From nobody Mon Nov 10 22:28:10 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=1559300592; cv=none; d=zoho.com; s=zohoarc; b=nkXBKET5bWzcC2RMh7ESkb7J771wLKN3EnPznw13IFHgSfd2Z791Q8Kn139B7ca1DKn96S1Izjbhk9Rw+8FEYVswhpTNNjYPrqx6WRO/BP5SNo4vB1kieFnDYr5LBDo+XR8WQKPcXKsorB27VbLLv/4KQnHccnkPKB1NVD7bHkk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1559300592; 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=vtV4LzDpt5sIjs4g+MiNxI8o5AkgG8cgKe5m2Li8fcA=; b=h3jq0sL4a55oyUmKRk6dmiNtlpUIGo7S3sk5fpY0UhS6W2uZOFieZ1BoJcQN1MHumGlROnDPzHCb9EH7dFfZM71Plo/00xraqX81mLQm8SkfW55zs6X0tjMuLcDjWumE6WSnpT0JZh5uF3tcBNwzxtM5XpNCUdxUPEqwEJq1auE= 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 155930059252156.324678911880596; Fri, 31 May 2019 04:03:12 -0700 (PDT) Received: from localhost ([127.0.0.1]:41057 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hWfJO-0004vb-7k for importer@patchew.org; Fri, 31 May 2019 07:03:02 -0400 Received: from eggs.gnu.org ([209.51.188.92]:56330) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hWf2W-0007gQ-5o for qemu-devel@nongnu.org; Fri, 31 May 2019 06:45:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hWf2U-0002OD-83 for qemu-devel@nongnu.org; Fri, 31 May 2019 06:45:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34740) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hWf2Q-0001xv-8E for qemu-devel@nongnu.org; Fri, 31 May 2019 06:45:32 -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 1590081F0C; Fri, 31 May 2019 10:45:17 +0000 (UTC) Received: from t460s.redhat.com (ovpn-116-233.ams2.redhat.com [10.36.116.233]) by smtp.corp.redhat.com (Postfix) with ESMTP id 07453473BC; Fri, 31 May 2019 10:45:15 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Fri, 31 May 2019 12:44:29 +0200 Message-Id: <20190531104432.29379-21-david@redhat.com> In-Reply-To: <20190531104432.29379-1-david@redhat.com> References: <20190531104432.29379-1-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 [10.5.110.27]); Fri, 31 May 2019 10:45:17 +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 v1 20/23] s390x/tcg: Implement VECTOR FP TEST DATA CLASS IMMEDIATE 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: Christian Borntraeger , Denys Vlasenko , David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" We can reuse float64_dcmask(). Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- target/s390x/helper.h | 2 ++ target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 21 ++++++++++++++++++ target/s390x/vec_fpu_helper.c | 39 +++++++++++++++++++++++++++++++++ 4 files changed, 64 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index c788fc1b7f..e9aff83b05 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -292,6 +292,8 @@ DEF_HELPER_FLAGS_4(gvec_vfsq64, TCG_CALL_NO_WG, void, p= tr, cptr, env, i32) DEF_HELPER_FLAGS_4(gvec_vfsq64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i32) DEF_HELPER_FLAGS_5(gvec_vfs64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env,= i32) DEF_HELPER_FLAGS_5(gvec_vfs64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env= , i32) +DEF_HELPER_4(gvec_vftci64, void, ptr, cptr, env, i32) +DEF_HELPER_4(gvec_vftci64s, void, ptr, cptr, env, 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 4426f40250..f421184fcd 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1246,6 +1246,8 @@ F(0xe7ce, VFSQ, VRR_a, V, 0, 0, 0, 0, vfsq, 0, IF_VEC) /* VECTOR FP SUBTRACT */ F(0xe7e2, VFS, VRR_c, V, 0, 0, 0, 0, vfa, 0, IF_VEC) +/* VECTOR FP TEST DATA CLASS IMMEDIATE */ + F(0xe74a, VFTCI, VRI_e, V, 0, 0, 0, 0, vftci, 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 bc75a147b6..715fcb2cb5 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -2791,3 +2791,24 @@ static DisasJumpType op_vfsq(DisasContext *s, DisasO= ps *o) 0, fn); return DISAS_NEXT; } + +static DisasJumpType op_vftci(DisasContext *s, DisasOps *o) +{ + const uint16_t i3 =3D get_field(s->fields, i3); + const uint8_t fpf =3D get_field(s->fields, m4); + const uint8_t m5 =3D get_field(s->fields, m5); + gen_helper_gvec_2_ptr *fn =3D gen_helper_gvec_vftci64; + + if (fpf !=3D FPF_LONG || extract32(m5, 0, 3)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + if (extract32(m5, 3, 1)) { + fn =3D gen_helper_gvec_vftci64s; + } + gen_gvec_2_ptr(get_field(s->fields, v1), get_field(s->fields, v2), cpu= _env, + i3, fn); + set_cc_static(s); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_fpu_helper.c b/target/s390x/vec_fpu_helper.c index 10249c5105..930b6d1db4 100644 --- a/target/s390x/vec_fpu_helper.c +++ b/target/s390x/vec_fpu_helper.c @@ -603,3 +603,42 @@ void HELPER(gvec_vfs64s)(void *v1, const void *v2, con= st void *v3, { vop64_3(v1, v2, v3, env, true, vfs64, GETPC()); } + +static int vftci64(S390Vector *v1, const S390Vector *v2, CPUS390XState *en= v, + bool s, uint16_t i3) +{ + int i, match =3D 0; + + for (i =3D 0; i < 2; i++) { + float64 a =3D make_float64(s390_vec_read_element64(v2, i)); + + if (float64_dcmask(env, a) & i3) { + match++; + s390_vec_write_element64(v1, i, -1ull); + } else { + s390_vec_write_element64(v1, i, 0); + } + if (s) { + break; + } + } + + if (match =3D=3D i + 1) { + return 0; + } else if (match) { + return 1; + } + return 3; +} + +void HELPER(gvec_vftci64)(void *v1, const void *v2, CPUS390XState *env, + uint32_t desc) +{ + env->cc_op =3D vftci64(v1, v2, env, false, simd_data(desc)); +} + +void HELPER(gvec_vftci64s)(void *v1, const void *v2, CPUS390XState *env, + uint32_t desc) +{ + env->cc_op =3D vftci64(v1, v2, env, true, simd_data(desc)); +} --=20 2.20.1