private static object EvaluateConstExpr(WasmType resultType, string expr)
{
var asm = AssembleModule($"(module (memory 1) (global $five (mut i32) (i32.const 5)) (func $f (export \"f\") (result {DumpHelpers.WasmTypeToString(resultType)}) {expr}) (func $constant_five (result i32) i32.const 5))");
var instance = ModuleInstance.Instantiate(asm, new PredefinedImporter());
return(instance.ExportedFunctions["f"].Invoke(Array.Empty <object>())[0]);
}
// Start is called before the first frame update
void Start()
{
// wasmファイルを読み込む
string path = Application.streamingAssetsPath + "/something.wasm";
WasmFile file = WasmFile.ReadBinary(path);
// importerを生成
var importer = new PredefinedImporter();
// 関数定義情報の注入
importer.DefineFunction(
"GetParam", // 関数名
new DelegateFunctionDefinition( // 関数の定義
new WasmValueType[] { },
new[] { WasmValueType.Int32, },
GetParam
)
);
// wasmをインスタンス化
ModuleInstance module = ModuleInstance.Instantiate(file, importer);
// インスタンスから、定義済み関数の取得を試みる
if (module.ExportedFunctions.TryGetValue("Something", out FunctionDefinition funcDef))
{
// 関数が見つかったらそれを実行
IReadOnlyList <object> results = funcDef.Invoke(new object[] { 1, });
Debug.Log("定義があったよ＝＝〜" + results[0]);
}
}
private object EvaluateConstExpr(SExpression expression, WasmValueType resultType)
{
var anonModule = new WasmFile();
var instructions = Assembler.AssembleInstructionExpression(expression, anonModule);
var inst = ModuleInstance.Instantiate(anonModule, new SpecTestImporter());
return(inst.Evaluate(new InitializerExpression(instructions), resultType));
}
protected void LoadWasm(WasmFile file, ContentsStore store = null)
{
if (store == null)
{
store = new ContentsStore();
}
var importer = new PredefinedImporter();
var wasiFunctions = new List <string>()
{
"proc_exit",
"fd_write",
"fd_prestat_get",
"fd_prestat_dir_name",
"environ_sizes_get",
"environ_get",
//"env.abort",
"abort",
};
foreach (var wasiFunction in wasiFunctions)
{
importer.DefineFunction(wasiFunction,
new DelegateFunctionDefinition(
new WasmValueType[] { },
new WasmValueType[] { },
x => x
));
}
var gameObjectBinding = new GameObjectBinding(transform, store);
importer.IncludeDefinitions(gameObjectBinding.Importer);
var transformBinding = new TransformBinding(transform, store);
importer.IncludeDefinitions(transformBinding.Importer);
var physicsBinding = new PhysicsBinding(transform, store);
importer.IncludeDefinitions(physicsBinding.Importer);
var timeBinding = new TimeBinding();
importer.IncludeDefinitions(timeBinding.Importer);
module = ModuleInstance.Instantiate(file, importer);
var exportedFunctions = module.ExportedFunctions;
exportedFunctions.TryGetValue("update", out updateFunction);
exportedFunctions.TryGetValue("on_touch_start", out onTouchStartFunction);
}
private void Perform(WasmFile file)
{
var importer = new PredefinedImporter();
importer.DefineFunction(
"GetParam",
new DelegateFunctionDefinition(
new WasmValueType[] { },
new[] { WasmValueType.Int32, },
GetParam));
ModuleInstance module = ModuleInstance.Instantiate(file, importer);
if (module.ExportedFunctions.TryGetValue("Test", out FunctionDefinition funcDef2))
{
IReadOnlyList <object> results = funcDef2.Invoke(new object[] { 1, });
Debug.Log(results[0]);
_text.text = results[0].ToString();
}
}
protected void LoadWasm(WasmFile file, ContentsStore store = null, List <string> args = null)
{
if (store == null)
{
store = new ContentsStore();
}
var importer = new PredefinedImporter();
var wasiFunctions = new List <string>()
{
"proc_exit",
"fd_read",
"fd_write",
"fd_prestat_get",
"fd_prestat_dir_name",
"environ_sizes_get",
"environ_get",
// "random_get",
//"env.abort",
"abort",
};
foreach (var wasiFunction in wasiFunctions)
{
importer.DefineFunction(wasiFunction,
new DelegateFunctionDefinition(
new WasmValueType[] { },
new WasmValueType[] { },
x => x
));
}
importer.DefineFunction("random_get",
new DelegateFunctionDefinition(
ValueType.PointerAndPointer,
ValueType.Int,
x => ReturnValue.FromObject(0)
));
var element = new Element()
{
GameObject = gameObject
};
if (args == null)
{
args = new List <string>();
}
var scriptName = "";
args.Insert(0, scriptName);
var argsBinding = new ArgsBinding(element, store, args);
importer.IncludeDefinitions(argsBinding.Importer);
var debugBinding = new DebugBinding(element, store);
importer.IncludeDefinitions(debugBinding.Importer);
var gameObjectBinding = new GameObjectBinding(element, store);
importer.IncludeDefinitions(gameObjectBinding.Importer);
var transformBinding = new TransformBinding(element, store);
importer.IncludeDefinitions(transformBinding.Importer);
var physicsBinding = new PhysicsBinding(element, store);
importer.IncludeDefinitions(physicsBinding.Importer);
var timeBinding = new TimeBinding(element, store);
importer.IncludeDefinitions(timeBinding.Importer);
module = ModuleInstance.Instantiate(file, importer);
argsBinding.ModuleInstance = module;
gameObjectBinding.ModuleInstance = module;
debugBinding.ModuleInstance = module;
var exportedFunctions = module.ExportedFunctions;
exportedFunctions.TryGetValue("start", out startFunction);
exportedFunctions.TryGetValue("update", out updateFunction);
exportedFunctions.TryGetValue("on_touch_start", out onTouchStartFunction);
exportedFunctions.TryGetValue("on_use", out onUseFunction);
}
protected void LoadWasm(WasmFile file, ContentsStore store = null, List <string> args = null)
{
if (store == null)
{
store = new ContentsStore();
}
var importer = new PredefinedImporter();
var wasiFunctions = new List <string>()
{
//"proc_exit",
"fd_prestat_get",
"fd_prestat_dir_name",
// "random_get",
"abort",
};
importer.DefineFunction("proc_exit",
new DelegateFunctionDefinition(
new WasmValueType[] { WasmValueType.Int32 },
new WasmValueType[] { },
x => new object[0]
));
importer.DefineFunction("clock_time_get",
new DelegateFunctionDefinition(
new WasmValueType[] { WasmValueType.Int32, WasmValueType.Int64, WasmValueType.Int32 },
new WasmValueType[] { WasmValueType.Int32 },
GetTime
));
foreach (var wasiFunction in wasiFunctions)
{
importer.DefineFunction(wasiFunction,
new DelegateFunctionDefinition(
new WasmValueType[] { },
new WasmValueType[] { },
x => ReturnValue.FromObject(0)
));
}
importer.DefineFunction("random_get",
new DelegateFunctionDefinition(
ValueType.PointerAndPointer,
ValueType.Int,
x => ReturnValue.FromObject(0)
));
var element = new Element()
{
GameObject = gameObject
};
// WASI functions
if (args == null)
{
args = new List <string>();
}
var scriptName = "";
args.Insert(0, scriptName);
var envs = new List <string>();
var argsBinding = new ArgsBinding(element, store, args, envs);
importer.IncludeDefinitions(argsBinding.Importer);
var fileDescriptorBinding = new FileDescriptorBinding(element, store);
importer.IncludeDefinitions(fileDescriptorBinding.Importer);
// Spirare functions
var debugBinding = new DebugBinding(element, store);
importer.IncludeDefinitions(debugBinding.Importer);
var gameObjectBinding = new GameObjectBinding(element, store, context, mainThread);
importer.IncludeDefinitions(gameObjectBinding.Importer);
var transformBinding = new TransformBinding(element, store, context, mainThread);
importer.IncludeDefinitions(transformBinding.Importer);
var physicsBinding = new PhysicsBinding(element, store, context, mainThread);
importer.IncludeDefinitions(physicsBinding.Importer);
var textBinding = new TextBinding(element, store, context, mainThread);
importer.IncludeDefinitions(textBinding.Importer);
var timeBinding = new TimeBinding(element, store);
importer.IncludeDefinitions(timeBinding.Importer);
try
{
module = ModuleInstance.Instantiate(file, importer);
argsBinding.ModuleInstance = module;
fileDescriptorBinding.ModuleInstance = module;
gameObjectBinding.ModuleInstance = module;
debugBinding.ModuleInstance = module;
textBinding.ModuleInstance = module;
var exportedFunctions = module.ExportedFunctions;
exportedFunctions.TryGetValue("start", out startFunction);
exportedFunctions.TryGetValue("update", out updateFunction);
exportedFunctions.TryGetValue("on_use", out onUseFunction);
exportedFunctions.TryGetValue("on_select", out onSelectFunction);
exportedFunctions.TryGetValue("on_equip", out onEquipFunction);
exportedFunctions.TryGetValue("on_unequip", out onEquipFunction);
}
catch (Exception e)
{
Debug.LogError(e);
}
}
