diff options
Diffstat (limited to 'lib/librte_acl/acl_run_avx2.c')
-rw-r--r-- | lib/librte_acl/acl_run_avx2.c | 54 |
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 new file mode 100644 index 00000000..79ebbd6c --- /dev/null +++ b/lib/librte_acl/acl_run_avx2.c @@ -0,0 +1,54 @@ +/*- + * 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); +} |