diff options
Diffstat (limited to 'include/clang/Analysis/PathSensitive/BasicValueFactory.h')
-rw-r--r-- | include/clang/Analysis/PathSensitive/BasicValueFactory.h | 60 |
1 files changed, 30 insertions, 30 deletions
diff --git a/include/clang/Analysis/PathSensitive/BasicValueFactory.h b/include/clang/Analysis/PathSensitive/BasicValueFactory.h index 74d08e8410..69cd9db77c 100644 --- a/include/clang/Analysis/PathSensitive/BasicValueFactory.h +++ b/include/clang/Analysis/PathSensitive/BasicValueFactory.h @@ -8,7 +8,7 @@ //===----------------------------------------------------------------------===// // // This file defines BasicValueFactory, a class that manages the lifetime -// of APSInt objects and symbolic constraints used by GRExprEngine +// of APSInt objects and symbolic constraints used by GRExprEngine // and related classes. // //===----------------------------------------------------------------------===// @@ -24,7 +24,7 @@ #include "llvm/ADT/ImmutableList.h" namespace clang { - + class GRState; class CompoundValData : public llvm::FoldingSetNode { @@ -32,13 +32,13 @@ class CompoundValData : public llvm::FoldingSetNode { llvm::ImmutableList<SVal> L; public: - CompoundValData(QualType t, llvm::ImmutableList<SVal> l) + CompoundValData(QualType t, llvm::ImmutableList<SVal> l) : T(t), L(l) {} typedef llvm::ImmutableList<SVal>::iterator iterator; iterator begin() const { return L.begin(); } - iterator end() const { return L.end(); } - + iterator end() const { return L.end(); } + static void Profile(llvm::FoldingSetNodeID& ID, QualType T, llvm::ImmutableList<SVal> L); @@ -51,16 +51,16 @@ class LazyCompoundValData : public llvm::FoldingSetNode { public: LazyCompoundValData(const GRState *st, const TypedRegion *r) : state(st), region(r) {} - + const GRState *getState() const { return state; } const TypedRegion *getRegion() const { return region; } - + static void Profile(llvm::FoldingSetNodeID& ID, const GRState *state, const TypedRegion *region); - + void Profile(llvm::FoldingSetNodeID& ID) { Profile(ID, state, region); } }; - + class BasicValueFactory { typedef llvm::FoldingSet<llvm::FoldingSetNodeWrapper<llvm::APSInt> > APSIntSetTy; @@ -77,28 +77,28 @@ class BasicValueFactory { llvm::FoldingSet<LazyCompoundValData> LazyCompoundValDataSet; public: - BasicValueFactory(ASTContext& ctx, llvm::BumpPtrAllocator& Alloc) + BasicValueFactory(ASTContext& ctx, llvm::BumpPtrAllocator& Alloc) : Ctx(ctx), BPAlloc(Alloc), PersistentSVals(0), PersistentSValPairs(0), SValListFactory(Alloc) {} ~BasicValueFactory(); - ASTContext& getContext() const { return Ctx; } + ASTContext& getContext() const { return Ctx; } const llvm::APSInt& getValue(const llvm::APSInt& X); const llvm::APSInt& getValue(const llvm::APInt& X, bool isUnsigned); const llvm::APSInt& getValue(uint64_t X, unsigned BitWidth, bool isUnsigned); const llvm::APSInt& getValue(uint64_t X, QualType T); - + /// Convert - Create a new persistent APSInt with the same value as 'From' /// but with the bitwidth and signedness of 'To'. const llvm::APSInt& Convert(const llvm::APSInt& To, const llvm::APSInt& From) { - + if (To.isUnsigned() == From.isUnsigned() && To.getBitWidth() == From.getBitWidth()) return From; - + return getValue(From.getSExtValue(), To.getBitWidth(), To.isUnsigned()); @@ -108,11 +108,11 @@ public: QualType T = isUnsigned ? Ctx.UnsignedIntTy : Ctx.IntTy; return getValue(X, T); } - + inline const llvm::APSInt& getMaxValue(const llvm::APSInt &v) { return getValue(llvm::APSInt::getMaxValue(v.getBitWidth(), v.isUnsigned())); } - + inline const llvm::APSInt& getMinValue(const llvm::APSInt &v) { return getValue(llvm::APSInt::getMinValue(v.getBitWidth(), v.isUnsigned())); } @@ -122,25 +122,25 @@ public: bool isUnsigned = T->isUnsignedIntegerType() || Loc::IsLocType(T); return getValue(llvm::APSInt::getMaxValue(Ctx.getTypeSize(T), isUnsigned)); } - + inline const llvm::APSInt& getMinValue(QualType T) { assert(T->isIntegerType() || Loc::IsLocType(T)); bool isUnsigned = T->isUnsignedIntegerType() || Loc::IsLocType(T); return getValue(llvm::APSInt::getMinValue(Ctx.getTypeSize(T), isUnsigned)); } - + inline const llvm::APSInt& Add1(const llvm::APSInt& V) { llvm::APSInt X = V; ++X; return getValue(X); } - + inline const llvm::APSInt& Sub1(const llvm::APSInt& V) { llvm::APSInt X = V; --X; return getValue(X); } - + inline const llvm::APSInt& getZeroWithPtrWidth(bool isUnsigned = true) { return getValue(0, Ctx.getTypeSize(Ctx.VoidPtrTy), isUnsigned); } @@ -152,21 +152,21 @@ public: inline const llvm::APSInt& getTruthValue(bool b, QualType T) { return getValue(b ? 1 : 0, Ctx.getTypeSize(T), false); } - + inline const llvm::APSInt& getTruthValue(bool b) { return getTruthValue(b, Ctx.IntTy); } - - const CompoundValData *getCompoundValData(QualType T, + + const CompoundValData *getCompoundValData(QualType T, llvm::ImmutableList<SVal> Vals); - + const LazyCompoundValData *getLazyCompoundValData(const GRState *state, const TypedRegion *region); - + llvm::ImmutableList<SVal> getEmptySValList() { return SValListFactory.GetEmptyList(); } - + llvm::ImmutableList<SVal> consVals(SVal X, llvm::ImmutableList<SVal> L) { return SValListFactory.Add(X, L); } @@ -174,13 +174,13 @@ public: const llvm::APSInt* EvaluateAPSInt(BinaryOperator::Opcode Op, const llvm::APSInt& V1, const llvm::APSInt& V2); - + const std::pair<SVal, uintptr_t>& getPersistentSValWithData(const SVal& V, uintptr_t Data); - + const std::pair<SVal, SVal>& - getPersistentSValPair(const SVal& V1, const SVal& V2); - + getPersistentSValPair(const SVal& V1, const SVal& V2); + const SVal* getPersistentSVal(SVal X); }; |