From nobody Mon Nov 10 19:32:19 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=1558374827; cv=none; d=zoho.com; s=zohoarc; b=cmb0p1ozpdGmudzVdccmUsaqTpCA9bmLoRGLXmdP8LHsDi+FJOrmDGm4aBq93fBEhv35jojMWCTpWQ5ZCnAhcdrDI13VmXxd0AojHizlxLT7XgkTlTixkAIzSD/c2jAothQmNQqdTJS+xBwJfynHybG76DGLQYLfkvWFPYzluCw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1558374827; 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=9QJuQqaDqKe6nBrBSMAxugiqpKDnpWTTjqOpLZz28Eo=; b=dMDsVfF4uD1nSrHDLCIkkzCxT8I6Yo6xQa7jGg2wvyA6dhaSwqoJ8mvDdjqZ3vmgKzoezbYv+UUtASRY9t9zCUq/IJl872LLLaN9MrkmJI7T7VXgMkcTe2FpL/B2HX9SzmZU9yjXl6eNYtku2pzaM/kEkrLSCAtfas4cBjzwH5E= 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 1558374827162683.2627469665865; Mon, 20 May 2019 10:53:47 -0700 (PDT) Received: from localhost ([127.0.0.1]:39649 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSmTk-00007S-8o for importer@patchew.org; Mon, 20 May 2019 13:53:40 -0400 Received: from eggs.gnu.org ([209.51.188.92]:55341) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSlog-0006za-Qi for qemu-devel@nongnu.org; Mon, 20 May 2019 13:11:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hSloe-0005Zf-Th for qemu-devel@nongnu.org; Mon, 20 May 2019 13:11:14 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47018) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hSlod-0005Yj-AW; Mon, 20 May 2019 13:11:11 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B482D356EA; Mon, 20 May 2019 17:10:57 +0000 (UTC) Received: from localhost (ovpn-204-110.brq.redhat.com [10.40.204.110]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C099460BFC; Mon, 20 May 2019 17:10:38 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 20 May 2019 19:02:51 +0200 Message-Id: <20190520170302.13643-44-cohuck@redhat.com> In-Reply-To: <20190520170302.13643-1-cohuck@redhat.com> References: <20190520170302.13643-1-cohuck@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Mon, 20 May 2019 17:11:00 +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] [PULL 43/54] s390x/tcg: Implement VECTOR SUM ACROSS QUADWORD 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, Richard Henderson , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Similar to VECTOR SUM ACROSS DOUBLEWORD, however without a loop and using 128-bit calculations. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index dd370030824e..2483ee01d7fe 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1184,6 +1184,8 @@ F(0xe7bd, VSBCBI, VRR_d, V, 0, 0, 0, 0, vsbcbi, 0, IF_VEC) /* VECTOR SUM ACROSS DOUBLEWORD */ F(0xe765, VSUMG, VRR_c, V, 0, 0, 0, 0, vsumg, 0, IF_VEC) +/* VECTOR SUM ACROSS QUADWORD */ + F(0xe767, VSUMQ, VRR_c, V, 0, 0, 0, 0, vsumq, 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 7b4efee5c0a2..16bfbfce5738 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2281,3 +2281,35 @@ static DisasJumpType op_vsumg(DisasContext *s, Disas= Ops *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vsumq(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m4); + const uint8_t max_idx =3D NUM_VEC_ELEMENTS(es) - 1; + TCGv_i64 sumh, suml, zero, tmpl; + uint8_t idx; + + if (es < ES_32 || es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + sumh =3D tcg_const_i64(0); + suml =3D tcg_temp_new_i64(); + zero =3D tcg_const_i64(0); + tmpl =3D tcg_temp_new_i64(); + + read_vec_element_i64(suml, get_field(s->fields, v3), max_idx, es); + for (idx =3D 0; idx <=3D max_idx; idx++) { + read_vec_element_i64(tmpl, get_field(s->fields, v2), idx, es); + tcg_gen_add2_i64(suml, sumh, suml, sumh, tmpl, zero); + } + write_vec_element_i64(sumh, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(suml, get_field(s->fields, v1), 1, ES_64); + + tcg_temp_free_i64(sumh); + tcg_temp_free_i64(suml); + tcg_temp_free_i64(zero); + tcg_temp_free_i64(tmpl); + return DISAS_NEXT; +} --=20 2.20.1