From nobody Sat Feb 7 05:01:01 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=1556807994; cv=none; d=zoho.com; s=zohoarc; b=KLeqaT6Unj2nzkakXapvUyR0cKHNYXneoL1JFCArsyGQKG2N9kAFSdAMjSe8f87sZaXwLSnqBr7wsFRL909DMtsmcEPB1vBjicoTg8hf0kUGMeqq6FXcvuBWpKzREnBM0mHhA/leratZdv7N/IspbVoMPggCQV2FHQMvAFt98Ts= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1556807994; 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=W5Im1Ebqi3v5cj2JsdPRlkalIWRfXOc+Onpllv/OWJg=; b=gJbYRGVSQAR4wNA9TVLl4hroX8pK7Wc+shB52dLnplDOG11Nh1wMl6n7D9p6dpQGUPzzQErP0pHJuKnnnyIVOhL4cHuf+Dvkiwfbd3s6e5xQ10N6IxF/xQdUJ5TrOWbErSQTIEoAGQc1kEbkTM5UDLY/FX8XB9syRmTNHId6mjA= 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 1556807994129825.5363011732703; Thu, 2 May 2019 07:39:54 -0700 (PDT) Received: from localhost ([127.0.0.1]:52206 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hMCsI-0000FV-4P for importer@patchew.org; Thu, 02 May 2019 10:39:50 -0400 Received: from eggs.gnu.org ([209.51.188.92]:38877) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hMCQn-0000Qk-R4 for qemu-devel@nongnu.org; Thu, 02 May 2019 10:11:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hMCQm-0007Ht-Lv for qemu-devel@nongnu.org; Thu, 02 May 2019 10:11:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53536) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hMCQm-0007F4-EO; Thu, 02 May 2019 10:11:24 -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 AC7D130B4B0B; Thu, 2 May 2019 14:11:23 +0000 (UTC) Received: from t460s.redhat.com (ovpn-117-88.ams2.redhat.com [10.36.117.88]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9B8E53793; Thu, 2 May 2019 14:11:19 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Thu, 2 May 2019 16:10:04 +0200 Message-Id: <20190502141019.6385-26-david@redhat.com> In-Reply-To: <20190502141019.6385-1-david@redhat.com> References: <20190502141019.6385-1-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 [10.5.110.49]); Thu, 02 May 2019 14:11:23 +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 v3 25/40] s390x/tcg: Implement VECTOR POPULATION COUNT 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 COUNT TRAILING ZEROES. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/helper.h | 2 ++ target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 19 +++++++++++++++++++ target/s390x/vec_int_helper.c | 14 ++++++++++++++ 4 files changed, 37 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 1ba1660997..20b677917b 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -196,6 +196,8 @@ DEF_HELPER_FLAGS_4(gvec_vmo32, TCG_CALL_NO_RWG, void, p= tr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_vmlo8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_vmlo16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i3= 2) DEF_HELPER_FLAGS_4(gvec_vmlo32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i3= 2) +DEF_HELPER_FLAGS_3(gvec_vpopct8, TCG_CALL_NO_RWG, void, ptr, cptr, i32) +DEF_HELPER_FLAGS_3(gvec_vpopct16, TCG_CALL_NO_RWG, void, ptr, cptr, i32) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 52171252be..0f786d6ab1 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1144,6 +1144,8 @@ F(0xe76a, VO, VRR_c, V, 0, 0, 0, 0, vo, 0, IF_VEC) /* VECTOR OR WITH COMPLEMENT */ F(0xe76f, VOC, VRR_c, VE, 0, 0, 0, 0, voc, 0, IF_VEC) +/* VECTOR POPULATION COUNT */ + F(0xe750, VPOPCT, VRR_a, V, 0, 0, 0, 0, vpopct, 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 a43a1863b6..772ef4f395 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -1822,3 +1822,22 @@ static DisasJumpType op_voc(DisasContext *s, DisasOp= s *o) get_field(s->fields, v3)); return DISAS_NEXT; } + +static DisasJumpType op_vpopct(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m3); + static const GVecGen2 g[4] =3D { + { .fno =3D gen_helper_gvec_vpopct8, }, + { .fno =3D gen_helper_gvec_vpopct16, }, + { .fni4 =3D tcg_gen_ctpop_i32, }, + { .fni8 =3D tcg_gen_ctpop_i64, }, + }; + + if (es > ES_64 || (es !=3D ES_8 && !s390_has_feat(S390_FEAT_VECTOR_ENH= ))) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + gen_gvec_2(get_field(s->fields, v1), get_field(s->fields, v2), &g[es]); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_int_helper.c b/target/s390x/vec_int_helper.c index 2d7d4766c5..fd8162f1f1 100644 --- a/target/s390x/vec_int_helper.c +++ b/target/s390x/vec_int_helper.c @@ -464,3 +464,17 @@ void HELPER(gvec_vmlo##BITS)(void *v1, const void *v2,= const void *v3, \ DEF_VMLO(8, 16) DEF_VMLO(16, 32) DEF_VMLO(32, 64) + +#define DEF_VPOPCT(BITS) = \ +void HELPER(gvec_vpopct##BITS)(void *v1, const void *v2, uint32_t desc) = \ +{ = \ + int i; = \ + = \ + for (i =3D 0; i < (128 / BITS); i++) { = \ + const uint##BITS##_t a =3D s390_vec_read_element##BITS(v2, i); = \ + = \ + s390_vec_write_element##BITS(v1, i, ctpop32(a)); = \ + } = \ +} +DEF_VPOPCT(8) +DEF_VPOPCT(16) --=20 2.20.1