xref: /isa-l/igzip/adler32_perf.c (revision 7ebc65baa79386152107511e3ec2452f5d82a77a)

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include "igzip_lib.h"
#include "test.h"

#ifndef GT_L3_CACHE
#define GT_L3_CACHE 32 * 1024 * 1024 /* some number > last level cache */
#endif

#if !defined(COLD_TEST) && !defined(TEST_CUSTOM)
// Cached test, loop many times over small dataset
#define TEST_LEN      8 * 1024
#define TEST_TYPE_STR "_warm"
#elif defined(COLD_TEST)
// Uncached test.  Pull from large mem base.
#define TEST_LEN      (2 * GT_L3_CACHE)
#define TEST_TYPE_STR "_cold"
#endif

#ifndef TEST_SEED
#define TEST_SEED 0x1234
#endif

int
main(int argc, char *argv[])
{
        void *buf;
        struct perf start;

        printf("adler32_perf:\n");

        if (posix_memalign(&buf, 1024, TEST_LEN)) {
                printf("alloc error: Fail");
                return -1;
        }
        memset(buf, 0, TEST_LEN);

        BENCHMARK(&start, BENCHMARK_TIME, isal_adler32(TEST_SEED, buf, TEST_LEN));
        printf("adler32" TEST_TYPE_STR ": ");
        perf_print(start, (long long) TEST_LEN);

        return 0;
}