wehub-resource-sync
106 lines
3.4 KiB
C++
106 lines
3.4 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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#include "paddle/phi/kernels/elementwise_add_kernel.h"
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#include "paddle/phi/api/ext/dispatch.h"
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#include "paddle/phi/backends/cpu/cpu_context.h"
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#include "paddle/phi/core/kernel_registry.h"
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#include "paddle/phi/kernels/cpu/elementwise.h"
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#include "paddle/phi/kernels/impl/elementwise_kernel_impl.h"
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namespace phi {
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template <typename T, typename Context>
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void AddFunctor(const Context& dev_ctx,
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const DenseTensor& x,
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const DenseTensor& y,
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int axis,
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DenseTensor* out) {
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dev_ctx.template Alloc<T>(out);
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if (x.dims() == y.dims()) {
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SameDimsElementwiseCompute<SameDimsAddFunctor<CPUContext, T>>()(
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dev_ctx, x, y, out);
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} else {
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auto x_dims = x.dims();
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auto y_dims = y.dims();
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if (x_dims.size() >= y_dims.size()) {
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funcs::ElementwiseCompute<funcs::AddFunctor<T>, T>(
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dev_ctx, x, y, funcs::AddFunctor<T>(), out, axis);
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} else {
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funcs::ElementwiseCompute<funcs::InverseAddFunctor<T>, T>(
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dev_ctx, x, y, funcs::InverseAddFunctor<T>(), out, axis);
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}
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}
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}
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template <typename T, typename Context>
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void AddKernel(const Context& dev_ctx,
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const DenseTensor& x,
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const DenseTensor& y,
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DenseTensor* out) {
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if (x.numel() == 0 || y.numel() == 0) {
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dev_ctx.template Alloc<T>(out);
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return;
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}
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AddFunctor<T, Context>(dev_ctx, x, y, -1, out);
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}
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template <typename T, typename Context>
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void GradAddKernel(const Context& dev_ctx,
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const DenseTensor& x,
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const DenseTensor& y,
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DenseTensor* out) {
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AddFunctor<T>(dev_ctx, x, y, -1, out);
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}
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#ifdef _WIN32
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INSTANTIATE_ADD_KERNEL(float, CPUContext)
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INSTANTIATE_ADD_KERNEL(double, CPUContext)
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INSTANTIATE_ADD_KERNEL(complex64, CPUContext)
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INSTANTIATE_ADD_KERNEL(complex128, CPUContext)
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#endif
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} // namespace phi
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// NOTE(chenweihang): using bfloat16 will cause redefine with xpu bfloat16
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// using bfloat16 = ::phi::bfloat16;
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PD_REGISTER_KERNEL(add,
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CPU,
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ALL_LAYOUT,
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phi::AddKernel,
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float,
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double,
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int16_t,
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int,
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bool,
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uint8_t,
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int8_t,
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int64_t,
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phi::complex64,
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phi::complex128) {}
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PD_REGISTER_KERNEL(grad_add,
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CPU,
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ALL_LAYOUT,
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phi::GradAddKernel,
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float,
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double,
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int16_t,
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int,
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bool,
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uint8_t,
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int8_t,
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int64_t,
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phi::complex64,
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phi::complex128) {}
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