#ifndef HALIDE_DEVICEAPI_H
#define HALIDE_DEVICEAPI_H

/** \file
 * Defines DeviceAPI.
 */

#include <string>
#include <vector>

namespace Halide {

/** An enum describing a type of device API. Used by schedules, and in
 * the For loop IR node. */
enum class DeviceAPI {
 None, /// Used to denote for loops that run on the same device as the containing code.
 Host,
 Default_GPU,
 CUDA,
 OpenCL,
 OpenGLCompute,
 Metal,
 Hexagon,
 HexagonDma,
 D3D12Compute,
};

/** An array containing all the device apis. Useful for iterating
 * through them. */
const DeviceAPI all_device_apis[] = {DeviceAPI::None,
 DeviceAPI::Host,
 DeviceAPI::Default_GPU,
 DeviceAPI::CUDA,
 DeviceAPI::OpenCL,
 DeviceAPI::OpenGLCompute,
 DeviceAPI::Metal,
 DeviceAPI::Hexagon,
 DeviceAPI::HexagonDma,
 DeviceAPI::D3D12Compute};

} // namespace Halide

#endif // HALIDE_DEVICEAPI_H