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Fix several build warnings on sparc.

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/

	* sysdeps/unix/sysv/linux/sparc/sparc64/get_clockfreq.c
	(set_obp_int): New function.
	(get_obp_int): New function.
	(__get_clockfreq_via_dev_openprom): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sysdep.h (INTERNAL_SYSCALL_ERROR_P): Avoid
	unused variable warnings on 'val' and use builtin_expect.
	(INLINE_SYSCALL): Don't wrap INTERNAL_SYSCALL_ERROR_P with builtin_expect.
	(INLINE_CLONE_SYSCALL): Likewise.

nptl/

	* sysdeps/unix/sysv/linux/sparc/sem_post.c (__new_sem_post): Use
	atomic_increment and remove unused local variable.
	(__old_sem_post): Likewise.
This commit is contained in:
David S. Miller
2012-03-06 11:15:26 -08:00
parent f3caba873e
commit e92584001a
5 changed files with 47 additions and 13 deletions
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7
sysdeps/unix/sysv/linux/sparc/sysdep.h
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@ -23,7 +23,7 @@
#define INLINE_SYSCALL(name, nr, args...) \
({ INTERNAL_SYSCALL_DECL(err); \
unsigned int resultvar = INTERNAL_SYSCALL(name, err, nr, args); \
if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (resultvar, err), 0)) \
if (INTERNAL_SYSCALL_ERROR_P (resultvar, err)) \
{ \
__set_errno (INTERNAL_SYSCALL_ERRNO (resultvar, err)); \
resultvar = 0xffffffff; \
@ -44,7 +44,8 @@
inline_syscall##nr(__SYSCALL_STRING, err, name, args)
#undef INTERNAL_SYSCALL_ERROR_P
#define INTERNAL_SYSCALL_ERROR_P(val, err) ((err) != 0)
#define INTERNAL_SYSCALL_ERROR_P(val, err) \
((void) (val), __builtin_expect((err) != 0, 0))
#undef INTERNAL_SYSCALL_ERRNO
#define INTERNAL_SYSCALL_ERRNO(val, err) (-(val))
@ -152,7 +153,7 @@
"0" (__g1), "1" (__o0), "2" (__o1), \
"r" (__o2), "r" (__o3), "r" (__o4) : \
__SYSCALL_CLOBBERS); \
if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (__o0, __g1), 0)) \
if (INTERNAL_SYSCALL_ERROR_P (__o0, __g1)) \
{ \
__set_errno (INTERNAL_SYSCALL_ERRNO (__o0, __g1)); \
__o0 = -1L; \