1/**
2 * Copyright (c) 2021 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 ES2PANDA_COMPILER_CORE_SWITCH_BUILDER_H
17#define ES2PANDA_COMPILER_CORE_SWITCH_BUILDER_H
18
19#include <ir/irnode.h>
20#include <compiler/core/dynamicContext.h>
21
22namespace panda::es2panda::ir {
23class SwitchStatement;
24}  // namespace panda::es2panda::ir
25
26namespace panda::es2panda::compiler {
27class PandaGen;
28class Label;
29
30class SwitchBuilder {
31public:
32    SwitchBuilder(PandaGen *pg, const ir::SwitchStatement *stmt);
33    NO_COPY_SEMANTIC(SwitchBuilder);
34    NO_MOVE_SEMANTIC(SwitchBuilder);
35    ~SwitchBuilder();
36
37    void SetCaseTarget(uint32_t index);
38    void CompileTagOfSwitch(VReg tag);
39    void CompileCaseStatements(uint32_t index);
40    void JumpIfCase(VReg tag, uint32_t index);
41    void JumpToDefault(uint32_t defaultIndex);
42    void Break();
43
44private:
45    PandaGen *pg_;
46    Label *end_;
47    LabelContext labelCtx_;
48    const ir::SwitchStatement *stmt_;
49    std::vector<Label *> caseLabels_;
50};
51}  // namespace panda::es2panda::compiler
52
53#endif
54