From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C752C47082 for ; Mon, 7 Jun 2021 11:20:26 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 025806101A for ; Mon, 7 Jun 2021 11:20:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 025806101A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:35494 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lqDIv-0003is-3x for qemu-devel@archiver.kernel.org; Mon, 07 Jun 2021 07:20:25 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47390) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lqD40-0002vL-N9 for qemu-devel@nongnu.org; Mon, 07 Jun 2021 07:05:02 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:23934) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lqD3w-00056Z-LZ for qemu-devel@nongnu.org; Mon, 07 Jun 2021 07:05:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1623063895; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=cBh/A9K6OXS9yOcxVodh5dmxu/rI9zI9VQhbYXYyfOk=; b=XfO3lL+8LargPC+gOhoeDrvoHkRmNrZ9EpXXu50ZEqPYf/xWi+9CrsoCiYUqVw6hHHZ+nM D+e+YgnhiztB3LwcqvpQVkGPrGHssDFkkQfGZ6u5qcYXSj40TkJg58jYCZBHjNTMDPRuaX rqveDUvMcNMcZNUB69SQlhGUmtCjqfQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-196-V0q3pVYmPpyXE64k1GB6ew-1; Mon, 07 Jun 2021 07:04:54 -0400 X-MC-Unique: V0q3pVYmPpyXE64k1GB6ew-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 220EB10082F2; Mon, 7 Jun 2021 11:04:53 +0000 (UTC) Received: from t480s.redhat.com (ovpn-114-176.ams2.redhat.com [10.36.114.176]) by smtp.corp.redhat.com (Postfix) with ESMTP id 38F7160C17; Mon, 7 Jun 2021 11:04:41 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Subject: [PATCH v3 11/26] s390x/tcg: Implement VECTOR BIT PERMUTE Date: Mon, 7 Jun 2021 13:03:23 +0200 Message-Id: <20210607110338.31058-12-david@redhat.com> In-Reply-To: <20210607110338.31058-1-david@redhat.com> References: <20210607110338.31058-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=david@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=170.10.133.124; envelope-from=david@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.2, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Huth , David Hildenbrand , Cornelia Huck , Richard Henderson , Laurent Vivier , Halil Pasic , Christian Borntraeger , qemu-s390x@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.c.inc | 8 ++++++++ target/s390x/vec_helper.c | 22 ++++++++++++++++++++++ 4 files changed, 33 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 0cfb82ee8a..e99c9643eb 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -126,6 +126,7 @@ DEF_HELPER_FLAGS_1(stck, TCG_CALL_NO_RWG_SE, i64, env) DEF_HELPER_FLAGS_3(probe_write_access, TCG_CALL_NO_WG, void, env, i64, i64) /* === Vector Support Instructions === */ +DEF_HELPER_FLAGS_4(gvec_vbperm, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(vll, TCG_CALL_NO_WG, void, env, ptr, i64, i64) DEF_HELPER_FLAGS_4(gvec_vpk16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) DEF_HELPER_FLAGS_4(gvec_vpk32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 35a0086a85..1634a6bc5a 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -989,6 +989,8 @@ /* === Vector Support Instructions === */ +/* VECTOR BIT PERMUTE */ + E(0xe785, VBPERM, VRR_c, VE, 0, 0, 0, 0, vbperm, 0, 0, IF_VEC) /* VECTOR GATHER ELEMENT */ E(0xe713, VGEF, VRV, V, la2, 0, 0, 0, vge, 0, ES_32, IF_VEC) E(0xe712, VGEG, VRV, V, la2, 0, 0, 0, vge, 0, ES_64, IF_VEC) diff --git a/target/s390x/translate_vx.c.inc b/target/s390x/translate_vx.c.inc index 91e2967c49..96283d4ddb 100644 --- a/target/s390x/translate_vx.c.inc +++ b/target/s390x/translate_vx.c.inc @@ -327,6 +327,14 @@ static void gen_addi2_i64(TCGv_i64 dl, TCGv_i64 dh, TCGv_i64 al, TCGv_i64 ah, tcg_temp_free_i64(bh); } +static DisasJumpType op_vbperm(DisasContext *s, DisasOps *o) +{ + gen_gvec_3_ool(get_field(s, v1), get_field(s, v2), get_field(s, v3), 0, + gen_helper_gvec_vbperm); + + return DISAS_NEXT; +} + static DisasJumpType op_vge(DisasContext *s, DisasOps *o) { const uint8_t es = s->insn->data; diff --git a/target/s390x/vec_helper.c b/target/s390x/vec_helper.c index 986e7cc825..599bab06bd 100644 --- a/target/s390x/vec_helper.c +++ b/target/s390x/vec_helper.c @@ -19,6 +19,28 @@ #include "exec/cpu_ldst.h" #include "exec/exec-all.h" +void HELPER(gvec_vbperm)(void *v1, const void *v2, const void *v3, + uint32_t desc) +{ + S390Vector tmp = {}; + uint16_t result = 0; + int i; + + for (i = 0; i < 16; i++) { + const uint8_t bit_nr = s390_vec_read_element8(v3, i); + uint16_t bit; + + if (bit_nr >= 128) { + continue; + } + bit = (s390_vec_read_element8(v2, bit_nr / 8) + >> (7 - (bit_nr % 8))) & 1; + result |= (bit << (15 - i)); + } + s390_vec_write_element16(&tmp, 3, result); + *(S390Vector *)v1 = tmp; +} + void HELPER(vll)(CPUS390XState *env, void *v1, uint64_t addr, uint64_t bytes) { if (likely(bytes >= 16)) { -- 2.31.1