eal/arm: add vector header for ARM NEON

Added the definition of rte_xmm and xmm_t for acl neon implementation.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>

diff --git a/lib/librte_eal/common/include/arch/arm/rte_vect.h b/lib/librte_eal/common/include/arch/arm/rte_vect.h
new file mode 100644 (file)
index 0000000..21cdb4d
--- /dev/null
+++ b/lib/librte_eal/common/include/arch/arm/rte_vect.h
@@ -0,0 +1,60 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2015 Cavium Networks. 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 Cavium Networks 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_VECT_ARM_H_
+#define _RTE_VECT_ARM_H_
+
+#include "arm_neon.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef int32x4_t xmm_t;
+
+#define        XMM_SIZE        (sizeof(xmm_t))
+#define        XMM_MASK        (XMM_SIZE - 1)
+
+typedef union rte_xmm {
+       xmm_t    x;
+       uint8_t  u8[XMM_SIZE / sizeof(uint8_t)];
+       uint16_t u16[XMM_SIZE / sizeof(uint16_t)];
+       uint32_t u32[XMM_SIZE / sizeof(uint32_t)];
+       uint64_t u64[XMM_SIZE / sizeof(uint64_t)];
+       double   pd[XMM_SIZE / sizeof(double)];
+} __attribute__((aligned(16))) rte_xmm_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif