]>
Commit | Line | Data |
---|---|---|
97020474 | 1 | /* Measure strpbrk functions. |
04277e02 | 2 | Copyright (C) 2013-2019 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 | |
17 | <http://www.gnu.org/licenses/>. */ | |
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 | # ifndef WIDE |
f0ba6598 | 39 | # define SIMPLE_STRPBRK simple_strpbrk |
f0ba6598 | 40 | # else |
f0ba6598 | 41 | # define SIMPLE_STRPBRK simple_wcspbrk |
f0ba6598 SL |
42 | # endif /* WIDE */ |
43 | ||
44 | typedef CHAR *(*proto_t) (const CHAR *, const CHAR *); | |
45 | CHAR *SIMPLE_STRPBRK (const CHAR *, const CHAR *); | |
f0ba6598 | 46 | |
f0ba6598 SL |
47 | IMPL (SIMPLE_STRPBRK, 0) |
48 | IMPL (STRPBRK, 1) | |
49 | ||
50 | CHAR * | |
51 | SIMPLE_STRPBRK (const CHAR *s, const CHAR *rej) | |
97020474 | 52 | { |
f0ba6598 SL |
53 | const CHAR *r; |
54 | CHAR c; | |
97020474 SP |
55 | |
56 | while ((c = *s++) != '\0') | |
57 | for (r = rej; *r != '\0'; ++r) | |
58 | if (*r == c) | |
f0ba6598 | 59 | return (CHAR *) s - 1; |
97020474 SP |
60 | return NULL; |
61 | } | |
62 | ||
f0ba6598 | 63 | #endif /* !STRPBRK_RESULT */ |
97020474 SP |
64 | |
65 | static void | |
f0ba6598 | 66 | do_one_test (impl_t *impl, const CHAR *s, const CHAR *rej, RES_TYPE exp_res) |
97020474 SP |
67 | { |
68 | RES_TYPE res = CALL (impl, s, rej); | |
44558701 WN |
69 | size_t i, iters = INNER_LOOP_ITERS; |
70 | timing_t start, stop, cur; | |
71 | ||
97020474 SP |
72 | if (res != exp_res) |
73 | { | |
74 | error (0, 0, "Wrong result in function %s %p %p", impl->name, | |
75 | (void *) res, (void *) exp_res); | |
76 | ret = 1; | |
77 | return; | |
78 | } | |
79 | ||
44558701 WN |
80 | TIMING_NOW (start); |
81 | for (i = 0; i < iters; ++i) | |
97020474 | 82 | { |
44558701 WN |
83 | CALL (impl, s, rej); |
84 | } | |
85 | TIMING_NOW (stop); | |
97020474 | 86 | |
44558701 | 87 | TIMING_DIFF (cur, start, stop); |
97020474 | 88 | |
44558701 | 89 | TIMING_PRINT_MEAN ((double) cur, (double) iters); |
97020474 SP |
90 | } |
91 | ||
92 | static void | |
93 | do_test (size_t align, size_t pos, size_t len) | |
94 | { | |
95 | size_t i; | |
96 | int c; | |
97 | RES_TYPE result; | |
f0ba6598 | 98 | CHAR *rej, *s; |
97020474 SP |
99 | |
100 | align &= 7; | |
f0ba6598 | 101 | if ((align + pos + 10) * sizeof (CHAR) >= page_size || len > 240) |
97020474 SP |
102 | return; |
103 | ||
f0ba6598 SL |
104 | rej = (CHAR *) (buf2) + (random () & 255); |
105 | s = (CHAR *) (buf1) + align; | |
97020474 SP |
106 | |
107 | for (i = 0; i < len; ++i) | |
108 | { | |
f0ba6598 | 109 | rej[i] = random () & BIG_CHAR; |
97020474 | 110 | if (!rej[i]) |
f0ba6598 | 111 | rej[i] = random () & BIG_CHAR; |
97020474 | 112 | if (!rej[i]) |
f0ba6598 | 113 | rej[i] = 1 + (random () & SMALL_CHAR); |
97020474 SP |
114 | } |
115 | rej[len] = '\0'; | |
f0ba6598 SL |
116 | for (c = 1; c <= BIG_CHAR; ++c) |
117 | if (STRCHR (rej, c) == NULL) | |
97020474 SP |
118 | break; |
119 | ||
120 | for (i = 0; i < pos; ++i) | |
121 | { | |
f0ba6598 SL |
122 | s[i] = random () & BIG_CHAR; |
123 | if (STRCHR (rej, s[i])) | |
97020474 | 124 | { |
f0ba6598 SL |
125 | s[i] = random () & BIG_CHAR; |
126 | if (STRCHR (rej, s[i])) | |
97020474 SP |
127 | s[i] = c; |
128 | } | |
129 | } | |
130 | s[pos] = rej[random () % (len + 1)]; | |
131 | if (s[pos]) | |
132 | { | |
133 | for (i = pos + 1; i < pos + 10; ++i) | |
f0ba6598 | 134 | s[i] = random () & BIG_CHAR; |
97020474 SP |
135 | s[i] = '\0'; |
136 | } | |
137 | result = STRPBRK_RESULT (s, pos); | |
138 | ||
44558701 | 139 | printf ("Length %4zd, alignment %2zd, rej len %2zd:", pos, align, len); |
97020474 SP |
140 | |
141 | FOR_EACH_IMPL (impl, 0) | |
142 | do_one_test (impl, s, rej, result); | |
143 | ||
44558701 | 144 | putchar ('\n'); |
97020474 SP |
145 | } |
146 | ||
147 | int | |
148 | test_main (void) | |
149 | { | |
150 | size_t i; | |
151 | ||
152 | test_init (); | |
153 | ||
154 | printf ("%32s", ""); | |
155 | FOR_EACH_IMPL (impl, 0) | |
156 | printf ("\t%s", impl->name); | |
157 | putchar ('\n'); | |
158 | ||
159 | for (i = 0; i < 32; ++i) | |
160 | { | |
161 | do_test (0, 512, i); | |
162 | do_test (i, 512, i); | |
163 | } | |
164 | ||
165 | for (i = 1; i < 8; ++i) | |
166 | { | |
167 | do_test (0, 16 << i, 4); | |
168 | do_test (i, 16 << i, 4); | |
169 | } | |
170 | ||
171 | for (i = 1; i < 8; ++i) | |
172 | do_test (i, 64, 10); | |
173 | ||
174 | for (i = 0; i < 64; ++i) | |
175 | do_test (0, i, 6); | |
176 | ||
177 | return ret; | |
178 | } | |
179 | ||
b598e134 | 180 | #include <support/test-driver.c> |