1 // Copyright (c) 2020 Google LLC 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_REPEATED_PASS_RECOMMENDER_STANDARD_H_ 16 #define SOURCE_FUZZ_REPEATED_PASS_RECOMMENDER_STANDARD_H_ 17 18 #include "source/fuzz/fuzzer_context.h" 19 #include "source/fuzz/pass_management/repeated_pass_instances.h" 20 #include "source/fuzz/pass_management/repeated_pass_recommender.h" 21 22 namespace spvtools { 23 namespace fuzz { 24 25 // A manually-crafter recommender of repeated passes, designed based on 26 // knowledge of how the various fuzzer passes work and speculation as to how 27 // they might interact in interesting ways. 28 class RepeatedPassRecommenderStandard : public RepeatedPassRecommender { 29 public: 30 RepeatedPassRecommenderStandard(RepeatedPassInstances* pass_instances, 31 FuzzerContext* fuzzer_context); 32 33 ~RepeatedPassRecommenderStandard(); 34 35 std::vector<FuzzerPass*> GetFuturePassRecommendations( 36 const FuzzerPass& pass) override; 37 38 private: 39 std::vector<FuzzerPass*> RandomOrderAndNonNull( 40 const std::vector<FuzzerPass*>& passes); 41 42 RepeatedPassInstances* pass_instances_; 43 44 FuzzerContext* fuzzer_context_; 45 }; 46 47 } // namespace fuzz 48 } // namespace spvtools 49 50 #endif // SOURCE_FUZZ_REPEATED_PASS_RECOMMENDER_STANDARD_H_ 51