From nobody Mon Nov 10 11:19:22 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=1555442405; cv=none; d=zoho.com; s=zohoarc; b=GxX0bgGBhzfwsvmeAHhlFsKvQaX0u6x7dOgm6f2mmSdwdw2SS3TSdsxJ94dUPfZ82dGMyi+srLwOBRmzxHcqn27koOI0RgmDHI2fKph58ipFFoDVE1EtJANdyXUEtzbTBNed+MrYvBT+xJ6ofVRBBZ0xec14cH2E8YaiSfuh4f4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1555442405; 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=/cCI3cCA/AzLCXESP+2/AI5OyaG4EIfhR5iA60Y9IvQ=; b=Wqh4dzLWHr/innDIqOCmEVZ3kNtjr+GKoRR4Vrjh76AKUEGpHG2QJA5Lqc5xMCggSZwUs1VKr31MtUEc5Pxk9olTj5+QosD89v1YSrapMRLwD1Sm3nBWbiZOw1I1yrCcrjmd/3ti7wijUBZesGWriUs0Ren23GDqBw1yHQSGKp8= 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 1555442405704841.6318448260062; Tue, 16 Apr 2019 12:20:05 -0700 (PDT) Received: from localhost ([127.0.0.1]:41480 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGTcb-0001ea-Ma for importer@patchew.org; Tue, 16 Apr 2019 15:19:57 -0400 Received: from eggs.gnu.org ([209.51.188.92]:55136) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGTDk-0005Qs-3Q for qemu-devel@nongnu.org; Tue, 16 Apr 2019 14:54:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hGTDj-0005z9-4E for qemu-devel@nongnu.org; Tue, 16 Apr 2019 14:54:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41328) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hGTDi-0005y4-T3; Tue, 16 Apr 2019 14:54:15 -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 180F53082E50; Tue, 16 Apr 2019 18:54:14 +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 AC2375D707; Tue, 16 Apr 2019 18:54:12 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Tue, 16 Apr 2019 20:52:51 +0200 Message-Id: <20190416185301.25344-32-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 [10.5.110.46]); Tue, 16 Apr 2019 18:54:14 +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 31/41] s390x/tcg: Implement VECTOR SHIFT LEFT DOUBLE BY BYTE 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-Type: text/plain; charset="utf-8" Inline expansion courtesy of Richard H. Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- 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 2621e433cd..76aec5a21f 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1164,6 +1164,8 @@ F(0xe774, VSL, VRR_c, V, 0, 0, 0, 0, vsl, 0, IF_VEC) /* VECTOR SHIFT LEFT BY BYTE */ F(0xe775, VSLB, VRR_c, V, 0, 0, 0, 0, vsl, 0, IF_VEC) +/* VECTOR SHIFT LEFT DOUBLE BY BYTE */ + F(0xe777, VSLDB, VRI_d, V, 0, 0, 0, 0, vsldb, 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 e7f8aca238..c49c4b3618 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2113,3 +2113,32 @@ static DisasJumpType op_vsl(DisasContext *s, DisasOp= s *o) tcg_temp_free_i64(shift); return DISAS_NEXT; } + +static DisasJumpType op_vsldb(DisasContext *s, DisasOps *o) +{ + const uint8_t i4 =3D get_field(s->fields, i4) & 0xf; + const int left_shift =3D (i4 & 7) * 8; + const int right_shift =3D 64 - left_shift; + TCGv_i64 t0 =3D tcg_temp_new_i64(); + TCGv_i64 t1 =3D tcg_temp_new_i64(); + TCGv_i64 t2 =3D tcg_temp_new_i64(); + + if ((i4 & 8) =3D=3D 0) { + read_vec_element_i64(t0, get_field(s->fields, v2), 0, ES_64); + read_vec_element_i64(t1, get_field(s->fields, v2), 1, ES_64); + read_vec_element_i64(t2, get_field(s->fields, v3), 0, ES_64); + } else { + read_vec_element_i64(t0, get_field(s->fields, v2), 1, ES_64); + read_vec_element_i64(t1, get_field(s->fields, v3), 0, ES_64); + read_vec_element_i64(t2, get_field(s->fields, v3), 1, ES_64); + } + tcg_gen_extract2_i64(t0, t1, t0, right_shift); + tcg_gen_extract2_i64(t1, t2, t1, right_shift); + write_vec_element_i64(t0, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(t1, get_field(s->fields, v1), 1, ES_64); + + tcg_temp_free(t0); + tcg_temp_free(t1); + tcg_temp_free(t2); + return DISAS_NEXT; +} --=20 2.20.1