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authorC.J. Collier <cjcollier@linuxfoundation.org>2016-06-14 07:50:17 -0700
committerC.J. Collier <cjcollier@linuxfoundation.org>2016-06-14 12:17:54 -0700
commit97f17497d162afdb82c8704bf097f0fee3724b2e (patch)
tree1c6269614c0c15ffef8451c58ae8f8b30a1bc804 /lib/librte_acl/acl_run_avx2.c
parente04be89c2409570e0055b2cda60bd11395bb93b0 (diff)
Imported Upstream version 16.04
Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757 Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
Diffstat (limited to 'lib/librte_acl/acl_run_avx2.c')
-rw-r--r--lib/librte_acl/acl_run_avx2.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/lib/librte_acl/acl_run_avx2.c b/lib/librte_acl/acl_run_avx2.c
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+++ b/lib/librte_acl/acl_run_avx2.c
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+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2014 Intel 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 Intel 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.
+ */
+
+
+#include "acl_run_avx2.h"
+
+/*
+ * Note, that to be able to use AVX2 classify method,
+ * both compiler and target cpu have to support AVX2 instructions.
+ */
+int
+rte_acl_classify_avx2(const struct rte_acl_ctx *ctx, const uint8_t **data,
+ uint32_t *results, uint32_t num, uint32_t categories)
+{
+ if (likely(num >= MAX_SEARCHES_AVX16))
+ return search_avx2x16(ctx, data, results, num, categories);
+ else if (num >= MAX_SEARCHES_SSE8)
+ return search_sse_8(ctx, data, results, num, categories);
+ else if (num >= MAX_SEARCHES_SSE4)
+ return search_sse_4(ctx, data, results, num, categories);
+ else
+ return rte_acl_classify_scalar(ctx, data, results, num,
+ categories);
+}