X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FType.h;h=617ef69de467a3511e06e2de833d970642d5036e;hb=4d440bd786ae4dad7035c30fd09044a9efc8dccd;hp=bc319c6537a6467614f1d59070fa6a62befb66bf;hpb=52c5e736b722ab8c3b3ece53d4a44628103f32c2;p=oota-llvm.git diff --git a/include/llvm/Type.h b/include/llvm/Type.h index bc319c6537a..617ef69de46 100644 --- a/include/llvm/Type.h +++ b/include/llvm/Type.h @@ -82,13 +82,14 @@ public: IntegerTyID, ///< 8: Arbitrary bit width integers FunctionTyID, ///< 9: Functions StructTyID, ///< 10: Structures - ArrayTyID, ///< 11: Arrays - PointerTyID, ///< 12: Pointers - OpaqueTyID, ///< 13: Opaque: type with unknown structure - VectorTyID, ///< 14: SIMD 'packed' format, or other vector type + UnionTyID, ///< 11: Unions + ArrayTyID, ///< 12: Arrays + PointerTyID, ///< 13: Pointers + OpaqueTyID, ///< 14: Opaque: type with unknown structure + VectorTyID, ///< 15: SIMD 'packed' format, or other vector type NumTypeIDs, // Must remain as last defined ID - LastPrimitiveTyID = LabelTyID, + LastPrimitiveTyID = MetadataTyID, FirstDerivedTyID = IntegerTyID }; @@ -181,6 +182,9 @@ public: // are defined in private classes defined in Type.cpp for primitive types. // + /// getDescription - Return the string representation of the type. + std::string getDescription() const; + /// getTypeID - Return the type id for the type. This will return one /// of the TypeID enum elements defined above. /// @@ -204,55 +208,60 @@ public: /// isPPC_FP128Ty - Return true if this is powerpc long double. bool isPPC_FP128Ty() const { return ID == PPC_FP128TyID; } + /// isFloatingPointTy - Return true if this is one of the five floating point + /// types + bool isFloatingPointTy() const { return ID == FloatTyID || ID == DoubleTyID || + ID == X86_FP80TyID || ID == FP128TyID || ID == PPC_FP128TyID; } + + /// isFPOrFPVectorTy - Return true if this is a FP type or a vector of FP. + /// + bool isFPOrFPVectorTy() const; + /// isLabelTy - Return true if this is 'label'. bool isLabelTy() const { return ID == LabelTyID; } /// isMetadataTy - Return true if this is 'metadata'. bool isMetadataTy() const { return ID == MetadataTyID; } - /// getDescription - Return the string representation of the type. - std::string getDescription() const; - - /// isInteger - True if this is an instance of IntegerType. + /// isIntegerTy - True if this is an instance of IntegerType. /// - bool isInteger() const { return ID == IntegerTyID; } + bool isIntegerTy() const { return ID == IntegerTyID; } - /// isInteger - Return true if this is an IntegerType of the specified width. - bool isInteger(unsigned Bitwidth) const; + /// isIntegerTy - Return true if this is an IntegerType of the given width. + bool isIntegerTy(unsigned Bitwidth) const; - /// isIntOrIntVector - Return true if this is an integer type or a vector of + /// isIntOrIntVectorTy - Return true if this is an integer type or a vector of /// integer types. /// - bool isIntOrIntVector() const; + bool isIntOrIntVectorTy() const; - /// isFloatingPoint - Return true if this is one of the five floating point - /// types - bool isFloatingPoint() const { return ID == FloatTyID || ID == DoubleTyID || - ID == X86_FP80TyID || ID == FP128TyID || ID == PPC_FP128TyID; } + /// isFunctionTy - True if this is an instance of FunctionType. + /// + bool isFunctionTy() const { return ID == FunctionTyID; } - /// isFPOrFPVector - Return true if this is a FP type or a vector of FP types. + /// isStructTy - True if this is an instance of StructType. /// - bool isFPOrFPVector() const; - - /// isFunction - True if this is an instance of FunctionType. + bool isStructTy() const { return ID == StructTyID; } + + /// isUnionTy - True if this is an instance of UnionType. /// - bool isFunction() const { return ID == FunctionTyID; } + bool isUnionTy() const { return ID == UnionTyID; } - /// isStruct - True if this is an instance of StructType. + /// isArrayTy - True if this is an instance of ArrayType. /// - bool isStruct() const { return ID == StructTyID; } + bool isArrayTy() const { return ID == ArrayTyID; } - /// isArray - True if this is an instance of ArrayType. + /// isPointerTy - True if this is an instance of PointerType. /// - bool isArray() const { return ID == ArrayTyID; } + bool isPointerTy() const { return ID == PointerTyID; } - /// isPointer - True if this is an instance of PointerType. + /// isOpaqueTy - True if this is an instance of OpaqueType. /// - bool isPointer() const { return ID == PointerTyID; } + bool isOpaqueTy() const { return ID == OpaqueTyID; } - /// isVector - True if this is an instance of VectorType. + /// isVectorTy - True if this is an instance of VectorType. /// - bool isVector() const { return ID == VectorTyID; } + bool isVectorTy() const { return ID == VectorTyID; } /// isAbstract - True if the type is either an Opaque type, or is a derived /// type that includes an opaque type somewhere in it. @@ -297,7 +306,7 @@ public: /// does not include vector types. /// inline bool isAggregateType() const { - return ID == StructTyID || ID == ArrayTyID; + return ID == StructTyID || ID == ArrayTyID || ID == UnionTyID; } /// isSized - Return true if it makes sense to take the size of this type. To @@ -306,11 +315,12 @@ public: /// bool isSized() const { // If it's a primitive, it is always sized. - if (ID == IntegerTyID || isFloatingPoint() || ID == PointerTyID) + if (ID == IntegerTyID || isFloatingPointTy() || ID == PointerTyID) return true; // If it is not something that can have a size (e.g. a function or label), // it doesn't have a size. - if (ID != StructTyID && ID != ArrayTyID && ID != VectorTyID) + if (ID != StructTyID && ID != ArrayTyID && ID != VectorTyID && + ID != UnionTyID) return false; // If it is something that can have a size and it's concrete, it definitely // has a size, otherwise we have to try harder to decide. @@ -396,6 +406,7 @@ public: static const Type *getX86_FP80Ty(LLVMContext &C); static const Type *getFP128Ty(LLVMContext &C); static const Type *getPPC_FP128Ty(LLVMContext &C); + static const IntegerType *getIntNTy(LLVMContext &C, unsigned N); static const IntegerType *getInt1Ty(LLVMContext &C); static const IntegerType *getInt8Ty(LLVMContext &C); static const IntegerType *getInt16Ty(LLVMContext &C); @@ -411,6 +422,8 @@ public: static const PointerType *getX86_FP80PtrTy(LLVMContext &C, unsigned AS = 0); static const PointerType *getFP128PtrTy(LLVMContext &C, unsigned AS = 0); static const PointerType *getPPC_FP128PtrTy(LLVMContext &C, unsigned AS = 0); + static const PointerType *getIntNPtrTy(LLVMContext &C, unsigned N, + unsigned AS = 0); static const PointerType *getInt1PtrTy(LLVMContext &C, unsigned AS = 0); static const PointerType *getInt8PtrTy(LLVMContext &C, unsigned AS = 0); static const PointerType *getInt16PtrTy(LLVMContext &C, unsigned AS = 0); @@ -491,19 +504,19 @@ inline void PATypeHandle::removeUser() { /// reference to the type. /// inline Type* PATypeHolder::get() const { + if (Ty == 0) return 0; const Type *NewTy = Ty->getForwardedType(); if (!NewTy) return const_cast(Ty); return *const_cast(this) = NewTy; } inline void PATypeHolder::addRef() { - assert(Ty && "Type Holder has a null type!"); - if (Ty->isAbstract()) + if (Ty && Ty->isAbstract()) Ty->addRef(); } inline void PATypeHolder::dropRef() { - if (Ty->isAbstract()) + if (Ty && Ty->isAbstract()) Ty->dropRef(); } @@ -538,9 +551,11 @@ template <> struct GraphTraits { } }; -template <> inline bool isa_impl(const Type &Ty) { - return Ty.getTypeID() == Type::PointerTyID; -} +template <> struct isa_impl { + static inline bool doit(const Type &Ty) { + return Ty.getTypeID() == Type::PointerTyID; + } +}; raw_ostream &operator<<(raw_ostream &OS, const Type &T);