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72 lines
2.2 KiB
72 lines
2.2 KiB
// Copyright (c) 2018 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 <vector>
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#include "paddle/fluid/framework/eigen.h"
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#include "paddle/fluid/framework/op_registry.h"
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#include "paddle/fluid/framework/tensor_util.h"
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#include "paddle/fluid/platform/float16.h"
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#include "paddle/fluid/platform/transform.h"
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namespace paddle {
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namespace operators {
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struct InfinityFunctor {
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void operator()(const framework::Tensor& tensor, framework::Tensor* out) {
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framework::TensorContainsInf(tensor, out);
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}
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};
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struct NANFunctor {
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void operator()(const framework::Tensor& tensor, framework::Tensor* out) {
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framework::TensorContainsNAN(tensor, out);
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}
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};
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struct IsfiniteFunctor {
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void operator()(const framework::Tensor& tensor, framework::Tensor* out) {
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framework::TensorIsfinite(tensor, out);
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}
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};
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template <typename DeviceContext, typename T, typename Functor>
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class OverflowKernel : public framework::OpKernel<T> {
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public:
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virtual void Compute(const framework::ExecutionContext& ctx) const {
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auto* x = ctx.InputVar("X");
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auto* out = ctx.Output<framework::Tensor>("Out");
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out->mutable_data<T>(ctx.GetPlace());
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Functor functor;
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if (x->IsType<framework::LoDTensor>()) {
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auto* in = ctx.Input<framework::Tensor>("X");
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functor(*in, out);
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} else if (x->IsType<framework::SelectedRows>()) {
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auto& in = ctx.Input<framework::SelectedRows>("X")->value();
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functor(in, out);
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} else {
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PADDLE_THROW("Unsupported input type.");
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}
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}
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};
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} // namespace operators
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} // namespace paddle
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#define FOR_EACH_KERNEL_FUNCTOR(__macro) \
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__macro(isinf, InfinityFunctor); \
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__macro(isnan, NANFunctor); \
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__macro(isfinite, IsfiniteFunctor);
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