[wasm] Call the wasm interpreter from the wasm-code-fuzzer.

test/cctest/wasm/wasm-module-runner.h

+// 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.
+
+#ifndef V8_WASM_MODULE_RUNNER_H_
+#define V8_WASM_MODULE_RUNNER_H_
+
+#include "src/handles.h"
+#include "src/isolate.h"
+#include "src/objects.h"
+#include "src/wasm/wasm-interpreter.h"
+#include "src/wasm/wasm-module.h"
+#include "src/wasm/wasm-result.h"
+#include "src/zone.h"
+
+namespace v8 {
+namespace internal {
+namespace wasm {
+namespace testing {
+
+// Decodes the given encoded module.
+const WasmModule* DecodeWasmModuleForTesting(Isolate* isolate, Zone* zone,
+                                             ErrorThrower& thrower,
+                                             const byte* module_start,
+                                             const byte* module_end,
+                                             ModuleOrigin origin);
+
+// Instantiates a module without any imports and exports.
+const Handle<JSObject> InstantiateModuleForTesting(Isolate* isolate,
+                                                   ErrorThrower& thrower,
+                                                   const WasmModule* module);
+
+int32_t CallWasmFunctionForTesting(Isolate* isolate, Handle<JSObject> instance,
+                                   ErrorThrower& thrower, const char* name,
+                                   int argc, Handle<Object> argv[],
+                                   bool asm_js = false);
+
+// Decode, verify, and run the function labeled "main" in the
+// given encoded module. The module should have no imports.
+int32_t CompileAndRunWasmModule(Isolate* isolate, const byte* module_start,
+                                const byte* module_end, bool asm_js = false);
+
+// Interprets the given module, starting at the function specified by
+// {function_index}. The return type of the function has to be int32. The module
+// should not have any imports or exports
+int32_t InterpretWasmModule(Isolate* isolate, ErrorThrower& thrower,
+                            const WasmModule* module, int function_index,
+                            WasmVal* args);
+}  // namespace testing
+}  // namespace wasm
+}  // namespace internal
+}  // namespace v8
+
+#endif  // V8_WASM_MODULE_RUNNER_H_