1 // Copyright (c) 2020 Vasyl Teliman 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef SOURCE_FUZZ_FUZZER_PASS_ADD_PARAMETERS_H_ 16 #define SOURCE_FUZZ_FUZZER_PASS_ADD_PARAMETERS_H_ 17 18 #include <vector> 19 20 #include "source/fuzz/fuzzer_pass.h" 21 22 namespace spvtools { 23 namespace fuzz { 24 25 // Randomly decides for each non-entry-point function in the module whether to 26 // add new parameters to it. If so, randomly determines the number of parameters 27 // to add, their type and creates constants used to initialize them. 28 class FuzzerPassAddParameters : public FuzzerPass { 29 public: 30 FuzzerPassAddParameters(opt::IRContext* ir_context, 31 TransformationContext* transformation_context, 32 FuzzerContext* fuzzer_context, 33 protobufs::TransformationSequence* transformations); 34 35 ~FuzzerPassAddParameters() override; 36 37 void Apply() override; 38 39 private: 40 // Returns number of parameters of |function|. 41 uint32_t GetNumberOfParameters(const opt::Function& function) const; 42 }; 43 44 } // namespace fuzz 45 } // namespace spvtools 46 47 #endif // SOURCE_FUZZ_FUZZER_PASS_ADD_PARAMETERS_H_ 48