Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021 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 | #ifndef SRC_COMMON_MEMORY_HELPERS_H |
| 25 | #define SRC_COMMON_MEMORY_HELPERS_H |
| 26 | |
| 27 | #include "arm_compute/core/ITensorPack.h" |
| 28 | #include "arm_compute/core/TensorInfo.h" |
| 29 | #include "arm_compute/core/experimental/Types.h" |
| 30 | #include "arm_compute/runtime/MemoryGroup.h" |
| 31 | |
| 32 | #include <memory> |
| 33 | #include <utility> |
| 34 | #include <vector> |
| 35 | |
| 36 | namespace arm_compute |
| 37 | { |
| 38 | inline int offset_int_vec(int offset) |
| 39 | { |
| 40 | return ACL_INT_VEC + offset; |
| 41 | } |
| 42 | |
| 43 | template <typename TensorType> |
Georgios Pinitas | 2b147ee | 2021-07-08 18:14:45 +0100 | [diff] [blame] | 44 | struct WorkspaceDataElement |
| 45 | { |
| 46 | int slot{ -1 }; |
| 47 | experimental::MemoryLifetime lifetime{ experimental::MemoryLifetime::Temporary }; |
| 48 | std::unique_ptr<TensorType> tensor{ nullptr }; |
| 49 | }; |
| 50 | |
| 51 | template <typename TensorType> |
| 52 | using WorkspaceData = std::vector<WorkspaceDataElement<TensorType>>; |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 53 | |
| 54 | template <typename TensorType> |
| 55 | WorkspaceData<TensorType> manage_workspace(const experimental::MemoryRequirements &mem_reqs, |
| 56 | MemoryGroup &mgroup, |
Manuel Bottini | 94f799e | 2021-06-09 16:37:32 +0100 | [diff] [blame] | 57 | ITensorPack &run_pack) |
| 58 | { |
| 59 | ITensorPack dummy_pack = ITensorPack(); |
| 60 | return manage_workspace<TensorType>(mem_reqs, mgroup, run_pack, dummy_pack); |
| 61 | } |
| 62 | |
| 63 | template <typename TensorType> |
| 64 | WorkspaceData<TensorType> manage_workspace(const experimental::MemoryRequirements &mem_reqs, |
| 65 | MemoryGroup &mgroup, |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 66 | ITensorPack &run_pack, ITensorPack &prep_pack) |
| 67 | { |
| 68 | WorkspaceData<TensorType> workspace_memory; |
| 69 | for(const auto &req : mem_reqs) |
| 70 | { |
| 71 | if(req.size == 0) |
| 72 | { |
| 73 | continue; |
| 74 | } |
| 75 | |
Michele Di Giorgio | 8ae3cda | 2021-06-07 15:30:26 +0100 | [diff] [blame] | 76 | const auto aux_info = TensorInfo{ TensorShape(req.size), 1, DataType::U8 }; |
Georgios Pinitas | 2b147ee | 2021-07-08 18:14:45 +0100 | [diff] [blame] | 77 | workspace_memory.emplace_back(WorkspaceDataElement<TensorType> { req.slot, req.lifetime, std::make_unique<TensorType>() }); |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 78 | |
Georgios Pinitas | 2b147ee | 2021-07-08 18:14:45 +0100 | [diff] [blame] | 79 | auto aux_tensor = workspace_memory.back().tensor.get(); |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 80 | ARM_COMPUTE_ERROR_ON_NULLPTR(aux_tensor); |
Michele Di Giorgio | d7316eb | 2021-06-16 11:14:41 +0100 | [diff] [blame] | 81 | aux_tensor->allocator()->init(aux_info, req.alignment); |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 82 | |
| 83 | if(req.lifetime == experimental::MemoryLifetime::Temporary) |
| 84 | { |
| 85 | mgroup.manage(aux_tensor); |
| 86 | } |
| 87 | else |
| 88 | { |
| 89 | prep_pack.add_tensor(req.slot, aux_tensor); |
| 90 | } |
| 91 | run_pack.add_tensor(req.slot, aux_tensor); |
| 92 | } |
| 93 | |
| 94 | for(auto &mem : workspace_memory) |
| 95 | { |
Georgios Pinitas | 2b147ee | 2021-07-08 18:14:45 +0100 | [diff] [blame] | 96 | auto tensor = mem.tensor.get(); |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 97 | tensor->allocator()->allocate(); |
| 98 | } |
| 99 | |
| 100 | return workspace_memory; |
| 101 | } |
Georgios Pinitas | 2b147ee | 2021-07-08 18:14:45 +0100 | [diff] [blame] | 102 | |
| 103 | template <typename TensorType> |
| 104 | void release_prepare_tensors(WorkspaceData<TensorType> &workspace, ITensorPack &prep_pack) |
| 105 | { |
| 106 | workspace.erase(std::remove_if(workspace.begin(), |
| 107 | workspace.end(), |
| 108 | [&prep_pack](auto & wk) |
| 109 | { |
| 110 | const bool to_erase = wk.lifetime == experimental::MemoryLifetime::Prepare; |
| 111 | if(to_erase) |
| 112 | { |
| 113 | prep_pack.remove_tensor(wk.slot); |
| 114 | } |
| 115 | return to_erase; |
| 116 | }), |
| 117 | workspace.end()); |
| 118 | } |
Michele Di Giorgio | d9cdf14 | 2021-07-02 15:17:08 +0100 | [diff] [blame] | 119 | |
| 120 | /** Utility function to release tensors with lifetime marked as Prepare */ |
| 121 | template <typename TensorType> |
| 122 | void release_temporaries(const experimental::MemoryRequirements &mem_reqs, |
| 123 | WorkspaceData<TensorType> &workspace) |
| 124 | { |
| 125 | for(auto &ws : workspace) |
| 126 | { |
| 127 | const int slot = ws.slot; |
| 128 | for(auto &m : mem_reqs) |
| 129 | { |
| 130 | if(m.slot == slot && m.lifetime == experimental::MemoryLifetime::Prepare) |
| 131 | { |
| 132 | auto tensor = ws.tensor.get(); |
| 133 | tensor->allocator()->free(); |
| 134 | break; |
| 135 | } |
| 136 | } |
| 137 | } |
| 138 | } |
Georgios Pinitas | 856f66e | 2021-04-22 21:13:21 +0100 | [diff] [blame] | 139 | } // namespace arm_compute |
| 140 | #endif /* SRC_COMMON_MEMORY_HELPERS_H */ |