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atomic_load, atomic_load_explicit

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< c‎ | atomic

 
 
Atomare Operationen Bibliothek
Types
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Types
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memory_order
atomic_flag
Makros
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Macros
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ATOMIC_***_LOCK_FREE
ATOMIC_FLAG_INIT
ATOMIC_VAR_INIT
kill_dependency
Funktionen
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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)
Atomar ersetzt den Wert des atomaren Variable, auf die durch obj mit desired. Die Operation ist atomar wrire Betrieb .
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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Die erste Version Bestellungen Speicher zugreift nach memory_order_seq_cst, greift die zweite Version Bestellungen Speicher gemäß order. order muss eine memory_order_relaxed sein, memory_order_release oder memory_order_seq_cst. Ansonsten ist das Verhalten undefiniert ist .
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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Dies ist ein für alle atomaren generische Funktion Objekttypen definiert. A ist der Typ eines atomaren Objekt, ist das nicht-C Atomtyp entsprechend A .
Original:
This is a generische Funktion 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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[Bearbeiten] Parameter

obj -
Zeiger auf den atomaren Objekts zu ändern
Original:
pointer to the atomic object to modify
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order -
der Speicher-Synchronisation Bestellung für diesen Vorgang
Original:
the memory synchronization ordering for this operation
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[Bearbeiten] Rückgabewert

(None)
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(none)
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[Bearbeiten] Siehe auch

liest einen Wert aus einer atomaren Objekt
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reads a value from an atomic object
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(Funktion) [edit]
C++ documentation for atomic_store, atomic_store_explicit