runtime/onert/core/include/backend/BackendContext.h

   1 /*
   2  * Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
   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 __ONERT_BACKEND_BACKEND_CONTEXT_H__
  18 #define __ONERT_BACKEND_BACKEND_CONTEXT_H__
  19
  20 #include <memory>
  21 #include "ir/Graph.h"
  22
  23 namespace onert
  24 {
  25 namespace backend
  26 {
  27
  28 class Backend;
  29 class IConstantInitializer;
  30 class IKernelGenerator;
  31 class ITensorRegister;
  32 struct ITensorRegistry;
  33 struct ITensorBuilder;
  34 struct IOptimizer;
  35
  36 class BackendContext
  37 {
  38 public:
  39   struct OperationInfo
  40   {
  41     ir::OperationIndex index;
  42     ir::Layout layout;
  43
  44     OperationInfo(ir::OperationIndex index, ir::Layout layout) : index{index}, layout{layout} {}
  45   };
  46
  47 public:
  48   BackendContext(const Backend *backend, const ir::Graph *graph,
  49                  std::shared_ptr<ITensorRegistry> tensor_registry = nullptr,
  50                  std::shared_ptr<ITensorBuilder> tensor_builder = nullptr,
  51                  std::shared_ptr<IConstantInitializer> constant_initializer = nullptr,
  52                  std::shared_ptr<IKernelGenerator> kernel_gen = nullptr,
  53                  std::shared_ptr<ITensorRegister> tensor_register = nullptr,
  54                  std::shared_ptr<IOptimizer> optimizer = nullptr)
  55       : _backend{backend}, _graph{graph}, tensor_registry{tensor_registry},
  56         tensor_builder{tensor_builder}, constant_initializer{constant_initializer},
  57         kernel_gen{kernel_gen}, tensor_register{tensor_register}, optimizer{optimizer}
  58   {
  59   }
  60
  61   virtual ~BackendContext() = default;
  62
  63   void initialize(const std::vector<OperationInfo> &operation_list,
  64                   const std::vector<ir::OperandIndex> &operand_list);
  65   void initConsts();
  66
  67   const Backend *backend() const { return _backend; }
  68   const ir::Graph *graph() const { return _graph; }
  69   const std::vector<OperationInfo> &operation_list() { return _operation_list; }
  70   const std::vector<ir::OperandIndex> &operand_list() { return _operand_list; }
  71
  72 private:
  73   const Backend *_backend{nullptr};
  74   const ir::Graph *_graph{nullptr};
  75   std::vector<OperationInfo> _operation_list;
  76   std::vector<ir::OperandIndex> _operand_list;
  77
  78 public:
  79   std::shared_ptr<ITensorRegistry> tensor_registry;
  80   std::shared_ptr<ITensorBuilder> tensor_builder;
  81   std::shared_ptr<IConstantInitializer> constant_initializer;
  82   std::shared_ptr<IKernelGenerator> kernel_gen;
  83   std::shared_ptr<ITensorRegister> tensor_register;
  84   std::shared_ptr<IOptimizer> optimizer;
  85 };
  86
  87 using BackendContexts = std::unordered_map<const Backend *, std::unique_ptr<BackendContext>>;
  88
  89 } // namespace backend
  90 } // namespace onert
  91
  92 #endif // __ONERT_BACKEND_BACKEND_CONTEXT_H__