perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type > Class Template Reference

Non-integrals w/o timestamp Partial specialization matching void clocks and non-integral T's. More...

#include <perfc/counter.hpp>

Detailed Description

template<class T>
class perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >

Non-integrals w/o timestamp Partial specialization matching void clocks and non-integral T's.

Satisfies AtomicCounter requirements.

Definition at line 286 of file counter.hpp.

Public Types
using	ClockType = void
using	TimePointType = void
using	ValueType = T
using	CounterType = std::atomic<ValueType>

Public Member Functions
	Counter () noexcept
	Construct with value-initialized T (T())
	Counter (T value) noexcept
	Initialze with provided value.
	Counter (Counter const &)=delete
bool	IsLockFree () const noexcept
	Query if operations are lock free.
void	Store (T value, MemoryOrder order=MemoryOrder::Release) noexcept
	Store value in counter.
ValueType	Load (MemoryOrder order=MemoryOrder::Acquire) const noexcept
	Load value from counter.

Static Public Attributes
static constexpr bool	IS_ALWAYS_LOCK_FREE = CounterType::is_always_lock_free
	Is true if counter is always lock free.

Related Symbols
(Note that these are not member symbols.)
enum	MemoryOrder
	Memory ordering constraints. More...

Member Typedef Documentation

ClockType

template<class T>

using perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::ClockType = void

Definition at line 288 of file counter.hpp.

CounterType

template<class T>

using perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::CounterType = std::atomic<ValueType>

Definition at line 291 of file counter.hpp.

TimePointType

template<class T>

using perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::TimePointType = void

Definition at line 289 of file counter.hpp.

ValueType

template<class T>

using perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::ValueType = T

Definition at line 290 of file counter.hpp.

Constructor & Destructor Documentation

Counter() [1/3]

template<class T>

perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::Counter ( )

inlineexplicitnoexcept

Construct with value-initialized T (T())

Definition at line 300 of file counter.hpp.

Counter() [2/3]

template<class T>

perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::Counter ( T value )

inlineexplicitnoexcept

Initialze with provided value.

Parameters

value

Initial value.

Definition at line 308 of file counter.hpp.

Counter() [3/3]

template<class T>

perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::Counter ( Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type > const & )

delete

Member Function Documentation

IsLockFree()

template<class T>

bool perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::IsLockFree ( ) const

inlinenoexcept

Query if operations are lock free.

Returns

true if operations are lock free.

false otherwise.

Definition at line 318 of file counter.hpp.

Load()

template<class T>

ValueType perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::Load ( MemoryOrder order = MemoryOrder::Acquire ) const

inlinenodiscardnoexcept

Load value from counter.

Parameters

order

Memory order constraints.

Returns

Counter value.

Definition at line 338 of file counter.hpp.

Store()

template<class T>

void perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::Store ( T value, MemoryOrder order = MemoryOrder::Release )

inlinenoexcept

Store value in counter.

Parameters

value	New counter value to store.
order	Memory order constraints.

Definition at line 328 of file counter.hpp.

Friends And Related Symbol Documentation

MemoryOrder

enum MemoryOrder : std::underlying_type_t< std::memory_order >

related

Memory ordering constraints.

Definition at line 81 of file counter.hpp.

Member Data Documentation

IS_ALWAYS_LOCK_FREE

template<class T>

bool perfc::Counter< T, void, typename std::enable_if<!std::is_integral< T >::value >::type >::IS_ALWAYS_LOCK_FREE = CounterType::is_always_lock_free

staticconstexpr

Is true if counter is always lock free.

Definition at line 295 of file counter.hpp.

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

• perfc/src/include/perfc/counter.hpp