Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 1 | /* |
Michele Di Giorgio | d9eaf61 | 2020-07-08 11:12:57 +0100 | [diff] [blame] | 2 | * Copyright (c) 2017-2020 Arm Limited. |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +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/OffsetLifetimeManager.h" |
| 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/runtime/IAllocator.h" |
| 28 | #include "arm_compute/runtime/IMemoryGroup.h" |
| 29 | #include "arm_compute/runtime/OffsetMemoryPool.h" |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 30 | |
| 31 | #include <algorithm> |
| 32 | #include <cmath> |
| 33 | #include <map> |
| 34 | #include <vector> |
| 35 | |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 36 | namespace arm_compute |
| 37 | { |
| 38 | namespace |
| 39 | { |
| 40 | size_t align_offset(size_t offset, size_t alignment) |
| 41 | { |
| 42 | const size_t remainder = (alignment != 0U) ? offset % alignment : 0U; |
| 43 | return (remainder != 0U) ? offset + (alignment - remainder) : offset; |
| 44 | } |
| 45 | } // namespace |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 46 | OffsetLifetimeManager::OffsetLifetimeManager() |
| 47 | : _blob(0) |
| 48 | { |
| 49 | } |
| 50 | |
Michalis Spyrou | caa7dee | 2019-09-09 19:23:39 +0100 | [diff] [blame] | 51 | const OffsetLifetimeManager::info_type &OffsetLifetimeManager::info() const |
| 52 | { |
| 53 | return _blob; |
| 54 | } |
| 55 | |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 56 | std::unique_ptr<IMemoryPool> OffsetLifetimeManager::create_pool(IAllocator *allocator) |
| 57 | { |
| 58 | ARM_COMPUTE_ERROR_ON(allocator == nullptr); |
Georgios Pinitas | 40f51a6 | 2020-11-21 03:04:18 +0000 | [diff] [blame] | 59 | return std::make_unique<OffsetMemoryPool>(allocator, _blob); |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | MappingType OffsetLifetimeManager::mapping_type() const |
| 63 | { |
| 64 | return MappingType::OFFSETS; |
| 65 | } |
| 66 | |
| 67 | void OffsetLifetimeManager::update_blobs_and_mappings() |
| 68 | { |
| 69 | ARM_COMPUTE_ERROR_ON(!are_all_finalized()); |
| 70 | ARM_COMPUTE_ERROR_ON(_active_group == nullptr); |
| 71 | |
| 72 | // Update blob size |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 73 | size_t max_aggregated_size = 0; |
| 74 | std::for_each(std::begin(_free_blobs), std::end(_free_blobs), [&](const Blob & b) |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 75 | { |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 76 | max_aggregated_size += b.max_size; |
| 77 | _blob.alignment = std::max(_blob.alignment, b.max_alignment); |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 78 | }); |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 79 | max_aggregated_size += _free_blobs.size() * _blob.alignment; |
| 80 | _blob.owners = std::max(_blob.owners, _free_blobs.size()); |
| 81 | _blob.size = std::max(_blob.size, max_aggregated_size); |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 82 | |
| 83 | // Calculate group mappings |
| 84 | auto &group_mappings = _active_group->mappings(); |
| 85 | size_t offset = 0; |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 86 | for(auto &free_blob : _free_blobs) |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 87 | { |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 88 | for(auto &bound_element_id : free_blob.bound_elements) |
| 89 | { |
| 90 | ARM_COMPUTE_ERROR_ON(_active_elements.find(bound_element_id) == std::end(_active_elements)); |
| 91 | Element &bound_element = _active_elements[bound_element_id]; |
| 92 | group_mappings[bound_element.handle] = offset; |
| 93 | } |
| 94 | offset += free_blob.max_size; |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 95 | offset = align_offset(offset, _blob.alignment); |
| 96 | ARM_COMPUTE_ERROR_ON(offset > _blob.size); |
Georgios Pinitas | 511347a | 2017-09-18 18:33:07 +0100 | [diff] [blame] | 97 | } |
| 98 | } |
Georgios Pinitas | 734151d | 2019-01-21 18:38:21 +0000 | [diff] [blame] | 99 | } // namespace arm_compute |