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uninitialized_default_construct
uninitialized_value_construct
for single items.
This commit is contained in:
jwellbelove 2017-02-17 11:21:21 +00:00
parent f180f63d94
commit 9300b00646
1 changed files with 90 additions and 3 deletions
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93
src/memory.h
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@ -56,7 +56,7 @@ namespace etl
//*****************************************************************************
template <typename TOutputIterator, typename T>
typename etl::enable_if<etl::has_trivial_constructor<typename std::iterator_traits<TOutputIterator>::value_type>::value, TOutputIterator>::type
uninitialized_fill(TOutputIterator o_begin, TOutputIterator o_end, T value)
uninitialized_fill(TOutputIterator o_begin, TOutputIterator o_end, const T& value)
{
std::fill(o_begin, o_end, value);
@ -89,7 +89,7 @@ namespace etl
//*****************************************************************************
template <typename TOutputIterator, typename T, typename TCounter>
typename etl::enable_if<etl::has_trivial_constructor<typename std::iterator_traits<TOutputIterator>::value_type>::value, TOutputIterator>::type
uninitialized_fill(TOutputIterator o_begin, TOutputIterator o_end, T value, TCounter& count)
uninitialized_fill(TOutputIterator o_begin, TOutputIterator o_end, const T& value, TCounter& count)
{
std::fill(o_begin, o_end, value);
count += std::distance(o_begin, o_end);
@ -238,6 +238,50 @@ namespace etl
return etl::uninitialized_copy(i_begin, i_begin + n, o_begin);
}
//*****************************************************************************
/// Default contruct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T>
typename etl::enable_if<etl::has_trivial_constructor<T>::value, void>::type
uninitialized_default_construct(T* /*p*/)
{
}
//*****************************************************************************
/// Default contruct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T, typename TCounter>
typename etl::enable_if<etl::has_trivial_constructor<T>::value, void>::type
uninitialized_default_construct(T* /*p*/, TCounter& count)
{
++count;
}
//*****************************************************************************
/// Default contruct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T>
typename etl::enable_if<!etl::has_trivial_constructor<T>::value, void>::type
uninitialized_default_construct(T* p)
{
::new (p) T;
}
//*****************************************************************************
/// Default contruct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T, typename TCounter>
typename etl::enable_if<!etl::has_trivial_constructor<T>::value, void>::type
uninitialized_default_construct(T* p, TCounter& count)
{
::new (p) T;
++count;
}
//*****************************************************************************
/// Default initialises a range of objects to uninitialised memory.
///\ingroup memory
@ -359,6 +403,48 @@ namespace etl
return o_end;
}
//*****************************************************************************
/// Value construct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T>
inline void uninitialized_value_construct(T* p)
{
::new (p) T();
}
//*****************************************************************************
/// Value construct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T, typename TCounter>
inline void uninitialized_value_construct(T* p, TCounter& count)
{
::new (p) T();
++count;
}
//*****************************************************************************
/// Copy construct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T>
inline void uninitialized_value_construct(T* p, const T& value)
{
::new (p) T(value);
}
//*****************************************************************************
/// Copy construct an item at address p.
///\ingroup memory
//*****************************************************************************
template <typename T, typename TCounter>
inline void uninitialized_value_construct(T* p, const T& value, TCounter& count)
{
::new (p) T(value);
++count;
}
//*****************************************************************************
/// Default initialises a range of objects to uninitialised memory.
///\ingroup memory
@ -521,8 +607,9 @@ namespace etl
{
etl::destroy_at(etl::addressof(*i_begin));
++i_begin;
--count;
}
count -= std::distance(i_begin, i_end);
}
//*****************************************************************************