1 /* 2 * Copyright (c) 2022 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_NEW_OBJECT_STUB_BUILDER_H 17 #define ECMASCRIPT_COMPILER_NEW_OBJECT_STUB_BUILDER_H 18 #include "ecmascript/compiler/stub_builder.h" 19 20 namespace panda::ecmascript::kungfu { 21 class NewObjectStubBuilder : public StubBuilder { 22 public: NewObjectStubBuilder(StubBuilder * parent)23 explicit NewObjectStubBuilder(StubBuilder *parent) 24 : StubBuilder(parent) {} NewObjectStubBuilder(Environment * env)25 explicit NewObjectStubBuilder(Environment *env) 26 : StubBuilder(env) {} 27 ~NewObjectStubBuilder() = default; 28 NO_MOVE_SEMANTIC(NewObjectStubBuilder); 29 NO_COPY_SEMANTIC(NewObjectStubBuilder); GenerateCircuit()30 void GenerateCircuit() override {} 31 SetParameters(GateRef glue,GateRef size)32 void SetParameters(GateRef glue, GateRef size) 33 { 34 glue_ = glue; 35 size_ = size; 36 } 37 SetGule(GateRef glue)38 void SetGule(GateRef glue) 39 { 40 glue_ = glue; 41 } 42 43 void NewLexicalEnv(Variable *result, Label *exit, GateRef numSlots, GateRef parent); 44 void NewJSObject(Variable *result, Label *exit, GateRef hclass); 45 void NewArgumentsList(Variable *result, Label *exit, GateRef sp, GateRef startIdx, GateRef numArgs); 46 void NewArgumentsObj(Variable *result, Label *exit, GateRef argumentsList, GateRef numArgs); 47 void AllocStringObject(Variable *result, Label *exit, GateRef length, bool compressed); 48 void HeapAlloc(Variable *result, Label *exit, RegionSpaceFlag spaceType); 49 void NewJSArrayLiteral(Variable *result, Label *exit, RegionSpaceFlag spaceType, GateRef obj, GateRef hclass, 50 bool isEmptyArray); 51 void InitializeWithSpeicalValue(Label *exit, GateRef object, GateRef value, GateRef start, GateRef end); 52 GateRef FastNewThisObject(GateRef glue, GateRef ctor); 53 GateRef NewThisObjectChecked(GateRef glue, GateRef ctor); 54 private: 55 void AllocateInYoung(Variable *result, Label *exit); 56 void InitializeTaggedArrayWithSpeicalValue(Label *exit, 57 GateRef array, GateRef value, GateRef start, GateRef length); 58 GateRef glue_ {Circuit::NullGate()}; 59 GateRef size_ {0}; 60 }; 61 } // namespace panda::ecmascript::kungfu 62 #endif // ECMASCRIPT_COMPILER_NEW_OBJECT_STUB_BUILDER_H 63