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/* SPDX-License-Identifier: GPL-2.0 */
/*
* bitops.h: Bit string operations on the V9.
*
* Copyright 1996, 1997 David S. Miller ([email protected])
*/
#ifndef _SPARC64_BITOPS_H
#define _SPARC64_BITOPS_H
#ifndef _LINUX_BITOPS_H
#error only <linux/bitops.h> can be included directly
#endif
#include <linux/compiler.h>
#include <asm/byteorder.h>
#include <asm/barrier.h>
int test_and_set_bit(unsigned long nr, volatile unsigned long *addr);
int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr);
int test_and_change_bit(unsigned long nr, volatile unsigned long *addr);
void set_bit(unsigned long nr, volatile unsigned long *addr);
void clear_bit(unsigned long nr, volatile unsigned long *addr);
void change_bit(unsigned long nr, volatile unsigned long *addr);
int fls(unsigned int word);
int __fls(unsigned long word);
#include <asm-generic/bitops/non-atomic.h>
#include <asm-generic/bitops/fls64.h>
#ifdef __KERNEL__
int ffs(int x);
unsigned long __ffs(unsigned long);
#include <asm-generic/bitops/ffz.h>
#include <asm-generic/bitops/sched.h>
/*
* hweightN: returns the hamming weight (i.e. the number
* of bits set) of a N-bit word
*/
unsigned long __arch_hweight64(__u64 w);
unsigned int __arch_hweight32(unsigned int w);
unsigned int __arch_hweight16(unsigned int w);
unsigned int __arch_hweight8(unsigned int w);
#include <asm-generic/bitops/const_hweight.h>
#include <asm-generic/bitops/lock.h>
#endif /* __KERNEL__ */
#include <asm-generic/bitops/find.h>
#ifdef __KERNEL__
#include <asm-generic/bitops/le.h>
#include <asm-generic/bitops/ext2-atomic-setbit.h>
#endif /* __KERNEL__ */
#endif /* defined(_SPARC64_BITOPS_H) */
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