Espaços nominais
Variantes
Acções

atomic_load, atomic_load_explicit

Da cppreference.com
< c‎ | atomic

 
 
Biblioteca operações atômica
Tipos
Original:
Types
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memory_order
atomic_flag
Macros
Original:
Macros
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ATOMIC_***_LOCK_FREE
ATOMIC_FLAG_INIT
ATOMIC_VAR_INIT
kill_dependency
Funções
Original:
Functions
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atomic_flag_test_and_set
atomic_flag_clear
atomic_init
atomic_is_lock_free
atomic_store
atomic_load
atomic_exchange
atomic_compare_exchange
atomic_fetch_add
atomic_fetch_sub
atomic_fetch_or
atomic_fetch_xor
atomic_fetch_and
atomic_thread_fence
atomic_signal_fence
 
Defined in header <stdatomic.h>
void atomic_store( volatile A* obj , C desired);
(1)
void atomic_store_explicit( volatile A* obj, C desired, memory_order order );
(2)
Atomicamente substitui o valor da variável atómica apontado por obj com desired. A operação é uma operação wrire atômica.
Original:
Atomically replaces the value of the atomic variable pointed to by obj with desired. The operation is atomic wrire operation.
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A primeira versão de memória acessa ordens de acordo com memory_order_seq_cst, a segunda versão de memória acessa ordens de acordo com order. order deve ser um dos memory_order_relaxed, memory_order_release ou memory_order_seq_cst. Caso contrário, o comportamento é indefinido.
Original:
The first version orders memory accesses according to memory_order_seq_cst, the second version orders memory accesses according to order. order must be one of memory_order_relaxed, memory_order_release or memory_order_seq_cst. Otherwise the behavior is undefined.
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Esta é uma função genérica definida para todos os tipos de objectos atómicos. A é o tipo de um objeto atômico, C é do tipo não-atômica correspondente a A.
Original:
This is a função genérica defined for all atomic object types. A is the type of an atomic object, C is the non-atomic type corresponding to A.
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[editar] Parâmetros

obj -
ponteiro para o objeto atômico modificar
Original:
pointer to the atomic object to modify
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order -
a sincronização de memória de ordenação para esta operação
Original:
the memory synchronization ordering for this operation
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[editar] Valor de retorno

(Nenhum)
Original:
(none)
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[editar] Veja também

lê um valor de um objeto atômico
Original:
reads a value from an atomic object
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(função) [edit]
C++ documentation for atomic_store, atomic_store_explicit