weak_atomic< T > Class Template Reference

#include <atomicops.h>

Inheritance diagram for weak_atomic< T >:

Collaboration diagram for weak_atomic< T >:

Public Member Functions
AE_NO_TSAN	weak_atomic ()
template<typename U >
AE_NO_TSAN	weak_atomic (U &&x)
AE_NO_TSAN	weak_atomic (weak_atomic const &other)
AE_NO_TSAN	weak_atomic (weak_atomic &&other)
AE_FORCEINLINE	operator T () const AE_NO_TSAN
template<typename U >
AE_FORCEINLINE weak_atomic const &	operator= (U &&x) AE_NO_TSAN
AE_FORCEINLINE weak_atomic const &	operator= (weak_atomic const &other) AE_NO_TSAN
AE_FORCEINLINE T	load () const AE_NO_TSAN
AE_FORCEINLINE T	fetch_add_acquire (T increment) AE_NO_TSAN
AE_FORCEINLINE T	fetch_add_release (T increment) AE_NO_TSAN

Private Attributes
std::atomic< T >	value

Detailed Description

template<typename T>
class weak_atomic< T >

Definition at line 233 of file atomicops.h.

Constructor & Destructor Documentation

weak_atomic() [1/4]

template<typename T >

AE_NO_TSAN weak_atomic< T >::weak_atomic ( )

inline

Definition at line 236 of file atomicops.h.

{ }

weak_atomic() [2/4]

template<typename T >

template<typename U >

AE_NO_TSAN weak_atomic< T >::weak_atomic ( U &&  x )

inline

Definition at line 241 of file atomicops.h.

: value(std::forward<U>(x)) {  }

weak_atomic() [3/4]

template<typename T >

AE_NO_TSAN weak_atomic< T >::weak_atomic ( weak_atomic< T > const &  other )

inline

Definition at line 246 of file atomicops.h.

: value(other.load()) {  }

weak_atomic() [4/4]

template<typename T >

AE_NO_TSAN weak_atomic< T >::weak_atomic ( weak_atomic< T > &&  other )

inline

Definition at line 247 of file atomicops.h.

: value(std::move(other.load())) {  }

Member Function Documentation

fetch_add_acquire()

template<typename T >

AE_FORCEINLINE T weak_atomic< T >::fetch_add_acquire ( T  increment )

inline

Definition at line 304 of file atomicops.h.

  {
    return value.fetch_add(increment, std::memory_order_acquire);
  }

References memory_order_acquire, and weak_atomic< T >::value.

Referenced by spsc_sema::LightweightSemaphore::tryWait(), and spsc_sema::LightweightSemaphore::waitWithPartialSpinning().

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fetch_add_release()

template<typename T >

AE_FORCEINLINE T weak_atomic< T >::fetch_add_release ( T  increment )

inline

Definition at line 309 of file atomicops.h.

  {
    return value.fetch_add(increment, std::memory_order_release);
  }

References memory_order_release, and weak_atomic< T >::value.

Referenced by spsc_sema::LightweightSemaphore::signal(), and spsc_sema::LightweightSemaphore::waitWithPartialSpinning().

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load()

template<typename T >

AE_FORCEINLINE T weak_atomic< T >::load ( ) const

inline

Definition at line 302 of file atomicops.h.

{ return value.load(std::memory_order_relaxed); }

References memory_order_relaxed, and weak_atomic< T >::value.

Referenced by spsc_sema::LightweightSemaphore::availableApprox(), ReaderWriterQueue::inner_enqueue(), weak_atomic< ReaderWriterQueue::Block * >::operator ReaderWriterQueue::Block *(), ReaderWriterQueue::peek(), ReaderWriterQueue::pop(), ReaderWriterQueue::size_approx(), ReaderWriterQueue::try_dequeue(), spsc_sema::LightweightSemaphore::tryWait(), and spsc_sema::LightweightSemaphore::waitWithPartialSpinning().

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operator T()

template<typename T >

AE_FORCEINLINE weak_atomic< T >::operator T ( ) const

inline

Definition at line 252 of file atomicops.h.

{ return load(); }

operator=() [1/2]

template<typename T >

template<typename U >

AE_FORCEINLINE weak_atomic const& weak_atomic< T >::operator= ( U &&  x )

inline

Definition at line 290 of file atomicops.h.

  {
    value.store(std::forward<U>(x), std::memory_order_relaxed);
    return *this;
  }

References memory_order_relaxed, and weak_atomic< T >::value.

operator=() [2/2]

template<typename T >

AE_FORCEINLINE weak_atomic const& weak_atomic< T >::operator= ( weak_atomic< T > const &  other )

inline

Definition at line 296 of file atomicops.h.

  {
    value.store(other.value.load(std::memory_order_relaxed), std::memory_order_relaxed);
    return *this;
  }

References memory_order_relaxed, and weak_atomic< T >::value.

Member Data Documentation

value

template<typename T >

std::atomic<T> weak_atomic< T >::value

private

Definition at line 322 of file atomicops.h.

Referenced by weak_atomic< T >::fetch_add_acquire(), weak_atomic< T >::fetch_add_release(), weak_atomic< T >::load(), and weak_atomic< T >::operator=().

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The documentation for this class was generated from the following file:

• atomicops.h