#include <tarmac_parser.hh>

Inheritance diagram for gem5::Trace::TarmacParserRecord:

Classes
struct	ParserInstEntry

struct	ParserMemEntry

struct	ParserRegEntry

struct	TarmacParserRecordEvent
	Event triggered to check the value of the destination registers. More...

Public Member Functions
	TarmacParserRecord (Tick _when, ThreadContext *_thread, const StaticInstPtr _staticInst, ArmISA::PCState _pc, TarmacParser &_parent, const StaticInstPtr _macroStaticInst=NULL)

void	dump () override

bool	readMemNoEffect (Addr addr, uint8_t *data, unsigned size, unsigned flags)
	Performs a memory access to read the value written by a previous write. More...

Public Member Functions inherited from gem5::Trace::TarmacBaseRecord
	TarmacBaseRecord (Tick _when, ThreadContext *_thread, const StaticInstPtr _staticInst, ArmISA::PCState _pc, const StaticInstPtr _macroStaticInst=NULL)

Public Member Functions inherited from gem5::Trace::InstRecord
	InstRecord (Tick _when, ThreadContext *_thread, const StaticInstPtr _staticInst, TheISA::PCState _pc, const StaticInstPtr _macroStaticInst=NULL)

virtual	~InstRecord ()

void	setWhen (Tick new_when)

void	setMem (Addr a, Addr s, unsigned f)

template<typename T , size_t N>
void	setData (std::array< T, N > d)

void	setData (uint64_t d)

void	setData (uint32_t d)

void	setData (uint16_t d)

void	setData (uint8_t d)

void	setData (int64_t d)

void	setData (int32_t d)

void	setData (int16_t d)

void	setData (int8_t d)

void	setData (double d)

void	setData (TheISA::VecRegContainer &d)

void	setData (TheISA::VecPredRegContainer &d)

void	setFetchSeq (InstSeqNum seq)

void	setCPSeq (InstSeqNum seq)

void	setPredicate (bool val)

void	setFaulting (bool val)

Tick	getWhen () const

ThreadContext *	getThread () const

StaticInstPtr	getStaticInst () const

TheISA::PCState	getPCState () const

StaticInstPtr	getMacroStaticInst () const

Addr	getAddr () const

Addr	getSize () const

unsigned	getFlags () const

bool	getMemValid () const

uint64_t	getIntData () const

double	getFloatData () const

int	getDataStatus () const

InstSeqNum	getFetchSeq () const

bool	getFetchSeqValid () const

InstSeqNum	getCpSeq () const

bool	getCpSeqValid () const

bool	getFaulting () const

Static Public Member Functions
static void	printMismatchHeader (const StaticInstPtr inst, ArmISA::PCState pc)
	Print a mismatch header containing the instruction fields as reported by gem5. More...

Static Public Member Functions inherited from gem5::Trace::TarmacBaseRecord
static ISetState	pcToISetState (ArmISA::PCState pc)
	Returns the Instruction Set State according to the current PCState. More...

Static Public Attributes
static const int	MaxLineLength = 256

Protected Attributes
TarmacParser &	parent

Protected Attributes inherited from gem5::Trace::InstRecord
Tick	when

ThreadContext *	thread

StaticInstPtr	staticInst

TheISA::PCState	pc

StaticInstPtr	macroStaticInst

Addr	addr
	The address that was accessed. More...

Addr	size
	The size of the memory request. More...

unsigned	flags
	The flags that were assigned to the request. More...

union {
uint64_t as_int

double as_double

TheISA::VecRegContainer * as_vec

TheISA::VecPredRegContainer * as_pred

}	data

InstSeqNum	fetch_seq

InstSeqNum	cp_seq

enum gem5::Trace::InstRecord::DataStatus	data_status

bool	mem_valid

bool	fetch_seq_valid

bool	cp_seq_valid

bool	predicate
	is the predicate for execution this inst true or false (not execed)? More...

bool	faulting
	Did the execution of this instruction fault? (requires ExecFaulting to be enabled) More...

Private Types
using	MiscRegMap = std::unordered_map< std::string, RegIndex >
	Map from misc. More...

Private Member Functions
bool	advanceTrace ()
	Advances the TARMAC trace up to the next instruction, register, or memory access record. More...

const char *	iSetStateToStr (ISetState isetstate) const
	Returns the string representation of an instruction set state. More...

Private Attributes
bool	parsingStarted
	True if a TARMAC instruction record has already been parsed for this instruction. More...

bool	mismatch
	True if a mismatch has been detected for this instruction. More...

bool	mismatchOnPcOrOpcode
	True if a mismatch has been detected for this instruction on PC or opcode. More...

RequestPtr	memReq
	Request for memory write checks. More...

Static Private Attributes
static ParserInstEntry	instRecord
	Buffer for instruction trace records. More...

static ParserRegEntry	regRecord
	Buffer for register trace records. More...

static ParserMemEntry	memRecord
	Buffer for memory access trace records (stores only). More...

static TarmacRecordType	currRecordType
	Type of last parsed record. More...

static char	buf [MaxLineLength]
	Buffer used for trace file parsing. More...

static std::list< ParserRegEntry >	destRegRecords
	List of records of destination registers. More...

static MiscRegMap	miscRegMap

static int8_t	maxVectorLength = 0
	Max. More...

Additional Inherited Members
Public Types inherited from gem5::Trace::TarmacBaseRecord
enum	TarmacRecordType { TARMAC_INST, TARMAC_REG, TARMAC_MEM, TARMAC_UNSUPPORTED }
	TARMAC trace record type. More...

enum	ISetState { ISET_ARM, ISET_THUMB, ISET_A64, ISET_UNSUPPORTED }
	ARM instruction set state. More...

enum	RegType { REG_R, REG_X, REG_S, REG_D, REG_P, REG_Q, REG_Z, REG_MISC }
	ARM register type. More...

Protected Types inherited from gem5::Trace::InstRecord
enum	DataStatus { DataInvalid = 0, DataInt8 = 1, DataInt16 = 2, DataInt32 = 4, DataInt64 = 8, DataDouble = 3, DataVec = 5, DataVecPred = 6 }

Detailed Description

Definition at line 66 of file tarmac_parser.hh.

Member Typedef Documentation

◆ MiscRegMap

using gem5::Trace::TarmacParserRecord::MiscRegMap = std::unordered_map<std::string, RegIndex>

private

Map from misc.

register names to indexes.

Definition at line 181 of file tarmac_parser.hh.

Constructor & Destructor Documentation

◆ TarmacParserRecord()

gem5::Trace::TarmacParserRecord::TarmacParserRecord	(	Tick	_when,
		ThreadContext *	_thread,
		const StaticInstPtr	_staticInst,
		ArmISA::PCState	_pc,
		TarmacParser &	_parent,
		const StaticInstPtr	_macroStaticInst = `NULL`
	)

Definition at line 962 of file tarmac_parser.cc.

References maxVectorLength, and memReq.

Member Function Documentation

◆ advanceTrace()

bool gem5::Trace::TarmacParserRecord::advanceTrace ( )

private

Advances the TARMAC trace up to the next instruction, register, or memory access record.

The collected data is stored in one of {inst/reg/mem}_record.

Returns: False if EOF is reached.

Definition at line 1086 of file tarmac_parser.cc.

Referenced by dump().

◆ dump()

void gem5::Trace::TarmacParserRecord::dump ( )

overridevirtual

Implements gem5::Trace::TarmacBaseRecord.

Definition at line 979 of file tarmac_parser.cc.

◆ iSetStateToStr()

const char * gem5::Trace::TarmacParserRecord::iSetStateToStr ( ISetState isetstate ) const

private

Returns the string representation of an instruction set state.

Definition at line 1357 of file tarmac_parser.cc.

References gem5::Trace::TarmacBaseRecord::ISET_A64, gem5::Trace::TarmacBaseRecord::ISET_ARM, and gem5::Trace::TarmacBaseRecord::ISET_THUMB.

Referenced by dump().

◆ printMismatchHeader()

void gem5::Trace::TarmacParserRecord::printMismatchHeader	(	const StaticInstPtr	inst,
		ArmISA::PCState	pc
	)

static

Print a mismatch header containing the instruction fields as reported by gem5.

Definition at line 949 of file tarmac_parser.cc.

References gem5::curTick(), gem5::StaticInst::disassemble(), gem5::StaticInst::getEMI(), gem5::Trace::output(), and gem5::MipsISA::pc.

Referenced by dump().

◆ readMemNoEffect()

bool gem5::Trace::TarmacParserRecord::readMemNoEffect	(	Addr	addr,
		uint8_t *	data,
		unsigned	size,
		unsigned	flags
	)

Performs a memory access to read the value written by a previous write.

Returns: False if the result of the memory access should be ignored (faulty memory access, etc.).

Definition at line 1289 of file tarmac_parser.cc.

References gem5::Trace::InstRecord::addr, gem5::AddrRange::contains(), gem5::Trace::InstRecord::data, gem5::Trace::InstRecord::flags, gem5::Request::funcRequestorId, gem5::ThreadContext::getMMUPtr(), gem5::ThreadContext::getVirtProxy(), gem5::Trace::TarmacParser::ignoredAddrRange, memReq, gem5::Request::NO_ACCESS, gem5::NoFault, parent, gem5::ThreadContext::pcState(), gem5::BaseMMU::Read, gem5::PortProxy::readBlob(), gem5::Trace::InstRecord::size, gem5::Trace::InstRecord::thread, and gem5::ArmISA::MMU::translateAtomic().

Referenced by dump().

Member Data Documentation

◆ buf

char gem5::Trace::TarmacParserRecord::buf

staticprivate

Buffer used for trace file parsing.

Definition at line 175 of file tarmac_parser.hh.

Referenced by advanceTrace().

◆ currRecordType

TarmacBaseRecord::TarmacRecordType gem5::Trace::TarmacParserRecord::currRecordType

staticprivate

Type of last parsed record.

Definition at line 172 of file tarmac_parser.hh.

Referenced by advanceTrace(), and dump().

◆ destRegRecords

std::list< TarmacParserRecord::ParserRegEntry > gem5::Trace::TarmacParserRecord::destRegRecords

staticprivate

List of records of destination registers.

Definition at line 178 of file tarmac_parser.hh.

Referenced by dump().

◆ instRecord

TarmacParserRecord::ParserInstEntry gem5::Trace::TarmacParserRecord::instRecord

staticprivate

Buffer for instruction trace records.

Definition at line 163 of file tarmac_parser.hh.

Referenced by advanceTrace(), and dump().

◆ MaxLineLength

const int gem5::Trace::TarmacParserRecord::MaxLineLength = 256

static

Definition at line 126 of file tarmac_parser.hh.

Referenced by advanceTrace(), and gem5::Trace::TarmacParser::advanceTraceToStartPc().

◆ maxVectorLength

int8_t gem5::Trace::TarmacParserRecord::maxVectorLength = 0

staticprivate

Max.

vector length (SVE).

Definition at line 203 of file tarmac_parser.hh.

Referenced by advanceTrace(), and TarmacParserRecord().

◆ memRecord

TarmacParserRecord::ParserMemEntry gem5::Trace::TarmacParserRecord::memRecord

staticprivate

Buffer for memory access trace records (stores only).

Definition at line 169 of file tarmac_parser.hh.

Referenced by advanceTrace(), and dump().

◆ memReq

RequestPtr gem5::Trace::TarmacParserRecord::memReq

private

Request for memory write checks.

Definition at line 200 of file tarmac_parser.hh.

Referenced by readMemNoEffect(), and TarmacParserRecord().

◆ miscRegMap

TarmacParserRecord::MiscRegMap gem5::Trace::TarmacParserRecord::miscRegMap

staticprivate

Definition at line 182 of file tarmac_parser.hh.

Referenced by advanceTrace().

◆ mismatch

bool gem5::Trace::TarmacParserRecord::mismatch

private

True if a mismatch has been detected for this instruction.

Definition at line 191 of file tarmac_parser.hh.

Referenced by dump().

◆ mismatchOnPcOrOpcode

bool gem5::Trace::TarmacParserRecord::mismatchOnPcOrOpcode

private

True if a mismatch has been detected for this instruction on PC or opcode.

Definition at line 197 of file tarmac_parser.hh.

Referenced by dump().

◆ parent

TarmacParser& gem5::Trace::TarmacParserRecord::parent

protected

Definition at line 206 of file tarmac_parser.hh.

Referenced by advanceTrace(), dump(), and readMemNoEffect().

◆ parsingStarted

bool gem5::Trace::TarmacParserRecord::parsingStarted

private

True if a TARMAC instruction record has already been parsed for this instruction.

Definition at line 188 of file tarmac_parser.hh.

Referenced by advanceTrace(), and dump().

◆ regRecord

TarmacParserRecord::ParserRegEntry gem5::Trace::TarmacParserRecord::regRecord

staticprivate

Buffer for register trace records.

Definition at line 166 of file tarmac_parser.hh.

Referenced by advanceTrace(), and dump().

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

arch/arm/tracers/tarmac_parser.hh
arch/arm/tracers/tarmac_parser.cc

Classes

Public Member Functions

Static Public Member Functions

Static Public Attributes

Protected Attributes

Private Types

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ MiscRegMap

Constructor & Destructor Documentation

◆ TarmacParserRecord()

Member Function Documentation

◆ advanceTrace()

◆ dump()

◆ iSetStateToStr()

◆ printMismatchHeader()

◆ readMemNoEffect()

Member Data Documentation

◆ buf

◆ currRecordType

◆ destRegRecords

◆ instRecord

◆ MaxLineLength

◆ maxVectorLength

◆ memRecord

◆ memReq

◆ miscRegMap

◆ mismatch

◆ mismatchOnPcOrOpcode

◆ parent

◆ parsingStarted

◆ regRecord