162 lines
5.1 KiB
C++
162 lines
5.1 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <android-base/logging.h>
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#include <cstdlib>
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#include <optional>
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#include <utility>
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#include "Converter.h"
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#include "Model.pb.h"
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#include "NeuralNetworksWrapper.h"
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#include "TestHarness.h"
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#include "src/libfuzzer/libfuzzer_macro.h"
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namespace {
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using ::android::nn::fuzz::convertToTestModel;
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using ::android_nn_fuzz::Test;
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using ::test_helper::TestModel;
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using namespace ::android::nn::wrapper;
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using namespace test_helper;
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OperandType getOperandType(const TestOperand& op) {
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auto dims = op.dimensions;
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if (op.type == TestOperandType::TENSOR_QUANT8_SYMM_PER_CHANNEL) {
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return OperandType(
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static_cast<Type>(op.type), dims,
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SymmPerChannelQuantParams(op.channelQuant.scales, op.channelQuant.channelDim));
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} else {
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return OperandType(static_cast<Type>(op.type), dims, op.scale, op.zeroPoint);
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}
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}
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std::optional<Model> CreateModel(const TestModel& testModel) {
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Model model;
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// Operands.
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// TODO(b/148605565): Add control flow support
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CHECK_EQ(testModel.referenced.size(), 0u) << "Subgraphs not supported";
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for (const auto& operand : testModel.main.operands) {
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auto type = getOperandType(operand);
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auto index = model.addOperand(&type);
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switch (operand.lifetime) {
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case TestOperandLifeTime::CONSTANT_COPY:
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case TestOperandLifeTime::CONSTANT_REFERENCE:
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model.setOperandValue(index, operand.data.get<void>(), operand.data.size());
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break;
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case TestOperandLifeTime::NO_VALUE:
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model.setOperandValue(index, nullptr, 0);
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break;
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case TestOperandLifeTime::SUBGRAPH: {
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CHECK(false);
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} break;
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case TestOperandLifeTime::SUBGRAPH_INPUT:
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case TestOperandLifeTime::SUBGRAPH_OUTPUT:
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case TestOperandLifeTime::TEMPORARY_VARIABLE:
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// Nothing to do here.
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break;
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}
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if (!model.isValid()) return std::nullopt;
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}
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// Operations.
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CHECK_EQ(testModel.referenced.size(), 0u) << "Subgraphs not supported";
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for (const auto& operation : testModel.main.operations) {
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model.addOperation(static_cast<int>(operation.type), operation.inputs, operation.outputs);
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if (!model.isValid()) return std::nullopt;
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}
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// Inputs and outputs.
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model.identifyInputsAndOutputs(testModel.main.inputIndexes, testModel.main.outputIndexes);
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if (!model.isValid()) return std::nullopt;
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// Relaxed computation.
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model.relaxComputationFloat32toFloat16(testModel.isRelaxed);
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if (!model.isValid()) return std::nullopt;
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if (model.finish() != Result::NO_ERROR) {
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return std::nullopt;
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}
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return model;
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}
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std::optional<Compilation> CreateCompilation(const Model& model) {
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Compilation compilation(&model);
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if (compilation.finish() != Result::NO_ERROR) {
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return std::nullopt;
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}
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return compilation;
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}
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std::optional<Execution> CreateExecution(const Compilation& compilation,
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const TestModel& testModel) {
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Execution execution(&compilation);
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// Model inputs.
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for (uint32_t i = 0; i < testModel.main.inputIndexes.size(); i++) {
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const auto& operand = testModel.main.operands[testModel.main.inputIndexes[i]];
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if (execution.setInput(i, operand.data.get<void>(), operand.data.size()) !=
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Result::NO_ERROR) {
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return std::nullopt;
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}
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}
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// Model outputs.
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for (uint32_t i = 0; i < testModel.main.outputIndexes.size(); i++) {
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const auto& operand = testModel.main.operands[testModel.main.outputIndexes[i]];
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if (execution.setOutput(i, const_cast<void*>(operand.data.get<void>()),
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operand.data.size()) != Result::NO_ERROR) {
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return std::nullopt;
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}
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}
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return execution;
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}
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void runTest(const TestModel& testModel) {
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// set up model
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auto model = CreateModel(testModel);
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if (!model.has_value()) {
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return;
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}
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// set up compilation
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auto compilation = CreateCompilation(*model);
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if (!compilation.has_value()) {
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return;
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}
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// set up execution
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auto execution = CreateExecution(*compilation, testModel);
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if (!execution.has_value()) {
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return;
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}
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// perform execution
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execution->compute();
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}
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} // anonymous namespace
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DEFINE_PROTO_FUZZER(const Test& model) {
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const TestModel testModel = convertToTestModel(model);
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runTest(testModel);
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}
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