#include <FUResource.hh>

Inheritance diagram for FUResource:

Collaboration diagram for FUResource:

Public Member Functions
	FUResource (const std::string &name, int operationCount, int nopSlotWeight, unsigned int initiationInterval=0)

virtual	~FUResource ()

virtual bool	isInUse (const int cycle) const override

virtual bool	isAvailable (const int cycle) const override

virtual bool	canAssign (const int cycle, const MoveNode &node) const override

virtual void	assign (const int cycle, MoveNode &node) override

virtual void	unassign (const int cycle, MoveNode &node) override

virtual bool	operator< (const SchedulingResource &other) const override

Public Member Functions inherited from SchedulingResource
virtual	~SchedulingResource ()

	SchedulingResource (const std::string &name, const unsigned int ii=0)

virtual int	relatedResourceGroupCount () const

virtual int	dependentResourceGroupCount () const

int	relatedResourceCount (const int group) const

int	dependentResourceCount (const int group) const

virtual void	addToRelatedGroup (const int group, SchedulingResource &resource)

virtual void	addToDependentGroup (const int group, SchedulingResource &resource)

virtual SchedulingResource &	relatedResource (const int group, const int index) const

virtual SchedulingResource &	dependentResource (const int group, const int index) const

virtual bool	hasRelatedResource (const SchedulingResource &sResource) const

virtual bool	hasDependentResource (const SchedulingResource &sResource) const

virtual const std::string &	name () const

virtual int	useCount () const

virtual void	increaseUseCount ()

virtual void	decreaseUseCount ()

virtual bool	isInputPSocketResource () const

virtual bool	isOutputPSocketResource () const

virtual bool	isShortImmPSocketResource () const

virtual bool	isInputFUResource () const

virtual bool	isOutputFUResource () const

virtual bool	isExecutionPipelineResource () const

virtual bool	isBusResource () const

virtual bool	isSegmentResource () const

virtual bool	isIUResource () const

virtual bool	isITemplateResource () const

int	instructionIndex (int cycle) const

void	setInitiationInterval (unsigned int ii)

int	initiationInterval () const

virtual void	clear ()

virtual void	setMaxCycle (unsigned int)

Private Member Functions
	FUResource (const FUResource &)

FUResource &	operator= (const FUResource &)

Private Attributes
int	opCount_

int	nopSlotWeight_

Additional Inherited Members
Protected Member Functions inherited from SchedulingResource
virtual bool	validateDependentGroups ()

virtual bool	validateRelatedGroups ()

Protected Attributes inherited from SchedulingResource
int	initiationInterval_

Detailed Description

An interface for scheduling FU resources of Resource Model

Definition at line 46 of file FUResource.hh.

Constructor & Destructor Documentation

◆ FUResource() [1/2]

FUResource::FUResource	(	const std::string &	name,
		int	opCount,
		int	nopSlotWeight,
		unsigned int	initiationInterval = `0`
	)

Constructor defining resource name

Parameters

name	Name of resource

Definition at line 43 of file FUResource.cc.

                                                                           :
    SchedulingResource(name, initiationInterval) , opCount_(opCount),
    nopSlotWeight_(nopSlotWeight) {
}

◆ ~FUResource()

FUResource::~FUResource ( )

virtual

Empty destructor

Definition at line 52 of file FUResource.cc.

52{}

◆ FUResource() [2/2]

FUResource::FUResource ( const FUResource & )

private

Member Function Documentation

◆ assign()

void FUResource::assign	(	const int	cycle,
		MoveNode &	node
	)

overridevirtual

Assign resource to given node for given cycle

Parameters

cycle	Cycle to assign
node	MoveNode assigned

Implements SchedulingResource.

Reimplemented in InputFUResource, and OutputFUResource.

Definition at line 100 of file FUResource.cc.

                                       {
 
    // Implemented in derived classes
    abortWithError("assign of FUResource called!");
}

References abortWithError.

◆ canAssign()

bool FUResource::canAssign	(	const int	cycle,
		const MoveNode &	node
	)		const

overridevirtual

Return true if resource can be assigned for given resource in given cycle

Parameters

cycle	Cycle to test
node	MoveNode to test

Returns: true if node can be assigned to cycle

Implements SchedulingResource.

Reimplemented in InputFUResource, and OutputFUResource.

Definition at line 125 of file FUResource.cc.

                                                      {
    // Implemented in derived classes
    abortWithError("canAssign of FUResource called!");
    return false;
}

References abortWithError.

◆ isAvailable()

bool FUResource::isAvailable ( const int cycle ) const

overridevirtual

Test if resource FUResource is available. Not all of the PSocket are inUse.

Parameters

cycle Cycle which to test

Returns: True if FUResource is available in cycle

Implements SchedulingResource.

Reimplemented in InputFUResource.

Definition at line 80 of file FUResource.cc.

                                             {
    for (int i = 0; i < dependentResourceGroupCount(); i++) {
        for (int j = 0, count = dependentResourceCount(i); j < count; j++) {
            if (dependentResource(i, j).isInputPSocketResource() ||
                dependentResource(i, j).isOutputPSocketResource()) {
                if (dependentResource(i, j).isAvailable(cycle)) {
                    return true;
                }
            }
        }
    }
    return false;
}

References SchedulingResource::dependentResource(), SchedulingResource::dependentResourceCount(), SchedulingResource::dependentResourceGroupCount(), SchedulingResource::isAvailable(), SchedulingResource::isInputPSocketResource(), and SchedulingResource::isOutputPSocketResource().

Referenced by InputFUResource::isAvailable().

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◆ isInUse()

bool FUResource::isInUse ( const int cycle ) const

overridevirtual

Test if resource FUResource is used in given cycle, meaning InputPSocket or OutputPSocket is in use or ExecutionPipeline is inUse.

Parameters

cycle Cycle which to test

Returns: True if FUResource is already used in cycle

Implements SchedulingResource.

Reimplemented in InputFUResource.

Definition at line 62 of file FUResource.cc.

                                         {
    for (int i = 0; i < dependentResourceGroupCount(); i++) {
        for (int j = 0, count = dependentResourceCount(i); j < count; j++) {
            if (dependentResource(i, j).isInUse(cycle)) {
                return true;
            }
        }
    }
    return false;
}

References SchedulingResource::dependentResource(), SchedulingResource::dependentResourceCount(), SchedulingResource::dependentResourceGroupCount(), and SchedulingResource::isInUse().

Referenced by InputFUResource::isInUse().

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◆ operator<()

bool FUResource::operator< ( const SchedulingResource & other ) const

overridevirtual

Comparison operator.

Favours least used FU's and FU's with less operations.

Reimplemented from SchedulingResource.

Definition at line 136 of file FUResource.cc.

                                                            {
 
    const FUResource *fur = static_cast<const FUResource*>(&other);
    if (fur == NULL) {
        return false;
    }
 
    if (nopSlotWeight_ < fur->nopSlotWeight_) {
        return true;
    }
 
    if (nopSlotWeight_ > fur->nopSlotWeight_) {
        return false;
    }
 
    if (opCount_ < fur->opCount_) {
        return true;
    } 
    if (opCount_ > fur->opCount_) {
        return false;
    }
 
    // favours FU's with connections to less busses.
    int connCount = 0;
    int connCount2 = 0;
 
    // count the connections.
    for (int i = 0; i < dependentResourceCount(0); i++) {
        SchedulingResource& r = dependentResource(0,i);
        if (dynamic_cast<InputPSocketResource*>(&r)) {
            connCount += r.relatedResourceCount(1);
        } else {
            connCount += r.relatedResourceCount(2);
        }
    }
 
    for (int i = 0; i < other.dependentResourceCount(0); i++) {
        SchedulingResource& r = other.dependentResource(0,i);
        if (dynamic_cast<InputPSocketResource*>(&r)) {
            connCount2 += r.relatedResourceCount(1);
        } else {
            connCount2 += r.relatedResourceCount(2);
        }
    }
 
    if (connCount < connCount2) {
        return true;
    } 
    if (connCount > connCount2) {
        return false;
    }
 
    // then use count
    if (useCount() < other.useCount()) {
        return true;
    } 
    if (useCount() > other.useCount()) {
        return false;
    }
 
    return name() < other.name();
}

References SchedulingResource::dependentResource(), SchedulingResource::dependentResourceCount(), SchedulingResource::name(), nopSlotWeight_, opCount_, SchedulingResource::relatedResourceCount(), and SchedulingResource::useCount().

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◆ operator=()

FUResource & FUResource::operator= ( const FUResource & )

private

◆ unassign()

void FUResource::unassign	(	const int	cycle,
		MoveNode &	node
	)

overridevirtual

Unassign resource from given node for given cycle

Parameters

cycle	Cycle to remove assignment from
node	MoveNode to remove assignment from

Implements SchedulingResource.

Reimplemented in InputFUResource, and OutputFUResource.

Definition at line 112 of file FUResource.cc.

                                         {
 
    // Implemented in derived classes
    abortWithError("unassign of FUResource called!");
}

References abortWithError.

Member Data Documentation

◆ nopSlotWeight_

int FUResource::nopSlotWeight_

private

Definition at line 66 of file FUResource.hh.

Referenced by operator<().

◆ opCount_

int FUResource::opCount_

private

Definition at line 65 of file FUResource.hh.

Referenced by operator<().

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

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ FUResource() [1/2]

◆ ~FUResource()

◆ FUResource() [2/2]

Member Function Documentation

◆ assign()

◆ canAssign()

◆ isAvailable()

◆ isInUse()

◆ operator<()

◆ operator=()

◆ unassign()

Member Data Documentation

◆ nopSlotWeight_

◆ opCount_