2016-08-29 13:55:41 +00:00
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// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stddef.h>
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#include <stdint.h>
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2019-05-22 07:55:37 +00:00
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#include "src/execution/isolate.h"
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2019-05-23 08:51:46 +00:00
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#include "src/objects/objects-inl.h"
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#include "src/objects/objects.h"
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2016-09-12 12:26:37 +00:00
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#include "src/wasm/wasm-interpreter.h"
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2016-09-29 11:29:05 +00:00
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#include "src/wasm/wasm-module-builder.h"
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2016-10-05 11:59:47 +00:00
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#include "test/common/wasm/test-signatures.h"
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2017-05-08 09:22:54 +00:00
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#include "test/fuzzer/wasm-fuzzer-common.h"
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2016-09-22 12:54:52 +00:00
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2017-09-01 13:20:46 +00:00
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namespace v8 {
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namespace internal {
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namespace wasm {
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namespace fuzzer {
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2017-08-09 08:11:21 +00:00
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2017-05-08 09:22:54 +00:00
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class WasmCodeFuzzer : public WasmExecutionFuzzer {
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2017-09-04 10:05:10 +00:00
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bool GenerateModule(
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2018-07-12 09:05:43 +00:00
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Isolate* isolate, Zone* zone, Vector<const uint8_t> data,
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2017-05-08 09:22:54 +00:00
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ZoneBuffer& buffer, int32_t& num_args,
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2017-07-14 13:49:01 +00:00
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std::unique_ptr<WasmValue[]>& interpreter_args,
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2017-05-08 09:22:54 +00:00
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std::unique_ptr<Handle<Object>[]>& compiler_args) override {
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TestSignatures sigs;
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WasmModuleBuilder builder(zone);
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WasmFunctionBuilder* f = builder.AddFunction(sigs.i_iii());
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2019-04-29 11:06:49 +00:00
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f->EmitCode(data.begin(), static_cast<uint32_t>(data.size()));
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2017-05-08 09:22:54 +00:00
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uint8_t end_opcode = kExprEnd;
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f->EmitCode(&end_opcode, 1);
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2017-05-12 11:06:25 +00:00
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builder.AddExport(CStrVector("main"), f);
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2017-05-08 09:22:54 +00:00
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2017-08-29 08:47:47 +00:00
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builder.SetMaxMemorySize(32);
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2017-05-08 09:22:54 +00:00
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builder.WriteTo(buffer);
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num_args = 3;
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2017-07-14 13:49:01 +00:00
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interpreter_args.reset(
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new WasmValue[3]{WasmValue(1), WasmValue(2), WasmValue(3)});
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2017-05-08 09:22:54 +00:00
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compiler_args.reset(new Handle<Object>[3]{
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2017-06-09 10:58:08 +00:00
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handle(Smi::FromInt(1), isolate), handle(Smi::FromInt(2), isolate),
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handle(Smi::FromInt(3), isolate)});
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2017-05-08 09:22:54 +00:00
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return true;
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}
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};
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2016-09-12 12:26:37 +00:00
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2016-08-29 13:55:41 +00:00
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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2018-11-20 14:41:36 +00:00
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WasmCodeFuzzer().FuzzWasmModule({data, size});
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return 0;
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2016-08-29 13:55:41 +00:00
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}
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2017-09-01 13:20:46 +00:00
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} // namespace fuzzer
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} // namespace wasm
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} // namespace internal
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} // namespace v8
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