From nobody Mon Nov 10 22:28:12 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1559300041; cv=none; d=zoho.com; s=zohoarc; b=X1KDsKc4bMP6Pamh7uxh0kE9yYVISnDDSQrHLE6BuXSOf5crKUmA4C8KfL7gjhfm9FoDW8UjaAfadPZjskdMAj6edIikH0StS7a7rM2iH0jd93z0A5fx6/kCT76uo4gLpoZnC4TQ2dPIGROxBPiZnnGBJ8nr/ORxLCR1iobIdE0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1559300041; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=rkwRtN6Ys5cELMBK8dnyIVM3SsU1CuO5AcfgL8dX3EI=; b=RfjSdG+g01jqJL5IBcxDWjU7YXwI3wrHvw6VgHgh75uwxp+EKc5w9gkShNnQYVtrPagxKy0Kc7OLxPIsrWEXn/GuDZROPaCCcE/AtfSyamOjUsmD9gewGpZwb4hIibHUwG8imVfewtEEUYH+yOSSrBoptAbuoskPMUBC02c8IUs= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 155930004118339.28192272280387; Fri, 31 May 2019 03:54:01 -0700 (PDT) Received: from localhost ([127.0.0.1]:40915 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hWfAZ-0005Sb-1s for importer@patchew.org; Fri, 31 May 2019 06:53:57 -0400 Received: from eggs.gnu.org ([209.51.188.92]:56123) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hWf1t-0006zl-SR for qemu-devel@nongnu.org; Fri, 31 May 2019 06:44:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hWf1s-0001XS-Qr for qemu-devel@nongnu.org; Fri, 31 May 2019 06:44:57 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43088) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hWf1s-0001Wh-JT for qemu-devel@nongnu.org; Fri, 31 May 2019 06:44:56 -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 E490D307D911; Fri, 31 May 2019 10:44:55 +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 8065F271AE; Fri, 31 May 2019 10:44:52 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Fri, 31 May 2019 12:44:20 +0200 Message-Id: <20190531104432.29379-12-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 [10.5.110.48]); Fri, 31 May 2019 10:44:55 +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 11/23] s390x/tcg: Implement VECTOR FP DIVIDE 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" We can reuse most of the infrastructure added for VECTOR FP ADD. Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- target/s390x/helper.h | 2 ++ target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 3 +++ target/s390x/vec_fpu_helper.c | 17 +++++++++++++++++ 4 files changed, 24 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 9b9062970a..238bfa2509 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -274,6 +274,8 @@ DEF_HELPER_FLAGS_4(gvec_vcgd64, TCG_CALL_NO_WG, void, p= tr, cptr, env, i32) DEF_HELPER_FLAGS_4(gvec_vcgd64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i32) DEF_HELPER_FLAGS_4(gvec_vclgd64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32) DEF_HELPER_FLAGS_4(gvec_vclgd64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i3= 2) +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, env= , i32) =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 ed8b888d59..f9830deace 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1226,6 +1226,8 @@ F(0xe7c2, VCGD, VRR_a, V, 0, 0, 0, 0, vcdg, 0, IF_VEC) /* VECTOR FP CONVERT TO LOGICAL 64-BIT */ F(0xe7c0, VCLGD, VRR_a, V, 0, 0, 0, 0, vcdg, 0, IF_VEC) +/* VECTOR FP DIVIDE */ + F(0xe7e5, VFD, VRR_c, V, 0, 0, 0, 0, vfa, 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.in= c.c index 0395d69968..9e55d4488b 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2560,6 +2560,9 @@ static DisasJumpType op_vfa(DisasContext *s, DisasOps= *o) case 0xe3: fn =3D se ? gen_helper_gvec_vfa64s : gen_helper_gvec_vfa64; break; + case 0xe5: + fn =3D se ? gen_helper_gvec_vfd64s : gen_helper_gvec_vfd64; + break; default: g_assert_not_reached(); } diff --git a/target/s390x/vec_fpu_helper.c b/target/s390x/vec_fpu_helper.c index 92a2c04952..2c085a8849 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -372,3 +372,20 @@ void HELPER(gvec_vclgd64s)(void *v1, const void *v2, C= PUS390XState *env, =20 vop64_2(v1, v2, env, true, XxC, erm, vclgd64, GETPC()); } + +static uint64_t vfd64(uint64_t a, uint64_t b, float_status *s) +{ + return float64_val(float64_div(make_float64(a), make_float64(b), s)); +} + +void HELPER(gvec_vfd64)(void *v1, const void *v2, const void *v3, + CPUS390XState *env, uint32_t desc) +{ + vop64_3(v1, v2, v3, env, false, vfd64, GETPC()); +} + +void HELPER(gvec_vfd64s)(void *v1, const void *v2, const void *v3, + CPUS390XState *env, uint32_t desc) +{ + vop64_3(v1, v2, v3, env, true, vfd64, GETPC()); +} --=20 2.20.1