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Provide ffs() and ffsl() via builtins

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This commit is contained in:
Sebastian Huber 2015-10-30 14:14:46 +01:00
parent 293fefa43e
commit 524990c2ab
1 changed files with 5 additions and 0 deletions
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5
freebsd/sys/sys/libkern.h
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@ -88,12 +88,17 @@ void arc4rand(void *ptr, u_int len, int reseed);
int bcmp(const void *, const void *, size_t); int bcmp(const void *, const void *, size_t);
void *bsearch(const void *, const void *, size_t, void *bsearch(const void *, const void *, size_t,
size_t, int (*)(const void *, const void *)); size_t, int (*)(const void *, const void *));
#ifndef __rtems__
#ifndef HAVE_INLINE_FFS #ifndef HAVE_INLINE_FFS
int ffs(int); int ffs(int);
#endif #endif
#ifndef HAVE_INLINE_FFSL #ifndef HAVE_INLINE_FFSL
int ffsl(long); int ffsl(long);
#endif #endif
#else /* __rtems__ */
#define ffs(_x) __builtin_ffs((unsigned int)(_x))
#define ffsl(_x) __builtin_ffsl((unsigned long)(_x))
#endif /* __rtems__ */
#ifndef HAVE_INLINE_FLS #ifndef HAVE_INLINE_FLS
int fls(int); int fls(int);
#endif #endif