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67 lines
2.2 KiB
67 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 <map>
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#include <set>
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#include <string>
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#include <unordered_map>
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#include <unordered_set>
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#include <vector>
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#include "paddle/fluid/framework/op_desc.h"
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#include "paddle/fluid/framework/op_registry.h"
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#include "paddle/fluid/imperative/engine.h"
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#include "paddle/fluid/imperative/layer.h"
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#include "paddle/fluid/platform/place.h"
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namespace paddle {
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namespace imperative {
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void CreateGradOp(const framework::OpDesc& op_desc,
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const std::unordered_set<std::string>& no_grad_set,
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const std::vector<framework::BlockDesc*>& grad_sub_block,
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framework::OpDesc** grad_op_desc,
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std::unordered_map<std::string, std::string>* grad_to_var);
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void InitVar(const VarBase* var, framework::Variable* grad_var,
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platform::DeviceContext* dev_ctx);
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platform::Place GetExpectedPlace(platform::Place place, VarBasePtrMap inputs);
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class Tracer {
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public:
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explicit Tracer(framework::BlockDesc* root_block);
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virtual ~Tracer() {}
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std::set<std::string> Trace(OpBase* op, const VarBasePtrMap& inputs,
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VarBasePtrMap* outputs, // NOLINT
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framework::AttributeMap attrs_map,
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const platform::Place expected_place,
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const bool stop_gradient = false);
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std::vector<VarBase*> PyTrace(OpBase* op, const std::vector<VarBase*>& inputs,
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bool stop_gradient = false);
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private:
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platform::Place GetPlace(const VarBasePtrMap& inputs);
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framework::BlockDesc* root_block_;
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};
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} // namespace imperative
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} // namespace paddle
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