From nobody Mon Feb 9 14:37:49 2026 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 Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1551962640559659.7599022206673; Thu, 7 Mar 2019 04:44:00 -0800 (PST) Received: from localhost ([127.0.0.1]:50576 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h1sNQ-00028L-4M for importer@patchew.org; Thu, 07 Mar 2019 07:43:56 -0500 Received: from eggs.gnu.org ([209.51.188.92]:42074) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h1rx4-0004nq-GP for qemu-devel@nongnu.org; Thu, 07 Mar 2019 07:16:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h1rx3-0000QC-LA for qemu-devel@nongnu.org; Thu, 07 Mar 2019 07:16:42 -0500 Received: from mx1.redhat.com ([209.132.183.28]:47760) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h1rx3-0000Pv-F9; Thu, 07 Mar 2019 07:16:41 -0500 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 B769B318A619; Thu, 7 Mar 2019 12:16:40 +0000 (UTC) Received: from t460s.redhat.com (ovpn-116-238.ams2.redhat.com [10.36.116.238]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3228E19C68; Thu, 7 Mar 2019 12:16:37 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Thu, 7 Mar 2019 13:15:37 +0100 Message-Id: <20190307121539.12842-31-david@redhat.com> In-Reply-To: <20190307121539.12842-1-david@redhat.com> References: <20190307121539.12842-1-david@redhat.com> 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 [10.5.110.41]); Thu, 07 Mar 2019 12:16:40 +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] [PATCH v3 30/32] s390x/tcg: Implement VECTOR STORE MULTIPLE 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-s390x@nongnu.org, Cornelia Huck , David Hildenbrand , Thomas Huth , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Similar to VECTOR LOAD MULTIPLE, just the opposite direction. Probe write access first. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 30 ++++++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index ff5b9e7302..17fd9a898b 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1041,6 +1041,8 @@ E(0xe709, VSTEH, VRX, V, la2, 0, 0, 0, vste, 0, ES_16, IF_VEC) E(0xe70b, VSTEF, VRX, V, la2, 0, 0, 0, vste, 0, ES_32, IF_VEC) E(0xe70a, VSTEG, VRX, V, la2, 0, 0, 0, vste, 0, ES_64, IF_VEC) +/* VECTOR STORE MULTIPLE */ + F(0xe73e, VSTM, VRS_a, V, la2, 0, 0, 0, vstm, 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 ecc295da5b..0c75374203 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -852,3 +852,33 @@ static DisasJumpType op_vste(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vstm(DisasContext *s, DisasOps *o) +{ + const uint8_t v3 =3D get_field(s->fields, v3); + uint8_t v1 =3D get_field(s->fields, v1); + TCGv_i64 tmp; + + while (v3 < v1 || (v3 - v1 + 1) > 16) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + /* Probe write access before actually modifying memory */ + tmp =3D tcg_const_i64((v3 - v1 + 1) * 16); + gen_helper_probe_write_access(cpu_env, o->addr1, tmp); + + for (;; v1++) { + read_vec_element_i64(tmp, v1, 0, ES_64); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TEQ); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + read_vec_element_i64(tmp, v1, 1, ES_64); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TEQ); + if (v1 =3D=3D v3) { + break; + } + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + } + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2