2 * Copyright (c) 2017 ARM Limited.
4 * SPDX-License-Identifier: MIT
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:
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
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
24 #include "arm_compute/runtime/BlobMemoryPool.h"
26 #include "arm_compute/core/Error.h"
27 #include "arm_compute/runtime/IAllocator.h"
28 #include "arm_compute/runtime/IMemoryPool.h"
29 #include "arm_compute/runtime/Types.h"
30 #include "support/ToolchainSupport.h"
34 using namespace arm_compute;
36 BlobMemoryPool::BlobMemoryPool(IAllocator *allocator, std::vector<size_t> blob_sizes)
37 : _allocator(allocator), _blobs(), _blob_sizes(std::move(blob_sizes))
39 ARM_COMPUTE_ERROR_ON(!allocator);
40 allocate_blobs(_blob_sizes);
43 BlobMemoryPool::~BlobMemoryPool()
45 ARM_COMPUTE_ERROR_ON(!_allocator);
49 void BlobMemoryPool::acquire(MemoryMappings &handles)
51 // Set memory to handlers
52 for(auto &handle : handles)
54 ARM_COMPUTE_ERROR_ON(handle.first == nullptr);
55 *handle.first = _blobs[handle.second];
59 void BlobMemoryPool::release(MemoryMappings &handles)
61 for(auto &handle : handles)
63 ARM_COMPUTE_ERROR_ON(handle.first == nullptr);
64 *handle.first = nullptr;
68 MappingType BlobMemoryPool::mapping_type() const
70 return MappingType::BLOBS;
73 std::unique_ptr<IMemoryPool> BlobMemoryPool::duplicate()
75 ARM_COMPUTE_ERROR_ON(!_allocator);
76 return support::cpp14::make_unique<BlobMemoryPool>(_allocator, _blob_sizes);
79 void BlobMemoryPool::allocate_blobs(const std::vector<size_t> &sizes)
81 ARM_COMPUTE_ERROR_ON(!_allocator);
83 for(const auto &size : sizes)
85 _blobs.push_back(_allocator->allocate(size, 0));
89 void BlobMemoryPool::free_blobs()
91 ARM_COMPUTE_ERROR_ON(!_allocator);
93 for(auto &blob : _blobs)
95 _allocator->free(blob);