wehub-resource-sync
66 lines
2.5 KiB
C++
66 lines
2.5 KiB
C++
// Copyright (c) 2021 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 "glog/logging.h"
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#include "gtest/gtest.h"
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#include "paddle/fluid/eager/autograd_meta.h"
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#include "paddle/fluid/eager/eager_tensor.h"
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#include "paddle/fluid/eager/grad_node_info.h"
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#include "paddle/phi/api/lib/utils/allocator.h"
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namespace egr {
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class TensorWrapper;
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}
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namespace eager_test {
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class GradTestNode : public egr::GradNodeBase {
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public:
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~GradTestNode() override = default;
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GradTestNode(float val, int in_num, int out_num)
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: GradNodeBase(in_num, out_num), val_(val) {}
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GradTestNode() : GradNodeBase() { val_ = 1.0; }
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std::string name() override { return "GradTestNode"; }
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paddle::small_vector<std::vector<paddle::Tensor>, egr::kSlotSmallVectorSize>
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operator()(paddle::small_vector<std::vector<paddle::Tensor>,
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egr::kSlotSmallVectorSize>& grads, // NOLINT
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bool create_graph = false,
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bool is_new_grad = false) override {
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val_ = std::dynamic_pointer_cast<phi::DenseTensor>(grads[0][0].impl())
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->data<float>()[0];
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phi::DenseTensorMeta meta =
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phi::DenseTensorMeta(phi::DataType::FLOAT32, common::make_ddim({1, 1}));
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std::shared_ptr<phi::DenseTensor> dt = std::make_shared<phi::DenseTensor>(
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std::make_unique<paddle::experimental::DefaultAllocator>(
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phi::CPUPlace())
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.get(),
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meta);
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auto* dt_ptr = dt->mutable_data<float>(phi::CPUPlace());
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dt_ptr[0] = 6.0f;
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paddle::Tensor et1(dt);
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paddle::small_vector<std::vector<paddle::Tensor>, egr::kSlotSmallVectorSize>
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res = {{et1}};
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return res;
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}
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void ClearTensorWrappers() override { VLOG(6) << "Do nothing here now"; }
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std::shared_ptr<GradNodeBase> Copy() const override {
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{
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auto copied_node = std::shared_ptr<GradTestNode>(new GradTestNode(*this));
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return copied_node;
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}
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}
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float val_;
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};
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} // namespace eager_test
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