xref: /isa-l/igzip/adler32_perf.c (revision 7ebc65baa79386152107511e3ec2452f5d82a77a)
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2   Copyright(c) 2011-2019 Intel Corporation All rights reserved.
3 
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16 
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29 
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <stdint.h>
34 #include "igzip_lib.h"
35 #include "test.h"
36 
37 #ifndef GT_L3_CACHE
38 #define GT_L3_CACHE 32 * 1024 * 1024 /* some number > last level cache */
39 #endif
40 
41 #if !defined(COLD_TEST) && !defined(TEST_CUSTOM)
42 // Cached test, loop many times over small dataset
43 #define TEST_LEN      8 * 1024
44 #define TEST_TYPE_STR "_warm"
45 #elif defined(COLD_TEST)
46 // Uncached test.  Pull from large mem base.
47 #define TEST_LEN      (2 * GT_L3_CACHE)
48 #define TEST_TYPE_STR "_cold"
49 #endif
50 
51 #ifndef TEST_SEED
52 #define TEST_SEED 0x1234
53 #endif
54 
55 int
main(int argc,char * argv[])56 main(int argc, char *argv[])
57 {
58         void *buf;
59         struct perf start;
60 
61         printf("adler32_perf:\n");
62 
63         if (posix_memalign(&buf, 1024, TEST_LEN)) {
64                 printf("alloc error: Fail");
65                 return -1;
66         }
67         memset(buf, 0, TEST_LEN);
68 
69         BENCHMARK(&start, BENCHMARK_TIME, isal_adler32(TEST_SEED, buf, TEST_LEN));
70         printf("adler32" TEST_TYPE_STR ": ");
71         perf_print(start, (long long) TEST_LEN);
72 
73         return 0;
74 }
75