Atomic Class Reference

Static Public Member Functions
template<typename T>
static ALWAYS_INLINE bool	cmp_swap (T &ptr, T o, T n)
template<typename T>
static ALWAYS_INLINE T	add (T &ptr, T v)
template<typename T>
static ALWAYS_INLINE T	sub (T &ptr, T v)
template<typename T>
static ALWAYS_INLINE void	set_mask (T &ptr, T v)
template<typename T>
static ALWAYS_INLINE void	clr_mask (T &ptr, T v)
template<typename T>
static ALWAYS_INLINE bool	test_set_bit (T &val, unsigned long bit)
template<typename T>
static ALWAYS_INLINE bool	test_clr_bit (T &val, unsigned long bit)

Member Function Documentation

add()

template<typename T>

ALWAYS_INLINE T Atomic::add ( T & ptr, T v )

inlinestatic

{ return __sync_add_and_fetch (&ptr, v); }

clr_mask()

template<typename T>

ALWAYS_INLINE void Atomic::clr_mask ( T & ptr, T v )

inlinestatic

{ __sync_and_and_fetch (&ptr, ~v); }

cmp_swap()

template<typename T>

ALWAYS_INLINE bool Atomic::cmp_swap ( T & ptr, T o, T n )

inlinestatic

{ return __sync_bool_compare_and_swap (&ptr, o, n); }

set_mask()

template<typename T>

ALWAYS_INLINE void Atomic::set_mask ( T & ptr, T v )

inlinestatic

{ __sync_or_and_fetch (&ptr, v); }

sub()

template<typename T>

ALWAYS_INLINE T Atomic::sub ( T & ptr, T v )

inlinestatic

{ return __sync_sub_and_fetch (&ptr, v); }

test_clr_bit()

template<typename T>

ALWAYS_INLINE bool Atomic::test_clr_bit ( T & val, unsigned long bit )

inlinestatic

        {
            bool ret;
            asm volatile ("lock; btr%z1 %2, %1; setc %0" : "=q" (ret), "+m" (val) : "ir" (bit) : "cc");
            return ret;
        }

test_set_bit()

template<typename T>

ALWAYS_INLINE bool Atomic::test_set_bit ( T & val, unsigned long bit )

inlinestatic

        {
            bool ret;
            asm volatile ("lock; bts%z1 %2, %1; setc %0" : "=q" (ret), "+m" (val) : "ir" (bit) : "cc");
            return ret;
        }

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The documentation for this class was generated from the following file:

• include/atomic.h