Merge branch 'backward' of https://github.com/dzhwinter/Paddle into backward

paddle/framework/fully_connected_op.h

-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
-
-   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. */
-
-#include <iostream>
-#include "paddle/framework/op_registry.h"
-
-namespace paddle {
-namespace framework {
-class FCOp : public OperatorBase {
- public:
-  void Run(const ScopePtr& scope,
-           const platform::DeviceContext& dev_ctx) const override {
-    std::cout << "FC" << std::endl;
-  };
-  void InferShape(const ScopePtr& scope) const override{};
-};
-
-class FCOpProtoAndCheckerMaker : public OpProtoAndCheckerMaker {
- public:
-  FCOpProtoAndCheckerMaker(OpProto* proto, OpAttrChecker* op_checker)
-      : OpProtoAndCheckerMaker(proto, op_checker) {
-    AddInput("x", "input data");
-    AddInput("w", "weights");
-    AddInput("b", "bias");
-    AddOutput("y", "output data");
-    AddComment("Fully connnect op");
-  }
-};
-
-class FCGradientOp : public OperatorBase {
-  void Run(const ScopePtr& scope,
-           const platform::DeviceContext& dev_ctx) const override {
-    std::cout << "FCGrad" << std::endl;
-  };
-  void InferShape(const ScopePtr& scope) const override{};
-};
-
-// class FCGradientOpProtoAndCheckerMaker : public OpProtoAndCheckerMaker {};
-REGISTER_OP(my_fc, FCOp, FCOpProtoAndCheckerMaker);
-REGISTER_GRADIENT_OP(my_fc_grad, FCGradientOp);
-
-}  // namespace framework
-}  // namespace paddle