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std::atomic_flag::test_and_set

提供: cppreference.com
< cpp‎ | atomic‎ | atomic flag

 
 
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_flag
メンバ関数
Original:
Member functions
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atomic_flag::atomic_flag
atomic_flag::operator=
atomic_flag::clear
atomic_flag::test_and_set
 
Defined in header <atomic>
bool test_and_set(std::memory_order order = std::memory_order_seq_cst) volatile;
(1) (C++11およびそれ以降)
bool test_and_set(std::memory_order order = std::memory_order_seq_cst);
(2) (C++11およびそれ以降)
アトミックに設定するstd::atomic_flagの状態を変更する(true)、それは前に開催された値を返します.
Original:
Atomically changes the state of a std::atomic_flag to set (true) and returns the value it held before.
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[編集] パラメータ

order -
メモリsycnhronizationは、この操作の順序
Original:
the memory sycnhronization ordering for this operation
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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

アトミックfalseにフラグを設定します
Original:
atomically sets flag to false
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(パブリックメンバ関数) [edit]
アトミックtrueにフラグを設定し、その前の値を返します
Original:
atomically sets the flag to true and returns its previous value
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(関数) [edit]
与えられたアトミック操作用のメモリ順序の制約を定義しています
Original:
defines memory ordering constraints for the given atomic operation
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(typedef) [edit]