hweight.h

来自「Axis 221 camera embedded programing inte」· C头文件 代码 · 共 12 行

#ifndef _ASM_GENERIC_BITOPS_HWEIGHT_H_
#define _ASM_GENERIC_BITOPS_HWEIGHT_H_

#include <asm/types.h>

extern unsigned int hweight32(unsigned int w);
extern unsigned int hweight16(unsigned int w);
extern unsigned int hweight8(unsigned int w);
extern unsigned long hweight64(__u64 w);

#endif /* _ASM_GENERIC_BITOPS_HWEIGHT_H_ */