From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C88E7C468BD for ; Fri, 7 Jun 2019 15:41:34 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A59C621530 for ; Fri, 7 Jun 2019 15:41:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A59C621530 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:48898 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hZGzj-0002qv-OT for qemu-devel@archiver.kernel.org; Fri, 07 Jun 2019 11:41:33 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53712) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hZFiG-0004hl-CS for qemu-devel@nongnu.org; Fri, 07 Jun 2019 10:19:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hZFiE-0004w7-Sl for qemu-devel@nongnu.org; Fri, 07 Jun 2019 10:19:24 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57392) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hZFiE-0004u3-IN; Fri, 07 Jun 2019 10:19:22 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AFB2E30C250E; Fri, 7 Jun 2019 14:19:21 +0000 (UTC) Received: from localhost (dhcp-192-191.str.redhat.com [10.33.192.191]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0B43A7FE9A; Fri, 7 Jun 2019 14:19:18 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Fri, 7 Jun 2019 16:17:20 +0200 Message-Id: <20190607141727.29018-28-cohuck@redhat.com> In-Reply-To: <20190607141727.29018-1-cohuck@redhat.com> References: <20190607141727.29018-1-cohuck@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Fri, 07 Jun 2019 14:19:21 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL v2 27/34] s390x/tcg: Implement VECTOR FP SQUARE ROOT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Richard Henderson , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: David Hildenbrand Simulate XxC=3D0 and ERM=3D0 (current mode), so we can use the existing helper function. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/helper.h | 2 ++ target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 19 +++++++++++++++++++ target/s390x/vec_fpu_helper.c | 17 +++++++++++++++++ 4 files changed, 40 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index bcaabb91a510..23b37af1e492 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -288,6 +288,8 @@ DEF_HELPER_FLAGS_6(gvec_vfma64, TCG_CALL_NO_WG, void,= ptr, cptr, cptr, cptr, env DEF_HELPER_FLAGS_6(gvec_vfma64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, = cptr, env, i32) DEF_HELPER_FLAGS_6(gvec_vfms64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, c= ptr, env, i32) DEF_HELPER_FLAGS_6(gvec_vfms64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, = cptr, env, i32) +DEF_HELPER_FLAGS_4(gvec_vfsq64, TCG_CALL_NO_WG, void, ptr, cptr, env, i3= 2) +DEF_HELPER_FLAGS_4(gvec_vfsq64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i= 32) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index fa2e8017470e..354252d57cc0 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1242,6 +1242,8 @@ F(0xe78e, VFMS, VRR_e, V, 0, 0, 0, 0, vfma, 0, IF_VEC) /* VECTOR FP PERFORM SIGN OPERATION */ F(0xe7cc, VFPSO, VRR_a, V, 0, 0, 0, 0, vfpso, 0, IF_VEC) +/* VECTOR FP SQUARE ROOT */ + F(0xe7ce, VFSQ, VRR_a, V, 0, 0, 0, 0, vfsq, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.= inc.c index 9b8606ba252c..75f3596c4baa 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2779,3 +2779,22 @@ static DisasJumpType op_vfpso(DisasContext *s, Dis= asOps *o) } return DISAS_NEXT; } + +static DisasJumpType op_vfsq(DisasContext *s, DisasOps *o) +{ + const uint8_t fpf =3D get_field(s->fields, m3); + const uint8_t m4 =3D get_field(s->fields, m4); + gen_helper_gvec_2_ptr *fn =3D gen_helper_gvec_vfsq64; + + if (fpf !=3D FPF_LONG || extract32(m4, 0, 3)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + if (extract32(m4, 3, 1)) { + fn =3D gen_helper_gvec_vfsq64s; + } + gen_gvec_2_ptr(get_field(s->fields, v1), get_field(s->fields, v2), c= pu_env, + 0, fn); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_fpu_helper.c b/target/s390x/vec_fpu_helper.= c index 7993a6fafa41..18773eb559d4 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -552,3 +552,20 @@ void HELPER(gvec_vfms64s)(void *v1, const void *v2, = const void *v3, { vfma64(v1, v2, v3, v4, env, true, float_muladd_negate_c, GETPC()); } + +static uint64_t vfsq64(uint64_t a, float_status *s) +{ + return float64_sqrt(a, s); +} + +void HELPER(gvec_vfsq64)(void *v1, const void *v2, CPUS390XState *env, + uint32_t desc) +{ + vop64_2(v1, v2, env, false, false, 0, vfsq64, GETPC()); +} + +void HELPER(gvec_vfsq64s)(void *v1, const void *v2, CPUS390XState *env, + uint32_t desc) +{ + vop64_2(v1, v2, env, true, false, 0, vfsq64, GETPC()); +} --=20 2.20.1