LLVM  16.0.0git
Public Types | Public Member Functions | Protected Attributes | List of all members
llvm::AArch64Subtarget Class Referencefinal

#include "Target/AArch64/AArch64Subtarget.h"

Inheritance diagram for llvm::AArch64Subtarget:
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Public Types

enum  ARMProcFamilyEnum : uint8_t {
  Others, A64FX, Ampere1, AppleA7,
  AppleA10, AppleA11, AppleA12, AppleA13,
  AppleA14, AppleA15, AppleA16, Carmel,
  CortexA35, CortexA53, CortexA55, CortexA510,
  CortexA57, CortexA65, CortexA72, CortexA73,
  CortexA75, CortexA76, CortexA77, CortexA78,
  CortexA78C, CortexA710, CortexA715, CortexR82,
  CortexX1, CortexX1C, CortexX2, CortexX3,
  ExynosM3, Falkor, Kryo, NeoverseE1,
  NeoverseN1, NeoverseN2, Neoverse512TVB, NeoverseV1,
  NeoverseV2, Saphira, ThunderX2T99, ThunderX,
  ThunderXT81, ThunderXT83, ThunderXT88, ThunderX3T110,
  TSV110
}
 

Public Member Functions

 AArch64Subtarget (const Triple &TT, const std::string &CPU, const std::string &TuneCPU, const std::string &FS, const TargetMachine &TM, bool LittleEndian, unsigned MinSVEVectorSizeInBitsOverride=0, unsigned MaxSVEVectorSizeInBitsOverride=0, bool StreamingSVEModeDisabled=true)
 This constructor initializes the data members to match that of the specified triple. More...
 
const AArch64SelectionDAGInfo * getSelectionDAGInfo () const override
 
const AArch64FrameLowering * getFrameLowering () const override
 
const AArch64TargetLowering * getTargetLowering () const override
 
const AArch64InstrInfo * getInstrInfo () const override
 
const AArch64RegisterInfo * getRegisterInfo () const override
 
const CallLowering * getCallLowering () const override
 
const InlineAsmLowering * getInlineAsmLowering () const override
 
InstructionSelector * getInstructionSelector () const override
 
const LegalizerInfo * getLegalizerInfo () const override
 
const RegisterBankInfo * getRegBankInfo () const override
 
const Triple & getTargetTriple () const
 
bool enableMachineScheduler () const override
 
bool enablePostRAScheduler () const override
 
ARMProcFamilyEnum getProcFamily () const
 Returns ARM processor family. More...
 
bool isXRaySupported () const override
 
unsigned getMinVectorRegisterBitWidth () const
 
bool isXRegisterReserved (size_t i) const
 
bool isXRegisterReservedForRA (size_t i) const
 
unsigned getNumXRegisterReserved () const
 
bool isXRegCustomCalleeSaved (size_t i) const
 
bool hasCustomCallingConv () const
 
bool hasFusion () const
 Return true if the CPU supports any kind of instruction fusion. More...
 
unsigned getMaxInterleaveFactor () const
 
unsigned getVectorInsertExtractBaseCost () const
 
unsigned getCacheLineSize () const override
 
unsigned getPrefetchDistance () const override
 
unsigned getMinPrefetchStride (unsigned NumMemAccesses, unsigned NumStridedMemAccesses, unsigned NumPrefetches, bool HasCall) const override
 
unsigned getMaxPrefetchIterationsAhead () const override
 
unsigned getPrefFunctionLogAlignment () const
 
unsigned getPrefLoopLogAlignment () const
 
unsigned getMaxBytesForLoopAlignment () const
 
unsigned getMaximumJumpTableSize () const
 
bool supportsAddressTopByteIgnored () const
 CPU has TBI (top byte of addresses is ignored during HW address translation) and OS enables it. More...
 
bool isLittleEndian () const
 
bool isTargetDarwin () const
 
bool isTargetIOS () const
 
bool isTargetLinux () const
 
bool isTargetWindows () const
 
bool isTargetAndroid () const
 
bool isTargetFuchsia () const
 
bool isWindowsArm64EC () const
 
bool isTargetCOFF () const
 
bool isTargetELF () const
 
bool isTargetMachO () const
 
bool isTargetILP32 () const
 
bool useAA () const override
 
bool addrSinkUsingGEPs () const override
 
bool useSmallAddressing () const
 
void ParseSubtargetFeatures (StringRef CPU, StringRef TuneCPU, StringRef FS)
 ParseSubtargetFeatures - Parses features string setting specified subtarget options. More...
 
unsigned ClassifyGlobalReference (const GlobalValue *GV, const TargetMachine &TM) const
 ClassifyGlobalReference - Find the target operand flags that describe how a global value should be referenced for the current subtarget. More...
 
unsigned classifyGlobalFunctionReference (const GlobalValue *GV, const TargetMachine &TM) const
 
unsigned char classifyGlobalFunctionReference (const GlobalValue *GV) const override
 This function is design to compatible with the function def in other targets and escape build error about the virtual function def in base class TargetSubtargetInfo. More...
 
void overrideSchedPolicy (MachineSchedPolicy &Policy, unsigned NumRegionInstrs) const override
 
bool enableEarlyIfConversion () const override
 
std::unique_ptr< PBQPRAConstraint > getCustomPBQPConstraints () const override
 
bool isCallingConvWin64 (CallingConv::ID CC) const
 
bool swiftAsyncContextIsDynamicallySet () const
 Return whether FrameLowering should always set the "extended frame present" bit in FP, or set it based on a symbol in the runtime. More...
 
void mirFileLoaded (MachineFunction &MF) const override
 
bool hasSVEorSME () const
 
unsigned getMaxSVEVectorSizeInBits () const
 
unsigned getMinSVEVectorSizeInBits () const
 
bool useSVEForFixedLengthVectors () const
 
bool forceStreamingCompatibleSVE () const
 
unsigned getVScaleForTuning () const
 
const char * getChkStkName () const
 
const char * getSecurityCheckCookieName () const
 
bool isStreamingSVEModeDisabled () const
 

Protected Attributes

ARMProcFamilyEnum ARMProcFamily = Others
 ARMProcFamily - ARM processor family: Cortex-A53, Cortex-A57, and others. More...
 
unsigned MinVectorRegisterBitWidth = 64
 
uint8_t MaxInterleaveFactor = 2
 
uint8_t VectorInsertExtractBaseCost = 3
 
uint16_t CacheLineSize = 0
 
uint16_t PrefetchDistance = 0
 
uint16_t MinPrefetchStride = 1
 
unsigned MaxPrefetchIterationsAhead = UINT_MAX
 
unsigned PrefFunctionLogAlignment = 0
 
unsigned PrefLoopLogAlignment = 0
 
unsigned MaxBytesForLoopAlignment = 0
 
unsigned MaxJumpTableSize = 0
 
BitVector ReserveXRegister
 
BitVector ReserveXRegisterForRA
 
BitVector CustomCallSavedXRegs
 
bool IsLittle
 
bool StreamingSVEModeDisabled
 
unsigned MinSVEVectorSizeInBits
 
unsigned MaxSVEVectorSizeInBits
 
unsigned VScaleForTuning = 2
 
Triple TargetTriple
 TargetTriple - What processor and OS we're targeting. More...
 
AArch64FrameLowering FrameLowering
 
AArch64InstrInfo InstrInfo
 
AArch64SelectionDAGInfo TSInfo
 
AArch64TargetLowering TLInfo
 
std::unique_ptr< CallLowering > CallLoweringInfo
 GlobalISel related APIs. More...
 
std::unique_ptr< InlineAsmLowering > InlineAsmLoweringInfo
 
std::unique_ptr< InstructionSelector > InstSelector
 
std::unique_ptr< LegalizerInfo > Legalizer
 
std::unique_ptr< RegisterBankInfo > RegBankInfo
 

Detailed Description

Definition at line 38 of file AArch64Subtarget.h.

Member Enumeration Documentation

◆ ARMProcFamilyEnum

enum llvm::AArch64Subtarget::ARMProcFamilyEnum : uint8_t
Enumerator
Others 
A64FX 
Ampere1 
AppleA7 
AppleA10 
AppleA11 
AppleA12 
AppleA13 
AppleA14 
AppleA15 
AppleA16 
Carmel 
CortexA35 
CortexA53 
CortexA55 
CortexA510 
CortexA57 
CortexA65 
CortexA72 
CortexA73 
CortexA75 
CortexA76 
CortexA77 
CortexA78 
CortexA78C 
CortexA710 
CortexA715 
CortexR82 
CortexX1 
CortexX1C 
CortexX2 
CortexX3 
ExynosM3 
Falkor 
Kryo 
NeoverseE1 
NeoverseN1 
NeoverseN2 
Neoverse512TVB 
NeoverseV1 
NeoverseV2 
Saphira 
ThunderX2T99 
ThunderX 
ThunderXT81 
ThunderXT83 
ThunderXT88 
ThunderX3T110 
TSV110 

Definition at line 40 of file AArch64Subtarget.h.

Constructor & Destructor Documentation

◆ AArch64Subtarget()

AArch64Subtarget::AArch64Subtarget ( const Triple &  TT,
const std::string &  CPU,
const std::string &  TuneCPU,
const std::string &  FS,
const TargetMachine &  TM,
bool  LittleEndian,
unsigned  MinSVEVectorSizeInBitsOverride = 0,
unsigned  MaxSVEVectorSizeInBitsOverride = 0,
bool  StreamingSVEModeDisabled = true 
)

This constructor initializes the data members to match that of the specified triple.

Definition at line 278 of file AArch64Subtarget.cpp.

References CallLoweringInfo, llvm::StringMap< std::nullopt_t, MallocAllocator >::count(), llvm::createAArch64InstructionSelector(), llvm::MCRegisterInfo::getName(), getRegisterInfo(), getTargetLowering(), i, InlineAsmLoweringInfo, llvm::StringSet< AllocatorTy >::insert(), InstSelector, llvm::AArch64::isX18ReservedByDefault(), RegBankInfo, ReservedRegsForRA, ReserveXRegister, ReserveXRegisterForRA, llvm::BitVector::set(), TM, and TRI.

Member Function Documentation

◆ addrSinkUsingGEPs()

bool llvm::AArch64Subtarget::addrSinkUsingGEPs ( ) const
inlineoverride

Definition at line 280 of file AArch64Subtarget.h.

References isTargetILP32(), and useAA().

◆ classifyGlobalFunctionReference() [1/2]

unsigned char llvm::AArch64Subtarget::classifyGlobalFunctionReference ( const GlobalValue *  GV) const
inlineoverride

This function is design to compatible with the function def in other targets and escape build error about the virtual function def in base class TargetSubtargetInfo.

Updeate me if AArch64 target need to use it.

Definition at line 314 of file AArch64Subtarget.h.

◆ classifyGlobalFunctionReference() [2/2]

unsigned AArch64Subtarget::classifyGlobalFunctionReference ( const GlobalValue *  GV,
const TargetMachine &  TM 
) const

Definition at line 385 of file AArch64Subtarget.cpp.

References ClassifyGlobalReference(), F, llvm::GlobalValue::getParent(), getTargetTriple(), llvm::GlobalValue::getValueType(), llvm::GlobalValue::hasDLLImportStorageClass(), llvm::GlobalValue::hasInternalLinkage(), llvm::Type::isFunctionTy(), isTargetMachO(), isWindowsArm64EC(), llvm::CodeModel::Large, llvm::AArch64II::MO_DLLIMPORT, llvm::AArch64II::MO_GOT, llvm::AArch64II::MO_NO_FLAG, TM, and UseNonLazyBind.

◆ ClassifyGlobalReference()

unsigned AArch64Subtarget::ClassifyGlobalReference ( const GlobalValue *  GV,
const TargetMachine &  TM 
) const

ClassifyGlobalReference - Find the target operand flags that describe how a global value should be referenced for the current subtarget.

Find the target operand flags that describe how a global value should be referenced for the current subtarget.

Definition at line 350 of file AArch64Subtarget.cpp.

References llvm::GlobalValue::getParent(), getTargetTriple(), llvm::GlobalValue::getValueType(), llvm::GlobalValue::hasDLLImportStorageClass(), llvm::GlobalValue::hasExternalWeakLinkage(), llvm::Type::isFunctionTy(), isTargetMachO(), isWindowsArm64EC(), llvm::CodeModel::Large, llvm::AArch64II::MO_COFFSTUB, llvm::AArch64II::MO_DLLIMPORT, llvm::AArch64II::MO_DLLIMPORTAUX, llvm::AArch64II::MO_GOT, llvm::AArch64II::MO_NC, llvm::AArch64II::MO_NO_FLAG, llvm::AArch64II::MO_TAGGED, llvm::CodeModel::Tiny, TM, and useSmallAddressing().

Referenced by classifyGlobalFunctionReference(), llvm::AArch64InstrInfo::expandPostRAPseudo(), matchFoldGlobalOffset(), and performGlobalAddressCombine().

◆ enableEarlyIfConversion()

bool AArch64Subtarget::enableEarlyIfConversion ( ) const
override

Definition at line 426 of file AArch64Subtarget.cpp.

References EnableEarlyIfConvert.

◆ enableMachineScheduler()

bool llvm::AArch64Subtarget::enableMachineScheduler ( ) const
inlineoverride

Definition at line 191 of file AArch64Subtarget.h.

◆ enablePostRAScheduler()

bool llvm::AArch64Subtarget::enablePostRAScheduler ( ) const
inlineoverride

Definition at line 192 of file AArch64Subtarget.h.

◆ forceStreamingCompatibleSVE()

bool AArch64Subtarget::forceStreamingCompatibleSVE ( ) const

Definition at line 460 of file AArch64Subtarget.cpp.

References assert(), ForceStreamingCompatibleSVE, and hasSVEorSME().

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering(), llvm::AArch64InstrInfo::copyPhysReg(), llvm::AArch64TargetLowering::isShuffleMaskLegal(), llvm::AArch64TargetLowering::lowerInterleavedStore(), performFpToIntCombine(), tryAdvSIMDModImm16(), tryAdvSIMDModImm32(), tryCombineToBSL(), and useSVEForFixedLengthVectors().

◆ getCacheLineSize()

unsigned llvm::AArch64Subtarget::getCacheLineSize ( ) const
inlineoverride

Definition at line 233 of file AArch64Subtarget.h.

References CacheLineSize.

◆ getCallLowering()

const CallLowering * AArch64Subtarget::getCallLowering ( ) const
override

Definition at line 327 of file AArch64Subtarget.cpp.

References CallLoweringInfo.

◆ getChkStkName()

const char* llvm::AArch64Subtarget::getChkStkName ( ) const
inline

Definition at line 393 of file AArch64Subtarget.h.

References isWindowsArm64EC().

◆ getCustomPBQPConstraints()

std::unique_ptr< PBQPRAConstraint > AArch64Subtarget::getCustomPBQPConstraints ( ) const
override

Definition at line 444 of file AArch64Subtarget.cpp.

◆ getFrameLowering()

const AArch64FrameLowering* llvm::AArch64Subtarget::getFrameLowering ( ) const
inlineoverride

Definition at line 175 of file AArch64Subtarget.h.

References FrameLowering.

◆ getInlineAsmLowering()

const InlineAsmLowering * AArch64Subtarget::getInlineAsmLowering ( ) const
override

Definition at line 331 of file AArch64Subtarget.cpp.

References InlineAsmLoweringInfo.

◆ getInstrInfo()

const AArch64InstrInfo* llvm::AArch64Subtarget::getInstrInfo ( ) const
inlineoverride

Definition at line 181 of file AArch64Subtarget.h.

References InstrInfo.

Referenced by llvm::AArch64TargetLowering::EmitAddVectorToTile(), llvm::AArch64FrameLowering::emitEpilogue(), llvm::AArch64TargetLowering::EmitF128CSEL(), llvm::AArch64TargetLowering::EmitFill(), llvm::AArch64TargetLowering::EmitInsertVectorToTile(), llvm::AArch64TargetLowering::EmitMopa(), llvm::AArch64FrameLowering::emitPrologue(), llvm::AArch64TargetLowering::EmitTileLoad(), llvm::AArch64TargetLowering::EmitZero(), getRegisterInfo(), InsertReturnAddressAuth(), llvm::AArch64CallLowering::lowerCall(), and signOutlinedFunction().

◆ getInstructionSelector()

InstructionSelector * AArch64Subtarget::getInstructionSelector ( ) const
override

Definition at line 335 of file AArch64Subtarget.cpp.

References InstSelector.

◆ getLegalizerInfo()

const LegalizerInfo * AArch64Subtarget::getLegalizerInfo ( ) const
override

Definition at line 339 of file AArch64Subtarget.cpp.

◆ getMaxBytesForLoopAlignment()

unsigned llvm::AArch64Subtarget::getMaxBytesForLoopAlignment ( ) const
inline

Definition at line 249 of file AArch64Subtarget.h.

References MaxBytesForLoopAlignment.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering().

◆ getMaximumJumpTableSize()

unsigned llvm::AArch64Subtarget::getMaximumJumpTableSize ( ) const
inline

Definition at line 253 of file AArch64Subtarget.h.

References MaxJumpTableSize.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering().

◆ getMaxInterleaveFactor()

unsigned llvm::AArch64Subtarget::getMaxInterleaveFactor ( ) const
inline

Definition at line 231 of file AArch64Subtarget.h.

References MaxInterleaveFactor.

◆ getMaxPrefetchIterationsAhead()

unsigned llvm::AArch64Subtarget::getMaxPrefetchIterationsAhead ( ) const
inlineoverride

Definition at line 241 of file AArch64Subtarget.h.

References MaxPrefetchIterationsAhead.

◆ getMaxSVEVectorSizeInBits()

unsigned llvm::AArch64Subtarget::getMaxSVEVectorSizeInBits ( ) const
inline

Definition at line 369 of file AArch64Subtarget.h.

References assert(), hasSVEorSME(), and MaxSVEVectorSizeInBits.

Referenced by findMoreOptimalIndexType(), llvm::AArch64TargetLowering::lowerInterleavedLoad(), and llvm::AArch64TargetLowering::lowerInterleavedStore().

◆ getMinPrefetchStride()

unsigned llvm::AArch64Subtarget::getMinPrefetchStride ( unsigned  NumMemAccesses,
unsigned  NumStridedMemAccesses,
unsigned  NumPrefetches,
bool  HasCall 
) const
inlineoverride

Definition at line 235 of file AArch64Subtarget.h.

References MinPrefetchStride.

◆ getMinSVEVectorSizeInBits()

unsigned llvm::AArch64Subtarget::getMinSVEVectorSizeInBits ( ) const
inline

Definition at line 375 of file AArch64Subtarget.h.

References assert(), hasSVEorSME(), and MinSVEVectorSizeInBits.

Referenced by llvm::AArch64TargetLowering::getNumInterleavedAccesses(), getPredicateForFixedLengthVector(), isAllActivePredicate(), llvm::AArch64TargetLowering::isLegalInterleavedAccessType(), llvm::AArch64TargetLowering::lowerInterleavedLoad(), llvm::AArch64TargetLowering::lowerInterleavedStore(), performFPExtendCombine(), performMSTORECombine(), performSTORECombine(), performUnpackCombine(), useSVEForFixedLengthVectors(), and llvm::AArch64TargetLowering::useSVEForFixedLengthVectorVT().

◆ getMinVectorRegisterBitWidth()

unsigned llvm::AArch64Subtarget::getMinVectorRegisterBitWidth ( ) const
inline

Definition at line 204 of file AArch64Subtarget.h.

References isStreamingSVEModeDisabled(), and MinVectorRegisterBitWidth.

◆ getNumXRegisterReserved()

unsigned llvm::AArch64Subtarget::getNumXRegisterReserved ( ) const
inline

Definition at line 213 of file AArch64Subtarget.h.

References llvm::BitVector::count(), ReserveXRegister, and ReserveXRegisterForRA.

Referenced by llvm::AArch64RegisterInfo::getRegPressureLimit().

◆ getPrefetchDistance()

unsigned llvm::AArch64Subtarget::getPrefetchDistance ( ) const
inlineoverride

Definition at line 234 of file AArch64Subtarget.h.

References PrefetchDistance.

◆ getPrefFunctionLogAlignment()

unsigned llvm::AArch64Subtarget::getPrefFunctionLogAlignment ( ) const
inline

Definition at line 244 of file AArch64Subtarget.h.

References PrefFunctionLogAlignment.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering().

◆ getPrefLoopLogAlignment()

unsigned llvm::AArch64Subtarget::getPrefLoopLogAlignment ( ) const
inline

Definition at line 247 of file AArch64Subtarget.h.

References PrefLoopLogAlignment.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering().

◆ getProcFamily()

ARMProcFamilyEnum llvm::AArch64Subtarget::getProcFamily ( ) const
inline

Returns ARM processor family.

Avoid this function! CPU specifics should be kept local to this class and preferably modeled with SubtargetFeatures or properties in initializeProperties().

Definition at line 198 of file AArch64Subtarget.h.

References ARMProcFamily.

Referenced by llvm::AArch64TargetLowering::getTargetMMOFlags().

◆ getRegBankInfo()

const RegisterBankInfo * AArch64Subtarget::getRegBankInfo ( ) const
override

Definition at line 343 of file AArch64Subtarget.cpp.

References RegBankInfo.

Referenced by llvm::AArch64CallLowering::lowerCall().

◆ getRegisterInfo()

const AArch64RegisterInfo* llvm::AArch64Subtarget::getRegisterInfo ( ) const
inlineoverride

Definition at line 182 of file AArch64Subtarget.h.

References getInstrInfo(), and llvm::AArch64InstrInfo::getRegisterInfo().

Referenced by AArch64Subtarget(), llvm::AArch64TargetLowering::AArch64TargetLowering(), llvm::AArch64FrameLowering::canUseAsPrologue(), llvm::AArch64FrameLowering::emitEpilogue(), llvm::AArch64FrameLowering::emitPrologue(), llvm::AArch64InstrInfo::expandPostRAPseudo(), findScratchNonCalleeSaveRegister(), InsertSEH(), llvm::AArch64CallLowering::lowerCall(), and llvm::AArch64CallLowering::lowerFormalArguments().

◆ getSecurityCheckCookieName()

const char* llvm::AArch64Subtarget::getSecurityCheckCookieName ( ) const
inline

Definition at line 399 of file AArch64Subtarget.h.

References isWindowsArm64EC().

Referenced by llvm::AArch64TargetLowering::getSSPStackGuardCheck(), and llvm::AArch64TargetLowering::insertSSPDeclarations().

◆ getSelectionDAGInfo()

const AArch64SelectionDAGInfo* llvm::AArch64Subtarget::getSelectionDAGInfo ( ) const
inlineoverride

Definition at line 172 of file AArch64Subtarget.h.

References TSInfo.

◆ getTargetLowering()

const AArch64TargetLowering* llvm::AArch64Subtarget::getTargetLowering ( ) const
inlineoverride

Definition at line 178 of file AArch64Subtarget.h.

References TLInfo.

Referenced by AArch64Subtarget(), llvm::AArch64FrameLowering::canUseRedZone(), finishStackBlock(), llvm::AArch64RegisterInfo::getCalleeSavedRegs(), llvm::AArch64RegisterInfo::getCallPreservedMask(), llvm::AArch64RegisterInfo::getDarwinCalleeSavedRegs(), llvm::AArch64RegisterInfo::getDarwinCallPreservedMask(), and produceCompactUnwindFrame().

◆ getTargetTriple()

const Triple& llvm::AArch64Subtarget::getTargetTriple ( ) const
inline

Definition at line 190 of file AArch64Subtarget.h.

References TargetTriple.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering(), classifyGlobalFunctionReference(), ClassifyGlobalReference(), llvm::AArch64TargetLowering::getSDagStackGuard(), llvm::AArch64TargetLowering::getSSPStackGuardCheck(), llvm::AArch64TargetLowering::insertSSPDeclarations(), and swiftAsyncContextIsDynamicallySet().

◆ getVectorInsertExtractBaseCost()

unsigned AArch64Subtarget::getVectorInsertExtractBaseCost ( ) const

Definition at line 72 of file AArch64Subtarget.cpp.

References OverrideVectorInsertExtractBaseCost, and VectorInsertExtractBaseCost.

◆ getVScaleForTuning()

unsigned llvm::AArch64Subtarget::getVScaleForTuning ( ) const
inline

Definition at line 391 of file AArch64Subtarget.h.

References VScaleForTuning.

◆ hasCustomCallingConv()

bool llvm::AArch64Subtarget::hasCustomCallingConv ( ) const
inline

Definition at line 222 of file AArch64Subtarget.h.

References llvm::BitVector::any(), and CustomCallSavedXRegs.

Referenced by llvm::AArch64CallLowering::lowerCall(), and llvm::AArch64CallLowering::lowerFormalArguments().

◆ hasFusion()

bool llvm::AArch64Subtarget::hasFusion ( ) const
inline

Return true if the CPU supports any kind of instruction fusion.

Definition at line 225 of file AArch64Subtarget.h.

◆ hasSVEorSME()

bool llvm::AArch64Subtarget::hasSVEorSME ( ) const
inline

Definition at line 364 of file AArch64Subtarget.h.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering(), llvm::AArch64InstrInfo::copyPhysReg(), forceStreamingCompatibleSVE(), getMaxSVEVectorSizeInBits(), and getMinSVEVectorSizeInBits().

◆ isCallingConvWin64()

bool llvm::AArch64Subtarget::isCallingConvWin64 ( CallingConv::ID  CC) const
inline

Definition at line 325 of file AArch64Subtarget.h.

References llvm::CallingConv::C, CC, llvm::CallingConv::Fast, isTargetWindows(), llvm::CallingConv::Swift, and llvm::CallingConv::Win64.

Referenced by analyzeCallOperands(), llvm::AArch64FrameLowering::emitEpilogue(), llvm::AArch64FrameLowering::emitPrologue(), and llvm::AArch64RegisterInfo::isArgumentRegister().

◆ isLittleEndian()

bool llvm::AArch64Subtarget::isLittleEndian ( ) const
inline

Definition at line 259 of file AArch64Subtarget.h.

References IsLittle.

Referenced by llvm::AArch64TargetLowering::optimizeExtendOrTruncateConversion(), and performLOADCombine().

◆ isStreamingSVEModeDisabled()

bool llvm::AArch64Subtarget::isStreamingSVEModeDisabled ( ) const
inline

Definition at line 405 of file AArch64Subtarget.h.

References StreamingSVEModeDisabled.

Referenced by getMinVectorRegisterBitWidth().

◆ isTargetAndroid()

bool llvm::AArch64Subtarget::isTargetAndroid ( ) const
inline

Definition at line 265 of file AArch64Subtarget.h.

References llvm::Triple::isAndroid(), and TargetTriple.

Referenced by llvm::AArch64TargetLowering::getIRStackGuard(), llvm::AArch64TargetLowering::getSafeStackPointerLocation(), and llvm::AArch64TargetLowering::useLoadStackGuardNode().

◆ isTargetCOFF()

bool llvm::AArch64Subtarget::isTargetCOFF ( ) const
inline

Definition at line 269 of file AArch64Subtarget.h.

References llvm::Triple::isOSBinFormatCOFF(), and TargetTriple.

◆ isTargetDarwin()

bool llvm::AArch64Subtarget::isTargetDarwin ( ) const
inline

Definition at line 261 of file AArch64Subtarget.h.

References llvm::Triple::isOSDarwin(), and TargetTriple.

Referenced by CC_AArch64_Custom_Block(), llvm::AArch64TargetLowering::CCAssignFnForCall(), llvm::AArch64RegisterInfo::getCalleeSavedRegs(), llvm::AArch64RegisterInfo::getCallPreservedMask(), llvm::AArch64RegisterInfo::getDarwinCalleeSavedRegs(), llvm::AArch64RegisterInfo::getDarwinCallPreservedMask(), llvm::AArch64RegisterInfo::getThisReturnPreservedMask(), llvm::AArch64TargetLowering::getVaListSizeInBits(), llvm::AArch64RegisterInfo::isArgumentRegister(), llvm::AArch64LegalizerInfo::legalizeIntrinsic(), llvm::AArch64CallLowering::lowerFormalArguments(), and llvm::AArch64TargetLowering::shouldExpandShift().

◆ isTargetELF()

bool llvm::AArch64Subtarget::isTargetELF ( ) const
inline

Definition at line 270 of file AArch64Subtarget.h.

References llvm::Triple::isOSBinFormatELF(), and TargetTriple.

◆ isTargetFuchsia()

bool llvm::AArch64Subtarget::isTargetFuchsia ( ) const
inline

Definition at line 266 of file AArch64Subtarget.h.

References llvm::Triple::isOSFuchsia(), and TargetTriple.

Referenced by llvm::AArch64TargetLowering::getIRStackGuard(), llvm::AArch64TargetLowering::getSafeStackPointerLocation(), and llvm::AArch64TargetLowering::useLoadStackGuardNode().

◆ isTargetILP32()

bool llvm::AArch64Subtarget::isTargetILP32 ( ) const
inline

Definition at line 273 of file AArch64Subtarget.h.

References llvm::Triple::getEnvironment(), llvm::Triple::GNUILP32, llvm::Triple::isArch32Bit(), and TargetTriple.

Referenced by addrSinkUsingGEPs(), CC_AArch64_Custom_Block(), llvm::AArch64TargetLowering::CCAssignFnForCall(), llvm::AArch64TargetLowering::computeKnownBitsForTargetNode(), llvm::AArch64FrameLowering::emitPrologue(), llvm::AArch64InstrInfo::expandPostRAPseudo(), llvm::AArch64RegisterInfo::isArgumentRegister(), llvm::AArch64LegalizerInfo::legalizeIntrinsic(), and llvm::AArch64CallLowering::lowerFormalArguments().

◆ isTargetIOS()

bool llvm::AArch64Subtarget::isTargetIOS ( ) const
inline

Definition at line 262 of file AArch64Subtarget.h.

References llvm::Triple::isiOS(), and TargetTriple.

◆ isTargetLinux()

bool llvm::AArch64Subtarget::isTargetLinux ( ) const
inline

Definition at line 263 of file AArch64Subtarget.h.

References llvm::Triple::isOSLinux(), and TargetTriple.

Referenced by llvm::AArch64RegisterInfo::getCustomEHPadPreservedMask().

◆ isTargetMachO()

bool llvm::AArch64Subtarget::isTargetMachO ( ) const
inline

Definition at line 271 of file AArch64Subtarget.h.

References llvm::Triple::isOSBinFormatMachO(), and TargetTriple.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering(), CC_AArch64_Custom_Block(), classifyGlobalFunctionReference(), ClassifyGlobalReference(), and produceCompactUnwindFrame().

◆ isTargetWindows()

bool llvm::AArch64Subtarget::isTargetWindows ( ) const
inline

Definition at line 264 of file AArch64Subtarget.h.

References llvm::Triple::isOSWindows(), and TargetTriple.

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering(), llvm::AArch64TargetLowering::CCAssignFnForCall(), llvm::AArch64FrameLowering::determineCalleeSaves(), llvm::AArch64RegisterInfo::getCalleeSavedRegs(), llvm::AArch64TargetLowering::getVaListSizeInBits(), llvm::AArch64RegisterInfo::isArgumentRegister(), isCallingConvWin64(), llvm::AArch64LegalizerInfo::legalizeIntrinsic(), llvm::AArch64TargetLowering::shouldExpandShift(), and windowsRequiresStackProbe().

◆ isWindowsArm64EC()

bool llvm::AArch64Subtarget::isWindowsArm64EC ( ) const
inline

Definition at line 267 of file AArch64Subtarget.h.

References llvm::Triple::isWindowsArm64EC(), and TargetTriple.

Referenced by llvm::AArch64TargetLowering::CCAssignFnForCall(), classifyGlobalFunctionReference(), ClassifyGlobalReference(), llvm::AArch64RegisterInfo::explainReservedReg(), getChkStkName(), getSecurityCheckCookieName(), llvm::AArch64RegisterInfo::getStrictlyReservedRegs(), and llvm::AArch64CallLowering::lowerCall().

◆ isXRaySupported()

bool llvm::AArch64Subtarget::isXRaySupported ( ) const
inlineoverride

Definition at line 202 of file AArch64Subtarget.h.

◆ isXRegCustomCalleeSaved()

bool llvm::AArch64Subtarget::isXRegCustomCalleeSaved ( size_t  i) const
inline

Definition at line 219 of file AArch64Subtarget.h.

References CustomCallSavedXRegs, and i.

Referenced by llvm::AArch64RegisterInfo::UpdateCustomCalleeSavedRegs(), and llvm::AArch64RegisterInfo::UpdateCustomCallPreservedMask().

◆ isXRegisterReserved()

bool llvm::AArch64Subtarget::isXRegisterReserved ( size_t  i) const
inline

Definition at line 211 of file AArch64Subtarget.h.

References i, and ReserveXRegister.

Referenced by llvm::AArch64RegisterInfo::getStrictlyReservedRegs(), and needsShadowCallStackPrologueEpilogue().

◆ isXRegisterReservedForRA()

bool llvm::AArch64Subtarget::isXRegisterReservedForRA ( size_t  i) const
inline

Definition at line 212 of file AArch64Subtarget.h.

References i, and ReserveXRegisterForRA.

Referenced by llvm::AArch64RegisterInfo::getReservedRegs().

◆ mirFileLoaded()

void AArch64Subtarget::mirFileLoaded ( MachineFunction &  MF) const
override

Definition at line 448 of file AArch64Subtarget.cpp.

References llvm::MachineFrameInfo::computeMaxCallFrameSize(), llvm::MachineFunction::getFrameInfo(), and llvm::MachineFrameInfo::isMaxCallFrameSizeComputed().

◆ overrideSchedPolicy()

void AArch64Subtarget::overrideSchedPolicy ( MachineSchedPolicy &  Policy,
unsigned  NumRegionInstrs 
) const
override

Definition at line 414 of file AArch64Subtarget.cpp.

References llvm::MachineSchedPolicy::DisableLatencyHeuristic, llvm::MachineSchedPolicy::OnlyBottomUp, and llvm::MachineSchedPolicy::OnlyTopDown.

◆ ParseSubtargetFeatures()

void llvm::AArch64Subtarget::ParseSubtargetFeatures ( StringRef  CPU,
StringRef  TuneCPU,
StringRef  FS 
)

ParseSubtargetFeatures - Parses features string setting specified subtarget options.

Definition of function is auto generated by tblgen.

◆ supportsAddressTopByteIgnored()

bool AArch64Subtarget::supportsAddressTopByteIgnored ( ) const

CPU has TBI (top byte of addresses is ignored during HW address translation) and OS enables it.

Definition at line 430 of file AArch64Subtarget.cpp.

References llvm::Triple::getiOSVersion(), llvm::Triple::isDriverKit(), llvm::Triple::isiOS(), TargetTriple, and UseAddressTopByteIgnored.

Referenced by performLOADCombine(), and performSTORECombine().

◆ swiftAsyncContextIsDynamicallySet()

bool llvm::AArch64Subtarget::swiftAsyncContextIsDynamicallySet ( ) const
inline

Return whether FrameLowering should always set the "extended frame present" bit in FP, or set it based on a symbol in the runtime.

Definition at line 340 of file AArch64Subtarget.h.

References llvm::Triple::Darwin, getTargetTriple(), llvm::Triple::IOS, llvm::Triple::MacOSX, llvm::Triple::TvOS, and llvm::Triple::WatchOS.

Referenced by llvm::AArch64FrameLowering::emitPrologue().

◆ useAA()

bool AArch64Subtarget::useAA ( ) const
override

Definition at line 458 of file AArch64Subtarget.cpp.

References UseAA.

Referenced by addrSinkUsingGEPs().

◆ useSmallAddressing()

bool llvm::AArch64Subtarget::useSmallAddressing ( ) const
inline

Definition at line 286 of file AArch64Subtarget.h.

References llvm::TargetMachine::getCodeModel(), llvm::TargetLoweringBase::getTargetMachine(), llvm::CodeModel::Kernel, llvm::CodeModel::Small, and TLInfo.

Referenced by ClassifyGlobalReference().

◆ useSVEForFixedLengthVectors()

bool llvm::AArch64Subtarget::useSVEForFixedLengthVectors ( ) const
inline

Definition at line 381 of file AArch64Subtarget.h.

References forceStreamingCompatibleSVE(), and getMinSVEVectorSizeInBits().

Referenced by llvm::AArch64TargetLowering::AArch64TargetLowering(), llvm::AArch64TargetLowering::isLegalInterleavedAccessType(), llvm::AArch64TargetLowering::mergeStoresAfterLegalization(), performFPExtendCombine(), performSTORECombine(), and llvm::AArch64TargetLowering::useSVEForFixedLengthVectorVT().

Member Data Documentation

◆ ARMProcFamily

ARMProcFamilyEnum llvm::AArch64Subtarget::ARMProcFamily = Others
protected

ARMProcFamily - ARM processor family: Cortex-A53, Cortex-A57, and others.

Definition at line 94 of file AArch64Subtarget.h.

Referenced by getProcFamily().

◆ CacheLineSize

uint16_t llvm::AArch64Subtarget::CacheLineSize = 0
protected

Definition at line 106 of file AArch64Subtarget.h.

Referenced by getCacheLineSize().

◆ CallLoweringInfo

std::unique_ptr<CallLowering> llvm::AArch64Subtarget::CallLoweringInfo
protected

GlobalISel related APIs.

Definition at line 140 of file AArch64Subtarget.h.

Referenced by AArch64Subtarget(), and getCallLowering().

◆ CustomCallSavedXRegs

BitVector llvm::AArch64Subtarget::CustomCallSavedXRegs
protected

Definition at line 122 of file AArch64Subtarget.h.

Referenced by hasCustomCallingConv(), and isXRegCustomCalleeSaved().

◆ FrameLowering

AArch64FrameLowering llvm::AArch64Subtarget::FrameLowering
protected

Definition at line 134 of file AArch64Subtarget.h.

Referenced by getFrameLowering().

◆ InlineAsmLoweringInfo

std::unique_ptr<InlineAsmLowering> llvm::AArch64Subtarget::InlineAsmLoweringInfo
protected

Definition at line 141 of file AArch64Subtarget.h.

Referenced by AArch64Subtarget(), and getInlineAsmLowering().

◆ InstrInfo

AArch64InstrInfo llvm::AArch64Subtarget::InstrInfo
protected

Definition at line 135 of file AArch64Subtarget.h.

Referenced by getInstrInfo().

◆ InstSelector

std::unique_ptr<InstructionSelector> llvm::AArch64Subtarget::InstSelector
protected

Definition at line 142 of file AArch64Subtarget.h.

Referenced by AArch64Subtarget(), and getInstructionSelector().

◆ IsLittle

bool llvm::AArch64Subtarget::IsLittle
protected

Definition at line 124 of file AArch64Subtarget.h.

Referenced by isLittleEndian().

◆ Legalizer

std::unique_ptr<LegalizerInfo> llvm::AArch64Subtarget::Legalizer
protected

Definition at line 143 of file AArch64Subtarget.h.

◆ MaxBytesForLoopAlignment

unsigned llvm::AArch64Subtarget::MaxBytesForLoopAlignment = 0
protected

Definition at line 112 of file AArch64Subtarget.h.

Referenced by getMaxBytesForLoopAlignment().

◆ MaxInterleaveFactor

uint8_t llvm::AArch64Subtarget::MaxInterleaveFactor = 2
protected

Definition at line 104 of file AArch64Subtarget.h.

Referenced by getMaxInterleaveFactor().

◆ MaxJumpTableSize

unsigned llvm::AArch64Subtarget::MaxJumpTableSize = 0
protected

Definition at line 113 of file AArch64Subtarget.h.

Referenced by getMaximumJumpTableSize().

◆ MaxPrefetchIterationsAhead

unsigned llvm::AArch64Subtarget::MaxPrefetchIterationsAhead = UINT_MAX
protected

Definition at line 109 of file AArch64Subtarget.h.

Referenced by getMaxPrefetchIterationsAhead().

◆ MaxSVEVectorSizeInBits

unsigned llvm::AArch64Subtarget::MaxSVEVectorSizeInBits
protected

Definition at line 128 of file AArch64Subtarget.h.

Referenced by getMaxSVEVectorSizeInBits().

◆ MinPrefetchStride

uint16_t llvm::AArch64Subtarget::MinPrefetchStride = 1
protected

Definition at line 108 of file AArch64Subtarget.h.

Referenced by getMinPrefetchStride().

◆ MinSVEVectorSizeInBits

unsigned llvm::AArch64Subtarget::MinSVEVectorSizeInBits
protected

Definition at line 127 of file AArch64Subtarget.h.

Referenced by getMinSVEVectorSizeInBits().

◆ MinVectorRegisterBitWidth

unsigned llvm::AArch64Subtarget::MinVectorRegisterBitWidth = 64
protected

Definition at line 97 of file AArch64Subtarget.h.

Referenced by getMinVectorRegisterBitWidth().

◆ PrefetchDistance

uint16_t llvm::AArch64Subtarget::PrefetchDistance = 0
protected

Definition at line 107 of file AArch64Subtarget.h.

Referenced by getPrefetchDistance().

◆ PrefFunctionLogAlignment

unsigned llvm::AArch64Subtarget::PrefFunctionLogAlignment = 0
protected

Definition at line 110 of file AArch64Subtarget.h.

Referenced by getPrefFunctionLogAlignment().

◆ PrefLoopLogAlignment

unsigned llvm::AArch64Subtarget::PrefLoopLogAlignment = 0
protected

Definition at line 111 of file AArch64Subtarget.h.

Referenced by getPrefLoopLogAlignment().

◆ RegBankInfo

std::unique_ptr<RegisterBankInfo> llvm::AArch64Subtarget::RegBankInfo
protected

Definition at line 144 of file AArch64Subtarget.h.

Referenced by AArch64Subtarget(), and getRegBankInfo().

◆ ReserveXRegister

BitVector llvm::AArch64Subtarget::ReserveXRegister
protected

Definition at line 116 of file AArch64Subtarget.h.

Referenced by AArch64Subtarget(), getNumXRegisterReserved(), and isXRegisterReserved().

◆ ReserveXRegisterForRA

BitVector llvm::AArch64Subtarget::ReserveXRegisterForRA
protected

Definition at line 119 of file AArch64Subtarget.h.

Referenced by AArch64Subtarget(), getNumXRegisterReserved(), and isXRegisterReservedForRA().

◆ StreamingSVEModeDisabled

bool llvm::AArch64Subtarget::StreamingSVEModeDisabled
protected

Definition at line 126 of file AArch64Subtarget.h.

Referenced by isStreamingSVEModeDisabled().

◆ TargetTriple

Triple llvm::AArch64Subtarget::TargetTriple
protected

TargetTriple - What processor and OS we're targeting.

Definition at line 132 of file AArch64Subtarget.h.

Referenced by getTargetTriple(), isTargetAndroid(), isTargetCOFF(), isTargetDarwin(), isTargetELF(), isTargetFuchsia(), isTargetILP32(), isTargetIOS(), isTargetLinux(), isTargetMachO(), isTargetWindows(), isWindowsArm64EC(), and supportsAddressTopByteIgnored().

◆ TLInfo

AArch64TargetLowering llvm::AArch64Subtarget::TLInfo
protected

Definition at line 137 of file AArch64Subtarget.h.

Referenced by getTargetLowering(), and useSmallAddressing().

◆ TSInfo

AArch64SelectionDAGInfo llvm::AArch64Subtarget::TSInfo
protected

Definition at line 136 of file AArch64Subtarget.h.

Referenced by getSelectionDAGInfo().

◆ VectorInsertExtractBaseCost

uint8_t llvm::AArch64Subtarget::VectorInsertExtractBaseCost = 3
protected

Definition at line 105 of file AArch64Subtarget.h.

Referenced by getVectorInsertExtractBaseCost().

◆ VScaleForTuning

unsigned llvm::AArch64Subtarget::VScaleForTuning = 2
protected

Definition at line 129 of file AArch64Subtarget.h.

Referenced by getVScaleForTuning().

The documentation for this class was generated from the following files:
Generated on Wed Nov 30 2022 00:26:47 for LLVM by   doxygen 1.8.17