text: // Copyright (C) 2018-2021 Intel Corporation
  // SPDX-License-Identifier: Apache-2.0
  //
  
  #include "ngraph/op/abs.hpp"
  
  #include "itt.hpp"
  #include "ngraph/op/multiply.hpp"
  #include "ngraph/op/sign.hpp"
  #include "ngraph/runtime/host_tensor.hpp"
  #include "ngraph/runtime/reference/abs.hpp"
  
  OPENVINO_RTTI_DEFINITION(ov::op::v0::Abs, "Abs", 0, util::UnaryElementwiseArithmetic);
  
  ov::op::v0::Abs::Abs(const Output<Node>& arg) : UnaryElementwiseArithmetic(arg) {
      constructor_validate_and_infer_types();
  }
  
  std::shared_ptr<ov::Node> ov::op::v0::Abs::clone_with_new_inputs(const OutputVector& new_args) const {
      NGRAPH_OP_SCOPE(v0_Abs_clone_with_new_inputs);
      check_new_args_count(this, new_args);
      return std::make_shared<Abs>(new_args.at(0));
  }
  
  namespace absop {
  template <ov::element::Type_t ET>
  inline bool evaluate(const ngraph::HostTensorPtr& arg0, const ngraph::HostTensorPtr& out, const size_t count) {
      using T = typename ov::element_type_traits<ET>::value_type;
      ngraph::runtime::reference::abs<T>((arg0->get_data_ptr<ET>()), (out->get_data_ptr<ET>()), count);
      return true;
  }
  
  bool evaluate_abs(const ngraph::HostTensorPtr& arg0, const ngraph::HostTensorPtr& out, const size_t count) {
      bool rc = true;
      out->set_unary(arg0);
  
      switch (arg0->get_element_type()) {
          NGRAPH_TYPE_CASE(evaluate_abs, boolean, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, i32, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, i64, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, u32, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, u64, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, f16, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, f32, arg0, out, count);
          NGRAPH_TYPE_CASE(evaluate_abs, bf16, arg0, out, count);
      default:
          rc = false;
          break;
      }
      return rc;
  }
  }  // namespace absop
  
  bool ov::op::v0::Abs::evaluate(const HostTensorVector& outputs, const HostTensorVector& inputs) const {
      NGRAPH_OP_SCOPE(v0_Abs_evaluate);
      return absop::evaluate_abs(inputs[0], outputs[0], shape_size(get_output_shape(0)));
  }
  
  bool ov::op::v0::Abs::has_evaluate() const {
      NGRAPH_OP_SCOPE(v0_Abs_has_evaluate);
      switch (get_input_element_type(0)) {
      case ngraph::element::i32:
      case ngraph::element::i64:
      case ngraph::element::u32:
      case ngraph::element::u64:
      case ngraph::element::f16:
      case ngraph::element::f32:
      case ngraph::element::bf16:
      case ngraph::element::boolean:
          return true;
      default:
          break;
      }
      return false;
  }
  