1) +VSX_SCALAR_CMPQ(xscmpuqp, 0) + /* VSX_MAX_MIN - VSX floating point maximum/minimum * name - instruction mnemonic * op - operation (max or min) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index ba42015..3b26678 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -408,6 +408,8 @@ DEF_HELPER_2(xscmpexpdp, void, env, i32) DEF_HELPER_2(xscmpexpqp, void, env, i32) DEF_HELPER_2(xscmpodp, void, env, i32) DEF_HELPER_2(xscmpudp, void, env, i32) +DEF_HELPER_2(xscmpoqp, void, env, i32) +DEF_HELPER_2(xscmpuqp, void, env, i32) DEF_HELPER_2(xsmaxdp, void, env, i32) DEF_HELPER_2(xsmindp, void, env, i32) DEF_HELPER_2(xscvdpsp, void, env, i32) diff --git a/target-ppc/translate/vsx-impl.inc.c b/target-ppc/translate/vsx-impl.inc.c index 5206258..ed9588e 100644 --- a/target-ppc/translate/vsx-impl.inc.c +++ b/target-ppc/translate/vsx-impl.inc.c @@ -628,6 +628,8 @@ GEN_VSX_HELPER_2(xscmpexpdp, 0x0C, 0x07, 0, PPC2_ISA300) GEN_VSX_HELPER_2(xscmpexpqp, 0x04, 0x05, 0, PPC2_ISA300) GEN_VSX_HELPER_2(xscmpodp, 0x0C, 0x05, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscmpudp, 0x0C, 0x04, 0, PPC2_VSX) +GEN_VSX_HELPER_2(xscmpoqp, 0x04, 0x04, 0, PPC2_VSX) +GEN_VSX_HELPER_2(xscmpuqp, 0x04, 0x14, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsmaxdp, 0x00, 0x14, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsmindp, 0x00, 0x15, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscvdpsp, 0x12, 0x10, 0, PPC2_VSX) diff --git a/target-ppc/translate/vsx-ops.inc.c b/target-ppc/translate/vsx-ops.inc.c index 2468ee9..7f09527 100644 --- a/target-ppc/translate/vsx-ops.inc.c +++ b/target-ppc/translate/vsx-ops.inc.c @@ -126,6 +126,8 @@ GEN_XX3FORM(xscmpexpdp, 0x0C, 0x07, PPC2_ISA300), GEN_VSX_XFORM_300(xscmpexpqp, 0x04, 0x05, 0x00600001), GEN_XX2IFORM(xscmpodp, 0x0C, 0x05, PPC2_VSX), GEN_XX2IFORM(xscmpudp, 0x0C, 0x04, PPC2_VSX), +GEN_VSX_XFORM_300(xscmpoqp, 0x04, 0x04, 0x00600001), +GEN_VSX_XFORM_300(xscmpuqp, 0x04, 0x14, 0x00600001), GEN_XX3FORM(xsmaxdp, 0x00, 0x14, PPC2_VSX), GEN_XX3FORM(xsmindp, 0x00, 0x15, PPC2_VSX), GEN_XX2FORM(xscvdpsp, 0x12, 0x10, PPC2_VSX),