text: // 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.
  
  #include "lite/operators/logical_op.h"
  #include "lite/core/op_registry.h"
  
  namespace paddle {
  namespace lite {
  namespace operators {
  
  bool BinaryLogicalOp::CheckShape() const {
    CHECK_OR_FALSE(param_.X);
    CHECK_OR_FALSE(param_.Y);
    CHECK_OR_FALSE(param_.Out);
    return true;
  }
  
  bool BinaryLogicalOp::InferShapeImpl() const {
    CHECK_OR_FALSE(param_.Out);
    // TODO(Superjomn) Enable data sharing.
    auto input_dims = param_.X->dims();
    param_.Out->Resize(input_dims);
    return true;
  }
  
  bool BinaryLogicalOp::AttachImpl(const cpp::OpDesc &opdesc,
                                   lite::Scope *scope) {
    param_.X =
        scope->FindVar(opdesc.Input("X").front())->GetMutable<lite::Tensor>();
    param_.Y =
        scope->FindVar(opdesc.Input("Y").front())->GetMutable<lite::Tensor>();
    param_.Out =
        scope->FindVar(opdesc.Output("Out").front())->GetMutable<lite::Tensor>();
    CHECK(param_.X);
    CHECK(param_.Y);
    CHECK(param_.Out);
    return true;
  }
  bool UnaryLogicalOp::CheckShape() const {
    CHECK_OR_FALSE(param_.X);
    CHECK_OR_FALSE(param_.Out);
    return true;
  }
  
  bool UnaryLogicalOp::InferShapeImpl() const {
    CHECK_OR_FALSE(param_.Out);
    // TODO(Superjomn) Enable data sharing.
    auto input_dims = param_.X->dims();
    param_.Out->Resize(input_dims);
    return true;
  }
  
  bool UnaryLogicalOp::AttachImpl(const cpp::OpDesc &opdesc, lite::Scope *scope) {
    param_.X =
        scope->FindVar(opdesc.Input("X").front())->GetMutable<lite::Tensor>();
    param_.Out =
        scope->FindVar(opdesc.Output("Out").front())->GetMutable<lite::Tensor>();
    CHECK(param_.X);
    CHECK(param_.Out);
    return true;
  }
  }  // namespace operators
  }  // namespace lite
  }  // namespace paddle
  
  REGISTER_LITE_OP(logical_xor, paddle::lite::operators::BinaryLogicalOp);
  REGISTER_LITE_OP(logical_and, paddle::lite::operators::BinaryLogicalOp);
  REGISTER_LITE_OP(logical_or, paddle::lite::operators::BinaryLogicalOp);
  REGISTER_LITE_OP(logical_not, paddle::lite::operators::UnaryLogicalOp);
  