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 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 DAD50C04AB6 for ; Fri, 31 May 2019 10:56:39 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B19C9267D0 for ; Fri, 31 May 2019 10:56:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B19C9267D0 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 ([127.0.0.1]:40965 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hWfDC-0007ia-Pe for qemu-devel@archiver.kernel.org; Fri, 31 May 2019 06:56:38 -0400 Received: from eggs.gnu.org ([209.51.188.92]:56182) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hWf1y-00077b-OS for qemu-devel@nongnu.org; Fri, 31 May 2019 06:45:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hWf1x-0001f0-MU for qemu-devel@nongnu.org; Fri, 31 May 2019 06:45:02 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42130) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hWf1x-0001do-F7 for qemu-devel@nongnu.org; Fri, 31 May 2019 06:45:01 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CC3E537EEF; Fri, 31 May 2019 10:45:00 +0000 (UTC) Received: from t460s.redhat.com (ovpn-116-233.ams2.redhat.com [10.36.116.233]) by smtp.corp.redhat.com (Postfix) with ESMTP id C1206271AE; Fri, 31 May 2019 10:44:59 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Fri, 31 May 2019 12:44:22 +0200 Message-Id: <20190531104432.29379-14-david@redhat.com> In-Reply-To: <20190531104432.29379-1-david@redhat.com> References: <20190531104432.29379-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Fri, 31 May 2019 10:45:00 +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] [PATCH v1 13/23] s390x/tcg: Implement VECTOR LOAD LENGTHENED 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: Christian Borntraeger , Denys Vlasenko , David Hildenbrand Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Take care of reading/indicating the 32-bit elements. 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 | 36 +++++++++++++++++++++++++++++++++ 4 files changed, 59 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 10a9cb39b6..cb25141ffe 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -278,6 +278,8 @@ DEF_HELPER_FLAGS_5(gvec_vfd64, TCG_CALL_NO_WG, void, = ptr, cptr, cptr, env, i32) DEF_HELPER_FLAGS_5(gvec_vfd64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, e= nv, i32) DEF_HELPER_FLAGS_4(gvec_vfi64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32= ) DEF_HELPER_FLAGS_4(gvec_vfi64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i3= 2) +DEF_HELPER_FLAGS_4(gvec_vfll32, TCG_CALL_NO_WG, void, ptr, cptr, env, i3= 2) +DEF_HELPER_FLAGS_4(gvec_vfll32s, 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 f77aa41253..5afdb36aec 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1230,6 +1230,8 @@ F(0xe7e5, VFD, VRR_c, V, 0, 0, 0, 0, vfa, 0, IF_VEC) /* VECTOR LOAD FP INTEGER */ F(0xe7c7, VFI, VRR_a, V, 0, 0, 0, 0, vcdg, 0, IF_VEC) +/* VECTOR LOAD LENGTHENED */ + F(0xe7c4, VFLL, VRR_a, V, 0, 0, 0, 0, vfll, 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 59d8b971c0..a25985e5c9 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2679,3 +2679,22 @@ static DisasJumpType op_vcdg(DisasContext *s, Disa= sOps *o) deposit32(m4, 4, 4, erm), fn); return DISAS_NEXT; } + +static DisasJumpType op_vfll(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_vfll32; + + if (fpf !=3D FPF_SHORT || extract32(m4, 0, 3)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + if (extract32(m4, 3, 1)) { + fn =3D gen_helper_gvec_vfll32s; + } + 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 63ba4cf548..f8919beed5 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -412,3 +412,39 @@ void HELPER(gvec_vfi64s)(void *v1, const void *v2, C= PUS390XState *env, =20 vop64_2(v1, v2, env, true, XxC, erm, vfi64, GETPC()); } + +static void vfll32(S390Vector *v1, const S390Vector *v2, CPUS390XState *= env, + bool s, uintptr_t retaddr) +{ + uint8_t vxc, vec_exc =3D 0; + S390Vector tmp =3D {}; + int i; + + for (i =3D 0; i < 2; i++) { + /* load from even element */ + const float32 a =3D make_float32(s390_vec_read_element32(v2, i *= 2)); + const uint64_t ret =3D float64_val(float32_to_float64(a, + &env->fpu_st= atus)); + + s390_vec_write_element64(&tmp, i, ret); + /* indicate the source element */ + vxc =3D check_ieee_exc(env, i * 2, false, &vec_exc); + if (s || vxc) { + break; + } + } + handle_ieee_exc(env, vxc, vec_exc, retaddr); + *v1 =3D tmp; +} + +void HELPER(gvec_vfll32)(void *v1, const void *v2, CPUS390XState *env, + uint32_t desc) +{ + vfll32(v1, v2, env, false, GETPC()); +} + +void HELPER(gvec_vfll32s)(void *v1, const void *v2, CPUS390XState *env, + uint32_t desc) +{ + vfll32(v1, v2, env, true, GETPC()); +} --=20 2.20.1