text: // Licensed to the Apache Software Foundation (ASF) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The ASF licenses this file
  // to you 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 "ppl/nn/engines/arm/optimizer/ops/onnx/cast_op.h"
  #include "ppl/nn/engines/arm/kernels/onnx/cast_kernel.h"
  #include "ppl/nn/oputils/onnx/reshape_cast.h"
  #include "ppl/nn/common/logger.h"
  using namespace std;
  using namespace ppl::common;
  
  namespace ppl { namespace nn { namespace arm {
  
  RetCode CastOp::Init(const OptKernelOptions& options) {
      auto status = GenericLoadParam(options, &param_);
      if (status != RC_SUCCESS) {
          LOG(ERROR) << "load param failed: " << GetRetCodeStr(status);
          return status;
      }
  
      infer_dims_func_ = [this](InputOutputInfo* info) -> RetCode {
          return oputils::ReshapeCast(info, param_.get());
      };
  
      infer_type_func_ = [this](InputOutputInfo* info) -> void {
          info->GetOutput<TensorImpl>(0)->GetShape()->SetDataType(this->param_->to);
      };
  
      return RC_SUCCESS;
  }
  
  RetCode CastOp::SelectDataType(const InputOutputInfo& info, std::vector<ppl::common::datatype_t>* selected_input_types,
                                 std::vector<ppl::common::datatype_t>* selected_output_types,
                                 const ppl::common::datatype_t preferred_fp_datatype) {
      GenericSelectDataType(info, selected_input_types, selected_output_types, preferred_fp_datatype);
      selected_output_types->at(0) = info.GetOutput<TensorImpl>(0)->GetShape()->GetDataType();
      return RC_SUCCESS;
  }
  
  RetCode CastOp::SelectFormat(const InputOutputInfo& info,
                               std::vector<ppl::common::dataformat_t>* selected_input_formats,
                               std::vector<ppl::common::dataformat_t>* selected_output_formats) {
      selected_input_formats->at(0) = selected_output_formats->at(0) =
          info.GetInput<TensorImpl>(0)->GetShape()->GetDataFormat();
      return RC_SUCCESS;
  }
  
  KernelImpl* CastOp::CreateKernelImpl() const {
      return CreateKernelImplWithParam<CastKernel>(param_.get());
  }
  
  }}} // namespace ppl::nn::arm
  