#include <BFUpdateMoveOnBypass.hh>

Inheritance diagram for BFUpdateMoveOnBypass:

Collaboration diagram for BFUpdateMoveOnBypass:

Public Member Functions
	BFUpdateMoveOnBypass (BF2Scheduler &sched, MoveNode &src, MoveNode &mn)

bool	operator() () override

virtual	~BFUpdateMoveOnBypass ()

TCEString	reg ()

Public Member Functions inherited from BFOptimization
	BFOptimization (BF2Scheduler &sched)

virtual bool	isFinishFront ()

virtual void	mightBeReady (MoveNode &mn)

Public Member Functions inherited from Reversible
virtual void	undo ()

virtual	~Reversible ()

void	deleteChildren (std::stack< Reversible * > &children)

int	id ()

	Reversible ()

Protected Member Functions
void	undoOnlyMe () override

Protected Member Functions inherited from BFOptimization
DataDependenceGraph &	ddg ()

DataDependenceGraph *	rootDDG ()

const DataDependenceGraph &	ddg () const

DataDependenceGraph *	prologDDG ()

SimpleResourceManager &	rm () const

SimpleResourceManager *	prologRM () const

BUMoveNodeSelector &	selector ()

const TTAMachine::Machine &	targetMachine () const

unsigned int	ii () const

MoveNodeDuplicator &	duplicator () const

virtual bool	assign (int cycle, MoveNode &, const TTAMachine::Bus bus=nullptr, const TTAMachine::FunctionUnit srcFU_=nullptr, const TTAMachine::FunctionUnit dstFU=nullptr, const TTAMachine::Bus prologBus=nullptr, int immWriteCycle=-1, int prologImmWriteCycle=-1, const TTAMachine::ImmediateUnit *immu=nullptr, int immRegIndex=-1, bool ignoreGuardWriteCycle=false)

virtual void	unassign (MoveNode &mn, bool disposePrologCopy=true)

virtual int	rmEC (int cycle, MoveNode &mn, const TTAMachine::Bus bus=nullptr, const TTAMachine::FunctionUnit srcFU=nullptr, const TTAMachine::FunctionUnit dstFU=nullptr, const TTAMachine::Bus prologBus=nullptr, int immWriteCycle=-1, int prologImmWriteCycle=-1, const TTAMachine::ImmediateUnit *immu=nullptr, int immRegIndex=-1)

virtual int	rmLC (int cycle, MoveNode &mn, const TTAMachine::Bus bus=nullptr, const TTAMachine::FunctionUnit srcFU=nullptr, const TTAMachine::FunctionUnit dstFU=nullptr, const TTAMachine::Bus prologBus=nullptr, int immWriteCycle=-1, int prologImmWriteCycle=-1, const TTAMachine::ImmediateUnit *immu=nullptr, int immRegIndex=-1)

virtual bool	canAssign (int cycle, MoveNode &mn, const TTAMachine::Bus bus=nullptr, const TTAMachine::FunctionUnit srcFU=nullptr, const TTAMachine::FunctionUnit dstFU=nullptr, const TTAMachine::Bus prologBus=nullptr, int immWriteCycle=-1, int prologImmWriteCycle=-1, const TTAMachine::ImmediateUnit *immu=nullptr, int immRegIndex=-1, bool ignoreGWN=false)

bool	putAlsoToPrologEpilog (int cycle, MoveNode &mn)

void	setPrologSrcFUAnno (MoveNode &prologMN, MoveNode &loopMN)

void	setPrologDstFUAnno (MoveNode &prologMN, MoveNode &loopMN)

void	setJumpGuard (MoveNode &mn)

void	unsetJumpGuard (MoveNode &mn)

bool	needJumpGuard (const MoveNode &mn, int cycle)

int	jumpGuardAvailableCycle (const MoveNode &mn)

bool	canBeSpeculated (const Operation &op)

bool	canBeSpeculated (const MoveNode &mn)

bool	usePrologMove (const MoveNode &mn)

bool	canBeScheduled (const MoveNode &mn)

const TTAMachine::RegisterFile *	RFReadPortCountPreventsScheduling (const MoveNode &mn)

bool	immCountPreventsScheduling (const MoveNode &mn)

Protected Member Functions inherited from Reversible
bool	runPreChild (Reversible *preChild)

bool	runPostChild (Reversible *preChild)

bool	runChild (std::stack< Reversible * > &children, Reversible *child)

bool	runChild (Reversible *child, bool pre)

void	undoAndRemovePreChildren ()

void	undoAndRemovePostChildren ()

void	undoAndRemoveChildren (std::stack< Reversible * > &children)

Private Attributes
MoveNode &	src_

MoveNode &	dst_

bool	force_

TCEString	reg_

Additional Inherited Members
Static Public Member Functions inherited from BFOptimization
static void	clearPrologMoves ()

static MoveNode *	getSisterTrigger (const MoveNode &mn, const TTAMachine::Machine &mach)

Protected Attributes inherited from BFOptimization
BF2Scheduler &	sched_

Protected Attributes inherited from Reversible
std::stack< Reversible * >	preChildren_

std::stack< Reversible * >	postChildren_

Static Protected Attributes inherited from BFOptimization
static std::map< MoveNode , MoveNode , MoveNode::Comparator >	prologMoves_

Detailed Description

Definition at line 41 of file BFUpdateMoveOnBypass.hh.

Constructor & Destructor Documentation

◆ BFUpdateMoveOnBypass()

BFUpdateMoveOnBypass::BFUpdateMoveOnBypass	(	BF2Scheduler &	sched,
		MoveNode &	src,
		MoveNode &	mn
	)

inline

Definition at line 44 of file BFUpdateMoveOnBypass.hh.

46 :

47 BFOptimization(sched), src_(src), dst_(mn) {}

◆ ~BFUpdateMoveOnBypass()

virtual BFUpdateMoveOnBypass::~BFUpdateMoveOnBypass ( )

inlinevirtual

Definition at line 49 of file BFUpdateMoveOnBypass.hh.

49 {}

Member Function Documentation

◆ operator()()

bool BFUpdateMoveOnBypass::operator() ( )

overridevirtual

This performs the operation. Returns true if success, false if fail.

Implements Reversible.

Definition at line 41 of file BFUpdateMoveOnBypass.cc.

                                       {
  
     auto& dm = dst_.move();
     auto& sm = src_.move();
  
     // update the move
     dm.setSource(sm.source().copy());
  
     if (!src_.isSourceOperation()) {
         return true;
     }
  
     ProgramOperationPtr srcOp = src_.sourceOperationPtr();
     srcOp->addOutputNode(dst_);
     dst_.setSourceOperationPtr(srcOp);
  
     // set fu annotations
     for (int j = 0; j < sm.annotationCount(); j++) {
         TTAProgram::ProgramAnnotation anno = sm.annotation(j);
         if (anno.id() == ProgramAnnotation::ANN_ALLOWED_UNIT_SRC) {
             dm.addAnnotation(
                 ProgramAnnotation(
                     ProgramAnnotation::ANN_ALLOWED_UNIT_SRC,
                     anno.payload()));
         }
         if (anno.id() ==
             ProgramAnnotation::ANN_CONN_CANDIDATE_UNIT_SRC) {
             dm.addAnnotation(
                 ProgramAnnotation(
                     ProgramAnnotation::ANN_CONN_CANDIDATE_UNIT_SRC,
                     anno.payload()));
         }
         if (anno.id() ==
             ProgramAnnotation::ANN_REJECTED_UNIT_SRC) {
             dm.addAnnotation(
                 ProgramAnnotation(
                     ProgramAnnotation::ANN_REJECTED_UNIT_SRC,
                     anno.payload()));
         }
     }
     return true;
 }

References dst_, TTAProgram::ProgramAnnotation::id(), MoveNode::isSourceOperation(), MoveNode::move(), TTAProgram::ProgramAnnotation::payload(), TTAProgram::Move::setSource(), MoveNode::setSourceOperationPtr(), MoveNode::sourceOperationPtr(), and src_.

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◆ reg()

TCEString BFUpdateMoveOnBypass::reg ( )

inline

Definition at line 50 of file BFUpdateMoveOnBypass.hh.

50 { return reg_; }

References reg_.

◆ undoOnlyMe()

void BFUpdateMoveOnBypass::undoOnlyMe ( )

overrideprotectedvirtual

Undoes the operations done by this class but not children. This method should be overloaded by most derived classes.

Reimplemented from Reversible.

Definition at line 84 of file BFUpdateMoveOnBypass.cc.

                                       {
         // unset programoperation from bypassed
     if (dst_.isSourceOperation()) {
         ProgramOperation& srcOp = dst_.sourceOperation();
         srcOp.removeOutputNode(dst_);
         dst_.unsetSourceOperation();
  
         // unset fu annotations
         dst_.move().removeAnnotations(
             TTAProgram::ProgramAnnotation::ANN_ALLOWED_UNIT_SRC);
         dst_.move().removeAnnotations(
             TTAProgram::ProgramAnnotation::ANN_CONN_CANDIDATE_UNIT_SRC);
         dst_.move().removeAnnotations(
             TTAProgram::ProgramAnnotation::ANN_REJECTED_UNIT_SRC);
     }
     // do the actual unmerge by returning source to original register.
     dst_.move().setSource(src_.move().destination().copy());
 }

References TTAProgram::ProgramAnnotation::ANN_ALLOWED_UNIT_SRC, TTAProgram::ProgramAnnotation::ANN_CONN_CANDIDATE_UNIT_SRC, TTAProgram::ProgramAnnotation::ANN_REJECTED_UNIT_SRC, TTAProgram::Terminal::copy(), TTAProgram::Move::destination(), dst_, MoveNode::isSourceOperation(), MoveNode::move(), TTAProgram::AnnotatedInstructionElement::removeAnnotations(), ProgramOperation::removeOutputNode(), TTAProgram::Move::setSource(), MoveNode::sourceOperation(), src_, and MoveNode::unsetSourceOperation().

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Member Data Documentation

◆ dst_

MoveNode& BFUpdateMoveOnBypass::dst_

private

Definition at line 55 of file BFUpdateMoveOnBypass.hh.

Referenced by operator()(), and undoOnlyMe().

◆ force_

bool BFUpdateMoveOnBypass::force_

private

Definition at line 56 of file BFUpdateMoveOnBypass.hh.

◆ reg_

TCEString BFUpdateMoveOnBypass::reg_

private

Definition at line 57 of file BFUpdateMoveOnBypass.hh.

Referenced by reg().

◆ src_

MoveNode& BFUpdateMoveOnBypass::src_

private

Definition at line 54 of file BFUpdateMoveOnBypass.hh.

Referenced by operator()(), and undoOnlyMe().

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

Public Member Functions

Protected Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ BFUpdateMoveOnBypass()

◆ ~BFUpdateMoveOnBypass()

Member Function Documentation

◆ operator()()

◆ reg()

◆ undoOnlyMe()

Member Data Documentation

◆ dst_

◆ force_

◆ reg_

◆ src_