From patchwork Mon May 20 17:02:42 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 1102203 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4575FS0yW9z9s9N for ; Tue, 21 May 2019 03:18:04 +1000 (AEST) Received: from localhost ([127.0.0.1]:38990 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSlvF-0003kV-U1 for incoming@patchwork.ozlabs.org; Mon, 20 May 2019 13:18:01 -0400 Received: from eggs.gnu.org ([209.51.188.92]:54754) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hSlmq-0004sZ-RJ for qemu-devel@nongnu.org; Mon, 20 May 2019 13:09:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hSlmo-0004cV-WD for qemu-devel@nongnu.org; Mon, 20 May 2019 13:09:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52426) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hSlmo-0004bd-NB; Mon, 20 May 2019 13:09:18 -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 83631307D869; Mon, 20 May 2019 17:09:11 +0000 (UTC) Received: from localhost (ovpn-204-110.brq.redhat.com [10.40.204.110]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1952C46E62; Mon, 20 May 2019 17:09:08 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 20 May 2019 19:02:42 +0200 Message-Id: <20190520170302.13643-35-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 [10.5.110.48]); Mon, 20 May 2019 17:09:16 +0000 (UTC) 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 34/54] s390x/tcg: Implement VECTOR SHIFT LEFT (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, Richard Henderson , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: David Hildenbrand We can reuse the existing 128-bit shift utility function. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 4 ++++ target/s390x/translate_vx.inc.c | 20 ++++++++++++++++++++ target/s390x/vec_int_helper.c | 6 ++++++ 4 files changed, 31 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index d570f763d94a..b4ddc8a7225e 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -204,6 +204,7 @@ DEF_HELPER_FLAGS_4(gvec_verll8, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) DEF_HELPER_FLAGS_4(gvec_verll16, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) DEF_HELPER_FLAGS_4(gvec_verim8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_verim16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vsl, TCG_CALL_NO_RWG, void, ptr, cptr, i64, i32) #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 f4b67bda7eb2..2621e433cd03 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1160,6 +1160,10 @@ /* VECTOR ELEMENT SHIFT RIGHT LOGICAL */ F(0xe778, VESRLV, VRR_c, V, 0, 0, 0, 0, vesv, 0, IF_VEC) F(0xe738, VESRL, VRS_a, V, la2, 0, 0, 0, ves, 0, IF_VEC) +/* VECTOR SHIFT LEFT */ + 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) #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c index 15353096c0b8..734c022b3610 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -188,6 +188,9 @@ static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint8_t reg, TCGv_i64 enr, #define gen_gvec_2s(v1, v2, c, gen) \ tcg_gen_gvec_2s(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ 16, 16, c, gen) +#define gen_gvec_2i_ool(v1, v2, c, data, fn) \ + tcg_gen_gvec_2i_ool(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + c, 16, 16, data, fn) #define gen_gvec_3(v1, v2, v3, gen) \ tcg_gen_gvec_3(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ vec_full_reg_offset(v3), 16, 16, gen) @@ -2040,3 +2043,20 @@ static DisasJumpType op_ves(DisasContext *s, DisasOps *o) } return DISAS_NEXT; } + +static DisasJumpType op_vsl(DisasContext *s, DisasOps *o) +{ + TCGv_i64 shift = tcg_temp_new_i64(); + + read_vec_element_i64(shift, get_field(s->fields, v3), 7, ES_8); + if (s->fields->op2 == 0x74) { + tcg_gen_andi_i64(shift, shift, 0x7); + } else { + tcg_gen_andi_i64(shift, shift, 0x78); + } + + gen_gvec_2i_ool(get_field(s->fields, v1), get_field(s->fields, v2), + shift, 0, gen_helper_gvec_vsl); + tcg_temp_free_i64(shift); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_int_helper.c b/target/s390x/vec_int_helper.c index b881fb722de2..3df069f03319 100644 --- a/target/s390x/vec_int_helper.c +++ b/target/s390x/vec_int_helper.c @@ -529,3 +529,9 @@ void HELPER(gvec_verim##BITS)(void *v1, const void *v2, const void *v3, \ } DEF_VERIM(8) DEF_VERIM(16) + +void HELPER(gvec_vsl)(void *v1, const void *v2, uint64_t count, + uint32_t desc) +{ + s390_vec_shl(v1, v2, count); +}