1 /** 2 * Copyright 2020-2022 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_CORE_OPS_GRU_H_ 18 #define MINDSPORE_CORE_OPS_GRU_H_ 19 20 #include <algorithm> 21 #include <map> 22 #include <memory> 23 #include <string> 24 #include <vector> 25 #include "mindapi/base/types.h" 26 #include "ops/base_operator.h" 27 28 namespace mindspore { 29 namespace ops { 30 constexpr auto kNameGRU = "GRU"; 31 /// \brief GRU defined the GRU operator prototype. 32 class MIND_API GRU : public BaseOperator { 33 public: 34 MIND_API_BASE_MEMBER(GRU); 35 /// \brief Constructor. GRU()36 GRU() : BaseOperator(kNameGRU) { 37 InitIOName({"x", "weight_input", "weight_hidden", "bias_input", "bias_hidden", "seq_length", "init_h"}, 38 {"output", "output_h", "update", "reset", "new", "hidden_new"}); 39 } 40 /// \brief Method to init the op's attributes. 41 /// 42 /// \param[in] bidirectional Define a boolean value to indicate whether the gru is single or double direction. 43 void Init(bool bidirectional = false); 44 45 /// \brief Method to set bidirectional attribute. 46 /// 47 /// \param bidirectional Define a boolean value to indicate whether the gru is single or double direction. 48 void set_bidirectional(bool bidirectional); 49 50 /// \brief Method to get bidirectional attribute. 51 /// 52 /// \return a boolean value. 53 bool get_bidirectional() const; 54 }; 55 } // namespace ops 56 } // namespace mindspore 57 58 #endif // MINDSPORE_CORE_OPS_GRU_H_ 59