mindspore2022/mindspore/ccsrc/backend/session/single_kernel_graph.cc

64 lines
2.4 KiB
C++

/**
* Copyright 2021 Huawei Technologies Co., Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "backend/session/single_kernel_graph.h"
#include <memory>
#include <string>
#include <vector>
#include "backend/session/anf_runtime_algorithm.h"
namespace mindspore {
namespace session {
std::shared_ptr<session::KernelGraph> SingleKernelGraph::ConstructKernelGraphBasedOnSingleOp(
const std::string &op_name, const std::vector<TypeId> &input_dtypes, const std::vector<ShapeVector> &input_shapes,
const std::vector<TypeId> &output_dtypes, const std::vector<std::vector<size_t>> &output_shapes) {
auto graph = std::make_shared<session::KernelGraph>();
std::vector<AnfNodePtr> inputs;
// set input[0]
PrimitivePtr op_prim = std::make_shared<Primitive>(op_name);
MS_EXCEPTION_IF_NULL(op_prim);
inputs.push_back(std::make_shared<ValueNode>(op_prim));
// construct real input
if (input_dtypes.size() != input_shapes.size()) {
MS_LOG(EXCEPTION) << " input_dtypes size should equal to input_shapes size";
}
auto input_num = input_dtypes.size();
for (size_t i = 0; i < input_num; ++i) {
auto tensor = std::make_shared<tensor::Tensor>(input_dtypes[i], input_shapes[i]);
auto value_node = graph->NewValueNode(tensor);
inputs.push_back(value_node);
}
// obtain cnode
auto cnode = graph->NewCNode(inputs);
MS_EXCEPTION_IF_NULL(cnode);
// get output dynamic shape info
AnfAlgo::SetNodeAttr(kAttrOutputIsDynamicShape, MakeValue(false), cnode);
if (output_dtypes.size() != output_shapes.size()) {
MS_LOG(EXCEPTION) << " output_dtypes size should equal to output_shapes size";
}
AnfAlgo::SetOutputInferTypeAndShape(output_dtypes, output_shapes, cnode.get());
// set execution order
std::vector<CNodePtr> exe_order = {cnode};
graph->set_execution_order(exe_order);
// set graph output
graph->set_output(cnode);
graph->SetInputNodes();
return graph;
}
} // namespace session
} // namespace mindspore