1 /*
2  * Copyright (c) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef ECMASCRIPT_COMPILER_BUILTINS_FUNCTION_STUB_BUILDER_H
17 #define ECMASCRIPT_COMPILER_BUILTINS_FUNCTION_STUB_BUILDER_H
18 #include "ecmascript/compiler/builtins/builtins_stubs.h"
19 
20 namespace panda::ecmascript::kungfu {
21 class BuiltinsFunctionStubBuilder : public BuiltinsStubBuilder {
22 public:
BuiltinsFunctionStubBuilder(StubBuilder *parent)23     explicit BuiltinsFunctionStubBuilder(StubBuilder *parent)
24         : BuiltinsStubBuilder(parent) {}
25     ~BuiltinsFunctionStubBuilder() override = default;
26     NO_MOVE_SEMANTIC(BuiltinsFunctionStubBuilder);
27     NO_COPY_SEMANTIC(BuiltinsFunctionStubBuilder);
28     void GenerateCircuit() override {}
29 #define DECLARE_BUILTINS_FUNCTION_STUB_BUILDER(method, ...)           \
30     void method(GateRef glue, GateRef thisValue, GateRef numArgs, Variable* res, Label *exit, Label *slowPath);
31 BUILTINS_WITH_FUNCTION_STUB_BUILDER(DECLARE_BUILTINS_FUNCTION_STUB_BUILDER)
32 #undef DECLARE_BUILTINS_FUNCTION_STUB_BUILDER
33 
34     GateRef BuildArgumentsListFastElements(GateRef glue, GateRef arrayObj);
35 
36     void InitializeJSFunction(GateRef glue, GateRef func, GateRef kind,
37                               FunctionKind getKind = FunctionKind::LAST_FUNCTION_KIND);
38 
39     void InitializeSFunction(GateRef glue, GateRef func, GateRef kind,
40                              FunctionKind getKind = FunctionKind::LAST_FUNCTION_KIND);
41 
42     void InitializeFunctionWithMethod(GateRef glue, GateRef func, GateRef method,
43                                       GateRef hclass);
44 
45 private:
46     GateRef MakeArgListWithHole(GateRef glue, GateRef argv, GateRef length);
47     GateRef NewTaggedArrayFromArgs(GateRef glue, GateRef startIndex, GateRef length, GateRef numArgs);
48 };
49 }  // namespace panda::ecmascript::kungfu
50 #endif  // ECMASCRIPT_COMPILER_BUILTINS_FUNCTION_STUB_BUILDER_H