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std::atomic_fetch_or, std::atomic_fetch_or_explicit

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< cpp‎ | atomic

 
 
Operaciones de biblioteca Atómica
Tipos
Original:
Types
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atomic(C++11)
atomic_is_lock_free(C++11)
Funciones
Original:
Functions
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atomic_store
atomic_store_explicit
(C++11)
(C++11)
atomic_load
atomic_load_explicit
(C++11)
(C++11)
atomic_exchange
atomic_exchange_explicit
(C++11)
(C++11)
atomic_compare_exchange_weak
atomic_compare_exchange_weak_explicit
atomic_compare_exchange_strong
atomic_compare_exchange_strong_explicit
(C++11)
(C++11)
(C++11)
(C++11)
atomic_fetch_add
atomic_fetch_add_explicit
(C++11)
(C++11)
atomic_fetch_sub
atomic_fetch_sub_explicit
(C++11)
(C++11)
atomic_fetch_and
atomic_fetch_and_explicit
(C++11)
(C++11)
atomic_fetch_or
atomic_fetch_or_explicit
(C++11)
(C++11)
atomic_fetch_xor
atomic_fetch_xor_explicit
(C++11)
(C++11)
Banderas atómicas
Original:
Atomic flags
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atomic_flag(C++11)
atomic_flag_test_and_set
atomic_flag_test_and_set_explicit
(C++11)
(C++11)
atomic_flag_clear
atomic_flag_clear_explicit
(C++11)
(C++11)
Inicialización
Original:
Initialization
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atomic_init(C++11)
ATOMIC_VAR_INIT(C++11)
ATOMIC_FLAG_INIT(C++11)
Memoria pedido
Original:
Memory ordering
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memory_order(C++11)
kill_dependency(C++11)
atomic_thread_fence(C++11)
atomic_signal_fence(C++11)
 
Defined in header <atomic>
template< class Integral >
Integral atomic_fetch_or( std::atomic<Integral>* obj, Integral arg );
(1) (desde C++11)
template< class Integral >
Integral atomic_fetch_or( volatile std::atomic<Integral>* obj, Integral arg );
(2) (desde C++11)
template< class Integral >

Integral atomic_fetch_or_explicit( std::atomic<Integral>* obj, Integral arg,

                                   std::memory_order order );
(3) (desde C++11)
template< class Integral >

Integral atomic_fetch_or_explicit( volatile std::atomic<Integral>* obj, Integral arg,

                                   std::memory_order order );
(4) (desde C++11)
1-2)
Atómicamente reemplaza el valor apuntado por arg con el resultado de la operación OR entre el valor antiguo de obj y arg, y devuelve el valor contenido obj anteriormente, como por obj->fetch_and(arg)
Original:
Atomically replaces the value pointed by arg with the result of bitwise OR between the old value of obj and arg, and returns the value obj held previously, as if by obj->fetch_and(arg)
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3-4)
Atómicamente reemplaza el valor apuntado por arg con el resultado de la operación OR entre el valor antiguo de obj y arg, y devuelve el valor contenido obj anteriormente, como por obj->fetch_and(arg, order)
Original:
Atomically replaces the value pointed by arg with the result of bitwise OR between the old value of obj and arg, and returns the value obj held previously, as if by obj->fetch_and(arg, order)
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Contenido

[editar] Parámetros

obj -
puntero al objeto atómico modificar
Original:
pointer to the atomic object to modify
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arg -
el valor de OR bit a bit con el valor almacenado en el objeto atómico
Original:
the value to bitwise OR to the value stored in the atomic object
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order -
sycnhronization la memoria de pedidos para esta operación: todos los valores están permitidos .
Original:
the memory sycnhronization ordering for this operation: all values are permitted.
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[editar] Valor de retorno

El valor retenido previamente por el objeto al que apunta atómica obj
Original:
The value held previously by the atomic object pointed to by obj
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[editar] Excepciones

noexcept specification:  
noexcept
  (desde C++11)

[editar] Posible implementación

template< class T >
typename std::enable_if<std::is_integral<T>::value && !std::is_same<T, bool>::value, T>::type
atomic_fetch_or( std::atomic<T>* obj, T arg );
{
    return obj->fetch_or(arg);
}

[editar] Ejemplo

[editar] Ver también

(C++11)
atomically performs bitwise OR between the argument and the value of the atomic object and obtains the value held previously
(miembro público of std::atomic función) [edit]
reemplaza el objeto atómico con el resultado de la operación lógica AND con un argumento no atómica y obtiene el valor anterior de la atómica
Original:
replaces the atomic object with the result of logical AND with a non-atomic argument and obtains the previous value of the atomic
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(función de plantilla) [edit]
reemplaza el objeto atómico con el resultado de la lógica XOR con un argumento no atómica y obtiene el valor anterior de la atómica
Original:
replaces the atomic object with the result of logical XOR with a non-atomic argument and obtains the previous value of the atomic
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(función de plantilla) [edit]
C documentation for atomic_fetch_or, atomic_fetch_or_explicit