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author | Anthony Barbier <anthony.barbier@arm.com> | 2017-08-04 18:20:27 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-11-02 16:35:24 +0000 |
commit | 2a07e184f7b359d13aa6cacfdc6431f9b191ef0c (patch) | |
tree | 9faddf43b82aa6abd7a65920ca60f21cc7b9032c /src/graph/Graph.cpp | |
parent | cdf51455df8835e9e3bfd3e31ed389146af9a573 (diff) | |
download | ComputeLibrary-2a07e184f7b359d13aa6cacfdc6431f9b191ef0c.tar.gz |
COMPMID-363 Add Graph library support
Change-Id: Ie841419bf65d0e06bdfe0bdd2d8d4e0bb3631e54
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/87931
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Diffstat (limited to 'src/graph/Graph.cpp')
-rw-r--r-- | src/graph/Graph.cpp | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/src/graph/Graph.cpp b/src/graph/Graph.cpp new file mode 100644 index 0000000000..525506f316 --- /dev/null +++ b/src/graph/Graph.cpp @@ -0,0 +1,255 @@ +/* + * Copyright (c) 2017 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/Graph.h" + +#include "arm_compute/graph/CL/CLMap.h" +#include "arm_compute/graph/CL/CLUnmap.h" +#include "arm_compute/graph/INode.h" +#include "arm_compute/graph/Tensor.h" +#include "arm_compute/runtime/CL/CLTensor.h" +#include "arm_compute/runtime/Tensor.h" + +using namespace arm_compute::graph; + +struct Stage +{ + Tensor *_input; + Tensor *_output; + std::unique_ptr<arm_compute::IFunction> _function; +}; + +struct Graph::Private +{ +public: + /** Finalizes the current node's configuration + * + * @param _next_hint Device execution hint + */ + void configure(Hint _next_hint); + + /** Sets whether to enable information print out + * + * @param[in] is_enabled Set to true if need info printed out + */ + void set_info_enablement(bool is_enabled); + + std::vector<Stage> _pipeline{}; + std::vector<std::unique_ptr<Tensor>> _tensors{}; + std::vector<std::unique_ptr<INode>> _nodes{}; + Hint _current_hint{ Hint::DONT_CARE }; + Hint _next_hint{ Hint::DONT_CARE }; + std::unique_ptr<Tensor> _graph_input{ nullptr }; + std::unique_ptr<Tensor> _graph_output{ nullptr }; + std::unique_ptr<INode> _current_node{ nullptr }; + Tensor *_current_output{ nullptr }; + bool _info_enabled{ false }; + +private: + Tensor *_current_input{ nullptr }; + Hint _previous_hint{ Hint::DONT_CARE }; +}; + +Graph::~Graph() //NOLINT +{ + //Can't use =default because the destructor must be defined after Graph::Private's definition +} + +Graph::Graph() + : _pimpl{ new Private() } +{ +} + +void Graph::run() +{ + while(true) + { + if(!_pimpl->_graph_input->call_accessor()) + { + return; + } + + for(auto &stage : _pimpl->_pipeline) + { + stage._function->run(); + } + + if(!_pimpl->_graph_output->call_accessor()) + { + return; + } + } +} + +//Finalize current node's configuration +void Graph::Private::configure(Hint _next_hint) +{ + ARM_COMPUTE_ERROR_ON(_current_node == nullptr); + ARM_COMPUTE_ERROR_ON(_graph_input == nullptr); + + // Is it the first node of the graph ? + if(_current_input == nullptr) + { + _graph_input->set_target(_current_hint); + _current_input = _graph_input.get(); + _previous_hint = _current_hint; // For the first node just assume the previous node was of the same type as this one + } + + //Automatic output configuration ? + if(_current_output == nullptr) + { + _tensors.push_back(arm_compute::support::cpp14::make_unique<Tensor>(TensorInfo())); + _current_output = _tensors.back().get(); + } + + // If either the writer or reader node needs OpenCL then use OpenCL memory: + if((_next_hint == Hint::OPENCL || _current_hint == Hint::OPENCL)) + { + _current_output->set_target(Hint::OPENCL); + } + else + { + _current_output->set_target(Hint::NEON); + } + + // Map input if needed + std::unique_ptr<arm_compute::IFunction> func = _current_node->instantiate_node(_current_hint, _current_input->tensor(), _current_output->tensor()); + _current_input->allocate(); + + if(_current_input->target() == Hint::OPENCL) + { + if(_previous_hint == Hint::NEON) + { + ARM_COMPUTE_ERROR_ON(_current_hint == Hint::NEON); + _pipeline.push_back({ _current_input, _current_input, arm_compute::support::cpp14::make_unique<CLUnmap>(_current_input) }); + } + if(_current_hint == Hint::NEON) + { + ARM_COMPUTE_ERROR_ON(_previous_hint == Hint::NEON); + _pipeline.push_back({ _current_input, _current_input, arm_compute::support::cpp14::make_unique<CLMap>(_current_input, true) }); + } + } + + _pipeline.push_back({ _current_input, _current_output, std::move(func) }); + + _current_input = _current_output; + _current_output = nullptr; + _previous_hint = _current_hint; + _current_hint = _next_hint; +} + +void Graph::Private::set_info_enablement(bool is_enabled) +{ + _info_enabled = is_enabled; +} + +void Graph::add_node(std::unique_ptr<INode> node) +{ + ARM_COMPUTE_ERROR_ON_MSG(_pimpl->_graph_input == nullptr, "The graph's input must be set before the first node is added"); + ARM_COMPUTE_ERROR_ON_MSG(_pimpl->_graph_output != nullptr, "Nothing can be added after the output tensor"); + //Trigger the creation of the current Node: + + Hint _next_hint = node->override_hint(_pimpl->_next_hint); + ARM_COMPUTE_ERROR_ON(_next_hint == Hint::DONT_CARE); + if(_pimpl->_current_node) + { + //Finalize the previous Node: + _pimpl->configure(_pimpl->_next_hint); + + if(_pimpl->_info_enabled) + { + _pimpl->_current_node->print_info(); + } + } + else + { + // If that's the first node then use the same Hint before and after the node. + _pimpl->_current_hint = _next_hint; + } + if(_pimpl->_current_node) + { + _pimpl->_nodes.push_back(std::move(_pimpl->_current_node)); + } + _pimpl->_current_node = std::move(node); +} +void Graph::set_hint(Hint hint) +{ + _pimpl->_next_hint = hint; +} + +void Graph::set_info_enablement(bool is_enabled) +{ + _pimpl->set_info_enablement(is_enabled); +} + +//Add a tensor with an Accessor (i.e either the input or output of the graph) +void Graph::add_tensor(std::unique_ptr<Tensor> tensor) +{ + // If it's the first Tensor added then it will be the input of the Graph. + if(_pimpl->_graph_input == nullptr) + { + ARM_COMPUTE_ERROR_ON(_pimpl->_graph_output != nullptr); + ARM_COMPUTE_ERROR_ON(_pimpl->_current_node != nullptr); + _pimpl->_graph_input = std::move(tensor); + } + else + { + // Else it will be the output of the Graph + ARM_COMPUTE_ERROR_ON(_pimpl->_graph_output != nullptr); + ARM_COMPUTE_ERROR_ON(_pimpl->_current_node == nullptr); + _pimpl->_graph_output = std::move(tensor); + _pimpl->_current_output = _pimpl->_graph_output.get(); + + // Finalize the graph by configuring the last Node of the graph: + _pimpl->configure(_pimpl->_current_hint); // Ignore _next_hint as this is the last node, and just use the same hint as before this node. + _pimpl->_graph_output->allocate(); + } +} + +void Graph::set_temp(TensorInfo &&tmp) +{ + ARM_COMPUTE_ERROR_ON(_pimpl->_graph_input == nullptr); + ARM_COMPUTE_ERROR_ON(_pimpl->_graph_output != nullptr); + ARM_COMPUTE_ERROR_ON_MSG(_pimpl->_current_output != nullptr, "TensorInfo for temporary tensor already set"); + + _pimpl->_tensors.push_back(arm_compute::support::cpp14::make_unique<Tensor>(std::move(tmp))); + _pimpl->_current_output = _pimpl->_tensors.back().get(); +} + +Graph &arm_compute::graph::operator<<(Graph &graph, TensorInfo &&info) +{ + graph.set_temp(std::move(info)); + return graph; +} + +Graph &arm_compute::graph::operator<<(Graph &graph, Tensor &&tensor) +{ + graph.add_tensor(arm_compute::support::cpp14::make_unique<Tensor>(std::move(tensor))); + return graph; +} + +Graph &arm_compute::graph::operator<<(Graph &graph, Hint hint) +{ + graph.set_hint(hint); + return graph; +} |