| … | |
… | |
| 21 | |
21 | |
| 22 | #ifndef UTIL_H__ |
22 | #ifndef UTIL_H__ |
| 23 | #define UTIL_H__ |
23 | #define UTIL_H__ |
| 24 | |
24 | |
| 25 | #define DEBUG_SALLOC 0 |
25 | #define DEBUG_SALLOC 0 |
| 26 | #define PREFER_MALLOC 1 |
26 | #define PREFER_MALLOC 0 |
| 27 | |
27 | |
| 28 | #if __GNUC__ >= 3 |
28 | #if __GNUC__ >= 3 |
| 29 | # define is_constant(c) __builtin_constant_p (c) |
29 | # define is_constant(c) __builtin_constant_p (c) |
| 30 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
30 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
| 31 | # define prefetch(addr,rw,locality) __builtin_prefetch (addr, rw, locality) |
31 | # define prefetch(addr,rw,locality) __builtin_prefetch (addr, rw, locality) |
