intmath.hh File Reference

#include <cassert>
#include "base/misc.hh"
#include "base/types.hh"

Go to the source code of this file.

Functions
int	prevPrime (int n)
template<class T >
bool	isPrime (const T &n)
template<class T >
T	leastSigBit (const T &n)
template<class T >
bool	isPowerOf2 (const T &n)
uint64_t	power (uint32_t n, uint32_t e)
int	floorLog2 (unsigned x)
int	floorLog2 (unsigned long x)
int	floorLog2 (unsigned long long x)
int	floorLog2 (int x)
int	floorLog2 (long x)
int	floorLog2 (long long x)
template<class T >
int	ceilLog2 (const T &n)
template<class T >
T	floorPow2 (const T &n)
template<class T >
T	ceilPow2 (const T &n)
template<class T , class U >
T	divCeil (const T &a, const U &b)
template<class T , class U >
T	roundUp (const T &val, const U &align)
template<class T , class U >
T	roundDown (const T &val, const U &align)
bool	isHex (char c)
bool	isOct (char c)
bool	isDec (char c)
int	hex2Int (char c)

Function Documentation

template<class T >

int ceilLog2 ( const T &  n )

inline

Definition at line 174 of file intmath.hh.

References floorLog2().

Referenced by DRAMCtrl::addToReadQueue(), DRAMCtrl::addToWriteQueue(), ceilPow2(), DRAMCtrl::DRAMCtrl(), TimingExprUn::eval(), DirectoryMemory::init(), and DRAMCtrl::regStats().

template<class T >

T ceilPow2 ( const T &  n )

inline

Definition at line 191 of file intmath.hh.

References ceilLog2().

template<class T , class U >

T divCeil ( const T &  a, const U &  b  )

inline

Definition at line 198 of file intmath.hh.

References ArmISA::b.

Referenced by DRAMCtrl::activateBank(), Process::allocateMem(), BaseXBar::calcPacketTiming(), DRAMCtrl::doDRAMAccess(), DRAMCtrl::Rank::flushCmdList(), DRAMPower::getDataRate(), DRAMPower::getTimingParams(), TrafficGen::parseConfig(), DRAMCtrl::Rank::powerDownSleep(), DRAMCtrl::prechargeBank(), DRAMCtrl::Rank::processRefreshEvent(), DRAMSim2::readComplete(), SerialLink::SerialLinkSlavePort::recvTimingReq(), DRAMCtrl::recvTimingReq(), SerialLink::SerialLinkMasterPort::recvTimingResp(), Clocked::resetClock(), DRAMCtrl::Rank::scheduleWakeUpEvent(), DRAMCtrl::startup(), ComputeUnit::startWavefront(), AtomicSimpleCPU::tick(), Clocked::ticksToCycles(), SerialLink::SerialLinkSlavePort::trySendTiming(), SerialLink::SerialLinkMasterPort::trySendTiming(), Clocked::update(), GpuDispatcher::write(), and DRAMSim2::writeComplete().

int floorLog2 ( unsigned  x )

inline

Definition at line 100 of file intmath.hh.

Referenced by Histogram::add(), CheckTable::addCheck(), BankedArray::BankedArray(), BaseSetAssoc::BaseSetAssoc(), BlockBloomFilter::BlockBloomFilter(), BulkBloomFilter::BulkBloomFilter(), ceilLog2(), DefaultBTB::DefaultBTB(), DirectoryMemory::DirectoryMemory(), FALRU::FALRU(), floorLog2(), floorPow2(), IndirectPredictor::getSetIndex(), Gicv2m::Gicv2m(), H3BloomFilter::H3BloomFilter(), StackDistProbe::handleRequest(), CacheMemory::init(), MultiLevelPageTable< ISAOps >::initState(), LSB_CountingBloomFilter::LSB_CountingBloomFilter(), MultiBitSelBloomFilter::MultiBitSelBloomFilter(), MultiGrainBloomFilter::MultiGrainBloomFilter(), NonCountingBloomFilter::NonCountingBloomFilter(), StridePrefetcher::pcHash(), RubySystem::RubySystem(), BasePrefetcher::setCache(), and MultiLevelPageTable< ISAOps >::walk().

int floorLog2 ( unsigned long  x )

inline

Definition at line 116 of file intmath.hh.

References ULL.

int floorLog2 ( unsigned long long  x )

inline

Definition at line 135 of file intmath.hh.

References ULL.

int floorLog2 ( int  x )

inline

Definition at line 152 of file intmath.hh.

References floorLog2().

int floorLog2 ( long  x )

inline

Definition at line 159 of file intmath.hh.

References floorLog2().

int floorLog2 ( long long  x )

inline

Definition at line 166 of file intmath.hh.

References floorLog2().

template<class T >

T floorPow2 ( const T &  n )

inline

Definition at line 184 of file intmath.hh.

References floorLog2().

int hex2Int ( char  c )

inline

Definition at line 240 of file intmath.hh.

bool isDec ( char  c )

inline

Definition at line 234 of file intmath.hh.

bool isHex ( char  c )

inline

Definition at line 220 of file intmath.hh.

bool isOct ( char  c )

inline

Definition at line 228 of file intmath.hh.

template<class T >

bool isPowerOf2 ( const T &  n )

inline

Definition at line 73 of file intmath.hh.

References leastSigBit(), and ArmISA::n.

Referenced by BaseSetAssoc::BaseSetAssoc(), BiModeBP::BiModeBP(), ChunkGenerator::ChunkGenerator(), ComputeUnit::ComputeUnit(), DefaultBTB::DefaultBTB(), DRAMCtrl::DRAMCtrl(), FALRU::FALRU(), Gicv2m::Gicv2m(), IndirectPredictor::IndirectPredictor(), LocalBP::LocalBP(), MemFootprintProbe::MemFootprintProbe(), PageTableBase::PageTableBase(), PciDevice::PciDevice(), RubySystem::RubySystem(), StoreSet::StoreSet(), StridePrefetcher::StridePrefetcher(), TournamentBP::TournamentBP(), and StackDistCalc::updateTree().

template<class T >

bool isPrime ( const T &  n )

inline

Definition at line 45 of file intmath.hh.

References ArmISA::i, and ArmISA::n.

Referenced by prevPrime().

template<class T >

T leastSigBit ( const T &  n )

inline

Definition at line 66 of file intmath.hh.

Referenced by isPowerOf2().

uint64_t power ( uint32_t  n, uint32_t  e  )

inline

Definition at line 79 of file intmath.hh.

References ArmISA::e, ArmISA::n, warn, and X86ISA::x.

Referenced by DRAMCtrl::Rank::flushCmdList(), Pl390::getCpuTarget(), PowerModel::getDynamicPower(), ThermalDomain::getEquation(), PowerModel::getStaticPower(), A9SCU::read(), Sp804::Timer::read(), CpuLocalTimer::Timer::read(), Sp804::Timer::restartCounter(), CpuLocalTimer::Timer::restartTimerCounter(), CpuLocalTimer::Timer::restartWatchdogCounter(), and DRAMCtrl::Rank::updatePowerStats().

int prevPrime

(

int

n

)

Definition at line 35 of file intmath.cc.

References isPrime(), and ArmISA::n.

template<class T , class U >

T roundDown ( const T &  val, const U &  align  )

inline

Definition at line 213 of file intmath.hh.

References ArmISA::mask.

Referenced by AlphaProcess::argsInit(), MipsProcess::argsInit(), PowerProcess::argsInit(), RiscvProcess::argsInit(), SparcProcess::argsInit(), ArmProcess::argsInit(), X86ISA::X86Process::argsInit(), brkFunc(), TLBCoalescer::canCoalesce(), Shader::doFunctionalAccess(), Process::fixupStackFault(), X86ISA::GpuTLB::handleFuncTranslationReturn(), StackDistProbe::handleRequest(), FetchUnit::initiateFetch(), TimingSimpleCPU::initiateMemRead(), X86ISA::GpuTLB::issueTLBLookup(), BasePrefetcher::pageAddress(), TLBCoalescer::IssueProbeEvent::process(), AtomicSimpleCPU::readMem(), CheckerCPU::readMem(), TLBCoalescer::CpuSidePort::recvFunctional(), X86ISA::GpuTLB::CpuSidePort::recvFunctional(), X86ISA::GpuTLB::MemSidePort::recvTimingResp(), ComputeUnit::DTLBPort::recvTimingResp(), BasePrefetcher::samePage(), BaseDynInst< Impl >::splitRequest(), SETranslatingPortProxy::tryMemsetBlob(), SETranslatingPortProxy::tryWriteBlob(), ComputeUnit::updatePageDivergenceDist(), TLBCoalescer::updatePhysAddresses(), AtomicSimpleCPU::writeMem(), TimingSimpleCPU::writeMem(), and CheckerCPU::writeMem().

template<class T , class U >

T roundUp ( const T &  val, const U &  align  )

inline

Definition at line 205 of file intmath.hh.

References ArmISA::mask.

Referenced by StorageSpace::addSymbol(), AlphaProcess::AlphaProcess(), AlphaProcess::argsInit(), MipsProcess::argsInit(), PowerProcess::argsInit(), RiscvProcess::argsInit(), SparcProcess::argsInit(), ArmProcess::argsInit(), X86ISA::X86Process::argsInit(), ArmProcess32::ArmProcess32(), ArmProcess64::ArmProcess64(), brkFunc(), ChunkGenerator::ChunkGenerator(), HsailCode::generateHsaKernelInfo(), X86ISA::I386Process::I386Process(), X86System::initState(), MipsProcess::MipsProcess(), Shader::mmap(), mmapImpl(), mremapFunc(), PowerProcess::PowerProcess(), RiscvProcess::RiscvProcess(), Sparc32Process::Sparc32Process(), Sparc64Process::Sparc64Process(), Process::updateBias(), and X86ISA::X86_64Process::X86_64Process().