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1 | /* |
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2 | * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. |
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3 | * |
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4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
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5 | * |
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6 | * Crossfire TRT is free software; you can redistribute it and/or modify it |
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7 | * under the terms of the GNU General Public License as published by the Free |
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8 | * Software Foundation; either version 2 of the License, or (at your option) |
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9 | * any later version. |
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10 | * |
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11 | * This program is distributed in the hope that it will be useful, but |
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12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 | * for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU General Public License along |
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17 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
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18 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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19 | * |
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20 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
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21 | */ |
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22 | |
1 | #ifndef UTIL_H__ |
23 | #ifndef UTIL_H__ |
2 | #define UTIL_H__ |
24 | #define UTIL_H__ |
3 | |
25 | |
4 | //#define PREFER_MALLOC |
26 | //#define PREFER_MALLOC |
5 | |
27 | |
6 | #if __GNUC__ >= 3 |
28 | #if __GNUC__ >= 3 |
7 | # define is_constant(c) __builtin_constant_p (c) |
29 | # define is_constant(c) __builtin_constant_p (c) |
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30 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
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31 | # define prefetch(addr,rw,locality) __builtin_prefetch (addr, rw, locality) |
8 | #else |
32 | #else |
9 | # define is_constant(c) 0 |
33 | # define is_constant(c) 0 |
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34 | # define expect(expr,value) (expr) |
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35 | # define prefetch(addr,rw,locality) |
10 | #endif |
36 | #endif |
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37 | |
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38 | // put into ifs if you are very sure that the expression |
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39 | // is mostly true or mosty false. note that these return |
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40 | // booleans, not the expression. |
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41 | #define expect_false(expr) expect ((expr) != 0, 0) |
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42 | #define expect_true(expr) expect ((expr) != 0, 1) |
11 | |
43 | |
12 | #include <cstddef> |
44 | #include <cstddef> |
13 | #include <cmath> |
45 | #include <cmath> |
14 | #include <new> |
46 | #include <new> |
15 | #include <vector> |
47 | #include <vector> |