quda::CG3 Class Reference

#include <invert_quda.h>

Inheritance diagram for quda::CG3:

Collaboration diagram for quda::CG3:

Public Member Functions
	CG3 (DiracMatrix &mat, DiracMatrix &matSloppy, SolverParam &param, TimeProfile &profile)
virtual	~CG3 ()
void	operator() (ColorSpinorField &out, ColorSpinorField &in)
Public Member Functions inherited from quda::Solver
	Solver (SolverParam &param, TimeProfile &profile)
virtual	~Solver ()
virtual void	blocksolve (ColorSpinorField &out, ColorSpinorField &in)
bool	convergence (double r2, double hq2, double r2_tol, double hq_tol)
bool	convergenceHQ (double r2, double hq2, double r2_tol, double hq_tol)
	Test for HQ solver convergence – ignore L2 residual. More...
bool	convergenceL2 (double r2, double hq2, double r2_tol, double hq_tol)
	Test for L2 solver convergence – ignore HQ residual. More...
void	PrintStats (const char *name, int k, double r2, double b2, double hq2)
	Prints out the running statistics of the solver (requires a verbosity of QUDA_VERBOSE) More...
void	PrintSummary (const char *name, int k, double r2, double b2, double r2_tol, double hq_tol)
	Prints out the summary of the solver convergence (requires a verbosity of QUDA_SUMMARIZE). Assumes SolverParam.true_res and SolverParam.true_res_hq has been set. More...
void	constructDeflationSpace (const ColorSpinorField &meta, const DiracMatrix &mat, bool svd)
	Constructs the deflation space. More...
virtual double	flops () const

Private Attributes
const DiracMatrix &	mat
const DiracMatrix &	matSloppy
ColorSpinorField *	yp
ColorSpinorField *	rp
ColorSpinorField *	tmpp
ColorSpinorField *	ArSp
ColorSpinorField *	rSp
ColorSpinorField *	xSp
ColorSpinorField *	xS_oldp
ColorSpinorField *	tmpSp
ColorSpinorField *	rS_oldp
ColorSpinorField *	tmp2Sp
bool	init

Additional Inherited Members
Static Public Member Functions inherited from quda::Solver
static Solver *	create (SolverParam &param, DiracMatrix &mat, DiracMatrix &matSloppy, DiracMatrix &matPrecon, TimeProfile &profile)
static double	stopping (double tol, double b2, QudaResidualType residual_type)
	Set the solver L2 stopping condition. More...
Public Attributes inherited from quda::Solver
EigenSolver *	eig_solve
bool	deflate_init = false
std::vector< ColorSpinorField * >	defl_tmp1
std::vector< ColorSpinorField * >	defl_tmp2
Protected Attributes inherited from quda::Solver
SolverParam &	param
TimeProfile &	profile
int	node_parity

Detailed Description

Definition at line 607 of file invert_quda.h.

Constructor & Destructor Documentation

CG3()

quda::CG3::CG3	(	DiracMatrix &	mat,
		DiracMatrix &	matSloppy,
		SolverParam &	param,
		TimeProfile &	profile
	)

Definition at line 16 of file inv_cg3_quda.cpp.

~CG3()

quda::CG3::~CG3 ( )

virtual

Definition at line 21 of file inv_cg3_quda.cpp.

References ArSp, init, quda::DiracMatrix::isStaggered(), mat, quda::Solver::param, quda::SolverParam::precision, quda::SolverParam::precision_sloppy, rp, rS_oldp, rSp, tmp2Sp, tmpp, tmpSp, xS_oldp, xSp, and yp.

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Member Function Documentation

operator()()

void quda::CG3::operator() ( ColorSpinorField &  out, ColorSpinorField &  in  )

virtual

Implements quda::Solver.

Definition at line 40 of file inv_cg3_quda.cpp.

References ArSp, quda::blas::axpby(), quda::blas::axpy(), quda::blas::axpyNorm(), quda::blas::caxpyNorm(), quda::blas::cDotProduct(), checkLocation, quda::SolverParam::compute_null_vector, quda::SolverParam::compute_true_res, quda::Solver::convergence(), quda::Solver::convergenceHQ(), quda::blas::copy(), quda::ColorSpinorParam::create, quda::ColorSpinorField::Create(), csParam, quda::SolverParam::delta, errorQuda, quda::blas::flops, quda::DiracMatrix::flops(), quda::SolverParam::gflops, quda::SolverParam::heavy_quark_check, quda::blas::HeavyQuarkResidualNorm(), init, quda::DiracMatrix::isStaggered(), quda::SolverParam::iter, quda::TimeProfile::Last(), mat, matSloppy, quda::SolverParam::max_res_increase, quda::SolverParam::max_res_increase_total, quda::SolverParam::maxiter, quda::blas::norm2(), quda::Solver::param, pipeline, quda::SolverParam::pipeline, quda::SolverParam::precision, quda::LatticeField::Precision(), quda::SolverParam::precision_sloppy, quda::SolverParam::preserve_source, printfQuda, quda::Solver::PrintStats(), quda::Solver::PrintSummary(), quda::Solver::profile, quda::blas::quadrupleCG3InitNorm(), quda::blas::quadrupleCG3UpdateNorm(), QUDA_COMPUTE_NULL_VECTOR_NO, QUDA_CUDA_FIELD_LOCATION, QUDA_HEAVY_QUARK_RESIDUAL, QUDA_PRESERVE_SOURCE_NO, quda::QUDA_PROFILE_COMPUTE, quda::QUDA_PROFILE_EPILOGUE, quda::QUDA_PROFILE_INIT, quda::QUDA_PROFILE_PREAMBLE, QUDA_USE_INIT_GUESS_NO, QUDA_USE_INIT_GUESS_YES, QUDA_ZERO_FIELD_CREATE, quda::blas::reDotProduct(), quda::SolverParam::residual_type, rp, rS_oldp, rSp, quda::SolverParam::secs, quda::ColorSpinorParam::setPrecision(), quda::sqrt(), quda::Solver::stopping(), tmp, tmp2Sp, tmpp, tmpSp, quda::SolverParam::tol, quda::SolverParam::tol_hq, quda::SolverParam::true_res, quda::SolverParam::true_res_hq, quda::SolverParam::use_init_guess, warningQuda, quda::blas::xmyNorm(), quda::blas::xpy(), quda::blas::xpyHeavyQuarkResidualNorm(), xS_oldp, xSp, yp, and quda::blas::zero().

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Member Data Documentation

ArSp

ColorSpinorField * quda::CG3::ArSp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

init

bool quda::CG3::init

private

Definition at line 614 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

mat

const DiracMatrix& quda::CG3::mat

private

Definition at line 610 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

matSloppy

const DiracMatrix& quda::CG3::matSloppy

private

Definition at line 611 of file invert_quda.h.

Referenced by operator()().

rp

ColorSpinorField * quda::CG3::rp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

rS_oldp

ColorSpinorField * quda::CG3::rS_oldp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

rSp

ColorSpinorField * quda::CG3::rSp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

tmp2Sp

ColorSpinorField * quda::CG3::tmp2Sp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

tmpp

ColorSpinorField * quda::CG3::tmpp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

tmpSp

ColorSpinorField * quda::CG3::tmpSp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

xS_oldp

ColorSpinorField * quda::CG3::xS_oldp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

xSp

ColorSpinorField * quda::CG3::xSp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

yp

ColorSpinorField* quda::CG3::yp

private

Definition at line 613 of file invert_quda.h.

Referenced by operator()(), and ~CG3().

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

• include/invert_quda.h
• lib/inv_cg3_quda.cpp