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/*
* Copyright (c) 2022-2023 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 SRC_DYNAMIC_FUSION_SKETCH_GPU_GPUKERNELCOMPONENTSTREAM
#define SRC_DYNAMIC_FUSION_SKETCH_GPU_GPUKERNELCOMPONENTSTREAM
#include "arm_compute/dynamic_fusion/sketch/MemoryDescriptor.h"
#include "src/dynamic_fusion/sketch/gpu/GpuKernelComponentGroup.h"
#include "src/dynamic_fusion/sketch/gpu/GpuWorkloadSourceCode.h"
namespace arm_compute
{
namespace experimental
{
namespace dynamic_fusion
{
class GpuComponentServices;
class IGpuKernelComponent;
/** A linear sequence of component groups serialized from the @ref GpuKernelComponentGraph
* Each component group in the stream denotes a complete kernel that may consist of multiple components
*
* The main purposes of this class are:
* - Facilitate component fusion algorithm by allowing insertions of new component groups into the stream
* - Invoke kernel writer and assemble the final @ref GpuWorkloadSourceCode
*/
class GpuKernelComponentStream
{
public:
/** Constructor
*
* @param[in] context @ref GpuWorkloadContext to be used throughout the stream
* @param[in] services @ref GpuComponentServices to be used throughout the stream
* @param[in] mem_map @ref MemoryDescriptor map used to assemble the @ref GpuWorkloadSourceCode
*/
GpuKernelComponentStream(GpuWorkloadContext *context,
GpuComponentServices *services,
const MemoryDescriptorMap &mem_map);
/** Allow instances of this class to be copy constructed */
GpuKernelComponentStream(const GpuKernelComponentStream &stream) = default;
/** Allow instances of this class to be copied */
GpuKernelComponentStream &operator=(const GpuKernelComponentStream &stream) = default;
/** Allow instances of this class to be move constructed */
GpuKernelComponentStream(GpuKernelComponentStream &&stream) = default;
/** Allow instances of this class to be moved */
GpuKernelComponentStream &operator=(GpuKernelComponentStream &&stream) = default;
/** Generate and assemble @ref GpuWorkloadSourceCode from the stream */
GpuWorkloadSourceCode write_workload_code();
/** Insert a new component group in the stream.
* Subsequent components are added to this group until end of stream or the next new_component_group is called
*/
void new_component_group();
/** Add a component to the previously created component group
* Throw an error if no component group is present in the stream
*
* @param[in] component Component to be inserted
*
* @return true If the operation is successful
* @return false Otherwise
*/
bool add_component(IGpuKernelComponent *component);
private:
GpuWorkloadContext *_context;
GpuComponentServices *_services;
std::vector<GpuKernelComponentGroup> _component_groups{};
MemoryDescriptorMap _mem_map{};
};
} // namespace dynamic_fusion
} // namespace experimental
} // namespace arm_compute
#endif /* SRC_DYNAMIC_FUSION_SKETCH_GPU_GPUKERNELCOMPONENTSTREAM */
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