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LLVM
3.7.0
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PointerType - Class to represent pointers. More...
#include <DerivedTypes.h>
Public Member Functions | |
| unsigned | getAddressSpace () const |
| Return the address space of the Pointer type. More... | |
Public Member Functions inherited from llvm::SequentialType | |
| Type * | getElementType () const |
Public Member Functions inherited from llvm::CompositeType | |
| Type * | getTypeAtIndex (const Value *V) |
| getTypeAtIndex - Given an index value into the type, return the type of the element. More... | |
| Type * | getTypeAtIndex (unsigned Idx) |
| bool | indexValid (const Value *V) const |
| bool | indexValid (unsigned Idx) const |
Public Member Functions inherited from llvm::Type | |
| void | print (raw_ostream &O) const |
| void | dump () const |
| LLVMContext & | getContext () const |
| getContext - Return the LLVMContext in which this type was uniqued. More... | |
| TypeID | getTypeID () const |
| getTypeID - Return the type id for the type. More... | |
| bool | isVoidTy () const |
| isVoidTy - Return true if this is 'void'. More... | |
| bool | isHalfTy () const |
| isHalfTy - Return true if this is 'half', a 16-bit IEEE fp type. More... | |
| bool | isFloatTy () const |
| isFloatTy - Return true if this is 'float', a 32-bit IEEE fp type. More... | |
| bool | isDoubleTy () const |
| isDoubleTy - Return true if this is 'double', a 64-bit IEEE fp type. More... | |
| bool | isX86_FP80Ty () const |
| isX86_FP80Ty - Return true if this is x86 long double. More... | |
| bool | isFP128Ty () const |
| isFP128Ty - Return true if this is 'fp128'. More... | |
| bool | isPPC_FP128Ty () const |
| isPPC_FP128Ty - Return true if this is powerpc long double. More... | |
| bool | isFloatingPointTy () const |
| isFloatingPointTy - Return true if this is one of the six floating point types More... | |
| const fltSemantics & | getFltSemantics () const |
| bool | isX86_MMXTy () const |
| isX86_MMXTy - Return true if this is X86 MMX. More... | |
| bool | isFPOrFPVectorTy () const |
| isFPOrFPVectorTy - Return true if this is a FP type or a vector of FP. More... | |
| bool | isLabelTy () const |
| isLabelTy - Return true if this is 'label'. More... | |
| bool | isMetadataTy () const |
| isMetadataTy - Return true if this is 'metadata'. More... | |
| bool | isIntegerTy () const |
| isIntegerTy - True if this is an instance of IntegerType. More... | |
| bool | isIntegerTy (unsigned Bitwidth) const |
| isIntegerTy - Return true if this is an IntegerType of the given width. More... | |
| bool | isIntOrIntVectorTy () const |
| isIntOrIntVectorTy - Return true if this is an integer type or a vector of integer types. More... | |
| bool | isFunctionTy () const |
| isFunctionTy - True if this is an instance of FunctionType. More... | |
| bool | isStructTy () const |
| isStructTy - True if this is an instance of StructType. More... | |
| bool | isArrayTy () const |
| isArrayTy - True if this is an instance of ArrayType. More... | |
| bool | isPointerTy () const |
| isPointerTy - True if this is an instance of PointerType. More... | |
| bool | isPtrOrPtrVectorTy () const |
| isPtrOrPtrVectorTy - Return true if this is a pointer type or a vector of pointer types. More... | |
| bool | isVectorTy () const |
| isVectorTy - True if this is an instance of VectorType. More... | |
| bool | canLosslesslyBitCastTo (Type *Ty) const |
| canLosslesslyBitCastTo - Return true if this type could be converted with a lossless BitCast to type 'Ty'. More... | |
| bool | isEmptyTy () const |
| isEmptyTy - Return true if this type is empty, that is, it has no elements or all its elements are empty. More... | |
| bool | isFirstClassType () const |
| isFirstClassType - Return true if the type is "first class", meaning it is a valid type for a Value. More... | |
| bool | isSingleValueType () const |
| isSingleValueType - Return true if the type is a valid type for a register in codegen. More... | |
| bool | isAggregateType () const |
| isAggregateType - Return true if the type is an aggregate type. More... | |
| bool | isSized (SmallPtrSetImpl< const Type * > *Visited=nullptr) const |
| isSized - Return true if it makes sense to take the size of this type. More... | |
| unsigned | getPrimitiveSizeInBits () const LLVM_READONLY |
| getPrimitiveSizeInBits - Return the basic size of this type if it is a primitive type. More... | |
| unsigned | getScalarSizeInBits () const LLVM_READONLY |
| getScalarSizeInBits - If this is a vector type, return the getPrimitiveSizeInBits value for the element type. More... | |
| int | getFPMantissaWidth () const |
| getFPMantissaWidth - Return the width of the mantissa of this type. More... | |
| const Type * | getScalarType () const LLVM_READONLY |
| getScalarType - If this is a vector type, return the element type, otherwise return 'this'. More... | |
| Type * | getScalarType () LLVM_READONLY |
| getScalarType - If this is a vector type, return the element type, otherwise return this. More... | |
| subtype_iterator | subtype_begin () const |
| subtype_iterator | subtype_end () const |
| ArrayRef< Type * > | subtypes () const |
| subtype_reverse_iterator | subtype_rbegin () const |
| subtype_reverse_iterator | subtype_rend () const |
| Type * | getContainedType (unsigned i) const |
| getContainedType - This method is used to implement the type iterator (defined at the end of the file). More... | |
| unsigned | getNumContainedTypes () const |
| getNumContainedTypes - Return the number of types in the derived type. More... | |
| unsigned | getIntegerBitWidth () const |
| Type * | getFunctionParamType (unsigned i) const |
| unsigned | getFunctionNumParams () const |
| bool | isFunctionVarArg () const |
| StringRef | getStructName () const |
| unsigned | getStructNumElements () const |
| Type * | getStructElementType (unsigned N) const |
| Type * | getSequentialElementType () const |
| uint64_t | getArrayNumElements () const |
| Type * | getArrayElementType () const |
| unsigned | getVectorNumElements () const |
| Type * | getVectorElementType () const |
| Type * | getPointerElementType () const |
| unsigned | getPointerAddressSpace () const |
| Get the address space of this pointer or pointer vector type. More... | |
| PointerType * | getPointerTo (unsigned AddrSpace=0) |
| getPointerTo - Return a pointer to the current type. More... | |
Static Public Member Functions | |
| static PointerType * | get (Type *ElementType, unsigned AddressSpace) |
| PointerType::get - This constructs a pointer to an object of the specified type in a numbered address space. More... | |
| static PointerType * | getUnqual (Type *ElementType) |
| PointerType::getUnqual - This constructs a pointer to an object of the specified type in the generic address space (address space zero). More... | |
| static bool | isValidElementType (Type *ElemTy) |
| isValidElementType - Return true if the specified type is valid as a element type. More... | |
| static bool | isLoadableOrStorableType (Type *ElemTy) |
| Return true if we can load or store from a pointer to this type. More... | |
| static bool | classof (const Type *T) |
| Implement support type inquiry through isa, cast, and dyn_cast. More... | |
Static Public Member Functions inherited from llvm::SequentialType | |
| static bool | classof (const Type *T) |
| Methods for support type inquiry through isa, cast, and dyn_cast. More... | |
Static Public Member Functions inherited from llvm::CompositeType | |
| static bool | classof (const Type *T) |
| Methods for support type inquiry through isa, cast, and dyn_cast. More... | |
Static Public Member Functions inherited from llvm::Type | |
| static Type * | getPrimitiveType (LLVMContext &C, TypeID IDNumber) |
| getPrimitiveType - Return a type based on an identifier. More... | |
| static Type * | getVoidTy (LLVMContext &C) |
| static Type * | getLabelTy (LLVMContext &C) |
| static Type * | getHalfTy (LLVMContext &C) |
| static Type * | getFloatTy (LLVMContext &C) |
| static Type * | getDoubleTy (LLVMContext &C) |
| static Type * | getMetadataTy (LLVMContext &C) |
| static Type * | getX86_FP80Ty (LLVMContext &C) |
| static Type * | getFP128Ty (LLVMContext &C) |
| static Type * | getPPC_FP128Ty (LLVMContext &C) |
| static Type * | getX86_MMXTy (LLVMContext &C) |
| static IntegerType * | getIntNTy (LLVMContext &C, unsigned N) |
| static IntegerType * | getInt1Ty (LLVMContext &C) |
| static IntegerType * | getInt8Ty (LLVMContext &C) |
| static IntegerType * | getInt16Ty (LLVMContext &C) |
| static IntegerType * | getInt32Ty (LLVMContext &C) |
| static IntegerType * | getInt64Ty (LLVMContext &C) |
| static IntegerType * | getInt128Ty (LLVMContext &C) |
| static PointerType * | getHalfPtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getFloatPtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getDoublePtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getX86_FP80PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getFP128PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getPPC_FP128PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getX86_MMXPtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getIntNPtrTy (LLVMContext &C, unsigned N, unsigned AS=0) |
| static PointerType * | getInt1PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getInt8PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getInt16PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getInt32PtrTy (LLVMContext &C, unsigned AS=0) |
| static PointerType * | getInt64PtrTy (LLVMContext &C, unsigned AS=0) |
Additional Inherited Members | |
Public Types inherited from llvm::Type | |
| enum | TypeID { VoidTyID = 0, HalfTyID, FloatTyID, DoubleTyID, X86_FP80TyID, FP128TyID, PPC_FP128TyID, LabelTyID, MetadataTyID, X86_MMXTyID, IntegerTyID, FunctionTyID, StructTyID, ArrayTyID, PointerTyID, VectorTyID } |
| Definitions of all of the base types for the Type system. More... | |
| typedef Type *const * | subtype_iterator |
| typedef std::reverse_iterator < subtype_iterator > | subtype_reverse_iterator |
Protected Member Functions inherited from llvm::SequentialType | |
| SequentialType (TypeID TID, Type *ElType) | |
Protected Member Functions inherited from llvm::CompositeType | |
| CompositeType (LLVMContext &C, TypeID tid) | |
Protected Member Functions inherited from llvm::Type | |
| Type (LLVMContext &C, TypeID tid) | |
| ~Type ()=default | |
| void | setTypeID (TypeID ID) |
| unsigned | getSubclassData () const |
| void | setSubclassData (unsigned val) |
Protected Attributes inherited from llvm::Type | |
| unsigned | NumContainedTys |
| NumContainedTys - Keeps track of how many Type*'s there are in the ContainedTys list. More... | |
| Type *const * | ContainedTys |
| ContainedTys - A pointer to the array of Types contained by this Type. More... | |
PointerType - Class to represent pointers.
Definition at line 449 of file DerivedTypes.h.
Implement support type inquiry through isa, cast, and dyn_cast.
Definition at line 475 of file DerivedTypes.h.
References llvm::Type::getTypeID(), and llvm::Type::PointerTyID.
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PointerType::get - This constructs a pointer to an object of the specified type in a numbered address space.
Definition at line 738 of file Type.cpp.
References llvm::LLVMContextImpl::ASPointerTypes, llvm::Type::getContext(), isValidElementType(), llvm::LLVMContext::pImpl, llvm::LLVMContextImpl::PointerTypes, and llvm::LLVMContextImpl::TypeAllocator.
Referenced by AnalyzeLoadFromClobberingMemInst(), ConstantFoldGetElementPtrImpl(), convertMemSetToLoop(), llvm::orc::createIRTypedAddress(), CreatePrologue(), DecodeFixedType(), getAccessType(), llvm::ConstantExpr::getAddrSpaceCast(), llvm::SelectionDAG::getEVTAlignment(), getFoldedAlignOf(), getFoldedSizeOf(), llvm::GetElementPtrInst::getGEPReturnType(), GetHeapSROAValue(), GetLoadValueForLoad(), GetMemInstValueForLoad(), llvm::Module::getOrInsertGlobal(), llvm::Type::getPointerTo(), getUnqual(), INITIALIZE_PASS(), LLVMPointerType(), llvm::R600TargetLowering::LowerFormalArguments(), llvm::NVPTXTargetLowering::LowerFormalArguments(), PerformHeapAllocSRoA(), SimplifyGEPInst(), and llvm::InstCombiner::visitAddrSpaceCast().
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inline |
Return the address space of the Pointer type.
Definition at line 472 of file DerivedTypes.h.
References llvm::Type::getSubclassData().
Referenced by canDemoteGlobalVar(), llvm::CastInst::castIsValid(), llvm::orc::cloneGlobalVariableDecl(), ConstantFoldGetElementPtrImpl(), copyGlobalVariableProto(), llvm::IRBuilder< true, TargetFolder >::CreateAlignmentAssumption(), FoldReinterpretLoadFromConstPtr(), llvm::GlobalAddressSDNode::getAddressSpace(), llvm::ConstantExpr::getAddrSpaceCast(), llvm::SelectionDAG::getGlobalAddress(), getNaturalGEPWithOffset(), INITIALIZE_PASS(), llvm::isAllocaPromotable(), isTypeCongruent(), llvm::SITargetLowering::LowerFormalArguments(), SRAGlobal(), StripPtrCastKeepAS(), TryToShrinkGlobalToBoolean(), llvm::InstCombiner::visitAddrSpaceCast(), llvm::InstCombiner::visitGetElementPtrInst(), and WriteTypeTable().
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inlinestatic |
PointerType::getUnqual - This constructs a pointer to an object of the specified type in the generic address space (address space zero).
Definition at line 460 of file DerivedTypes.h.
References get().
Referenced by appendToGlobalArray(), createMalloc(), DecodeFixedType(), llvm::InlineAsm::get(), llvm::TypeBuilder< T *, cross >::get(), llvm::ScalarEvolution::getElementSize(), llvm::ScalarEvolution::getGEPExpr(), getMemCmpLoad(), llvm::ConstantExpr::getOffsetOf(), llvm::Module::getOrInsertFunction(), llvm::ConstantExpr::getSizeOf(), llvm::TargetLowering::LowerCallTo(), llvm::SparcTargetLowering::LowerF128_LibCallArg(), llvm::SparcTargetLowering::LowerF128Op(), llvm::UpgradeIntrinsicCall(), and llvm::InstCombiner::visitCallInst().
Return true if we can load or store from a pointer to this type.
Definition at line 773 of file Type.cpp.
References llvm::Type::isFunctionTy(), and isValidElementType().
isValidElementType - Return true if the specified type is valid as a element type.
Definition at line 768 of file Type.cpp.
References llvm::Type::isLabelTy(), llvm::Type::isMetadataTy(), and llvm::Type::isVoidTy().
Referenced by get(), and isLoadableOrStorableType().
1.8.6