1 /** 2 * Copyright 2020 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_BROADCAST_H_ 18 #define MINDSPORE_CORE_OPS_BROADCAST_H_ 19 #include <string> 20 #include <vector> 21 #include <memory> 22 23 #include "ops/primitive_c.h" 24 #include "abstract/abstract_value.h" 25 #include "utils/check_convert_utils.h" 26 27 namespace mindspore { 28 namespace ops { 29 constexpr auto kNameBroadcast = "Broadcast"; 30 /// \brief Broadcasts the tensor to the whole group. Refer to Python API @ref mindspore.ops.Broadcast for more details. 31 class MS_CORE_API Broadcast : public PrimitiveC { 32 public: 33 /// \brief Constructor. Broadcast()34 Broadcast() : PrimitiveC(kNameBroadcast) {} 35 /// \brief Destructor. 36 ~Broadcast() = default; 37 MS_DECLARE_PARENT(Broadcast, PrimitiveC); 38 /// \brief Init. Refer to the parameters of Python API @ref mindspore.ops.Broadcast for the inputs. 39 void Init(const int64_t root_rank, const std::string &group = "hccl_world_group"); 40 /// \brief Set root_rank. 41 void set_root_rank(const int64_t root_rank); 42 /// \brief Set group. 43 void set_group(const std::string &group); 44 /// \brief Get root_rank. 45 /// 46 /// \return root_rank. 47 int64_t get_root_rank() const; 48 /// \brief Get group. 49 /// 50 /// \return group. 51 std::string get_group() const; 52 }; 53 AbstractBasePtr BroadcastInfer(const abstract::AnalysisEnginePtr &, const PrimitivePtr &primitive, 54 const std::vector<AbstractBasePtr> &input_args); 55 using PrimBroadcast = std::shared_ptr<Broadcast>; 56 } // namespace ops 57 } // namespace mindspore 58 59 #endif // MINDSPORE_CORE_OPS_BROADCAST_H_ 60