bionic/libc/kernel/arch-x86/asm/bitops_32.h

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/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef _I386_BITOPS_H
#define _I386_BITOPS_H
#ifndef _LINUX_BITOPS_H
#error only <linux/bitops.h> can be included directly
#endif
#include <linux/compiler.h>
#include <asm/alternative.h>
#define ADDR (*(volatile long *) addr)
#define smp_mb__before_clear_bit() barrier()
#define smp_mb__after_clear_bit() barrier()
#define test_bit(nr,addr) (__builtin_constant_p(nr) ? constant_test_bit((nr),(addr)) : variable_test_bit((nr),(addr)))
#undef ADDR
#include <asm-generic/bitops/fls64.h>
#endif