wehub-resource-sync
36 lines
1.3 KiB
C++
36 lines
1.3 KiB
C++
// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "paddle/phi/common/scalar.h"
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#include "paddle/phi/core/dense_tensor.h"
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#include "paddle/phi/kernels/funcs/padding.h"
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namespace phi {
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template <typename T, typename Context>
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void PadGradKernel(const Context& dev_ctx,
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const DenseTensor& d_out,
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const std::vector<int>& paddings,
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const Scalar& pad_value UNUSED,
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DenseTensor* d_x) {
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if (d_x == nullptr) {
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return;
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}
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dev_ctx.template Alloc<T>(d_x);
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if (d_x->numel() == 0) return;
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int rank = d_out.dims().size();
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funcs::PaddingGradFunctor<Context, T>(rank, dev_ctx, paddings, d_out, d_x);
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}
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} // namespace phi
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