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LLVM 20.0.0git
Public Types |Public Member Functions |Static Public Member Functions |List of all members
llvm::StructType Class Reference

Class to represent struct types.More...

#include "llvm/IR/DerivedTypes.h"

Inheritance diagram for llvm::StructType:
Inheritance graph
[legend]

Public Types

using element_iterator =Type::subtype_iterator
 
- Public Types inherited fromllvm::Type
enum  TypeID {
  HalfTyID = 0,BFloatTyID,FloatTyID,DoubleTyID,
  X86_FP80TyID,FP128TyID,PPC_FP128TyID,VoidTyID,
  LabelTyID,MetadataTyID,X86_AMXTyID,TokenTyID,
  IntegerTyID,FunctionTyID,PointerTyID,StructTyID,
  ArrayTyID,FixedVectorTyID,ScalableVectorTyID,TypedPointerTyID,
  TargetExtTyID
}
 Definitions of all of the base types for theType system.More...
 
using subtype_iterator =Type *const *
 
using subtype_reverse_iterator = std::reverse_iterator<subtype_iterator >
 

Public Member Functions

 StructType (constStructType &)=delete
 
StructTypeoperator= (constStructType &)=delete
 
bool isPacked ()const
 
bool isLiteral ()const
 Return true if this type is uniqued by structural equivalence, false if it is a struct definition.
 
bool isOpaque ()const
 Return true if this is a type with an identity that has no body specified yet.
 
bool isSized (SmallPtrSetImpl<Type * > *Visited=nullptr)const
 isSized - Return true if this is a sized type.
 
bool isScalableTy (SmallPtrSetImpl<constType * > &Visited)const
 Returns true if this struct contains a scalable vector.
 
bool containsNonGlobalTargetExtType (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this type is or contains a target extension type that disallows being used as a global.
 
bool containsNonLocalTargetExtType (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this type is or contains a target extension type that disallows being used as a local.
 
bool containsHomogeneousScalableVectorTypes ()const
 Returns true if this struct contains homogeneous scalable vector types.
 
bool containsHomogeneousTypes ()const
 Return true if this struct is non-empty and all element types are the same.
 
bool hasName ()const
 Return true if this is a named struct that has a non-empty name.
 
StringRef getName ()const
 Return the name for this struct type if it has an identity.
 
void setName (StringRefName)
 Change the name of this type to the specified name, or to a name with a suffix if there is a collision.
 
void setBody (ArrayRef<Type * > Elements,boolisPacked=false)
 Specify a body for an opaque identified type, which must not make the type recursive.
 
Error setBodyOrError (ArrayRef<Type * > Elements,boolisPacked=false)
 Specify a body for an opaque identified type or return an error if it would make the type recursive.
 
Error checkBody (ArrayRef<Type * > Elements)
 Return an error if the body for an opaque identified type would make it recursive.
 
element_iterator element_begin ()const
 
element_iterator element_end ()const
 
ArrayRef<Type * > elements ()const
 
bool isLayoutIdentical (StructType *Other)const
 Return true if this is layout identical to the specified struct.
 
unsigned getNumElements ()const
 Random access to the elements.
 
TypegetElementType (unsignedN)const
 
TypegetTypeAtIndex (constValue *V)const
 Given an index value into the type, return the type of the element.
 
TypegetTypeAtIndex (unsignedN)const
 
bool indexValid (constValue *V)const
 
bool indexValid (unsignedIdx)const
 
bool isScalableTy (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this is a type whose size is a known multiple of vscale.
 
bool isScalableTy ()const
 
bool containsNonGlobalTargetExtType (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this type is or contains a target extension type that disallows being used as a global.
 
bool containsNonGlobalTargetExtType ()const
 
bool containsNonLocalTargetExtType (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this type is or contains a target extension type that disallows being used as a local.
 
bool containsNonLocalTargetExtType ()const
 
- Public Member Functions inherited fromllvm::Type
void print (raw_ostream &O,bool IsForDebug=false,bool NoDetails=false)const
 Print the current type.
 
void dump ()const
 
LLVMContextgetContext ()const
 Return theLLVMContext in which this type was uniqued.
 
TypeID getTypeID ()const
 Return the type id for the type.
 
bool isVoidTy ()const
 Return true if this is 'void'.
 
bool isHalfTy ()const
 Return true if this is 'half', a 16-bit IEEE fp type.
 
bool isBFloatTy ()const
 Return true if this is 'bfloat', a 16-bit bfloat type.
 
bool is16bitFPTy ()const
 Return true if this is a 16-bit float type.
 
bool isFloatTy ()const
 Return true if this is 'float', a 32-bit IEEE fp type.
 
bool isDoubleTy ()const
 Return true if this is 'double', a 64-bit IEEE fp type.
 
bool isX86_FP80Ty ()const
 Return true if this is x86 long double.
 
bool isFP128Ty ()const
 Return true if this is 'fp128'.
 
bool isPPC_FP128Ty ()const
 Return true if this is powerpc long double.
 
bool isIEEELikeFPTy ()const
 Return true if this is a well-behaved IEEE-like type, which has a IEEE compatible layout as defined byAPFloat::isIEEE(), and does not have non-IEEE values, such as x86_fp80's unnormal values.
 
bool isFloatingPointTy ()const
 Return true if this is one of the floating-point types.
 
bool isMultiUnitFPType ()const
 Returns true if this is a floating-point type that is an unevaluated sum of multiple floating-point units.
 
constfltSemanticsgetFltSemantics ()const
 
bool isX86_AMXTy ()const
 Return true if this isX86 AMX.
 
bool isTargetExtTy ()const
 Return true if this is a target extension type.
 
bool isScalableTargetExtTy ()const
 Return true if this is a target extension type with a scalable layout.
 
bool isScalableTy (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this is a type whose size is a known multiple of vscale.
 
bool isScalableTy ()const
 
bool containsNonGlobalTargetExtType (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this type is or contains a target extension type that disallows being used as a global.
 
bool containsNonGlobalTargetExtType ()const
 
bool containsNonLocalTargetExtType (SmallPtrSetImpl<constType * > &Visited)const
 Return true if this type is or contains a target extension type that disallows being used as a local.
 
bool containsNonLocalTargetExtType ()const
 
bool isFPOrFPVectorTy ()const
 Return true if this is a FP type or a vector of FP.
 
bool isLabelTy ()const
 Return true if this is 'label'.
 
bool isMetadataTy ()const
 Return true if this is 'metadata'.
 
bool isTokenTy ()const
 Return true if this is 'token'.
 
bool isIntegerTy ()const
 True if this is an instance ofIntegerType.
 
bool isIntegerTy (unsigned Bitwidth)const
 Return true if this is anIntegerType of the given width.
 
bool isIntOrIntVectorTy ()const
 Return true if this is an integer type or a vector of integer types.
 
bool isIntOrIntVectorTy (unsignedBitWidth)const
 Return true if this is an integer type or a vector of integer types of the given width.
 
bool isIntOrPtrTy ()const
 Return true if this is an integer type or a pointer type.
 
bool isFunctionTy ()const
 True if this is an instance ofFunctionType.
 
bool isStructTy ()const
 True if this is an instance ofStructType.
 
bool isArrayTy ()const
 True if this is an instance ofArrayType.
 
bool isPointerTy ()const
 True if this is an instance ofPointerType.
 
bool isPtrOrPtrVectorTy ()const
 Return true if this is a pointer type or a vector of pointer types.
 
bool isVectorTy ()const
 True if this is an instance ofVectorType.
 
bool isRISCVVectorTupleTy ()const
 
bool canLosslesslyBitCastTo (Type *Ty)const
 Return true if this type could be converted with a lossless BitCast to type 'Ty'.
 
bool isEmptyTy ()const
 Return true if this type is empty, that is, it has no elements or all of its elements are empty.
 
bool isFirstClassType ()const
 Return true if the type is "first class", meaning it is a valid type for aValue.
 
bool isSingleValueType ()const
 Return true if the type is a valid type for a register in codegen.
 
bool isAggregateType ()const
 Return true if the type is an aggregate type.
 
bool isSized (SmallPtrSetImpl<Type * > *Visited=nullptr)const
 Return true if it makes sense to take the size of this type.
 
TypeSize getPrimitiveSizeInBits ()constLLVM_READONLY
 Return the basic size of this type if it is a primitive type.
 
unsigned getScalarSizeInBits ()constLLVM_READONLY
 If this is a vector type, return the getPrimitiveSizeInBits value for the element type.
 
int getFPMantissaWidth ()const
 Return the width of the mantissa of this type.
 
bool isIEEE ()const
 Return whether the type is IEEE compatible, as defined by the eponymous method inAPFloat.
 
TypegetScalarType ()const
 If this is a vector type, return the element type, otherwise return 'this'.
 
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
 
TypegetContainedType (unsigned i)const
 This method is used to implement the type iterator (defined at the end of the file).
 
unsigned getNumContainedTypes ()const
 Return the number of types in the derived type.
 
unsigned getIntegerBitWidth ()const
 
TypegetFunctionParamType (unsigned i)const
 
unsigned getFunctionNumParams ()const
 
bool isFunctionVarArg ()const
 
StringRef getStructName ()const
 
unsigned getStructNumElements ()const
 
TypegetStructElementType (unsignedN)const
 
uint64_t getArrayNumElements ()const
 
TypegetArrayElementType ()const
 
StringRef getTargetExtName ()const
 
TypegetWithNewType (Type *EltTy)const
 Given vector type, change the element type, whilst keeping the old number of elements.
 
TypegetWithNewBitWidth (unsigned NewBitWidth)const
 Given an integer or vector type, change the lane bitwidth to NewBitwidth, whilst keeping the old number of lanes.
 
TypegetExtendedType ()const
 Given scalar/vector integer type, returns a type with elements twice as wide as in the original type.
 
unsigned getPointerAddressSpace ()const
 Get the address space of this pointer or pointer vector type.
 
PointerTypegetPointerTo (unsigned AddrSpace=0)const
 Return a pointer to the current type.
 

Static Public Member Functions

staticStructTypecreate (LLVMContext &Context,StringRefName)
 This creates an identified struct.
 
staticStructTypecreate (LLVMContext &Context)
 
staticStructTypecreate (ArrayRef<Type * > Elements,StringRefName,boolisPacked=false)
 
staticStructTypecreate (ArrayRef<Type * > Elements)
 
staticStructTypecreate (LLVMContext &Context,ArrayRef<Type * > Elements,StringRefName,boolisPacked=false)
 
staticStructTypecreate (LLVMContext &Context,ArrayRef<Type * > Elements)
 
template<class... Tys>
static std::enable_if_t<are_base_of<Type, Tys... >::value,StructType * > create (StringRefName,Type *elt1, Tys *... elts)
 
staticStructTypeget (LLVMContext &Context,ArrayRef<Type * > Elements,boolisPacked=false)
 This static method is the primary way to create a literalStructType.
 
staticStructTypeget (LLVMContext &Context,boolisPacked=false)
 Create an empty structure type.
 
template<class... Tys>
static std::enable_if_t<are_base_of<Type, Tys... >::value,StructType * > get (Type *elt1, Tys *... elts)
 This static method is a convenience method for creating structure types by specifying the elements as arguments.
 
staticStructTypegetTypeByName (LLVMContext &C,StringRefName)
 Return the type with the specified name, or null if there is none by that name.
 
staticbool isValidElementType (Type *ElemTy)
 Return true if the specified type is valid as a element type.
 
staticbool classof (constType *T)
 Methods for support type inquiry through isa, cast, and dyn_cast.
 
- Static Public Member Functions inherited fromllvm::Type
staticTypegetPrimitiveType (LLVMContext &C,TypeID IDNumber)
 Return a type based on an identifier.
 
staticTypegetVoidTy (LLVMContext &C)
 
staticTypegetLabelTy (LLVMContext &C)
 
staticTypegetHalfTy (LLVMContext &C)
 
staticTypegetBFloatTy (LLVMContext &C)
 
staticTypegetFloatTy (LLVMContext &C)
 
staticTypegetDoubleTy (LLVMContext &C)
 
staticTypegetMetadataTy (LLVMContext &C)
 
staticTypegetX86_FP80Ty (LLVMContext &C)
 
staticTypegetFP128Ty (LLVMContext &C)
 
staticTypegetPPC_FP128Ty (LLVMContext &C)
 
staticTypegetX86_AMXTy (LLVMContext &C)
 
staticTypegetTokenTy (LLVMContext &C)
 
staticIntegerTypegetIntNTy (LLVMContext &C,unsignedN)
 
staticIntegerTypegetInt1Ty (LLVMContext &C)
 
staticIntegerTypegetInt8Ty (LLVMContext &C)
 
staticIntegerTypegetInt16Ty (LLVMContext &C)
 
staticIntegerTypegetInt32Ty (LLVMContext &C)
 
staticIntegerTypegetInt64Ty (LLVMContext &C)
 
staticIntegerTypegetInt128Ty (LLVMContext &C)
 
template<typename ScalarTy >
staticTypegetScalarTy (LLVMContext &C)
 
staticTypegetFloatingPointTy (LLVMContext &C,constfltSemantics &S)
 
staticTypegetWasm_ExternrefTy (LLVMContext &C)
 
staticTypegetWasm_FuncrefTy (LLVMContext &C)
 

Additional Inherited Members

- Protected Member Functions inherited fromllvm::Type
 Type (LLVMContext &C,TypeID tid)
 
 ~Type ()=default
 
unsigned getSubclassData ()const
 
void setSubclassData (unsigned val)
 
- Protected Attributes inherited fromllvm::Type
unsigned NumContainedTys = 0
 Keeps track of how many Type*'s there are in the ContainedTys list.
 
Type *constContainedTys = nullptr
 A pointer to the array of Types contained by thisType.
 

Detailed Description

Class to represent struct types.

There are two different kinds of struct types: Literal structs and Identified structs.

Literal struct types (e.g. { i32, i32 }) are uniqued structurally, and must always have a body when created. You can get one of these by using one of theStructType::get() forms.

Identified structs (e.g. foo or %42) may optionally have a name and are not uniqued. The names for identified structs are managed at theLLVMContext level, so there can only be a single identified struct with a given name in a particularLLVMContext. Identified structs may also optionally be opaque (have no body specified). You get one of these by using one of theStructType::create() forms.

Independent of what kind of struct you have, the body of a struct type are laid out in memory consecutively with the elements directly one after the other (if the struct is packed) or (if not packed) with padding between the elements as defined byDataLayout (which is required to match what the code generator for a target expects).

Definition at line218 of fileDerivedTypes.h.

Member Typedef Documentation

◆ element_iterator

usingllvm::StructType::element_iterator =Type::subtype_iterator

Definition at line353 of fileDerivedTypes.h.

Constructor & Destructor Documentation

◆ StructType()

llvm::StructType::StructType(constStructType)
delete

Member Function Documentation

◆ checkBody()

Error StructType::checkBody(ArrayRef<Type * > Elements)

Return an error if the body for an opaque identified type would make it recursive.

Definition at line549 of fileType.cpp.

◆ classof()

staticbool llvm::StructType::classof(constTypeT)
inlinestatic

Methods for support type inquiry through isa, cast, and dyn_cast.

Definition at line377 of fileDerivedTypes.h.

Referencesllvm::Type::StructTyID.

◆ containsHomogeneousScalableVectorTypes()

bool StructType::containsHomogeneousScalableVectorTypes() const

Returns true if this struct contains homogeneous scalable vector types.

Note that the definition of homogeneous scalable vector type is not recursive here. That means the following structure will return false when calling this function. {{<vscale x 2 x i32>, <vscale x 4 x i64>}, {<vscale x 2 x i32>, <vscale x 4 x i64>}}

Definition at line516 of fileType.cpp.

◆ containsHomogeneousTypes()

bool StructType::containsHomogeneousTypes() const

Return true if this struct is non-empty and all element types are the same.

Definition at line522 of fileType.cpp.

◆ containsNonGlobalTargetExtType()[1/3]

bool llvm::Type::containsNonGlobalTargetExtType() const

◆ containsNonGlobalTargetExtType()[2/3]

bool StructType::containsNonGlobalTargetExtType(SmallPtrSetImpl<constType * > & Visited) const

Return true if this type is or contains a target extension type that disallows being used as a global.

Definition at line460 of fileType.cpp.

◆ containsNonGlobalTargetExtType()[3/3]

bool llvm::Type::containsNonGlobalTargetExtType(SmallPtrSetImpl<constType * > & Visited) const

Return true if this type is or contains a target extension type that disallows being used as a global.

◆ containsNonLocalTargetExtType()[1/3]

bool llvm::Type::containsNonLocalTargetExtType() const

◆ containsNonLocalTargetExtType()[2/3]

bool StructType::containsNonLocalTargetExtType(SmallPtrSetImpl<constType * > & Visited) const

Return true if this type is or contains a target extension type that disallows being used as a local.

Definition at line488 of fileType.cpp.

◆ containsNonLocalTargetExtType()[3/3]

bool llvm::Type::containsNonLocalTargetExtType(SmallPtrSetImpl<constType * > & Visited) const

Return true if this type is or contains a target extension type that disallows being used as a local.

◆ create()[1/7]

StructType * StructType::create(ArrayRef<Type * > Elements)
static

Definition at line645 of fileType.cpp.

◆ create()[2/7]

StructType * StructType::create(ArrayRef<Type * > Elements,
StringRef Name,
bool isPacked =false 
)
static

Definition at line638 of fileType.cpp.

◆ create()[3/7]

StructType * StructType::create(LLVMContextContext)
static

Definition at line634 of fileType.cpp.

◆ create()[4/7]

StructType * StructType::create(LLVMContextContext,
ArrayRef<Type * > Elements 
)
static

Definition at line630 of fileType.cpp.

◆ create()[5/7]

StructType * StructType::create(LLVMContextContext,
ArrayRef<Type * > Elements,
StringRef Name,
bool isPacked =false 
)
static

Definition at line623 of fileType.cpp.

◆ create()[6/7]

StructType * StructType::create(LLVMContextContext,
StringRef Name 
)
static

This creates an identified struct.

Definition at line612 of fileType.cpp.

Referenced byaddEmuTlsVar(),create(),llvm::dxil::ResourceTypeInfo::createElementStruct(),llvm::OpenMPIRBuilder::createReductionsGPU(),llvm::orc::IRSpeculationLayer::emit(),llvm::OpenMPIRBuilder::emitNonContiguousDescriptor(),llvm::offloading::getEntryTy(),getOrCreateStructType(),getResBindType(),getResPropsType(),getSplitDoubleType(),llvm::BasicTTIImplBase< T >::getTypeBasedIntrinsicInstrCost(), andLLVMStructCreateNamed().

◆ create()[7/7]

template<class... Tys>
static std::enable_if_t<are_base_of<Type, Tys... >::value,StructType * > llvm::StructType::create(StringRef Name,
Typeelt1,
Tys *... elts 
)
inlinestatic

Definition at line257 of fileDerivedTypes.h.

Referencesassert(),create(), andName.

◆ element_begin()

element_iterator llvm::StructType::element_begin() const
inline

Definition at line355 of fileDerivedTypes.h.

Referencesllvm::Type::ContainedTys.

Referenced byelements(), andgetTypePartition().

◆ element_end()

element_iterator llvm::StructType::element_end() const
inline

Definition at line356 of fileDerivedTypes.h.

Referencesllvm::Type::ContainedTys, andllvm::Type::NumContainedTys.

Referenced byelements(), andgetTypePartition().

◆ elements()

ArrayRef<Type * > llvm::StructType::elements() const
inline

Definition at line357 of fileDerivedTypes.h.

Referenceselement_begin(), andelement_end().

Referenced byllvm::canVectorizeStructTy(),findFuncPointers(),isLeakCheckerRoot(),llvm::isVectorizedStructTy(),LLVMGetStructElementTypes(),llvm::toScalarizedStructTy(), andllvm::toVectorizedStructTy().

◆ get()[1/3]

StructType * StructType::get(LLVMContextContext,
ArrayRef<Type * > Elements,
bool isPacked =false 
)
static

This static method is the primary way to create a literalStructType.

Definition at line406 of fileType.cpp.

Referenced byllvm::memtag::alignAndPadAlloca(),appendToGlobalArray(),classifyConstantWithOpaquePtr(),createAtomicLibcall(),createRawLoad(),llvm::OpenMPIRBuilder::createTask(),createTypedBufferLoad(),createTypedBufferStore(),DecodeFixedType(),llvm::emitHotColdSizeReturningNew(),llvm::emitHotColdSizeReturningNewAligned(),llvm::sandboxir::StructType::get(),get(),llvm::ConstantExpr::getAlignOf(),llvm::ConstantStruct::getTypeForElements(),getTypePartition(),insertSinCosCall(),isValidProtoForSizeReturningNew(),llvm::ARMLegalizerInfo::legalizeCustom(),LLVMStructTypeInContext(),llvm::RISCVTargetLowering::lowerDeinterleaveIntrinsicToLoad(),LowerFSINCOS(),lowerSubFn(),llvm::EscapeEnumerator::Next(),llvm::WasmEHPreparePass::run(),llvm::toScalarizedStructTy(),llvm::toVectorizedStructTy(), andllvm::UpgradeGlobalVariable().

◆ get()[2/3]

StructType * StructType::get(LLVMContextContext,
bool isPacked =false 
)
static

Create an empty structure type.

Definition at line619 of fileType.cpp.

◆ get()[3/3]

template<class... Tys>
static std::enable_if_t<are_base_of<Type, Tys... >::value,StructType * > llvm::StructType::get(Typeelt1,
Tys *... elts 
)
inlinestatic

This static method is a convenience method for creating structure types by specifying the elements as arguments.

Note that this method always returns a non-packed struct, and requires at least one element type.

Definition at line274 of fileDerivedTypes.h.

Referencesassert(),get(), andllvm::Type::getContext().

◆ getElementType()

Type * llvm::StructType::getElementType(unsigned N) const
inline

Definition at line366 of fileDerivedTypes.h.

Referencesassert(),llvm::Type::ContainedTys,N, andllvm::Type::NumContainedTys.

Referenced bybuildFrameDebugInfo(),BuildSubAggregate(),llvm::FunctionComparator::cmpTypes(),llvm::coro::Shape::getIndexType(),llvm::coro::Shape::getSwitchResumePointerType(),getTypeAtIndex(),getTypePartition(),insertSpills(),isDenselyPacked(), andllvm::UpgradeGlobalVariable().

◆ getName()

StringRef StructType::getName() const

Return the name for this struct type if it has an identity.

This may return an empty string for an unnamed struct type. Do not call this on an literal type.

Definition at line689 of fileType.cpp.

Referenced byllvm::BTFDebug::endModule().

◆ getNumElements()

unsigned llvm::StructType::getNumElements() const
inline

Random access to the elements.

Definition at line365 of fileDerivedTypes.h.

Referencesllvm::Type::NumContainedTys.

Referenced byappendToGlobalArray(),buildFrameDebugInfo(),BuildSubAggregate(),llvm::FunctionComparator::cmpTypes(),emitGlobalConstantImpl(),llvm::DataLayout::getStructLayout(),indexValid(),isDenselyPacked(),llvm::SCCPInstVisitor::isStructLatticeConstant(),llvm::UpgradeGlobalVariable(), andllvm::InlineAsm::verify().

◆ getTypeAtIndex()[1/2]

Type * StructType::getTypeAtIndex(constValueV) const

Given an index value into the type, return the type of the element.

Definition at line711 of fileType.cpp.

Referenced byLLVMStructGetTypeAtIndex(), andmarkCoroutineAsDone().

◆ getTypeAtIndex()[2/2]

Type * llvm::StructType::getTypeAtIndex(unsigned N) const
inline

Definition at line372 of fileDerivedTypes.h.

ReferencesgetElementType(), andN.

◆ getTypeByName()

StructType * StructType::getTypeByName(LLVMContextC,
StringRef Name 
)
static

Return the type with the specified name, or null if there is none by that name.

Definition at line731 of fileType.cpp.

Referenced byllvm::offloading::getEntryTy(),getOrCreateStructType(),getResBindType(),getResPropsType(),getSplitDoubleType(),LLVMGetTypeByName(), andLLVMGetTypeByName2().

◆ hasName()

bool llvm::StructType::hasName() const
inline

Return true if this is a named struct that has a non-empty name.

Definition at line326 of fileDerivedTypes.h.

◆ indexValid()[1/2]

bool StructType::indexValid(constValueV) const

Definition at line717 of fileType.cpp.

◆ indexValid()[2/2]

bool llvm::StructType::indexValid(unsigned Idx) const
inline

Definition at line374 of fileDerivedTypes.h.

ReferencesgetNumElements(), andIdx.

◆ isLayoutIdentical()

bool StructType::isLayoutIdentical(StructTypeOther) const

Return true if this is layout identical to the specified struct.

Definition at line702 of fileType.cpp.

◆ isLiteral()

bool llvm::StructType::isLiteral() const
inline

Return true if this type is uniqued by structural equivalence, false if it is a struct definition.

Definition at line288 of fileDerivedTypes.h.

Referencesllvm::Type::getSubclassData().

Referenced byllvm::isUnpackedStructLiteral().

◆ isOpaque()

bool llvm::StructType::isOpaque() const
inline

Return true if this is a type with an identity that has no body specified yet.

These prints as 'opaque' in .ll files.

Definition at line292 of fileDerivedTypes.h.

Referencesllvm::Type::getSubclassData().

Referenced byllvm::IRMover::IdentifiedStructTypeSet::addNonOpaque(),llvm::IRMover::IdentifiedStructTypeSet::addOpaque(),llvm::IRMover::IdentifiedStructTypeSet::hasType(),isLeakCheckerRoot(), andllvm::IRMover::IdentifiedStructTypeSet::switchToNonOpaque().

◆ isPacked()

bool llvm::StructType::isPacked() const
inline

Definition at line284 of fileDerivedTypes.h.

Referencesllvm::Type::getSubclassData().

Referenced byllvm::FunctionComparator::cmpTypes(),getTypePartition(), andllvm::isUnpackedStructLiteral().

◆ isScalableTy()[1/3]

bool llvm::Type::isScalableTy() const

◆ isScalableTy()[2/3]

bool StructType::isScalableTy(SmallPtrSetImpl<constType * > & Visited) const

Returns true if this struct contains a scalable vector.

Definition at line433 of fileType.cpp.

◆ isScalableTy()[3/3]

bool llvm::Type::isScalableTy(SmallPtrSetImpl<constType * > & Visited) const

Return true if this is a type whose size is a known multiple of vscale.

◆ isSized()

bool StructType::isSized(SmallPtrSetImpl<Type * > * Visited =nullptr) const

isSized - Return true if this is a sized type.

Definition at line651 of fileType.cpp.

◆ isValidElementType()

bool StructType::isValidElementType(TypeElemTy)
static

Return true if the specified type is valid as a element type.

Definition at line696 of fileType.cpp.

◆ operator=()

StructType & llvm::StructType::operator=(constStructType)
delete

◆ setBody()

void StructType::setBody(ArrayRef<Type * > Elements,
bool isPacked =false 
)

Specify a body for an opaque identified type, which must not make the type recursive.

Definition at line527 of fileType.cpp.

◆ setBodyOrError()

Error StructType::setBodyOrError(ArrayRef<Type * > Elements,
bool isPacked =false 
)

Specify a body for an opaque identified type or return an error if it would make the type recursive.

Definition at line531 of fileType.cpp.

◆ setName()

void StructType::setName(StringRef Name)

Change the name of this type to the specified name, or to a name with a suffix if there is a collision.

Do not call this on an literal type.

Definition at line561 of fileType.cpp.


The documentation for this class was generated from the following files:

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