blob: d74a26ffab1eb203ca5c919871ca26321da5d8c1 [file] [log] [blame]
// 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 <memory>
#include "src/wasm/module-decoder.h"
#include "src/wasm/wasm-module-builder.h"
#include "test/common/wasm/wasm-interpreter.h"
namespace v8 {
namespace internal {
namespace wasm {
namespace fuzzer {
// First instantiates and interprets the "main" function within module_object if
// possible. If the interpretation finishes within kMaxSteps steps,
// module_object is instantiated again and the compiled "main" function is
// executed.
void InterpretAndExecuteModule(Isolate* isolate,
Handle<WasmModuleObject> module_object);
void GenerateTestCase(Isolate* isolate, ModuleWireBytes wire_bytes,
bool compiles);
// On the first call, enables all staged wasm features. All subsequent calls are
// no-ops. This avoids race conditions with threads reading the flags. Fuzzers
// are executed in their own process anyway, so this should not interfere with
// anything.
void OneTimeEnableStagedWasmFeatures();
class WasmExecutionFuzzer {
virtual ~WasmExecutionFuzzer() = default;
void FuzzWasmModule(Vector<const uint8_t> data, bool require_valid = false);
virtual size_t max_input_size() const { return 512; }
virtual 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) = 0;
} // namespace fuzzer
} // namespace wasm
} // namespace internal
} // namespace v8