Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017 ARM Limited. |
| 3 | * |
| 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 Pinitas | d9e5b19 | 2017-09-19 15:03:20 +0100 | [diff] [blame] | 27 | #include "arm_compute/runtime/IAllocator.h" |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 28 | #include "arm_compute/runtime/IMemoryPool.h" |
| 29 | #include "arm_compute/runtime/Types.h" |
| 30 | #include "support/ToolchainSupport.h" |
| 31 | |
| 32 | #include <vector> |
| 33 | |
| 34 | using namespace arm_compute; |
| 35 | |
| 36 | BlobMemoryPool::BlobMemoryPool(IAllocator *allocator, std::vector<size_t> blob_sizes) |
| 37 | : _allocator(allocator), _blobs(), _blob_sizes(std::move(blob_sizes)) |
| 38 | { |
| 39 | ARM_COMPUTE_ERROR_ON(!allocator); |
| 40 | allocate_blobs(_blob_sizes); |
| 41 | } |
| 42 | |
| 43 | BlobMemoryPool::~BlobMemoryPool() |
| 44 | { |
| 45 | ARM_COMPUTE_ERROR_ON(!_allocator); |
| 46 | free_blobs(); |
| 47 | } |
| 48 | |
| 49 | void BlobMemoryPool::acquire(MemoryMappings &handles) |
| 50 | { |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 51 | // Set memory to handlers |
| 52 | for(auto &handle : handles) |
| 53 | { |
| 54 | ARM_COMPUTE_ERROR_ON(handle.first == nullptr); |
| 55 | *handle.first = _blobs[handle.second]; |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | void BlobMemoryPool::release(MemoryMappings &handles) |
| 60 | { |
| 61 | for(auto &handle : handles) |
| 62 | { |
| 63 | ARM_COMPUTE_ERROR_ON(handle.first == nullptr); |
| 64 | *handle.first = nullptr; |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | MappingType BlobMemoryPool::mapping_type() const |
| 69 | { |
| 70 | return MappingType::BLOBS; |
| 71 | } |
| 72 | |
| 73 | std::unique_ptr<IMemoryPool> BlobMemoryPool::duplicate() |
| 74 | { |
| 75 | ARM_COMPUTE_ERROR_ON(!_allocator); |
| 76 | return support::cpp14::make_unique<BlobMemoryPool>(_allocator, _blob_sizes); |
| 77 | } |
| 78 | |
| 79 | void BlobMemoryPool::allocate_blobs(const std::vector<size_t> &sizes) |
| 80 | { |
| 81 | ARM_COMPUTE_ERROR_ON(!_allocator); |
| 82 | |
| 83 | for(const auto &size : sizes) |
| 84 | { |
| 85 | _blobs.push_back(_allocator->allocate(size, 0)); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | void BlobMemoryPool::free_blobs() |
| 90 | { |
| 91 | ARM_COMPUTE_ERROR_ON(!_allocator); |
| 92 | |
| 93 | for(auto &blob : _blobs) |
| 94 | { |
| 95 | _allocator->free(blob); |
| 96 | } |
| 97 | _blobs.clear(); |
| 98 | } |