Exposes information about the current target. More...

#include "clang/Basic/TargetInfo.h"

Inheritance diagram for clang::TargetInfo:

[legend]

Classes
struct	AddlRegName

struct	BranchProtectionInfo

struct	ConstraintInfo

struct	GCCRegAlias

Public Types
enum	BuiltinVaListKind { CharPtrBuiltinVaList = 0 , VoidPtrBuiltinVaList , AArch64ABIBuiltinVaList , PNaClABIBuiltinVaList , PowerABIBuiltinVaList , X86_64ABIBuiltinVaList , AAPCSABIBuiltinVaList , SystemZBuiltinVaList , HexagonBuiltinVaList }
	The different kinds of __builtin_va_list types defined by the target implementation. More...

enum	CallingConvCheckResult { CCCR_OK , CCCR_Warning , CCCR_Ignore , CCCR_Error }

enum	CallingConvKind { CCK_Default , CCK_ClangABI4OrPS4 , CCK_MicrosoftWin64 }

Public Types inherited from clang::TransferrableTargetInfo
enum	IntType { NoInt = 0 , SignedChar , UnsignedChar , SignedShort , UnsignedShort , SignedInt , UnsignedInt , SignedLong , UnsignedLong , SignedLongLong , UnsignedLongLong }
	===-— Target Data Type Query Methods ----------------------------—===// More...

Public Member Functions
virtual	~TargetInfo ()

TargetOptions &	getTargetOpts () const
	Retrieve the target options.

IntType	getSizeType () const

IntType	getSignedSizeType () const

IntType	getIntMaxType () const

IntType	getUIntMaxType () const

IntType	getPtrDiffType (LangAS AddrSpace) const

IntType	getUnsignedPtrDiffType (LangAS AddrSpace) const

IntType	getIntPtrType () const

IntType	getUIntPtrType () const

IntType	getWCharType () const

IntType	getWIntType () const

IntType	getChar16Type () const

IntType	getChar32Type () const

IntType	getInt64Type () const

IntType	getUInt64Type () const

IntType	getInt16Type () const

IntType	getUInt16Type () const

IntType	getSigAtomicType () const

IntType	getProcessIDType () const

bool	doUnsignedFixedPointTypesHavePadding () const
	In the event this target uses the same number of fractional bits for its unsigned types as it does with its signed counterparts, there will be exactly one bit of padding.

unsigned	getTypeWidth (IntType T) const
	Return the width (in bits) of the specified integer type enum.

virtual IntType	getIntTypeByWidth (unsigned BitWidth, bool IsSigned) const
	Return integer type with specified width.

virtual IntType	getLeastIntTypeByWidth (unsigned BitWidth, bool IsSigned) const
	Return the smallest integer type with at least the specified width.

FloatModeKind	getRealTypeByWidth (unsigned BitWidth, FloatModeKind ExplicitType) const
	Return floating point type with specified width.

unsigned	getTypeAlign (IntType T) const
	Return the alignment (in bits) of the specified integer type enum.

uint64_t	getPointerWidth (LangAS AddrSpace) const
	Return the width of pointers on this target, for the specified address space.

uint64_t	getPointerAlign (LangAS AddrSpace) const

virtual uint64_t	getMaxPointerWidth () const
	Return the maximum width of pointers on this target.

virtual uint64_t	getNullPointerValue (LangAS AddrSpace) const
	Get integer value for null pointer.

unsigned	getBoolWidth () const
	Return the size of '_Bool' and C++ 'bool' for this target, in bits.

unsigned	getBoolAlign () const
	Return the alignment of '_Bool' and C++ 'bool' for this target.

unsigned	getCharWidth () const

unsigned	getCharAlign () const

unsigned	getShortWidth () const
	Return the size of 'signed short' and 'unsigned short' for this target, in bits.

unsigned	getShortAlign () const
	Return the alignment of 'signed short' and 'unsigned short' for this target.

unsigned	getIntWidth () const
	getIntWidth/Align - Return the size of 'signed int' and 'unsigned int' for this target, in bits.

unsigned	getIntAlign () const

unsigned	getLongWidth () const
	getLongWidth/Align - Return the size of 'signed long' and 'unsigned long' for this target, in bits.

unsigned	getLongAlign () const

unsigned	getLongLongWidth () const
	getLongLongWidth/Align - Return the size of 'signed long long' and 'unsigned long long' for this target, in bits.

unsigned	getLongLongAlign () const

unsigned	getInt128Align () const
	getInt128Align() - Returns the alignment of Int128.

unsigned	getShortAccumWidth () const
	getShortAccumWidth/Align - Return the size of 'signed short _Accum' and 'unsigned short _Accum' for this target, in bits.

unsigned	getShortAccumAlign () const

unsigned	getAccumWidth () const
	getAccumWidth/Align - Return the size of 'signed _Accum' and 'unsigned _Accum' for this target, in bits.

unsigned	getAccumAlign () const

unsigned	getLongAccumWidth () const
	getLongAccumWidth/Align - Return the size of 'signed long _Accum' and 'unsigned long _Accum' for this target, in bits.

unsigned	getLongAccumAlign () const

unsigned	getShortFractWidth () const
	getShortFractWidth/Align - Return the size of 'signed short _Fract' and 'unsigned short _Fract' for this target, in bits.

unsigned	getShortFractAlign () const

unsigned	getFractWidth () const
	getFractWidth/Align - Return the size of 'signed _Fract' and 'unsigned _Fract' for this target, in bits.

unsigned	getFractAlign () const

unsigned	getLongFractWidth () const
	getLongFractWidth/Align - Return the size of 'signed long _Fract' and 'unsigned long _Fract' for this target, in bits.

unsigned	getLongFractAlign () const

unsigned	getShortAccumScale () const
	getShortAccumScale/IBits - Return the number of fractional/integral bits in a 'signed short _Accum' type.

unsigned	getShortAccumIBits () const

unsigned	getAccumScale () const
	getAccumScale/IBits - Return the number of fractional/integral bits in a 'signed _Accum' type.

unsigned	getAccumIBits () const

unsigned	getLongAccumScale () const
	getLongAccumScale/IBits - Return the number of fractional/integral bits in a 'signed long _Accum' type.

unsigned	getLongAccumIBits () const

unsigned	getUnsignedShortAccumScale () const
	getUnsignedShortAccumScale/IBits - Return the number of fractional/integral bits in a 'unsigned short _Accum' type.

unsigned	getUnsignedShortAccumIBits () const

unsigned	getUnsignedAccumScale () const
	getUnsignedAccumScale/IBits - Return the number of fractional/integral bits in a 'unsigned _Accum' type.

unsigned	getUnsignedAccumIBits () const

unsigned	getUnsignedLongAccumScale () const
	getUnsignedLongAccumScale/IBits - Return the number of fractional/integral bits in a 'unsigned long _Accum' type.

unsigned	getUnsignedLongAccumIBits () const

unsigned	getShortFractScale () const
	getShortFractScale - Return the number of fractional bits in a 'signed short _Fract' type.

unsigned	getFractScale () const
	getFractScale - Return the number of fractional bits in a 'signed _Fract' type.

unsigned	getLongFractScale () const
	getLongFractScale - Return the number of fractional bits in a 'signed long _Fract' type.

unsigned	getUnsignedShortFractScale () const
	getUnsignedShortFractScale - Return the number of fractional bits in a 'unsigned short _Fract' type.

unsigned	getUnsignedFractScale () const
	getUnsignedFractScale - Return the number of fractional bits in a 'unsigned _Fract' type.

unsigned	getUnsignedLongFractScale () const
	getUnsignedLongFractScale - Return the number of fractional bits in a 'unsigned long _Fract' type.

virtual bool	hasInt128Type () const
	Determine whether the __int128 type is supported on this target.

virtual bool	hasBitIntType () const
	Determine whether the _BitInt type is supported on this target.

virtual size_t	getMaxBitIntWidth () const

virtual bool	hasLegalHalfType () const
	Determine whether _Float16 is supported on this target.

virtual bool	allowHalfArgsAndReturns () const
	Whether half args and returns are supported.

virtual bool	hasFloat128Type () const
	Determine whether the __float128 type is supported on this target.

virtual bool	hasFloat16Type () const
	Determine whether the _Float16 type is supported on this target.

virtual bool	hasBFloat16Type () const
	Determine whether the _BFloat16 type is supported on this target.

virtual bool	hasFullBFloat16Type () const
	Determine whether the BFloat type is fully supported on this target, i.e arithemtic operations.

virtual bool	hasIbm128Type () const
	Determine whether the __ibm128 type is supported on this target.

virtual bool	hasLongDoubleType () const
	Determine whether the long double type is supported on this target.

virtual bool	hasFPReturn () const
	Determine whether return of a floating point value is supported on this target.

virtual bool	hasStrictFP () const
	Determine whether constrained floating point is supported on this target.

unsigned	getSuitableAlign () const
	Return the alignment that is the largest alignment ever used for any scalar/SIMD data type on the target machine you are compiling for (including types with an extended alignment requirement).

unsigned	getDefaultAlignForAttributeAligned () const
	Return the default alignment for attribute((aligned)) on this target, to be used if no alignment value is specified.

virtual unsigned	getMinGlobalAlign (uint64_t) const
	getMinGlobalAlign - Return the minimum alignment of a global variable, unless its alignment is explicitly reduced via attributes.

unsigned	getNewAlign () const
	Return the largest alignment for which a suitably-sized allocation with '::operator new(size_t)' is guaranteed to produce a correctly-aligned pointer.

unsigned	getWCharWidth () const
	getWCharWidth/Align - Return the size of 'wchar_t' for this target, in bits.

unsigned	getWCharAlign () const

unsigned	getChar16Width () const
	getChar16Width/Align - Return the size of 'char16_t' for this target, in bits.

unsigned	getChar16Align () const

unsigned	getChar32Width () const
	getChar32Width/Align - Return the size of 'char32_t' for this target, in bits.

unsigned	getChar32Align () const

unsigned	getHalfWidth () const
	getHalfWidth/Align/Format - Return the size/align/format of 'half'.

unsigned	getHalfAlign () const

const llvm::fltSemantics &	getHalfFormat () const

unsigned	getFloatWidth () const
	getFloatWidth/Align/Format - Return the size/align/format of 'float'.

unsigned	getFloatAlign () const

const llvm::fltSemantics &	getFloatFormat () const

unsigned	getBFloat16Width () const
	getBFloat16Width/Align/Format - Return the size/align/format of '__bf16'.

unsigned	getBFloat16Align () const

const llvm::fltSemantics &	getBFloat16Format () const

unsigned	getDoubleWidth () const
	getDoubleWidth/Align/Format - Return the size/align/format of 'double'.

unsigned	getDoubleAlign () const

const llvm::fltSemantics &	getDoubleFormat () const

unsigned	getLongDoubleWidth () const
	getLongDoubleWidth/Align/Format - Return the size/align/format of 'long double'.

unsigned	getLongDoubleAlign () const

const llvm::fltSemantics &	getLongDoubleFormat () const

unsigned	getFloat128Width () const
	getFloat128Width/Align/Format - Return the size/align/format of '__float128'.

unsigned	getFloat128Align () const

const llvm::fltSemantics &	getFloat128Format () const

unsigned	getIbm128Width () const
	getIbm128Width/Align/Format - Return the size/align/format of '__ibm128'.

unsigned	getIbm128Align () const

const llvm::fltSemantics &	getIbm128Format () const

virtual const char *	getLongDoubleMangling () const
	Return the mangled code of long double.

virtual const char *	getFloat128Mangling () const
	Return the mangled code of __float128.

virtual const char *	getIbm128Mangling () const
	Return the mangled code of __ibm128.

virtual const char *	getBFloat16Mangling () const
	Return the mangled code of bfloat.

virtual LangOptions::FPEvalMethodKind	getFPEvalMethod () const
	Return the value for the C99 FLT_EVAL_METHOD macro.

virtual bool	supportSourceEvalMethod () const

unsigned	getLargeArrayMinWidth () const

unsigned	getLargeArrayAlign () const

unsigned	getMaxAtomicPromoteWidth () const
	Return the maximum width lock-free atomic operation which will ever be supported for the given target.

unsigned	getMaxAtomicInlineWidth () const
	Return the maximum width lock-free atomic operation which can be inlined given the supported features of the given target.

virtual void	setMaxAtomicWidth ()
	Set the maximum inline or promote width lock-free atomic operation for the given target.

virtual bool	hasBuiltinAtomic (uint64_t AtomicSizeInBits, uint64_t AlignmentInBits) const
	Returns true if the given target supports lock-free atomic operations at the specified width and alignment.

unsigned	getMaxVectorAlign () const
	Return the maximum vector alignment supported for the given target.

unsigned	getMaxOpenCLWorkGroupSize () const

virtual unsigned	getExnObjectAlignment () const
	Return the alignment (in bits) of the thrown exception object.

unsigned	getIntMaxTWidth () const
	Return the size of intmax_t and uintmax_t for this target, in bits.

virtual unsigned	getUnwindWordWidth () const

virtual unsigned	getRegisterWidth () const
	Return the "preferred" register width on this target.

const char *	getUserLabelPrefix () const
	Returns the default value of the USER_LABEL_PREFIX macro, which is the prefix given to user symbols by default.

const char *	getMCountName () const
	Returns the name of the mcount instrumentation function.

bool	useSignedCharForObjCBool () const
	Check if the Objective-C built-in boolean type should be signed char.

void	noSignedCharForObjCBool ()

bool	useBitFieldTypeAlignment () const
	Check whether the alignment of bit-field types is respected when laying out structures.

bool	useZeroLengthBitfieldAlignment () const
	Check whether zero length bitfields should force alignment of the next member.

bool	useLeadingZeroLengthBitfield () const
	Check whether zero length bitfield alignment is respected if they are leading members.

unsigned	getZeroLengthBitfieldBoundary () const
	Get the fixed alignment value in bits for a member that follows a zero length bitfield.

unsigned	getMaxAlignedAttribute () const
	Get the maximum alignment in bits for a static variable with aligned attribute.

bool	useExplicitBitFieldAlignment () const
	Check whether explicit bitfield alignment attributes should be.

bool	hasAlignMac68kSupport () const
	Check whether this target support '#pragma options align=mac68k'.

const char *	getTypeConstantSuffix (IntType T) const
	Return the constant suffix for the specified integer type enum.

bool	useObjCFPRetForRealType (FloatModeKind T) const
	Check whether the given real type should use the "fpret" flavor of Objective-C message passing on this target.

bool	useObjCFP2RetForComplexLongDouble () const
	Check whether _Complex long double should use the "fp2ret" flavor of Objective-C message passing on this target.

virtual bool	useFP16ConversionIntrinsics () const
	Check whether llvm intrinsics such as llvm.convert.to.fp16 should be used to convert to and from __fp16.

bool	useAddressSpaceMapMangling () const
	Specify if mangling based on address space map should be used or not for language specific address spaces.

virtual void	getTargetDefines (const LangOptions &Opts, MacroBuilder &Builder) const =0
	===-— Other target property query methods -----------------------—===//

virtual ArrayRef< Builtin::Info >	getTargetBuiltins () const =0
	Return information about target-specific builtins for the current primary target, and info about which builtins are non-portable across the current set of primary and secondary targets.

virtual std::optional< std::pair< unsigned, unsigned > >	getVScaleRange (const LangOptions &LangOpts) const
	Returns target-specific min and max values VScale_Range.

virtual bool	isCLZForZeroUndef () const
	The __builtin_clz* and __builtin_ctz* built-in functions are specified to have undefined results for zero inputs, but on targets that support these operations in a way that provides well-defined results for zero without loss of performance, it is a good idea to avoid optimizing based on that undef behavior.

virtual BuiltinVaListKind	getBuiltinVaListKind () const =0
	Returns the kind of __builtin_va_list type that should be used with this target.

bool	hasBuiltinMSVaList () const
	Returns whether or not type `__builtin_ms_va_list` type is available on this target.

bool	isRenderScriptTarget () const
	Returns true for RenderScript.

bool	hasAArch64SVETypes () const
	Returns whether or not the AArch64 SVE built-in types are available on this target.

bool	hasRISCVVTypes () const
	Returns whether or not the RISC-V V built-in types are available on this target.

bool	allowAMDGPUUnsafeFPAtomics () const
	Returns whether or not the AMDGPU unsafe floating point atomics are allowed.

uint32_t	getARMCDECoprocMask () const
	For ARM targets returns a mask defining which coprocessors are configured as Custom Datapath.

bool	isValidClobber (StringRef Name) const
	Returns whether the passed in string is a valid clobber in an inline asm statement.

virtual bool	isValidGCCRegisterName (StringRef Name) const
	Returns whether the passed in string is a valid register name according to GCC.

StringRef	getNormalizedGCCRegisterName (StringRef Name, bool ReturnCanonical=false) const
	Returns the "normalized" GCC register name.

virtual bool	isSPRegName (StringRef) const

virtual StringRef	getConstraintRegister (StringRef Constraint, StringRef Expression) const
	Extracts a register from the passed constraint (if it is a single-register constraint) and the asm label expression related to a variable in the input or output list of an inline asm statement.

virtual bool	validateGlobalRegisterVariable (StringRef RegName, unsigned RegSize, bool &HasSizeMismatch) const
	Validate register name used for global register variables.

bool	validateOutputConstraint (ConstraintInfo &Info) const

bool	validateInputConstraint (MutableArrayRef< ConstraintInfo > OutputConstraints, ConstraintInfo &info) const

virtual bool	validateOutputSize (const llvm::StringMap< bool > &FeatureMap, StringRef, unsigned) const

virtual bool	validateInputSize (const llvm::StringMap< bool > &FeatureMap, StringRef, unsigned) const

virtual bool	validateConstraintModifier (StringRef, char, unsigned, std::string &) const

virtual bool	validateAsmConstraint (const char *&Name, TargetInfo::ConstraintInfo &info) const =0

bool	resolveSymbolicName (const char *&Name, ArrayRef< ConstraintInfo > OutputConstraints, unsigned &Index) const

virtual std::string	convertConstraint (const char *&Constraint) const

virtual std::optional< std::string >	handleAsmEscapedChar (char C) const
	Replace some escaped characters with another string based on target-specific rules.

virtual std::string_view	getClobbers () const =0
	Returns a string of target-specific clobbers, in LLVM format.

virtual bool	isNan2008 () const
	Returns true if NaN encoding is IEEE 754-2008.

const llvm::Triple &	getTriple () const
	Returns the target triple of the primary target.

virtual std::optional< std::string >	getTargetID () const
	Returns the target ID if supported.

const char *	getDataLayoutString () const

virtual bool	hasProtectedVisibility () const
	Does this target support "protected" visibility?

virtual bool	shouldDLLImportComdatSymbols () const
	Does this target aim for semantic compatibility with Microsoft C++ code using dllimport/export attributes?

virtual bool	hasPS4DLLImportExport () const

virtual void	adjust (DiagnosticsEngine &Diags, LangOptions &Opts)
	Set forced language options.

virtual void	adjustTargetOptions (const CodeGenOptions &CGOpts, TargetOptions &TargetOpts) const
	Adjust target options based on codegen options.

virtual bool	initFeatureMap (llvm::StringMap< bool > &Features, DiagnosticsEngine &Diags, StringRef CPU, const std::vector< std::string > &FeatureVec) const
	Initialize the map with the default set of target features for the CPU this should include all legal feature strings on the target.

virtual StringRef	getABI () const
	Get the ABI currently in use.

TargetCXXABI	getCXXABI () const
	Get the C++ ABI currently in use.

virtual bool	setCPU (const std::string &Name)
	Target the specified CPU.

virtual void	fillValidCPUList (SmallVectorImpl< StringRef > &Values) const
	Fill a SmallVectorImpl with the valid values to setCPU.

virtual void	fillValidTuneCPUList (SmallVectorImpl< StringRef > &Values) const
	Fill a SmallVectorImpl with the valid values for tuning CPU.

virtual bool	isValidCPUName (StringRef Name) const
	brief Determine whether this TargetInfo supports the given CPU name.

virtual bool	isValidTuneCPUName (StringRef Name) const
	brief Determine whether this TargetInfo supports the given CPU name for

virtual ParsedTargetAttr	parseTargetAttr (StringRef Str) const

virtual bool	supportsTargetAttributeTune () const
	brief Determine whether this TargetInfo supports tune in target attribute.

virtual bool	setABI (const std::string &Name)
	Use the specified ABI.

virtual bool	setFPMath (StringRef Name)
	Use the specified unit for FP math.

virtual bool	hasFeatureEnabled (const llvm::StringMap< bool > &Features, StringRef Name) const
	Check if target has a given feature enabled.

virtual void	setFeatureEnabled (llvm::StringMap< bool > &Features, StringRef Name, bool Enabled) const
	Enable or disable a specific target feature; the feature name must be valid.

virtual bool	isValidFeatureName (StringRef Feature) const
	Determine whether this TargetInfo supports the given feature.

virtual bool	doesFeatureAffectCodeGen (StringRef Feature) const
	Returns true if feature has an impact on target code generation.

virtual StringRef	getFeatureDependencies (StringRef Feature) const
	For given feature return dependent ones.

virtual bool	isBranchProtectionSupportedArch (StringRef Arch) const
	Determine if the Architecture in this TargetInfo supports branch protection.

virtual bool	validateBranchProtection (StringRef Spec, StringRef Arch, BranchProtectionInfo &BPI, StringRef &Err) const
	Determine if this TargetInfo supports the given branch protection specification.

virtual bool	handleTargetFeatures (std::vector< std::string > &Features, DiagnosticsEngine &Diags)
	Perform initialization based on the user configured set of features (e.g., +sse4).

virtual bool	hasFeature (StringRef Feature) const
	Determine whether the given target has the given feature.

bool	supportsMultiVersioning () const
	Identify whether this target supports multiversioning of functions, which requires support for cpu_supports and cpu_is functionality.

bool	supportsIFunc () const
	Identify whether this target supports IFuncs.

virtual bool	validateCpuSupports (StringRef Name) const

virtual unsigned	multiVersionSortPriority (StringRef Name) const

virtual unsigned	multiVersionFeatureCost () const

virtual bool	validateCpuIs (StringRef Name) const

virtual bool	validateCPUSpecificCPUDispatch (StringRef Name) const

virtual char	CPUSpecificManglingCharacter (StringRef Name) const

virtual StringRef	getCPUSpecificTuneName (StringRef Name) const

virtual void	getCPUSpecificCPUDispatchFeatures (StringRef Name, llvm::SmallVectorImpl< StringRef > &Features) const

virtual std::optional< unsigned >	getCPUCacheLineSize () const

unsigned	getRegParmMax () const

bool	isTLSSupported () const
	Whether the target supports thread-local storage.

unsigned	getMaxTLSAlign () const
	Return the maximum alignment (in bits) of a TLS variable.

bool	isVLASupported () const
	Whether target supports variable-length arrays.

bool	isSEHTrySupported () const
	Whether the target supports SEH __try.

bool	hasNoAsmVariants () const
	Return true if {\|} are normal characters in the asm string.

virtual int	getEHDataRegisterNumber (unsigned RegNo) const
	Return the register number that __builtin_eh_return_regno would return with the specified argument.

virtual const char *	getStaticInitSectionSpecifier () const
	Return the section to use for C++ static initialization functions.

const LangASMap &	getAddressSpaceMap () const

unsigned	getTargetAddressSpace (LangAS AS) const

virtual LangAS	getOpenCLBuiltinAddressSpace (unsigned AS) const
	Map from the address space field in builtin description strings to the language address space.

virtual LangAS	getCUDABuiltinAddressSpace (unsigned AS) const
	Map from the address space field in builtin description strings to the language address space.

virtual std::optional< LangAS >	getConstantAddressSpace () const
	Return an AST address space which can be used opportunistically for constant global memory.

virtual const llvm::omp::GV &	getGridValue () const

StringRef	getPlatformName () const
	Retrieve the name of the platform as it is used in the availability attribute.

VersionTuple	getPlatformMinVersion () const
	Retrieve the minimum desired version of the platform, to which the program should be compiled.

bool	isBigEndian () const

bool	isLittleEndian () const

virtual bool	supportsExtendIntArgs () const
	Whether the option -fextend-arguments={32,64} is supported on the target.

virtual bool	checkArithmeticFenceSupported () const
	Controls if __arithmetic_fence is supported in the targeted backend.

virtual CallingConv	getDefaultCallingConv () const
	Gets the default calling convention for the given target and declaration context.

virtual CallingConvCheckResult	checkCallingConvention (CallingConv CC) const
	Determines whether a given calling convention is valid for the target.

virtual CallingConvKind	getCallingConvKind (bool ClangABICompat4) const

virtual bool	areDefaultedSMFStillPOD (const LangOptions &) const
	Controls whether explicitly defaulted (`= default`) special member functions disqualify something from being POD-for-the-purposes-of-layout.

virtual bool	hasSjLjLowering () const
	Controls if __builtin_longjmp / __builtin_setjmp can be lowered to llvm.eh.sjlj.longjmp / llvm.eh.sjlj.setjmp.

virtual bool	checkCFProtectionBranchSupported (DiagnosticsEngine &Diags) const
	Check if the target supports CFProtection branch.

virtual bool	checkCFProtectionReturnSupported (DiagnosticsEngine &Diags) const
	Check if the target supports CFProtection return.

virtual bool	allowsLargerPreferedTypeAlignment () const
	Whether target allows to overalign ABI-specified preferred alignment.

virtual bool	defaultsToAIXPowerAlignment () const
	Whether target defaults to the `power` alignment rules of AIX.

virtual void	setSupportedOpenCLOpts ()
	Set supported OpenCL extensions and optional core features.

virtual void	supportAllOpenCLOpts (bool V=true)

virtual void	setCommandLineOpenCLOpts ()
	Set supported OpenCL extensions as written on command line.

llvm::StringMap< bool > &	getSupportedOpenCLOpts ()
	Get supported OpenCL extensions and optional core features.

const llvm::StringMap< bool > &	getSupportedOpenCLOpts () const
	Get const supported OpenCL extensions and optional core features.

virtual LangAS	getOpenCLTypeAddrSpace (OpenCLTypeKind TK) const
	Get address space for OpenCL type.

virtual unsigned	getVtblPtrAddressSpace () const

virtual std::optional< unsigned >	getDWARFAddressSpace (unsigned AddressSpace) const

const llvm::VersionTuple &	getSDKVersion () const

virtual bool	validateTarget (DiagnosticsEngine &Diags) const
	Check the target is valid after it is fully initialized.

virtual bool	validateOpenCLTarget (const LangOptions &Opts, DiagnosticsEngine &Diags) const
	Check that OpenCL target has valid options setting based on OpenCL version.

virtual void	setAuxTarget (const TargetInfo *Aux)

virtual bool	allowDebugInfoForExternalRef () const
	Whether target allows debuginfo types for decl only variables/functions.

const llvm::Triple *	getDarwinTargetVariantTriple () const
	Returns the darwin target variant triple, the variant of the deployment target for which the code is being compiled.

const std::optional< VersionTuple >	getDarwinTargetVariantSDKVersion () const
	Returns the version of the darwin target variant SDK which was used during the compilation if one was specified, or an empty version otherwise.

Static Public Member Functions
static TargetInfo *	CreateTargetInfo (DiagnosticsEngine &Diags, const std::shared_ptr< TargetOptions > &Opts)
	Construct a target for the given options.

static IntType	getCorrespondingUnsignedType (IntType T)

static bool	isTypeSigned (IntType T)
	Returns true if the type is signed; false otherwise.

static const char *	getTypeName (IntType T)
	Return the user string for the specified integer type enum.

static const char *	getTypeFormatModifier (IntType T)
	Return the printf format modifier for the specified integer type enum.

Protected Member Functions
	TargetInfo (const llvm::Triple &T)

void	resetDataLayout (StringRef DL, const char *UserLabelPrefix="")

void	copyAuxTarget (const TargetInfo *Aux)
	Copy type and layout related info.

virtual uint64_t	getPointerWidthV (LangAS AddrSpace) const

virtual uint64_t	getPointerAlignV (LangAS AddrSpace) const

virtual enum IntType	getPtrDiffTypeV (LangAS AddrSpace) const

virtual ArrayRef< const char * >	getGCCRegNames () const =0

virtual ArrayRef< GCCRegAlias >	getGCCRegAliases () const =0

virtual ArrayRef< AddlRegName >	getGCCAddlRegNames () const

Protected Attributes
bool	BigEndian

bool	TLSSupported

bool	VLASupported

bool	NoAsmVariants

bool	HasLegalHalfType

bool	HalfArgsAndReturns

bool	HasFloat128

bool	HasFloat16

bool	HasBFloat16

bool	HasFullBFloat16

bool	HasIbm128

bool	HasLongDouble

bool	HasFPReturn

bool	HasStrictFP

unsigned char	MaxAtomicPromoteWidth

unsigned char	MaxAtomicInlineWidth

std::string	DataLayoutString

const char *	UserLabelPrefix

const char *	MCountName

unsigned char	RegParmMax

unsigned char	SSERegParmMax

TargetCXXABI	TheCXXABI

const LangASMap *	AddrSpaceMap

StringRef	PlatformName

VersionTuple	PlatformMinVersion

unsigned	HasAlignMac68kSupport: 1

unsigned	RealTypeUsesObjCFPRetMask: llvm::BitWidth<FloatModeKind>

unsigned	ComplexLongDoubleUsesFP2Ret: 1

unsigned	HasBuiltinMSVaList: 1

unsigned	IsRenderScriptTarget: 1

unsigned	HasAArch64SVETypes: 1

unsigned	HasRISCVVTypes: 1

unsigned	AllowAMDGPUUnsafeFPAtomics: 1

unsigned	ARMCDECoprocMask: 8

unsigned	MaxOpenCLWorkGroupSize

std::optional< unsigned >	MaxBitIntWidth

std::optional< llvm::Triple >	DarwinTargetVariantTriple

bool	UseAddrSpaceMapMangling
	Specify if mangling based on address space map should be used or not for language specific address spaces.

Protected Attributes inherited from clang::TransferrableTargetInfo
IntType	SizeType

IntType	IntMaxType

IntType	PtrDiffType

IntType	IntPtrType

IntType	WCharType

IntType	WIntType

IntType	Char16Type

IntType	Char32Type

IntType	Int64Type

IntType	Int16Type

IntType	SigAtomicType

IntType	ProcessIDType

unsigned	UseSignedCharForObjCBool: 1
	Whether Objective-C's built-in boolean type should be signed char.

unsigned	UseBitFieldTypeAlignment: 1
	Control whether the alignment of bit-field types is respected when laying out structures.

unsigned	UseZeroLengthBitfieldAlignment: 1
	Whether zero length bitfields (e.g., int : 0;) force alignment of the next bitfield.

unsigned	UseLeadingZeroLengthBitfield: 1
	Whether zero length bitfield alignment is respected if they are the leading members.

unsigned	UseExplicitBitFieldAlignment: 1
	Whether explicit bit field alignment attributes are honored.

unsigned	ZeroLengthBitfieldBoundary
	If non-zero, specifies a fixed alignment value for bitfields that follow zero length bitfield, regardless of the zero length bitfield type.

unsigned	MaxAlignedAttribute
	If non-zero, specifies a maximum alignment to truncate alignment specified in the aligned attribute of a static variable to this value.

Additional Inherited Members
Public Attributes inherited from clang::TransferrableTargetInfo
unsigned char	PointerWidth

unsigned char	PointerAlign

unsigned char	BoolWidth

unsigned char	BoolAlign

unsigned char	IntWidth

unsigned char	IntAlign

unsigned char	HalfWidth

unsigned char	HalfAlign

unsigned char	BFloat16Width

unsigned char	BFloat16Align

unsigned char	FloatWidth

unsigned char	FloatAlign

unsigned char	DoubleWidth

unsigned char	DoubleAlign

unsigned char	LongDoubleWidth

unsigned char	LongDoubleAlign

unsigned char	Float128Align

unsigned char	Ibm128Align

unsigned char	LargeArrayMinWidth

unsigned char	LargeArrayAlign

unsigned char	LongWidth

unsigned char	LongAlign

unsigned char	LongLongWidth

unsigned char	LongLongAlign

unsigned char	Int128Align

unsigned char	ShortAccumWidth

unsigned char	ShortAccumAlign

unsigned char	AccumWidth

unsigned char	AccumAlign

unsigned char	LongAccumWidth

unsigned char	LongAccumAlign

unsigned char	ShortFractWidth

unsigned char	ShortFractAlign

unsigned char	FractWidth

unsigned char	FractAlign

unsigned char	LongFractWidth

unsigned char	LongFractAlign

bool	PaddingOnUnsignedFixedPoint

unsigned char	ShortAccumScale

unsigned char	AccumScale

unsigned char	LongAccumScale

unsigned char	DefaultAlignForAttributeAligned

unsigned char	MinGlobalAlign

unsigned short	SuitableAlign

unsigned short	NewAlign

unsigned	MaxVectorAlign

unsigned	MaxTLSAlign

const llvm::fltSemantics *	HalfFormat

const llvm::fltSemantics *	BFloat16Format

const llvm::fltSemantics *	FloatFormat

const llvm::fltSemantics *	DoubleFormat

const llvm::fltSemantics *	LongDoubleFormat

const llvm::fltSemantics *	Float128Format

const llvm::fltSemantics *	Ibm128Format

Detailed Description

Exposes information about the current target.

Definition at line 205 of file TargetInfo.h.

Member Enumeration Documentation

◆ BuiltinVaListKind

enum clang::TargetInfo::BuiltinVaListKind

The different kinds of __builtin_va_list types defined by the target implementation.

Enumerator
CharPtrBuiltinVaList	typedef char* __builtin_va_list;
VoidPtrBuiltinVaList	typedef void* __builtin_va_list;
AArch64ABIBuiltinVaList	__builtin_va_list as defined by the AArch64 ABI http://infocenter.arm.com/help/topic/com.arm.doc.ihi0055a/IHI0055A_aapcs64.pdf
PNaClABIBuiltinVaList	__builtin_va_list as defined by the PNaCl ABI: http://www.chromium.org/nativeclient/pnacl/bitcode-abi#TOC-Machine-Types
PowerABIBuiltinVaList	__builtin_va_list as defined by the Power ABI: https://www.power.org /resources/downloads/Power-Arch-32-bit-ABI-supp-1.0-Embedded.pdf
X86_64ABIBuiltinVaList	__builtin_va_list as defined by the x86-64 ABI: http://refspecs.linuxbase.org/elf/x86_64-abi-0.21.pdf
AAPCSABIBuiltinVaList	__builtin_va_list as defined by ARM AAPCS ABI http://infocenter.arm.com
SystemZBuiltinVaList
HexagonBuiltinVaList

Definition at line 290 of file TargetInfo.h.

◆ CallingConvCheckResult

enum clang::TargetInfo::CallingConvCheckResult

Enumerator
CCCR_OK
CCCR_Warning
CCCR_Ignore
CCCR_Error

Definition at line 1569 of file TargetInfo.h.

◆ CallingConvKind

enum clang::TargetInfo::CallingConvKind

Enumerator
CCK_Default
CCK_ClangABI4OrPS4
CCK_MicrosoftWin64

Definition at line 1589 of file TargetInfo.h.

Constructor & Destructor Documentation

◆ TargetInfo()

TargetInfo::TargetInfo ( const llvm::Triple & T )

protected

Definition at line 54 of file TargetInfo.cpp.

◆ ~TargetInfo()

TargetInfo::~TargetInfo ( )

virtual

Definition at line 187 of file TargetInfo.cpp.

Member Function Documentation

◆ adjust()

void TargetInfo::adjust	(	DiagnosticsEngine &	Diags,
		LangOptions &	Opts
	)

virtual

Set forced language options.

adjust - Set forced language options.

Apply changes to the target information with respect to certain language options which change the target configuration and adjust the language based on the target options where applicable.

Reimplemented in clang::targets::AMDGPUTargetInfo, clang::targets::PPCTargetInfo, and clang::targets::BaseSPIRTargetInfo.

Definition at line 391 of file TargetInfo.cpp.

Referenced by clang::targets::AMDGPUTargetInfo::adjust(), clang::targets::PPCTargetInfo::adjust(), clang::CompilerInstance::createPreprocessor(), and clang::CompilerInstance::createTarget().

◆ adjustTargetOptions()

virtual void clang::TargetInfo::adjustTargetOptions	(	const CodeGenOptions &	CGOpts,
		TargetOptions &	TargetOpts
	)		const

inlinevirtual

Adjust target options based on codegen options.

Definition at line 1257 of file TargetInfo.h.

Referenced by clang::CompilerInstance::createTarget().

◆ allowAMDGPUUnsafeFPAtomics()

bool clang::TargetInfo::allowAMDGPUUnsafeFPAtomics ( ) const

inline

Returns whether or not the AMDGPU unsafe floating point atomics are allowed.

Definition at line 989 of file TargetInfo.h.

References AllowAMDGPUUnsafeFPAtomics.

◆ allowDebugInfoForExternalRef()

virtual bool clang::TargetInfo::allowDebugInfoForExternalRef ( ) const

inlinevirtual

Whether target allows debuginfo types for decl only variables/functions.

Reimplemented in clang::targets::BPFTargetInfo.

Definition at line 1698 of file TargetInfo.h.

Referenced by clang::Sema::ActOnUninitializedDecl().

◆ allowHalfArgsAndReturns()

virtual bool clang::TargetInfo::allowHalfArgsAndReturns ( ) const

inlinevirtual

Whether half args and returns are supported.

Definition at line 645 of file TargetInfo.h.

References HalfArgsAndReturns.

Referenced by clang::Sema::BuildFunctionType(), clang::Sema::CheckFunctionReturnType(), and GetFullTypeForDeclarator().

◆ allowsLargerPreferedTypeAlignment()

virtual bool clang::TargetInfo::allowsLargerPreferedTypeAlignment ( ) const

inlinevirtual

Whether target allows to overalign ABI-specified preferred alignment.

Reimplemented in clang::targets::CSKYTargetInfo, clang::targets::MSP430TargetInfo, clang::targets::VETargetInfo, clang::targets::MCUX86_32TargetInfo, and clang::targets::XCoreTargetInfo.

Definition at line 1620 of file TargetInfo.h.

Referenced by clang::ASTContext::getPreferredTypeAlign().

◆ areDefaultedSMFStillPOD()

bool TargetInfo::areDefaultedSMFStillPOD ( const LangOptions & LangOpts ) const

virtual

Controls whether explicitly defaulted (= default) special member functions disqualify something from being POD-for-the-purposes-of-layout.

Historically, Clang didn't consider these acceptable for POD, but GCC does. So in newer Clang ABIs they are acceptable for POD to be compatible with GCC/Itanium ABI, and remains disqualifying for targets that need Clang backwards compatibility rather than GCC/Itanium ABI compatibility.

Definition at line 589 of file TargetInfo.cpp.

References clang::LangOptions::Ver15.

◆ checkArithmeticFenceSupported()

virtual bool clang::TargetInfo::checkArithmeticFenceSupported ( ) const

inlinevirtual

Controls if __arithmetic_fence is supported in the targeted backend.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::SPIRTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1558 of file TargetInfo.h.

Referenced by adjust().

◆ checkCallingConvention()

virtual CallingConvCheckResult clang::TargetInfo::checkCallingConvention ( CallingConv CC ) const

inlinevirtual

Determines whether a given calling convention is valid for the target.

A calling convention can either be accepted, produce a warning and be substituted with the default calling convention, or (someday) produce an error (such as using thiscall on a non-instance function).

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::AMDGPUTargetInfo, clang::targets::ARMTargetInfo, clang::targets::BPFTargetInfo, clang::targets::NVPTXTargetInfo, clang::targets::PPC64TargetInfo, clang::targets::BaseSPIRTargetInfo, clang::targets::SystemZTargetInfo, clang::targets::VETargetInfo, clang::targets::X86TargetInfo, clang::targets::MCUX86_32TargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 1580 of file TargetInfo.h.

References clang::CC_C, CCCR_OK, and CCCR_Warning.

Referenced by clang::Sema::CheckCallingConvAttr(), and repeatForLambdaConversionFunctionCallingConvs().

◆ checkCFProtectionBranchSupported()

bool TargetInfo::checkCFProtectionBranchSupported ( DiagnosticsEngine & Diags ) const

virtual

Check if the target supports CFProtection branch.

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 195 of file TargetInfo.cpp.

References clang::DiagnosticsEngine::Report().

Referenced by clang::CodeGen::CodeGenModule::Release().

◆ checkCFProtectionReturnSupported()

bool TargetInfo::checkCFProtectionReturnSupported ( DiagnosticsEngine & Diags ) const

virtual

Check if the target supports CFProtection return.

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 201 of file TargetInfo.cpp.

References clang::DiagnosticsEngine::Report().

Referenced by clang::CodeGen::CodeGenModule::Release().

◆ convertConstraint()

virtual std::string clang::TargetInfo::convertConstraint ( const char *& Constraint ) const

inlinevirtual

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::AMDGPUTargetInfo, clang::targets::ARMTargetInfo, clang::targets::LoongArchTargetInfo, clang::targets::M68kTargetInfo, clang::targets::MipsTargetInfo, clang::targets::PPCTargetInfo, clang::targets::RISCVTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1174 of file TargetInfo.h.

Referenced by clang::targets::AArch64TargetInfo::convertConstraint(), clang::targets::LoongArchTargetInfo::convertConstraint(), clang::targets::RISCVTargetInfo::convertConstraint(), and SimplifyConstraint().

◆ copyAuxTarget()

void TargetInfo::copyAuxTarget ( const TargetInfo * Aux )

protected

Copy type and layout related info.

Definition at line 988 of file TargetInfo.cpp.

References clang::Target.

Referenced by clang::targets::AMDGPUTargetInfo::setAuxTarget().

◆ CPUSpecificManglingCharacter()

virtual char clang::TargetInfo::CPUSpecificManglingCharacter ( StringRef Name ) const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1433 of file TargetInfo.h.

◆ CreateTargetInfo()

TargetInfo * TargetInfo::CreateTargetInfo	(	DiagnosticsEngine &	Diags,
		const std::shared_ptr< TargetOptions > &	Opts
	)

static

Construct a target for the given options.

CreateTargetInfo - Return the target info object for the specified target options.

Parameters

Opts	- The options to use to initialize the target. The target may modify the options to canonicalize the target feature information to match what the backend expects.

Definition at line 772 of file Targets.cpp.

References clang::targets::AllocateTarget(), clang::DiagnosticsEngine::Report(), and clang::Target.

Referenced by clang::createChainedIncludesSource(), and clang::CompilerInstance::createTarget().

◆ defaultsToAIXPowerAlignment()

virtual bool clang::TargetInfo::defaultsToAIXPowerAlignment ( ) const

inlinevirtual

Whether target defaults to the power alignment rules of AIX.

Definition at line 1623 of file TargetInfo.h.

Referenced by clang::ASTContext::getPreferredTypeAlign().

◆ doesFeatureAffectCodeGen()

virtual bool clang::TargetInfo::doesFeatureAffectCodeGen ( StringRef Feature ) const

inlinevirtual

Returns true if feature has an impact on target code generation.

Reimplemented in clang::targets::AArch64TargetInfo.

Definition at line 1344 of file TargetInfo.h.

Referenced by clang::Sema::checkTargetClonesAttrString().

◆ doUnsignedFixedPointTypesHavePadding()

bool clang::TargetInfo::doUnsignedFixedPointTypesHavePadding ( ) const

inline

In the event this target uses the same number of fractional bits for its unsigned types as it does with its signed counterparts, there will be exactly one bit of padding.

Return true if unsigned fixed point types have padding for this target.

Definition at line 408 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

◆ fillValidCPUList()

virtual void clang::TargetInfo::fillValidCPUList ( SmallVectorImpl< StringRef > & Values ) const

inlinevirtual

Fill a SmallVectorImpl with the valid values to setCPU.

Definition at line 1284 of file TargetInfo.h.

Referenced by fillValidTuneCPUList().

◆ fillValidTuneCPUList()

virtual void clang::TargetInfo::fillValidTuneCPUList ( SmallVectorImpl< StringRef > & Values ) const

inlinevirtual

Fill a SmallVectorImpl with the valid values for tuning CPU.

Reimplemented in clang::targets::RISCVTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1287 of file TargetInfo.h.

References fillValidCPUList().

◆ getABI()

virtual StringRef clang::TargetInfo::getABI ( ) const

inlinevirtual

Get the ABI currently in use.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::ARMTargetInfo, clang::targets::AVRTargetInfo, clang::targets::CSKYTargetInfo, clang::targets::LoongArchTargetInfo, clang::targets::MipsTargetInfo, clang::targets::PPCTargetInfo, clang::targets::RISCVTargetInfo, clang::targets::SystemZTargetInfo, clang::targets::WebAssemblyTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1269 of file TargetInfo.h.

Referenced by clang::CodeGen::CodeGenModule::getTargetCodeGenInfo(), isAAPCS(), and clang::CodeGen::CodeGenModule::Release().

◆ getAccumAlign()

unsigned clang::TargetInfo::getAccumAlign ( ) const

inline

Definition at line 504 of file TargetInfo.h.

References clang::TransferrableTargetInfo::AccumAlign.

◆ getAccumIBits()

unsigned clang::TargetInfo::getAccumIBits ( ) const

inline

Definition at line 536 of file TargetInfo.h.

References clang::TransferrableTargetInfo::AccumScale, and clang::TransferrableTargetInfo::AccumWidth.

Referenced by getUnsignedAccumIBits().

◆ getAccumScale()

unsigned clang::TargetInfo::getAccumScale ( ) const

inline

getAccumScale/IBits - Return the number of fractional/integral bits in a 'signed _Accum' type.

Definition at line 535 of file TargetInfo.h.

References clang::TransferrableTargetInfo::AccumScale.

◆ getAccumWidth()

unsigned clang::TargetInfo::getAccumWidth ( ) const

inline

getAccumWidth/Align - Return the size of 'signed _Accum' and 'unsigned _Accum' for this target, in bits.

Definition at line 503 of file TargetInfo.h.

References clang::TransferrableTargetInfo::AccumWidth.

◆ getAddressSpaceMap()

const LangASMap & clang::TargetInfo::getAddressSpaceMap ( ) const

inline

Definition at line 1510 of file TargetInfo.h.

References AddrSpaceMap.

Referenced by getTargetAddressSpace().

◆ getARMCDECoprocMask()

uint32_t clang::TargetInfo::getARMCDECoprocMask ( ) const

inline

For ARM targets returns a mask defining which coprocessors are configured as Custom Datapath.

Definition at line 993 of file TargetInfo.h.

References ARMCDECoprocMask.

Referenced by clang::targets::ARMTargetInfo::getTargetDefines().

◆ getBFloat16Align()

unsigned clang::TargetInfo::getBFloat16Align ( ) const

inline

Definition at line 726 of file TargetInfo.h.

References clang::TransferrableTargetInfo::BFloat16Align.

◆ getBFloat16Format()

const llvm::fltSemantics & clang::TargetInfo::getBFloat16Format ( ) const

inline

Definition at line 727 of file TargetInfo.h.

References clang::TransferrableTargetInfo::BFloat16Format.

Referenced by clang::ASTContext::getFloatTypeSemantics().

◆ getBFloat16Mangling()

virtual const char * clang::TargetInfo::getBFloat16Mangling ( ) const

inlinevirtual

Return the mangled code of bfloat.

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::ARMTargetInfo.

Definition at line 768 of file TargetInfo.h.

◆ getBFloat16Width()

unsigned clang::TargetInfo::getBFloat16Width ( ) const

inline

getBFloat16Width/Align/Format - Return the size/align/format of '__bf16'.

Definition at line 725 of file TargetInfo.h.

References clang::TransferrableTargetInfo::BFloat16Width.

◆ getBoolAlign()

unsigned clang::TargetInfo::getBoolAlign ( ) const

inline

Return the alignment of '_Bool' and C++ 'bool' for this target.

Definition at line 465 of file TargetInfo.h.

References clang::TransferrableTargetInfo::BoolAlign.

◆ getBoolWidth()

unsigned clang::TargetInfo::getBoolWidth ( ) const

inline

Return the size of '_Bool' and C++ 'bool' for this target, in bits.

Definition at line 462 of file TargetInfo.h.

References clang::TransferrableTargetInfo::BoolWidth.

Referenced by InitializePredefinedMacros().

◆ getBuiltinVaListKind()

virtual BuiltinVaListKind clang::TargetInfo::getBuiltinVaListKind ( ) const

pure virtual

Returns the kind of __builtin_va_list type that should be used with this target.

Referenced by clang::Sema::BuildVAArgExpr(), and clang::ASTContext::getBuiltinVaListDecl().

◆ getCallingConvKind()

TargetInfo::CallingConvKind TargetInfo::getCallingConvKind ( bool ClangABICompat4 ) const

virtual

Definition at line 582 of file TargetInfo.cpp.

References CCK_ClangABI4OrPS4, CCK_Default, getCXXABI(), and getTriple().

Referenced by clang::Sema::CheckCompletedCXXClass().

◆ getChar16Align()

unsigned clang::TargetInfo::getChar16Align ( ) const

inline

Definition at line 707 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Char16Type, and getTypeAlign().

◆ getChar16Type()

IntType clang::TargetInfo::getChar16Type ( ) const

inline

Definition at line 374 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Char16Type.

Referenced by InitializePredefinedMacros().

◆ getChar16Width()

unsigned clang::TargetInfo::getChar16Width ( ) const

inline

getChar16Width/Align - Return the size of 'char16_t' for this target, in bits.

Definition at line 706 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Char16Type, and getTypeWidth().

Referenced by EvaluateValue().

◆ getChar32Align()

unsigned clang::TargetInfo::getChar32Align ( ) const

inline

Definition at line 712 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Char32Type, and getTypeAlign().

◆ getChar32Type()

IntType clang::TargetInfo::getChar32Type ( ) const

inline

Definition at line 375 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Char32Type.

Referenced by InitializePredefinedMacros().

◆ getChar32Width()

unsigned clang::TargetInfo::getChar32Width ( ) const

inline

getChar32Width/Align - Return the size of 'char32_t' for this target, in bits.

Definition at line 711 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Char32Type, and getTypeWidth().

Referenced by EvaluateValue().

◆ getCharAlign()

unsigned clang::TargetInfo::getCharAlign ( ) const

inline

Definition at line 468 of file TargetInfo.h.

Referenced by clang::CodeGen::CGObjCRuntime::EmitValueForIvarAtOffset(), getTypeAlign(), and roundUpSizeToCharAlignment().

◆ getCharWidth()

unsigned clang::TargetInfo::getCharWidth ( ) const

inline

Definition at line 467 of file TargetInfo.h.

Referenced by clang::Sema::ActOnEnumBody(), adjust(), clang::CharLiteralParser::CharLiteralParser(), DefineTypeSizeof(), EvaluateValue(), clang::interp::Context::getCharBit(), clang::ASTContext::getDeclAlign(), getIntTypeByWidth(), getLeastIntTypeByWidth(), getTypeConstantSuffix(), getTypeWidth(), hasBuiltinAtomic(), InitializePredefinedMacros(), InitializeStandardPredefinedMacros(), and parseModeAttrArg().

◆ getClobbers()

virtual std::string_view clang::TargetInfo::getClobbers ( ) const

pure virtual

Returns a string of target-specific clobbers, in LLVM format.

Referenced by emitPPCLoadReserveIntrinsic(), and EmitX86BitTestIntrinsic().

◆ getConstantAddressSpace()

virtual std::optional< LangAS > clang::TargetInfo::getConstantAddressSpace ( ) const

inlinevirtual

Return an AST address space which can be used opportunistically for constant global memory.

It must be possible to convert pointers into this address space to LangAS::Default. If no such address space exists, this may return std::nullopt, and such optimizations will be disabled.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 1533 of file TargetInfo.h.

References clang::Default.

◆ getConstraintRegister()

virtual StringRef clang::TargetInfo::getConstraintRegister	(	StringRef	Constraint,
		StringRef	Expression
	)		const

inlinevirtual

Extracts a register from the passed constraint (if it is a single-register constraint) and the asm label expression related to a variable in the input or output list of an inline asm statement.

This function is used by Sema in order to diagnose conflicts between the clobber list and the input/output lists.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::ARMTargetInfo, clang::targets::RISCVTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1023 of file TargetInfo.h.

◆ getCorrespondingUnsignedType()

static IntType clang::TargetInfo::getCorrespondingUnsignedType ( IntType T )

inlinestatic

Definition at line 387 of file TargetInfo.h.

References clang::TransferrableTargetInfo::SignedChar, clang::TransferrableTargetInfo::SignedInt, clang::TransferrableTargetInfo::SignedLong, clang::TransferrableTargetInfo::SignedLongLong, clang::TransferrableTargetInfo::SignedShort, clang::TransferrableTargetInfo::UnsignedChar, clang::TransferrableTargetInfo::UnsignedInt, clang::TransferrableTargetInfo::UnsignedLong, clang::TransferrableTargetInfo::UnsignedLongLong, and clang::TransferrableTargetInfo::UnsignedShort.

Referenced by getUInt16Type(), getUInt64Type(), getUIntMaxType(), getUIntPtrType(), and getUnsignedPtrDiffType().

◆ getCPUCacheLineSize()

virtual std::optional< unsigned > clang::TargetInfo::getCPUCacheLineSize ( ) const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1456 of file TargetInfo.h.

◆ getCPUSpecificCPUDispatchFeatures()

virtual void clang::TargetInfo::getCPUSpecificCPUDispatchFeatures	(	StringRef	Name,
		llvm::SmallVectorImpl< StringRef > &	Features
	)		const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1448 of file TargetInfo.h.

Referenced by clang::ASTContext::getFunctionFeatureMap().

◆ getCPUSpecificTuneName()

virtual StringRef clang::TargetInfo::getCPUSpecificTuneName ( StringRef Name ) const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1440 of file TargetInfo.h.

◆ getCUDABuiltinAddressSpace()

virtual LangAS clang::TargetInfo::getCUDABuiltinAddressSpace ( unsigned AS ) const

inlinevirtual

Map from the address space field in builtin description strings to the language address space.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 1525 of file TargetInfo.h.

References clang::getLangASFromTargetAS().

Referenced by clang::ASTContext::getLangASForBuiltinAddressSpace().

◆ getCXXABI()

TargetCXXABI clang::TargetInfo::getCXXABI ( ) const

inline

Get the C++ ABI currently in use.

Definition at line 1272 of file TargetInfo.h.

References TheCXXABI.

Referenced by clang::Sema::ActOnExplicitInstantiation(), clang::Sema::ActOnFinishFunctionBody(), clang::Sema::ActOnPragmaMSSeg(), clang::Sema::ActOnStartOfFunctionDef(), clang::Sema::ActOnUninitializedDecl(), clang::Sema::ActOnVariableDeclarator(), clang::Sema::AddImplicitlyDeclaredMembersToClass(), clang::Sema::AddInitializerToDecl(), clang::Sema::adjustMemberFunctionCC(), ApplyNonVirtualAndVirtualOffset(), clang::CodeGen::CodeGenPGO::assignRegionCounters(), basicGVALinkageForFunction(), basicGVALinkageForVariable(), BuildAppleKextVirtualCall(), clang::Sema::BuildArrayType(), canEmitDelegateCallArgs(), clang::Sema::CheckAddressOfOperand(), checkAttributesAfterMerging(), clang::Sema::CheckBaseSpecifier(), clang::Sema::checkClassLevelDLLAttribute(), clang::Sema::CheckCompletedCXXClass(), clang::Sema::CheckCompleteDestructorVariant(), clang::Sema::CheckCXXThrowOperand(), checkForMultipleExportedDefaultConstructors(), computeKeyFunction(), clang::ASTContext::createDeviceMangleContext(), clang::ASTContext::createMangleContext(), clang::Sema::DefaultLvalueConversion(), clang::Sema::DefineUsedVTables(), clang::CodeGen::CGCXXABI::EmitCtorCompleteObjectHandler(), clang::Sema::FixOverloadedFunctionReference(), clang::ASTNameGenerator::Implementation::getAllManglings(), getCallingConvKind(), getCallingConvMangling(), getConstantArrayInfoInChars(), clang::ASTContext::getCXXABIKind(), clang::CodeGen::CodeGenModule::getFunctionLinkage(), clang::ASTContext::getVTableContext(), hasInAllocaArgs(), clang::CodeGen::CodeGenTypes::inheritingCtorHasParams(), InitDeviceMC(), clang::Sema::InstantiateDefaultCtorDefaultArgs(), clang::Sema::InstantiateFunctionDefinition(), clang::Type::isIncompleteType(), clang::FunctionDecl::isMSExternInline(), isMsLayout(), clang::ASTContext::isMSStaticDataMemberInlineDefinition(), isStdBuiltin(), isVarDeclStrongDefinition(), clang::CodeGen::CodeGenVTables::isVTableExternal(), clang::MangleContext::mangleName(), clang::Sema::MarkBaseAndMemberDestructorsReferenced(), clang::Sema::MarkFunctionReferenced(), clang::Sema::MarkVTableUsed(), clang::Sema::PerformImplicitConversion(), ReferenceDllExportedMembers(), shouldEmitVTableThunk(), TryReinterpretCast(), TryStaticMemberPointerUpcast(), UseRelativeLayout(), and clang::Sema::VerifyBitField().

◆ getDarwinTargetVariantSDKVersion()

const std::optional< VersionTuple > clang::TargetInfo::getDarwinTargetVariantSDKVersion ( ) const

inline

Returns the version of the darwin target variant SDK which was used during the compilation if one was specified, or an empty version otherwise.

Definition at line 1708 of file TargetInfo.h.

References clang::TargetOptions::DarwinTargetVariantSDKVersion, and getTargetOpts().

◆ getDarwinTargetVariantTriple()

const llvm::Triple * clang::TargetInfo::getDarwinTargetVariantTriple ( ) const

inline

Returns the darwin target variant triple, the variant of the deployment target for which the code is being compiled.

Definition at line 1702 of file TargetInfo.h.

References DarwinTargetVariantTriple.

Referenced by isTargetVariantEnvironment(), and isTargetVariantOS().

◆ getDataLayoutString()

const char * clang::TargetInfo::getDataLayoutString ( ) const

inline

Definition at line 1206 of file TargetInfo.h.

References DataLayoutString.

Referenced by clang::CodeGenAction::ExecuteAction().

◆ getDefaultAlignForAttributeAligned()

unsigned clang::TargetInfo::getDefaultAlignForAttributeAligned ( ) const

inline

Return the default alignment for attribute((aligned)) on this target, to be used if no alignment value is specified.

Definition at line 682 of file TargetInfo.h.

References clang::TransferrableTargetInfo::DefaultAlignForAttributeAligned.

Referenced by getExnObjectAlignment(), and clang::ASTContext::getTargetDefaultAlignForAttributeAligned().

◆ getDefaultCallingConv()

virtual CallingConv clang::TargetInfo::getDefaultCallingConv ( ) const

inlinevirtual

Gets the default calling convention for the given target and declaration context.

Reimplemented in clang::targets::BaseSPIRTargetInfo, clang::targets::X86TargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 1562 of file TargetInfo.h.

References clang::CC_C.

Referenced by clang::ASTContext::getDefaultCallingConvention().

◆ getDoubleAlign()

unsigned clang::TargetInfo::getDoubleAlign ( ) const

inline

Definition at line 731 of file TargetInfo.h.

References clang::TransferrableTargetInfo::DoubleAlign.

◆ getDoubleFormat()

const llvm::fltSemantics & clang::TargetInfo::getDoubleFormat ( ) const

inline

Definition at line 732 of file TargetInfo.h.

References clang::TransferrableTargetInfo::DoubleFormat.

Referenced by clang::ASTContext::getFloatTypeSemantics(), and InitializePredefinedMacros().

◆ getDoubleWidth()

unsigned clang::TargetInfo::getDoubleWidth ( ) const

inline

getDoubleWidth/Align/Format - Return the size/align/format of 'double'.

Definition at line 730 of file TargetInfo.h.

References clang::TransferrableTargetInfo::DoubleWidth.

Referenced by getRealTypeByWidth(), and InitializePredefinedMacros().

◆ getDWARFAddressSpace()

virtual std::optional< unsigned > clang::TargetInfo::getDWARFAddressSpace ( unsigned AddressSpace ) const

inlinevirtual

Returns: If a target requires an address within a target specific address space AddressSpace to be converted in order to be used, then return the corresponding target specific DWARF address space.; Otherwise return std::nullopt and no conversion will be emitted in the DWARF.

Reimplemented in clang::targets::AMDGPUTargetInfo, clang::targets::NVPTXTargetInfo, and clang::targets::BaseSPIRTargetInfo.

Definition at line 1674 of file TargetInfo.h.

◆ getEHDataRegisterNumber()

virtual int clang::TargetInfo::getEHDataRegisterNumber ( unsigned RegNo ) const

inlinevirtual

Return the register number that __builtin_eh_return_regno would return with the specified argument.

This corresponds with TargetLowering's getExceptionPointerRegister and getExceptionSelectorRegister in the backend.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::ARMTargetInfo, clang::targets::HexagonTargetInfo, clang::targets::LoongArchTargetInfo, clang::targets::MipsTargetInfo, clang::targets::PPCTargetInfo, clang::targets::RISCVTargetInfo, clang::targets::SparcTargetInfo, clang::targets::SystemZTargetInfo, clang::targets::X86_32TargetInfo, clang::targets::X86_64TargetInfo, and clang::targets::XCoreTargetInfo.

Definition at line 1501 of file TargetInfo.h.

◆ getExnObjectAlignment()

virtual unsigned clang::TargetInfo::getExnObjectAlignment ( ) const

inlinevirtual

Return the alignment (in bits) of the thrown exception object.

This is only meaningful for targets that allocate C++ exceptions in a system runtime, such as those using the Itanium C++ ABI.

Definition at line 809 of file TargetInfo.h.

References getDefaultAlignForAttributeAligned().

Referenced by clang::ASTContext::getExnObjectAlignment().

◆ getFeatureDependencies()

virtual StringRef clang::TargetInfo::getFeatureDependencies ( StringRef Feature ) const

inlinevirtual

For given feature return dependent ones.

Reimplemented in clang::targets::AArch64TargetInfo.

Definition at line 1349 of file TargetInfo.h.

◆ getFloat128Align()

unsigned clang::TargetInfo::getFloat128Align ( ) const

inline

Definition at line 745 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Float128Align.

◆ getFloat128Format()

const llvm::fltSemantics & clang::TargetInfo::getFloat128Format ( ) const

inline

Definition at line 746 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Float128Format.

Referenced by clang::ASTContext::getFloatTypeSemantics().

◆ getFloat128Mangling()

virtual const char * clang::TargetInfo::getFloat128Mangling ( ) const

inlinevirtual

Return the mangled code of __float128.

Reimplemented in clang::targets::PPCTargetInfo.

Definition at line 760 of file TargetInfo.h.

◆ getFloat128Width()

unsigned clang::TargetInfo::getFloat128Width ( ) const

inline

getFloat128Width/Align/Format - Return the size/align/format of '__float128'.

Definition at line 744 of file TargetInfo.h.

◆ getFloatAlign()

unsigned clang::TargetInfo::getFloatAlign ( ) const

inline

Definition at line 721 of file TargetInfo.h.

References clang::TransferrableTargetInfo::FloatAlign.

◆ getFloatFormat()

const llvm::fltSemantics & clang::TargetInfo::getFloatFormat ( ) const

inline

Definition at line 722 of file TargetInfo.h.

References clang::TransferrableTargetInfo::FloatFormat.

Referenced by clang::ASTContext::getFloatTypeSemantics(), and InitializePredefinedMacros().

◆ getFloatWidth()

unsigned clang::TargetInfo::getFloatWidth ( ) const

inline

getFloatWidth/Align/Format - Return the size/align/format of 'float'.

Definition at line 720 of file TargetInfo.h.

References clang::TransferrableTargetInfo::FloatWidth.

Referenced by getRealTypeByWidth(), and InitializePredefinedMacros().

◆ getFPEvalMethod()

virtual LangOptions::FPEvalMethodKind clang::TargetInfo::getFPEvalMethod ( ) const

inlinevirtual

Return the value for the C99 FLT_EVAL_METHOD macro.

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 771 of file TargetInfo.h.

References clang::LangOptions::FEM_Source.

◆ getFractAlign()

unsigned clang::TargetInfo::getFractAlign ( ) const

inline

Definition at line 519 of file TargetInfo.h.

References clang::TransferrableTargetInfo::FractAlign.

◆ getFractScale()

unsigned clang::TargetInfo::getFractScale ( ) const

inline

getFractScale - Return the number of fractional bits in a 'signed _Fract' type.

Definition at line 583 of file TargetInfo.h.

References clang::TransferrableTargetInfo::FractWidth.

Referenced by getUnsignedFractScale().

◆ getFractWidth()

unsigned clang::TargetInfo::getFractWidth ( ) const

inline

getFractWidth/Align - Return the size of 'signed _Fract' and 'unsigned _Fract' for this target, in bits.

Definition at line 518 of file TargetInfo.h.

References clang::TransferrableTargetInfo::FractWidth.

◆ getGCCAddlRegNames()

virtual ArrayRef< AddlRegName > clang::TargetInfo::getGCCAddlRegNames ( ) const

inlineprotectedvirtual

Reimplemented in clang::targets::AVRTargetInfo, clang::targets::PPCTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1728 of file TargetInfo.h.

Referenced by clang::targets::PPCTargetInfo::getGCCAddlRegNames(), getNormalizedGCCRegisterName(), and isValidGCCRegisterName().

◆ getGCCRegAliases()

virtual ArrayRef< GCCRegAlias > clang::TargetInfo::getGCCRegAliases ( ) const

protectedpure virtual

Referenced by getNormalizedGCCRegisterName(), and isValidGCCRegisterName().

◆ getGCCRegNames()

virtual ArrayRef< const char * > clang::TargetInfo::getGCCRegNames ( ) const

protectedpure virtual

Referenced by getNormalizedGCCRegisterName(), and isValidGCCRegisterName().

◆ getGridValue()

virtual const llvm::omp::GV & clang::TargetInfo::getGridValue ( ) const

inlinevirtual

Reimplemented in clang::targets::AMDGPUTargetInfo, and clang::targets::NVPTXTargetInfo.

Definition at line 1539 of file TargetInfo.h.

Referenced by emitInterWarpCopyFunction(), clang::CodeGen::CGOpenMPRuntimeGPU::emitTeamsOutlinedFunction(), getNVPTXLaneID(), and getNVPTXWarpID().

◆ getHalfAlign()

unsigned clang::TargetInfo::getHalfAlign ( ) const

inline

Definition at line 716 of file TargetInfo.h.

References clang::TransferrableTargetInfo::HalfAlign.

◆ getHalfFormat()

const llvm::fltSemantics & clang::TargetInfo::getHalfFormat ( ) const

inline

Definition at line 717 of file TargetInfo.h.

References clang::TransferrableTargetInfo::HalfFormat.

Referenced by clang::ASTContext::getFloatTypeSemantics(), and InitializePredefinedMacros().

◆ getHalfWidth()

unsigned clang::TargetInfo::getHalfWidth ( ) const

inline

getHalfWidth/Align/Format - Return the size/align/format of 'half'.

Definition at line 715 of file TargetInfo.h.

References clang::TransferrableTargetInfo::HalfWidth.

Referenced by getRealTypeByWidth().

◆ getIbm128Align()

unsigned clang::TargetInfo::getIbm128Align ( ) const

inline

Definition at line 753 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Ibm128Align.

◆ getIbm128Format()

const llvm::fltSemantics & clang::TargetInfo::getIbm128Format ( ) const

inline

Definition at line 754 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Ibm128Format.

Referenced by clang::ASTContext::getFloatTypeSemantics().

◆ getIbm128Mangling()

virtual const char * clang::TargetInfo::getIbm128Mangling ( ) const

inlinevirtual

Return the mangled code of __ibm128.

Reimplemented in clang::targets::PPCTargetInfo.

Definition at line 763 of file TargetInfo.h.

◆ getIbm128Width()

unsigned clang::TargetInfo::getIbm128Width ( ) const

inline

getIbm128Width/Align/Format - Return the size/align/format of '__ibm128'.

Definition at line 752 of file TargetInfo.h.

◆ getInt128Align()

unsigned clang::TargetInfo::getInt128Align ( ) const

inline

getInt128Align() - Returns the alignment of Int128.

Definition at line 494 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Int128Align.

◆ getInt16Type()

IntType clang::TargetInfo::getInt16Type ( ) const

inline

Definition at line 380 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Int16Type.

Referenced by DefineExactWidthIntType().

◆ getInt64Type()

IntType clang::TargetInfo::getInt64Type ( ) const

inline

Definition at line 376 of file TargetInfo.h.

References clang::TransferrableTargetInfo::Int64Type.

Referenced by DecodeTypeFromStr(), DefineExactWidthIntType(), and DefineExactWidthIntTypeSize().

◆ getIntAlign()

unsigned clang::TargetInfo::getIntAlign ( ) const

inline

Definition at line 481 of file TargetInfo.h.

References clang::TransferrableTargetInfo::IntAlign.

Referenced by getTypeAlign().

◆ getIntMaxTWidth()

unsigned clang::TargetInfo::getIntMaxTWidth ( ) const

inline

Return the size of intmax_t and uintmax_t for this target, in bits.

Definition at line 822 of file TargetInfo.h.

References getTypeWidth(), and clang::TransferrableTargetInfo::IntMaxType.

Referenced by clang::Sema::ActOnNumericConstant().

◆ getIntMaxType()

IntType clang::TargetInfo::getIntMaxType ( ) const

inline

Definition at line 357 of file TargetInfo.h.

References clang::TransferrableTargetInfo::IntMaxType.

Referenced by clang::ASTContext::getIntMaxType(), and InitializePredefinedMacros().

◆ getIntPtrType()

IntType clang::TargetInfo::getIntPtrType ( ) const

inline

Definition at line 368 of file TargetInfo.h.

References clang::TransferrableTargetInfo::IntPtrType.

Referenced by clang::ASTContext::getIntPtrType(), and InitializePredefinedMacros().

◆ getIntTypeByWidth()

TargetInfo::IntType TargetInfo::getIntTypeByWidth	(	unsigned	BitWidth,
		bool	IsSigned
	)		const

virtual

◆ getIntWidth()

unsigned clang::TargetInfo::getIntWidth ( ) const

inline

getIntWidth/Align - Return the size of 'signed int' and 'unsigned int' for this target, in bits.

Definition at line 480 of file TargetInfo.h.

References clang::TransferrableTargetInfo::IntWidth.

Referenced by clang::Sema::ActOnEnumBody(), clang::Sema::ActOnGNUNullExpr(), clang::Sema::ActOnIntegerConstant(), clang::Sema::ActOnNumericConstant(), clang::Sema::BuildCXXNew(), clang::CharLiteralParser::CharLiteralParser(), clang::Sema::CheckEnumConstant(), clang::CodeGen::CodeGenModule::EmitMainVoidAlias(), EvaluateValue(), getIntTypeByWidth(), getLeastIntTypeByWidth(), clang::targets::MipsTargetInfo::getTargetDefines(), getTypeConstantSuffix(), getTypeWidth(), and InitializePredefinedMacros().

◆ getLargeArrayAlign()

unsigned clang::TargetInfo::getLargeArrayAlign ( ) const

inline

Definition at line 780 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LargeArrayAlign.

Referenced by clang::ASTContext::getDeclAlign().

◆ getLargeArrayMinWidth()

unsigned clang::TargetInfo::getLargeArrayMinWidth ( ) const

inline

Definition at line 779 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LargeArrayMinWidth.

Referenced by clang::ASTContext::getDeclAlign().

◆ getLeastIntTypeByWidth()

TargetInfo::IntType TargetInfo::getLeastIntTypeByWidth	(	unsigned	BitWidth,
		bool	IsSigned
	)		const

virtual

Return the smallest integer type with at least the specified width.

Reimplemented in clang::targets::AVRTargetInfo.

Definition at line 300 of file TargetInfo.cpp.

Referenced by DefineFastIntType(), and DefineLeastWidthIntType().

◆ getLongAccumAlign()

unsigned clang::TargetInfo::getLongAccumAlign ( ) const

inline

Definition at line 509 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongAccumAlign.

◆ getLongAccumIBits()

unsigned clang::TargetInfo::getLongAccumIBits ( ) const

inline

Definition at line 541 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongAccumScale, and clang::TransferrableTargetInfo::LongAccumWidth.

Referenced by getUnsignedLongAccumIBits().

◆ getLongAccumScale()

unsigned clang::TargetInfo::getLongAccumScale ( ) const

inline

getLongAccumScale/IBits - Return the number of fractional/integral bits in a 'signed long _Accum' type.

Definition at line 540 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongAccumScale.

◆ getLongAccumWidth()

unsigned clang::TargetInfo::getLongAccumWidth ( ) const

inline

getLongAccumWidth/Align - Return the size of 'signed long _Accum' and 'unsigned long _Accum' for this target, in bits.

Definition at line 508 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongAccumWidth.

◆ getLongAlign()

unsigned clang::TargetInfo::getLongAlign ( ) const

inline

Definition at line 486 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongAlign.

Referenced by getTypeAlign().

◆ getLongDoubleAlign()

unsigned clang::TargetInfo::getLongDoubleAlign ( ) const

inline

Definition at line 737 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongDoubleAlign.

◆ getLongDoubleFormat()

const llvm::fltSemantics & clang::TargetInfo::getLongDoubleFormat ( ) const

inline

Definition at line 738 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongDoubleFormat.

Referenced by clang::Sema::BuildAtomicExpr(), clang::ento::SMTConstraintManager::canReasonAbout(), clang::ASTContext::getFloatTypeSemantics(), getRealTypeByWidth(), and InitializePredefinedMacros().

◆ getLongDoubleMangling()

virtual const char * clang::TargetInfo::getLongDoubleMangling ( ) const

inlinevirtual

Return the mangled code of long double.

Reimplemented in clang::targets::PPCTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 757 of file TargetInfo.h.

◆ getLongDoubleWidth()

unsigned clang::TargetInfo::getLongDoubleWidth ( ) const

inline

getLongDoubleWidth/Align/Format - Return the size/align/format of 'long double'.

Definition at line 736 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongDoubleWidth.

Referenced by InitializePredefinedMacros().

◆ getLongFractAlign()

unsigned clang::TargetInfo::getLongFractAlign ( ) const

inline

Definition at line 524 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongFractAlign.

◆ getLongFractScale()

unsigned clang::TargetInfo::getLongFractScale ( ) const

inline

getLongFractScale - Return the number of fractional bits in a 'signed long _Fract' type.

Definition at line 587 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongFractWidth.

Referenced by getUnsignedLongFractScale().

◆ getLongFractWidth()

unsigned clang::TargetInfo::getLongFractWidth ( ) const

inline

getLongFractWidth/Align - Return the size of 'signed long _Fract' and 'unsigned long _Fract' for this target, in bits.

Definition at line 523 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongFractWidth.

◆ getLongLongAlign()

unsigned clang::TargetInfo::getLongLongAlign ( ) const

inline

Definition at line 491 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongLongAlign.

Referenced by getTypeAlign().

◆ getLongLongWidth()

unsigned clang::TargetInfo::getLongLongWidth ( ) const

inline

getLongLongWidth/Align - Return the size of 'signed long long' and 'unsigned long long' for this target, in bits.

Definition at line 490 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongLongWidth.

Referenced by clang::Sema::ActOnEnumBody(), clang::Sema::ActOnGNUNullExpr(), clang::Sema::ActOnNumericConstant(), getIntTypeByWidth(), getLeastIntTypeByWidth(), getTypeWidth(), and InitializePredefinedMacros().

◆ getLongWidth()

unsigned clang::TargetInfo::getLongWidth ( ) const

inline

getLongWidth/Align - Return the size of 'signed long' and 'unsigned long' for this target, in bits.

Definition at line 485 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongWidth.

Referenced by clang::Sema::ActOnEnumBody(), clang::Sema::ActOnGNUNullExpr(), clang::Sema::ActOnNumericConstant(), DecodeTypeFromStr(), clang::CodeGen::CodeGenModule::GetAddrOfConstantCFString(), getIntTypeByWidth(), getLeastIntTypeByWidth(), clang::targets::MipsTargetInfo::getTargetDefines(), getTypeWidth(), and InitializePredefinedMacros().

◆ getMaxAlignedAttribute()

unsigned clang::TargetInfo::getMaxAlignedAttribute ( ) const

inline

Get the maximum alignment in bits for a static variable with aligned attribute.

Definition at line 888 of file TargetInfo.h.

References clang::TransferrableTargetInfo::MaxAlignedAttribute.

Referenced by clang::ASTContext::getDeclAlign().

◆ getMaxAtomicInlineWidth()

unsigned clang::TargetInfo::getMaxAtomicInlineWidth ( ) const

inline

Return the maximum width lock-free atomic operation which can be inlined given the supported features of the given target.

Definition at line 787 of file TargetInfo.h.

References MaxAtomicInlineWidth.

Referenced by clang::ASTContext::AtomicUsesUnsupportedLibcall(), and hasBuiltinAtomic().

◆ getMaxAtomicPromoteWidth()

unsigned clang::TargetInfo::getMaxAtomicPromoteWidth ( ) const

inline

Return the maximum width lock-free atomic operation which will ever be supported for the given target.

Definition at line 784 of file TargetInfo.h.

References MaxAtomicPromoteWidth.

◆ getMaxBitIntWidth()

virtual size_t clang::TargetInfo::getMaxBitIntWidth ( ) const

inlinevirtual

Reimplemented in clang::targets::X86_32TargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 627 of file TargetInfo.h.

References MaxBitIntWidth.

Referenced by clang::Sema::ActOnNumericConstant(), clang::Sema::BuildBitIntType(), and InitializePredefinedMacros().

◆ getMaxOpenCLWorkGroupSize()

unsigned clang::TargetInfo::getMaxOpenCLWorkGroupSize ( ) const

inline

Definition at line 804 of file TargetInfo.h.

References MaxOpenCLWorkGroupSize.

◆ getMaxPointerWidth()

virtual uint64_t clang::TargetInfo::getMaxPointerWidth ( ) const

inlinevirtual

Return the maximum width of pointers on this target.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 453 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PointerWidth.

Referenced by adjust(), clang::ASTContext::getConstantArrayType(), and clang::CodeGen::initializationPatternFor().

◆ getMaxTLSAlign()

unsigned clang::TargetInfo::getMaxTLSAlign ( ) const

inline

Return the maximum alignment (in bits) of a TLS variable.

Gets the maximum alignment (in bits) of a TLS variable on this target. Returns zero if there is no such constraint.

Definition at line 1475 of file TargetInfo.h.

References clang::TransferrableTargetInfo::MaxTLSAlign.

Referenced by clang::Sema::AddAlignedAttr(), and clang::Sema::CheckThreadLocalForLargeAlignment().

◆ getMaxVectorAlign()

unsigned clang::TargetInfo::getMaxVectorAlign ( ) const

inline

Return the maximum vector alignment supported for the given target.

Definition at line 802 of file TargetInfo.h.

References clang::TransferrableTargetInfo::MaxVectorAlign.

◆ getMCountName()

const char * clang::TargetInfo::getMCountName ( ) const

inline

Returns the name of the mcount instrumentation function.

Definition at line 846 of file TargetInfo.h.

References MCountName.

◆ getMinGlobalAlign()

virtual unsigned clang::TargetInfo::getMinGlobalAlign ( uint64_t ) const

inlinevirtual

getMinGlobalAlign - Return the minimum alignment of a global variable, unless its alignment is explicitly reduced via attributes.

Reimplemented in clang::targets::CSKYTargetInfo.

Definition at line 688 of file TargetInfo.h.

References clang::TransferrableTargetInfo::MinGlobalAlign.

◆ getNewAlign()

unsigned clang::TargetInfo::getNewAlign ( ) const

inline

Return the largest alignment for which a suitably-sized allocation with '::operator new(size_t)' is guaranteed to produce a correctly-aligned pointer.

Definition at line 695 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongDoubleAlign, clang::TransferrableTargetInfo::LongLongAlign, and clang::TransferrableTargetInfo::NewAlign.

Referenced by clang::Sema::BuildCXXNew(), hasNewExtendedAlignment(), and InitializeStandardPredefinedMacros().

◆ getNormalizedGCCRegisterName()

StringRef TargetInfo::getNormalizedGCCRegisterName	(	StringRef	Name,
		bool	ReturnCanonical = `false`
	)		const

Returns the "normalized" GCC register name.

ReturnCannonical true will return the register name without any additions such as "{}" or "%" in it's canonical form, for example: ReturnCanonical = true and Name = "rax", will return "ax".

Definition at line 673 of file TargetInfo.cpp.

References getGCCAddlRegNames(), getGCCRegAliases(), getGCCRegNames(), clang::isDigit(), isValidGCCRegisterName(), and removeGCCRegisterPrefix().

Referenced by AddVariableConstraints().

◆ getNullPointerValue()

virtual uint64_t clang::TargetInfo::getNullPointerValue ( LangAS AddrSpace ) const

inlinevirtual

Get integer value for null pointer.

Parameters

AddrSpace address space of pointee in source language.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 459 of file TargetInfo.h.

Referenced by clang::ASTContext::getTargetNullPointerValue().

◆ getOpenCLBuiltinAddressSpace()

virtual LangAS clang::TargetInfo::getOpenCLBuiltinAddressSpace ( unsigned AS ) const

inlinevirtual

Map from the address space field in builtin description strings to the language address space.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 1519 of file TargetInfo.h.

References clang::getLangASFromTargetAS().

Referenced by clang::ASTContext::getLangASForBuiltinAddressSpace().

◆ getOpenCLTypeAddrSpace()

LangAS TargetInfo::getOpenCLTypeAddrSpace ( OpenCLTypeKind TK ) const

virtual

Get address space for OpenCL type.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 593 of file TargetInfo.cpp.

References clang::Default, clang::OCLTK_Image, clang::OCLTK_Pipe, clang::OCLTK_Sampler, clang::opencl_constant, and clang::opencl_global.

Referenced by clang::ASTContext::getOpenCLTypeAddrSpace().

◆ getPlatformMinVersion()

VersionTuple clang::TargetInfo::getPlatformMinVersion ( ) const

inline

Retrieve the minimum desired version of the platform, to which the program should be compiled.

Definition at line 1549 of file TargetInfo.h.

References PlatformMinVersion.

Referenced by CheckAvailability(), checkObjCMethodX86VectorTypes(), and DoEmitAvailabilityWarning().

◆ getPlatformName()

StringRef clang::TargetInfo::getPlatformName ( ) const

inline

Retrieve the name of the platform as it is used in the availability attribute.

Definition at line 1545 of file TargetInfo.h.

References PlatformName.

Referenced by clang::Sema::ActOnObjCAvailabilityCheckExpr(), CheckAvailability(), DiagnoseObjCImplementedDeprecations(), DoEmitAvailabilityWarning(), getAttrForPlatform(), and clang::Decl::getVersionIntroduced().

◆ getPointerAlign()

uint64_t clang::TargetInfo::getPointerAlign ( LangAS AddrSpace ) const

inline

Definition at line 447 of file TargetInfo.h.

References clang::Default, getPointerAlignV(), and clang::TransferrableTargetInfo::PointerAlign.

Referenced by initializeForBlockHeader().

◆ getPointerAlignV()

virtual uint64_t clang::TargetInfo::getPointerAlignV ( LangAS AddrSpace ) const

inlineprotectedvirtual

Reimplemented in clang::targets::AMDGPUTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1720 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PointerAlign.

Referenced by getPointerAlign().

◆ getPointerWidth()

uint64_t clang::TargetInfo::getPointerWidth ( LangAS AddrSpace ) const

inline

Return the width of pointers on this target, for the specified address space.

Definition at line 443 of file TargetInfo.h.

References clang::Default, getPointerWidthV(), and clang::TransferrableTargetInfo::PointerWidth.

Referenced by clang::Sema::ActOnGNUNullExpr(), clang::Sema::FindAllocationFunctions(), getConstantArrayInfoInChars(), clang::CodeGen::swiftcall::getMaximumVoluntaryIntegerSize(), GetNumNonZeroBytesInInit(), clang::CodeGen::CodeGenModule::getTargetCodeGenInfo(), clang::targets::MipsTargetInfo::getTargetDefines(), getUnwindWordWidth(), clang::targets::MipsTargetInfo::getUnwindWordWidth(), handleMSPointerTypeQualifierAttr(), hasInt128Type(), initializeForBlockHeader(), InitializePredefinedMacros(), clang::MangleContext::mangleName(), clang::CodeGen::SwiftABIInfo::occupiesMoreThan(), and parseModeAttrArg().

◆ getPointerWidthV()

virtual uint64_t clang::TargetInfo::getPointerWidthV ( LangAS AddrSpace ) const

inlineprotectedvirtual

Reimplemented in clang::targets::AMDGPUTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1717 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PointerWidth.

Referenced by getPointerWidth().

◆ getProcessIDType()

IntType clang::TargetInfo::getProcessIDType ( ) const

inline

Definition at line 385 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ProcessIDType.

Referenced by clang::ASTContext::getProcessIDType().

◆ getPtrDiffType()

IntType clang::TargetInfo::getPtrDiffType ( LangAS AddrSpace ) const

inline

Definition at line 361 of file TargetInfo.h.

References clang::Default, getPtrDiffTypeV(), and clang::TransferrableTargetInfo::PtrDiffType.

Referenced by clang::ASTContext::getPointerDiffType(), getUnsignedPtrDiffType(), and InitializePredefinedMacros().

◆ getPtrDiffTypeV()

virtual enum IntType clang::TargetInfo::getPtrDiffTypeV ( LangAS AddrSpace ) const

inlineprotectedvirtual

Definition at line 1723 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PtrDiffType.

Referenced by getPtrDiffType().

◆ getRealTypeByWidth()

FloatModeKind TargetInfo::getRealTypeByWidth	(	unsigned	BitWidth,
		FloatModeKind	ExplicitType
	)		const

Return floating point type with specified width.

On PPC, there are three possible types for 128-bit floating point: "PPC double-double", IEEE 754R quad precision, and "long double" (which under the covers is represented as one of those two). At this time, there is no support for an explicit "PPC double-double" type (i.e. __ibm128) so we only need to differentiate between "long double" and IEEE quad precision.

Definition at line 315 of file TargetInfo.cpp.

References clang::Double, clang::Float, clang::Float128, getDoubleWidth(), getFloatWidth(), getHalfWidth(), getLongDoubleFormat(), clang::Half, hasFloat128Type(), hasIbm128Type(), clang::Ibm128, clang::LongDouble, and clang::NoFloat.

Referenced by clang::ASTContext::getRealTypeForBitwidth().

◆ getRegisterWidth()

virtual unsigned clang::TargetInfo::getRegisterWidth ( ) const

inlinevirtual

Return the "preferred" register width on this target.

Reimplemented in clang::targets::X86_64TargetInfo.

Definition at line 832 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PointerWidth.

Referenced by clang::targets::LoongArchTargetInfo::getTargetDefines(), and parseModeAttrArg().

◆ getRegParmMax()

unsigned clang::TargetInfo::getRegParmMax ( ) const

inline

Definition at line 1461 of file TargetInfo.h.

References RegParmMax.

Referenced by clang::Sema::CheckRegparmAttr().

◆ getSDKVersion()

const llvm::VersionTuple & clang::TargetInfo::getSDKVersion ( ) const

inline

Returns: The version of the SDK which was used during the compilation if one was specified, or an empty version otherwise.

Definition at line 1681 of file TargetInfo.h.

References getTargetOpts(), and clang::TargetOptions::SDKVersion.

Referenced by clang::Sema::getCudaConfigureFuncName().

◆ getShortAccumAlign()

unsigned clang::TargetInfo::getShortAccumAlign ( ) const

inline

Definition at line 499 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortAccumAlign.

◆ getShortAccumIBits()

unsigned clang::TargetInfo::getShortAccumIBits ( ) const

inline

Definition at line 529 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortAccumScale, and clang::TransferrableTargetInfo::ShortAccumWidth.

Referenced by getUnsignedShortAccumIBits().

◆ getShortAccumScale()

unsigned clang::TargetInfo::getShortAccumScale ( ) const

inline

getShortAccumScale/IBits - Return the number of fractional/integral bits in a 'signed short _Accum' type.

Definition at line 528 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortAccumScale.

◆ getShortAccumWidth()

unsigned clang::TargetInfo::getShortAccumWidth ( ) const

inline

getShortAccumWidth/Align - Return the size of 'signed short _Accum' and 'unsigned short _Accum' for this target, in bits.

Definition at line 498 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortAccumWidth.

◆ getShortAlign()

unsigned clang::TargetInfo::getShortAlign ( ) const

inline

Return the alignment of 'signed short' and 'unsigned short' for this target.

Definition at line 476 of file TargetInfo.h.

Referenced by getTypeAlign().

◆ getShortFractAlign()

unsigned clang::TargetInfo::getShortFractAlign ( ) const

inline

Definition at line 514 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortFractAlign.

◆ getShortFractScale()

unsigned clang::TargetInfo::getShortFractScale ( ) const

inline

getShortFractScale - Return the number of fractional bits in a 'signed short _Fract' type.

Definition at line 579 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortFractWidth.

Referenced by getUnsignedShortFractScale().

◆ getShortFractWidth()

unsigned clang::TargetInfo::getShortFractWidth ( ) const

inline

getShortFractWidth/Align - Return the size of 'signed short _Fract' and 'unsigned short _Fract' for this target, in bits.

Definition at line 513 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ShortFractWidth.

◆ getShortWidth()

unsigned clang::TargetInfo::getShortWidth ( ) const

inline

Return the size of 'signed short' and 'unsigned short' for this target, in bits.

Definition at line 472 of file TargetInfo.h.

Referenced by clang::Sema::ActOnEnumBody(), getIntTypeByWidth(), getLeastIntTypeByWidth(), getTypeConstantSuffix(), getTypeWidth(), and InitializePredefinedMacros().

◆ getSigAtomicType()

IntType clang::TargetInfo::getSigAtomicType ( ) const

inline

Definition at line 384 of file TargetInfo.h.

References clang::TransferrableTargetInfo::SigAtomicType.

Referenced by InitializePredefinedMacros().

◆ getSignedSizeType()

IntType clang::TargetInfo::getSignedSizeType ( ) const

inline

Definition at line 343 of file TargetInfo.h.

References clang::TransferrableTargetInfo::SignedInt, clang::TransferrableTargetInfo::SignedLong, clang::TransferrableTargetInfo::SignedLongLong, clang::TransferrableTargetInfo::SignedShort, clang::TransferrableTargetInfo::SizeType, clang::TransferrableTargetInfo::UnsignedInt, clang::TransferrableTargetInfo::UnsignedLong, clang::TransferrableTargetInfo::UnsignedLongLong, and clang::TransferrableTargetInfo::UnsignedShort.

Referenced by clang::ASTContext::getSignedSizeType().

◆ getSizeType()

IntType clang::TargetInfo::getSizeType ( ) const

inline

Definition at line 342 of file TargetInfo.h.

References clang::TransferrableTargetInfo::SizeType.

Referenced by clang::Sema::ActOnNumericConstant(), clang::ASTContext::getSizeType(), InitializePredefinedMacros(), and InitializeStandardPredefinedMacros().

◆ getStaticInitSectionSpecifier()

virtual const char * clang::TargetInfo::getStaticInitSectionSpecifier ( ) const

inlinevirtual

Return the section to use for C++ static initialization functions.

Definition at line 1506 of file TargetInfo.h.

◆ getSuitableAlign()

unsigned clang::TargetInfo::getSuitableAlign ( ) const

inline

Return the alignment that is the largest alignment ever used for any scalar/SIMD data type on the target machine you are compiling for (including types with an extended alignment requirement).

Definition at line 678 of file TargetInfo.h.

References clang::TransferrableTargetInfo::SuitableAlign.

Referenced by InitializePredefinedMacros().

◆ getSupportedOpenCLOpts() [1/2]

llvm::StringMap< bool > & clang::TargetInfo::getSupportedOpenCLOpts ( )

inline

Get supported OpenCL extensions and optional core features.

Definition at line 1651 of file TargetInfo.h.

References getTargetOpts(), and clang::TargetOptions::OpenCLFeaturesMap.

Referenced by adjust(), clang::OpenCLOptions::diagnoseFeatureExtensionDifferences(), clang::OpenCLOptions::diagnoseUnsupportedFeatureDependencies(), clang::Sema::Initialize(), InitializeOpenCLFeatureTestMacros(), and validateOpenCLTarget().

◆ getSupportedOpenCLOpts() [2/2]

const llvm::StringMap< bool > & clang::TargetInfo::getSupportedOpenCLOpts ( ) const

inline

Get const supported OpenCL extensions and optional core features.

Definition at line 1656 of file TargetInfo.h.

References getTargetOpts(), and clang::TargetOptions::OpenCLFeaturesMap.

◆ getTargetAddressSpace()

unsigned clang::TargetInfo::getTargetAddressSpace ( LangAS AS ) const

inline

Definition at line 1511 of file TargetInfo.h.

References getAddressSpaceMap(), clang::isTargetAddressSpace(), and clang::toTargetAddressSpace().

Referenced by clang::ASTContext::getTargetAddressSpace().

◆ getTargetBuiltins()

virtual ArrayRef< Builtin::Info > clang::TargetInfo::getTargetBuiltins ( ) const

pure virtual

Return information about target-specific builtins for the current primary target, and info about which builtins are non-portable across the current set of primary and secondary targets.

Referenced by clang::Builtin::Context::InitializeTarget().

◆ getTargetDefines()

virtual void clang::TargetInfo::getTargetDefines	(	const LangOptions &	Opts,
		MacroBuilder &	Builder
	)		const

pure virtual

===-— Other target property query methods -----------------------—===//

Appends the target-specific #define values for this target set to the specified buffer.

Referenced by InitializePredefinedMacros().

◆ getTargetID()

virtual std::optional< std::string > clang::TargetInfo::getTargetID ( ) const

inlinevirtual

Returns the target ID if supported.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 1202 of file TargetInfo.h.

◆ getTargetOpts()

TargetOptions & clang::TargetInfo::getTargetOpts ( ) const

inline

Retrieve the target options.

Definition at line 283 of file TargetInfo.h.

Referenced by clang::Sema::ActOnFunctionDeclarator(), clang::CodeGen::CGHLSLRuntime::finishCodeGen(), getCudaArch(), getDarwinTargetVariantSDKVersion(), clang::ASTContext::getFunctionFeatureMap(), clang::ASTContext::getOpenMPDefaultSimdAlign(), getSDKVersion(), getSupportedOpenCLOpts(), clang::targets::AArch64TargetInfo::getTargetDefines(), clang::targets::RISCVTargetInfo::getTargetDefines(), clang::targets::X86TargetInfo::getTargetDefines(), hasInt128Type(), clang::IncrementalExecutor::IncrementalExecutor(), clang::PCHValidator::ReadTargetOptions(), and setCommandLineOpenCLOpts().

◆ getTriple()

const llvm::Triple & clang::TargetInfo::getTriple ( ) const

inline

Returns the target triple of the primary target.

Definition at line 1197 of file TargetInfo.h.

◆ getTypeAlign()

unsigned TargetInfo::getTypeAlign ( IntType T ) const

Return the alignment (in bits) of the specified integer type enum.

getTypeAlign - Return the alignment (in bits) of the specified integer type enum.

For example, SignedInt -> getIntAlign().

Definition at line 351 of file TargetInfo.cpp.

Referenced by getChar16Align(), getChar32Align(), and getWCharAlign().

◆ getTypeConstantSuffix()

const char * TargetInfo::getTypeConstantSuffix ( IntType T ) const

Return the constant suffix for the specified integer type enum.

getTypeConstantSuffix - Return the constant suffix for the specified integer type enum.

For example, SignedLong -> "L".

Definition at line 226 of file TargetInfo.cpp.

Referenced by DefineExactWidthIntType(), DefineTypeSize(), InitializePredefinedMacros(), and InitializeStandardPredefinedMacros().

◆ getTypeFormatModifier()

const char * TargetInfo::getTypeFormatModifier ( IntType T )

static

Return the printf format modifier for the specified integer type enum.

getTypeFormatModifier - Return the printf format modifier for the specified integer type enum.

For example, SignedLong -> "l".

Definition at line 251 of file TargetInfo.cpp.

References clang::TransferrableTargetInfo::SignedChar, clang::TransferrableTargetInfo::SignedInt, clang::TransferrableTargetInfo::SignedLong, clang::TransferrableTargetInfo::SignedLongLong, clang::TransferrableTargetInfo::SignedShort, clang::TransferrableTargetInfo::UnsignedChar, clang::TransferrableTargetInfo::UnsignedInt, clang::TransferrableTargetInfo::UnsignedLong, clang::TransferrableTargetInfo::UnsignedLongLong, and clang::TransferrableTargetInfo::UnsignedShort.

Referenced by DefineFmt().

◆ getTypeName()

const char * TargetInfo::getTypeName ( IntType T )

static

Return the user string for the specified integer type enum.

getTypeName - Return the user string for the specified integer type enum.

For example, SignedShort -> "short".

Definition at line 208 of file TargetInfo.cpp.

References clang::TransferrableTargetInfo::SignedChar, clang::TransferrableTargetInfo::SignedInt, clang::TransferrableTargetInfo::SignedLong, clang::TransferrableTargetInfo::SignedLongLong, clang::TransferrableTargetInfo::SignedShort, clang::TransferrableTargetInfo::UnsignedChar, clang::TransferrableTargetInfo::UnsignedInt, clang::TransferrableTargetInfo::UnsignedLong, clang::TransferrableTargetInfo::UnsignedLongLong, and clang::TransferrableTargetInfo::UnsignedShort.

Referenced by DefineType().

◆ getTypeWidth()

unsigned TargetInfo::getTypeWidth ( IntType T ) const

Return the width (in bits) of the specified integer type enum.

getTypeWidth - Return the width (in bits) of the specified integer type enum.

For example, SignedInt -> getIntWidth().

Definition at line 269 of file TargetInfo.cpp.

Referenced by clang::Sema::ActOnNumericConstant(), DefineExactWidthIntType(), DefineExactWidthIntTypeSize(), DefineTypeSize(), DefineTypeWidth(), getChar16Width(), getChar32Width(), getIntMaxTWidth(), getWCharWidth(), and InitializePredefinedMacros().

◆ getUInt16Type()

IntType clang::TargetInfo::getUInt16Type ( ) const

inline

Definition at line 381 of file TargetInfo.h.

References getCorrespondingUnsignedType(), and clang::TransferrableTargetInfo::Int16Type.

Referenced by DefineExactWidthIntType().

◆ getUInt64Type()

IntType clang::TargetInfo::getUInt64Type ( ) const

inline

Definition at line 377 of file TargetInfo.h.

References getCorrespondingUnsignedType(), and clang::TransferrableTargetInfo::Int64Type.

Referenced by DefineExactWidthIntType(), DefineExactWidthIntTypeSize(), and clang::ASTContext::getCFConstantStringDecl().

◆ getUIntMaxType()

IntType clang::TargetInfo::getUIntMaxType ( ) const

inline

Definition at line 358 of file TargetInfo.h.

References getCorrespondingUnsignedType(), and clang::TransferrableTargetInfo::IntMaxType.

Referenced by clang::ASTContext::getUIntMaxType(), and InitializePredefinedMacros().

◆ getUIntPtrType()

IntType clang::TargetInfo::getUIntPtrType ( ) const

inline

Definition at line 369 of file TargetInfo.h.

References getCorrespondingUnsignedType(), and clang::TransferrableTargetInfo::IntPtrType.

Referenced by InitializePredefinedMacros().

◆ getUnsignedAccumIBits()

unsigned clang::TargetInfo::getUnsignedAccumIBits ( ) const

inline

Definition at line 561 of file TargetInfo.h.

References clang::TransferrableTargetInfo::AccumWidth, getAccumIBits(), getUnsignedAccumScale(), and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

◆ getUnsignedAccumScale()

unsigned clang::TargetInfo::getUnsignedAccumScale ( ) const

inline

getUnsignedAccumScale/IBits - Return the number of fractional/integral bits in a 'unsigned _Accum' type.

Definition at line 558 of file TargetInfo.h.

References clang::TransferrableTargetInfo::AccumScale, and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

Referenced by getUnsignedAccumIBits().

◆ getUnsignedFractScale()

unsigned clang::TargetInfo::getUnsignedFractScale ( ) const

inline

getUnsignedFractScale - Return the number of fractional bits in a 'unsigned _Fract' type.

Definition at line 598 of file TargetInfo.h.

References getFractScale(), and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

◆ getUnsignedLongAccumIBits()

unsigned clang::TargetInfo::getUnsignedLongAccumIBits ( ) const

inline

Definition at line 571 of file TargetInfo.h.

References getLongAccumIBits(), getUnsignedLongAccumScale(), clang::TransferrableTargetInfo::LongAccumWidth, and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

◆ getUnsignedLongAccumScale()

unsigned clang::TargetInfo::getUnsignedLongAccumScale ( ) const

inline

getUnsignedLongAccumScale/IBits - Return the number of fractional/integral bits in a 'unsigned long _Accum' type.

Definition at line 568 of file TargetInfo.h.

References clang::TransferrableTargetInfo::LongAccumScale, and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

Referenced by getUnsignedLongAccumIBits().

◆ getUnsignedLongFractScale()

unsigned clang::TargetInfo::getUnsignedLongFractScale ( ) const

inline

getUnsignedLongFractScale - Return the number of fractional bits in a 'unsigned long _Fract' type.

Definition at line 604 of file TargetInfo.h.

References getLongFractScale(), and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

◆ getUnsignedPtrDiffType()

IntType clang::TargetInfo::getUnsignedPtrDiffType ( LangAS AddrSpace ) const

inline

Definition at line 365 of file TargetInfo.h.

References getCorrespondingUnsignedType(), and getPtrDiffType().

Referenced by clang::ASTContext::getUnsignedPointerDiffType().

◆ getUnsignedShortAccumIBits()

unsigned clang::TargetInfo::getUnsignedShortAccumIBits ( ) const

inline

Definition at line 550 of file TargetInfo.h.

References getShortAccumIBits(), getUnsignedShortAccumScale(), clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint, and clang::TransferrableTargetInfo::ShortAccumWidth.

◆ getUnsignedShortAccumScale()

unsigned clang::TargetInfo::getUnsignedShortAccumScale ( ) const

inline

getUnsignedShortAccumScale/IBits - Return the number of fractional/integral bits in a 'unsigned short _Accum' type.

Definition at line 547 of file TargetInfo.h.

References clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint, and clang::TransferrableTargetInfo::ShortAccumScale.

Referenced by getUnsignedShortAccumIBits().

◆ getUnsignedShortFractScale()

unsigned clang::TargetInfo::getUnsignedShortFractScale ( ) const

inline

getUnsignedShortFractScale - Return the number of fractional bits in a 'unsigned short _Fract' type.

Definition at line 591 of file TargetInfo.h.

References getShortFractScale(), and clang::TransferrableTargetInfo::PaddingOnUnsignedFixedPoint.

◆ getUnwindWordWidth()

virtual unsigned clang::TargetInfo::getUnwindWordWidth ( ) const

inlinevirtual

Reimplemented in clang::targets::MipsTargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 827 of file TargetInfo.h.

References clang::Default, and getPointerWidth().

Referenced by parseModeAttrArg().

◆ getUserLabelPrefix()

const char * clang::TargetInfo::getUserLabelPrefix ( ) const

inline

Returns the default value of the USER_LABEL_PREFIX macro, which is the prefix given to user symbols by default.

On most platforms this is "", but it is "_" on some.

Definition at line 843 of file TargetInfo.h.

References UserLabelPrefix.

Referenced by InitializePredefinedMacros(), and clang::MangleContext::mangleName().

◆ getVScaleRange()

virtual std::optional< std::pair< unsigned, unsigned > > clang::TargetInfo::getVScaleRange ( const LangOptions & LangOpts ) const

inlinevirtual

Returns target-specific min and max values VScale_Range.

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::RISCVTargetInfo.

Definition at line 958 of file TargetInfo.h.

Referenced by getRVVTypeSize(), and HandleRISCVRVVVectorBitsTypeAttr().

◆ getVtblPtrAddressSpace()

virtual unsigned clang::TargetInfo::getVtblPtrAddressSpace ( ) const

inlinevirtual

Returns: Target specific vtbl ptr address space.

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 1664 of file TargetInfo.h.

◆ getWCharAlign()

unsigned clang::TargetInfo::getWCharAlign ( ) const

inline

Definition at line 702 of file TargetInfo.h.

References getTypeAlign(), and clang::TransferrableTargetInfo::WCharType.

◆ getWCharType()

IntType clang::TargetInfo::getWCharType ( ) const

inline

Definition at line 372 of file TargetInfo.h.

References clang::TransferrableTargetInfo::WCharType.

Referenced by EvaluateValue(), and InitializePredefinedMacros().

◆ getWCharWidth()

unsigned clang::TargetInfo::getWCharWidth ( ) const

inline

getWCharWidth/Align - Return the size of 'wchar_t' for this target, in bits.

Definition at line 701 of file TargetInfo.h.

References getTypeWidth(), and clang::TransferrableTargetInfo::WCharType.

Referenced by clang::CharLiteralParser::CharLiteralParser(), and EvaluateValue().

◆ getWIntType()

IntType clang::TargetInfo::getWIntType ( ) const

inline

Definition at line 373 of file TargetInfo.h.

References clang::TransferrableTargetInfo::WIntType.

Referenced by InitializePredefinedMacros().

◆ getZeroLengthBitfieldBoundary()

unsigned clang::TargetInfo::getZeroLengthBitfieldBoundary ( ) const

inline

Get the fixed alignment value in bits for a member that follows a zero length bitfield.

Definition at line 882 of file TargetInfo.h.

References clang::TransferrableTargetInfo::ZeroLengthBitfieldBoundary.

◆ handleAsmEscapedChar()

virtual std::optional< std::string > clang::TargetInfo::handleAsmEscapedChar ( char C ) const

inlinevirtual

Replace some escaped characters with another string based on target-specific rules.

Reimplemented in clang::targets::AVRTargetInfo, and clang::targets::M68kTargetInfo.

Definition at line 1183 of file TargetInfo.h.

Referenced by clang::GCCAsmStmt::AnalyzeAsmString().

◆ handleTargetFeatures()

virtual bool clang::TargetInfo::handleTargetFeatures	(	std::vector< std::string > &	Features,
		DiagnosticsEngine &	Diags
	)

inlinevirtual

Perform initialization based on the user configured set of features (e.g., +sse4).

The list is guaranteed to have at most one entry per feature.

The target may modify the features list, to change which options are passed onwards to the backend. FIXME: This part should be fixed so that we can change handleTargetFeatures to merely a TargetInfo initialization routine.

Returns: False on error.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::AMDGPUTargetInfo, clang::targets::ARMTargetInfo, clang::targets::BPFTargetInfo, clang::targets::CSKYTargetInfo, clang::targets::HexagonTargetInfo, clang::targets::LoongArchTargetInfo, clang::targets::MipsTargetInfo, clang::targets::PPCTargetInfo, clang::targets::RISCVTargetInfo, clang::targets::SparcTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1387 of file TargetInfo.h.

◆ hasAArch64SVETypes()

bool clang::TargetInfo::hasAArch64SVETypes ( ) const

inline

Returns whether or not the AArch64 SVE built-in types are available on this target.

Definition at line 981 of file TargetInfo.h.

References HasAArch64SVETypes.

Referenced by clang::ASTContext::getScalableVectorType(), and clang::Sema::Initialize().

◆ hasAlignMac68kSupport()

bool clang::TargetInfo::hasAlignMac68kSupport ( ) const

inline

Check whether this target support '#pragma options align=mac68k'.

Definition at line 897 of file TargetInfo.h.

References HasAlignMac68kSupport.

Referenced by clang::Sema::ActOnPragmaOptionsAlign().

◆ hasBFloat16Type()

virtual bool clang::TargetInfo::hasBFloat16Type ( ) const

inlinevirtual

Determine whether the _BFloat16 type is supported on this target.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::AMDGPUTargetInfo, clang::targets::ARMTargetInfo, and clang::targets::NVPTXTargetInfo.

Definition at line 654 of file TargetInfo.h.

References HasBFloat16, and HasFullBFloat16.

Referenced by clang::Sema::checkTypeSupport(), ConvertDeclSpecToType(), and clang::QualType::UseExcessPrecision().

◆ hasBitIntType()

virtual bool clang::TargetInfo::hasBitIntType ( ) const

inlinevirtual

Determine whether the _BitInt type is supported on this target.

This limitation is put into place for ABI reasons. FIXME: _BitInt is a required type in C23, so there's not much utility in asking whether the target supported it or not; I think this should be removed once backends have been alerted to the type and have had the chance to do implementation work if needed.

Definition at line 621 of file TargetInfo.h.

Referenced by clang::Sema::checkTypeSupport(), and ConvertDeclSpecToType().

◆ hasBuiltinAtomic()

virtual bool clang::TargetInfo::hasBuiltinAtomic	(	uint64_t	AtomicSizeInBits,
		uint64_t	AlignmentInBits
	)		const

inlinevirtual

Returns true if the given target supports lock-free atomic operations at the specified width and alignment.

Definition at line 793 of file TargetInfo.h.

References getCharWidth(), and getMaxAtomicInlineWidth().

Referenced by emitOMPAtomicRMW(), and getLockFreeValue().

◆ hasBuiltinMSVaList()

bool clang::TargetInfo::hasBuiltinMSVaList ( ) const

inline

Returns whether or not type __builtin_ms_va_list type is available on this target.

Definition at line 974 of file TargetInfo.h.

References HasBuiltinMSVaList.

Referenced by clang::Sema::BuildVAArgExpr(), and clang::Sema::Initialize().

◆ hasFeature()

virtual bool clang::TargetInfo::hasFeature ( StringRef Feature ) const

inlinevirtual

Determine whether the given target has the given feature.

Definition at line 1393 of file TargetInfo.h.

Referenced by clang::Sema::ActOnFunctionDeclarator(), clang::Sema::ActOnStartOfFunctionDef(), clang::Sema::BuildResolvedCallExpr(), clang::Sema::checkTypeSupport(), clang::CodeGen::CGOpenMPRuntime::emitDeclareSimdFunction(), clang::DeclSpec::Finish(), getCudaArch(), clang::CodeGen::CodeGenModule::getTargetCodeGenInfo(), clang::ASTContext::getWebAssemblyExternrefType(), HandleArmSveVectorBitsTypeAttr(), HandleNeonVectorTypeAttr(), HandleRISCVRVVVectorBitsTypeAttr(), handleTargetClonesAttr(), clang::Sema::Initialize(), and clang::CodeGen::CodeGenModule::Release().

◆ hasFeatureEnabled()

virtual bool clang::TargetInfo::hasFeatureEnabled	(	const llvm::StringMap< bool > &	Features,
		StringRef	Name
	)		const

inlinevirtual

Check if target has a given feature enabled.

Definition at line 1324 of file TargetInfo.h.

Referenced by adjust(), clang::OpenCLOptions::diagnoseFeatureExtensionDifferences(), clang::OpenCLOptions::diagnoseUnsupportedFeatureDependencies(), InitializeOpenCLFeatureTestMacros(), validateOpenCLTarget(), and clang::targets::X86TargetInfo::validateOperandSize().

◆ hasFloat128Type()

virtual bool clang::TargetInfo::hasFloat128Type ( ) const

inlinevirtual

Determine whether the __float128 type is supported on this target.

Definition at line 648 of file TargetInfo.h.

References HasFloat128.

Referenced by clang::Sema::checkTypeSupport(), ConvertDeclSpecToType(), getRealTypeByWidth(), and clang::targets::AMDGPUTargetInfo::setAuxTarget().

◆ hasFloat16Type()

virtual bool clang::TargetInfo::hasFloat16Type ( ) const

inlinevirtual

Determine whether the _Float16 type is supported on this target.

Definition at line 651 of file TargetInfo.h.

References HasFloat16.

Referenced by clang::Sema::checkTypeSupport(), ConvertDeclSpecToType(), InitializePredefinedMacros(), and clang::QualType::UseExcessPrecision().

◆ hasFPReturn()

virtual bool clang::TargetInfo::hasFPReturn ( ) const

inlinevirtual

Determine whether return of a floating point value is supported on this target.

Definition at line 670 of file TargetInfo.h.

References HasFPReturn.

Referenced by clang::Sema::checkTypeSupport().

◆ hasFullBFloat16Type()

virtual bool clang::TargetInfo::hasFullBFloat16Type ( ) const

inlinevirtual

Determine whether the BFloat type is fully supported on this target, i.e arithemtic operations.

Definition at line 660 of file TargetInfo.h.

References HasFullBFloat16.

Referenced by clang::QualType::UseExcessPrecision().

◆ hasIbm128Type()

virtual bool clang::TargetInfo::hasIbm128Type ( ) const

inlinevirtual

Determine whether the __ibm128 type is supported on this target.

Definition at line 663 of file TargetInfo.h.

References HasIbm128.

Referenced by clang::Sema::checkTypeSupport(), ConvertDeclSpecToType(), and getRealTypeByWidth().

◆ hasInt128Type()

virtual bool clang::TargetInfo::hasInt128Type ( ) const

inlinevirtual

Determine whether the __int128 type is supported on this target.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::MipsTargetInfo, clang::targets::BaseSPIRTargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 610 of file TargetInfo.h.

References clang::Default, clang::TargetOptions::ForceEnableInt128, getPointerWidth(), and getTargetOpts().

Referenced by ChangeIntegralSignedness(), clang::Sema::checkTypeSupport(), ConvertDeclSpecToType(), clang::Sema::Initialize(), InitializePredefinedMacros(), and clang::CodeGen::swiftcall::isLegalIntegerType().

◆ hasLegalHalfType()

virtual bool clang::TargetInfo::hasLegalHalfType ( ) const

inlinevirtual

Determine whether _Float16 is supported on this target.

Definition at line 642 of file TargetInfo.h.

References HasLegalHalfType.

Referenced by clang::QualType::UseExcessPrecision().

◆ hasLongDoubleType()

virtual bool clang::TargetInfo::hasLongDoubleType ( ) const

inlinevirtual

Determine whether the long double type is supported on this target.

Definition at line 666 of file TargetInfo.h.

References HasLongDouble.

Referenced by clang::Sema::checkTypeSupport().

◆ hasNoAsmVariants()

bool clang::TargetInfo::hasNoAsmVariants ( ) const

inline

Return true if {|} are normal characters in the asm string.

If this returns false (the default), then {abc|xyz} is syntax that says that when compiling for asm variant #0, "abc" should be generated, but when compiling for asm variant #1, "xyz" should be generated.

Definition at line 1493 of file TargetInfo.h.

References NoAsmVariants.

◆ hasProtectedVisibility()

virtual bool clang::TargetInfo::hasProtectedVisibility ( ) const

inlinevirtual

Does this target support "protected" visibility?

Any target which dynamic libraries will naturally support something like "default" (meaning that the symbol is visible outside this shared object) and "hidden" (meaning that it isn't) visibilities, but "protected" is really an ELF-specific concept with weird semantics designed around the convenience of dynamic linker implementations. Which is not to suggest that there's consistent target-independent semantics for "default" visibility either; the entire thing is pretty badly mangled.

Reimplemented in clang::targets::Le64TargetInfo.

Definition at line 1231 of file TargetInfo.h.

Referenced by handleVisibilityAttr().

◆ hasPS4DLLImportExport()

virtual bool clang::TargetInfo::hasPS4DLLImportExport ( ) const

inlinevirtual

Definition at line 1241 of file TargetInfo.h.

References getTriple().

Referenced by computeKeyFunction(), and ShouldUseExternalRTTIDescriptor().

◆ hasRISCVVTypes()

bool clang::TargetInfo::hasRISCVVTypes ( ) const

inline

Returns whether or not the RISC-V V built-in types are available on this target.

Definition at line 985 of file TargetInfo.h.

References HasRISCVVTypes.

Referenced by clang::ASTContext::getScalableVectorType(), and clang::Sema::Initialize().

◆ hasSjLjLowering()

virtual bool clang::TargetInfo::hasSjLjLowering ( ) const

inlinevirtual

Controls if __builtin_longjmp / __builtin_setjmp can be lowered to llvm.eh.sjlj.longjmp / llvm.eh.sjlj.setjmp.

Reimplemented in clang::targets::ARMTargetInfo, clang::targets::PPCTargetInfo, clang::targets::VETargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1607 of file TargetInfo.h.

◆ hasStrictFP()

virtual bool clang::TargetInfo::hasStrictFP ( ) const

inlinevirtual

Determine whether constrained floating point is supported on this target.

Definition at line 673 of file TargetInfo.h.

References HasStrictFP.

◆ initFeatureMap()

bool TargetInfo::initFeatureMap	(	llvm::StringMap< bool > &	Features,
		DiagnosticsEngine &	Diags,
		StringRef	CPU,
		const std::vector< std::string > &	FeatureVec
	)		const

virtual

Initialize the map with the default set of target features for the CPU this should include all legal feature strings on the target.

Returns: False on error (invalid features).

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::ARMTargetInfo, clang::targets::HexagonTargetInfo, clang::targets::LoongArchTargetInfo, clang::targets::MipsTargetInfo, clang::targets::NVPTXTargetInfo, clang::targets::PPCTargetInfo, clang::targets::RISCVTargetInfo, clang::targets::SystemZTargetInfo, clang::targets::X86TargetInfo, and clang::targets::AMDGPUTargetInfo.

Definition at line 521 of file TargetInfo.cpp.

References clang::DiagnosticsEngine::Report(), and setFeatureEnabled().

Referenced by clang::ASTContext::getFunctionFeatureMap(), clang::targets::AArch64TargetInfo::initFeatureMap(), clang::targets::ARMTargetInfo::initFeatureMap(), clang::targets::HexagonTargetInfo::initFeatureMap(), clang::targets::LoongArchTargetInfo::initFeatureMap(), clang::targets::PPCTargetInfo::initFeatureMap(), clang::targets::RISCVTargetInfo::initFeatureMap(), clang::targets::X86TargetInfo::initFeatureMap(), and clang::targets::AMDGPUTargetInfo::initFeatureMap().

◆ isBigEndian()

bool clang::TargetInfo::isBigEndian ( ) const

inline

Definition at line 1551 of file TargetInfo.h.

References BigEndian.

Referenced by ARMMVEVectorReinterpret(), EmitSignBit(), and InitializePredefinedMacros().

◆ isBranchProtectionSupportedArch()

virtual bool clang::TargetInfo::isBranchProtectionSupportedArch ( StringRef Arch ) const

inlinevirtual

Determine if the Architecture in this TargetInfo supports branch protection.

Reimplemented in clang::targets::ARMTargetInfo.

Definition at line 1363 of file TargetInfo.h.

◆ isCLZForZeroUndef()

virtual bool clang::TargetInfo::isCLZForZeroUndef ( ) const

inlinevirtual

The __builtin_clz* and __builtin_ctz* built-in functions are specified to have undefined results for zero inputs, but on targets that support these operations in a way that provides well-defined results for zero without loss of performance, it is a good idea to avoid optimizing based on that undef behavior.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::ARCTargetInfo, clang::targets::ARMTargetInfo, clang::targets::HexagonTargetInfo, clang::targets::MipsTargetInfo, and clang::targets::PPCTargetInfo.

Definition at line 966 of file TargetInfo.h.

◆ isLittleEndian()

bool clang::TargetInfo::isLittleEndian ( ) const

inline

Definition at line 1552 of file TargetInfo.h.

References BigEndian.

Referenced by InitializeStandardPredefinedMacros().

◆ isNan2008()

virtual bool clang::TargetInfo::isNan2008 ( ) const

inlinevirtual

Returns true if NaN encoding is IEEE 754-2008.

Only MIPS allows a different encoding.

Reimplemented in clang::targets::MipsTargetInfo.

Definition at line 1192 of file TargetInfo.h.

Referenced by TryEvaluateBuiltinNaN().

◆ isRenderScriptTarget()

bool clang::TargetInfo::isRenderScriptTarget ( ) const

inline

Returns true for RenderScript.

Definition at line 977 of file TargetInfo.h.

References IsRenderScriptTarget.

◆ isSEHTrySupported()

bool clang::TargetInfo::isSEHTrySupported ( ) const

inline

Whether the target supports SEH __try.

Definition at line 1481 of file TargetInfo.h.

References getTriple().

Referenced by clang::Sema::ActOnSEHTryBlock().

◆ isSPRegName()

virtual bool clang::TargetInfo::isSPRegName ( StringRef ) const

inlinevirtual

Reimplemented in clang::targets::PPCTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1015 of file TargetInfo.h.

◆ isTLSSupported()

bool clang::TargetInfo::isTLSSupported ( ) const

inline

Whether the target supports thread-local storage.

Definition at line 1467 of file TargetInfo.h.

References TLSSupported.

Referenced by clang::Sema::ActOnVariableDeclarator(), clang::Sema::DiagnoseUseOfDecl(), clang::CodeGen::CGOpenMPRuntime::emitThreadPrivateVarDefinition(), clang::CodeGen::CGOpenMPRuntime::getAddrOfArtificialThreadPrivate(), clang::CodeGen::CGOpenMPRuntime::getAddrOfThreadPrivate(), clang::CodeGen::CodeGenFunction::OMPBuilderCBHelpers::getAddrOfThreadPrivate(), clang::CodeGen::CGOpenMPRuntime::getOrCreateThreadPrivateCache(), and handleDeclspecThreadAttr().

◆ isTypeSigned()

bool TargetInfo::isTypeSigned ( IntType T )

static

Returns true if the type is signed; false otherwise.

isTypeSigned - Return whether an integer types is signed.

Returns true if the type is signed; false otherwise.

Definition at line 369 of file TargetInfo.cpp.

References clang::TransferrableTargetInfo::SignedChar, clang::TransferrableTargetInfo::SignedInt, clang::TransferrableTargetInfo::SignedLong, clang::TransferrableTargetInfo::SignedLongLong, clang::TransferrableTargetInfo::SignedShort, clang::TransferrableTargetInfo::UnsignedChar, clang::TransferrableTargetInfo::UnsignedInt, clang::TransferrableTargetInfo::UnsignedLong, clang::TransferrableTargetInfo::UnsignedLongLong, and clang::TransferrableTargetInfo::UnsignedShort.

Referenced by DefineExactWidthIntType(), DefineExactWidthIntTypeSize(), DefineFmt(), DefineTypeSize(), EvaluateValue(), clang::ASTContext::InitBuiltinTypes(), and InitializePredefinedMacros().

◆ isValidClobber()

bool TargetInfo::isValidClobber ( StringRef Name ) const

Returns whether the passed in string is a valid clobber in an inline asm statement.

isValidClobber - Returns whether the passed in string is a valid clobber in an inline asm statement.

This is used by Sema.

Definition at line 620 of file TargetInfo.cpp.

References isValidGCCRegisterName().

Referenced by clang::Sema::ActOnGCCAsmStmt().

◆ isValidCPUName()

virtual bool clang::TargetInfo::isValidCPUName ( StringRef Name ) const

inlinevirtual

brief Determine whether this TargetInfo supports the given CPU name.

Definition at line 1292 of file TargetInfo.h.

Referenced by clang::Sema::checkTargetAttr(), clang::Sema::checkTargetClonesAttrString(), clang::ASTContext::getFunctionFeatureMap(), and isValidTuneCPUName().

◆ isValidFeatureName()

virtual bool clang::TargetInfo::isValidFeatureName ( StringRef Feature ) const

inlinevirtual

Determine whether this TargetInfo supports the given feature.

Reimplemented in clang::targets::ARMTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1338 of file TargetInfo.h.

Referenced by CheckMultiVersionValue(), clang::Sema::checkTargetAttr(), clang::Sema::checkTargetClonesAttrString(), and clang::TargetOMPContext::TargetOMPContext().

◆ isValidGCCRegisterName()

bool TargetInfo::isValidGCCRegisterName ( StringRef Name ) const

virtual

Returns whether the passed in string is a valid register name according to GCC.

isValidGCCRegisterName - Returns whether the passed in string is a valid register name according to GCC.

This is used by Sema for inline asm statements.

Reimplemented in clang::targets::BPFTargetInfo.

Definition at line 628 of file TargetInfo.cpp.

References getGCCAddlRegNames(), getGCCRegAliases(), getGCCRegNames(), clang::isDigit(), and removeGCCRegisterPrefix().

Referenced by clang::Sema::ActOnVariableDeclarator(), AddVariableConstraints(), getNormalizedGCCRegisterName(), and isValidClobber().

◆ isValidTuneCPUName()

virtual bool clang::TargetInfo::isValidTuneCPUName ( StringRef Name ) const

inlinevirtual

brief Determine whether this TargetInfo supports the given CPU name for

Reimplemented in clang::targets::RISCVTargetInfo, clang::targets::SystemZTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1298 of file TargetInfo.h.

References isValidCPUName().

◆ isVLASupported()

bool clang::TargetInfo::isVLASupported ( ) const

inline

Whether target supports variable-length arrays.

Definition at line 1478 of file TargetInfo.h.

References VLASupported.

Referenced by actOnOMPReductionKindClause(), and clang::Sema::BuildArrayType().

◆ multiVersionFeatureCost()

virtual unsigned clang::TargetInfo::multiVersionFeatureCost ( ) const

inlinevirtual

Reimplemented in clang::targets::AArch64TargetInfo.

Definition at line 1420 of file TargetInfo.h.

Referenced by TargetMVPriority().

◆ multiVersionSortPriority()

virtual unsigned clang::TargetInfo::multiVersionSortPriority ( StringRef Name ) const

inlinevirtual

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1414 of file TargetInfo.h.

Referenced by AppendTargetClonesMangling(), AppendTargetVersionMangling(), and TargetMVPriority().

◆ noSignedCharForObjCBool()

void clang::TargetInfo::noSignedCharForObjCBool ( )

inline

Definition at line 858 of file TargetInfo.h.

References clang::TransferrableTargetInfo::UseSignedCharForObjCBool.

Referenced by clang::CompilerInstance::ExecuteAction().

◆ parseTargetAttr()

ParsedTargetAttr TargetInfo::parseTargetAttr ( StringRef Str ) const

virtual

Reimplemented in clang::targets::AArch64TargetInfo.

Definition at line 537 of file TargetInfo.cpp.

Referenced by CheckMultiVersionAdditionalDecl(), CheckMultiVersionValue(), clang::Sema::checkTargetAttr(), CheckTargetCausesMultiVersioning(), and clang::ASTContext::filterFunctionTargetAttrs().

◆ resetDataLayout()

void TargetInfo::resetDataLayout	(	StringRef	DL,
		const char *	UserLabelPrefix = `""`
	)

protected

Definition at line 189 of file TargetInfo.cpp.

References DataLayoutString, and UserLabelPrefix.

Referenced by clang::targets::AMDGPUTargetInfo::AMDGPUTargetInfo(), clang::targets::CygwinARMTargetInfo::CygwinARMTargetInfo(), clang::targets::M68kTargetInfo::M68kTargetInfo(), and clang::targets::NVPTXTargetInfo::NVPTXTargetInfo().

◆ resolveSymbolicName()

bool TargetInfo::resolveSymbolicName	(	const char *&	Name,
		ArrayRef< ConstraintInfo >	OutputConstraints,
		unsigned &	Index
	)		const

Definition at line 788 of file TargetInfo.cpp.

References getName().

Referenced by SimplifyConstraint(), and validateInputConstraint().

◆ setABI()

virtual bool clang::TargetInfo::setABI ( const std::string & Name )

inlinevirtual

Use the specified ABI.

Returns: False on error (invalid ABI name).

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::ARMTargetInfo, clang::targets::CSKYTargetInfo, clang::targets::LoongArch32TargetInfo, clang::targets::LoongArch64TargetInfo, clang::targets::MipsTargetInfo, clang::targets::PPC64TargetInfo, clang::targets::RISCV32TargetInfo, clang::targets::RISCV64TargetInfo, and clang::targets::WebAssemblyTargetInfo.

Definition at line 1312 of file TargetInfo.h.

◆ setAuxTarget()

virtual void clang::TargetInfo::setAuxTarget ( const TargetInfo * Aux )

inlinevirtual

Reimplemented in clang::targets::AMDGPUTargetInfo.

Definition at line 1695 of file TargetInfo.h.

Referenced by clang::CompilerInstance::createTarget().

◆ setCommandLineOpenCLOpts()

virtual void clang::TargetInfo::setCommandLineOpenCLOpts ( )

inlinevirtual

Set supported OpenCL extensions as written on command line.

Definition at line 1635 of file TargetInfo.h.

References getTargetOpts(), clang::TargetOptions::OpenCLFeaturesMap, supportAllOpenCLOpts(), and V.

◆ setCPU()

virtual bool clang::TargetInfo::setCPU ( const std::string & Name )

inlinevirtual

Target the specified CPU.

Returns: False on error (invalid CPU name).

Definition at line 1279 of file TargetInfo.h.

◆ setFeatureEnabled()

virtual void clang::TargetInfo::setFeatureEnabled	(	llvm::StringMap< bool > &	Features,
		StringRef	Name,
		bool	Enabled
	)		const

inlinevirtual

Enable or disable a specific target feature; the feature name must be valid.

Reimplemented in clang::targets::X86TargetInfo, clang::targets::AArch64TargetInfo, clang::targets::BPFTargetInfo, and clang::targets::PPCTargetInfo.

Definition at line 1331 of file TargetInfo.h.

Referenced by initFeatureMap().

◆ setFPMath()

virtual bool clang::TargetInfo::setFPMath ( StringRef Name )

inlinevirtual

Use the specified unit for FP math.

Returns: False on error (invalid unit name).

Reimplemented in clang::targets::ARMTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1319 of file TargetInfo.h.

◆ setMaxAtomicWidth()

virtual void clang::TargetInfo::setMaxAtomicWidth ( )

inlinevirtual

Set the maximum inline or promote width lock-free atomic operation for the given target.

Reimplemented in clang::targets::LoongArch32TargetInfo, clang::targets::LoongArch64TargetInfo, clang::targets::PPC64TargetInfo, clang::targets::RISCV32TargetInfo, clang::targets::RISCV64TargetInfo, clang::targets::X86_32TargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 790 of file TargetInfo.h.

◆ setSupportedOpenCLOpts()

virtual void clang::TargetInfo::setSupportedOpenCLOpts ( )

inlinevirtual

Set supported OpenCL extensions and optional core features.

Reimplemented in clang::targets::AMDGPUTargetInfo, clang::targets::NVPTXTargetInfo, clang::targets::BaseSPIRTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1626 of file TargetInfo.h.

◆ shouldDLLImportComdatSymbols()

virtual bool clang::TargetInfo::shouldDLLImportComdatSymbols ( ) const

inlinevirtual

Does this target aim for semantic compatibility with Microsoft C++ code using dllimport/export attributes?

Definition at line 1235 of file TargetInfo.h.

References getTriple().

Referenced by clang::Sema::ActOnExplicitInstantiation(), clang::Sema::checkClassLevelDLLAttribute(), checkDLLAttributeRedeclaration(), and handleDLLAttr().

◆ supportAllOpenCLOpts()

virtual void clang::TargetInfo::supportAllOpenCLOpts ( bool V = true )

inlinevirtual

Definition at line 1628 of file TargetInfo.h.

Referenced by setCommandLineOpenCLOpts().

◆ supportsExtendIntArgs()

virtual bool clang::TargetInfo::supportsExtendIntArgs ( ) const

inlinevirtual

Whether the option -fextend-arguments={32,64} is supported on the target.

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1555 of file TargetInfo.h.

Referenced by clang::Sema::DefaultArgumentPromotion().

◆ supportsIFunc()

bool clang::TargetInfo::supportsIFunc ( ) const

inline

Identify whether this target supports IFuncs.

Definition at line 1404 of file TargetInfo.h.

References getTriple().

Referenced by AppendCPUSpecificCPUDispatchMangling().

◆ supportsMultiVersioning()

bool clang::TargetInfo::supportsMultiVersioning ( ) const

inline

Identify whether this target supports multiversioning of functions, which requires support for cpu_supports and cpu_is functionality.

Definition at line 1399 of file TargetInfo.h.

References getTriple().

Referenced by CheckMultiVersionAdditionalRules().

◆ supportSourceEvalMethod()

virtual bool clang::TargetInfo::supportSourceEvalMethod ( ) const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 775 of file TargetInfo.h.

◆ supportsTargetAttributeTune()

virtual bool clang::TargetInfo::supportsTargetAttributeTune ( ) const

inlinevirtual

brief Determine whether this TargetInfo supports tune in target attribute.

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1305 of file TargetInfo.h.

Referenced by clang::Sema::checkTargetAttr().

◆ useAddressSpaceMapMangling()

bool clang::TargetInfo::useAddressSpaceMapMangling ( ) const

inline

Specify if mangling based on address space map should be used or not for language specific address spaces.

Definition at line 939 of file TargetInfo.h.

References UseAddrSpaceMapMangling.

Referenced by isAddrSpaceMapManglingEnabled().

◆ useBitFieldTypeAlignment()

bool clang::TargetInfo::useBitFieldTypeAlignment ( ) const

inline

Check whether the alignment of bit-field types is respected when laying out structures.

Definition at line 864 of file TargetInfo.h.

References clang::TransferrableTargetInfo::UseBitFieldTypeAlignment.

◆ useExplicitBitFieldAlignment()

bool clang::TargetInfo::useExplicitBitFieldAlignment ( ) const

inline

Check whether explicit bitfield alignment attributes should be.

Definition at line 892 of file TargetInfo.h.

References clang::TransferrableTargetInfo::UseExplicitBitFieldAlignment.

◆ useFP16ConversionIntrinsics()

virtual bool clang::TargetInfo::useFP16ConversionIntrinsics ( ) const

inlinevirtual

Check whether llvm intrinsics such as llvm.convert.to.fp16 should be used to convert to and from __fp16.

FIXME: This function should be removed once all targets stop using the conversion intrinsics.

Reimplemented in clang::targets::AArch64TargetInfo, clang::targets::AMDGPUTargetInfo, clang::targets::ARMTargetInfo, clang::targets::DirectXTargetInfo, clang::targets::RISCVTargetInfo, clang::targets::BaseSPIRTargetInfo, and clang::targets::X86TargetInfo.

Definition at line 933 of file TargetInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::ConvertType(), needsConversionOfHalfVec(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ useLeadingZeroLengthBitfield()

bool clang::TargetInfo::useLeadingZeroLengthBitfield ( ) const

inline

Check whether zero length bitfield alignment is respected if they are leading members.

Definition at line 876 of file TargetInfo.h.

References clang::TransferrableTargetInfo::UseLeadingZeroLengthBitfield.

◆ useObjCFP2RetForComplexLongDouble()

bool clang::TargetInfo::useObjCFP2RetForComplexLongDouble ( ) const

inline

Check whether _Complex long double should use the "fp2ret" flavor of Objective-C message passing on this target.

Definition at line 925 of file TargetInfo.h.

References ComplexLongDoubleUsesFP2Ret.

Referenced by clang::CodeGen::CodeGenModule::ReturnTypeUsesFP2Ret().

◆ useObjCFPRetForRealType()

bool clang::TargetInfo::useObjCFPRetForRealType ( FloatModeKind T ) const

inline

Check whether the given real type should use the "fpret" flavor of Objective-C message passing on this target.

Definition at line 919 of file TargetInfo.h.

References RealTypeUsesObjCFPRetMask.

Referenced by clang::CodeGen::CodeGenModule::ReturnTypeUsesFPRet().

◆ useSignedCharForObjCBool()

bool clang::TargetInfo::useSignedCharForObjCBool ( ) const

inline

Check if the Objective-C built-in boolean type should be signed char.

Otherwise, if this returns false, the normal built-in boolean type should also be used for Objective-C.

Definition at line 855 of file TargetInfo.h.

References clang::TransferrableTargetInfo::UseSignedCharForObjCBool.

Referenced by InitializePredefinedMacros().

◆ useZeroLengthBitfieldAlignment()

bool clang::TargetInfo::useZeroLengthBitfieldAlignment ( ) const

inline

Check whether zero length bitfields should force alignment of the next member.

Definition at line 870 of file TargetInfo.h.

References clang::TransferrableTargetInfo::UseZeroLengthBitfieldAlignment.

◆ validateAsmConstraint()

virtual bool clang::TargetInfo::validateAsmConstraint	(	const char *&	Name,
		TargetInfo::ConstraintInfo &	info
	)		const

pure virtual

Referenced by validateInputConstraint(), and validateOutputConstraint().

◆ validateBranchProtection()

virtual bool clang::TargetInfo::validateBranchProtection	(	StringRef	Spec,
		StringRef	Arch,
		BranchProtectionInfo &	BPI,
		StringRef &	Err
	)		const

inlinevirtual

Determine if this TargetInfo supports the given branch protection specification.

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::ARMTargetInfo.

Definition at line 1369 of file TargetInfo.h.

Referenced by clang::Sema::checkTargetAttr().

◆ validateConstraintModifier()

virtual bool clang::TargetInfo::validateConstraintModifier	(	StringRef	,
		char	,
		unsigned	,
		std::string &
	)		const

inlinevirtual

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::ARMTargetInfo.

Definition at line 1157 of file TargetInfo.h.

Referenced by clang::Sema::ActOnGCCAsmStmt().

◆ validateCpuIs()

virtual bool clang::TargetInfo::validateCpuIs ( StringRef Name ) const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1424 of file TargetInfo.h.

Referenced by CheckMultiVersionValue(), and SemaBuiltinCpuIs().

◆ validateCPUSpecificCPUDispatch()

virtual bool clang::TargetInfo::validateCPUSpecificCPUDispatch ( StringRef Name ) const

inlinevirtual

Reimplemented in clang::targets::X86TargetInfo.

Definition at line 1428 of file TargetInfo.h.

Referenced by handleCPUSpecificAttr().

◆ validateCpuSupports()

virtual bool clang::TargetInfo::validateCpuSupports ( StringRef Name ) const

inlinevirtual

Reimplemented in clang::targets::AArch64TargetInfo, and clang::targets::X86TargetInfo.

Definition at line 1410 of file TargetInfo.h.

Referenced by CheckMultiVersionValue(), clang::Sema::checkTargetClonesAttrString(), clang::Sema::checkTargetVersionAttr(), clang::ASTContext::filterFunctionTargetVersionAttrs(), and SemaBuiltinCpuSupports().

◆ validateGlobalRegisterVariable()

virtual bool clang::TargetInfo::validateGlobalRegisterVariable	(	StringRef	RegName,
		unsigned	RegSize,
		bool &	HasSizeMismatch
	)		const

inlinevirtual

Validate register name used for global register variables.

This function returns true if the register passed in RegName can be used for global register variables on this target. In addition, it returns true in HasSizeMismatch if the size of the register doesn't match the variable size passed in RegSize.

Reimplemented in clang::targets::X86TargetInfo, and clang::targets::X86_64TargetInfo.

Definition at line 1131 of file TargetInfo.h.