From patchwork Mon Dec 8 08:59:28 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhigang Lu X-Patchwork-Id: 1805 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 1017D8043; Mon, 8 Dec 2014 10:20:55 +0100 (CET) Received: from emea01-am1-obe.outbound.protection.outlook.com (mail-am1on0060.outbound.protection.outlook.com [157.56.112.60]) by dpdk.org (Postfix) with ESMTP id AC75B2A9 for ; Mon, 8 Dec 2014 10:00:52 +0100 (CET) Received: from AMSPR02CA0026.eurprd02.prod.outlook.com (10.242.225.154) by AMSPR02MB008.eurprd02.prod.outlook.com (10.242.89.156) with Microsoft SMTP Server (TLS) id 15.1.26.15; Mon, 8 Dec 2014 09:00:50 +0000 Received: from DB3FFO11FD029.protection.gbl (2a01:111:f400:7e04::187) by AMSPR02CA0026.outlook.office365.com (2a01:111:e400:8028::26) with Microsoft SMTP Server (TLS) id 15.1.31.17 via Frontend Transport; Mon, 8 Dec 2014 09:00:50 +0000 Received: from bjgfarm-1.internal.tilera.com (124.207.145.166) by DB3FFO11FD029.mail.protection.outlook.com (10.47.217.60) with Microsoft SMTP Server (TLS) id 15.1.26.17 via Frontend Transport; Mon, 8 Dec 2014 09:00:49 +0000 Received: (from zlu@localhost) by bjgfarm-1.internal.tilera.com (8.14.4/8.14.4/Submit) id sB890jpC025235; Mon, 8 Dec 2014 17:00:45 +0800 From: Zhigang Lu To: Date: Mon, 8 Dec 2014 16:59:28 +0800 Message-ID: <1418029178-25162-6-git-send-email-zlu@ezchip.com> X-Mailer: git-send-email 2.1.2 In-Reply-To: <1418029178-25162-1-git-send-email-zlu@ezchip.com> References: <1418029178-25162-1-git-send-email-zlu@ezchip.com> X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:124.207.145.166; CTRY:CN; IPV:NLI; EFV:NLI; SFV:NSPM; SFS:(10009020)(6009001)(199003)(189002)(104016003)(77156002)(62966003)(87936001)(105606002)(48376002)(86362001)(84676001)(31966008)(19580395003)(20776003)(6806004)(19580405001)(64706001)(89996001)(97736003)(92566001)(50466002)(47776003)(21056001)(106466001)(110136001)(2351001)(107046002)(76176999)(229853001)(42186005)(50226001)(99396003)(33646002)(4396001)(50986999)(36756003)(120916001)(68736005)(46102003)(9376004); DIR:OUT; SFP:1101; SCL:1; SRVR:AMSPR02MB008; H:bjgfarm-1.internal.tilera.com; FPR:; SPF:Fail; MLV:sfv; PTR:InfoDomainNonexistent; A:1; MX:1; LANG:en; MIME-Version: 1.0 X-Microsoft-Antispam: UriScan:; X-Microsoft-Antispam: BCL:0;PCL:0;RULEID:;SRVR:AMSPR02MB008; X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:(602002); SRVR:AMSPR02MB008; X-Forefront-PRVS: 041963B986 Received-SPF: Fail (protection.outlook.com: domain of ezchip.com does not designate 124.207.145.166 as permitted sender) receiver=protection.outlook.com; client-ip=124.207.145.166; helo=bjgfarm-1.internal.tilera.com; Authentication-Results: spf=fail (sender IP is 124.207.145.166) smtp.mailfrom=zlu@ezchip.com; X-Exchange-Antispam-Report-CFA-Test: BCL:0;PCL:0;RULEID:;SRVR:AMSPR02MB008; X-OriginatorOrg: ezchip.com X-Mailman-Approved-At: Mon, 08 Dec 2014 10:20:50 +0100 Cc: Cyril Chemparathy Subject: [dpdk-dev] [PATCH 05/15] eal/tile: add prefetch operations for TileGx X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Zhigang Lu Signed-off-by: Cyril Chemparathy --- .../common/include/arch/tile/rte_prefetch.h | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 lib/librte_eal/common/include/arch/tile/rte_prefetch.h diff --git a/lib/librte_eal/common/include/arch/tile/rte_prefetch.h b/lib/librte_eal/common/include/arch/tile/rte_prefetch.h new file mode 100644 index 0000000..01a5d21 --- /dev/null +++ b/lib/librte_eal/common/include/arch/tile/rte_prefetch.h @@ -0,0 +1,62 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2014 Tilera Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Tilera Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _RTE_PREFETCH_TILE_H_ +#define _RTE_PREFETCH_TILE_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include "generic/rte_prefetch.h" + +static inline void rte_prefetch0(volatile void *p) +{ + __builtin_prefetch((const void *)(uintptr_t)p, 0, 3); +} + +static inline void rte_prefetch1(volatile void *p) +{ + __builtin_prefetch((const void *)(uintptr_t)p, 0, 2); +} + +static inline void rte_prefetch2(volatile void *p) +{ + __builtin_prefetch((const void *)(uintptr_t)p, 0, 1); +} + +#ifdef __cplusplus +} +#endif + +#endif /* _RTE_PREFETCH_TILE_H_ */