From patchwork Fri Jun 7 09:52:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 1111750 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.47; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 45L0160LhDz9s7h for ; Fri, 7 Jun 2019 21:00:09 +1000 (AEST) Received: from localhost ([::1]:48356 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hZCbP-0006tf-11 for incoming@patchwork.ozlabs.org; Fri, 07 Jun 2019 07:00:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55324) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hZBZR-0002xy-Io for qemu-devel@nongnu.org; Fri, 07 Jun 2019 05:54:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hZBZQ-0002db-Ah for qemu-devel@nongnu.org; Fri, 07 Jun 2019 05:54:01 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56770) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hZBZN-0002GT-L3; Fri, 07 Jun 2019 05:53:59 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5BA28882C; Fri, 7 Jun 2019 09:53:48 +0000 (UTC) Received: from localhost (dhcp-192-191.str.redhat.com [10.33.192.191]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D10AE2B9F7; Fri, 7 Jun 2019 09:53:45 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Fri, 7 Jun 2019 11:52:23 +0200 Message-Id: <20190607095237.11364-22-cohuck@redhat.com> In-Reply-To: <20190607095237.11364-1-cohuck@redhat.com> References: <20190607095237.11364-1-cohuck@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Fri, 07 Jun 2019 09:53:48 +0000 (UTC) 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 21/35] s390x/tcg: Implement VECTOR FP DIVIDE 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: David Hildenbrand We can reuse most of the infrastructure added for VECTOR FP ADD. 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 | 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 9b9062970ac4..238bfa250963 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, ptr, 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, i32) +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) #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 ed8b888d5908..f9830deace1a 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) #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 0395d69968da..9e55d4488b77 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 = se ? gen_helper_gvec_vfa64s : gen_helper_gvec_vfa64; break; + case 0xe5: + fn = 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 09ef0abfb0d8..3c62eb578771 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -369,3 +369,20 @@ void HELPER(gvec_vclgd64s)(void *v1, const void *v2, CPUS390XState *env, 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_div(a, 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()); +}