1 /** 2 * Copyright 2020-2021 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_PS_UTIL_H_ 18 #define MINDSPORE_CCSRC_PS_UTIL_H_ 19 20 #include <map> 21 #include <memory> 22 #include <vector> 23 #include <string> 24 #include "utils/hash_map.h" 25 #include "include/backend/distributed/ps/constants.h" 26 #include "include/backend/anf_runtime_algorithm.h" 27 #include "include/common/utils/anfalgo.h" 28 #include "kernel/common_utils.h" 29 #include "include/backend/visible.h" 30 31 namespace mindspore { 32 namespace ps { 33 constexpr size_t kNodeInputWeightNameOffset = 1; 34 constexpr size_t kNodeInputWeightIndexOffset = 2; 35 36 class BACKEND_EXPORT Util { 37 public: 38 static bool IsRoleOfPServer(); 39 static bool IsRoleOfScheduler(); 40 static int64_t optimizer_id(const std::string &name); 41 static std::string optimizer_name(int64_t id); 42 static std::string optimizer_node_name(int64_t id); 43 static bool is_optimizer(const std::string &name); 44 static int64_t LocalShard(int64_t first_dim, int64_t rank_id, int64_t server_num); 45 static std::map<int64_t, int64_t> AllRankLocalShard(int64_t first_dim, int64_t rank_id, int64_t server_num); 46 static bool FuseServerCommOps(const FuncGraphPtr &func_graph); 47 static WeightPtr MakeWeightPtr(const std::shared_ptr<std::vector<float>> &data, bool enable_recovery, 48 const std::shared_ptr<std::vector<int>> &shape = nullptr); 49 static std::string GetPrimitiveName(const CNodePtr &cnode); 50 51 private: 52 static void DoFusion(const FuncGraphPtr &func_graph, const std::string &cnode_name, 53 const std::string &fused_cnode_name); 54 static kernel::KernelBuildInfoPtr GenerateKernelBuildInfo(const std::vector<AnfNodePtr> &node_list); 55 }; 56 } // namespace ps 57 } // namespace mindspore 58 #endif // MINDSPORE_CCSRC_PS_UTIL_H_ 59