From nobody Mon Nov 10 19:09:08 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=1558372155; cv=none; d=zoho.com; s=zohoarc; b=HZnR94H7AlPB2HgChfbwHhAyM60SXZdNRQHFsinzWVYfR8Oll6muJwgzTwlWSE9GjY3Lr+fU5FM9DzjnI0FEIGQY8XE2QYifgwEtiERCknHLrywPLbRqNoJ9WPzTP5ubzBoAnT8ia1PWntf9v9703HH11qmKAf1nh3t1Cb0PRPQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1558372155; 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=9S16JxbaCfOkZ+yaVSo0opXMqCR2rVyBtGEe/EWamn0=; b=SXIBjq4ceNyNzTA/WtjGv5hHohL12y/gfNGB6Q3FwX5O2BymaLego9dLQbzE4rqBhfgYhjlTTIhNG9srsOeSG9JhrfoWI4RvzfMLiSGU1BoZQt2vU9FO8c+T239HHmDWkxayASVk87CwXXDiASfR9SnG4RnFu2Ffz5/PkxfXgk4= 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 1558372155533780.6046378999014; Mon, 20 May 2019 10:09:15 -0700 (PDT) Received: from localhost ([127.0.0.1]:38814 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSlmf-00044o-6Z for importer@patchew.org; Mon, 20 May 2019 13:09:09 -0400 Received: from eggs.gnu.org ([209.51.188.92]:52882) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSliE-0000oe-6u for qemu-devel@nongnu.org; Mon, 20 May 2019 13:04:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hSliD-0002jN-1P for qemu-devel@nongnu.org; Mon, 20 May 2019 13:04:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44472) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hSliA-0002hi-36; Mon, 20 May 2019 13:04:30 -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 05AFF36961; Mon, 20 May 2019 17:04:25 +0000 (UTC) Received: from localhost (ovpn-204-110.brq.redhat.com [10.40.204.110]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6C6E25D719; Mon, 20 May 2019 17:04:22 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 20 May 2019 19:02:17 +0200 Message-Id: <20190520170302.13643-10-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 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Mon, 20 May 2019 17:04:25 +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 09/54] s390x/tcg: Implement VECTOR ADD WITH CARRY COMPUTE CARRY 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 ADD COMPUTE CARRY, however 128-bit handling only. Courtesy of Richard H. 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 38d1e22a6d54..a531b21908ac 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1062,6 +1062,8 @@ F(0xe7f1, VACC, VRR_c, V, 0, 0, 0, 0, vacc, 0, IF_VEC) /* VECTOR ADD WITH CARRY */ F(0xe7bb, VAC, VRR_d, V, 0, 0, 0, 0, vac, 0, IF_VEC) +/* VECTOR ADD WITH CARRY COMPUTE CARRY */ + F(0xe7b9, VACCC, VRR_d, V, 0, 0, 0, 0, vaccc, 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 d3d3442c0d2e..46b3fe029289 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -1146,3 +1146,35 @@ static DisasJumpType op_vac(DisasContext *s, DisasOp= s *o) get_field(s->fields, v4)); return DISAS_NEXT; } + +static void gen_accc2_i64(TCGv_i64 dl, TCGv_i64 dh, TCGv_i64 al, TCGv_i64 = ah, + TCGv_i64 bl, TCGv_i64 bh, TCGv_i64 cl, TCGv_i64 = ch) +{ + TCGv_i64 tl =3D tcg_temp_new_i64(); + TCGv_i64 th =3D tcg_temp_new_i64(); + TCGv_i64 zero =3D tcg_const_i64(0); + + tcg_gen_andi_i64(tl, cl, 1); + tcg_gen_add2_i64(tl, th, tl, zero, al, zero); + tcg_gen_add2_i64(tl, th, tl, th, bl, zero); + tcg_gen_add2_i64(tl, th, th, zero, ah, zero); + tcg_gen_add2_i64(tl, dl, tl, th, bh, zero); + tcg_gen_mov_i64(dh, zero); + + tcg_temp_free_i64(tl); + tcg_temp_free_i64(th); + tcg_temp_free_i64(zero); +} + +static DisasJumpType op_vaccc(DisasContext *s, DisasOps *o) +{ + if (get_field(s->fields, m5) !=3D ES_128) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + gen_gvec128_4_i64(gen_accc2_i64, get_field(s->fields, v1), + get_field(s->fields, v2), get_field(s->fields, v3), + get_field(s->fields, v4)); + return DISAS_NEXT; +} --=20 2.20.1