#include <mixed_precision.hpp>

Inheritance diagram for paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >:

Public Member Functions
	MixedPrecisionDC ()

virtual	~MixedPrecisionDC ()

virtual void	Print (void) const
	Print information about the solver. More...

void	Set (Solver< OperatorTypeL, VectorTypeL, ValueTypeL > &Solver_L)

virtual void	Build (void)
	Build the solver (data allocation, structure computation, numerical computation) More...

virtual void	Clear (void)
	Clear (free all local data) the solver. More...

void	Init (const double abs_tol, const double rel_tol, const double div_tol, const int max_iter)
	Initialize the solver with absolute/relative/divergence tolerance and maximum number of iterations. More...

void	Init (const double abs_tol, const double rel_tol, const double div_tol, const int min_iter, const int max_iter)
	Initialize the solver with absolute/relative/divergence tolerance and minimum/maximum number of iterations. More...

void	InitMinIter (const int min_iter)
	Set the minimum number of iterations. More...

void	InitMaxIter (const int max_iter)
	Set the maximum number of iterations. More...

void	InitTol (const double abs, const double rel, const double div)
	Set the absolute/relative/divergence tolerance. More...

void	SetResidualNorm (const int resnorm)
	Set the residual norm to L1, L2 or Inf norm resnorm == 1 L1 Norm resnorm == 2 L2 Norm (default) resnorm == 3 Inf Norm. More...

void	RecordResidualHistory (void)
	Record the residual history. More...

void	RecordHistory (const std::string filename) const
	Write the history to file. More...

virtual void	Verbose (const int verb=1)
	Provide verbose output of the solver: verb == 0 no output verb == 1 print info about the solver (start,end); verb == 2 print (iter, residual) via iteration control;. More...

virtual void	Solve (const VectorTypeH &rhs, VectorTypeH *x)
	Solve Operator x = rhs. More...

virtual void	SetPreconditioner (Solver< OperatorTypeH, VectorTypeH, ValueTypeH > &precond)
	Set a preconditioner of the linear solver. More...

virtual int	GetIterationCount (void)
	Return the iteration count. More...

virtual double	GetCurrentResidual (void)
	Return the current residual. More...

virtual int	GetSolverStatus (void)
	Return the current status. More...

virtual int	GetAmaxResidualIndex (void)
	Return absolute maximum index of residual vector when using Linf norm. More...

void	SetOperator (const OperatorTypeH &op)
	Set the Operator of the solver. More...

virtual void	ResetOperator (const OperatorTypeH &op)
	Reset the operator; see ReBuildNumeric. More...

virtual void	SolveZeroSol (const VectorTypeH &rhs, VectorTypeH *x)
	Solve Operator x = rhs; but set first the init x = 0. More...

virtual void	ReBuildNumeric (void)
	Rebuild only with numerical computation (no allocation or data structure computation) More...

virtual void	MoveToHost (void)
	Move all the data (i.e. move the solver) to the host. More...

virtual void	MoveToAccelerator (void)
	Move all the data (i.e. move the solver) to the accelerator. More...

Protected Member Functions
virtual void	SolveNonPrecond_ (const VectorTypeH &rhs, VectorTypeH *x)
	Non-preconditioner solution procedure. More...

virtual void	SolvePrecond_ (const VectorTypeH &rhs, VectorTypeH *x)
	Preconditioned solution procedure. More...

virtual void	PrintStart_ (void) const
	Print starting msg of the solver. More...

virtual void	PrintEnd_ (void) const
	Print ending msg of the solver. More...

virtual void	MoveToHostLocalData_ (void)
	Move all local data to the host. More...

virtual void	MoveToAcceleratorLocalData_ (void)
	Move all local data to the accelerator. More...

ValueTypeH	Norm (const VectorTypeH &vec)
	Computes the vector norm. More...

Protected Attributes
IterationControl	iter_ctrl_
	Iteration control (monitor) More...

int	res_norm_
	Residual norm res_norm = 1 L1 Norm res_norm = 2 L2 Norm res_norm = 3 Linf Norm. More...

int	index_
	Absolute maximum index of residual vector when using Linf norm. More...

const OperatorTypeH *	op_
	Pointer to the operator. More...

Solver< OperatorTypeH, VectorTypeH, ValueTypeH > *	precond_
	Pointer to the defined preconditioner. More...

bool	build_
	Flag == true after building the solver (e.g. Build()) More...

LocalVector< int >	permutation_
	Permutation vector (used if the solver performs permutation/re-ordering techniques) More...

int	verb_
	Verbose flag verb == 0 no output verb == 1 print info about the solver (start,end); verb == 2 print (iter, residual) via iteration control;. More...

size_t	global_obj_id

Private Attributes
Solver< OperatorTypeL, VectorTypeL, ValueTypeL > *	Solver_L_

VectorTypeH	r_h_

VectorTypeL	r_l_

VectorTypeH *	x_h_

VectorTypeL	d_l_

VectorTypeH	d_h_

const OperatorTypeH *	op_h_

OperatorTypeL *	op_l_

Constructor & Destructor Documentation

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::MixedPrecisionDC ( )

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::~MixedPrecisionDC ( )

virtual

Member Function Documentation

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::Build ( void )

virtual

Build the solver (data allocation, structure computation, numerical computation)

Reimplemented from paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

Referenced by main().

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::Clear ( void )

virtual

Clear (free all local data) the solver.

Reimplemented from paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

Referenced by main().

virtual int paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::GetAmaxResidualIndex ( void )

virtualinherited

Return absolute maximum index of residual vector when using Linf norm.

virtual double paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::GetCurrentResidual ( void )

virtualinherited

Return the current residual.

virtual int paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::GetIterationCount ( void )

virtualinherited

Return the iteration count.

virtual int paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::GetSolverStatus ( void )

virtualinherited

Return the current status.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::Init	(	const double	abs_tol,
		const double	rel_tol,
		const double	div_tol,
		const int	max_iter
	)

inherited

Initialize the solver with absolute/relative/divergence tolerance and maximum number of iterations.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::Init	(	const double	abs_tol,
		const double	rel_tol,
		const double	div_tol,
		const int	min_iter,
		const int	max_iter
	)

inherited

Initialize the solver with absolute/relative/divergence tolerance and minimum/maximum number of iterations.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::InitMaxIter ( const int max_iter )

inherited

Set the maximum number of iterations.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::InitMinIter ( const int min_iter )

inherited

Set the minimum number of iterations.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::InitTol	(	const double	abs,
		const double	rel,
		const double	div
	)

inherited

Set the absolute/relative/divergence tolerance.

virtual void paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::MoveToAccelerator ( void )

virtualinherited

Move all the data (i.e. move the solver) to the accelerator.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::MoveToAcceleratorLocalData_ ( void )

protectedvirtual

Move all local data to the accelerator.

Implements paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

virtual void paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::MoveToHost ( void )

virtualinherited

Move all the data (i.e. move the solver) to the host.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::MoveToHostLocalData_ ( void )

protectedvirtual

Move all local data to the host.

Implements paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

ValueTypeH paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::Norm ( const VectorTypeH & vec )

protectedinherited

Computes the vector norm.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::Print ( void ) const

virtual

Print information about the solver.

Implements paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::PrintEnd_ ( void ) const

protectedvirtual

Print ending msg of the solver.

Implements paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::PrintStart_ ( void ) const

protectedvirtual

Print starting msg of the solver.

Implements paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

virtual void paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::ReBuildNumeric ( void )

virtualinherited

Rebuild only with numerical computation (no allocation or data structure computation)

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::RecordHistory ( const std::string filename ) const

inherited

Write the history to file.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::RecordResidualHistory ( void )

inherited

Record the residual history.

virtual void paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::ResetOperator ( const OperatorTypeH & op )

virtualinherited

Reset the operator; see ReBuildNumeric.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::Set ( Solver< OperatorTypeL, VectorTypeL, ValueTypeL > & Solver_L )

Referenced by main().

void paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::SetOperator ( const OperatorTypeH & op )

inherited

Set the Operator of the solver.

Referenced by main().

virtual void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::SetPreconditioner ( Solver< OperatorTypeH , VectorTypeH , ValueTypeH > & precond )

virtualinherited

Set a preconditioner of the linear solver.

void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::SetResidualNorm ( const int resnorm )

inherited

Set the residual norm to L1, L2 or Inf norm resnorm == 1 L1 Norm resnorm == 2 L2 Norm (default) resnorm == 3 Inf Norm.

virtual void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::Solve	(	const VectorTypeH &	rhs,
		VectorTypeH *	x
	)

virtualinherited

Solve Operator x = rhs.

Implements paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

Referenced by main().

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::SolveNonPrecond_	(	const VectorTypeH &	rhs,
		VectorTypeH *	x
	)

protectedvirtual

Non-preconditioner solution procedure.

Implements paralution::IterativeLinearSolver< OperatorTypeH, VectorTypeH, ValueTypeH >.

template<class OperatorTypeH , class VectorTypeH , typename ValueTypeH , class OperatorTypeL , class VectorTypeL , typename ValueTypeL >

void paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::SolvePrecond_	(	const VectorTypeH &	rhs,
		VectorTypeH *	x
	)

protectedvirtual

Preconditioned solution procedure.

Implements paralution::IterativeLinearSolver< OperatorTypeH, VectorTypeH, ValueTypeH >.

virtual void paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::SolveZeroSol	(	const VectorTypeH &	rhs,
		VectorTypeH *	x
	)

virtualinherited

Solve Operator x = rhs; but set first the init x = 0.

virtual void paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::Verbose ( const int verb = 1 )

virtualinherited

Provide verbose output of the solver: verb == 0 no output verb == 1 print info about the solver (start,end); verb == 2 print (iter, residual) via iteration control;.

Reimplemented from paralution::Solver< OperatorTypeH, VectorTypeH, ValueTypeH >.

Field Documentation

bool paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::build_

protectedinherited

Flag == true after building the solver (e.g. Build())

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

VectorTypeH paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::d_h_

private

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

VectorTypeL paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::d_l_

private

size_t paralution::ParalutionObj::global_obj_id

protectedinherited

Referenced by paralution::ParalutionObj::ParalutionObj(), and paralution::ParalutionObj::~ParalutionObj().

int paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::index_

protectedinherited

Absolute maximum index of residual vector when using Linf norm.

IterationControl paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::iter_ctrl_

protectedinherited

Iteration control (monitor)

const OperatorTypeH * paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::op_

protectedinherited

Pointer to the operator.

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

const OperatorTypeH* paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::op_h_

private

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

OperatorTypeL* paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::op_l_

private

LocalVector<int> paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::permutation_

protectedinherited

Permutation vector (used if the solver performs permutation/re-ordering techniques)

Solver<OperatorTypeH , VectorTypeH , ValueTypeH >* paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::precond_

protectedinherited

Pointer to the defined preconditioner.

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

VectorTypeH paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::r_h_

private

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

VectorTypeL paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::r_l_

private

int paralution::IterativeLinearSolver< OperatorTypeH , VectorTypeH , ValueTypeH >::res_norm_

protectedinherited

Residual norm res_norm = 1 L1 Norm res_norm = 2 L2 Norm res_norm = 3 Linf Norm.

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

Solver<OperatorTypeL, VectorTypeL, ValueTypeL>* paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::Solver_L_

private

int paralution::Solver< OperatorTypeH , VectorTypeH , ValueTypeH >::verb_

protectedinherited

Verbose flag verb == 0 no output verb == 1 print info about the solver (start,end); verb == 2 print (iter, residual) via iteration control;.

template<class OperatorTypeH, class VectorTypeH, typename ValueTypeH, class OperatorTypeL, class VectorTypeL, typename ValueTypeL>

VectorTypeH* paralution::MixedPrecisionDC< OperatorTypeH, VectorTypeH, ValueTypeH, OperatorTypeL, VectorTypeL, ValueTypeL >::x_h_

private

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

solvers/mixed_precision.hpp
solvers/mixed_precision.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Private Attributes

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation