LLVM
13.0.0git
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Class to represent function types. More...
#include "llvm/IR/DerivedTypes.h"
Public Types | |
using | param_iterator = Type::subtype_iterator |
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enum | TypeID { HalfTyID = 0, BFloatTyID, FloatTyID, DoubleTyID, X86_FP80TyID, FP128TyID, PPC_FP128TyID, VoidTyID, LabelTyID, MetadataTyID, X86_MMXTyID, X86_AMXTyID, TokenTyID, IntegerTyID, FunctionTyID, PointerTyID, StructTyID, ArrayTyID, FixedVectorTyID, ScalableVectorTyID } |
Definitions of all of the base types for the Type system. More... | |
using | subtype_iterator = Type *const * |
using | subtype_reverse_iterator = std::reverse_iterator< subtype_iterator > |
Public Member Functions | |
FunctionType (const FunctionType &)=delete | |
FunctionType & | operator= (const FunctionType &)=delete |
bool | isVarArg () const |
Type * | getReturnType () const |
param_iterator | param_begin () const |
param_iterator | param_end () const |
ArrayRef< Type * > | params () const |
Type * | getParamType (unsigned i) const |
Parameter type accessors. More... | |
unsigned | getNumParams () const |
Return the number of fixed parameters this function type requires. More... | |
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void | print (raw_ostream &O, bool IsForDebug=false, bool NoDetails=false) const |
Print the current type. More... | |
void | dump () const |
LLVMContext & | getContext () const |
Return the LLVMContext in which this type was uniqued. More... | |
TypeID | getTypeID () const |
Return the type id for the type. More... | |
bool | isVoidTy () const |
Return true if this is 'void'. More... | |
bool | isHalfTy () const |
Return true if this is 'half', a 16-bit IEEE fp type. More... | |
bool | isBFloatTy () const |
Return true if this is 'bfloat', a 16-bit bfloat type. More... | |
bool | isFloatTy () const |
Return true if this is 'float', a 32-bit IEEE fp type. More... | |
bool | isDoubleTy () const |
Return true if this is 'double', a 64-bit IEEE fp type. More... | |
bool | isX86_FP80Ty () const |
Return true if this is x86 long double. More... | |
bool | isFP128Ty () const |
Return true if this is 'fp128'. More... | |
bool | isPPC_FP128Ty () const |
Return true if this is powerpc long double. More... | |
bool | isFloatingPointTy () const |
Return true if this is one of the six floating-point types. More... | |
const fltSemantics & | getFltSemantics () const |
bool | isX86_MMXTy () const |
Return true if this is X86 MMX. More... | |
bool | isX86_AMXTy () const |
Return true if this is X86 AMX. More... | |
bool | isFPOrFPVectorTy () const |
Return true if this is a FP type or a vector of FP. More... | |
bool | isLabelTy () const |
Return true if this is 'label'. More... | |
bool | isMetadataTy () const |
Return true if this is 'metadata'. More... | |
bool | isTokenTy () const |
Return true if this is 'token'. More... | |
bool | isIntegerTy () const |
True if this is an instance of IntegerType. More... | |
bool | isIntegerTy (unsigned Bitwidth) const |
Return true if this is an IntegerType of the given width. More... | |
bool | isIntOrIntVectorTy () const |
Return true if this is an integer type or a vector of integer types. More... | |
bool | isIntOrIntVectorTy (unsigned BitWidth) const |
Return true if this is an integer type or a vector of integer types of the given width. More... | |
bool | isIntOrPtrTy () const |
Return true if this is an integer type or a pointer type. More... | |
bool | isFunctionTy () const |
True if this is an instance of FunctionType. More... | |
bool | isStructTy () const |
True if this is an instance of StructType. More... | |
bool | isArrayTy () const |
True if this is an instance of ArrayType. More... | |
bool | isPointerTy () const |
True if this is an instance of PointerType. More... | |
bool | isPtrOrPtrVectorTy () const |
Return true if this is a pointer type or a vector of pointer types. More... | |
bool | isVectorTy () const |
True if this is an instance of VectorType. More... | |
bool | canLosslesslyBitCastTo (Type *Ty) const |
Return true if this type could be converted with a lossless BitCast to type 'Ty'. More... | |
bool | isEmptyTy () const |
Return true if this type is empty, that is, it has no elements or all of its elements are empty. More... | |
bool | isFirstClassType () const |
Return true if the type is "first class", meaning it is a valid type for a Value. More... | |
bool | isSingleValueType () const |
Return true if the type is a valid type for a register in codegen. More... | |
bool | isAggregateType () const |
Return true if the type is an aggregate type. More... | |
bool | isSized (SmallPtrSetImpl< Type * > *Visited=nullptr) const |
Return true if it makes sense to take the size of this type. More... | |
TypeSize | getPrimitiveSizeInBits () const LLVM_READONLY |
Return the basic size of this type if it is a primitive type. More... | |
unsigned | getScalarSizeInBits () const LLVM_READONLY |
If this is a vector type, return the getPrimitiveSizeInBits value for the element type. More... | |
int | getFPMantissaWidth () const |
Return the width of the mantissa of this type. More... | |
bool | isIEEE () const |
Return whether the type is IEEE compatible, as defined by the eponymous method in APFloat. More... | |
Type * | getScalarType () const |
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 |
This method is used to implement the type iterator (defined at the end of the file). More... | |
unsigned | getNumContainedTypes () const |
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 |
uint64_t | getArrayNumElements () const |
Type * | getArrayElementType () const |
Type * | getPointerElementType () const |
Type * | getWithNewType (Type *EltTy) const |
Given vector type, change the element type, whilst keeping the old number of elements. More... | |
Type * | getWithNewBitWidth (unsigned NewBitWidth) const |
Given an integer or vector type, change the lane bitwidth to NewBitwidth, whilst keeping the old number of lanes. More... | |
Type * | getExtendedType () const |
Given scalar/vector integer type, returns a type with elements twice as wide as in the original type. More... | |
unsigned | getPointerAddressSpace () const |
Get the address space of this pointer or pointer vector type. More... | |
PointerType * | getPointerTo (unsigned AddrSpace=0) const |
Return a pointer to the current type. More... | |
Additional Inherited Members | |
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Type (LLVMContext &C, TypeID tid) | |
~Type ()=default | |
unsigned | getSubclassData () const |
void | setSubclassData (unsigned val) |
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unsigned | NumContainedTys = 0 |
Keeps track of how many Type*'s there are in the ContainedTys list. More... | |
Type *const * | ContainedTys = nullptr |
A pointer to the array of Types contained by this Type. More... | |
Class to represent function types.
Definition at line 102 of file DerivedTypes.h.
Definition at line 125 of file DerivedTypes.h.
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Methods for support type inquiry through isa, cast, and dyn_cast.
Definition at line 141 of file DerivedTypes.h.
References llvm::Type::FunctionTyID, and T.
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This static method is the primary way of constructing a FunctionType.
Definition at line 328 of file Type.cpp.
References llvm::LLVMContextImpl::Alloc, llvm::BumpPtrAllocatorImpl< AllocatorT, SlabSize, SizeThreshold, GrowthDelay >::Allocate(), llvm::LLVMContextImpl::FunctionTypes, llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::insert_as(), isVarArg(), and llvm::ArrayRef< T >::size().
Referenced by addVariantDeclaration(), appendToGlobalArray(), llvm::CloneFunction(), llvm::SanitizerStatReport::create(), createDevirtTriggerFunc(), llvm::MIRParserImpl::createDummyFunction(), createEmptyFunction(), createFrameHelperMachineFunction(), llvm::createSanitizerCtor(), llvm::createSanitizerCtorAndInitFunctions(), llvm::ThunkInserter< Derived >::createThunkFunction(), llvm::declareSanitizerInitFunction(), doPromotion(), llvm::orc::IRSpeculationLayer::emit(), emitInlineAsm(), emitLibCall(), llvm::SanitizerStatReport::finish(), get(), getDefaultPersonalityFn(), llvm::AMDGPUMangledLibFunc::getFunctionType(), getFunctionTypeFromAsyncSuspend(), llvm::Module::getOrInsertFunction(), getOrInsertValueProfilingCall(), llvm::Intrinsic::getType(), insertCall(), InsertSafepointPoll(), insertUseHolderAfter(), LLVMFunctionType(), makeStatepointExplicitImpl(), prepareForSplit(), ReplaceCallWith(), and UpgradeIntrinsicFunction1().
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Create a FunctionType taking no parameters.
Definition at line 354 of file Type.cpp.
References get(), isVarArg(), and llvm::None.
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Return the number of fixed parameters this function type requires.
This does not consider varargs.
Definition at line 138 of file DerivedTypes.h.
References llvm::Type::NumContainedTys.
Referenced by llvm::FunctionComparator::cmpTypes(), createWrapper(), getAllocationDataForFunction(), llvm::Mangler::getNameWithPrefix(), llvm::InlineFunction(), llvm::isLegalToPromote(), llvm::isLibFreeFunction(), llvm::HexagonTargetLowering::LowerCall(), llvm::CallLowering::lowerCall(), llvm::HexagonTargetLowering::LowerFormalArguments(), llvm::promoteCall(), llvm::MCJIT::runFunction(), llvm::ExecutionEngine::runFunctionAsMain(), llvm::FastISel::CallLoweringInfo::setCallee(), llvm::TargetLowering::CallLoweringInfo::setCallee(), shouldBeMustTail(), shouldFixMainFunction(), llvm::InlineAsm::Verify(), and llvm::SelectionDAGBuilder::visitSPDescriptorParent().
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Parameter type accessors.
Definition at line 134 of file DerivedTypes.h.
References llvm::Type::ContainedTys, and i.
Referenced by llvm::FunctionComparator::cmpTypes(), llvm::IRBuilderBase::CreateLaunderInvariantGroup(), llvm::IRBuilderBase::CreateStripInvariantGroup(), llvm::ARMTargetLowering::emitStoreConditional(), llvm::AArch64TargetLowering::emitStoreConditional(), getAllocationDataForFunction(), llvm::isLibFreeFunction(), llvm::SITargetLowering::LowerFormalArguments(), llvm::MCJIT::runFunction(), llvm::ExecutionEngine::runFunctionAsMain(), shouldBeMustTail(), and llvm::UpgradeARCRuntime().
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Definition at line 123 of file DerivedTypes.h.
References llvm::Type::ContainedTys.
Referenced by llvm::FunctionComparator::cmpTypes(), llvm::computeSignatureVTs(), createWrapper(), doPromotion(), getAllocationDataForFunction(), llvm::Function::getReturnType(), getSignature(), isCallingConvCCompatible(), llvm::isLibFreeFunction(), lookupFunction(), llvm::Intrinsic::matchIntrinsicSignature(), llvm::CallBase::mutateFunctionType(), needsFPReturnHelper(), llvm::MCJIT::runFunction(), llvm::ExecutionEngine::runFunctionAsMain(), llvm::CallBase::setCalledFunction(), shouldBeMustTail(), shouldFixMainFunction(), llvm::UpgradeARCRuntime(), and llvm::InlineAsm::Verify().
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Return true if the specified type is valid as an argument type.
Definition at line 363 of file Type.cpp.
References llvm::Type::isFirstClassType().
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Return true if the specified type is valid as a return type.
Definition at line 358 of file Type.cpp.
References llvm::Type::isFunctionTy(), llvm::Type::isLabelTy(), and llvm::Type::isMetadataTy().
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Definition at line 122 of file DerivedTypes.h.
References llvm::Type::getSubclassData().
Referenced by addVariantDeclaration(), llvm::FunctionComparator::cmpTypes(), llvm::computeSignatureVTs(), createWrapper(), doPromotion(), get(), llvm::Mangler::getNameWithPrefix(), getSignature(), llvm::Function::isVarArg(), llvm::CallLowering::lowerCall(), llvm::MCJIT::runFunction(), llvm::FastISel::CallLoweringInfo::setCallee(), llvm::TargetLowering::CallLoweringInfo::setCallee(), shouldFixMainFunction(), and llvm::InlineAsm::Verify().
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Definition at line 127 of file DerivedTypes.h.
References llvm::Type::ContainedTys.
Referenced by llvm::AMDGPULibFunc::getOrInsertFunction(), llvm::LoopVectorizationCostModel::getVectorIntrinsicCost(), llvm::IntrinsicCostAttributes::IntrinsicCostAttributes(), and params().
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Definition at line 128 of file DerivedTypes.h.
References llvm::Type::ContainedTys, and llvm::Type::NumContainedTys.
Referenced by llvm::AMDGPULibFunc::getOrInsertFunction(), llvm::LoopVectorizationCostModel::getVectorIntrinsicCost(), llvm::IntrinsicCostAttributes::IntrinsicCostAttributes(), and params().
Definition at line 129 of file DerivedTypes.h.
References llvm::makeArrayRef(), param_begin(), and param_end().
Referenced by coerceArguments(), llvm::computeSignatureVTs(), getSignature(), isCallingConvCCompatible(), LLVMGetParamTypes(), lookupFunction(), and llvm::Intrinsic::matchIntrinsicSignature().