add io_copy_op.h

paddle/fluid/lite/operators/io_copy_op.h

+// Copyright (c) 2019 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 <string>
+#include "paddle/fluid/lite/core/op_lite.h"
+
+namespace paddle {
+namespace lite {
+namespace operators {
+
+class IoCopyOp : public OpLite {
+ public:
+  explicit IoCopyOp(const std::string &type) : OpLite(type) {}
+  bool CheckShape() const override;
+  bool InferShape() const override;
+  bool Run() override;
+  std::string DebugString() const override;
+
+ protected:
+  bool AttachImpl(const framework::OpDesc &opdesc, lite::Scope *scope) override;
+
+ private:
+  operators::IoCopyParam param_;
+};
+
+}  // namespace operators
+}  // namespace lite
+}  // namespace paddle