1 /** 2 * Copyright 2019 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_CCSRC_FRONTEND_PARALLEL_TENSOR_LAYOUT_LAYOUT_TRANSFER_H_ 18 #define MINDSPORE_CCSRC_FRONTEND_PARALLEL_TENSOR_LAYOUT_LAYOUT_TRANSFER_H_ 19 20 #include <string> 21 #include "frontend/parallel/status.h" 22 #include "frontend/parallel/tensor_layout/tensor_layout.h" 23 24 namespace mindspore { 25 namespace parallel { 26 class LayoutTransfer { 27 public: 28 LayoutTransfer() = default; 29 virtual ~LayoutTransfer() = 0; 30 std::string ToString() const; 31 Status Init(const TensorLayout &from_in, const TensorLayout &to_in); from_in()32 TensorLayout from_in() const { return from_in_; } to_in()33 TensorLayout to_in() const { return to_in_; } 34 35 protected: IsSameTensorShape()36 bool IsSameTensorShape() const { return from_in_.IsSameTensorShape(to_in_); } IsSameDeviceArrangement()37 bool IsSameDeviceArrangement() const { return from_in_.IsSameDeviceArrangement(to_in_); } 38 39 TensorLayout from_in_; 40 TensorLayout to_in_; 41 42 private: 43 virtual Status CheckValidTransfer() = 0; 44 }; 45 } // namespace parallel 46 } // namespace mindspore 47 48 #endif // MINDSPORE_CCSRC_FRONTEND_PARALLEL_TENSOR_LAYOUT_LAYOUT_TRANSFER_H_ 49