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From: Zhigang Lu <zlu@ezchip.com>
To: <dev@dpdk.org>
Cc: Cyril Chemparathy <cchemparathy@ezchip.com>
Subject: [dpdk-dev] [PATCH 05/15] eal/tile: add prefetch operations for TileGx
Date: Mon, 8 Dec 2014 16:59:28 +0800	[thread overview]
Message-ID: <1418029178-25162-6-git-send-email-zlu@ezchip.com> (raw)
In-Reply-To: <1418029178-25162-1-git-send-email-zlu@ezchip.com>

Signed-off-by: Zhigang Lu <zlu@ezchip.com>
Signed-off-by: Cyril Chemparathy <cchemparathy@ezchip.com>
---
 .../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_ */
-- 
2.1.2

  parent reply	other threads:[~2014-12-08  9:00 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-08  8:59 [dpdk-dev] [PATCH 00/15] Patches for DPDK to support tile architecture Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 01/15] mk: introduce Tilera Tile architecture Zhigang Lu
2014-12-08 11:09   ` Bruce Richardson
2014-12-08 14:25     ` Neil Horman
2014-12-08 21:34       ` Cyril Chemparathy
2014-12-08  8:59 ` [dpdk-dev] [PATCH 02/15] eal/tile: add atomic operations for TileGx Zhigang Lu
2014-12-08 14:28   ` Neil Horman
2014-12-08 21:29     ` Cyril Chemparathy
2014-12-08  8:59 ` [dpdk-dev] [PATCH 03/15] eal/tile: add byte order " Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 04/15] eal/tile: add spinlock " Zhigang Lu
2014-12-08  8:59 ` Zhigang Lu [this message]
2014-12-08  8:59 ` [dpdk-dev] [PATCH 06/15] eal/tile: add memcpy " Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 07/15] eal/tile: add CPU flags " Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 08/15] eal/tile: add cycle " Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 09/15] eal: split vector operations to architecture specific Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 10/15] eal/tile: add vector operations for TileGx Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 11/15] eal/tile: add EAL support for global mPIPE initialization Zhigang Lu
2014-12-08 20:03   ` Neil Horman
2014-12-08 21:32     ` Cyril Chemparathy
2014-12-09 11:36       ` Neil Horman
2014-12-08  8:59 ` [dpdk-dev] [PATCH 12/15] eal/tile: add mPIPE buffer stack mempool provider Zhigang Lu
2014-12-09 14:07   ` Neil Horman
2014-12-12  8:30     ` Tony Lu
2014-12-12 13:03       ` Neil Horman
2014-12-08  8:59 ` [dpdk-dev] [PATCH 13/15] pmd/tile: add mPIPE poll mode driver for TileGx Zhigang Lu
2014-12-08  8:59 ` [dpdk-dev] [PATCH 14/15] app/test: turn off cpu flag checks for tile architecture Zhigang Lu
2014-12-09 15:03   ` Neil Horman
2014-12-11  4:43     ` Tony Lu
2014-12-11 13:39       ` Neil Horman
2014-12-12  8:10         ` Tony Lu
2014-12-12 13:07           ` Neil Horman
2014-12-08  8:59 ` [dpdk-dev] [PATCH 15/15] eal: allow empty set of compile time cpuflags Zhigang Lu

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