bitops.h File Reference

#include <linux/compiler.h>
#include <asm-generic/bitops/fls.h>
#include <asm-generic/bitops/__fls.h>
#include <asm-generic/bitops/fls64.h>
#include <asm-generic/bitops/hweight.h>
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/le.h>
#include <asm-generic/bitops/ext2-atomic-setbit.h>

Go to the source code of this file.

Macros
#define	__BITOPS_ALIGN   3
#define	__BITOPS_WORDSIZE   32
#define	__BITOPS_OR   "or"
#define	__BITOPS_AND   "nr"
#define	__BITOPS_XOR   "xr"
#define	__BITOPS_LOOP(__old, __new, __addr, __val, __op_string)
#define	__BITOPS_WORDS(bits)   (((bits)+__BITOPS_WORDSIZE-1)/__BITOPS_WORDSIZE)
#define	__BITOPS_BARRIER()   asm volatile("" : : : "memory")
#define	set_bit_simple(nr, addr)
#define	clear_bit_simple(nr, addr)
#define	change_bit_simple(nr, addr)
#define	__test_and_set_bit(X, Y)   test_and_set_bit_simple(X,Y)
#define	__test_and_clear_bit(X, Y)   test_and_clear_bit_simple(X,Y)
#define	__test_and_change_bit(X, Y)   test_and_change_bit_simple(X,Y)
#define	set_bit   set_bit_simple
#define	clear_bit   clear_bit_simple
#define	change_bit   change_bit_simple
#define	test_and_set_bit   test_and_set_bit_simple
#define	test_and_clear_bit   test_and_clear_bit_simple
#define	test_and_change_bit   test_and_change_bit_simple
#define	test_bit(nr, addr)
#define	find_first_zero_bit   find_first_zero_bit
#define	find_first_bit   find_first_bit
#define	find_next_zero_bit   find_next_zero_bit
#define	find_next_bit   find_next_bit
#define	find_first_zero_bit_le   find_first_zero_bit_le
#define	find_next_zero_bit_le   find_next_zero_bit_le
#define	find_first_bit_le   find_first_bit_le
#define	find_next_bit_le   find_next_bit_le

Variables
const char	_oi_bitmap []
const char	_ni_bitmap []
const char	_zb_findmap []
const char	_sb_findmap []

Macro Definition Documentation

#define __BITOPS_ALIGN   3

Definition at line 64 of file bitops.h.

#define __BITOPS_AND   "nr"

Definition at line 67 of file bitops.h.

#define __BITOPS_BARRIER

(

)

asm volatile("" : : : "memory")

Definition at line 105 of file bitops.h.

#define __BITOPS_LOOP	(		__old,
			__new,
			__addr,
			__val,
			__op_string
	)

Value:

asm volatile(                       \
        "   l   %0,%2\n"            \
        "0: lr  %1,%0\n"            \
        __op_string "   %1,%3\n"            \
        "   cs  %0,%1,%2\n"         \
        "   jl  0b"             \
        : "=&d" (__old), "=&d" (__new),         \
          "=Q" (*(unsigned long *) __addr)      \
        : "d" (__val), "Q" (*(unsigned long *) __addr)  \
        : "cc");

Definition at line 70 of file bitops.h.

#define __BITOPS_OR   "or"

Definition at line 66 of file bitops.h.

#define __BITOPS_WORDS

(

bits

)

(((bits)+__BITOPS_WORDSIZE-1)/__BITOPS_WORDSIZE)

Definition at line 104 of file bitops.h.

#define __BITOPS_WORDSIZE   32

Definition at line 65 of file bitops.h.

#define __BITOPS_XOR   "xr"

Definition at line 68 of file bitops.h.

#define __test_and_change_bit	(		X,
			Y
	)		test_and_change_bit_simple(X,Y)

Definition at line 351 of file bitops.h.

#define __test_and_clear_bit	(		X,
			Y
	)		test_and_clear_bit_simple(X,Y)

Definition at line 332 of file bitops.h.

#define __test_and_set_bit	(		X,
			Y
	)		test_and_set_bit_simple(X,Y)

Definition at line 313 of file bitops.h.

#define change_bit   change_bit_simple

Definition at line 363 of file bitops.h.

#define change_bit_simple	(		nr,
			addr
	)

Value:

(__builtin_constant_p((nr)) ? \
 __constant_change_bit((nr),(addr)) : \
 __change_bit((nr),(addr)) )

Definition at line 291 of file bitops.h.

#define clear_bit   clear_bit_simple

Definition at line 362 of file bitops.h.

#define clear_bit_simple	(		nr,
			addr
	)

Value:

(__builtin_constant_p((nr)) ? \
 __constant_clear_bit((nr),(addr)) : \
 __clear_bit((nr),(addr)) )

Definition at line 264 of file bitops.h.

#define find_first_bit   find_first_bit

Definition at line 641 of file bitops.h.

#define find_first_bit_le   find_first_bit_le

Definition at line 797 of file bitops.h.

#define find_first_zero_bit   find_first_zero_bit

Definition at line 620 of file bitops.h.

#define find_first_zero_bit_le   find_first_zero_bit_le

Definition at line 755 of file bitops.h.

#define find_next_bit   find_next_bit

Definition at line 715 of file bitops.h.

#define find_next_bit_le   find_next_bit_le

Definition at line 827 of file bitops.h.

#define find_next_zero_bit   find_next_zero_bit

Definition at line 678 of file bitops.h.

#define find_next_zero_bit_le   find_next_zero_bit_le

Definition at line 785 of file bitops.h.

#define set_bit   set_bit_simple

Definition at line 361 of file bitops.h.

#define set_bit_simple	(		nr,
			addr
	)

Value:

(__builtin_constant_p((nr)) ? \
 __constant_set_bit((nr),(addr)) : \
 __set_bit((nr),(addr)) )

Definition at line 236 of file bitops.h.

#define test_and_change_bit   test_and_change_bit_simple

Definition at line 366 of file bitops.h.

#define test_and_clear_bit   test_and_clear_bit_simple

Definition at line 365 of file bitops.h.

#define test_and_set_bit   test_and_set_bit_simple

Definition at line 364 of file bitops.h.

#define test_bit	(		nr,
			addr
	)

Value:

(__builtin_constant_p((nr)) ? \
 __constant_test_bit((nr),(addr)) : \
 __test_bit((nr),(addr)) )

Definition at line 390 of file bitops.h.

Variable Documentation

const char _ni_bitmap[]

Definition at line 15 of file bitmap.c.

const char _oi_bitmap[]

Definition at line 12 of file bitmap.c.

const char _sb_findmap[]

Definition at line 37 of file bitmap.c.

const char _zb_findmap[]

Definition at line 18 of file bitmap.c.