PC alignment fault (AArch64 only) More...

#include <faults.hh>

Inheritance diagram for gem5::ArmISA::PCAlignmentFault:

Public Member Functions
	PCAlignmentFault (Addr fault_pc)

void	invoke (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr) override

bool	routeToHyp (ThreadContext *tc) const override

bool	il (ThreadContext *tc) const override
	Syndrome methods.

Public Member Functions inherited from gem5::ArmISA::ArmFaultVals< PCAlignmentFault >
	ArmFaultVals (ExtMachInst mach_inst=0, uint32_t _iss=0)

FaultName	name () const override

FaultOffset	offset (ThreadContext *tc) override

FaultOffset	offset64 (ThreadContext *tc) override

OperatingMode	nextMode () override

virtual bool	routeToMonitor (ThreadContext *tc) const override

uint8_t	armPcOffset (bool is_hyp) override

uint8_t	thumbPcOffset (bool is_hyp) override

uint8_t	armPcElrOffset () override

uint8_t	thumbPcElrOffset () override

bool	abortDisable (ThreadContext *tc) override

bool	fiqDisable (ThreadContext *tc) override

ExceptionClass	ec (ThreadContext *tc) const override
	Syndrome methods.

uint32_t	iss () const override

Public Member Functions inherited from gem5::ArmISA::ArmFault
	ArmFault (ExtMachInst mach_inst=0, uint32_t _iss=0)

MiscRegIndex	getSyndromeReg64 () const

void	invoke32 (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr)

void	invoke64 (ThreadContext *tc, const StaticInstPtr &inst=nullStaticInstPtr)

virtual void	update (ThreadContext *tc)

bool	isResetSPSR ()

bool	vectorCatch (ThreadContext *tc, const StaticInstPtr &inst)

ArmStaticInst *	instrAnnotate (const StaticInstPtr &inst)

virtual void	annotate (AnnotationIDs id, uint64_t val)

virtual uint32_t	vectorCatchFlag () const

virtual bool	isStage2 () const

virtual FSR	getFsr (ThreadContext *tc) const

virtual void	setSyndrome (ThreadContext *tc, MiscRegIndex syndrome_reg)

virtual bool	getFaultVAddr (Addr &va) const

OperatingMode	getToMode () const

virtual bool	isExternalAbort () const

Public Member Functions inherited from gem5::FaultBase
virtual	~FaultBase ()

Protected Attributes
Addr	faultPC
	The unaligned value of the PC.

Protected Attributes inherited from gem5::ArmISA::ArmFault
ExtMachInst	machInst

uint32_t	issRaw

bool	bStep

bool	from64

bool	to64

ExceptionLevel	fromEL

ExceptionLevel	toEL

OperatingMode	fromMode

OperatingMode	toMode

bool	faultUpdated

bool	hypRouted

bool	span

Additional Inherited Members
Public Types inherited from gem5::ArmISA::ArmFault
enum	FaultSource { AlignmentFault = 0 , InstructionCacheMaintenance , SynchExtAbtOnTranslTableWalkLL , SynchPtyErrOnTranslTableWalkLL = SynchExtAbtOnTranslTableWalkLL + 4 , TranslationLL = SynchPtyErrOnTranslTableWalkLL + 4 , AccessFlagLL = TranslationLL + 4 , DomainLL = AccessFlagLL + 4 , PermissionLL = DomainLL + 4 , DebugEvent = PermissionLL + 4 , SynchronousExternalAbort , TLBConflictAbort , SynchPtyErrOnMemoryAccess , AsynchronousExternalAbort , AsynchPtyErrOnMemoryAccess , AddressSizeLL , PrefetchTLBMiss = AddressSizeLL + 4 , PrefetchUncacheable , NumFaultSources , FaultSourceInvalid = 0xff }
	Generic fault source enums used to index into {short/long/aarch64}DescFaultSources[] to get the actual encodings based on the current register width state and the translation table format in use. More...

enum	AnnotationIDs { S1PTW , OVA , SAS , SSE , SRT , CM , OFA , WnR , SF , AR }

enum	DebugType { NODEBUG = 0 , BRKPOINT , VECTORCATCH , WPOINT_CM , WPOINT_NOCM }

Static Public Attributes inherited from gem5::ArmISA::ArmFault
static uint8_t	shortDescFaultSources [NumFaultSources]
	Encodings of the fault sources when the short-desc.

static uint8_t	longDescFaultSources [NumFaultSources]
	Encodings of the fault sources when the long-desc.

static uint8_t	aarch64FaultSources [NumFaultSources]
	Encodings of the fault sources in AArch64 state.

Protected Member Functions inherited from gem5::ArmISA::ArmFaultVals< PCAlignmentFault >
ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

ArmFault::FaultVals	vals

Protected Member Functions inherited from gem5::ArmISA::ArmFault
virtual Addr	getVector (ThreadContext *tc)

Addr	getVector64 (ThreadContext *tc)

Static Protected Attributes inherited from gem5::ArmISA::ArmFaultVals< PCAlignmentFault >
static FaultVals	vals

Detailed Description

PC alignment fault (AArch64 only)

Definition at line 622 of file faults.hh.

Constructor & Destructor Documentation

◆ PCAlignmentFault()

gem5::ArmISA::PCAlignmentFault::PCAlignmentFault ( Addr fault_pc )

inline

Definition at line 628 of file faults.hh.

References faultPC.

Member Function Documentation

◆ il()

bool gem5::ArmISA::PCAlignmentFault::il ( ThreadContext * tc ) const

inlineoverridevirtual

Syndrome methods.

Reimplemented from gem5::ArmISA::ArmFaultVals< PCAlignmentFault >.

Definition at line 635 of file faults.hh.

◆ invoke()

void gem5::ArmISA::PCAlignmentFault::invoke	(	ThreadContext *	tc,
		const StaticInstPtr &	inst = nullStaticInstPtr )

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1523 of file faults.cc.

References faultPC, gem5::ArmISA::ArmFault::from64, gem5::ArmISA::ArmFault::invoke(), gem5::ArmISA::ArmFault::toEL, and gem5::ArmISA::misc_regs::writeRegister().

◆ routeToHyp()

bool gem5::ArmISA::PCAlignmentFault::routeToHyp ( ThreadContext * tc ) const

overridevirtual

Reimplemented from gem5::ArmISA::ArmFault.

Definition at line 1532 of file faults.cc.

References gem5::ArmISA::EL1, gem5::ArmISA::EL2, gem5::ArmISA::EL2Enabled(), gem5::ArmISA::ArmFault::fromEL, gem5::ArmISA::MISCREG_HCR_EL2, and gem5::ThreadContext::readMiscRegNoEffect().

Member Data Documentation

◆ faultPC

Addr gem5::ArmISA::PCAlignmentFault::faultPC

protected

The unaligned value of the PC.

Definition at line 626 of file faults.hh.

Referenced by invoke(), and PCAlignmentFault().

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

arch/arm/faults.hh
arch/arm/faults.cc

Public Member Functions

Protected Attributes

Additional Inherited Members