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/*
* Copyright (c) 2016, 2017 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __ARM_COMPUTE_CLHELPERS_H__
#define __ARM_COMPUTE_CLHELPERS_H__
#include "arm_compute/core/CL/OpenCL.h"
#include "arm_compute/core/Helpers.h"
#include <string>
namespace arm_compute
{
enum class DataType;
enum class GPUTarget;
/** Enable operation operations on GPUTarget enumerations */
template <>
struct enable_bitwise_ops<arm_compute::GPUTarget>
{
static constexpr bool value = true;
};
/** Max vector width of an OpenCL vector */
static constexpr const unsigned int max_cl_vector_width = 16;
/** Translates a tensor data type to the appropriate OpenCL type.
*
* @param[in] dt @ref DataType to be translated to OpenCL type.
*
* @return The string specifying the OpenCL type to be used.
*/
std::string get_cl_type_from_data_type(const DataType &dt);
/** Translates a given gpu device target to string.
*
* @param[in] target Given gpu target.
*
* @return The string describing the target.
*/
const std::string &string_from_target(GPUTarget target);
/** Helper function to create and return a unique_ptr pointed to a CL kernel object
* It also calls the kernel's configuration.
*
* @param[in] args All the arguments that need pass to kernel's configuration.
*
* @return A unique pointer pointed to a CL kernel object
*/
template <typename Kernel, typename... T>
std::unique_ptr<Kernel> create_configure_kernel(T &&... args)
{
std::unique_ptr<Kernel> k = arm_compute::cpp14::make_unique<Kernel>();
k->configure(std::forward<T>(args)...);
return k;
}
/** Helper function to create and return a unique_ptr pointed to a CL kernel object
*
* @return A unique pointer pointed to a CL kernel object
*/
template <typename Kernel>
std::unique_ptr<Kernel> create_kernel()
{
std::unique_ptr<Kernel> k = arm_compute::cpp14::make_unique<Kernel>();
return k;
}
/** Helper function to get the GPU target from CL device
*
* @param[in] device A CL device
*
* @return the GPU target
*/
GPUTarget get_target_from_device(cl::Device &device);
/** Helper function to get the GPU arch
*
* @param[in] target GPU target
*
* @return the GPU target which shows the arch
*/
GPUTarget get_arch_from_target(GPUTarget target);
}
#endif
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