ssa_graph_checker.h 1.5 KB
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// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include "paddle/fluid/framework/details/ssa_graph_builder.h"

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#include <string>

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namespace paddle {
namespace framework {
namespace details {

class SSAGraghBuilderWithChecker : public SSAGraphBuilder {
 public:
  explicit SSAGraghBuilderWithChecker(
      std::unique_ptr<SSAGraphBuilder>&& builder)
      : builder_(std::move(builder)) {}

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  std::unique_ptr<ir::Graph> Apply(
      std::unique_ptr<ir::Graph> graph) const override {
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    auto new_graph = builder_->Apply(std::move(graph));
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    PADDLE_ENFORCE(IsValidGraph(new_graph.get()));
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    return new_graph;
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  }

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  int GetVarDeviceID(const std::string& var_name) const override {
    return builder_->GetVarDeviceID(var_name);
  }

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  bool IsValidGraph(const ir::Graph* graph) const;
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 private:
  std::unique_ptr<SSAGraphBuilder> builder_;
};

}  // namespace details
}  // namespace framework
}  // namespace paddle