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110 lines
4.0 KiB
C
110 lines
4.0 KiB
C
/**********************************************************************
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Copyright(c) 2011-2016 Intel Corporation All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**********************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <inttypes.h>
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#include "crc64.h"
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#include "test.h"
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#ifndef GT_L3_CACHE
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#define GT_L3_CACHE 32 * 1024 * 1024 /* some number > last level cache */
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#endif
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#if !defined(COLD_TEST) && !defined(TEST_CUSTOM)
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// Cached test, loop many times over small dataset
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#define TEST_LEN 8 * 1024
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#define TEST_TYPE_STR "_warm"
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#elif defined(COLD_TEST)
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// Uncached test. Pull from large mem base.
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#define TEST_LEN (2 * GT_L3_CACHE)
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#define TEST_TYPE_STR "_cold"
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#endif
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#ifndef TEST_SEED
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#define TEST_SEED 0x1234
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#endif
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#define TEST_MEM TEST_LEN
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typedef uint64_t (*crc64_func_t)(uint64_t, const uint8_t *, uint64_t);
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typedef struct func_case {
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char *note;
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crc64_func_t crc64_func_call;
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crc64_func_t crc64_ref_call;
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} func_case_t;
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func_case_t test_funcs[] = {
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{ "crc64_ecma_norm", crc64_ecma_norm, crc64_ecma_norm_base },
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{ "crc64_ecma_refl", crc64_ecma_refl, crc64_ecma_refl_base },
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{ "crc64_iso_norm", crc64_iso_norm, crc64_iso_norm_base },
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{ "crc64_iso_refl", crc64_iso_refl, crc64_iso_refl_base },
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{ "crc64_jones_norm", crc64_jones_norm, crc64_jones_norm_base },
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{ "crc64_jones_refl", crc64_jones_refl, crc64_jones_refl_base },
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{ "crc64_rocksoft_norm", crc64_rocksoft_norm, crc64_rocksoft_norm_base },
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{ "crc64_rocksoft_refl", crc64_rocksoft_refl, crc64_rocksoft_refl_base }
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};
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int
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main(int argc, char *argv[])
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{
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int j;
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void *buf;
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uint64_t crc;
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struct perf start;
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func_case_t *test_func;
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if (posix_memalign(&buf, 1024, TEST_LEN)) {
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printf("alloc error: Fail");
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return -1;
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}
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memset(buf, (char) TEST_SEED, TEST_LEN);
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for (j = 0; j < sizeof(test_funcs) / sizeof(test_funcs[0]); j++) {
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test_func = &test_funcs[j];
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printf("%s_perf:\n", test_func->note);
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printf("Start timed tests\n");
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fflush(0);
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BENCHMARK(&start, BENCHMARK_TIME,
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crc = test_func->crc64_func_call(TEST_SEED, buf, TEST_LEN));
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printf("%s" TEST_TYPE_STR ": ", test_func->note);
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perf_print(start, (long long) TEST_LEN);
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printf("finish 0x%" PRIx64 "\n", crc);
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}
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return 0;
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}
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