add sub reid

zhangmeng

2020-01-10 c3765bd24fe73747688a0ec2a550f219c9acb384

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#pragma once
 
#include "caffe2/core/net.h"
#include "caffe2/core/observer.h"
#include "caffe2/core/operator.h"
#include "caffe2/observers/operator_attaching_net_observer.h"
 
namespace caffe2 {
 
class RunCountNetObserver;
 
class CAFFE2_API RunCountOperatorObserver final : public ObserverBase<OperatorBase> {
 public:
  explicit RunCountOperatorObserver(OperatorBase* op) = delete;
  RunCountOperatorObserver(OperatorBase* op, RunCountNetObserver* netObserver);
  ~RunCountOperatorObserver() {}
  std::unique_ptr<ObserverBase<OperatorBase>> rnnCopy(
      OperatorBase* subject,
      int rnn_order) const override;
 
 private:
  void Start() override;
  void Stop() override;
 
 private:
  RunCountNetObserver* netObserver_;
};
 
class CAFFE2_API RunCountNetObserver final : public OperatorAttachingNetObserver<
                                      RunCountOperatorObserver,
                                      RunCountNetObserver> {
 public:
  explicit RunCountNetObserver(NetBase* subject_)
      : OperatorAttachingNetObserver<
            RunCountOperatorObserver,
            RunCountNetObserver>(subject_, this),
        cnt_(0) {}
  ~RunCountNetObserver() {}
 
  std::string debugInfo() override;
 
  friend class RunCountOperatorObserver;
 
 private:
  void Start() override;
  void Stop() override;
 
 protected:
  std::atomic<int> cnt_;
};
 
} // namespace caffe2