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    std::atomic::operator+=,-=,&=,|=,^=

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    <metanoindex/>

     
    C++
     
    Atomique opérations de la bibliothèque
    Types
    Original:
    Types
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    atomic (C++11)
    atomic_is_lock_free (C++11)
    Fonctions
    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)
    Drapeaux atomiques
    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)
    Initialisation
    Original:
    Initialization
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    atomic_init (C++11)
    ATOMIC_VAR_INIT (C++11)
    ATOMIC_FLAG_INIT (C++11)
    Mémoire de la commande
    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)
     
    std::atomic
    Les fonctions membres
    Original:
    Member functions
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    atomic::atomic
    atomic::operator=
    atomic::is_lock_free
    atomic::store
    atomic::load
    atomic::operator T
    atomic::exchange
    atomic::compare_exchange
    Fonctions membres spécialisés
    Original:
    Specialized member functions
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    atomic::fetch_add
    atomic::fetch_sub
    atomic::fetch_and
    atomic::fetch_or
    atomic::fetch_xor
    atomic::operator++
    atomic::operator++(int)
    atomic::operator--
    atomic::operator--(int)
    atomic::operator+=
    atomic::operator-=
    atomic::operator&=
    atomic::operator|=
    atomic::operator^=
     
    <tbody> </tbody>
    T operator+=( T arg ); T operator+=( T arg ) volatile;
    		 (1) (
    seul membre de spécialisation de template atomic<Integral>
    Original:
    member only of atomic<Integral> template specialization
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    )
    (depuis C++11)
    T* operator+=( std::ptrdiff_t arg ); T* operator+=( std::ptrdiff_t arg ) volatile;
    		 (1) (
    seul membre de spécialisation de template atomic<T*>
    Original:
    member only of atomic<T*> template specialization
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    )
    (depuis C++11)
    T operator-=( T arg ); T operator-=( T arg ) volatile;
    		 (2) (
    seul membre de spécialisation de template atomic<Integral>
    Original:
    member only of atomic<Integral> template specialization
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    )
    (depuis C++11)
    T* operator-=( std::ptrdiff_t arg ); T* operator-=( std::ptrdiff_t arg ) volatile;
    		 (2) (
    seul membre de spécialisation de template atomic<T*>
    Original:
    member only of atomic<T*> template specialization
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    )
    (depuis C++11)
    T operator&=( T arg ); T operator&=( T arg ) volatile;
    		 (3) (
    seul membre de spécialisation de template atomic<Integral>
    Original:
    member only of atomic<Integral> template specialization
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    )
    (depuis C++11)
    T operator|=( T arg ); T operator|=( T arg ) volatile;
    		 (4) (
    seul membre de spécialisation de template atomic<Integral>
    Original:
    member only of atomic<Integral> template specialization
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    )
    (depuis C++11)
    T operator^=( T arg ); T operator^=( T arg ) volatile;
    		 (5) (
    seul membre de spécialisation de template atomic<Integral>
    Original:
    member only of atomic<Integral> template specialization
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    )
    (depuis C++11)
    Atomiquement remplace la valeur actuelle du résultat de calcul impliquant la valeur précédente et arg. L'opération est en lecture-modification-écriture .
    Original:
    Atomically replaces the current value with the result of computation involving the previous value and arg. The operation is read-modify-write operation.
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    1)
    Effectue une addition atomique. Equivalent à fetch_add(arg) .
    Original:
    Performs atomic addition. Equivalent to fetch_add(arg).
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    2)
    Effectue une soustraction atomique. Equivalent à fetch_sub(arg) .
    Original:
    Performs atomic subtraction. Equivalent to fetch_sub(arg).
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    3)
    Effectue atomique niveau du bit et. Equivalent à fetch_and(arg) .
    Original:
    Performs atomic bitwise and. Equivalent to fetch_and(arg).
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    4)
    Effectue atomique bit à bit ou. Equivalent à fetch_or(arg) .
    Original:
    Performs atomic bitwise or. Equivalent to fetch_or(arg).
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    5)
    Effectue atomique ou exclusif bit à bit. Equivalent à fetch_xor(arg) .
    Original:
    Performs atomic bitwise exclusive or. Equivalent to fetch_xor(arg).
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    Pour les types de Integral signés, l'arithmétique est défini pour utiliser la représentation en complément à deux. Il
    Original:
    For signed Integral types, arithmetic is defined to use two’s complement representation. There
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    n'y a pas de résultats indéfinis. Pour les types de T*, le résultat peut être une adresse définie, mais les opérations n'ont autrement pas de comportement indéfini .
    Original:
    are no undefined results. For T* types, the result may be an undefined address, but the operations otherwise have no undefined behavior.
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    Paramètres

    arg -
    l'argument en faveur de l'opération arithmétique
    Original:
    the argument for the arithmetic operation
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    Retourne la valeur

    La valeur résultante .
    Original:
    The resulting value.
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    Exceptions

    noexcept specification:  
    <tbody> </tbody>
    noexcept
       (depuis C++11)

    Voir aussi
    incrémente ou décrémente la valeur atomique par une
    Original:
    increments or decrements the atomic value by one
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    (fonction membre publique) [edit]