diff options
Diffstat (limited to 'arch/sparc/include/asm/bitops_64.h')
-rw-r--r-- | arch/sparc/include/asm/bitops_64.h | 49 |
1 files changed, 8 insertions, 41 deletions
diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h index 325e295d60de..29011cc0e4be 100644 --- a/arch/sparc/include/asm/bitops_64.h +++ b/arch/sparc/include/asm/bitops_64.h | |||
@@ -26,61 +26,28 @@ extern void change_bit(unsigned long nr, volatile unsigned long *addr); | |||
26 | #define smp_mb__before_clear_bit() barrier() | 26 | #define smp_mb__before_clear_bit() barrier() |
27 | #define smp_mb__after_clear_bit() barrier() | 27 | #define smp_mb__after_clear_bit() barrier() |
28 | 28 | ||
29 | #include <asm-generic/bitops/ffz.h> | ||
30 | #include <asm-generic/bitops/__ffs.h> | ||
31 | #include <asm-generic/bitops/fls.h> | 29 | #include <asm-generic/bitops/fls.h> |
32 | #include <asm-generic/bitops/__fls.h> | 30 | #include <asm-generic/bitops/__fls.h> |
33 | #include <asm-generic/bitops/fls64.h> | 31 | #include <asm-generic/bitops/fls64.h> |
34 | 32 | ||
35 | #ifdef __KERNEL__ | 33 | #ifdef __KERNEL__ |
36 | 34 | ||
35 | extern int ffs(int x); | ||
36 | extern unsigned long __ffs(unsigned long); | ||
37 | |||
38 | #include <asm-generic/bitops/ffz.h> | ||
37 | #include <asm-generic/bitops/sched.h> | 39 | #include <asm-generic/bitops/sched.h> |
38 | #include <asm-generic/bitops/ffs.h> | ||
39 | 40 | ||
40 | /* | 41 | /* |
41 | * hweightN: returns the hamming weight (i.e. the number | 42 | * hweightN: returns the hamming weight (i.e. the number |
42 | * of bits set) of a N-bit word | 43 | * of bits set) of a N-bit word |
43 | */ | 44 | */ |
44 | 45 | ||
45 | #ifdef ULTRA_HAS_POPULATION_COUNT | 46 | extern unsigned long __arch_hweight64(__u64 w); |
46 | 47 | extern unsigned int __arch_hweight32(unsigned int w); | |
47 | static inline unsigned int __arch_hweight64(unsigned long w) | 48 | extern unsigned int __arch_hweight16(unsigned int w); |
48 | { | 49 | extern unsigned int __arch_hweight8(unsigned int w); |
49 | unsigned int res; | ||
50 | |||
51 | __asm__ ("popc %1,%0" : "=r" (res) : "r" (w)); | ||
52 | return res; | ||
53 | } | ||
54 | |||
55 | static inline unsigned int __arch_hweight32(unsigned int w) | ||
56 | { | ||
57 | unsigned int res; | ||
58 | |||
59 | __asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xffffffff)); | ||
60 | return res; | ||
61 | } | ||
62 | 50 | ||
63 | static inline unsigned int __arch_hweight16(unsigned int w) | ||
64 | { | ||
65 | unsigned int res; | ||
66 | |||
67 | __asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xffff)); | ||
68 | return res; | ||
69 | } | ||
70 | |||
71 | static inline unsigned int __arch_hweight8(unsigned int w) | ||
72 | { | ||
73 | unsigned int res; | ||
74 | |||
75 | __asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xff)); | ||
76 | return res; | ||
77 | } | ||
78 | |||
79 | #else | ||
80 | |||
81 | #include <asm-generic/bitops/arch_hweight.h> | ||
82 | |||
83 | #endif | ||
84 | #include <asm-generic/bitops/const_hweight.h> | 51 | #include <asm-generic/bitops/const_hweight.h> |
85 | #include <asm-generic/bitops/lock.h> | 52 | #include <asm-generic/bitops/lock.h> |
86 | #endif /* __KERNEL__ */ | 53 | #endif /* __KERNEL__ */ |