blob: 04b80c6318fcd5b631735be4974da0f8bb0271c9 [file] [log] [blame]
* Copyright 2019 Google, LLC
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#include "src/gpu/ganesh/GrShaderCaps.h"
#include "src/sksl/SkSLCompiler.h"
#include "src/sksl/SkSLProgramKind.h"
#include "src/sksl/SkSLProgramSettings.h"
#include "src/sksl/codegen/SkSLSPIRVCodeGenerator.h"
#include "src/sksl/ir/SkSLProgram.h"
#include "fuzz/Fuzz.h"
bool FuzzSKSL2SPIRV(const uint8_t *data, size_t size) {
SkSL::Compiler compiler;
SkSL::ProgramSettings settings;
// This tells the compiler where the rt-flip uniform will live should it be required. For
// fuzzing purposes we don't care where that is, but the compiler will report an error if we
// leave them at their default invalid values, or if the offset overlaps another uniform.
settings.fRTFlipOffset = 16384;
settings.fRTFlipSet = 0;
settings.fRTFlipBinding = 0;
std::unique_ptr<SkSL::Program> program =
std::string(reinterpret_cast<const char*>(data), size),
std::string output;
if (!program || !SkSL::ToSPIRV(*program, SkSL::ShaderCapsFactory::Default(), &output)) {
return false;
return true;
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
if (size > 3000) {
return 0;
FuzzSKSL2SPIRV(data, size);
return 0;