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 #ifndef MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_PS_PSERVER_KERNEL_H_ 17 #define MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_PS_PSERVER_KERNEL_H_ 18 19 #include <vector> 20 #include <memory> 21 #include "backend/kernel_compiler/kernel.h" 22 #include "ps/util.h" 23 24 namespace mindspore { 25 namespace kernel { 26 namespace ps { 27 using mindspore::ps::Util; 28 class PServerKernel { 29 public: PServerKernel(size_t rank_id,size_t pserver_num,size_t worker_num)30 PServerKernel(size_t rank_id, size_t pserver_num, size_t worker_num) 31 : rank_id_(rank_id), pserver_num_(pserver_num), worker_num_(worker_num) {} 32 ~PServerKernel() = default; 33 PServerKernel(const PServerKernel &) = delete; 34 PServerKernel &operator=(const PServerKernel &) = delete; InitKernel(const std::shared_ptr<std::vector<std::shared_ptr<std::vector<size_t>>>> &)35 virtual void InitKernel(const std::shared_ptr<std::vector<std::shared_ptr<std::vector<size_t>>>> &) {} InitKernel(const CNodePtr & cnode,const std::shared_ptr<std::vector<std::shared_ptr<std::vector<size_t>>>> &)36 virtual void InitKernel(const CNodePtr &cnode, 37 const std::shared_ptr<std::vector<std::shared_ptr<std::vector<size_t>>>> &) {} ReInit(const std::vector<std::vector<size_t>> &)38 virtual void ReInit(const std::vector<std::vector<size_t>> &) {} 39 virtual bool Execute(const std::vector<AddressPtr> &inputs, const std::vector<AddressPtr> &workspace, 40 const std::vector<AddressPtr> &outputs) = 0; UpdateEmbeddings(float * embedding_table,const size_t * lookup_ids,const float * update_vals,size_t ids_size)41 virtual void UpdateEmbeddings(float *embedding_table, const size_t *lookup_ids, const float *update_vals, 42 size_t ids_size) {} 43 virtual const std::vector<size_t> &input_sizes() const = 0; 44 virtual const std::vector<size_t> &output_sizes() const = 0; 45 virtual const std::vector<size_t> &workspace_sizes() const = 0; 46 47 protected: ReInit(const std::vector<AddressPtr> &)48 virtual void ReInit(const std::vector<AddressPtr> &) {} 49 void Shard(std::vector<size_t> *shape, int axis); 50 51 size_t rank_id_; 52 size_t pserver_num_; 53 size_t worker_num_; 54 }; 55 } // namespace ps 56 } // namespace kernel 57 } // namespace mindspore 58 59 #endif // MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_PS_PSERVER_KERNEL_H_ 60