DPDK  16.11.9
rte_branch_prediction.h
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33 
39 #ifndef _RTE_BRANCH_PREDICTION_H_
40 #define _RTE_BRANCH_PREDICTION_H_
41 
52 #ifndef likely
53 #define likely(x) __builtin_expect((x),1)
54 #endif /* likely */
55 
66 #ifndef unlikely
67 #define unlikely(x) __builtin_expect((x),0)
68 #endif /* unlikely */
69 
70 #endif /* _RTE_BRANCH_PREDICTION_H_ */