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| 14 | #ifndef LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_SVALVISITOR_H |
| 15 | #define LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_SVALVISITOR_H |
| 16 | |
| 17 | #include "clang/StaticAnalyzer/Core/PathSensitive/SVals.h" |
| 18 | #include "clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h" |
| 19 | #include "clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h" |
| 20 | |
| 21 | namespace clang { |
| 22 | |
| 23 | namespace ento { |
| 24 | |
| 25 | |
| 26 | |
| 27 | template <typename ImplClass, typename RetTy = void> class SValVisitor { |
| 28 | public: |
| 29 | |
| 30 | #define DISPATCH(NAME, CLASS) \ |
| 31 | return static_cast<ImplClass *>(this)->Visit ## NAME(V.castAs<CLASS>()) |
| 32 | |
| 33 | RetTy Visit(SVal V) { |
| 34 | |
| 35 | |
| 36 | switch (V.getBaseKind()) { |
| 37 | #define BASIC_SVAL(Id, Parent) case SVal::Id ## Kind: DISPATCH(Id, Id); |
| 38 | #include "clang/StaticAnalyzer/Core/PathSensitive/SVals.def" |
| 39 | case SVal::LocKind: |
| 40 | switch (V.getSubKind()) { |
| 41 | #define LOC_SVAL(Id, Parent) \ |
| 42 | case loc::Id ## Kind: DISPATCH(Loc ## Id, loc :: Id); |
| 43 | #include "clang/StaticAnalyzer/Core/PathSensitive/SVals.def" |
| 44 | } |
| 45 | llvm_unreachable("Unknown Loc sub-kind!"); |
| 46 | case SVal::NonLocKind: |
| 47 | switch (V.getSubKind()) { |
| 48 | #define NONLOC_SVAL(Id, Parent) \ |
| 49 | case nonloc::Id ## Kind: DISPATCH(NonLoc ## Id, nonloc :: Id); |
| 50 | #include "clang/StaticAnalyzer/Core/PathSensitive/SVals.def" |
| 51 | } |
| 52 | llvm_unreachable("Unknown NonLoc sub-kind!"); |
| 53 | } |
| 54 | llvm_unreachable("Unknown SVal kind!"); |
| 55 | } |
| 56 | |
| 57 | #define BASIC_SVAL(Id, Parent) \ |
| 58 | RetTy Visit ## Id(Id V) { DISPATCH(Parent, Id); } |
| 59 | #define ABSTRACT_SVAL(Id, Parent) \ |
| 60 | BASIC_SVAL(Id, Parent) |
| 61 | #define LOC_SVAL(Id, Parent) \ |
| 62 | RetTy VisitLoc ## Id(loc::Id V) { DISPATCH(Parent, Parent); } |
| 63 | #define NONLOC_SVAL(Id, Parent) \ |
| 64 | RetTy VisitNonLoc ## Id(nonloc::Id V) { DISPATCH(Parent, Parent); } |
| 65 | #include "clang/StaticAnalyzer/Core/PathSensitive/SVals.def" |
| 66 | |
| 67 | |
| 68 | RetTy VisitSVal(SVal V) { return RetTy(); } |
| 69 | |
| 70 | #undef DISPATCH |
| 71 | }; |
| 72 | |
| 73 | |
| 74 | |
| 75 | template <typename ImplClass, typename RetTy = void> class SymExprVisitor { |
| 76 | public: |
| 77 | |
| 78 | #define DISPATCH(CLASS) \ |
| 79 | return static_cast<ImplClass *>(this)->Visit ## CLASS(cast<CLASS>(S)) |
| 80 | |
| 81 | RetTy Visit(SymbolRef S) { |
| 82 | |
| 83 | switch (S->getKind()) { |
| 84 | #define SYMBOL(Id, Parent) \ |
| 85 | case SymExpr::Id ## Kind: DISPATCH(Id); |
| 86 | #include "clang/StaticAnalyzer/Core/PathSensitive/Symbols.def" |
| 87 | } |
| 88 | llvm_unreachable("Unknown SymExpr kind!"); |
| 89 | } |
| 90 | |
| 91 | |
| 92 | |
| 93 | #define SYMBOL(Id, Parent) RetTy Visit ## Id(const Id *S) { DISPATCH(Parent); } |
| 94 | #define ABSTRACT_SYMBOL(Id, Parent) SYMBOL(Id, Parent) |
| 95 | #include "clang/StaticAnalyzer/Core/PathSensitive/Symbols.def" |
| 96 | |
| 97 | |
| 98 | RetTy VisitSymExpr(SymbolRef S) { return RetTy(); } |
| 99 | |
| 100 | #undef DISPATCH |
| 101 | }; |
| 102 | |
| 103 | |
| 104 | |
| 105 | template <typename ImplClass, typename RetTy = void> class MemRegionVisitor { |
| 106 | public: |
| 107 | |
| 108 | #define DISPATCH(CLASS) \ |
| 109 | return static_cast<ImplClass *>(this)->Visit ## CLASS(cast<CLASS>(R)) |
| 110 | |
| 111 | RetTy Visit(const MemRegion *R) { |
| 112 | |
| 113 | switch (R->getKind()) { |
| 114 | #define REGION(Id, Parent) case MemRegion::Id ## Kind: DISPATCH(Id); |
| 115 | #include "clang/StaticAnalyzer/Core/PathSensitive/Regions.def" |
| 116 | } |
| 117 | llvm_unreachable("Unknown MemRegion kind!"); |
| 118 | } |
| 119 | |
| 120 | |
| 121 | |
| 122 | #define REGION(Id, Parent) \ |
| 123 | RetTy Visit ## Id(const Id *R) { DISPATCH(Parent); } |
| 124 | #define ABSTRACT_REGION(Id, Parent) \ |
| 125 | REGION(Id, Parent) |
| 126 | #include "clang/StaticAnalyzer/Core/PathSensitive/Regions.def" |
| 127 | |
| 128 | |
| 129 | RetTy VisitMemRegion(const MemRegion *R) { return RetTy(); } |
| 130 | |
| 131 | #undef DISPATCH |
| 132 | }; |
| 133 | |
| 134 | |
| 135 | |
| 136 | template <typename ImplClass, typename RetTy = void> |
| 137 | class FullSValVisitor : public SValVisitor<ImplClass, RetTy>, |
| 138 | public SymExprVisitor<ImplClass, RetTy>, |
| 139 | public MemRegionVisitor<ImplClass, RetTy> { |
| 140 | public: |
| 141 | using SValVisitor<ImplClass, RetTy>::Visit; |
| 142 | using SymExprVisitor<ImplClass, RetTy>::Visit; |
| 143 | using MemRegionVisitor<ImplClass, RetTy>::Visit; |
| 144 | }; |
| 145 | |
| 146 | } |
| 147 | |
| 148 | } |
| 149 | |
| 150 | #endif |
| 151 | |