llvm::PPCSubtarget Class Reference

#include "Target/PowerPC/PPCSubtarget.h"

Inheritance diagram for llvm::PPCSubtarget:

Collaboration diagram for llvm::PPCSubtarget:

Public Types
enum	POPCNTDKind { POPCNTD_Unavailable, POPCNTD_Slow, POPCNTD_Fast }

Public Member Functions
	PPCSubtarget (const Triple &TT, const std::string &CPU, const std::string &FS, const PPCTargetMachine &TM)
	This constructor initializes the data members to match that of the specified triple. More...
void	ParseSubtargetFeatures (StringRef CPU, StringRef FS)
	ParseSubtargetFeatures - Parses features string setting specified subtarget options. More...
unsigned	getStackAlignment () const
	getStackAlignment - Returns the minimum alignment known to hold of the stack frame on entry to the function and which must be maintained by every function for this subtarget. More...
unsigned	getDarwinDirective () const
	getDarwinDirective - Returns the -m directive specified for the cpu. More...
const InstrItineraryData *	getInstrItineraryData () const override
	getInstrItins - Return the instruction itineraries based on subtarget selection. More...
const PPCFrameLowering *	getFrameLowering () const override
const PPCInstrInfo *	getInstrInfo () const override
const PPCTargetLowering *	getTargetLowering () const override
const SelectionDAGTargetInfo *	getSelectionDAGInfo () const override
const PPCRegisterInfo *	getRegisterInfo () const override
const PPCTargetMachine &	getTargetMachine () const
PPCSubtarget &	initializeSubtargetDependencies (StringRef CPU, StringRef FS)
	initializeSubtargetDependencies - Initializes using a CPU and feature string so that we can use initializer lists for subtarget initialization. More...
bool	isPPC64 () const
	isPPC64 - Return true if we are generating code for 64-bit pointer mode. More...
bool	has64BitSupport () const
	has64BitSupport - Return true if the selected CPU supports 64-bit instructions, regardless of whether we are in 32-bit or 64-bit mode. More...
bool	useSoftFloat () const
bool	use64BitRegs () const
	use64BitRegs - Return true if in 64-bit mode or if we should use 64-bit registers in 32-bit mode when possible. More...
bool	useCRBits () const
	useCRBits - Return true if we should store and manipulate i1 values in the individual condition register bits. More...
bool	hasLazyResolverStub (const GlobalValue *GV) const
	hasLazyResolverStub - Return true if accesses to the specified global have to go through a dyld lazy resolution stub. More...
bool	isLittleEndian () const
bool	hasFCPSGN () const
bool	hasFSQRT () const
bool	hasFRE () const
bool	hasFRES () const
bool	hasFRSQRTE () const
bool	hasFRSQRTES () const
bool	hasRecipPrec () const
bool	hasSTFIWX () const
bool	hasLFIWAX () const
bool	hasFPRND () const
bool	hasFPCVT () const
bool	hasAltivec () const
bool	hasSPE () const
bool	hasFPU () const
bool	hasQPX () const
bool	hasVSX () const
bool	hasP8Vector () const
bool	hasP8Altivec () const
bool	hasP8Crypto () const
bool	hasP9Vector () const
bool	hasP9Altivec () const
bool	hasMFOCRF () const
bool	hasISEL () const
bool	hasBPERMD () const
bool	hasExtDiv () const
bool	hasCMPB () const
bool	hasLDBRX () const
bool	isBookE () const
bool	hasOnlyMSYNC () const
bool	isPPC4xx () const
bool	isPPC6xx () const
bool	isSecurePlt () const
bool	isE500 () const
bool	isFeatureMFTB () const
bool	isDeprecatedDST () const
bool	hasICBT () const
bool	hasInvariantFunctionDescriptors () const
bool	hasPartwordAtomics () const
bool	hasDirectMove () const
bool	isQPXStackUnaligned () const
unsigned	getPlatformStackAlignment () const
unsigned	getRedZoneSize () const
bool	hasHTM () const
bool	hasFusion () const
bool	hasFloat128 () const
bool	isISA3_0 () const
bool	useLongCalls () const
bool	needsSwapsForVSXMemOps () const
POPCNTDKind	hasPOPCNTD () const
const Triple &	getTargetTriple () const
bool	isDarwin () const
	isDarwin - True if this is any darwin platform. More...
bool	isBGQ () const
	isBGQ - True if this is a BG/Q platform. More...
bool	isTargetELF () const
bool	isTargetMachO () const
bool	isTargetLinux () const
bool	isDarwinABI () const
bool	isSVR4ABI () const
bool	isELFv2ABI () const
bool	enableEarlyIfConversion () const override
	Originally, this function return hasISEL(). More...
bool	enableMachineScheduler () const override
bool	enablePostRAScheduler () const override
AntiDepBreakMode	getAntiDepBreakMode () const override
void	getCriticalPathRCs (RegClassVector &CriticalPathRCs) const override
void	overrideSchedPolicy (MachineSchedPolicy &Policy, unsigned NumRegionInstrs) const override
bool	useAA () const override
bool	enableSubRegLiveness () const override
unsigned char	classifyGlobalReference (const GlobalValue *GV) const
	classifyGlobalReference - Classify a global variable reference for the current subtarget accourding to how we should reference it. More...
bool	isXRaySupported () const override

Protected Attributes
Triple	TargetTriple
	TargetTriple - What processor and OS we're targeting. More...
unsigned	StackAlignment
	stackAlignment - The minimum alignment known to hold of the stack frame on entry to the function and which must be maintained by every function. More...
InstrItineraryData	InstrItins
	Selected instruction itineraries (one entry per itinerary class.) More...
unsigned	DarwinDirective
	Which cpu directive was used. More...
bool	HasMFOCRF
	Used by the ISel to turn in optimizations for POWER4-derived architectures. More...
bool	Has64BitSupport
bool	Use64BitRegs
bool	UseCRBits
bool	HasHardFloat
bool	IsPPC64
bool	HasAltivec
bool	HasFPU
bool	HasSPE
bool	HasQPX
bool	HasVSX
bool	HasP8Vector
bool	HasP8Altivec
bool	HasP8Crypto
bool	HasP9Vector
bool	HasP9Altivec
bool	HasFCPSGN
bool	HasFSQRT
bool	HasFRE
bool	HasFRES
bool	HasFRSQRTE
bool	HasFRSQRTES
bool	HasRecipPrec
bool	HasSTFIWX
bool	HasLFIWAX
bool	HasFPRND
bool	HasFPCVT
bool	HasISEL
bool	HasBPERMD
bool	HasExtDiv
bool	HasCMPB
bool	HasLDBRX
bool	IsBookE
bool	HasOnlyMSYNC
bool	IsE500
bool	IsPPC4xx
bool	IsPPC6xx
bool	FeatureMFTB
bool	DeprecatedDST
bool	HasLazyResolverStubs
bool	IsLittleEndian
bool	HasICBT
bool	HasInvariantFunctionDescriptors
bool	HasPartwordAtomics
bool	HasDirectMove
bool	HasHTM
bool	HasFusion
bool	HasFloat128
bool	IsISA3_0
bool	UseLongCalls
bool	SecurePlt
POPCNTDKind	HasPOPCNTD
bool	IsQPXStackUnaligned
	When targeting QPX running a stock PPC64 Linux kernel where the stack alignment has not been changed, we need to keep the 16-byte alignment of the stack. More...
const PPCTargetMachine &	TM
PPCFrameLowering	FrameLowering
PPCInstrInfo	InstrInfo
PPCTargetLowering	TLInfo
SelectionDAGTargetInfo	TSInfo

Detailed Description

Definition at line 68 of file PPCSubtarget.h.

Member Enumeration Documentation

POPCNTDKind

enum llvm::PPCSubtarget::POPCNTDKind

Enumerator
POPCNTD_Unavailable
POPCNTD_Slow
POPCNTD_Fast

Definition at line 70 of file PPCSubtarget.h.

Constructor & Destructor Documentation

PPCSubtarget()

PPCSubtarget::PPCSubtarget	(	const Triple &	TT,
		const std::string &	CPU,
		const std::string &	FS,
		const PPCTargetMachine &	TM
	)

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

Definition at line 50 of file PPCSubtarget.cpp.

References DarwinDirective, DeprecatedDST, llvm::PPC::DIR_NONE, FeatureMFTB, llvm::Triple::getArch(), getPlatformStackAlignment(), Has64BitSupport, has64BitSupport(), HasAltivec, HasBPERMD, HasCMPB, HasDirectMove, HasExtDiv, HasFCPSGN, HasFloat128, HasFPCVT, HasFPRND, HasFPU, HasFRE, HasFRES, HasFRSQRTE, HasFRSQRTES, HasFSQRT, HasFusion, HasHardFloat, HasHTM, HasICBT, HasInvariantFunctionDescriptors, HasISEL, HasLazyResolverStubs, HasLDBRX, HasLFIWAX, HasMFOCRF, HasOnlyMSYNC, HasP8Altivec, HasP8Crypto, HasP8Vector, HasP9Altivec, HasP9Vector, HasPartwordAtomics, HasPOPCNTD, HasQPX, HasRecipPrec, HasSPE, HasSTFIWX, HasVSX, InstrItins, IsBookE, isDarwin(), IsE500, IsISA3_0, IsLittleEndian, llvm::Triple::isOSNetBSD(), llvm::Triple::isOSOpenBSD(), IsPPC4xx, IsPPC64, IsPPC6xx, IsQPXStackUnaligned, ParseSubtargetFeatures(), POPCNTD_Unavailable, llvm::Triple::ppc64le, QPXStackUnaligned, llvm::report_fatal_error(), SecurePlt, StackAlignment, TargetTriple, Use64BitRegs, UseCRBits, and UseLongCalls.

Member Function Documentation

classifyGlobalReference()

unsigned char PPCSubtarget::classifyGlobalReference

(

const GlobalValue *

GV

)

const

classifyGlobalReference - Classify a global variable reference for the current subtarget accourding to how we should reference it.

Definition at line 220 of file PPCSubtarget.cpp.

References llvm::TargetMachine::getCodeModel(), llvm::GlobalValue::getParent(), llvm::CodeModel::Large, llvm::PPCII::MO_NLP_FLAG, llvm::PPCII::MO_PIC_FLAG, llvm::TargetMachine::shouldAssumeDSOLocal(), and TM.

enableEarlyIfConversion()

bool llvm::PPCSubtarget::enableEarlyIfConversion ( ) const

inlineoverride

Originally, this function return hasISEL().

Now we always enable it, but may expand the ISEL instruction later.

Definition at line 315 of file PPCSubtarget.h.

enableMachineScheduler()

bool PPCSubtarget::enableMachineScheduler ( ) const

override

Definition at line 181 of file PPCSubtarget.cpp.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

enablePostRAScheduler()

bool PPCSubtarget::enablePostRAScheduler ( ) const

override

Definition at line 186 of file PPCSubtarget.cpp.

enableSubRegLiveness()

bool PPCSubtarget::enableSubRegLiveness ( ) const

override

Definition at line 215 of file PPCSubtarget.cpp.

References UseSubRegLiveness.

getAntiDepBreakMode()

PPCGenSubtargetInfo::AntiDepBreakMode PPCSubtarget::getAntiDepBreakMode ( ) const

override

Definition at line 188 of file PPCSubtarget.cpp.

getCriticalPathRCs()

void PPCSubtarget::getCriticalPathRCs ( RegClassVector &  CriticalPathRCs ) const

override

Definition at line 192 of file PPCSubtarget.cpp.

References isPPC64().

getDarwinDirective()

unsigned llvm::PPCSubtarget::getDarwinDirective ( ) const

inline

getDarwinDirective - Returns the -m directive specified for the cpu.

Definition at line 171 of file PPCSubtarget.h.

Referenced by llvm::PPCTTIImpl::enableAggressiveInterleaving(), llvm::PPCTTIImpl::getCacheLineSize(), llvm::PPCTTIImpl::getMaxInterleaveFactor(), llvm::PPCInstrInfo::getOperandLatency(), llvm::PPCTTIImpl::getUnrollingPreferences(), llvm::PPCInstrInfo::insertNoop(), and llvm::PPCTargetLowering::PPCTargetLowering().

getFrameLowering()

const PPCFrameLowering* llvm::PPCSubtarget::getFrameLowering ( ) const

inlineoverride

Definition at line 179 of file PPCSubtarget.h.

Referenced by EmitTailCallStoreFPAndRetAddr(), EnsureStackAlignment(), and needStackSlotPassParameters().

getInstrInfo()

const PPCInstrInfo* llvm::PPCSubtarget::getInstrInfo ( ) const

inlineoverride

Definition at line 182 of file PPCSubtarget.h.

Referenced by llvm::PPCFrameLowering::eliminateCallFramePseudoInstr(), llvm::PPCRegisterInfo::eliminateFrameIndex(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), llvm::PPCRegisterInfo::lowerCRBitRestore(), llvm::PPCRegisterInfo::lowerCRBitSpilling(), llvm::PPCRegisterInfo::lowerCRRestore(), llvm::PPCRegisterInfo::lowerCRSpilling(), llvm::PPCRegisterInfo::lowerDynamicAlloc(), llvm::PPCRegisterInfo::lowerDynamicAreaOffset(), llvm::PPCRegisterInfo::lowerVRSAVERestore(), llvm::PPCRegisterInfo::lowerVRSAVESpilling(), llvm::PPCRegisterInfo::materializeFrameBaseRegister(), llvm::PPCRegisterInfo::resolveFrameIndex(), llvm::PPCFrameLowering::restoreCalleeSavedRegisters(), and llvm::PPCFrameLowering::spillCalleeSavedRegisters().

getInstrItineraryData()

const InstrItineraryData* llvm::PPCSubtarget::getInstrItineraryData ( ) const

inlineoverride

getInstrItins - Return the instruction itineraries based on subtarget selection.

Definition at line 175 of file PPCSubtarget.h.

getPlatformStackAlignment()

unsigned llvm::PPCSubtarget::getPlatformStackAlignment ( ) const

inline

Definition at line 274 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

getRedZoneSize()

unsigned llvm::PPCSubtarget::getRedZoneSize ( ) const

inline

Definition at line 283 of file PPCSubtarget.h.

Referenced by llvm::PPCFrameLowering::determineFrameLayout().

getRegisterInfo()

const PPCRegisterInfo* llvm::PPCSubtarget::getRegisterInfo ( ) const

inlineoverride

Definition at line 189 of file PPCSubtarget.h.

Referenced by llvm::PPCFrameLowering::addScavengingSpillSlot(), llvm::PPCFrameLowering::assignCalleeSavedSpillSlots(), llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCFrameLowering::determineFrameLayout(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), llvm::PPCTargetLowering::PPCTargetLowering(), llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized(), and llvm::PPCFrameLowering::replaceFPWithRealFP().

getSelectionDAGInfo()

const SelectionDAGTargetInfo* llvm::PPCSubtarget::getSelectionDAGInfo ( ) const

inlineoverride

Definition at line 186 of file PPCSubtarget.h.

getStackAlignment()

unsigned llvm::PPCSubtarget::getStackAlignment ( ) const

inline

getStackAlignment - Returns the minimum alignment known to hold of the stack frame on entry to the function and which must be maintained by every function for this subtarget.

Definition at line 167 of file PPCSubtarget.h.

getTargetLowering()

const PPCTargetLowering* llvm::PPCSubtarget::getTargetLowering ( ) const

inlineoverride

Definition at line 183 of file PPCSubtarget.h.

getTargetMachine()

const PPCTargetMachine& llvm::PPCSubtarget::getTargetMachine ( ) const

inline

Definition at line 192 of file PPCSubtarget.h.

References llvm::SystemZISD::TM.

Referenced by computeBasePointerSaveOffset(), and llvm::PPCInstrInfo::getMachineCombinerPatterns().

getTargetTriple()

const Triple& llvm::PPCSubtarget::getTargetTriple ( ) const

inline

Definition at line 298 of file PPCSubtarget.h.

has64BitSupport()

bool llvm::PPCSubtarget::has64BitSupport ( ) const

inline

has64BitSupport - Return true if the selected CPU supports 64-bit instructions, regardless of whether we are in 32-bit or 64-bit mode.

Definition at line 209 of file PPCSubtarget.h.

Referenced by PPCSubtarget(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasAltivec()

bool llvm::PPCSubtarget::hasAltivec ( ) const

inline

Definition at line 242 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::getByValTypeAlignment(), llvm::PPCRegisterInfo::getCalleeSavedRegs(), llvm::PPCRegisterInfo::getCalleeSavedRegsViaCopy(), llvm::PPCRegisterInfo::getCallPreservedMask(), llvm::PPCTTIImpl::getMemoryOpCost(), llvm::PPCTTIImpl::getNumberOfRegisters(), GetPointerOperand(), llvm::PPCTTIImpl::getRegisterBitWidth(), llvm::PPCRegisterInfo::getReservedRegs(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasBPERMD()

bool llvm::PPCSubtarget::hasBPERMD ( ) const

inline

Definition at line 254 of file PPCSubtarget.h.

hasCMPB()

bool llvm::PPCSubtarget::hasCMPB ( ) const

inline

Definition at line 256 of file PPCSubtarget.h.

Referenced by mayUseP9Setb().

hasDirectMove()

bool llvm::PPCSubtarget::hasDirectMove ( ) const

inline

Definition at line 271 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasExtDiv()

bool llvm::PPCSubtarget::hasExtDiv ( ) const

inline

Definition at line 255 of file PPCSubtarget.h.

hasFCPSGN()

bool llvm::PPCSubtarget::hasFCPSGN ( ) const

inline

Definition at line 231 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFloat128()

bool llvm::PPCSubtarget::hasFloat128 ( ) const

inline

Definition at line 289 of file PPCSubtarget.h.

hasFPCVT()

bool llvm::PPCSubtarget::hasFPCVT ( ) const

inline

Definition at line 241 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFPRND()

bool llvm::PPCSubtarget::hasFPRND ( ) const

inline

Definition at line 240 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFPU()

bool llvm::PPCSubtarget::hasFPU ( ) const

inline

Definition at line 244 of file PPCSubtarget.h.

hasFRE()

bool llvm::PPCSubtarget::hasFRE ( ) const

inline

Definition at line 233 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFRES()

bool llvm::PPCSubtarget::hasFRES ( ) const

inline

Definition at line 234 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFRSQRTE()

bool llvm::PPCSubtarget::hasFRSQRTE ( ) const

inline

Definition at line 235 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFRSQRTES()

bool llvm::PPCSubtarget::hasFRSQRTES ( ) const

inline

Definition at line 236 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFSQRT()

bool llvm::PPCSubtarget::hasFSQRT ( ) const

inline

Definition at line 232 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasFusion()

bool llvm::PPCSubtarget::hasFusion ( ) const

inline

Definition at line 288 of file PPCSubtarget.h.

hasHTM()

bool llvm::PPCSubtarget::hasHTM ( ) const

inline

Definition at line 287 of file PPCSubtarget.h.

hasICBT()

bool llvm::PPCSubtarget::hasICBT ( ) const

inline

Definition at line 266 of file PPCSubtarget.h.

hasInvariantFunctionDescriptors()

bool llvm::PPCSubtarget::hasInvariantFunctionDescriptors ( ) const

inline

Definition at line 267 of file PPCSubtarget.h.

Referenced by PrepareCall().

hasISEL()

bool llvm::PPCSubtarget::hasISEL ( ) const

inline

Definition at line 253 of file PPCSubtarget.h.

hasLazyResolverStub()

bool PPCSubtarget::hasLazyResolverStub

(

const GlobalValue *

GV

)

const

hasLazyResolverStub - Return true if accesses to the specified global have to go through a dyld lazy resolution stub.

Return true if accesses to the specified global have to go through a dyld lazy resolution stub.

This means that an extra load is required to get the address of the global.

Definition at line 168 of file PPCSubtarget.cpp.

References llvm::GlobalValue::getParent(), llvm::GlobalValue::hasCommonLinkage(), HasLazyResolverStubs, llvm::GlobalValue::isDeclarationForLinker(), llvm::TargetMachine::shouldAssumeDSOLocal(), and TM.

Referenced by getLabelAccessInfo().

hasLDBRX()

bool llvm::PPCSubtarget::hasLDBRX ( ) const

inline

Definition at line 257 of file PPCSubtarget.h.

hasLFIWAX()

bool llvm::PPCSubtarget::hasLFIWAX ( ) const

inline

Definition at line 239 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

hasMFOCRF()

bool llvm::PPCSubtarget::hasMFOCRF ( ) const

inline

Definition at line 252 of file PPCSubtarget.h.

hasOnlyMSYNC()

bool llvm::PPCSubtarget::hasOnlyMSYNC ( ) const

inline

Definition at line 259 of file PPCSubtarget.h.

hasP8Altivec()

bool llvm::PPCSubtarget::hasP8Altivec ( ) const

inline

Definition at line 248 of file PPCSubtarget.h.

Referenced by getVectorCompareInfo(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasP8Crypto()

bool llvm::PPCSubtarget::hasP8Crypto ( ) const

inline

Definition at line 249 of file PPCSubtarget.h.

hasP8Vector()

bool llvm::PPCSubtarget::hasP8Vector ( ) const

inline

Definition at line 247 of file PPCSubtarget.h.

Referenced by EnsureStackAlignment(), llvm::PPCRegisterInfo::getLargestLegalSuperClass(), llvm::PPCTTIImpl::getMemoryOpCost(), llvm::PPC::isVPKUDUMShuffleMask(), mayUseP9Setb(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasP9Altivec()

bool llvm::PPCSubtarget::hasP9Altivec ( ) const

inline

Definition at line 251 of file PPCSubtarget.h.

Referenced by getVectorCompareInfo(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasP9Vector()

bool llvm::PPCSubtarget::hasP9Vector ( ) const

inline

Definition at line 250 of file PPCSubtarget.h.

Referenced by llvm::PPCFrameLowering::assignCalleeSavedSpillSlots(), llvm::PPCInstrInfo::copyPhysReg(), llvm::PPCRegisterInfo::getLargestLegalSuperClass(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasPartwordAtomics()

bool llvm::PPCSubtarget::hasPartwordAtomics ( ) const

inline

Definition at line 270 of file PPCSubtarget.h.

hasPOPCNTD()

POPCNTDKind llvm::PPCSubtarget::hasPOPCNTD ( ) const

inline

Definition at line 296 of file PPCSubtarget.h.

Referenced by llvm::PPCTTIImpl::getPopcntSupport(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasQPX()

bool llvm::PPCSubtarget::hasQPX ( ) const

inline

Definition at line 245 of file PPCSubtarget.h.

Referenced by EnsureStackAlignment(), llvm::PPCTargetLowering::getByValTypeAlignment(), llvm::PPCTTIImpl::getMemoryOpCost(), llvm::PPCTTIImpl::getNumberOfRegisters(), llvm::PPCTargetLowering::getPreIndexedAddressParts(), llvm::PPCTTIImpl::getRegisterBitWidth(), llvm::PPCTargetLowering::getSetCCResultType(), getVCmpInst(), llvm::PPCTTIImpl::getVectorInstrCost(), mayUseP9Setb(), needStackSlotPassParameters(), and llvm::PPCTargetLowering::PPCTargetLowering().

hasRecipPrec()

bool llvm::PPCSubtarget::hasRecipPrec ( ) const

inline

Definition at line 237 of file PPCSubtarget.h.

Referenced by getEstimateRefinementSteps().

hasSPE()

bool llvm::PPCSubtarget::hasSPE ( ) const

inline

Definition at line 243 of file PPCSubtarget.h.

Referenced by EnsureStackAlignment(), llvm::PPCRegisterInfo::getCalleeSavedRegs(), llvm::PPCTargetLowering::getNumRegistersForCallingConv(), llvm::PPCTargetLowering::getRegisterTypeForCallingConv(), getVCmpInst(), llvm::PPCTargetLowering::hasSPE(), mayUseP9Setb(), llvm::PPCTargetLowering::PPCTargetLowering(), llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized(), and selectI64Imm().

hasSTFIWX()

bool llvm::PPCSubtarget::hasSTFIWX ( ) const

inline

Definition at line 238 of file PPCSubtarget.h.

hasVSX()

bool llvm::PPCSubtarget::hasVSX ( ) const

inline

Definition at line 246 of file PPCSubtarget.h.

Referenced by EnsureStackAlignment(), llvm::PPCRegisterInfo::getCalleeSavedRegs(), llvm::PPCRegisterInfo::getCallPreservedMask(), llvm::PPCRegisterInfo::getLargestLegalSuperClass(), llvm::PPCTTIImpl::getMemoryOpCost(), llvm::PPCTTIImpl::getNumberOfRegisters(), getVCmpInst(), getVectorCompareInfo(), llvm::PPCTTIImpl::getVectorInstrCost(), llvm::PPCInstrInfo::loadRegFromStackSlot(), mayUseP9Setb(), llvm::PPCTargetLowering::PPCTargetLowering(), and selectI64Imm().

initializeSubtargetDependencies()

PPCSubtarget & PPCSubtarget::initializeSubtargetDependencies	(	StringRef	CPU,
		StringRef	FS
	)

initializeSubtargetDependencies - Initializes using a CPU and feature string so that we can use initializer lists for subtarget initialization.

Definition at line 43 of file PPCSubtarget.cpp.

isBGQ()

bool llvm::PPCSubtarget::isBGQ ( ) const

inline

isBGQ - True if this is a BG/Q platform.

Definition at line 303 of file PPCSubtarget.h.

References llvm::Triple::BGQ, and llvm::Triple::getVendor().

isBookE()

bool llvm::PPCSubtarget::isBookE ( ) const

inline

Definition at line 258 of file PPCSubtarget.h.

isDarwin()

bool llvm::PPCSubtarget::isDarwin ( ) const

inline

isDarwin - True if this is any darwin platform.

Definition at line 301 of file PPCSubtarget.h.

References llvm::Triple::isMacOSX().

Referenced by llvm::PPCTargetLowering::getByValTypeAlignment(), PeepholePPC64ZExtGather(), PPCSubtarget(), and llvm::PPCTargetLowering::PPCTargetLowering().

isDarwinABI()

bool llvm::PPCSubtarget::isDarwinABI ( ) const

inline

Definition at line 309 of file PPCSubtarget.h.

References isDarwin().

Referenced by computeBasePointerSaveOffset(), computeFramePointerSaveOffset(), computeLinkageSize(), computeReturnSaveOffset(), llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCFrameLowering::emitPrologue(), EmitTailCallStoreFPAndRetAddr(), llvm::PPCRegisterInfo::getCalleeSavedRegs(), llvm::PPCRegisterInfo::getCalleeSavedRegsViaCopy(), llvm::PPCFrameLowering::getCalleeSavedSpillSlots(), llvm::PPCRegisterInfo::getCallPreservedMask(), llvm::PPCRegisterInfo::getReservedRegs(), llvm::PPCFrameLowering::restoreCalleeSavedRegisters(), and llvm::PPCFrameLowering::spillCalleeSavedRegisters().

isDeprecatedDST()

bool llvm::PPCSubtarget::isDeprecatedDST ( ) const

inline

Definition at line 265 of file PPCSubtarget.h.

isE500()

bool llvm::PPCSubtarget::isE500 ( ) const

inline

Definition at line 263 of file PPCSubtarget.h.

isELFv2ABI()

bool PPCSubtarget::isELFv2ABI

(

)

const

Definition at line 233 of file PPCSubtarget.cpp.

References llvm::PPCTargetMachine::isELFv2ABI(), and TM.

Referenced by computeLinkageSize(), computeTOCSaveOffset(), llvm::PPCFrameLowering::emitPrologue(), EnsureStackAlignment(), INITIALIZE_PASS(), mayUseP9Setb(), and PrepareCall().

isFeatureMFTB()

bool llvm::PPCSubtarget::isFeatureMFTB ( ) const

inline

Definition at line 264 of file PPCSubtarget.h.

isISA3_0()

bool llvm::PPCSubtarget::isISA3_0 ( ) const

inline

Definition at line 290 of file PPCSubtarget.h.

Referenced by mayUseP9Setb(), and llvm::PPCTargetLowering::PPCTargetLowering().

isLittleEndian()

bool llvm::PPCSubtarget::isLittleEndian ( ) const

inline

Definition at line 228 of file PPCSubtarget.h.

Referenced by EnsureStackAlignment(), and mayUseP9Setb().

isPPC4xx()

bool llvm::PPCSubtarget::isPPC4xx ( ) const

inline

Definition at line 260 of file PPCSubtarget.h.

isPPC64()

bool PPCSubtarget::isPPC64

(

)

const

isPPC64 - Return true if we are generating code for 64-bit pointer mode.

Definition at line 234 of file PPCSubtarget.cpp.

References llvm::PPCTargetMachine::isPPC64(), and TM.

Referenced by llvm::PPCFrameLowering::addScavengingSpillSlot(), llvm::PPCInstrInfo::analyzeBranch(), combineADDToADDZE(), computeBasePointerSaveOffset(), computeFramePointerSaveOffset(), computeLinkageSize(), computeReturnSaveOffset(), llvm::PPC::createFastISel(), llvm::PPCFrameLowering::determineCalleeSaves(), llvm::PPCFrameLowering::eliminateCallFramePseudoInstr(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), EmitTailCallStoreFPAndRetAddr(), EnsureStackAlignment(), llvm::PPCInstrInfo::FoldImmediate(), llvm::PPCTargetLowering::getByValTypeAlignment(), llvm::PPCFrameLowering::getCalleeSavedSpillSlots(), getCriticalPathRCs(), llvm::PPCTTIImpl::getIntImmCost(), llvm::PPCTargetLowering::getPICJumpTableRelocBase(), llvm::PPCTargetLowering::getPICJumpTableRelocBaseExpr(), llvm::PPCTTIImpl::getRegisterBitWidth(), getTOCEntry(), llvm::PPCInstrInfo::insertBranch(), llvm::PPCTargetLowering::isJumpTableRelative(), mayUseP9Setb(), needStackSlotPassParameters(), llvm::PPCInstrInfo::optimizeCompareInstr(), PeepholePPC64ZExtGather(), llvm::PPCTargetLowering::PPCTargetLowering(), llvm::PPCInstrInfo::PredicateInstruction(), PrepareCall(), llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized(), llvm::PPCFrameLowering::replaceFPWithRealFP(), llvm::PPCFrameLowering::restoreCalleeSavedRegisters(), llvm::PPCTargetLowering::SelectAddressRegImm(), llvm::PPCTargetLowering::SelectAddressRegRegOnly(), and llvm::PPCFrameLowering::spillCalleeSavedRegisters().

isPPC6xx()

bool llvm::PPCSubtarget::isPPC6xx ( ) const

inline

Definition at line 261 of file PPCSubtarget.h.

isQPXStackUnaligned()

bool llvm::PPCSubtarget::isQPXStackUnaligned ( ) const

inline

Definition at line 273 of file PPCSubtarget.h.

isSecurePlt()

bool llvm::PPCSubtarget::isSecurePlt ( ) const

inline

Definition at line 262 of file PPCSubtarget.h.

Referenced by GetSymbolRef(), and mayUseP9Setb().

isSVR4ABI()

bool llvm::PPCSubtarget::isSVR4ABI ( ) const

inline

Definition at line 310 of file PPCSubtarget.h.

Referenced by llvm::PPC::createFastISel(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCFrameLowering::emitPrologue(), llvm::PPCFrameLowering::enableShrinkWrapping(), EnsureStackAlignment(), llvm::PPCRegisterInfo::getBaseRegister(), llvm::PPCFrameLowering::getCalleeSavedSpillSlots(), llvm::PPCTargetLowering::getPICJumpTableRelocBaseExpr(), llvm::PPCRegisterInfo::getReservedRegs(), getTOCEntry(), llvm::PPCRegisterInfo::hasReservedSpillSlot(), llvm::PPCRegisterInfo::isCallerPreservedPhysReg(), llvm::PPCInstrInfo::isSignOrZeroExtended(), mayUseP9Setb(), needStackSlotPassParameters(), llvm::PPCTargetLowering::PPCTargetLowering(), PrepareCall(), llvm::PPCFrameLowering::processFunctionBeforeFrameFinalized(), llvm::PPCFrameLowering::replaceFPWithRealFP(), llvm::PPCFrameLowering::restoreCalleeSavedRegisters(), and llvm::PPCFrameLowering::spillCalleeSavedRegisters().

isTargetELF()

bool llvm::PPCSubtarget::isTargetELF ( ) const

inline

Definition at line 305 of file PPCSubtarget.h.

References llvm::Triple::isOSBinFormatELF().

Referenced by mayUseP9Setb(), and PrepareCall().

isTargetLinux()

bool llvm::PPCSubtarget::isTargetLinux ( ) const

inline

Definition at line 307 of file PPCSubtarget.h.

References llvm::Triple::isOSLinux().

isTargetMachO()

bool llvm::PPCSubtarget::isTargetMachO ( ) const

inline

Definition at line 306 of file PPCSubtarget.h.

References llvm::Triple::isOSBinFormatMachO().

isXRaySupported()

bool llvm::PPCSubtarget::isXRaySupported ( ) const

inlineoverride

Definition at line 334 of file PPCSubtarget.h.

needsSwapsForVSXMemOps()

bool llvm::PPCSubtarget::needsSwapsForVSXMemOps ( ) const

inline

Definition at line 292 of file PPCSubtarget.h.

overrideSchedPolicy()

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

override

Definition at line 198 of file PPCSubtarget.cpp.

References llvm::MachineSchedPolicy::OnlyBottomUp, and llvm::MachineSchedPolicy::ShouldTrackPressure.

ParseSubtargetFeatures()

void llvm::PPCSubtarget::ParseSubtargetFeatures	(	StringRef	CPU,
		StringRef	FS
	)

ParseSubtargetFeatures - Parses features string setting specified subtarget options.

Definition of function is auto generated by tblgen.

Referenced by PPCSubtarget().

use64BitRegs()

bool llvm::PPCSubtarget::use64BitRegs ( ) const

inline

use64BitRegs - Return true if in 64-bit mode or if we should use 64-bit registers in 32-bit mode when possible.

This can only true if has64BitSupport() returns true.

Definition at line 216 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::PPCTargetLowering().

useAA()

bool PPCSubtarget::useAA ( ) const

override

Definition at line 211 of file PPCSubtarget.cpp.

useCRBits()

bool llvm::PPCSubtarget::useCRBits ( ) const

inline

useCRBits - Return true if we should store and manipulate i1 values in the individual condition register bits.

Definition at line 220 of file PPCSubtarget.h.

Referenced by computeBranchTargetAndInversion(), llvm::PPCTargetLowering::getSetCCResultType(), getVCmpInst(), mayUseP9Setb(), and llvm::PPCTargetLowering::PPCTargetLowering().

useLongCalls()

bool llvm::PPCSubtarget::useLongCalls ( ) const

inline

Definition at line 291 of file PPCSubtarget.h.

useSoftFloat()

bool llvm::PPCSubtarget::useSoftFloat ( ) const

inline

Definition at line 211 of file PPCSubtarget.h.

Referenced by llvm::PPCTargetLowering::useSoftFloat().

Member Data Documentation

DarwinDirective

unsigned llvm::PPCSubtarget::DarwinDirective

protected

Which cpu directive was used.

Definition at line 88 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

DeprecatedDST

bool llvm::PPCSubtarget::DeprecatedDST

protected

Definition at line 126 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

FeatureMFTB

bool llvm::PPCSubtarget::FeatureMFTB

protected

Definition at line 125 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

FrameLowering

PPCFrameLowering llvm::PPCSubtarget::FrameLowering

protected

Definition at line 148 of file PPCSubtarget.h.

Has64BitSupport

bool llvm::PPCSubtarget::Has64BitSupport

protected

Definition at line 92 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasAltivec

bool llvm::PPCSubtarget::HasAltivec

protected

Definition at line 97 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasBPERMD

bool llvm::PPCSubtarget::HasBPERMD

protected

Definition at line 116 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasCMPB

bool llvm::PPCSubtarget::HasCMPB

protected

Definition at line 118 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasDirectMove

bool llvm::PPCSubtarget::HasDirectMove

protected

Definition at line 132 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasExtDiv

bool llvm::PPCSubtarget::HasExtDiv

protected

Definition at line 117 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFCPSGN

bool llvm::PPCSubtarget::HasFCPSGN

protected

Definition at line 107 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFloat128

bool llvm::PPCSubtarget::HasFloat128

protected

Definition at line 135 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFPCVT

bool llvm::PPCSubtarget::HasFPCVT

protected

Definition at line 114 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFPRND

bool llvm::PPCSubtarget::HasFPRND

protected

Definition at line 113 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFPU

bool llvm::PPCSubtarget::HasFPU

protected

Definition at line 98 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFRE

bool llvm::PPCSubtarget::HasFRE

protected

Definition at line 109 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFRES

bool llvm::PPCSubtarget::HasFRES

protected

Definition at line 109 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFRSQRTE

bool llvm::PPCSubtarget::HasFRSQRTE

protected

Definition at line 109 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFRSQRTES

bool llvm::PPCSubtarget::HasFRSQRTES

protected

Definition at line 109 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFSQRT

bool llvm::PPCSubtarget::HasFSQRT

protected

Definition at line 108 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasFusion

bool llvm::PPCSubtarget::HasFusion

protected

Definition at line 134 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasHardFloat

bool llvm::PPCSubtarget::HasHardFloat

protected

Definition at line 95 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasHTM

bool llvm::PPCSubtarget::HasHTM

protected

Definition at line 133 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasICBT

bool llvm::PPCSubtarget::HasICBT

protected

Definition at line 129 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasInvariantFunctionDescriptors

bool llvm::PPCSubtarget::HasInvariantFunctionDescriptors

protected

Definition at line 130 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasISEL

bool llvm::PPCSubtarget::HasISEL

protected

Definition at line 115 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasLazyResolverStubs

bool llvm::PPCSubtarget::HasLazyResolverStubs

protected

Definition at line 127 of file PPCSubtarget.h.

Referenced by hasLazyResolverStub(), and PPCSubtarget().

HasLDBRX

bool llvm::PPCSubtarget::HasLDBRX

protected

Definition at line 119 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasLFIWAX

bool llvm::PPCSubtarget::HasLFIWAX

protected

Definition at line 112 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasMFOCRF

bool llvm::PPCSubtarget::HasMFOCRF

protected

Used by the ISel to turn in optimizations for POWER4-derived architectures.

Definition at line 91 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasOnlyMSYNC

bool llvm::PPCSubtarget::HasOnlyMSYNC

protected

Definition at line 121 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasP8Altivec

bool llvm::PPCSubtarget::HasP8Altivec

protected

Definition at line 103 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasP8Crypto

bool llvm::PPCSubtarget::HasP8Crypto

protected

Definition at line 104 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasP8Vector

bool llvm::PPCSubtarget::HasP8Vector

protected

Definition at line 102 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasP9Altivec

bool llvm::PPCSubtarget::HasP9Altivec

protected

Definition at line 106 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasP9Vector

bool llvm::PPCSubtarget::HasP9Vector

protected

Definition at line 105 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasPartwordAtomics

bool llvm::PPCSubtarget::HasPartwordAtomics

protected

Definition at line 131 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasPOPCNTD

POPCNTDKind llvm::PPCSubtarget::HasPOPCNTD

protected

Definition at line 140 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasQPX

bool llvm::PPCSubtarget::HasQPX

protected

Definition at line 100 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasRecipPrec

bool llvm::PPCSubtarget::HasRecipPrec

protected

Definition at line 110 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasSPE

bool llvm::PPCSubtarget::HasSPE

protected

Definition at line 99 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasSTFIWX

bool llvm::PPCSubtarget::HasSTFIWX

protected

Definition at line 111 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

HasVSX

bool llvm::PPCSubtarget::HasVSX

protected

Definition at line 101 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

InstrInfo

PPCInstrInfo llvm::PPCSubtarget::InstrInfo

protected

Definition at line 149 of file PPCSubtarget.h.

InstrItins

InstrItineraryData llvm::PPCSubtarget::InstrItins

protected

Selected instruction itineraries (one entry per itinerary class.)

Definition at line 85 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsBookE

bool llvm::PPCSubtarget::IsBookE

protected

Definition at line 120 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsE500

bool llvm::PPCSubtarget::IsE500

protected

Definition at line 122 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsISA3_0

bool llvm::PPCSubtarget::IsISA3_0

protected

Definition at line 136 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsLittleEndian

bool llvm::PPCSubtarget::IsLittleEndian

protected

Definition at line 128 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsPPC4xx

bool llvm::PPCSubtarget::IsPPC4xx

protected

Definition at line 123 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsPPC64

bool llvm::PPCSubtarget::IsPPC64

protected

Definition at line 96 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsPPC6xx

bool llvm::PPCSubtarget::IsPPC6xx

protected

Definition at line 124 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

IsQPXStackUnaligned

bool llvm::PPCSubtarget::IsQPXStackUnaligned

protected

When targeting QPX running a stock PPC64 Linux kernel where the stack alignment has not been changed, we need to keep the 16-byte alignment of the stack.

Definition at line 145 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

SecurePlt

bool llvm::PPCSubtarget::SecurePlt

protected

Definition at line 138 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

StackAlignment

unsigned llvm::PPCSubtarget::StackAlignment

protected

stackAlignment - The minimum alignment known to hold of the stack frame on entry to the function and which must be maintained by every function.

Definition at line 82 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

TargetTriple

Triple llvm::PPCSubtarget::TargetTriple

protected

TargetTriple - What processor and OS we're targeting.

Definition at line 78 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

TLInfo

PPCTargetLowering llvm::PPCSubtarget::TLInfo

protected

Definition at line 150 of file PPCSubtarget.h.

TM

const PPCTargetMachine& llvm::PPCSubtarget::TM

protected

Definition at line 147 of file PPCSubtarget.h.

Referenced by classifyGlobalReference(), hasLazyResolverStub(), isELFv2ABI(), and isPPC64().

TSInfo

SelectionDAGTargetInfo llvm::PPCSubtarget::TSInfo

protected

Definition at line 151 of file PPCSubtarget.h.

Use64BitRegs

bool llvm::PPCSubtarget::Use64BitRegs

protected

Definition at line 93 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

UseCRBits

bool llvm::PPCSubtarget::UseCRBits

protected

Definition at line 94 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

UseLongCalls

bool llvm::PPCSubtarget::UseLongCalls

protected

Definition at line 137 of file PPCSubtarget.h.

Referenced by PPCSubtarget().

---

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

• lib/Target/PowerPC/PPCSubtarget.h
• lib/Target/PowerPC/PPCSubtarget.cpp