73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
// Copyright 2021 The Tint Authors.
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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 FUZZERS_TINT_AST_FUZZER_CLI_H_
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#define FUZZERS_TINT_AST_FUZZER_CLI_H_
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#include <cstdint>
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namespace tint {
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namespace fuzzers {
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namespace ast_fuzzer {
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/// The backend this fuzzer will test.
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enum class FuzzingTarget {
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kNone = 0,
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kHlsl = 1 << 0,
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kMsl = 1 << 1,
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kSpv = 1 << 2,
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kWgsl = 1 << 3,
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kAll = kHlsl | kMsl | kSpv | kWgsl
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};
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inline FuzzingTarget operator|(FuzzingTarget a, FuzzingTarget b) {
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return static_cast<FuzzingTarget>(static_cast<int>(a) | static_cast<int>(b));
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}
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inline FuzzingTarget operator&(FuzzingTarget a, FuzzingTarget b) {
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return static_cast<FuzzingTarget>(static_cast<int>(a) & static_cast<int>(b));
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}
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/// CLI parameters accepted by the fuzzer. Type -tint_help in the CLI to see the
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/// help message
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struct CliParams {
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/// Whether to use all mutation finders or only a randomly selected subset of
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/// them.
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bool enable_all_mutations = false;
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/// The maximum number of mutations applied during a single mutation session
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/// (i.e. a call to `ast_fuzzer::Mutate` function).
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uint32_t mutation_batch_size = 5;
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/// Compiler backends we want to fuzz.
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FuzzingTarget fuzzing_target = FuzzingTarget::kAll;
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};
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/// @brief Parses CLI parameters.
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///
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/// This function will exit the process with non-zero return code if some
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/// parameters are invalid. This function will remove recognized parameters from
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/// `argv` and adjust `argc` accordingly.
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///
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/// @param argc - the total number of parameters.
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/// @param argv - array of all CLI parameters.
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/// @return parsed parameters.
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CliParams ParseCliParams(int* argc, char** argv);
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} // namespace ast_fuzzer
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} // namespace fuzzers
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} // namespace tint
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#endif // FUZZERS_TINT_AST_FUZZER_CLI_H_
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