Files
2026-07-13 12:40:42 +08:00

148 lines
6.9 KiB
C++

// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// 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.
#include "paddle/phi/kernels/selected_rows/adamw_kernel.h"
#include "glog/logging.h"
#include "paddle/phi/backends/cpu/cpu_context.h"
#include "paddle/phi/core/kernel_registry.h"
#include "paddle/phi/core/tensor_utils.h"
#include "paddle/phi/kernels/adam_kernel.h"
#include "paddle/phi/kernels/funcs/adam_functors.h"
#include "paddle/phi/kernels/selected_rows/adam_kernel.h"
namespace phi::sr {
template <typename T, typename Context>
void AdamwDenseParamSparseGradKernel(const Context& dev_ctx,
const DenseTensor& param,
const SelectedRows& grad,
const DenseTensor& learning_rate,
const DenseTensor& moment1,
const DenseTensor& moment2,
const optional<DenseTensor>& moment2_max,
const DenseTensor& beta1_pow,
const DenseTensor& beta2_pow,
const optional<DenseTensor>& master_param,
const optional<DenseTensor>& skip_update,
const Scalar& beta1,
const Scalar& beta2,
const Scalar& epsilon,
float lr_ratio,
float coeff,
bool with_decay,
bool lazy_mode,
int64_t min_row_size_to_use_multithread,
bool multi_precision,
bool use_global_beta_pow,
bool amsgrad,
DenseTensor* param_out,
DenseTensor* moment1_out,
DenseTensor* moment2_out,
DenseTensor* moment2_max_out,
DenseTensor* beta1_pow_out,
DenseTensor* beta2_pow_out,
DenseTensor* master_param_outs) {
bool skip_update_ = false;
if (skip_update.is_initialized()) {
PADDLE_ENFORCE_EQ(
skip_update->numel(),
1,
errors::InvalidArgument("Input(SkipUpdate) size must be 1, but get %d",
skip_update->numel()));
std::vector<bool> skip_update_vec;
TensorToVector(*skip_update, dev_ctx, &skip_update_vec);
skip_update_ = skip_update_vec[0];
}
VLOG(3) << "Skip update" << skip_update_;
if (skip_update_ || !with_decay) {
AdamDenseParamSparseGradKernel<T, Context>(dev_ctx,
param,
grad,
learning_rate,
moment1,
moment2,
moment2_max,
beta1_pow,
beta2_pow,
master_param,
skip_update,
beta1,
beta2,
epsilon,
lazy_mode,
min_row_size_to_use_multithread,
multi_precision,
use_global_beta_pow,
amsgrad,
param_out,
moment1_out,
moment2_out,
moment2_max_out,
beta1_pow_out,
beta2_pow_out,
master_param_outs);
return;
}
auto* param_ =
master_param.is_initialized() ? master_param.get_ptr() : &param;
T coeff_ = static_cast<T>(coeff);
T lr_ratio_ = static_cast<T>(lr_ratio);
funcs::AdamWFunctor<T, funcs::CPUAdamW> functor(
coeff_,
lr_ratio_,
learning_rate.data<T>(),
const_cast<T*>(param_->data<T>()));
functor(param_->numel());
AdamDenseParamSparseGradKernel<T, Context>(dev_ctx,
param,
grad,
learning_rate,
moment1,
moment2,
moment2_max,
beta1_pow,
beta2_pow,
master_param,
skip_update,
beta1,
beta2,
epsilon,
lazy_mode,
min_row_size_to_use_multithread,
multi_precision,
use_global_beta_pow,
amsgrad,
param_out,
moment1_out,
moment2_out,
moment2_max_out,
beta1_pow_out,
beta2_pow_out,
master_param_outs);
}
} // namespace phi::sr
PD_REGISTER_KERNEL(adamw_dense_param_sparse_grad,
CPU,
ALL_LAYOUT,
phi::sr::AdamwDenseParamSparseGradKernel,
float,
double) {}