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_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_GRAD_APPLY_MOMENTUM_H_ 18 #define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_GRAD_APPLY_MOMENTUM_H_ 19 20 #include <vector> 21 #include "src/train/optimizer_kernel.h" 22 #include "nnacl/fp32_grad/optimizer.h" 23 24 namespace mindspore::kernel { 25 class ApplyMomentumCPUKernel : public OptimizerKernel { 26 public: ApplyMomentumCPUKernel(OpParameter * parameter,const std::vector<lite::Tensor * > & inputs,const std::vector<lite::Tensor * > & outputs,const lite::InnerContext * ctx)27 explicit ApplyMomentumCPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs, 28 const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx) 29 : OptimizerKernel(parameter, inputs, outputs, ctx, 2, 3), 30 thread_count_(ctx->thread_num_), 31 apply_momentum_param_(nullptr) { 32 apply_momentum_param_ = reinterpret_cast<ApplyMomentumParameter *>(parameter); 33 } ~ApplyMomentumCPUKernel()34 ~ApplyMomentumCPUKernel() override { 35 if (grad_sum_ != nullptr) { 36 ms_context_->allocator->Free(grad_sum_); 37 grad_sum_ = nullptr; 38 } 39 } 40 int Init() override; 41 int ReSize() override; 42 int Execute(int task_id); 43 int Run() override; 44 int OptimizerStep() override; 45 std::vector<int> GetOptimizerParamsIdxs() const override; 46 47 private: 48 int thread_count_; 49 ApplyMomentumParameter *apply_momentum_param_; 50 }; 51 52 } // namespace mindspore::kernel 53 54 #endif // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_GRAD_APPLY_MOMENTUM_H_ 55