From patchwork Tue Jan 10 08:50:43 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: 9506811 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 DEDD060710 for ; Tue, 10 Jan 2017 09:16:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D08F42838D for ; Tue, 10 Jan 2017 09:16:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C54A2284C2; Tue, 10 Jan 2017 09:16:35 +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 340F52811C for ; Tue, 10 Jan 2017 09:16:35 +0000 (UTC) Received: from localhost ([::1]:45808 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cQsXi-00043G-Aq for patchwork-qemu-devel@patchwork.kernel.org; Tue, 10 Jan 2017 04:16:34 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55875) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cQs9m-0001Ud-Ek for qemu-devel@nongnu.org; Tue, 10 Jan 2017 03:51:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cQs9j-00013l-Fy for qemu-devel@nongnu.org; Tue, 10 Jan 2017 03:51:50 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:44621 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 1cQs9j-00013P-AY for qemu-devel@nongnu.org; Tue, 10 Jan 2017 03:51:47 -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 v0A8nH4I034213 for ; Tue, 10 Jan 2017 03:51:46 -0500 Received: from e28smtp06.in.ibm.com (e28smtp06.in.ibm.com [125.16.236.6]) by mx0b-001b2d01.pphosted.com with ESMTP id 27vcdnk2bh-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 10 Jan 2017 03:51:46 -0500 Received: from localhost by e28smtp06.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Tue, 10 Jan 2017 14:21:40 +0530 Received: from d28relay08.in.ibm.com (d28relay08.in.ibm.com [9.184.220.159]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 2B0D73940068; Tue, 10 Jan 2017 14:21:40 +0530 (IST) Received: from d28av08.in.ibm.com (d28av08.in.ibm.com [9.184.220.148]) by d28relay08.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v0A8oqI227721892; Tue, 10 Jan 2017 14:20:52 +0530 Received: from d28av08.in.ibm.com (localhost [127.0.0.1]) by d28av08.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v0A8pcF5027636; Tue, 10 Jan 2017 14:21:39 +0530 Received: from abhimanyu.in.ibm.com ([9.85.75.115]) by d28av08.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v0A8onlQ025360; Tue, 10 Jan 2017 14:21:34 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Tue, 10 Jan 2017 14:20:43 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1484038243-30314-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1484038243-30314-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17011008-0020-0000-0000-0000009B98B1 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17011008-0021-0000-0000-00000233A30B Message-Id: <1484038243-30314-12-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-01-10_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=8.0.1-1612050000 definitions=main-1701100124 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 11/11] target-ppc: Add xscvqps[d, w]z 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 xscvqpsdz: VSX Scalar truncate & Convert Quad-Precision format to Signed Doubleword format xscvqpswz: VSX Scalar truncate & Convert Quad-Precision format to Signed Word format Signed-off-by: Bharata B Rao Signed-off-by: Nikunj A Dadhania --- target/ppc/fpu_helper.c | 40 +++++++++++++++++++++++++++++++++++++ target/ppc/helper.h | 2 ++ target/ppc/translate/vsx-impl.inc.c | 2 ++ target/ppc/translate/vsx-ops.inc.c | 2 ++ 4 files changed, 46 insertions(+) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index 4da83d9..ae57272 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -2878,6 +2878,46 @@ VSX_CVT_FP_TO_INT(xvcvspsxws, 4, float32, int32, VsrW(i), VsrW(i), 0x80000000U) VSX_CVT_FP_TO_INT(xvcvspuxds, 2, float32, uint64, VsrW(2*i), VsrD(i), 0ULL) VSX_CVT_FP_TO_INT(xvcvspuxws, 4, float32, uint32, VsrW(i), VsrW(i), 0U) +/* VSX_CVT_FP_TO_INT_VECTOR - VSX floating point to integer conversion + * op - instruction mnemonic + * stp - source type (float32 or float64) + * ttp - target type (int32, uint32, int64 or uint64) + * sfld - source vsr_t field + * tfld - target vsr_t field + * rnan - resulting NaN + */ +#define VSX_CVT_FP_TO_INT_VECTOR(op, stp, ttp, sfld, tfld, rnan) \ +void helper_##op(CPUPPCState *env, uint32_t opcode) \ +{ \ + ppc_vsr_t xt, xb; \ + \ + getVSR(rB(opcode) + 32, &xb, env); \ + memset(&xt, 0, sizeof(xt)); \ + \ + if (unlikely(stp##_is_any_nan(xb.sfld))) { \ + if (stp##_is_signaling_nan(xb.sfld, &env->fp_status)) { \ + float_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN, 0); \ + } \ + float_invalid_op_excp(env, POWERPC_EXCP_FP_VXCVI, 0); \ + xt.tfld = rnan; \ + } else { \ + xt.tfld = stp##_to_##ttp##_round_to_zero(xb.sfld, \ + &env->fp_status); \ + if (env->fp_status.float_exception_flags & float_flag_invalid) { \ + float_invalid_op_excp(env, POWERPC_EXCP_FP_VXCVI, 0); \ + } \ + } \ + \ + putVSR(rD(opcode) + 32, &xt, env); \ + float_check_status(env); \ +} + +VSX_CVT_FP_TO_INT_VECTOR(xscvqpsdz, float128, int64, f128, VsrD(0), \ + 0x8000000000000000ULL) + +VSX_CVT_FP_TO_INT_VECTOR(xscvqpswz, float128, int32, f128, VsrD(0), \ + 0xffffffff80000000ULL) + /* VSX_CVT_INT_TO_FP - VSX integer to floating point conversion * op - instruction mnemonic * nels - number of elements (1, 2 or 4) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 27607bf..54853b8 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -434,6 +434,8 @@ DEF_HELPER_2(xscvdpqp, void, env, i32) DEF_HELPER_2(xscvdpsp, void, env, i32) DEF_HELPER_2(xscvdpspn, i64, env, i64) DEF_HELPER_2(xscvqpdp, void, env, i32) +DEF_HELPER_2(xscvqpsdz, void, env, i32) +DEF_HELPER_2(xscvqpswz, void, env, i32) DEF_HELPER_2(xscvhpdp, void, env, i32) DEF_HELPER_2(xscvspdp, void, env, i32) DEF_HELPER_2(xscvspdpn, i64, env, i64) diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 7e068a4..3c924ba 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -811,6 +811,8 @@ GEN_VSX_HELPER_2(xscvdpsp, 0x12, 0x10, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscvdpqp, 0x04, 0x1A, 0x16, PPC2_ISA300) GEN_VSX_HELPER_XT_XB_ENV(xscvdpspn, 0x16, 0x10, 0, PPC2_VSX207) GEN_VSX_HELPER_2(xscvqpdp, 0x04, 0x1A, 0x14, PPC2_ISA300) +GEN_VSX_HELPER_2(xscvqpsdz, 0x04, 0x1A, 0x19, PPC2_ISA300) +GEN_VSX_HELPER_2(xscvqpswz, 0x04, 0x1A, 0x09, PPC2_ISA300) GEN_VSX_HELPER_2(xscvhpdp, 0x16, 0x15, 0x10, PPC2_ISA300) GEN_VSX_HELPER_2(xscvspdp, 0x12, 0x14, 0, PPC2_VSX) GEN_VSX_HELPER_XT_XB_ENV(xscvspdpn, 0x16, 0x14, 0, PPC2_VSX207) diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 367fd38..297c317 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -114,6 +114,8 @@ GEN_VSX_XFORM_300_EO(xsnegqp, 0x04, 0x19, 0x10, 0x00000001), GEN_VSX_XFORM_300(xscpsgnqp, 0x04, 0x03, 0x00000001), GEN_VSX_XFORM_300_EO(xscvdpqp, 0x04, 0x1A, 0x16, 0x00000001), GEN_VSX_XFORM_300_EO(xscvqpdp, 0x04, 0x1A, 0x14, 0x0), +GEN_VSX_XFORM_300_EO(xscvqpsdz, 0x04, 0x1A, 0x19, 0x00000001), +GEN_VSX_XFORM_300_EO(xscvqpswz, 0x04, 0x1A, 0x09, 0x00000001), #ifdef TARGET_PPC64 GEN_XX2FORM_EO(xsxexpdp, 0x16, 0x15, 0x00, PPC2_ISA300),