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Convert fuzzer to generating configuration data

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This is instead of consuming a portion of the input, so that the seed
corpus of valid shaders can be more effective.

BUG=tint:1098

Change-Id: If3696527c82c23b09edeea6ddd2a0f935e5e1ac7
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/63301
Auto-Submit: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
This commit is contained in:
Ryan Harrison
2021-09-22 14:37:46 +00:00
committed by Tint LUCI CQ
parent 28d6763ef8
commit a617d0f0fc
15 changed files with 164 additions and 183 deletions
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10
fuzzers/tint_vertex_pulling_fuzzer.cc
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@@ -21,20 +21,16 @@ namespace fuzzers {
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
tint::transform::Manager transform_manager;
tint::transform::DataMap transform_inputs;
Reader r(data, size);
ExtractVertexPullingInputs(&r, &transform_inputs);
if (r.failed()) {
return 0;
}
DataBuilder b(data, size);
GenerateVertexPullingInputs(&b, &transform_inputs);
transform_manager.Add<tint::transform::VertexPulling>();
tint::fuzzers::CommonFuzzer fuzzer(InputFormat::kWGSL, OutputFormat::kWGSL);
fuzzer.SetTransformManager(&transform_manager, std::move(transform_inputs));
fuzzer.SetDumpInput(GetCliParams().dump_input);
return fuzzer.Run(r.data(), r.size());
return fuzzer.Run(data, size);
}
} // namespace fuzzers