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Georgios Pinitasbaf174e2017-09-08 19:47:30 +01001/*
Michele Di Giorgiod9eaf612020-07-08 11:12:57 +01002 * Copyright (c) 2017-2020 Arm Limited.
Georgios Pinitasbaf174e2017-09-08 19:47:30 +01003 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24#include "arm_compute/runtime/BlobMemoryPool.h"
25
26#include "arm_compute/core/Error.h"
Georgios Pinitasd9e5b192017-09-19 15:03:20 +010027#include "arm_compute/runtime/IAllocator.h"
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010028#include "arm_compute/runtime/IMemoryPool.h"
29#include "arm_compute/runtime/Types.h"
Matthew Bentham758b5ba2020-03-05 23:37:48 +000030#include "support/MemorySupport.h"
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010031
32#include <vector>
33
34using namespace arm_compute;
35
Georgios Pinitas555f1c22018-12-14 17:11:20 +000036BlobMemoryPool::BlobMemoryPool(IAllocator *allocator, std::vector<BlobInfo> blob_info)
37 : _allocator(allocator), _blobs(), _blob_info(std::move(blob_info))
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010038{
39 ARM_COMPUTE_ERROR_ON(!allocator);
Georgios Pinitas555f1c22018-12-14 17:11:20 +000040 allocate_blobs(_blob_info);
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010041}
42
43BlobMemoryPool::~BlobMemoryPool()
44{
45 ARM_COMPUTE_ERROR_ON(!_allocator);
46 free_blobs();
47}
48
49void BlobMemoryPool::acquire(MemoryMappings &handles)
50{
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010051 // Set memory to handlers
52 for(auto &handle : handles)
53 {
54 ARM_COMPUTE_ERROR_ON(handle.first == nullptr);
Georgios Pinitasdf310362018-11-14 13:16:56 +000055 handle.first->set_region(_blobs[handle.second].get());
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010056 }
57}
58
59void BlobMemoryPool::release(MemoryMappings &handles)
60{
61 for(auto &handle : handles)
62 {
63 ARM_COMPUTE_ERROR_ON(handle.first == nullptr);
Georgios Pinitasdf310362018-11-14 13:16:56 +000064 handle.first->set_region(nullptr);
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010065 }
66}
67
68MappingType BlobMemoryPool::mapping_type() const
69{
70 return MappingType::BLOBS;
71}
72
73std::unique_ptr<IMemoryPool> BlobMemoryPool::duplicate()
74{
75 ARM_COMPUTE_ERROR_ON(!_allocator);
Georgios Pinitas555f1c22018-12-14 17:11:20 +000076 return support::cpp14::make_unique<BlobMemoryPool>(_allocator, _blob_info);
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010077}
78
Georgios Pinitas555f1c22018-12-14 17:11:20 +000079void BlobMemoryPool::allocate_blobs(const std::vector<BlobInfo> &blob_info)
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010080{
81 ARM_COMPUTE_ERROR_ON(!_allocator);
82
Georgios Pinitas555f1c22018-12-14 17:11:20 +000083 for(const auto &bi : blob_info)
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010084 {
Georgios Pinitas555f1c22018-12-14 17:11:20 +000085 _blobs.push_back(_allocator->make_region(bi.size, bi.alignment));
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010086 }
87}
88
89void BlobMemoryPool::free_blobs()
90{
Georgios Pinitasbaf174e2017-09-08 19:47:30 +010091 _blobs.clear();
Matthew Bentham758b5ba2020-03-05 23:37:48 +000092}