1 /* 2 * Copyright (c) 2021-2024 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_BASE_CONDITION_H 17 #define ES2PANDA_COMPILER_BASE_CONDITION_H 18 19 #include "ir/expression.h" 20 21 namespace ark::es2panda::compiler { 22 class PandaGen; 23 class ETSGen; 24 class Label; 25 26 class Condition { 27 public: 28 Condition() = delete; 29 30 enum class Result { 31 CONST_TRUE, 32 CONST_FALSE, 33 UNKNOWN, 34 }; 35 36 static void Compile(PandaGen *pg, const ir::Expression *expr, Label *falseLabel); 37 static void Compile(ETSGen *etsg, const ir::Expression *expr, Label *falseLabel); 38 static Result CheckConstantExpr(ETSGen *etsg, const ir::Expression *expr); 39 40 private: 41 static bool CompileBinaryExpr(PandaGen *pg, const ir::BinaryExpression *binExpr, Label *falseLabel); 42 static bool CompileBinaryExpr(ETSGen *etsg, const ir::BinaryExpression *binExpr, Label *falseLabel); 43 static void CompileLogicalAndExpr(ETSGen *etsg, const ir::BinaryExpression *binExpr, Label *falseLabel); 44 static void CompileLogicalOrExpr(ETSGen *etsg, const ir::BinaryExpression *binExpr, Label *falseLabel); 45 static bool CompileBinaryExprForBigInt(ETSGen *etsg, const ir::BinaryExpression *binExpr, Label *falseLabel); 46 static void CompileInstanceofExpr(ETSGen *etsg, const ir::BinaryExpression *binExpr, Label *falseLabel); 47 }; 48 } // namespace ark::es2panda::compiler 49 50 #endif 51