From nobody Mon Nov 10 19:12:11 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=1558374689; cv=none; d=zoho.com; s=zohoarc; b=ETgtxo/5MN7TlCcY1tzBfxyoBQ0LQqtmS6uuzhpwqVj5T3mWK5UqmtBAn9ab0EPY9g3Q3B2jHT7LhUhhTCixUfE0R3gdG3Xw6Fk+jp9skan/Vyd82CjmIa5Ok451Wt3790Q64GJUAVxGlRn6uUHLYJG31TJIaT+zQN0TiuyfYTo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1558374689; 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=qAJHqS+w5fjK2jGZ/Fgrgaam/t9ZBDSEJFv/DFhG15s=; b=Tg1vhIhmhKsigxoe/iTVg9HwvXCrdvd4zJCBCrZahWCBJQsEt034GCYHNSFLRBRc/UZ2YkrcUDYC0isbuGrGihKIabnFQk7taFcEXghxlf/DaoBFMAA/eFbpgMuWJ+U3Ia1hV2AdnIoWIhsKxXXKC/QoNXr53b/sTxBHNmyeTx8= 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 (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1558374689587219.19019871943465; Mon, 20 May 2019 10:51:29 -0700 (PDT) Received: from localhost ([127.0.0.1]:39607 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSmRR-0006XZ-BM for importer@patchew.org; Mon, 20 May 2019 13:51:17 -0400 Received: from eggs.gnu.org ([209.51.188.92]:55192) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSloC-0006An-UB for qemu-devel@nongnu.org; Mon, 20 May 2019 13:10:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hSloB-0005Mn-3x for qemu-devel@nongnu.org; Mon, 20 May 2019 13:10:44 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43508) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hSlo9-0005Le-Sd; Mon, 20 May 2019 13:10:43 -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 46E8830842B3; Mon, 20 May 2019 17:10:36 +0000 (UTC) Received: from localhost (ovpn-204-110.brq.redhat.com [10.40.204.110]) by smtp.corp.redhat.com (Postfix) with ESMTPS id CD49F60BFC; Mon, 20 May 2019 17:10:34 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 20 May 2019 19:02:50 +0200 Message-Id: <20190520170302.13643-43-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 [10.5.110.40]); Mon, 20 May 2019 17:10:36 +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 42/54] s390x/tcg: Implement VECTOR SUM ACROSS DOUBLEWORD 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 Perform the calculations without a helper. Only 16 bit or 32 bit values have to be added. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index a8d90517f613..dd370030824e 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1182,6 +1182,8 @@ F(0xe7bf, VSBI, VRR_d, V, 0, 0, 0, 0, vsbi, 0, IF_VEC) /* VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATION */ 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) =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 85cd5f03b352..7b4efee5c0a2 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2252,3 +2252,32 @@ static DisasJumpType op_vsbcbi(DisasContext *s, Disa= sOps *o) get_field(s->fields, v4)); return DISAS_NEXT; } + +static DisasJumpType op_vsumg(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m4); + TCGv_i64 sum, tmp; + uint8_t dst_idx; + + if (es =3D=3D ES_8 || es > ES_32) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + sum =3D tcg_temp_new_i64(); + tmp =3D tcg_temp_new_i64(); + for (dst_idx =3D 0; dst_idx < 2; dst_idx++) { + uint8_t idx =3D dst_idx * NUM_VEC_ELEMENTS(es) / 2; + const uint8_t max_idx =3D idx + NUM_VEC_ELEMENTS(es) / 2 - 1; + + read_vec_element_i64(sum, get_field(s->fields, v3), max_idx, es); + for (; idx <=3D max_idx; idx++) { + read_vec_element_i64(tmp, get_field(s->fields, v2), idx, es); + tcg_gen_add_i64(sum, sum, tmp); + } + write_vec_element_i64(sum, get_field(s->fields, v1), dst_idx, ES_6= 4); + } + tcg_temp_free_i64(sum); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.20.1