| /* |
| * Copyright (c) 2018-2019,2021 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #include "arm_compute/graph/Tensor.h" |
| |
| namespace arm_compute |
| { |
| namespace graph |
| { |
| Tensor::Tensor(TensorID id, TensorDescriptor desc) |
| : _id(id), _desc(std::move(desc)), _handle(nullptr), _accessor(nullptr), _bound_edges() |
| { |
| } |
| |
| TensorID Tensor::id() const |
| { |
| return _id; |
| } |
| |
| TensorDescriptor &Tensor::desc() |
| { |
| return _desc; |
| } |
| |
| const TensorDescriptor &Tensor::desc() const |
| { |
| return _desc; |
| } |
| |
| void Tensor::set_handle(std::unique_ptr<ITensorHandle> backend_tensor) |
| { |
| _handle = std::move(backend_tensor); |
| } |
| |
| ITensorHandle *Tensor::handle() |
| { |
| return _handle.get(); |
| } |
| |
| void Tensor::set_accessor(std::unique_ptr<ITensorAccessor> accessor) |
| { |
| _accessor = std::move(accessor); |
| } |
| |
| ITensorAccessor *Tensor::accessor() |
| { |
| return _accessor.get(); |
| } |
| |
| std::unique_ptr<ITensorAccessor> Tensor::extract_accessor() |
| { |
| return std::move(_accessor); |
| } |
| |
| bool Tensor::call_accessor() |
| { |
| // Early exit guard |
| if(!_accessor || !_handle) |
| { |
| return false; |
| } |
| |
| const bool access_data = _accessor->access_tensor_data(); |
| |
| if(access_data) |
| { |
| // Map tensor |
| _handle->map(true); |
| |
| // Return in case of null backend buffer |
| if(_handle->tensor().buffer() == nullptr) |
| { |
| return false; |
| } |
| } |
| |
| // Call accessor |
| bool retval = _accessor->access_tensor(_handle->tensor()); |
| |
| if(access_data) |
| { |
| // Unmap tensor |
| _handle->unmap(); |
| } |
| |
| return retval; |
| } |
| |
| void Tensor::bind_edge(EdgeID eid) |
| { |
| _bound_edges.insert(eid); |
| } |
| |
| void Tensor::unbind_edge(EdgeID eid) |
| { |
| _bound_edges.erase(eid); |
| } |
| |
| std::set<EdgeID> Tensor::bound_edges() const |
| { |
| return _bound_edges; |
| } |
| } // namespace graph |
| } // namespace arm_compute |