Atomic_md Namespace Reference

Functions
uint32_t	compare_and_swap (volatile uint32_t *p, uint32_t oldval, uint32_t newval)
	An atomic compare and swap for 32-bit integer values. More...
uint64_t	compare_and_swap (volatile uint64_t *p, uint64_t oldval, uint64_t newval)
	An atomic compare and swap for 64-bit integer values. More...
void	memory_barrier (void)
	A memory barrier. More...
void	write_memory_barrier (void)
	A write memory barrier. More...
void	instruction_barrier (void)
	An instruction barrier. More...

Function Documentation

uint32_t Atomic_md::compare_and_swap ( volatile uint32_t *  p, uint32_t  oldval, uint32_t  newval  )

inline

An atomic compare and swap for 32-bit integer values.

Parameters

p	Pointer to memory address.
oldval	Old value to be expected.
newval	New value to be stored.

Returns

value of the memory location before the store

Definition at line 48 of file md-atomic.hpp.

uint64_t Atomic_md::compare_and_swap ( volatile uint64_t *  p, uint64_t  oldval, uint64_t  newval  )

inline

An atomic compare and swap for 64-bit integer values.

Parameters

p	Pointer to memory address.
oldval	Old value to be expected.
newval	New value to be stored.

Returns

value of the memory location before the store

Definition at line 79 of file md-atomic.hpp.

void Atomic_md::instruction_barrier ( void  )

inline

An instruction barrier.

An instruction memory barrier.

Definition at line 124 of file md-atomic.hpp.

void Atomic_md::memory_barrier ( void  )

inline

A memory barrier.

Definition at line 104 of file md-atomic.hpp.

void Atomic_md::write_memory_barrier ( void  )

inline

A write memory barrier.

Definition at line 114 of file md-atomic.hpp.