TTAProgram::MoveGuard Class Reference

#include <MoveGuard.hh>

Collaboration diagram for TTAProgram::MoveGuard:

Public Member Functions
	MoveGuard (const TTAMachine::Guard &guard)
	~MoveGuard ()
bool	isUnconditional () const
bool	isInverted () const
const TTAMachine::Guard &	guard () const
MoveGuard *	copy () const

Private Member Functions
	MoveGuard (const MoveGuard &)
	Copying not allowed. More...
MoveGuard &	operator= (const MoveGuard &)
	Assignment not allowed. More...

Private Attributes
const TTAMachine::Guard *	guard_
	The guard object. More...

Detailed Description

Represents an execution predicate.

Wraps in the Guard class of the Machine Object Model.

Definition at line 47 of file MoveGuard.hh.

Constructor & Destructor Documentation

MoveGuard() [1/2]

TTAProgram::MoveGuard::MoveGuard

(

const TTAMachine::Guard &

guard

)

Constructor.

Parameters

guard

The guard.

Definition at line 49 of file MoveGuard.cc.

                                                :
    guard_(&guard) {
}

Referenced by copy().

~MoveGuard()

TTAProgram::MoveGuard::~MoveGuard

(

)

Destructor.

Definition at line 56 of file MoveGuard.cc.

                      {
}

MoveGuard() [2/2]

TTAProgram::MoveGuard::MoveGuard ( const MoveGuard &  )

private

Copying not allowed.

Member Function Documentation

copy()

MoveGuard * TTAProgram::MoveGuard::copy

(

)

const

Makes a copy of the move guard.

Returns

A copy of the move guard.

Definition at line 96 of file MoveGuard.cc.

                      {
    return new MoveGuard(*guard_);
}

References guard_, and MoveGuard().

Referenced by SimpleIfConverter::appendBB(), SimpleBrokerDirector::assign(), SimpleBrokerDirector::canAssign(), SimpleIfConverter::canConvert(), CopyingDelaySlotFiller::collectMoves(), TTAProgram::Move::copy(), MoveNodeDuplicator::duplicateMove(), llvm::LLVMTCEBuilder::emitInstruction(), CopyingDelaySlotFiller::getMove(), CallsToJumps::handleControlFlowGraph(), BFRemoveGuard::operator()(), BFRemoveGuardFromSucc::operator()(), BFOptimization::setJumpGuard(), and BFRemoveGuardFromSucc::undoOnlyMe().

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guard()

const Guard & TTAProgram::MoveGuard::guard

(

)

const

Returns the guard object.

Returns

The guard object.

Definition at line 86 of file MoveGuard.cc.

                       {
    return *guard_;
}

References guard_.

Referenced by CodeCompressorPlugin::addBitsForGuardField(), BusBroker::allAvailableResources(), ResourceConstraintAnalyzer::analyzeRegisterAntideps(), BusBroker::assign(), UtilizationStats::calculateForInstruction(), InputPSocketResource::canAssign(), PSocketResource::canAssign(), OutputPSocketResource::canAssign(), MachineConnectivityCheck::canBypass(), MachineConnectivityCheck::canBypassOpToDst(), SimpleIfConverter::canConvert(), MachineConnectivityCheck::canSourceWriteToAnyDestinationPort(), BusBroker::canTransportImmediate(), CopyingDelaySlotFiller::collectMoves(), MachineConnectivityCheck::copyOpFUs(), TTAProgram::CodeGenerator::createBreakOperation(), TTAProgram::ProgramWriter::createCodeSection(), POMDisassembler::createGuard(), TTAProgram::CodeGenerator::createInverseGuard(), DataDependenceGraph::destRenamed(), ExecutionPipelineResource::exclusiveMoves(), CopyingDelaySlotFiller::fillDelaySlots(), RegisterRenamer::findGuardRegisters(), CopyingDelaySlotFiller::findJump(), MachineConnectivityCheck::findPossibleDestinationPorts(), DataDependenceGraph::firstRegisterCycle(), DataDependenceGraph::fixInterBBAntiEdges(), CompiledSimCodeGenerator::generateGuardCondition(), CompiledSimCodeGenerator::generateGuardRead(), TTAProgram::Move::guardLatency(), DataDependenceGraph::guardRenamed(), DataDependenceGraph::guardsAllowBypass(), BusBroker::hasGuard(), OutputFUBroker::isApplicable(), BusBroker::isAvailable(), DataDependenceGraph::isNotAvoidable(), DataDependenceGraph::lastRegisterCycle(), DataDependenceGraph::lastScheduledRegisterGuardReads(), BFLateBypassGuard::operator()(), BFEarlyGuardBypass::operator()(), BFScheduleExact::operator()(), ProgramOperation::outputIndexFromGuardOfMove(), BF2Scheduler::possibleTempRegRFs(), DataDependenceGraphBuilder::processGuard(), SimProgramBuilder::processMove(), RegisterRenamer::renameLiveRange(), ExecutionPipelineResource::resultPort(), DataDependenceGraph::sanityCheck(), SequentialScheduler::scheduleMove(), BFRenameLiveRange::setGuard(), BFOptimization::setJumpGuard(), SimpleIfConverter::successors(), and PostpassOperandSharer::tryRemoveOperandWrite().

isInverted()

bool TTAProgram::MoveGuard::isInverted

(

)

const

Tells whether the guard is inverted or not.

Returns

True if the Boolean value computed out of the contents of the source register is inverted.

Definition at line 76 of file MoveGuard.cc.

                            {
    return guard_->isInverted();
}

References guard_, and TTAMachine::Guard::isInverted().

Referenced by LoopAnalyzer::analyze(), POMDisassembler::createGuard(), ControlFlowGraph::directJump(), ControlFlowEdge::edgePredicateFromMove(), DataDependenceGraph::exclusingGuards(), DataDependenceGraph::findLoopLimitAndIndex(), ControlFlowGraph::indirectJump(), BFLateBypassGuard::operator()(), BFEarlyGuardBypass::operator()(), ProgramDependenceGraph::removeGuardedJump(), and DataDependenceGraph::sameGuards().

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isUnconditional()

bool TTAProgram::MoveGuard::isUnconditional

(

)

const

Tells whether this guard is a constant true or false value.

Returns

false always.

Definition at line 65 of file MoveGuard.cc.

                                 {
    return false;
}

Referenced by POMDisassembler::createGuard().

operator=()

MoveGuard& TTAProgram::MoveGuard::operator= ( const MoveGuard &  )

private

Assignment not allowed.

Member Data Documentation

guard_

const TTAMachine::Guard* TTAProgram::MoveGuard::guard_

private

The guard object.

Definition at line 65 of file MoveGuard.hh.

Referenced by copy(), guard(), and isInverted().

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

• MoveGuard.hh
• MoveGuard.cc