MemoryManager-impl.hpp

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#ifndef DART_COMMON_DETAIL_MEMORYMANAGER_IMPL_HPP_
#define DART_COMMON_DETAIL_MEMORYMANAGER_IMPL_HPP_
 
#include "dart/common/MemoryManager.hpp"
 
namespace dart::common {
 
//==============================================================================
template <typename T, typename... Args>
T* MemoryManager::construct(Type type, Args&&... args) noexcept
{
  // Allocate new memory for a new object (without calling the constructor)
  void* object = allocate(type, sizeof(T));
  if (!object)
  {
    return nullptr;
  }
 
  // Call constructor. Return nullptr if failed.
  try
  {
    new (object) T(std::forward<Args>(args)...);
  }
  catch (...)
  {
    deallocate(type, object, sizeof(T));
    return nullptr;
  }
 
  return reinterpret_cast<T*>(object);
}
 
//==============================================================================
template <typename T, typename... Args>
T* MemoryManager::constructUsingFree(Args&&... args) noexcept
{
  return construct<T, Args...>(Type::Free, std::forward<Args>(args)...);
}
 
//==============================================================================
template <typename T, typename... Args>
T* MemoryManager::constructUsingPool(Args&&... args) noexcept
{
  return construct<T, Args...>(Type::Pool, std::forward<Args>(args)...);
}
 
//==============================================================================
template <typename T>
void MemoryManager::destroy(Type type, T* object) noexcept
{
  if (!object)
  {
    return;
  }
  object->~T();
  deallocate(type, object, sizeof(T));
}
 
//==============================================================================
template <typename T>
void MemoryManager::destroyUsingFree(T* pointer) noexcept
{
  destroy(Type::Free, pointer);
}
 
//==============================================================================
template <typename T>
void MemoryManager::destroyUsingPool(T* pointer) noexcept
{
  destroy(Type::Pool, pointer);
}
 
} // namespace dart::common
 
#endif // DART_COMMON_DETAIL_MEMORYMANAGER_IMPL_HPP_