backend_ocl.hpp

Go to the documentation of this file.

#ifndef PARALUTION_BACKEND_OCL_HPP_
#define PARALUTION_BACKEND_OCL_HPP_

#include "../backend_manager.hpp"

#if defined(__APPLE__) && defined(__MACH__)
#include <OpenCL/cl.h>
#else
#include <CL/cl.h>
#endif

namespace paralution {

template <typename ValueType>
class AcceleratorVector;
template <typename ValueType>
class AcceleratorMatrix;
template <typename ValueType>
class HostMatrix;

// OCL handle type that contains all the relevant
// OpenCL data such as device, kernels, etc.
struct oclHandle_t {

  // OCL context
  cl_context OCL_context;

  // OCL command queue
  cl_command_queue OCL_cmdQueue;

  // OCL program for single precision
  cl_program OCL_program_sp;
  // OCL program for double precision
  cl_program OCL_program_dp;
  // OCL program for int
  cl_program OCL_program_int;

  // OCL platforms
  cl_uint OCL_numPlatforms;
  cl_platform_id *OCL_platforms;

  // OCL devices
  cl_uint *OCL_numDevices;
  cl_device_id **OCL_devices;

  // OCL kernel array
  cl_kernel *OCL_kernels;

};

template <typename ValueType>
cl_kernel paralution_get_kernel_ocl(int);
bool paralution_init_ocl();
void paralution_stop_ocl();

void paralution_info_ocl(const struct Paralution_Backend_Descriptor);


template <typename ValueType>
AcceleratorVector<ValueType>* _paralution_init_base_ocl_vector(const struct Paralution_Backend_Descriptor backend_descriptor);

template <typename ValueType>
AcceleratorMatrix<ValueType>* _paralution_init_base_ocl_matrix(const struct Paralution_Backend_Descriptor backend_descriptor,
                                                               const unsigned int matrix_format);


}

#endif // PARALUTION_BACKEND_OCL_HPP_