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#ifndef ALIAS_WITH_NAME_OP_H_
#define ALIAS_WITH_NAME_OP_H_
#include "caffe2/core/context.h"
#include "caffe2/core/export_caffe2_op_to_c10.h"
#include "caffe2/core/operator.h"
C10_DECLARE_EXPORT_CAFFE2_OP_TO_C10(AliasWithName)
namespace caffe2 {
template <class Context>
class AliasWithNameOp final : public Operator<Context> {
public:
USE_OPERATOR_CONTEXT_FUNCTIONS;
template <class... Args>
explicit AliasWithNameOp(Args&&... args)
: Operator<Context>(std::forward<Args>(args)...),
name_(this->template GetSingleArgument<std::string>(
"name",
"invalid_name")),
is_backward_(
this->template GetSingleArgument<bool>("is_backward", false)) {
CAFFE_ENFORCE(
OperatorBase::HasArgument("name"), "You have to specify argument name");
}
bool RunOnDevice() override {
auto& input = Input(0);
CAFFE_ENFORCE_GE(input.numel(), 0, "Tensor is not initialized");
// This doesn't work anymore as this is "newstyle" operator
// OutputTensorAlias(0, input);
OperatorBase::SetOutputTensor(0, input.Alias());
return true;
}
protected:
std::string name_;
bool is_backward_;
};
} // namespace caffe2
#endif // ALIAS_WITH_NAME_OP_H_
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