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libkern.h: Avoid conflict with <strings.h>

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This commit is contained in:
Sebastian Huber 2017-07-10 08:24:56 +02:00
parent e3e88e1d86
commit 127296ce97
1 changed files with 13 additions and 2 deletions
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15
freebsd/sys/sys/libkern.h
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@ -164,18 +164,29 @@ int flsll(long long);
#define ffsl(_x) __builtin_ffsl((unsigned long)(_x)) #define ffsl(_x) __builtin_ffsl((unsigned long)(_x))
static inline int static inline int
fls(int x) builtin_fls(int x)
{ {
return (x != 0 ? sizeof(x) * 8 - __builtin_clz((unsigned int)x) : 0); return (x != 0 ? sizeof(x) * 8 - __builtin_clz((unsigned int)x) : 0);
} }
static inline int static inline int
flsl(long x) builtin_flsl(long x)
{ {
return (x != 0 ? sizeof(x) * 8 - __builtin_clzl((unsigned long)x) : 0); return (x != 0 ? sizeof(x) * 8 - __builtin_clzl((unsigned long)x) : 0);
} }
static inline int
builtin_flsll(long long x)
{
return (x != 0 ? sizeof(x) * 8 - __builtin_clzll((unsigned long long)x) : 0);
}
#define fls(_x) builtin_fls(_x)
#define flsl(_x) builtin_flsl(_x)
#define flsll(_x) builtin_flsll(_x)
#endif /* __rtems__ */ #endif /* __rtems__ */
#define bitcount64(x) __bitcount64((uint64_t)(x)) #define bitcount64(x) __bitcount64((uint64_t)(x))
#define bitcount32(x) __bitcount32((uint32_t)(x)) #define bitcount32(x) __bitcount32((uint32_t)(x))