From nobody Sun Feb 8 22:35:03 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 ARC-Seal: i=1; a=rsa-sha256; t=1558091123; cv=none; d=zoho.com; s=zohoarc; b=Lxgqh/kxbTHF1DmifgjmFXvzv+5ZLekg/hiivVeHcvLNKmaCQoXeEMHwm76fqjOsHQvhAXJWaNXg7C64cT+VYiHcU6uyY1LKTQCWt3bS4olYleDjXr/MEzfMd1IFTVIcrG/UWHQYicH1D4V2VrB0JoG0AaWz6WqkL6ZekhcyC/U= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1558091123; 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=nLSjKyYUJVz5yy4GhB/+sueo46xU2wK8lYAYIP2V/Dw=; b=Swxo+HrU8I2Q4vW0A0g7k3/aa9807K7sZbjowI8XtoheCdz5oPxbG+CFqypGT8Txm7KOP7vNKevByAZNwzlqpOZN2DLdRXsmYr7ZAFvsiX9NzlYMiPKrMq4AKGtN1kpCE6WtzdesKiT4srW68SoOpc+u6inHylSLo78tx3Zjc0o= 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 1558091123126173.31134396685877; Fri, 17 May 2019 04:05:23 -0700 (PDT) Received: from localhost ([127.0.0.1]:46482 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRafm-0004U0-3C for importer@patchew.org; Fri, 17 May 2019 07:05:10 -0400 Received: from eggs.gnu.org ([209.51.188.92]:49394) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRa6p-0006TZ-4j for qemu-devel@nongnu.org; Fri, 17 May 2019 06:29:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hRa0e-0004Oq-Jk for qemu-devel@nongnu.org; Fri, 17 May 2019 06:22:41 -0400 Received: from mx1.redhat.com ([209.132.183.28]:37898) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hRa0e-0004Ob-Ek; Fri, 17 May 2019 06:22:40 -0400 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 B035830023EB; Fri, 17 May 2019 10:22:39 +0000 (UTC) Received: from t460s.redhat.com (unknown [10.36.118.100]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3427A38E09; Fri, 17 May 2019 10:22:37 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Fri, 17 May 2019 12:21:09 +0200 Message-Id: <20190517102145.21812-5-david@redhat.com> In-Reply-To: <20190517102145.21812-1-david@redhat.com> References: <20190517102145.21812-1-david@redhat.com> MIME-Version: 1.0 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 [10.5.110.44]); Fri, 17 May 2019 10:22:39 +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 SUBSYSTEM s390x 04/40] 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: 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 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 38d1e22a6d..a531b21908 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 d3d3442c0d..46b3fe0292 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