ArmISA::UndefinedInstruction Class Reference

#include <faults.hh>

Inheritance diagram for ArmISA::UndefinedInstruction:

Public Member Functions
	UndefinedInstruction (ExtMachInst _machInst, bool _unknown, const char *_mnemonic=NULL, bool _disabled=false)
	UndefinedInstruction (ExtMachInst _machInst, uint32_t _iss, ExceptionClass _overrideEc, const char *_mnemonic=NULL)
void	invoke (ThreadContext *tc, const StaticInstPtr &inst=StaticInst::nullStaticInstPtr)
bool	routeToHyp (ThreadContext *tc) const
ExceptionClass	ec (ThreadContext *tc) const
uint32_t	iss () const
Public Member Functions inherited from ArmISA::ArmFaultVals< UndefinedInstruction >
	ArmFaultVals (ExtMachInst _machInst=0, uint32_t _iss=0)
FaultName	name () const
FaultStat &	countStat ()
FaultOffset	offset (ThreadContext *tc)
FaultOffset	offset64 ()
OperatingMode	nextMode ()
virtual bool	routeToMonitor (ThreadContext *tc) const
uint8_t	armPcOffset (bool isHyp)
uint8_t	thumbPcOffset (bool isHyp)
uint8_t	armPcElrOffset ()
uint8_t	thumbPcElrOffset ()
virtual bool	abortDisable (ThreadContext *tc)
virtual bool	fiqDisable (ThreadContext *tc)
Public Member Functions inherited from ArmISA::ArmFault
	ArmFault (ExtMachInst _machInst=0, uint32_t _iss=0)
MiscRegIndex	getSyndromeReg64 () const
MiscRegIndex	getFaultAddrReg64 () const
void	invoke64 (ThreadContext *tc, const StaticInstPtr &inst=StaticInst::nullStaticInstPtr)
virtual void	annotate (AnnotationIDs id, uint64_t val)
virtual bool	isStage2 () const
virtual FSR	getFsr (ThreadContext *tc)
virtual void	setSyndrome (ThreadContext *tc, MiscRegIndex syndrome_reg)

Protected Attributes
bool	unknown
bool	disabled
ExceptionClass	overrideEc
const char *	mnemonic
Protected Attributes inherited from ArmISA::ArmFault
ExtMachInst	machInst
uint32_t	issRaw
bool	from64
bool	to64
ExceptionLevel	fromEL
ExceptionLevel	toEL
OperatingMode	fromMode

Additional Inherited Members
Public Types inherited from 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, SF, AR }
enum	TranMethod { LpaeTran, VmsaTran, UnknownTran }
Static Public Attributes inherited from ArmISA::ArmFault
static uint8_t	shortDescFaultSources [NumFaultSources]
	Encodings of the fault sources when the short-desc. More...
static uint8_t	longDescFaultSources [NumFaultSources]
	Encodings of the fault sources when the long-desc. More...
static uint8_t	aarch64FaultSources [NumFaultSources]
	Encodings of the fault sources in AArch64 state. More...
Protected Member Functions inherited from ArmISA::ArmFault
Addr	getVector (ThreadContext *tc)
Addr	getVector64 (ThreadContext *tc)
Static Protected Attributes inherited from ArmISA::ArmFaultVals< UndefinedInstruction >
static FaultVals	vals

Detailed Description

Definition at line 257 of file faults.hh.

Constructor & Destructor Documentation

ArmISA::UndefinedInstruction::UndefinedInstruction ( ExtMachInst  _machInst, bool  _unknown, const char *  _mnemonic = NULL, bool  _disabled = false  )

inline

Definition at line 266 of file faults.hh.

ArmISA::UndefinedInstruction::UndefinedInstruction ( ExtMachInst  _machInst, uint32_t  _iss, ExceptionClass  _overrideEc, const char *  _mnemonic = NULL  )

inline

Definition at line 274 of file faults.hh.

Member Function Documentation

ExceptionClass ArmISA::UndefinedInstruction::ec ( ThreadContext *  tc ) const

virtual

Reimplemented from ArmISA::ArmFaultVals< UndefinedInstruction >.

Definition at line 837 of file faults.cc.

References ArmISA::ArmFault::FaultVals::ec, ArmISA::EC_INVALID, overrideEc, and ArmISA::ArmFaultVals< UndefinedInstruction >::vals.

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

virtual

Reimplemented from ArmISA::ArmFault.

Definition at line 710 of file faults.cc.

References disabled, FullSystem, ArmISA::ArmFault::invoke(), ArmISA::ArmFault::machInst, mnemonic, panic, and unknown.

uint32_t ArmISA::UndefinedInstruction::iss ( ) const

virtual

Reimplemented from ArmISA::ArmFaultVals< UndefinedInstruction >.

Definition at line 748 of file faults.cc.

References bits(), ArmISA::EC_INVALID, ArmISA::ArmFault::issRaw, ArmISA::ArmFault::machInst, and overrideEc.

bool ArmISA::UndefinedInstruction::routeToHyp ( ThreadContext *  tc ) const

virtual

Reimplemented from ArmISA::ArmFault.

Definition at line 732 of file faults.cc.

References ArmISA::inSecureState(), ArmISA::MISCREG_CPSR, ArmISA::MISCREG_HCR, ArmISA::MISCREG_SCR, ArmISA::MODE_HYP, ArmISA::MODE_USER, and ThreadContext::readMiscRegNoEffect().

Member Data Documentation

bool ArmISA::UndefinedInstruction::disabled

protected

Definition at line 261 of file faults.hh.

Referenced by invoke().

const char* ArmISA::UndefinedInstruction::mnemonic

protected

Definition at line 263 of file faults.hh.

Referenced by invoke().

ExceptionClass ArmISA::UndefinedInstruction::overrideEc

protected

Definition at line 262 of file faults.hh.

Referenced by ec(), and iss().

bool ArmISA::UndefinedInstruction::unknown

protected

Definition at line 260 of file faults.hh.

Referenced by invoke().

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

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