From nobody Mon Nov 10 11:19:23 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=1555442762; cv=none; d=zoho.com; s=zohoarc; b=RHzYUkdvNjVaCB0ZcIRChbGL0myQS9eBia9xB4/1LbW65Fty8vGtP5FsKH5dRwKP67JTnRSqmMa0GhCrzo+AW6eR3XYjDJM6x/bz36phUoCKeKzrtEnKgma2WV0GhQetg+54/Zpe3yQc7QN2bLXt+CdcHEnxYmOxZVSEzEkPGj0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1555442762; 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=EwnXYoNiiZWYCwI0phlWmJDHlz5TPCkzkE6o6RRZdxc=; b=e6gfCeqLvM4FgdYzbZnWXM09dT19llNwFy9M5mkYD8QMnQWsFsp+eYEyZN4RROXe2ujsPOAzjql9CjKTkLKrm4zzK7XWQ1x+RabeLAyS5+Eea0X3iTRCe2DDyxcqR+DZcogg3xP0a7mlTtQpm24WMbFiufuqfMUqTNvpj+PTZmY= 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 1555442762204721.3246422091623; Tue, 16 Apr 2019 12:26:02 -0700 (PDT) Received: from localhost ([127.0.0.1]:41606 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGTiP-0006vW-5a for importer@patchew.org; Tue, 16 Apr 2019 15:25:57 -0400 Received: from eggs.gnu.org ([209.51.188.92]:55397) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGTE2-0005kg-HG for qemu-devel@nongnu.org; Tue, 16 Apr 2019 14:54:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hGTE1-0006Ps-Hl for qemu-devel@nongnu.org; Tue, 16 Apr 2019 14:54:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35388) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hGTE1-0006P7-9E; Tue, 16 Apr 2019 14:54:33 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 860AC3092669; Tue, 16 Apr 2019 18:54:32 +0000 (UTC) Received: from t460s.redhat.com (ovpn-116-105.ams2.redhat.com [10.36.116.105]) by smtp.corp.redhat.com (Postfix) with ESMTP id 09F1D5D707; Tue, 16 Apr 2019 18:54:30 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Tue, 16 Apr 2019 20:52:59 +0200 Message-Id: <20190416185301.25344-40-david@redhat.com> In-Reply-To: <20190416185301.25344-1-david@redhat.com> References: <20190416185301.25344-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Tue, 16 Apr 2019 18:54:32 +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 v2 39/41] 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: Thomas Huth , David Hildenbrand , Cornelia Huck , Richard Henderson , qemu-s390x@nongnu.org, Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" 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 dd37003082..2483ee01d7 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 1c781bcd68..82ab42d2d9 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2334,3 +2334,35 @@ 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