From nobody Mon Feb 9 16:18:19 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 1551961885209742.0246839500901; Thu, 7 Mar 2019 04:31:25 -0800 (PST) Received: from localhost ([127.0.0.1]:50367 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h1sAw-0008Gf-LG for importer@patchew.org; Thu, 07 Mar 2019 07:31:02 -0500 Received: from eggs.gnu.org ([209.51.188.92]:41962) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h1rwv-0004fz-Lt for qemu-devel@nongnu.org; Thu, 07 Mar 2019 07:16:34 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h1rwu-0000Gt-UU for qemu-devel@nongnu.org; Thu, 07 Mar 2019 07:16:33 -0500 Received: from mx1.redhat.com ([209.132.183.28]:48484) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h1rwu-0000Ei-Nz; Thu, 07 Mar 2019 07:16:32 -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 04F23BDD0; Thu, 7 Mar 2019 12:16:32 +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 A330619C68; Thu, 7 Mar 2019 12:16:30 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Thu, 7 Mar 2019 13:15:33 +0100 Message-Id: <20190307121539.12842-27-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 [10.5.110.29]); Thu, 07 Mar 2019 12:16:32 +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 26/32] s390x/tcg: Implement VECTOR SIGN EXTEND TO 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, 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" Load both elements signed and store them into the two 64 bit elements. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index ae58ff440b..555250fd5a 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1032,6 +1032,8 @@ E(0xe71a, VSCEG, VRV, V, la2, 0, 0, 0, vsce, 0, ES_64, IF_VEC) /* VECTOR SELECT */ F(0xe78d, VSEL, VRR_e, V, 0, 0, 0, 0, vsel, 0, IF_VEC) +/* VECTOR SIGN EXTEND TO DOUBLEWORD */ + F(0xe75f, VSEG, VRR_a, V, 0, 0, 0, 0, vseg, 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 e685506b8c..cf1d319e4e 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -784,3 +784,36 @@ static DisasJumpType op_vsel(DisasContext *s, DisasOps= *o) get_field(s->fields, v3), get_field(s->fields, v4), &gvec_o= p); return DISAS_NEXT; } + +static DisasJumpType op_vseg(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m3); + int idx1, idx2; + TCGv_i64 tmp; + + switch (es) { + case ES_8: + idx1 =3D 7; + idx2 =3D 15; + break; + case ES_16: + idx1 =3D 3; + idx2 =3D 7; + break; + case ES_32: + idx1 =3D 1; + idx2 =3D 3; + break; + default: + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + read_vec_element_i64(tmp, get_field(s->fields, v2), idx1, es | MO_SIGN= ); + write_vec_element_i64(tmp, get_field(s->fields, v1), 0, ES_64); + read_vec_element_i64(tmp, get_field(s->fields, v2), idx2, es | MO_SIGN= ); + write_vec_element_i64(tmp, get_field(s->fields, v1), 1, ES_64); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2