mindspore2022/mindspore/core/ops/lstm.h

/**
 * Copyright 2020 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.
 */

#ifndef MINDSPORE_CORE_OPS_LSTM_H_
#define MINDSPORE_CORE_OPS_LSTM_H_

#include <map>
#include <vector>
#include <string>
#include <memory>
#include <algorithm>
#include "ops/op_utils.h"
#include "ops/primitive_c.h"
#include "abstract/primitive_infer_map.h"
#include "abstract/abstract_value.h"
#include "utils/check_convert_utils.h"

namespace mindspore {
namespace ops {
constexpr auto kNameLSTM = "LSTM";
class LSTM : public PrimitiveC {
 public:
  LSTM() : PrimitiveC(kNameLSTM) {}
  ~LSTM() = default;
  MS_DECLARE_PARENT(LSTM, PrimitiveC);
  void Init(const int64_t input_size, const int64_t hidden_size, const int64_t num_layers, const bool has_bias,
            const float dropout, const bool bidirectional = false);
  void set_input_size(const int64_t input_size);
  int64_t get_input_size() const;
  void set_hidden_size(const int64_t hidden_size);
  int64_t get_hidden_size() const;
  void set_num_layers(const int64_t num_layers);
  int64_t get_num_layers() const;
  void set_has_bias(const bool has_bias);
  bool get_has_bias() const;
  void set_dropout(const float dropout);
  float get_dropout() const;
  void set_bidirectional(const bool bidirectional);
  bool get_bidirectional() const;
  void set_num_directions(const int64_t num_directions);
  int64_t get_num_directions() const;
  int64_t get_good_ld(const int64_t dim, const int64_t type_size);
};
AbstractBasePtr LstmInfer(const abstract::AnalysisEnginePtr &, const PrimitivePtr &primitive,
                          const std::vector<AbstractBasePtr> &input_args);
using PrimLstmPtr = std::shared_ptr<LSTM>;
}  // namespace ops
}  // namespace mindspore

#endif  // MINDSPORE_CORE_OPS_LSTM_H_