1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
* Copyright (c) 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_MEMORYMANAGERONDEMAND_H__
#define __ARM_COMPUTE_MEMORYMANAGERONDEMAND_H__
#include "arm_compute/runtime/IMemoryManager.h"
#include "IAllocator.h"
#include "arm_compute/runtime/ILifetimeManager.h"
#include "arm_compute/runtime/IMemoryGroup.h"
#include "arm_compute/runtime/IPoolManager.h"
#include <memory>
#include <set>
namespace arm_compute
{
class IAllocator;
/** On-demand memory manager */
class MemoryManagerOnDemand : public IMemoryManager
{
public:
/** Default Constructor */
MemoryManagerOnDemand(std::shared_ptr<ILifetimeManager> lifetime_manager, std::shared_ptr<IPoolManager> pool_manager);
/** Prevent instances of this class to be copy constructed */
MemoryManagerOnDemand(const MemoryManagerOnDemand &) = delete;
/** Prevent instances of this class to be copied */
MemoryManagerOnDemand &operator=(const MemoryManagerOnDemand &) = delete;
/** Allow instances of this class to be move constructed */
MemoryManagerOnDemand(MemoryManagerOnDemand &&) = default;
/** Allow instances of this class to be moved */
MemoryManagerOnDemand &operator=(MemoryManagerOnDemand &&) = default;
/** Sets the number of pools to create
*
* @param[in] num_pools Number of pools
*/
void set_num_pools(unsigned int num_pools);
/** Sets the allocator to be used for configuring the pools
*
* @param[in] allocator Allocator to use
*/
void set_allocator(IAllocator *allocator);
/** Checks if the memory manager has been finalized
*
* @return True if the memory manager has been finalized else false
*/
bool is_finalized() const;
// Inherited methods overridden:
ILifetimeManager *lifetime_manager() override;
IPoolManager *pool_manager() override;
void finalize() override;
private:
std::shared_ptr<ILifetimeManager> _lifetime_mgr; /**< Lifetime manager */
std::shared_ptr<IPoolManager> _pool_mgr; /**< Memory pool manager */
IAllocator *_allocator; /**< Allocator used for backend allocations */
bool _is_finalized; /**< Flag that notes if the memory manager has been finalized */
unsigned int _num_pools; /**< Number of pools to create */
};
} // arm_compute
#endif /*__ARM_COMPUTE_MEMORYMANAGERONDEMAND_H__ */
|