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_FUZZER_PASS_ADD_COMPOSITE_INSERTS_H_
16 #define SOURCE_FUZZ_FUZZER_PASS_ADD_COMPOSITE_INSERTS_H_
17 
18 #include "source/fuzz/fuzzer_pass.h"
19 
20 namespace spvtools {
21 namespace fuzz {
22 
23 // Fuzzer pass that randomly adds new OpCompositeInsert instructions to
24 // available values that have the composite type.
25 class FuzzerPassAddCompositeInserts : public FuzzerPass {
26  public:
27   FuzzerPassAddCompositeInserts(
28       opt::IRContext* ir_context, TransformationContext* transformation_context,
29       FuzzerContext* fuzzer_context,
30       protobufs::TransformationSequence* transformations);
31 
32   ~FuzzerPassAddCompositeInserts();
33   void Apply() override;
34 
35   // Checks if any component of a composite is a pointer.
36   static bool ContainsPointer(const opt::analysis::Type& type);
37 
38   // Checks if any component of a composite has type OpTypeRuntimeArray.
39   static bool ContainsRuntimeArray(const opt::analysis::Type& type);
40 };
41 
42 }  // namespace fuzz
43 }  // namespace spvtools
44 
45 #endif  // SOURCE_FUZZ_FUZZER_PASS_ADD_COMPOSITE_INSERTS_H_
46