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#ifndef __KERNEL_H__
#define __KERNEL_H__
#include "object.h"
#include <CL/cl.h>
#include <vector>
#include <string>
namespace llvm
{
class Function;
class Module;
}
namespace Coal
{
class Program;
class DeviceInterface;
class DeviceKernel;
class Kernel : public Object
{
public:
Kernel(Program *program);
~Kernel();
class Arg
{
public:
enum File
{
Private = 0,
Global = 1,
Local = 2,
Constant = 3
};
enum Kind
{
Invalid,
Int8,
Int16,
Int32,
Int64,
Float,
Double,
Buffer,
Image2D,
Image3D,
Sampler
};
Arg(unsigned short vec_dim, File file, Kind kind);
~Arg();
void alloc();
void loadData(const void *data);
void setAllocAtKernelRuntime(size_t size);
bool operator !=(const Arg &b);
size_t valueSize() const;
unsigned short vecDim() const;
File file() const;
Kind kind() const;
bool defined() const;
size_t allocAtKernelRuntime() const;
const void *value(unsigned short index) const;
private:
unsigned short p_vec_dim;
File p_file;
Kind p_kind;
void *p_data;
bool p_defined;
size_t p_runtime_alloc;
};
cl_int addFunction(DeviceInterface *device, llvm::Function *function,
llvm::Module *module);
llvm::Function *function(DeviceInterface *device) const;
cl_int setArg(cl_uint index, size_t size, const void *value);
unsigned int numArgs() const;
const Arg &arg(unsigned int index) const;
DeviceKernel *deviceDependentKernel(DeviceInterface *device) const;
bool argsSpecified() const;
bool needsLocalAllocation() const; /*!< One or more arguments is __local */
cl_int info(cl_kernel_info param_name,
size_t param_value_size,
void *param_value,
size_t *param_value_size_ret) const;
cl_int workGroupInfo(DeviceInterface *device,
cl_kernel_work_group_info param_name,
size_t param_value_size,
void *param_value,
size_t *param_value_size_ret) const;
private:
std::string p_name;
bool p_local_args;
struct DeviceDependent
{
DeviceInterface *device;
DeviceKernel *kernel;
llvm::Function *function;
llvm::Module *module;
};
std::vector<DeviceDependent> p_device_dependent;
std::vector<Arg> p_args;
DeviceDependent null_dep;
const DeviceDependent &deviceDependent(DeviceInterface *device) const;
DeviceDependent &deviceDependent(DeviceInterface *device);
};
}
class _cl_kernel : public Coal::Kernel
{};
#endif
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