1/*
2 * bitops.h: Bit string operations on the V9.
3 *
4 * Copyright 1996, 1997 David S. Miller (davem@caip.rutgers.edu)
5 */
6
7#ifndef _SPARC64_BITOPS_H
8#define _SPARC64_BITOPS_H
9
10#ifndef _LINUX_BITOPS_H
11#error only <linux/bitops.h> can be included directly
12#endif
13
14#include <linux/compiler.h>
15#include <asm/byteorder.h>
16#include <asm/barrier.h>
17
18int test_and_set_bit(unsigned long nr, volatile unsigned long *addr);
19int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr);
20int test_and_change_bit(unsigned long nr, volatile unsigned long *addr);
21void set_bit(unsigned long nr, volatile unsigned long *addr);
22void clear_bit(unsigned long nr, volatile unsigned long *addr);
23void change_bit(unsigned long nr, volatile unsigned long *addr);
24
25#include <asm-generic/bitops/non-atomic.h>
26
27#include <asm-generic/bitops/fls.h>
28#include <asm-generic/bitops/__fls.h>
29#include <asm-generic/bitops/fls64.h>
30
31#ifdef __KERNEL__
32
33int ffs(int x);
34unsigned long __ffs(unsigned long);
35
36#include <asm-generic/bitops/ffz.h>
37#include <asm-generic/bitops/sched.h>
38
39/*
40 * hweightN: returns the hamming weight (i.e. the number
41 * of bits set) of a N-bit word
42 */
43
44unsigned long __arch_hweight64(__u64 w);
45unsigned int __arch_hweight32(unsigned int w);
46unsigned int __arch_hweight16(unsigned int w);
47unsigned int __arch_hweight8(unsigned int w);
48
49#include <asm-generic/bitops/const_hweight.h>
50#include <asm-generic/bitops/lock.h>
51#endif /* __KERNEL__ */
52
53#include <asm-generic/bitops/find.h>
54
55#ifdef __KERNEL__
56
57#include <asm-generic/bitops/le.h>
58
59#include <asm-generic/bitops/ext2-atomic-setbit.h>
60
61#endif /* __KERNEL__ */
62
63#endif /* defined(_SPARC64_BITOPS_H) */
64