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1 | /********************************************************************** |
2 | Copyright(c) 2011-2017 Intel Corporation All rights reserved. | |
3 | ||
4 | Redistribution and use in source and binary forms, with or without | |
5 | modification, are permitted provided that the following conditions | |
6 | are met: | |
7 | * Redistributions of source code must retain the above copyright | |
8 | notice, this list of conditions and the following disclaimer. | |
9 | * Redistributions in binary form must reproduce the above copyright | |
10 | notice, this list of conditions and the following disclaimer in | |
11 | the documentation and/or other materials provided with the | |
12 | distribution. | |
13 | * Neither the name of Intel Corporation nor the names of its | |
14 | contributors may be used to endorse or promote products derived | |
15 | from this software without specific prior written permission. | |
16 | ||
17 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
18 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
19 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
20 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
21 | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
22 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
23 | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
24 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
25 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
26 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
27 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
28 | **********************************************************************/ | |
29 | ||
30 | #include <stdio.h> | |
31 | #include <stdlib.h> | |
32 | #include <string.h> | |
33 | #include <stdint.h> | |
34 | #include "crc.h" | |
35 | #include "test.h" | |
36 | ||
37 | #define BLKSIZE (512) | |
38 | ||
39 | //#define CACHED_TEST | |
40 | #ifdef CACHED_TEST | |
41 | // Cached test, loop many times over small dataset | |
42 | # define NBLOCKS 100 | |
9f95a23c TL |
43 | # define TEST_TYPE_STR "_warm" |
44 | #else | |
45 | // Uncached test. Pull from large mem base. | |
46 | # define GT_L3_CACHE 32*1024*1024 /* some number > last level cache */ | |
47 | # define TEST_LEN (2 * GT_L3_CACHE) | |
48 | # define NBLOCKS (TEST_LEN / BLKSIZE) | |
9f95a23c TL |
49 | # define TEST_TYPE_STR "_cold" |
50 | #endif | |
51 | ||
52 | #ifndef TEST_SEED | |
53 | # define TEST_SEED 0x1234 | |
54 | #endif | |
55 | ||
56 | struct blk { | |
57 | uint8_t data[BLKSIZE]; | |
58 | }; | |
59 | ||
60 | struct blk_ext { | |
61 | uint8_t data[BLKSIZE]; | |
62 | uint32_t tag; | |
63 | uint16_t meta; | |
64 | uint16_t crc; | |
65 | }; | |
66 | ||
f67539c2 TL |
67 | void crc16_t10dif_copy_perf(struct blk *blks, struct blk *blkp, struct blk_ext *blks_ext, |
68 | struct blk_ext *blkp_ext, uint16_t * crc) | |
69 | { | |
70 | int i; | |
71 | for (i = 0, blkp = blks, blkp_ext = blks_ext; i < NBLOCKS; i++) { | |
72 | *crc = crc16_t10dif_copy(TEST_SEED, blkp_ext->data, blkp->data, | |
73 | sizeof(blks->data)); | |
74 | blkp_ext->crc = *crc; | |
75 | blkp++; | |
76 | blkp_ext++; | |
77 | } | |
78 | } | |
79 | ||
9f95a23c TL |
80 | int main(int argc, char *argv[]) |
81 | { | |
9f95a23c TL |
82 | uint16_t crc; |
83 | struct blk *blks, *blkp; | |
84 | struct blk_ext *blks_ext, *blkp_ext; | |
f67539c2 | 85 | struct perf start; |
9f95a23c TL |
86 | |
87 | printf("crc16_t10dif_streaming_insert_perf:\n"); | |
88 | ||
89 | if (posix_memalign((void *)&blks, 1024, NBLOCKS * sizeof(*blks))) { | |
90 | printf("alloc error: Fail"); | |
91 | return -1; | |
92 | } | |
93 | if (posix_memalign((void *)&blks_ext, 1024, NBLOCKS * sizeof(*blks_ext))) { | |
94 | printf("alloc error: Fail"); | |
95 | return -1; | |
96 | } | |
97 | ||
98 | printf(" size blk: %ld, blk_ext: %ld, blk data: %ld, stream: %ld\n", | |
99 | sizeof(*blks), sizeof(*blks_ext), sizeof(blks->data), | |
100 | NBLOCKS * sizeof(blks->data)); | |
101 | memset(blks, 0xe5, NBLOCKS * sizeof(*blks)); | |
102 | memset(blks_ext, 0xe5, NBLOCKS * sizeof(*blks_ext)); | |
103 | ||
104 | printf("Start timed tests\n"); | |
105 | fflush(0); | |
106 | ||
107 | // Copy and insert test | |
f67539c2 TL |
108 | BENCHMARK(&start, BENCHMARK_TIME, |
109 | crc16_t10dif_copy_perf(blks, blkp, blks_ext, blkp_ext, &crc)); | |
110 | ||
9f95a23c | 111 | printf("crc16_t10pi_op_copy_insert" TEST_TYPE_STR ": "); |
f67539c2 | 112 | perf_print(start, (long long)sizeof(blks->data) * NBLOCKS); |
9f95a23c TL |
113 | |
114 | printf("finish 0x%x\n", crc); | |
115 | return 0; | |
116 | } |