rte_branch_prediction.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2014 Intel Corporation
 */
 
#ifndef _RTE_BRANCH_PREDICTION_H_
#define _RTE_BRANCH_PREDICTION_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef likely
#define likely(x)   __builtin_expect(!!(x), 1)
#endif /* likely */
 
#ifndef unlikely
#define unlikely(x) __builtin_expect(!!(x), 0)
#endif /* unlikely */
 
#ifdef __cplusplus
}
#endif
 
#endif /* _RTE_BRANCH_PREDICTION_H_ */