gem5::PCStateBase Class Reference

#include <pcstate.hh>

Inheritance diagram for gem5::PCStateBase:

Public Member Functions
virtual	~PCStateBase ()=default
template<class Target >
Target &	as ()
template<class Target >
const Target &	as () const
virtual PCStateBase *	clone () const =0
virtual void	update (const PCStateBase &other)
void	update (const PCStateBase *ptr)
virtual void	output (std::ostream &os) const =0
virtual bool	equals (const PCStateBase &other) const
Addr	instAddr () const
	Returns the memory address of the instruction this PC points to.
MicroPC	microPC () const
	Returns the current micropc.
virtual void	uReset ()
virtual void	set (Addr val)
virtual void	advance ()=0
virtual bool	branching () const =0
void	serialize (CheckpointOut &cp) const override
	Serialize an object.
void	unserialize (CheckpointIn &cp) override
	Unserialize an object.
Public Member Functions inherited from gem5::Serializable
	Serializable ()
virtual	~Serializable ()
void	serializeSection (CheckpointOut &cp, const char *name) const
	Serialize an object into a new section.
void	serializeSection (CheckpointOut &cp, const std::string &name) const
void	unserializeSection (CheckpointIn &cp, const char *name)
	Unserialize an a child object.
void	unserializeSection (CheckpointIn &cp, const std::string &name)

Protected Member Functions
	PCStateBase (const PCStateBase &other)
PCStateBase &	operator= (const PCStateBase &other)=default
	PCStateBase ()

Protected Attributes
Addr	_pc = 0
MicroPC	_upc = 0

Additional Inherited Members
Static Public Member Functions inherited from gem5::Serializable
static const std::string &	currentSection ()
	Gets the fully-qualified name of the active section.
static void	generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream)
	Generate a checkpoint file so that the serialization can be routed to it.

Detailed Description

Definition at line 58 of file pcstate.hh.

Constructor & Destructor Documentation

PCStateBase() [1/2]

gem5::PCStateBase::PCStateBase ( const PCStateBase & other )

inlineprotected

Definition at line 64 of file pcstate.hh.

PCStateBase() [2/2]

gem5::PCStateBase::PCStateBase ( )

inlineprotected

Definition at line 66 of file pcstate.hh.

~PCStateBase()

virtual gem5::PCStateBase::~PCStateBase ( )

virtualdefault

Member Function Documentation

advance()

virtual void gem5::PCStateBase::advance ( )

pure virtual

Implemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::SimplePCState< InstWidth >, gem5::GenericISA::SimplePCState< 4 >, and gem5::X86ISA::PCState.

Referenced by gem5::X86ISA::PCState::advance().

as() [1/2]

template<class Target >

Target & gem5::PCStateBase::as ( )

inline

Definition at line 73 of file pcstate.hh.

Referenced by gem5::ArmISA::ArmStaticInst::advancePC(), gem5::ArmISA::ArmStaticInst::advancePC(), gem5::ArmISA::FpOp::advancePC(), gem5::ArmISA::FpOp::advancePC(), gem5::ArmISA::MicroOp::advancePC(), gem5::ArmISA::MicroOp::advancePC(), gem5::ArmISA::MicroOpX::advancePC(), gem5::ArmISA::MicroOpX::advancePC(), gem5::ArmISA::MightBeMicro64::advancePC(), gem5::ArmISA::MightBeMicro64::advancePC(), gem5::ArmISA::MightBeMicro::advancePC(), gem5::ArmISA::MightBeMicro::advancePC(), gem5::ArmISA::PredMicroop::advancePC(), gem5::ArmISA::PredMicroop::advancePC(), gem5::PowerISA::PowerStaticInst::advancePC(), gem5::PowerISA::PowerStaticInst::advancePC(), gem5::RiscvISA::RiscvMicroInst::advancePC(), gem5::RiscvISA::RiscvMicroInst::advancePC(), gem5::RiscvISA::RiscvStaticInst::advancePC(), gem5::SparcISA::SparcMicroInst::advancePC(), gem5::SparcISA::SparcMicroInst::advancePC(), gem5::SparcISA::SparcStaticInst::advancePC(), gem5::SparcISA::SparcStaticInst::advancePC(), gem5::X86ISA::X86MicroopBase::advancePC(), gem5::X86ISA::X86MicroopBase::advancePC(), gem5::X86ISA::X86StaticInst::advancePC(), gem5::X86ISA::X86StaticInst::advancePC(), gem5::ArmISA::SoftwareStep::advanceSS(), gem5::PowerProcess::argsInit(), gem5::ArmISA::BranchImm64::branchTarget(), gem5::ArmISA::BranchImmImmReg64::branchTarget(), gem5::ArmISA::BranchImmReg64::branchTarget(), gem5::RiscvISA::VlFFTrimVlMicroOp::branchTarget(), gem5::X86ISA::X86MicroopBase::branchTarget(), gem5::ArmISA::ArmStaticInst::buildRetPC(), gem5::PowerISA::PowerStaticInst::buildRetPC(), gem5::RiscvISA::RiscvStaticInst::buildRetPC(), gem5::SparcISA::SparcStaticInst::buildRetPC(), gem5::X86ISA::X86StaticInst::buildRetPC(), gem5::trace::ArmNativeTrace::check(), gem5::trace::SparcNativeTrace::check(), gem5::trace::ArmCapstoneDisassembler::currHandle(), gem5::ArmISA::Decoder::decode(), gem5::RiscvISA::Decoder::decode(), gem5::X86ISA::Decoder::decode(), gem5::SparcISA::doNormalFault(), gem5::SparcISA::doREDFault(), gem5::GenericISA::DelaySlotPCState< InstWidth >::equals(), gem5::GenericISA::PCStateWithNext::equals(), gem5::RiscvISA::PCState::equals(), gem5::DebugStep::execute(), gem5::RiscvISA::VMaskMergeMicroInst::execute(), gem5::SparcISA::RemoteGDB::SPARC64GdbRegCache::getRegs(), gem5::SparcISA::RemoteGDB::SPARCGdbRegCache::getRegs(), gem5::SparcISA::SEWorkload::handleTrap(), gem5::PowerProcess::initState(), gem5::X86ISA::BareMetalWorkload::initState(), gem5::ArmISA::SupervisorCall::invoke(), gem5::RiscvISA::RiscvFault::invoke(), gem5::SparcISA::TrapInstruction::invoke(), gem5::X86ISA::X86FaultBase::invoke(), gem5::ArmISA::ArmFault::invoke64(), gem5::RiscvISA::SyscallFault::invokeSE(), gem5::ArmISA::Decoder::moreBytes(), gem5::ArmISA::ISA::readMiscReg(), gem5::RiscvISA::ISA::readMiscReg(), gem5::ArmISA::ArmStaticInst::readPC(), gem5::ArmISA::SkipFunc::returnFromFuncIn(), gem5::ArmISA::HTMCheckpoint::save(), gem5::ArmISA::ArmStaticInst::setAIWNextPC(), gem5::MipsISA::MipsFaultBase::setExceptionState(), gem5::ArmISA::ArmStaticInst::setIWNextPC(), gem5::ArmISA::ISA::setMiscReg(), gem5::RiscvISA::ISA::setMiscReg(), gem5::ArmISA::ArmStaticInst::setNextPC(), gem5::ArmISA::RemoteGDB::AArch32GdbRegCache::setRegs(), gem5::ArmISA::RemoteGDB::AArch64GdbRegCache::setRegs(), gem5::fastmodel::FastmodelRemoteGDB::AArch64GdbRegCache::setRegs(), gem5::PowerISA::RemoteGDB::Power64GdbRegCache::setRegs(), gem5::PowerISA::RemoteGDB::PowerGdbRegCache::setRegs(), gem5::X86ISA::EmuLinux::syscall(), gem5::ArmISA::SelfDebug::testBreakPoints(), gem5::GenericISA::DelaySlotPCState< InstWidth >::update(), gem5::GenericISA::PCStateWithNext::update(), gem5::PowerISA::PCState::update(), gem5::RiscvISA::PCState::update(), gem5::trace::ArmNativeTrace::ThreadState::update(), gem5::trace::X86NativeTrace::ThreadState::update(), gem5::X86ISA::PCState::update(), and gem5::ArmKvmCPU::updateTCStateCore().

as() [2/2]

template<class Target >

const Target & gem5::PCStateBase::as ( ) const

inline

Definition at line 80 of file pcstate.hh.

branching()

virtual bool gem5::PCStateBase::branching ( ) const

pure virtual

Implemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::DelaySlotUPCState< InstWidth >, gem5::GenericISA::SimplePCState< InstWidth >, gem5::GenericISA::SimplePCState< 4 >, gem5::GenericISA::UPCState< InstWidth >, gem5::GenericISA::UPCState< 4 >, gem5::GenericISA::UPCState< 8 >, gem5::RiscvISA::PCState, and gem5::X86ISA::PCState.

Referenced by gem5::BaseSimpleCPU::advancePC(), and gem5::o3::Fetch::fetch().

clone()

virtual PCStateBase * gem5::PCStateBase::clone ( ) const

pure virtual

Implemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::DelaySlotUPCState< InstWidth >, gem5::GenericISA::SimplePCState< InstWidth >, gem5::GenericISA::SimplePCState< 4 >, gem5::GenericISA::UPCState< InstWidth >, gem5::GenericISA::UPCState< 4 >, gem5::GenericISA::UPCState< 8 >, gem5::PowerISA::PCState, gem5::RiscvISA::PCState, and gem5::X86ISA::PCState.

Referenced by gem5::GenericISA::M5DebugFault::advancePC(), gem5::StaticInst::advancePC(), gem5::ArmISA::BranchImm64::branchTarget(), gem5::ArmISA::BranchImmImmReg64::branchTarget(), gem5::ArmISA::BranchImmReg64::branchTarget(), gem5::RiscvISA::VlFFTrimVlMicroOp::branchTarget(), gem5::X86ISA::X86MicroopBase::branchTarget(), gem5::ArmISA::ArmStaticInst::buildRetPC(), gem5::PowerISA::PowerStaticInst::buildRetPC(), gem5::RiscvISA::RiscvStaticInst::buildRetPC(), gem5::SparcISA::SparcStaticInst::buildRetPC(), gem5::X86ISA::X86StaticInst::buildRetPC(), gem5::minor::LSQ::LSQRequest::completeDisabledMemAccess(), gem5::BaseKvmCPU::doMMIOAccess(), gem5::RiscvISA::VMaskMergeMicroInst::execute(), gem5::minor::Execute::executeMemRefInst(), gem5::o3::Fetch::fetch(), gem5::SESyscallFault::invoke(), gem5::SkipFuncBase::process(), gem5::minor::Execute::tryToBranch(), gem5::minor::LSQ::tryToSendToTransfers(), gem5::minor::LSQ::LSQRequest::tryToSuppressFault(), and gem5::unserialize().

equals()

virtual bool gem5::PCStateBase::equals ( const PCStateBase & other ) const

inlinevirtual

Reimplemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::PCStateWithNext, and gem5::RiscvISA::PCState.

Definition at line 97 of file pcstate.hh.

References _pc, and _upc.

Referenced by gem5::GenericISA::DelaySlotPCState< InstWidth >::equals(), gem5::GenericISA::PCStateWithNext::equals(), and gem5::RiscvISA::PCState::equals().

instAddr()

Addr gem5::PCStateBase::instAddr ( ) const

inline

Returns the memory address of the instruction this PC points to.

Returns

Memory address of the instruction this PC points to.

Definition at line 108 of file pcstate.hh.

References _pc.

Referenced by gem5::ArmISA::ISA::addressTranslation(), gem5::ArmISA::ISA::addressTranslation64(), gem5::AtomicSimpleCPU::amoMem(), gem5::PowerISA::BranchDispCondOp::branchTarget(), gem5::PowerISA::BranchOp::branchTarget(), gem5::branch_prediction::BPredUnit::BTBLookup(), gem5::o3::Fetch::buildInst(), gem5::BaseSimpleCPU::checkPcEventQueue(), gem5::o3::Commit::commit(), gem5::MipsISA::Decoder::decode(), gem5::PowerISA::Decoder::decode(), gem5::SparcISA::Decoder::decode(), gem5::o3::Fetch::doSquash(), gem5::X86ISA::EmuLinux::event(), gem5::DecoderFaultInst::execute(), gem5::o3::Fetch::fetch(), gem5::CheckerCPU::genMemFragmentRequest(), gem5::ArmISA::RemoteGDB::AArch32GdbRegCache::getRegs(), gem5::ArmISA::RemoteGDB::AArch64GdbRegCache::getRegs(), gem5::MipsISA::RemoteGDB::MipsGdbRegCache::getRegs(), gem5::PowerISA::RemoteGDB::Power64GdbRegCache::getRegs(), gem5::PowerISA::RemoteGDB::PowerGdbRegCache::getRegs(), gem5::RiscvISA::RemoteGDB::Riscv32GdbRegCache::getRegs(), gem5::RiscvISA::RemoteGDB::Riscv64GdbRegCache::getRegs(), gem5::X86ISA::RemoteGDB::AMD64GdbRegCache::getRegs(), gem5::X86ISA::RemoteGDB::X86GdbRegCache::getRegs(), gem5::TimingSimpleCPU::htmSendAbortSignal(), gem5::TimingSimpleCPU::initiateMemAMO(), gem5::TimingSimpleCPU::initiateMemMgmtCmd(), gem5::TimingSimpleCPU::initiateMemRead(), gem5::PowerISA::TrapFault::invoke(), gem5::PowerISA::UnimplementedOpcodeFault::invoke(), gem5::RiscvISA::RiscvFault::invoke(), gem5::X86ISA::PageFault::invoke(), gem5::ArmISA::ArmFault::invoke64(), gem5::RiscvSemihosting::isSemihostingEBreak(), gem5::mmapFunc(), gem5::BaseCPU::mwaitAtomic(), gem5::Iris::ThreadContext::pcState(), gem5::o3::Fetch::pipelineIcacheAccesses(), gem5::SimPoint::profile(), gem5::trace::TarmacParserRecord::readMemNoEffect(), gem5::branch_prediction::SimpleIndirectPredictor::recordTarget(), gem5::BaseSimpleCPU::setupFetchRequest(), gem5::branch_prediction::BPredUnit::squash(), gem5::X86ISA::GpuTLB::translate(), gem5::X86ISA::TLB::translate(), gem5::minor::Execute::tryPCEvents(), gem5::branch_prediction::SimpleIndirectPredictor::update(), gem5::ArmV8KvmCPU::updateKvmState(), gem5::ArmKvmCPU::updateKvmStateCore(), gem5::X86KvmCPU::updateKvmStateRegs(), and gem5::TimingSimpleCPU::writeMem().

microPC()

MicroPC gem5::PCStateBase::microPC ( ) const

inline

Returns the current micropc.

Returns

The current micropc.

Definition at line 119 of file pcstate.hh.

References _upc.

Referenced by gem5::o3::Fetch::fetch(), gem5::TimingSimpleCPU::fetch(), gem5::AtomicSimpleCPU::isCpuDrained(), gem5::TimingSimpleCPU::isCpuDrained(), gem5::o3::Fetch::pipelineIcacheAccesses(), and gem5::TimingSimpleCPU::switchOut().

operator=()

PCStateBase & gem5::PCStateBase::operator= ( const PCStateBase & other )

protecteddefault

output()

virtual void gem5::PCStateBase::output ( std::ostream & os ) const

pure virtual

Implemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::DelaySlotUPCState< InstWidth >, gem5::GenericISA::PCStateWithNext, gem5::GenericISA::UPCState< InstWidth >, gem5::GenericISA::UPCState< 4 >, and gem5::GenericISA::UPCState< 8 >.

Referenced by gem5::GenericISA::UPCState< InstWidth >::output().

serialize()

void gem5::PCStateBase::serialize ( CheckpointOut & cp ) const

inlineoverridevirtual

Serialize an object.

Output an object's state into the current checkpoint section.

Parameters

cp	Checkpoint state

Implements gem5::Serializable.

Reimplemented in gem5::GenericISA::PCStateWithNext.

Definition at line 141 of file pcstate.hh.

References _pc, _upc, and SERIALIZE_SCALAR.

Referenced by gem5::GenericISA::DelaySlotPCState< InstWidth >::serialize(), gem5::GenericISA::PCStateWithNext::serialize(), gem5::RiscvISA::PCState::serialize(), gem5::serialize(), and gem5::X86ISA::PCState::serialize().

set()

virtual void gem5::PCStateBase::set ( Addr val )

inlinevirtual

Reimplemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::DelaySlotUPCState< InstWidth >, gem5::GenericISA::PCStateWithNext, gem5::GenericISA::SimplePCState< InstWidth >, gem5::GenericISA::SimplePCState< 4 >, gem5::GenericISA::UPCState< InstWidth >, gem5::GenericISA::UPCState< 4 >, gem5::GenericISA::UPCState< 8 >, and gem5::X86ISA::PCState.

Definition at line 131 of file pcstate.hh.

References _pc, _upc, and gem5::X86ISA::val.

Referenced by gem5::GenericISA::PCStateWithNext::set().

unserialize()

void gem5::PCStateBase::unserialize ( CheckpointIn & cp )

inlineoverridevirtual

Unserialize an object.

Read an object's state from the current checkpoint section.

Parameters

cp	Checkpoint state

Implements gem5::Serializable.

Reimplemented in gem5::GenericISA::PCStateWithNext.

Definition at line 148 of file pcstate.hh.

References _pc, _upc, and UNSERIALIZE_SCALAR.

Referenced by gem5::GenericISA::DelaySlotPCState< InstWidth >::unserialize(), gem5::GenericISA::PCStateWithNext::unserialize(), gem5::RiscvISA::PCState::unserialize(), and gem5::X86ISA::PCState::unserialize().

update() [1/2]

virtual void gem5::PCStateBase::update ( const PCStateBase & other )

inlinevirtual

Reimplemented in gem5::GenericISA::DelaySlotPCState< InstWidth >, gem5::GenericISA::DelaySlotPCState< 4 >, gem5::GenericISA::PCStateWithNext, gem5::PowerISA::PCState, gem5::RiscvISA::PCState, and gem5::X86ISA::PCState.

Definition at line 87 of file pcstate.hh.

References _pc, and _upc.

Referenced by gem5::GenericISA::DelaySlotPCState< InstWidth >::update(), gem5::GenericISA::PCStateWithNext::update(), gem5::PowerISA::PCState::update(), gem5::RiscvISA::PCState::update(), and gem5::X86ISA::PCState::update().

update() [2/2]

void gem5::PCStateBase::update ( const PCStateBase * ptr )

inline

Definition at line 92 of file pcstate.hh.

References update().

Referenced by update().

uReset()

virtual void gem5::PCStateBase::uReset ( )

inlinevirtual

Reimplemented in gem5::GenericISA::PCStateWithNext.

Definition at line 125 of file pcstate.hh.

References _upc.

Referenced by gem5::GenericISA::PCStateWithNext::uReset().

Member Data Documentation

_pc

Addr gem5::PCStateBase::_pc = 0

protected

Definition at line 61 of file pcstate.hh.

Referenced by gem5::GenericISA::DelaySlotPCState< InstWidth >::advance(), gem5::GenericISA::SimplePCState< InstWidth >::advance(), equals(), instAddr(), gem5::GenericISA::PCStateWithNext::pc(), gem5::GenericISA::PCStateWithNext::pc(), serialize(), set(), unserialize(), and update().

_upc

MicroPC gem5::PCStateBase::_upc = 0

protected

Definition at line 62 of file pcstate.hh.

Referenced by equals(), microPC(), serialize(), set(), gem5::GenericISA::DelaySlotUPCState< InstWidth >::uAdvance(), gem5::GenericISA::DelaySlotUPCState< InstWidth >::uEnd(), unserialize(), gem5::GenericISA::PCStateWithNext::upc(), gem5::GenericISA::PCStateWithNext::upc(), update(), and uReset().

---

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

• arch/generic/pcstate.hh