/*
 * Copyright (c) Hisilicon Technologies Co., Ltd. 2020-2020. All rights reserved.
 * Description: bits.h
 * Author: SmartMedia_BSP
 * Create: 2020-06-23
 */

#ifndef BITSH
#define BITSH

#include <stddef.h>

/* get the '1' count */
int bits_count(uint32 nn);

/* find first bit set. */
int ffs(int nn);

int ffs64(uint64 nn);

#endif /* BITSH */