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97020474 | 1 | /* Measure strpbrk functions. |
6d7e8eda | 2 | Copyright (C) 2013-2023 Free Software Foundation, Inc. |
97020474 SP |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
97020474 | 18 | |
90d3320d WD |
19 | #define BIG_CHAR MAX_CHAR |
20 | ||
f0ba6598 | 21 | #ifndef WIDE |
f0ba6598 SL |
22 | # define SMALL_CHAR 127 |
23 | #else | |
f0ba6598 SL |
24 | # define SMALL_CHAR 1273 |
25 | #endif /* WIDE */ | |
26 | ||
97020474 SP |
27 | #ifndef STRPBRK_RESULT |
28 | # define STRPBRK_RESULT(s, pos) ((s)[(pos)] ? (s) + (pos) : NULL) | |
f0ba6598 | 29 | # define RES_TYPE CHAR * |
97020474 | 30 | # define TEST_MAIN |
f0ba6598 SL |
31 | # ifndef WIDE |
32 | # define TEST_NAME "strpbrk" | |
33 | # else | |
34 | # define TEST_NAME "wcspbrk" | |
35 | # endif /* WIDE */ | |
97020474 SP |
36 | # include "bench-string.h" |
37 | ||
f0ba6598 | 38 | typedef CHAR *(*proto_t) (const CHAR *, const CHAR *); |
f0ba6598 | 39 | |
f0ba6598 SL |
40 | IMPL (STRPBRK, 1) |
41 | ||
f0ba6598 | 42 | #endif /* !STRPBRK_RESULT */ |
97020474 | 43 | |
4ed0347a NG |
44 | #include "json-lib.h" |
45 | ||
97020474 | 46 | static void |
4ed0347a NG |
47 | do_one_test (json_ctx_t *json_ctx, impl_t *impl, const CHAR *s, |
48 | const CHAR *rej, RES_TYPE exp_res) | |
97020474 SP |
49 | { |
50 | RES_TYPE res = CALL (impl, s, rej); | |
5de15088 | 51 | size_t i, iters = INNER_LOOP_ITERS8 / CHARBYTES; |
44558701 WN |
52 | timing_t start, stop, cur; |
53 | ||
97020474 SP |
54 | if (res != exp_res) |
55 | { | |
56 | error (0, 0, "Wrong result in function %s %p %p", impl->name, | |
57 | (void *) res, (void *) exp_res); | |
58 | ret = 1; | |
59 | return; | |
60 | } | |
61 | ||
44558701 WN |
62 | TIMING_NOW (start); |
63 | for (i = 0; i < iters; ++i) | |
97020474 | 64 | { |
44558701 WN |
65 | CALL (impl, s, rej); |
66 | } | |
67 | TIMING_NOW (stop); | |
97020474 | 68 | |
44558701 | 69 | TIMING_DIFF (cur, start, stop); |
97020474 | 70 | |
4ed0347a | 71 | json_element_double (json_ctx, (double)cur / (double)iters); |
97020474 SP |
72 | } |
73 | ||
74 | static void | |
4ed0347a NG |
75 | do_test (json_ctx_t *json_ctx, size_t align1, size_t align2, size_t pos, |
76 | size_t len) | |
97020474 SP |
77 | { |
78 | size_t i; | |
79 | int c; | |
80 | RES_TYPE result; | |
f0ba6598 | 81 | CHAR *rej, *s; |
97020474 | 82 | |
4ed0347a NG |
83 | align1 &= 7; |
84 | if ((align1 + pos + 10) * sizeof (CHAR) >= page_size || len > 240) | |
85 | return; | |
86 | if ((align2 + len) * sizeof (CHAR) >= page_size) | |
97020474 SP |
87 | return; |
88 | ||
4ed0347a NG |
89 | rej = (CHAR *) (buf2) + align2; |
90 | s = (CHAR *) (buf1) + align1; | |
97020474 SP |
91 | |
92 | for (i = 0; i < len; ++i) | |
93 | { | |
f0ba6598 | 94 | rej[i] = random () & BIG_CHAR; |
97020474 | 95 | if (!rej[i]) |
f0ba6598 | 96 | rej[i] = random () & BIG_CHAR; |
97020474 | 97 | if (!rej[i]) |
f0ba6598 | 98 | rej[i] = 1 + (random () & SMALL_CHAR); |
97020474 SP |
99 | } |
100 | rej[len] = '\0'; | |
f0ba6598 SL |
101 | for (c = 1; c <= BIG_CHAR; ++c) |
102 | if (STRCHR (rej, c) == NULL) | |
97020474 SP |
103 | break; |
104 | ||
105 | for (i = 0; i < pos; ++i) | |
106 | { | |
f0ba6598 SL |
107 | s[i] = random () & BIG_CHAR; |
108 | if (STRCHR (rej, s[i])) | |
97020474 | 109 | { |
f0ba6598 SL |
110 | s[i] = random () & BIG_CHAR; |
111 | if (STRCHR (rej, s[i])) | |
97020474 SP |
112 | s[i] = c; |
113 | } | |
114 | } | |
115 | s[pos] = rej[random () % (len + 1)]; | |
116 | if (s[pos]) | |
117 | { | |
118 | for (i = pos + 1; i < pos + 10; ++i) | |
f0ba6598 | 119 | s[i] = random () & BIG_CHAR; |
97020474 SP |
120 | s[i] = '\0'; |
121 | } | |
122 | result = STRPBRK_RESULT (s, pos); | |
123 | ||
4ed0347a NG |
124 | json_element_object_begin (json_ctx); |
125 | json_attr_uint (json_ctx, "len", len); | |
126 | json_attr_uint (json_ctx, "pos", pos); | |
127 | json_attr_uint (json_ctx, "align1", align1); | |
128 | json_attr_uint (json_ctx, "align2", align2); | |
129 | json_array_begin (json_ctx, "timings"); | |
97020474 SP |
130 | |
131 | FOR_EACH_IMPL (impl, 0) | |
4ed0347a | 132 | do_one_test (json_ctx, impl, s, rej, result); |
97020474 | 133 | |
4ed0347a NG |
134 | json_array_end (json_ctx); |
135 | json_element_object_end (json_ctx); | |
97020474 SP |
136 | } |
137 | ||
138 | int | |
139 | test_main (void) | |
140 | { | |
4ed0347a | 141 | json_ctx_t json_ctx; |
97020474 SP |
142 | size_t i; |
143 | ||
144 | test_init (); | |
145 | ||
4ed0347a NG |
146 | json_init (&json_ctx, 0, stdout); |
147 | ||
148 | json_document_begin (&json_ctx); | |
149 | json_attr_string (&json_ctx, "timing_type", TIMING_TYPE); | |
150 | ||
151 | json_attr_object_begin (&json_ctx, "functions"); | |
152 | json_attr_object_begin (&json_ctx, TEST_NAME); | |
153 | json_attr_string (&json_ctx, "bench-variant", ""); | |
154 | ||
155 | json_array_begin (&json_ctx, "ifuncs"); | |
97020474 | 156 | FOR_EACH_IMPL (impl, 0) |
4ed0347a NG |
157 | json_element_string (&json_ctx, impl->name); |
158 | json_array_end (&json_ctx); | |
159 | ||
160 | json_array_begin (&json_ctx, "results"); | |
161 | ||
97020474 SP |
162 | |
163 | for (i = 0; i < 32; ++i) | |
164 | { | |
4ed0347a NG |
165 | do_test (&json_ctx, 0, 0, 512, i); |
166 | do_test (&json_ctx, i, 0, 512, i); | |
167 | do_test (&json_ctx, 0, i, 512, i); | |
168 | do_test (&json_ctx, i, i, 512, i); | |
169 | ||
97020474 SP |
170 | } |
171 | ||
172 | for (i = 1; i < 8; ++i) | |
173 | { | |
4ed0347a NG |
174 | do_test (&json_ctx, 0, 0, 16 << i, 4); |
175 | do_test (&json_ctx, i, 0, 16 << i, 4); | |
176 | do_test (&json_ctx, 0, i, 16 << i, 4); | |
177 | do_test (&json_ctx, i, i, 16 << i, 4); | |
97020474 SP |
178 | } |
179 | ||
180 | for (i = 1; i < 8; ++i) | |
4ed0347a NG |
181 | { |
182 | do_test (&json_ctx, i, 0, 64, 10); | |
183 | do_test (&json_ctx, i, i, 64, 10); | |
184 | } | |
97020474 SP |
185 | |
186 | for (i = 0; i < 64; ++i) | |
4ed0347a NG |
187 | { |
188 | do_test (&json_ctx, 0, 0, i, 6); | |
189 | do_test (&json_ctx, 0, i, i, 6); | |
190 | } | |
191 | ||
192 | json_array_end (&json_ctx); | |
193 | json_attr_object_end (&json_ctx); | |
194 | json_attr_object_end (&json_ctx); | |
195 | json_document_end (&json_ctx); | |
97020474 SP |
196 | |
197 | return ret; | |
198 | } | |
199 | ||
b598e134 | 200 | #include <support/test-driver.c> |