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https://github.com/KhronosGroup/SPIRV-Tools
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52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
// Copyright (c) 2020 Vasyl Teliman
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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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#ifndef SOURCE_FUZZ_FUZZER_PASS_ADD_PARAMETERS_H_
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#define SOURCE_FUZZ_FUZZER_PASS_ADD_PARAMETERS_H_
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#include <vector>
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#include "source/fuzz/fuzzer_pass.h"
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namespace spvtools {
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namespace fuzz {
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// Randomly decides for each non-entry-point function in the module whether to
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// add new parameters to it. If so, randomly determines the number of parameters
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// to add, their type and creates constants used to initialize them.
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class FuzzerPassAddParameters : public FuzzerPass {
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public:
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FuzzerPassAddParameters(opt::IRContext* ir_context,
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TransformationContext* transformation_context,
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FuzzerContext* fuzzer_context,
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protobufs::TransformationSequence* transformations);
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~FuzzerPassAddParameters() override;
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void Apply() override;
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private:
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// Uses types, defined in the module, to compute a vector of their ids, which
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// will be used as type ids of new parameters.
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std::vector<uint32_t> ComputeTypeCandidates() const;
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// Returns number of parameters of |function|.
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uint32_t GetNumberOfParameters(const opt::Function& function) const;
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};
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} // namespace fuzz
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} // namespace spvtools
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#endif // SOURCE_FUZZ_FUZZER_PASS_ADD_PARAMETERS_H_
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