| // Copyright 2016 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include "src/isolate.h" |
| #include "src/objects-inl.h" |
| #include "src/objects.h" |
| #include "src/wasm/wasm-interpreter.h" |
| #include "src/wasm/wasm-module-builder.h" |
| #include "test/common/wasm/test-signatures.h" |
| #include "test/fuzzer/wasm-fuzzer-common.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace wasm { |
| namespace fuzzer { |
| |
| class WasmCodeFuzzer : public WasmExecutionFuzzer { |
| bool GenerateModule( |
| Isolate* isolate, Zone* zone, Vector<const uint8_t> data, |
| ZoneBuffer& buffer, int32_t& num_args, |
| std::unique_ptr<WasmValue[]>& interpreter_args, |
| std::unique_ptr<Handle<Object>[]>& compiler_args) override { |
| TestSignatures sigs; |
| WasmModuleBuilder builder(zone); |
| WasmFunctionBuilder* f = builder.AddFunction(sigs.i_iii()); |
| f->EmitCode(data.start(), static_cast<uint32_t>(data.size())); |
| uint8_t end_opcode = kExprEnd; |
| f->EmitCode(&end_opcode, 1); |
| builder.AddExport(CStrVector("main"), f); |
| |
| builder.SetMaxMemorySize(32); |
| builder.WriteTo(buffer); |
| num_args = 3; |
| interpreter_args.reset( |
| new WasmValue[3]{WasmValue(1), WasmValue(2), WasmValue(3)}); |
| |
| compiler_args.reset(new Handle<Object>[3]{ |
| handle(Smi::FromInt(1), isolate), handle(Smi::FromInt(2), isolate), |
| handle(Smi::FromInt(3), isolate)}); |
| return true; |
| } |
| }; |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { |
| WasmCodeFuzzer().FuzzWasmModule({data, size}); |
| return 0; |
| } |
| |
| } // namespace fuzzer |
| } // namespace wasm |
| } // namespace internal |
| } // namespace v8 |