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/*
* Copyright (c) 2018 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_GRAPH2_GRAPH_CONTEXT_H__
#define __ARM_COMPUTE_GRAPH2_GRAPH_CONTEXT_H__
#include "arm_compute/graph2/Types.h"
#include "arm_compute/runtime/IMemoryManager.h"
#include <map>
#include <memory>
namespace arm_compute
{
namespace graph2
{
/** Contains structs required for memory management */
struct MemoryManagerContext
{
Target target = { Target::UNSPECIFIED }; /**< Target */
std::shared_ptr<arm_compute::IMemoryManager> mm = { nullptr }; /**< Memory manager */
};
/** Graph context **/
class GraphContext final
{
public:
/** Constructor */
GraphContext();
/** Prevent instances of this class from being copied (As this class contains pointers) */
GraphContext(const GraphContext &) = delete;
/** Default move constructor */
GraphContext(GraphContext &&) = default;
/** Prevent instances of this class from being copied (As this class contains pointers) */
GraphContext &operator=(const GraphContext &) = delete;
/** Default move assignment operator */
GraphContext &operator=(GraphContext &&) = default;
/** Enables tuning
*
* @param[in] enable_tuning Enables tuning if true
*/
void enable_tuning(bool enable_tuning);
/** Checks if tuning is enabled
*
* @return True if tuning is enabled else false
*/
bool is_tuning_enabled() const;
/** Enables memory management
*
* @param[in] enable_mm Enables mm if true
*/
void enable_memory_managenent(bool enable_mm);
/** Checks if memory management is enabled
*
* @return True if memory management is enabled else false
*/
bool is_memory_management_enabled();
/** Inserts a memory manager context
*
* @param[in] memory_ctx Memory manage context
*
* @return If the insertion succeeded else false
*/
bool insert_memory_management_ctx(MemoryManagerContext &&memory_ctx);
/** Gets a memory manager context for a given target
*
* @param[in] target To retrieve the management context
*
* @return Management context for the target if exists else nullptr
*/
MemoryManagerContext *memory_management_ctx(Target target);
/** Finalizes memory managers in graph context */
void finalize();
private:
bool _tunable; /**< Specifies if the Graph should use a tunable object */
bool _memory_managed; /**< Specifies if the Graph should use a memory managed */
std::map<Target, MemoryManagerContext> _memory_managers; /**< Memory managers for each target */
};
} // namespace graph2
} // namespace arm_compute
#endif /* __ARM_COMPUTE_GRAPH2_GRAPH_CONTEXT_H__ */
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