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Add general-use branch-prediction macros

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Aaron Culliney 2015-01-23 23:34:03 -08:00
parent b8c44b81ab
commit b4516b49df
1 changed files with 4 additions and 0 deletions
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4
src/common.h
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@ -203,4 +203,8 @@ extern FILE *error_log;
} while (0)
#endif
// branch prediction
#define LIKELY(x) __builtin_expect((x), true)
#define UNLIKELY(x) __builtin_expect((x), false)
#endif // whole file