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

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// 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.
#pragma once
#include <vector>
#include "paddle/phi/common/scalar.h"
#include "paddle/phi/core/dense_tensor.h"
#include "paddle/phi/core/tensor_array.h"
#include "paddle/phi/infermeta/unary.h"
namespace phi {
template <typename Context>
void AssignKernel(const Context& dev_ctx,
const DenseTensor& x,
DenseTensor* out);
template <typename Context>
DenseTensor Assign(const Context& dev_ctx, const DenseTensor& x) {
DenseTensor out;
MetaTensor meta_out(&out);
MetaTensor meta_x(x);
UnchangedInferMeta(meta_x, &meta_out);
if (x.initialized()) {
AssignKernel<Context>(dev_ctx, x, &out);
}
return out;
}
template <typename Context>
void Assign(const Context& dev_ctx, const DenseTensor& x, DenseTensor* out) {
MetaTensor meta_out(out);
MetaTensor meta_x(x);
UnchangedInferMeta(meta_x, &meta_out);
if (x.initialized()) {
AssignKernel<Context>(dev_ctx, x, out);
}
}
// In order to be compatible with the `AsDispensable` input in the original
// assign op maker, the input parameter here needs to be dispensable, but
// this looks weird
template <typename Context>
void AssignRawKernel(const Context& dev_ctx,
const optional<DenseTensor>& x,
DenseTensor* out);
template <typename Context>
void AssignArrayKernel(const Context& dev_ctx,
const TensorArray& x,
TensorArray* out);
template <typename T, typename Context>
void AssignValueKernel(const Context& dev_ctx,
const std::vector<int>& shape,
DataType dtype,
const std::vector<Scalar>& values,
DenseTensor* out);
} // namespace phi