| 1 | /* Measure memrchr functions. |
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| 2 | Copyright (C) 2013-2022 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #define TEST_MAIN |
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| 20 | #define TEST_NAME "memrchr" |
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| 21 | #include "bench-string.h" |
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| 22 | |
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| 23 | typedef char *(*proto_t) (const char *, int, size_t); |
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| 24 | char *simple_memrchr (const char *, int, size_t); |
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| 25 | |
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| 26 | IMPL (simple_memrchr, 0) |
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| 27 | IMPL (memrchr, 1) |
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| 28 | |
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| 29 | char * |
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| 30 | simple_memrchr (const char *s, int c, size_t n) |
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| 31 | { |
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| 32 | s = s + n; |
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| 33 | while (n--) |
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| 34 | if (*--s == (char) c) |
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| 35 | return (char *) s; |
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| 36 | return NULL; |
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| 37 | } |
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| 38 | |
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| 39 | #define USE_AS_MEMRCHR |
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| 40 | #include "bench-memchr.c" |
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| 41 | |
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