#include <PPCSubtarget.h>

Inheritance diagram for llvm::PPCSubtarget:

Collaboration diagram for llvm::PPCSubtarget:

Public Member Functions
	PPCSubtarget (const std::string &TT, const std::string &CPU, const std::string &FS, bool is64Bit)

void	ParseSubtargetFeatures (StringRef CPU, StringRef FS)

void	SetJITMode ()

unsigned	getStackAlignment () const

unsigned	getDarwinDirective () const

const InstrItineraryData &	getInstrItineraryData () const

const char *	getDataLayoutString () const

virtual void	resetSubtargetFeatures (const MachineFunction *MF)
	Reset the features for the PowerPC target. More...

bool	isPPC64 () const

bool	has64BitSupport () const

bool	use64BitRegs () const

bool	hasLazyResolverStub (const GlobalValue *GV, const TargetMachine &TM) const

bool	isJITCodeModel () const

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	hasQPX () const

bool	hasMFOCRF () const

bool	hasISEL () const

bool	hasPOPCNTD () const

bool	hasLDBRX () const

bool	isBookE () const

bool	isDeprecatedMFTB () const

bool	isDeprecatedDST () const

const Triple &	getTargetTriple () const

bool	isDarwin () const
	isDarwin - True if this is any darwin platform. More...

bool	isBGP () const
	isBGP - True if this is a BG/P platform. More...

bool	isBGQ () const
	isBGQ - True if this is a BG/Q platform. More...

bool	isDarwinABI () const

bool	isSVR4ABI () const

bool	enablePostRAScheduler (CodeGenOpt::Level OptLevel, TargetSubtargetInfo::AntiDepBreakMode &Mode, RegClassVector &CriticalPathRCs) const
	enablePostRAScheduler - True at 'More' optimization. More...

bool	enableMachineScheduler () const

void	overrideSchedPolicy (MachineSchedPolicy &Policy, MachineInstr begin, MachineInstr end, unsigned NumRegionInstrs) const

bool	useAA () const

Protected Attributes
unsigned	StackAlignment

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	IsPPC64

bool	HasAltivec

bool	HasQPX

bool	HasVSX

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	HasPOPCNTD

bool	HasLDBRX

bool	IsBookE

bool	DeprecatedMFTB

bool	DeprecatedDST

bool	HasLazyResolverStubs

bool	IsJITCodeModel

bool	IsLittleEndian

Triple	TargetTriple
	TargetTriple - What processor and OS we're targeting. More...

Detailed Description

Definition at line 60 of file PPCSubtarget.h.

Constructor & Destructor Documentation

PPCSubtarget::PPCSubtarget	(	const std::string &	TT,
		const std::string &	CPU,
		const std::string &	FS,
		bool	is64Bit
	)

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

Definition at line 33 of file PPCSubtarget.cpp.

References resetSubtargetFeatures().

Member Function Documentation

bool PPCSubtarget::enableMachineScheduler ( ) const

Definition at line 194 of file PPCSubtarget.cpp.

References DarwinDirective, and needsAggressiveScheduling().

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

bool PPCSubtarget::enablePostRAScheduler	(	CodeGenOpt::Level	OptLevel,
		TargetSubtargetInfo::AntiDepBreakMode &	Mode,
		RegClassVector &	CriticalPathRCs
	)		const

enablePostRAScheduler - True at 'More' optimization.

Definition at line 166 of file PPCSubtarget.cpp.

References llvm::TargetSubtargetInfo::ANTIDEP_ALL, llvm::CodeGenOpt::Default, and isPPC64().

unsigned llvm::PPCSubtarget::getDarwinDirective ( ) const

inline

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

Definition at line 123 of file PPCSubtarget.h.

References DarwinDirective.

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

const char* llvm::PPCSubtarget::getDataLayoutString ( ) const

inline

getDataLayoutString - Return the pointer size and type alignment properties of this subtarget.

Definition at line 131 of file PPCSubtarget.h.

References llvm::Triple::FreeBSD, llvm::Triple::getOS(), isPPC64(), isSVR4ABI(), and TargetTriple.

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

inline

getInstrItins - Return the instruction itineraies based on subtarget selection.

Definition at line 127 of file PPCSubtarget.h.

References InstrItins.

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 119 of file PPCSubtarget.h.

References StackAlignment.

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

inline

Definition at line 199 of file PPCSubtarget.h.

References TargetTriple.

Referenced by PrepareCall().

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 158 of file PPCSubtarget.h.

References Has64BitSupport.

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

bool llvm::PPCSubtarget::hasAltivec ( ) const

inline

Definition at line 189 of file PPCSubtarget.h.

References HasAltivec.

Referenced by llvm::PPCTargetLowering::getByValTypeAlignment(), llvm::PPCRegisterInfo::getCalleeSavedRegs(), llvm::PPCRegisterInfo::getCallPreservedMask(), llvm::PPCRegisterInfo::getReservedRegs(), and llvm::PPCTargetLowering::PPCTargetLowering().

bool llvm::PPCSubtarget::hasFCPSGN ( ) const

inline

Definition at line 178 of file PPCSubtarget.h.

References HasFCPSGN.

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

bool llvm::PPCSubtarget::hasFPCVT ( ) const

inline

Definition at line 188 of file PPCSubtarget.h.

References HasFPCVT.

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

bool llvm::PPCSubtarget::hasFPRND ( ) const

inline

Definition at line 187 of file PPCSubtarget.h.

References HasFPRND.

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

bool llvm::PPCSubtarget::hasFRE ( ) const

inline

Definition at line 180 of file PPCSubtarget.h.

References HasFRE.

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

bool llvm::PPCSubtarget::hasFRES ( ) const

inline

Definition at line 181 of file PPCSubtarget.h.

References HasFRES.

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

bool llvm::PPCSubtarget::hasFRSQRTE ( ) const

inline

Definition at line 182 of file PPCSubtarget.h.

References HasFRSQRTE.

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

bool llvm::PPCSubtarget::hasFRSQRTES ( ) const

inline

Definition at line 183 of file PPCSubtarget.h.

References HasFRSQRTES.

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

bool llvm::PPCSubtarget::hasFSQRT ( ) const

inline

Definition at line 179 of file PPCSubtarget.h.

References HasFSQRT.

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

bool llvm::PPCSubtarget::hasISEL ( ) const

inline

Definition at line 192 of file PPCSubtarget.h.

References HasISEL.

Referenced by llvm::PPCInstrInfo::canInsertSelect(), llvm::PPCTargetLowering::EmitInstrWithCustomInserter(), and llvm::PPCInstrInfo::insertSelect().

bool PPCSubtarget::hasLazyResolverStub	(	const GlobalValue *	GV,
		const TargetMachine &	TM
	)		const

hasLazyResolverStub - 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 152 of file PPCSubtarget.cpp.

References llvm::TargetMachine::getRelocationModel(), llvm::GlobalValue::hasCommonLinkage(), llvm::GlobalValue::hasHiddenVisibility(), HasLazyResolverStubs, llvm::GlobalValue::hasLinkOnceLinkage(), llvm::GlobalValue::hasWeakLinkage(), llvm::GlobalValue::isDeclaration(), llvm::GlobalValue::isMaterializable(), and llvm::Reloc::Static.

Referenced by GetLabelAccessInfo().

bool llvm::PPCSubtarget::hasLDBRX ( ) const

inline

Definition at line 194 of file PPCSubtarget.h.

References HasLDBRX.

bool llvm::PPCSubtarget::hasLFIWAX ( ) const

inline

Definition at line 186 of file PPCSubtarget.h.

References HasLFIWAX.

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

bool llvm::PPCSubtarget::hasMFOCRF ( ) const

inline

Definition at line 191 of file PPCSubtarget.h.

References HasMFOCRF.

bool llvm::PPCSubtarget::hasPOPCNTD ( ) const

inline

Definition at line 193 of file PPCSubtarget.h.

References HasPOPCNTD.

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

bool llvm::PPCSubtarget::hasQPX ( ) const

inline

Definition at line 190 of file PPCSubtarget.h.

References HasQPX.

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

bool llvm::PPCSubtarget::hasRecipPrec ( ) const

inline

Definition at line 184 of file PPCSubtarget.h.

References HasRecipPrec.

bool llvm::PPCSubtarget::hasSTFIWX ( ) const

inline

Definition at line 185 of file PPCSubtarget.h.

References HasSTFIWX.

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

bool llvm::PPCSubtarget::isBGP ( ) const

inline

isBGP - True if this is a BG/P platform.

Definition at line 204 of file PPCSubtarget.h.

References llvm::Triple::BGP, llvm::Triple::getVendor(), and TargetTriple.

Referenced by llvm::PPCTargetMachine::PPCTargetMachine().

bool llvm::PPCSubtarget::isBGQ ( ) const

inline

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

Definition at line 206 of file PPCSubtarget.h.

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

bool llvm::PPCSubtarget::isBookE ( ) const

inline

Definition at line 195 of file PPCSubtarget.h.

References IsBookE.

bool llvm::PPCSubtarget::isDarwin ( ) const

inline

isDarwin - True if this is any darwin platform.

Definition at line 202 of file PPCSubtarget.h.

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

Referenced by createPPCAsmPrinterPass(), CreateTLOF(), llvm::PPCTargetLowering::getByValTypeAlignment(), isDarwinABI(), isSVR4ABI(), and llvm::PPCTargetLowering::PPCTargetLowering().

bool llvm::PPCSubtarget::isDarwinABI ( ) const

inline

Definition at line 208 of file PPCSubtarget.h.

References isDarwin().

Referenced by llvm::PPCFrameLowering::determineFrameLayout(), llvm::PPCFrameLowering::emitEpilogue(), llvm::PPCJITInfo::emitFunctionStub(), llvm::PPCFrameLowering::emitPrologue(), llvm::PPCRegisterInfo::getCalleeSavedRegs(), llvm::PPCFrameLowering::getCalleeSavedSpillSlots(), llvm::PPCRegisterInfo::getCallPreservedMask(), llvm::PPCRegisterInfo::getReservedRegs(), llvm::PPCFrameLowering::processFunctionBeforeCalleeSavedScan(), llvm::PPCFrameLowering::restoreCalleeSavedRegisters(), and llvm::PPCFrameLowering::spillCalleeSavedRegisters().

bool llvm::PPCSubtarget::isDeprecatedDST ( ) const

inline

Definition at line 197 of file PPCSubtarget.h.

References DeprecatedDST.

bool llvm::PPCSubtarget::isDeprecatedMFTB ( ) const

inline

Definition at line 196 of file PPCSubtarget.h.

References DeprecatedMFTB.

bool llvm::PPCSubtarget::isJITCodeModel ( ) const

inline

Definition at line 172 of file PPCSubtarget.h.

References IsJITCodeModel.

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

bool llvm::PPCSubtarget::isLittleEndian ( ) const

inline

Definition at line 175 of file PPCSubtarget.h.

References IsLittleEndian.

bool llvm::PPCSubtarget::isPPC64 ( ) const

inline

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

Definition at line 154 of file PPCSubtarget.h.

References IsPPC64.

bool llvm::PPCSubtarget::isSVR4ABI ( ) const

inline

void PPCSubtarget::overrideSchedPolicy	(	MachineSchedPolicy &	Policy,
		MachineInstr *	begin,
		MachineInstr *	end,
		unsigned	NumRegionInstrs
	)		const

Definition at line 201 of file PPCSubtarget.cpp.

References DarwinDirective, needsAggressiveScheduling(), llvm::MachineSchedPolicy::OnlyBottomUp, llvm::MachineSchedPolicy::OnlyTopDown, and llvm::MachineSchedPolicy::ShouldTrackPressure.

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

ParseSubtargetFeatures - Parses features string setting specified subtarget options. Definition of function is auto generated by tblgen.

void PPCSubtarget::resetSubtargetFeatures ( const MachineFunction * MF )

virtual

Reset the features for the PowerPC target.

Definition at line 54 of file PPCSubtarget.cpp.

References llvm::X86II::FS, llvm::AttributeSet::getAttribute(), llvm::Function::getAttributes(), llvm::MachineFunction::getFunction(), llvm::Attribute::getValueAsString(), llvm::Attribute::hasAttribute(), and llvm::Attribute::None.

Referenced by PPCSubtarget().

void PPCSubtarget::SetJITMode ( )

SetJITMode - This is called to inform the subtarget info that we are producing code for the JIT.

Definition at line 44 of file PPCSubtarget.cpp.

References HasLazyResolverStubs, and IsJITCodeModel.

Referenced by llvm::PPCTargetMachine::addCodeEmitter().

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 163 of file PPCSubtarget.h.

References Use64BitRegs.

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

bool PPCSubtarget::useAA ( ) const

Definition at line 215 of file PPCSubtarget.cpp.

References DarwinDirective, and needsAggressiveScheduling().

Member Data Documentation

unsigned llvm::PPCSubtarget::DarwinDirective

protected

Which cpu directive was used.

Definition at line 70 of file PPCSubtarget.h.

Referenced by enableMachineScheduler(), getDarwinDirective(), overrideSchedPolicy(), and useAA().

bool llvm::PPCSubtarget::DeprecatedDST

protected

Definition at line 93 of file PPCSubtarget.h.

Referenced by isDeprecatedDST().

bool llvm::PPCSubtarget::DeprecatedMFTB

protected

Definition at line 92 of file PPCSubtarget.h.

Referenced by isDeprecatedMFTB().

bool llvm::PPCSubtarget::Has64BitSupport

protected

Definition at line 74 of file PPCSubtarget.h.

Referenced by has64BitSupport().

bool llvm::PPCSubtarget::HasAltivec

protected

Definition at line 77 of file PPCSubtarget.h.

Referenced by hasAltivec().

bool llvm::PPCSubtarget::HasFCPSGN

protected

Definition at line 80 of file PPCSubtarget.h.

Referenced by hasFCPSGN().

bool llvm::PPCSubtarget::HasFPCVT

protected

Definition at line 87 of file PPCSubtarget.h.

Referenced by hasFPCVT().

bool llvm::PPCSubtarget::HasFPRND

protected

Definition at line 86 of file PPCSubtarget.h.

Referenced by hasFPRND().

bool llvm::PPCSubtarget::HasFRE

protected

Definition at line 82 of file PPCSubtarget.h.

Referenced by hasFRE().

bool llvm::PPCSubtarget::HasFRES

protected

Definition at line 82 of file PPCSubtarget.h.

Referenced by hasFRES().

bool llvm::PPCSubtarget::HasFRSQRTE

protected

Definition at line 82 of file PPCSubtarget.h.

Referenced by hasFRSQRTE().

bool llvm::PPCSubtarget::HasFRSQRTES

protected

Definition at line 82 of file PPCSubtarget.h.

Referenced by hasFRSQRTES().

bool llvm::PPCSubtarget::HasFSQRT

protected

Definition at line 81 of file PPCSubtarget.h.

Referenced by hasFSQRT().

bool llvm::PPCSubtarget::HasISEL

protected

Definition at line 88 of file PPCSubtarget.h.

Referenced by hasISEL().

bool llvm::PPCSubtarget::HasLazyResolverStubs

protected

Definition at line 94 of file PPCSubtarget.h.

Referenced by hasLazyResolverStub(), and SetJITMode().

bool llvm::PPCSubtarget::HasLDBRX

protected

Definition at line 90 of file PPCSubtarget.h.

Referenced by hasLDBRX().

bool llvm::PPCSubtarget::HasLFIWAX

protected

Definition at line 85 of file PPCSubtarget.h.

Referenced by hasLFIWAX().

bool llvm::PPCSubtarget::HasMFOCRF

protected

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

Definition at line 73 of file PPCSubtarget.h.

Referenced by hasMFOCRF().

bool llvm::PPCSubtarget::HasPOPCNTD

protected

Definition at line 89 of file PPCSubtarget.h.

Referenced by hasPOPCNTD().

bool llvm::PPCSubtarget::HasQPX

protected

Definition at line 78 of file PPCSubtarget.h.

Referenced by hasQPX().

bool llvm::PPCSubtarget::HasRecipPrec

protected

Definition at line 83 of file PPCSubtarget.h.

Referenced by hasRecipPrec().

bool llvm::PPCSubtarget::HasSTFIWX

protected

Definition at line 84 of file PPCSubtarget.h.

Referenced by hasSTFIWX().

bool llvm::PPCSubtarget::HasVSX

protected

Definition at line 79 of file PPCSubtarget.h.

InstrItineraryData llvm::PPCSubtarget::InstrItins

protected

Selected instruction itineraries (one entry per itinerary class.)

Definition at line 67 of file PPCSubtarget.h.

Referenced by getInstrItineraryData().

bool llvm::PPCSubtarget::IsBookE

protected

Definition at line 91 of file PPCSubtarget.h.

Referenced by isBookE().

bool llvm::PPCSubtarget::IsJITCodeModel

protected

Definition at line 95 of file PPCSubtarget.h.

Referenced by isJITCodeModel(), and SetJITMode().

bool llvm::PPCSubtarget::IsLittleEndian

protected

Definition at line 96 of file PPCSubtarget.h.

Referenced by isLittleEndian().

bool llvm::PPCSubtarget::IsPPC64

protected

Definition at line 76 of file PPCSubtarget.h.

Referenced by isPPC64().

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 64 of file PPCSubtarget.h.

Referenced by getStackAlignment().

Triple llvm::PPCSubtarget::TargetTriple

protected

TargetTriple - What processor and OS we're targeting.

Definition at line 99 of file PPCSubtarget.h.

Referenced by getDataLayoutString(), getTargetTriple(), isBGP(), isBGQ(), and isDarwin().

bool llvm::PPCSubtarget::Use64BitRegs

protected

Definition at line 75 of file PPCSubtarget.h.

Referenced by use64BitRegs().

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

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation