v8/test/fuzzer/wasm-code.cc
Clemens Hammacher 4c9d52e1c8 [wasm] Remove non-const reference args from fuzzers
R=ahaas@chromium.org

Bug: v8:9429, v8:9396
Change-Id: Ie6119ff58fdf48612d81fe0616986a4da95135d2
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1690836
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62569}
2019-07-08 13:46:46 +00:00

58 lines
1.7 KiB
C++

// 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/execution/isolate.h"
#include "src/objects/objects-inl.h"
#include "src/objects/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.begin(), 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