CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder Class Reference

A simple RAII wrapper to ensure proper allocation and deallocation of GPU memory in a void * for the temporaries. More...

Collaboration diagram for CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder:

Public Member Functions
void	allocate (const size_t size)
	simple_GPU_pointer_holder ()
	simple_GPU_pointer_holder (const simple_GPU_pointer_holder &)=delete
	simple_GPU_pointer_holder (simple_GPU_pointer_holder &&other)
simple_GPU_pointer_holder &	operator= (const simple_GPU_pointer_holder &)=delete
simple_GPU_pointer_holder &	operator= (simple_GPU_pointer_holder &&other)
	~simple_GPU_pointer_holder ()
void *	operator* ()
void *	get_pointer ()

Private Attributes
void *	m_ptr

Detailed Description

A simple RAII wrapper to ensure proper allocation and deallocation of GPU memory in a void * for the temporaries.

Definition at line 165 of file CaloGPUHybridClusterProcessor.h.

Constructor & Destructor Documentation

simple_GPU_pointer_holder() [1/3]

CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::simple_GPU_pointer_holder ( )

inline

Definition at line 180 of file CaloGPUHybridClusterProcessor.h.

                               :
      m_ptr(nullptr)
    {
    }

simple_GPU_pointer_holder() [2/3]

CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::simple_GPU_pointer_holder ( const simple_GPU_pointer_holder & )

delete

simple_GPU_pointer_holder() [3/3]

CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::simple_GPU_pointer_holder ( simple_GPU_pointer_holder && other )

inline

Definition at line 185 of file CaloGPUHybridClusterProcessor.h.

    {
      m_ptr = other.m_ptr;
      other.m_ptr = nullptr;
    }

~simple_GPU_pointer_holder()

CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::~simple_GPU_pointer_holder ( )

inline

Definition at line 198 of file CaloGPUHybridClusterProcessor.h.

    {
      if (m_ptr != nullptr)
        //This check might still be needed to ensure the code behaves on non-CUDA enabled platforms
        //where some destructors might still be called with nullptr.
        {
          CaloRecGPU::CUDA_Helpers::deallocate(m_ptr);
        }
    }

Member Function Documentation

allocate()

void CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::allocate ( const size_t size )

inline

Definition at line 172 of file CaloGPUHybridClusterProcessor.h.

    {
      if (m_ptr == nullptr && size > 0)
        {
          m_ptr = CaloRecGPU::CUDA_Helpers::allocate(size);
        }
    }

get_pointer()

void * CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::get_pointer ( )

inline

Definition at line 213 of file CaloGPUHybridClusterProcessor.h.

    {
      return m_ptr;
    }

operator*()

void * CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::operator* ( )

inline

Definition at line 208 of file CaloGPUHybridClusterProcessor.h.

    {
      return m_ptr;
    }

operator=() [1/2]

simple_GPU_pointer_holder & CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::operator= ( const simple_GPU_pointer_holder & )

delete

operator=() [2/2]

simple_GPU_pointer_holder & CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::operator= ( simple_GPU_pointer_holder && other )

inline

Definition at line 192 of file CaloGPUHybridClusterProcessor.h.

    {
      std::swap(m_ptr, other.m_ptr);
      return (*this);
    }

Member Data Documentation

m_ptr

void* CaloGPUHybridClusterProcessor::simple_GPU_pointer_holder::m_ptr

private

Definition at line 168 of file CaloGPUHybridClusterProcessor.h.

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

• CaloGPUHybridClusterProcessor.h