| // Copyright (c) 2023, ARM Limited. |
| // |
| // 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 "custom_op_interface.h" |
| #include "custom_registry.h" |
| #include <vector> |
| |
| using namespace tosa; |
| |
| namespace TosaReference |
| { |
| class CustomOpExample : public CustomOpInterface |
| { |
| public: |
| CustomOpExample() = default; |
| CustomOpExample(std::string& domain_name, std::string& operator_name, std::string& version) |
| : _domain_name(domain_name) |
| , _operator_name(operator_name) |
| , _version(version) |
| {} |
| int eval(std::vector<TosaReference::Tensor*>& input_tensors, |
| std::vector<TosaReference::Tensor*>& output_tensors, |
| const std::string& implementation_attrs) override |
| { |
| auto input_tensor_ptr = input_tensors[0]; |
| auto output_tensor_ptr = output_tensors[0]; |
| |
| // down_cast to EigenTensor |
| using TIn = Eigen::Tensor<float, 1>; |
| using TOut = Eigen::Tensor<float, 1>; |
| |
| auto eigenInputTensor = reinterpret_cast<TosaReference::TensorTemplate<TIn>*>(input_tensor_ptr); |
| auto eigenOutputTensor = reinterpret_cast<TosaReference::TensorTemplate<TIn>*>(output_tensor_ptr); |
| |
| // Assign the input to output as an example |
| // This is plug-in implementation specific |
| auto fcn = [](float a) -> float { return a; }; |
| eigenOutputTensor->getTensor() = eigenInputTensor->getTensor().unaryExpr(fcn); |
| |
| return 0; |
| }; |
| |
| std::string getDomainName() const override |
| { |
| return this->_domain_name; |
| } |
| |
| std::string getOperatorName() const override |
| { |
| return this->_operator_name; |
| } |
| |
| std::string getVersion() const override |
| { |
| return this->_version; |
| } |
| |
| ~CustomOpExample(){}; |
| |
| private: |
| std::string _domain_name; |
| std::string _operator_name; |
| std::string _version; |
| }; |
| |
| CustomOpInterface* customOpExample() |
| { |
| std::string domain_name = "ExampleDomain"; |
| std::string operator_name = "ExampleOp"; |
| std::string version = "1.0"; |
| CustomOpInterface* customOp_ptr = new CustomOpExample(domain_name, operator_name, version); |
| |
| return customOp_ptr; |
| } |
| |
| extern "C" int getCustomOpCreationFuncs(registration_callback_t registration_func) |
| { |
| std::string domain_name = "ExampleDomain"; |
| std::string operator_name = "ExampleOp"; |
| return registration_func(domain_name, operator_name, &customOpExample); |
| } |
| |
| } // namespace TosaReference |