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操作

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

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< cpp‎ | atomic‎ | atomic

 
 
アトミック操作ライブラリ
タイプ
Original:
Types
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atomic(C++11)
atomic_is_lock_free(C++11)
機能します
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)
アトミックのフラグ
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)
初期化
Original:
Initialization
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atomic_init(C++11)
ATOMIC_VAR_INIT(C++11)
ATOMIC_FLAG_INIT(C++11)
メモリは発注
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
メンバ関数
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
特殊なメンバ関数
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^=
 
T operator+=( T arg );
T operator+=( T arg ) volatile;
(1) (のみatomic<Integral>テンプレートの特殊化のメンバー)
(C + + 11以来)
T* operator+=( std::ptrdiff_t arg );
T* operator+=( std::ptrdiff_t arg ) volatile;
(1) (のみatomic<T*>テンプレートの特殊化のメンバー)
(C + + 11以来)
T operator-=( T arg );
T operator-=( T arg ) volatile;
(2) (のみatomic<Integral>テンプレートの特殊化のメンバー)
(C + + 11以来)
T* operator-=( std::ptrdiff_t arg );
T* operator-=( std::ptrdiff_t arg ) volatile;
(2) (のみatomic<T*>テンプレートの特殊化のメンバー)
(C + + 11以来)
T operator&=( T arg );
T operator&=( T arg ) volatile;
(3) (のみatomic<Integral>テンプレートの特殊化のメンバー)
(C + + 11以来)
T operator|=( T arg );
T operator|=( T arg ) volatile;
(4) (のみatomic<Integral>テンプレートの特殊化のメンバー)
(C + + 11以来)
T operator^=( T arg );
T operator^=( T arg ) volatile;
(5) (のみatomic<Integral>テンプレートの特殊化のメンバー)
(C + + 11以来)
アトミック前回値とargを含む計算の結果と現在の値を置き換えます。操作は、リード·モディファイ·ライト操作です.
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)
アトミック加算を行う。 fetch_add(arg)に相当.
Original:
Performs atomic addition. Equivalent to fetch_add(arg).
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2)
アトミック減算を実行します。 fetch_sub(arg)に相当.
Original:
Performs atomic subtraction. Equivalent to fetch_sub(arg).
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3)
アトミックビット演算を実行し、。 fetch_and(arg)に相当.
Original:
Performs atomic bitwise and. Equivalent to fetch_and(arg).
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4)
アトミックビット演算を実行するか、または。 fetch_or(arg)に相当.
Original:
Performs atomic bitwise or. Equivalent to fetch_or(arg).
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5)
アトミックビット単位の排他的な行いや。 fetch_xor(arg)に相当.
Original:
Performs atomic bitwise exclusive or. Equivalent to fetch_xor(arg).
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署名Integralタイプの場合、算術演算は2の補数表現を使用するように定義されています。そこ
Original:
For signed Integral types, arithmetic is defined to use two’s complement representation. There
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未定義の結果がありません。 T*タイプの場合、結果は未定義アドレスかもしれませんが、操作はそうしないと未定義の動作を持っていない.
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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目次

[編集] パラメータ

arg -
算術演算のための引数
Original:
the argument for the arithmetic operation
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[編集] 値を返します

結果の値.
Original:
The resulting value.
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[編集] 例外

noexcept specification:  
noexcept
  (C + + 11以来)

[編集] も参照してください

増分または減分ずつの原子値
Original:
increments or decrements the atomic value by one
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(パブリックメンバ関数) [edit]