diff options
Diffstat (limited to 'reference_model/custom_op_example')
| -rw-r--r-- | reference_model/custom_op_example/CMakeLists.txt | 39 | ||||
| -rw-r--r-- | reference_model/custom_op_example/custom_op_example.cpp | 94 |
2 files changed, 133 insertions, 0 deletions
diff --git a/reference_model/custom_op_example/CMakeLists.txt b/reference_model/custom_op_example/CMakeLists.txt new file mode 100644 index 0000000..aea8071 --- /dev/null +++ b/reference_model/custom_op_example/CMakeLists.txt @@ -0,0 +1,39 @@ +cmake_minimum_required (VERSION 3.4) + +# 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. + +set(CMAKE_CXX_STANDARD 17) +set(CMAKE_CXX_STANDARD_REQUIRED ON) + +set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}) + +add_library(tosa_example_plugin SHARED + custom_op_example.cpp +) + +target_include_directories(tosa_example_plugin + PUBLIC + ${PUBLIC_INCLUDE_DIRS} + "../../thirdparty/serialization_lib/include" + "../../thirdparty/serialization_lib/third_party/flatbuffers/include" + "../../thirdparty/serialization_lib/third_party/half/include" + "../../thirdparty/eigen/" + "../../thirdparty/eigen/unsupported" + "../include" + "../src" + "../src/ops" + PRIVATE + ${PRIVATE_INCLUDE_DIRS} +)
\ No newline at end of file diff --git a/reference_model/custom_op_example/custom_op_example.cpp b/reference_model/custom_op_example/custom_op_example.cpp new file mode 100644 index 0000000..27f30d4 --- /dev/null +++ b/reference_model/custom_op_example/custom_op_example.cpp @@ -0,0 +1,94 @@ +// 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 |