| … | |
… | |
| 28 | |
28 | |
| 29 | #if __GNUC__ >= 3 |
29 | #if __GNUC__ >= 3 |
| 30 | # define is_constant(c) __builtin_constant_p (c) |
30 | # define is_constant(c) __builtin_constant_p (c) |
| 31 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
31 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
| 32 | # define prefetch(addr,rw,locality) __builtin_prefetch (addr, rw, locality) |
32 | # define prefetch(addr,rw,locality) __builtin_prefetch (addr, rw, locality) |
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|
33 | # define noinline __attribute__((__noinline__)) |
| 33 | #else |
34 | #else |
| 34 | # define is_constant(c) 0 |
35 | # define is_constant(c) 0 |
| 35 | # define expect(expr,value) (expr) |
36 | # define expect(expr,value) (expr) |
| 36 | # define prefetch(addr,rw,locality) |
37 | # define prefetch(addr,rw,locality) |
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|
38 | # define noinline |
| 37 | #endif |
39 | #endif |
| 38 | |
40 | |
| 39 | #if __GNUC__ < 4 || (__GNUC__ == 4 || __GNUC_MINOR__ < 4) |
41 | #if __GNUC__ < 4 || (__GNUC__ == 4 || __GNUC_MINOR__ < 4) |
| 40 | # define decltype(x) typeof(x) |
42 | # define decltype(x) typeof(x) |
| 41 | #endif |
43 | #endif |
