Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 1 | /* |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2019 ARM Limited. |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 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/BlobLifetimeManager.h" |
| 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/runtime/BlobMemoryPool.h" |
| 28 | #include "arm_compute/runtime/IAllocator.h" |
| 29 | #include "arm_compute/runtime/IMemoryGroup.h" |
| 30 | #include "support/ToolchainSupport.h" |
| 31 | |
| 32 | #include <algorithm> |
| 33 | #include <cmath> |
| 34 | #include <map> |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 35 | |
| 36 | using namespace arm_compute; |
| 37 | |
| 38 | BlobLifetimeManager::BlobLifetimeManager() |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 39 | : _blobs() |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 40 | { |
| 41 | } |
| 42 | |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 43 | std::unique_ptr<IMemoryPool> BlobLifetimeManager::create_pool(IAllocator *allocator) |
| 44 | { |
| 45 | ARM_COMPUTE_ERROR_ON(allocator == nullptr); |
| 46 | return support::cpp14::make_unique<BlobMemoryPool>(allocator, _blobs); |
| 47 | } |
| 48 | |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 49 | MappingType BlobLifetimeManager::mapping_type() const |
| 50 | { |
| 51 | return MappingType::BLOBS; |
| 52 | } |
| 53 | |
| 54 | void BlobLifetimeManager::update_blobs_and_mappings() |
| 55 | { |
| 56 | ARM_COMPUTE_ERROR_ON(!are_all_finalized()); |
| 57 | ARM_COMPUTE_ERROR_ON(_active_group == nullptr); |
| 58 | |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 59 | // Sort free blobs requirements in descending order. |
| 60 | _free_blobs.sort([](const Blob & ba, const Blob & bb) |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 61 | { |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 62 | return ba.max_size > bb.max_size; |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 63 | }); |
Georgios Pinitas | 555f1c2 | 2018-12-14 17:11:20 +0000 | [diff] [blame] | 64 | |
| 65 | // Create group sizes vector |
| 66 | std::vector<BlobInfo> group_sizes; |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 67 | std::transform(std::begin(_free_blobs), std::end(_free_blobs), std::back_inserter(group_sizes), [](const Blob & b) |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 68 | { |
Georgios Pinitas | 555f1c2 | 2018-12-14 17:11:20 +0000 | [diff] [blame] | 69 | return BlobInfo(b.max_size, b.max_alignment); |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 70 | }); |
| 71 | |
| 72 | // Update blob sizes |
| 73 | size_t max_size = std::max(_blobs.size(), group_sizes.size()); |
Georgios Pinitas | 555f1c2 | 2018-12-14 17:11:20 +0000 | [diff] [blame] | 74 | _blobs.resize(max_size); |
| 75 | group_sizes.resize(max_size); |
| 76 | std::transform(std::begin(_blobs), std::end(_blobs), std::begin(group_sizes), std::begin(_blobs), [](BlobInfo lhs, BlobInfo rhs) |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 77 | { |
Georgios Pinitas | 555f1c2 | 2018-12-14 17:11:20 +0000 | [diff] [blame] | 78 | return BlobInfo(std::max(lhs.size, rhs.size), std::max(lhs.alignment, rhs.alignment)); |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 79 | }); |
| 80 | |
| 81 | // Calculate group mappings |
| 82 | auto &group_mappings = _active_group->mappings(); |
| 83 | int blob_idx = 0; |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 84 | for(auto &free_blob : _free_blobs) |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 85 | { |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 86 | for(auto &bound_element_id : free_blob.bound_elements) |
| 87 | { |
| 88 | ARM_COMPUTE_ERROR_ON(_active_elements.find(bound_element_id) == std::end(_active_elements)); |
| 89 | Element &bound_element = _active_elements[bound_element_id]; |
| 90 | group_mappings[bound_element.handle] = blob_idx; |
| 91 | } |
| 92 | ++blob_idx; |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 93 | } |
| 94 | } |