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std::atomic::load

提供: cppreference.com
< 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 load( memory_order = std::memory_order_seq_cst ) const;
(C++11およびそれ以降)
T load( memory_order = std::memory_order_seq_cst ) const volatile;
(C++11およびそれ以降)
アトミックロードおよびアトミック変数の現在の値を返します。メモリはmemory_orderの値に応じて影響を受けている.
Original:
Atomically loads and returns the current value of the atomic variable. Memory is affected according to the value of memory_order.
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memory_orderstd::memory_order_relaxedのいずれかである必要があり、std::memory_order_consumestd::memory_order_acquireまたはstd::memory_order_seq_cst。それ以外の場合の挙動は未定義です.
Original:
memory_order must be one of std::memory_order_relaxed, std::memory_order_consume, std::memory_order_acquire or std::memory_order_seq_cst. Otherwise the behavior is undefined.
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目次

[編集] パラメータ

memory_order -
メモリ順序の制約が実施します
Original:
memory order constraints to enforce
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[編集] 値を返します

アトミック変数の現在の値.
Original:
The current value of the atomic variable.
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[編集] 例外

noexcept specification:  
noexcept
  (C++11およびそれ以降)

[編集] も参照してください

原子オブジェクトから値をロードします
Original:
loads a value from an atomic object
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(パブリックメンバ関数) [edit]
アトミックアトミックオブジェクトに格納されている値を取得します
Original:
atomically obtains the value stored in an atomic object
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(関数テンプレート) [edit]