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#include "memory-holder.h"
#include "MemoryProcessing.h"
#ifdef INCLUDE_CUDA
#include "MemoryProcessing.cuh"
#endif
#include <algorithm>
template< MemType mem >
buffer<mem>::buffer()
{
ptr = nullptr;
allocated_size = 0;
scalar_size = 0;
is_free = true;
id = -1;
}
template< MemType mem >
buffer<mem>::~buffer()
{
memproc::dealloc<mem>((void *&)ptr, allocated_size);
}
template< MemType mem >
bool buffer<mem>::is_available() const
{
return is_free;
}
template< MemType mem >
void buffer<mem>::reallocate(const size_t required_size)
{
memproc::realloc<mem>((void *&)ptr, allocated_size, required_size);
}
template< MemType mem >
buffer<mem>::buffer(const size_t required_size)
{
reallocate(required_size);
scalar_size = 0;
is_free = false;
}
template< MemType mem >
bool size_comparator(const buffer<mem>& obj, const size_t required_size)
{
if(obj.get_status() == false)
return false;
return obj.get_size() <= required_size;
}
template bool size_comparator(const buffer<MemType::CPU>& obj, const size_t required_size);
template bool size_comparator(const buffer<MemType::GPU>& obj, const size_t required_size);
template< MemType mem >
void* buffer<mem>::get_ptr() const
{
return ptr;
}
template< MemType mem >
bool buffer<mem>::get_status() const
{
return is_free;
}
template< MemType mem >
size_t buffer<mem>::get_size() const
{
return allocated_size;
}
template< MemType mem >
buffer<mem>& buffer<mem>::operator=(buffer<mem>& other)
{
if (this == &other)
return *this;
std::swap(ptr, other.ptr);
std::swap(allocated_size, other.allocated_size); // exchange resources between *this and other
std::swap(scalar_size, other.scalar_size);
std::swap(is_free, other.is_free);
std::swap(id, other.id);
return *this;
}
template< MemType mem >
void buffer<mem>::set_status(const bool status)
{
is_free = status;
}
template< MemType mem >
void buffer<mem>::set_id(const int idx)
{
id = idx;
}
template class buffer<MemType::CPU>;
template class buffer<MemType::GPU>;
memory_pipline::memory_pipline()
{
gpu_buff = std::vector<buffer<MemType::GPU> > ();
cpu_buff = std::vector<buffer<MemType::CPU> > ();
}
memory_pipline::~memory_pipline()
{
gpu_buff.clear();
cpu_buff.clear();
}
template< MemType mem >
std::vector<buffer<mem> >& memory_pipline::get_memtyped_vector()
{
return cpu_buff;
}
template<>
std::vector<buffer<MemType::GPU> >& memory_pipline::get_memtyped_vector()
{
return gpu_buff;
}
// template std::vector<buffer<MemType::CPU> >& memory_pipline::get_memtyped_vector();
// template std::vector<buffer<MemType::GPU> >& memory_pipline::get_memtyped_vector();
template< MemType mem >
int memory_pipline::get_buffer(const size_t required_size, void * ptr)
{
typename std::vector<buffer<mem>>::iterator available_buf_it;
available_buf_it = std::lower_bound (get_memtyped_vector<mem>().begin(), get_memtyped_vector<mem>().end(), required_size, size_comparator<mem>);
if(available_buf_it != get_memtyped_vector<mem>().end())
{
ptr = available_buf_it->get_ptr();
int id = std::distance(get_memtyped_vector<mem>().begin(), available_buf_it);
return id;
}
else
{
get_memtyped_vector<mem>().push_back(buffer<mem>(required_size));
ptr = get_memtyped_vector<mem>().back().get_ptr();
int id = get_memtyped_vector<mem>().size() - 1;
return id;
}
}
template int memory_pipline::get_buffer<MemType::CPU>(const size_t required_size, void * ptr);
template int memory_pipline::get_buffer<MemType::GPU>(const size_t required_size, void * ptr);
template< MemType mem >
void memory_pipline::set_available(const int id)
{
get_memtyped_vector<mem>()[id].set_status(true);
}
template void memory_pipline::set_available<MemType::CPU>(const int id);
template void memory_pipline::set_available<MemType::GPU>(const int id);
memory_faucet::memory_faucet(){}
memory_pipline* memory_faucet::get_faucet()
{
if(mem_pipe == nullptr)
{
mem_pipe = new memory_pipline();
}
return mem_pipe;
}
memory_pipline* memory_faucet::mem_pipe = nullptr;
template< MemType mem >
memBuf<mem>::memBuf(const size_t required_size)
{
memory_pipline* mem_pipe = memory_faucet::get_faucet();
id = mem_pipe->get_buffer<mem>(required_size, buf);
size = required_size;
}
template< MemType mem >
memBuf<mem>::~memBuf()
{
memory_pipline* mem_pipe = memory_faucet::get_faucet();
mem_pipe->set_available<mem>(id);
}
template< MemType mem >
void* memBuf<mem>::ptr()
{
return buf;
}
template< MemType mem >
int memBuf<mem>::get_size()
{
return size;
}
template class memBuf<MemType::CPU>;
template class memBuf<MemType::GPU>;