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 PANDA_OBJECT_TYPE_PROPAGATION_H 17 #define PANDA_OBJECT_TYPE_PROPAGATION_H 18 19 #include "optimizer/pass.h" 20 #include "optimizer/ir/graph.h" 21 #include "optimizer/ir/graph_visitor.h" 22 23 namespace ark::compiler { 24 // NOLINTNEXTLINE(fuchsia-multiple-inheritance) 25 class ObjectTypePropagation final : public Analysis, public GraphVisitor { 26 public: ObjectTypePropagation(Graph * graph)27 explicit ObjectTypePropagation(Graph *graph) : Analysis(graph) {} 28 NO_MOVE_SEMANTIC(ObjectTypePropagation); 29 NO_COPY_SEMANTIC(ObjectTypePropagation); 30 ~ObjectTypePropagation() override = default; 31 GetBlocksToVisit()32 const ArenaVector<BasicBlock *> &GetBlocksToVisit() const override 33 { 34 return GetGraph()->GetBlocksRPO(); 35 } 36 GetPassName()37 const char *GetPassName() const override 38 { 39 return "ObjectTypePropagation"; 40 } 41 42 bool RunImpl() override; 43 44 protected: 45 static void VisitNewObject(GraphVisitor *v, Inst *i); 46 static void VisitParameter(GraphVisitor *v, Inst *i); 47 static void VisitNewArray(GraphVisitor *v, Inst *i); 48 static void VisitLoadArray(GraphVisitor *v, Inst *i); 49 static void VisitLoadString(GraphVisitor *v, Inst *i); 50 static void VisitLoadObject(GraphVisitor *v, Inst *i); 51 static void VisitCallStatic(GraphVisitor *v, Inst *i); 52 static void VisitCallVirtual(GraphVisitor *v, Inst *i); 53 static void VisitNullCheck(GraphVisitor *v, Inst *i); 54 static void VisitRefTypeCheck(GraphVisitor *v, Inst *i); 55 56 #include "optimizer/ir/visitor.inc" 57 58 private: 59 static void ProcessManagedCall(GraphVisitor *v, CallInst *inst); 60 ObjectTypeInfo GetPhiTypeInfo(Inst *inst); 61 62 private: 63 InstVector *visitedPhis_ {nullptr}; 64 Marker visited_ {UNDEF_MARKER}; 65 }; 66 } // namespace ark::compiler 67 68 #endif // PANDA_OBJECT_TYPE_PROPAGATION_H 69