76 lines
2.8 KiB
C++
76 lines
2.8 KiB
C++
/*
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* Copyright (c) 2017-2019 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARM_COMPUTE_OFFSETLIFETIMEMANAGER_H
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#define ARM_COMPUTE_OFFSETLIFETIMEMANAGER_H
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#include "arm_compute/runtime/ISimpleLifetimeManager.h"
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#include "arm_compute/runtime/Types.h"
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#include <map>
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#include <vector>
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namespace arm_compute
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{
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// Forward declarations
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class IMemoryPool;
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/** Concrete class that tracks the lifetime of registered tensors and
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* calculates the systems memory requirements in terms of a single blob and a list of offsets */
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class OffsetLifetimeManager : public ISimpleLifetimeManager
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{
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public:
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using info_type = BlobInfo;
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public:
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/** Constructor */
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OffsetLifetimeManager();
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/** Prevent instances of this class to be copy constructed */
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OffsetLifetimeManager(const OffsetLifetimeManager &) = delete;
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/** Prevent instances of this class to be copied */
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OffsetLifetimeManager &operator=(const OffsetLifetimeManager &) = delete;
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/** Allow instances of this class to be move constructed */
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OffsetLifetimeManager(OffsetLifetimeManager &&) = default;
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/** Allow instances of this class to be moved */
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OffsetLifetimeManager &operator=(OffsetLifetimeManager &&) = default;
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/** Accessor to the pool internal configuration meta-data
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*
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* @return Lifetime manager internal configuration meta-data
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*/
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const info_type &info() const;
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// Inherited methods overridden:
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std::unique_ptr<IMemoryPool> create_pool(IAllocator *allocator) override;
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MappingType mapping_type() const override;
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private:
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// Inherited methods overridden:
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void update_blobs_and_mappings() override;
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private:
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BlobInfo _blob; /**< Memory blob size */
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};
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} // namespace arm_compute
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#endif /* ARM_COMPUTE_OFFSETLIFETIMEMANAGER_H */
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