#include <Operation.hh>

Inheritance diagram for NullOperation:

Collaboration diagram for NullOperation:

Public Member Functions
virtual	~NullOperation ()

virtual TCEString	name () const

virtual TCEString	description () const

virtual int	numberOfInputs () const

virtual int	numberOfOutputs () const

virtual bool	usesMemory () const

virtual bool	readsMemory () const

virtual bool	writesMemory () const

virtual bool	canTrap () const

virtual bool	hasSideEffects () const

virtual bool	isClocked () const

virtual bool	isControlFlowOperation () const

virtual bool	isCall () const

virtual bool	isBranch () const

virtual bool	dependsOn (const Operation &op) const

virtual int	affectsCount () const

virtual int	affectedByCount () const

virtual TCEString	affects (unsigned int i) const

virtual TCEString	affectedBy (unsigned int i) const

virtual bool	canSwap (int id1, int id2) const

virtual Operand &	input (int id) const

virtual Operand &	output (int id) const

virtual Operand &	operand (int id) const

virtual void	setBehavior (OperationBehavior &behavior)

virtual OperationBehavior &	behavior () const

virtual bool	simulateTrigger (SimValue **, OperationContext &context) const

virtual void	createState (OperationContext &context) const

virtual void	deleteState (OperationContext &context) const

Public Member Functions inherited from Operation
	Operation (const TCEString &name, OperationBehavior &behavior)

virtual	~Operation ()

virtual void	addDag (const TCEString &code)

virtual void	removeDag (int index)

virtual int	dagCount () const

virtual OperationDAG &	dag (int index) const

virtual TCEString	dagCode (int index) const

virtual void	setDagCode (int index, const TCEString &code)

virtual TCEString	dagError (int index) const

virtual int	operandCount () const

virtual bool	isVectorOperation () const

virtual void	setReadsMemory (bool setting)

virtual void	setWritesMemory (bool setting)

virtual bool	isBaseOffsetMemOperation () const

virtual void	setCall (bool setting)

virtual void	setBranch (bool setting)

virtual void	setControlFlowOperation (bool setting)

virtual bool	isPure () const

virtual void	addInput (Operand *operand)

virtual void	addOutput (Operand *operand)

virtual void	loadState (const ObjectState *state)

virtual ObjectState *	saveState () const

virtual bool	areValid (const InputOperandVector &inputs, const OperationContext &context) const

virtual bool	canBeSimulated () const

bool	isNull () const

TCEString	emulationFunctionName () const

OperationPimpl &	impl ()

Public Member Functions inherited from Serializable
virtual	~Serializable ()

Static Public Member Functions
static NullOperation &	instance ()

Protected Member Functions
	NullOperation ()
	Some gcc versions warn about private constructors. More...

Private Member Functions
	NullOperation (const NullOperation &)
	Copying not allowed. More...

NullOperation &	operator= (const NullOperation &)
	Assignment not allowed. More...

Static Private Attributes
static NullOperation	instance_
	Unique instance of NullOperation. More...

Additional Inherited Members
Public Types inherited from Operation
typedef OperationBehavior::InputOperandVector	InputOperandVector

Static Public Attributes inherited from Operation
static const char *	OPRN_OPERATION = "operation"
	Object state name for operation. More...

static const char *	OPRN_NAME = "name"
	Object state name for name. More...

static const char *	OPRN_DESCRIPTION = "description"
	Object state name for description. More...

static const char *	OPRN_INPUTS = "inputs"
	Object state name for inputs. More...

static const char *	OPRN_OUTPUTS = "outputs"
	Object state name for outputs. More...

static const char *	OPRN_TRAP = "trap"
	Object state name for trap. More...

static const char *	OPRN_SIDE_EFFECTS = "side-effects"
	Object state name for side effects. More...

static const char *	OPRN_CLOCKED = "clocked"
	Object state name for clockedness. More...

static const char *	OPRN_CONTROL_FLOW = "control-flow"
	Object state name for control flow property. More...

static const char *	OPRN_READS_MEMORY = "reads-memory"
	Object state name for reads memory. More...

static const char *	OPRN_WRITES_MEMORY = "writes-memory"
	Object state name for writes memory. More...

static const char *	OPRN_AFFECTS = "affects"
	Object state name for affects. More...

static const char *	OPRN_AFFECTED_BY = "affected-by"
	Object state name for affected by. More...

static const char *	OPRN_IN = "in"
	Object state name for input operand. More...

static const char *	OPRN_OUT = "out"
	Object state name for output operand. More...

static const char *	OPRN_TRIGGER = "trigger-semantics"
	Object state name for trigger semantics. More...

static const char *	OPRN_ISCALL = "is-call"
	Object state name for call property. More...

static const char *	OPRN_ISBRANCH = "is-branch"
	Object state name for branch property. More...

Detailed Description

Singleton class that is used to represent a null operation behavior.

All methods cause program abort with an error log message.

Definition at line 186 of file Operation.hh.

Constructor & Destructor Documentation

◆ ~NullOperation()

NullOperation::~NullOperation ( )

virtual

Destructor.

Definition at line 659 of file Operation.cc.

659 {

660 }

◆ NullOperation() [1/2]

NullOperation::NullOperation ( )

protected

Some gcc versions warn about private constructors.

Constructor.

Definition at line 652 of file Operation.cc.

                              : 
     Operation("<NULL>", NullOperationBehavior::instance()) {
 }

◆ NullOperation() [2/2]

NullOperation::NullOperation ( const NullOperation & )

private

Copying not allowed.

Member Function Documentation

◆ affectedBy()

TCEString NullOperation::affectedBy ( unsigned int i ) const

virtual

Aborts program with error log message.

Exceptions

Nothing.

Returns: Empty string.

Reimplemented from Operation.

Definition at line 715 of file Operation.cc.

                                             {
     
     abortWithError("affectedBy()");
     return "";
 }

References abortWithError.

◆ affectedByCount()

int NullOperation::affectedByCount ( ) const

virtual

Aborts program with error log message.

Returns: 0.

Reimplemented from Operation.

Definition at line 690 of file Operation.cc.

                                      {
     abortWithError("affectedByCount()");
     return 0;
 }

References abortWithError.

◆ affects()

TCEString NullOperation::affects ( unsigned int i ) const

virtual

Aborts program with error log message.

Exceptions

Nothing.

Returns: Empty string.

Reimplemented from Operation.

Definition at line 702 of file Operation.cc.

                                          {
     
     abortWithError("affects()");
     return "";
 }

References abortWithError.

◆ affectsCount()

int NullOperation::affectsCount ( ) const

virtual

Aborts program with error log message.

Returns: 0.

Reimplemented from Operation.

Definition at line 679 of file Operation.cc.

                                   {
     abortWithError("affectsCount()");
     return 0;
 }

References abortWithError.

◆ behavior()

OperationBehavior & NullOperation::behavior ( ) const

virtual

Aborts program with error log message.

Returns: NullOperationBehavior.

Reimplemented from Operation.

Definition at line 771 of file Operation.cc.

                               {
     abortWithError("behavior()");
     return NullOperationBehavior::instance();
 }

References abortWithError, and NullOperationBehavior::instance().

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◆ canSwap()

bool NullOperation::canSwap	(	int	id1,
		int	id2
	)		const

virtual

Aborts program with error log message.

Returns: False

Reimplemented from Operation.

Definition at line 727 of file Operation.cc.

                                      {
     abortWithError("canSwap()");
     return false;
 }

References abortWithError.

◆ canTrap()

bool NullOperation::canTrap ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 867 of file Operation.cc.

                              {
     abortWithError("canTrap()");
     return false;
 }

References abortWithError.

◆ createState()

void NullOperation::createState ( OperationContext & context ) const

virtual

Aborts program with error log message.

Reimplemented from Operation.

Definition at line 944 of file Operation.cc.

                                                   {
     abortWithError("createState()");
 }

References abortWithError.

◆ deleteState()

void NullOperation::deleteState ( OperationContext & context ) const

virtual

Aborts program with error log message.

Reimplemented from Operation.

Definition at line 952 of file Operation.cc.

                                                   {
     abortWithError("deleteState()");
 }

References abortWithError.

◆ dependsOn()

bool NullOperation::dependsOn ( const Operation & op ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 668 of file Operation.cc.

                                                {
     abortWithError("dependsOn()");
     return false;
 }

References abortWithError.

◆ description()

TCEString NullOperation::description ( ) const

virtual

Aborts program with error log message.

Returns: An empty string.

Reimplemented from Operation.

Definition at line 801 of file Operation.cc.

                                  {
     abortWithError("description()");
     return "";
 }

References abortWithError.

◆ hasSideEffects()

bool NullOperation::hasSideEffects ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 878 of file Operation.cc.

                                     {
     abortWithError("hasSideEffects()");
     return false;
 }

References abortWithError.

◆ input()

Operand & NullOperation::input ( int id ) const

virtual

Aborts program with error log message.

Returns: NullOperand.

Reimplemented from Operation.

Definition at line 738 of file Operation.cc.

                               {
     abortWithError("input()");
     return NullOperand::instance();
 }

References abortWithError, and NullOperand::instance().

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◆ instance()

static NullOperation& NullOperation::instance ( )

static

Referenced by TDGen::analyzeMachineVectorRegisterClasses(), MachineStateBuilder::bindPortsToOperands(), AddressSpaceCheck::check(), POMDisassembler::createFUPort(), OperationDAGBuilder::createOperationNode(), ControlFlowEdge::edgePredicateFromMove(), CodeCompressorPlugin::encodeFUTerminal(), CmdTrigger::execute(), CmdReset::execute(), TDGen::gatherAllMachineOperations(), UniversalFunctionUnit::hasOperation(), TTAProgram::TerminalFUPort::hintOperation(), TTAProgram::Move::isCall(), TTAProgram::Move::isControlFlowMove(), TTAProgram::Move::isJump(), operandBindingsString(), MachineInfo::operandFromPort(), MachineConnectivityCheck::operandWidth(), UniversalFunctionUnit::operation(), OperationPoolPimpl::operation(), OsalInterpreter::operation(), OsalInterpreter::OsalInterpreter(), printLatexFunctionUnitDescription(), TTAProgram::TerminalFUPort::setHintOperation(), TTAProgram::ProgramWriter::terminalResource(), TDGen::writeInstrInfo(), TDGen::writeIntegerImmediateDefs(), and TDGen::writeScalarOperationExploitations().

◆ isBranch()

bool NullOperation::isBranch ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 920 of file Operation.cc.

                               {
     abortWithError(__func__);
     return false;
 }

References __func__, and abortWithError.

◆ isCall()

bool NullOperation::isCall ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 910 of file Operation.cc.

                             {
     abortWithError(__func__);
     return false;
 }

References __func__, and abortWithError.

◆ isClocked()

bool NullOperation::isClocked ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 889 of file Operation.cc.

                                {
     abortWithError("isClocked()");
     return false;
 }

References abortWithError.

◆ isControlFlowOperation()

bool NullOperation::isControlFlowOperation ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 900 of file Operation.cc.

                                             {
     abortWithError(__func__);
     return false;
 }

References __func__, and abortWithError.

◆ name()

TCEString NullOperation::name ( ) const

virtual

Aborts program with error log message.

Returns: An empty string.

Reimplemented from Operation.

Definition at line 790 of file Operation.cc.

                           {
     abortWithError("name()");
     return "";
 }

References abortWithError.

Referenced by ProgramOperation::addNode(), and ProgramOperation::hwopFromOutMove().

◆ numberOfInputs()

int NullOperation::numberOfInputs ( ) const

virtual

Aborts program with error log message.

Returns: -1.

Reimplemented from Operation.

Definition at line 812 of file Operation.cc.

                                     {
     abortWithError("numberOfInputs()");
     return -1;
 }

References abortWithError.

Referenced by ProgramOperation::outputNode().

◆ numberOfOutputs()

int NullOperation::numberOfOutputs ( ) const

virtual

Aborts program with error log message.

Returns: -1.

Reimplemented from Operation.

Definition at line 823 of file Operation.cc.

                                      {
     abortWithError("numberOfOutputs()");
     return -1;
 }

References abortWithError.

◆ operand()

Operand & NullOperation::operand ( int id ) const

virtual

Aborts program with error log message.

Returns: NullOperand.

Reimplemented from Operation.

Definition at line 760 of file Operation.cc.

                                 {
     abortWithError("operand()");
     return NullOperand::instance();
 }

References abortWithError, and NullOperand::instance().

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◆ operator=()

NullOperation& NullOperation::operator= ( const NullOperation & )

private

Assignment not allowed.

◆ output()

Operand & NullOperation::output ( int id ) const

virtual

Aborts program with error log message.

Returns: NullOperand.

Reimplemented from Operation.

Definition at line 749 of file Operation.cc.

                                {
     abortWithError("output()");
     return NullOperand::instance();
 }

References abortWithError, and NullOperand::instance().

Referenced by ProgramOperation::toString().

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◆ readsMemory()

bool NullOperation::readsMemory ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 845 of file Operation.cc.

                                  {
     abortWithError("readsMemory()");
     return false;
 }

References abortWithError.

◆ setBehavior()

void NullOperation::setBehavior ( OperationBehavior & behavior )

virtual

Aborts program with error log message.

Reimplemented from Operation.

Definition at line 780 of file Operation.cc.

                                              {
     abortWithError("setBehavior()");
 }

References abortWithError.

◆ simulateTrigger()

bool NullOperation::simulateTrigger	(	SimValue **	,
		OperationContext &	context
	)		const

virtual

Aborts program with error log message.

Returns: False.

Exceptions

Exception never.

Reimplemented from Operation.

Definition at line 932 of file Operation.cc.

                              {
     
     abortWithError("simulateTrigger()");
     return false;
 }

References abortWithError.

◆ usesMemory()

bool NullOperation::usesMemory ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 834 of file Operation.cc.

                                 {
     abortWithError("usesMemory()");
     return false;
 }

References abortWithError.

◆ writesMemory()

bool NullOperation::writesMemory ( ) const

virtual

Aborts program with error log message.

Returns: False.

Reimplemented from Operation.

Definition at line 856 of file Operation.cc.

                                   {
     abortWithError("writesMemory()");
     return false;
 }

References abortWithError.

Member Data Documentation

◆ instance_

NullOperation NullOperation::instance_

staticprivate

Unique instance of NullOperation.

Definition at line 237 of file Operation.hh.

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

Public Member Functions

Static Public Member Functions

Protected Member Functions

Private Member Functions

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ~NullOperation()

◆ NullOperation() [1/2]

◆ NullOperation() [2/2]

Member Function Documentation

◆ affectedBy()

◆ affectedByCount()

◆ affects()

◆ affectsCount()

◆ behavior()

◆ canSwap()

◆ canTrap()

◆ createState()

◆ deleteState()

◆ dependsOn()

◆ description()

◆ hasSideEffects()

◆ input()

◆ instance()

◆ isBranch()

◆ isCall()

◆ isClocked()

◆ isControlFlowOperation()

◆ name()

◆ numberOfInputs()

◆ numberOfOutputs()

◆ operand()

◆ operator=()

◆ output()

◆ readsMemory()

◆ setBehavior()

◆ simulateTrigger()

◆ usesMemory()

◆ writesMemory()

Member Data Documentation

◆ instance_