1 /** 2 * Copyright 2023 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef MINDSPORE_PI_JIT_FUNC_WRAPPER_H_ 18 #define MINDSPORE_PI_JIT_FUNC_WRAPPER_H_ 19 20 #include <map> 21 #include <memory> 22 #include <set> 23 #include <string> 24 #include <vector> 25 #include "pipeline/jit/pi/graph_compiler/pi_ir/ctrl_flow.h" 26 #include "pipeline/jit/pi/graph_compiler/pi_ir/custom_nodes.h" 27 #include "pipeline/jit/pi/graph_compiler/pi_ir/ir_visitor.h" 28 #include "pipeline/jit/pi/graph_compiler/pi_ir/value.h" 29 30 namespace mindspore { 31 namespace pijit { 32 namespace py = pybind11; 33 using ValuePtrList = std::vector<ir::ValuePtr>; 34 35 class InputsCollector final : public ir::IRVisitor { 36 public: InputsCollector(const ir::NodePtrList & nodes)37 explicit InputsCollector(const ir::NodePtrList &nodes) : nodes_(nodes) {} 38 virtual ~InputsCollector() = default; 39 const ValuePtrList &GetInputs(); 40 void Visit_(const ir::LoadValueNodePtr &node) override; 41 void Visit_(const ir::StoreNodePtr &node) override; 42 43 private: 44 void AddInput(const ir::NodePtr &input); 45 void AddAssignedVar(const ir::NodePtr &var); 46 47 const ir::NodePtrList &nodes_; 48 ValuePtrList inputs_; 49 std::set<py::object> input_names_; 50 std::set<py::object> assigned_vars_; 51 }; 52 53 using InputsCollectorPtr = std::shared_ptr<InputsCollector>; 54 55 class OutputsCollector final : public ir::IRVisitor { 56 public: OutputsCollector(const ir::NodePtrList & nodes)57 explicit OutputsCollector(const ir::NodePtrList &nodes) : nodes_(nodes) {} 58 virtual ~OutputsCollector() = default; 59 const ValuePtrList &GetOutputs(); 60 void Visit_(const ir::StoreNodePtr &node) override; 61 62 private: 63 void AddOutput(const ir::NodePtr &output); 64 65 const ir::NodePtrList &nodes_; 66 ValuePtrList outputs_; 67 std::set<py::object> output_names_; 68 }; 69 70 using OutputsCollectorPtr = std::shared_ptr<OutputsCollector>; 71 72 // FuncInliner to convert ir graph to function graph 73 class FuncWrapper { 74 public: FuncWrapper(const std::string & func_name,const ir::NodePtrList & nodes)75 explicit FuncWrapper(const std::string &func_name, const ir::NodePtrList &nodes) 76 : func_(std::make_shared<ir::FunctionNode>(func_name, nodes)) {} 77 virtual ~FuncWrapper() = default; 78 ir::FunctionNodePtr Wrapper(); 79 const ValuePtrList &GetOutputs(); SpecifyOutputs(const ValuePtrList & outputs)80 void SpecifyOutputs(const ValuePtrList &outputs) { outputs_ = outputs; } 81 82 private: 83 void GenerateParameters() const; 84 void GenerateReturn() const; 85 86 const ir::FunctionNodePtr func_; 87 ValuePtrList outputs_; 88 }; 89 90 using FuncWrapperPtr = std::shared_ptr<FuncWrapper>; 91 } // namespace pijit 92 } // namespace mindspore 93 94 #endif // MINDSPORE_PI_JIT_FUNC_WRAPPER_H_ 95