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Adding Binrary IO, untested

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This commit is contained in:
Guido Cossu 2016-10-06 10:12:11 +01:00
parent d9b5fbd374
commit c065e454c3
6 changed files with 258 additions and 87 deletions
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5
lib/algorithms/approx/Chebyshev.h
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@ -197,8 +197,9 @@ namespace Grid {
void operator() (LinearOperatorBase<Field> &Linop, const Field &in, Field &out) {
GridBase *grid=in._grid;
//std::cout << "Chevyshef(): in._grid="<<in._grid<<std::endl;
//<<" Linop.Grid()="<<Linop.Grid()<<"Linop.RedBlackGrid()="<<Linop.RedBlackGrid()<<std::endl;
// std::cout << "Chevyshef(): in._grid="<<in._grid<<std::endl;
//std::cout <<" Linop.Grid()="<<Linop.Grid()<<"Linop.RedBlackGrid()="<<Linop.RedBlackGrid()<<std::endl;
int vol=grid->gSites();

4
lib/parallelIO/NerscIO.h
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@ -397,8 +397,8 @@ static inline void writeConfiguration(Lattice<iLorentzColourMatrix<vsimd> > &Umu
typedef LorentzColourMatrixD fobj3D;
typedef LorentzColour2x3D fobj2D;
typedef LorentzColourMatrixF fobj3f;
typedef LorentzColour2x3F fobj2f;
//typedef LorentzColourMatrixF fobj3f;
//typedef LorentzColour2x3F fobj2f;
GridBase *grid = Umu._grid;

202
lib/qcd/hmc/BinaryCheckpointer.h
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@ -1,106 +1,146 @@
/*************************************************************************************
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/hmc/NerscCheckpointer.h
Source file: ./lib/qcd/hmc/NerscCheckpointer.h
Copyright (C) 2015
Copyright (C) 2015
Author: paboyle <paboyle@ph.ed.ac.uk>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
See the full license in the file "LICENSE" in the top level distribution directory
*************************************************************************************/
/* END LEGAL */
#ifndef NERSC_CHECKPOINTER
#define NERSC_CHECKPOINTER
See the full license in the file "LICENSE" in the top level distribution
directory
*************************************************************************************/
/* END LEGAL */
#ifndef BINARY_CHECKPOINTER
#define BINARY_CHECKPOINTER
#include <string>
#include <iostream>
#include <sstream>
#include <string>
namespace Grid {
namespace QCD {
namespace Grid{
namespace QCD{
template <class fobj, class sobj>
struct BinarySimpleUnmunger {
typedef typename getPrecision<fobj>::real_scalar_type fobj_stype;
typedef typename getPrecision<sobj>::real_scalar_type sobj_stype;
void operator()(sobj &in, fobj &out, uint32_t &csum) {
// take word by word and transform accoding to the status
fobj_stype* out_buffer = (fobj_stype*)&out;
sobj_stype* in_buffer = (sobj_stype*)&in;
size_t fobj_words = sizeof(out)/sizeof(fobj_stype);
size_t sobj_words = sizeof(in)/sizeof(sobj_stype);
assert(fobj_words == sobj_words);
for (unsigned int word = 0; word < sobj_words; word++)
out_buffer[word] = in_buffer[word]; // type conversion on the fly
BinaryIO::Uint32Checksum((uint32_t*)&out,sizeof(out),csum);
template<class fobj,class sobj>
struct BinarySimpleUnmunger{
void operator() (sobj &in,fobj &out,uint32_t &csum){
fobj = sobj;
csum =0;
};
};
template <class fobj, class sobj>
struct BinarySimpleMunger {
typedef typename getPrecision<fobj>::real_scalar_type fobj_stype;
typedef typename getPrecision<sobj>::real_scalar_type sobj_stype;
void operator()(sobj &out, fobj &in, uint32_t &csum) {
// take word by word and transform accoding to the status
fobj_stype* in_buffer = (fobj_stype*)&in;
sobj_stype* out_buffer = (sobj_stype*)&out;
size_t fobj_words = sizeof(in)/sizeof(fobj_stype);
size_t sobj_words = sizeof(out)/sizeof(sobj_stype);
assert(fobj_words == sobj_words);
for (unsigned int word = 0; word < sobj_words; word++)
out_buffer[word] = in_buffer[word]; // type conversion on the fly
BinaryIO::Uint32Checksum((uint32_t*)&in,sizeof(in),csum);
};
// Only for gauge fields
template<class Impl>
class BinaryHmcCheckpointer : public HmcObservable<typename Impl::Field> {
private:
std::string configStem;
std::string rngStem;
int SaveInterval;
public:
INHERIT_FIELD_TYPES(Impl); // The Field is a Lattice object
// Only for the main field in the hmc
template <class Impl>
class BinaryHmcCheckpointer : public HmcObservable<typename Impl::Field> {
private:
std::string configStem;
std::string rngStem;
int SaveInterval;
typedef typename Field::vector_object vobj;
typedef typename vobj::scalar_object sobj;
public:
INHERIT_FIELD_TYPES(Impl); // The Field is a Lattice object
BinaryHmcCheckpointer(std::string cf, std::string rn,int savemodulo) {
configStem = cf;
rngStem = rn;
SaveInterval= savemodulo;
};
typedef typename Field::vector_object vobj;
typedef typename vobj::scalar_object sobj;
typedef typename getPrecision<sobj>::real_scalar_type sobj_stype;
typedef typename sobj::DoublePrecision sobj_double;
void TrajectoryComplete(int traj, Field &U, GridSerialRNG &sRNG,
GridParallelRNG &pRNG) {
if ((traj % SaveInterval) == 0) {
std::string rng;
{
std::ostringstream os;
os << rngStem << "." << traj;
rng = os.str();
}
std::string config;
{
std::ostringstream os;
os << configStem << "." << traj;
config = os.str();
}
BinaryHmcCheckpointer(std::string cf, std::string rn, int savemodulo, const std::string &format)
: configStem(cf),
rngStem(rn),
SaveInterval(savemodulo){};
int prec = getPrecision<Field>::value; //get precision of oject
std::string floating_point = "IEEE64BIG"; //default precision
if (prec == 1)
floating_point = "IEEE32BIG"
BinarySimpleUnmunger<sobj, sobj> munge;
BinaryIO::writeRNGSerial(sRNG, pRNG, rng, 0);
BinaryIO::writeObjectParallel<vobj, sobj>(U, config, munge, 0 ,floating_point);
void TrajectoryComplete(int traj, Field &U, GridSerialRNG &sRNG,
GridParallelRNG &pRNG) {
if ((traj % SaveInterval) == 0) {
std::string rng;
{
std::ostringstream os;
os << rngStem << "." << traj;
rng = os.str();
}
std::string config;
{
std::ostringstream os;
os << configStem << "." << traj;
config = os.str();
}
};
void CheckpointRestore(int traj, GaugeField &U, GridSerialRNG &sRNG, GridParallelRNG & pRNG ){
std::string rng; { std::ostringstream os; os << rngStem <<"."<< traj; rng = os.str(); }
std::string config;{ std::ostringstream os; os << configStem <<"."<< traj; config = os.str();}
NerscField header;
NerscIO::readRNGState(sRNG,pRNG,header,rng);
NerscIO::readConfiguration(U,header,config);
};
// Save always in double precision
BinarySimpleUnmunger<sobj_double, sobj> munge;
BinaryIO::writeRNGSerial(sRNG, pRNG, rng, 0);
BinaryIO::writeObjectParallel<vobj, sobj_double>(U, config, munge, 0, format);
}
};
}}
void CheckpointRestore(int traj, Field &U, GridSerialRNG &sRNG,
GridParallelRNG &pRNG) {
std::string rng;
{
std::ostringstream os;
os << rngStem << "." << traj;
rng = os.str();
}
std::string config;
{
std::ostringstream os;
os << configStem << "." << traj;
config = os.str();
}
BinarySimpleMunger<sobj_double, sobj> munge;
BinaryIO::readRNGSerial(sRNG, pRNG, rng, header);
BinaryIO::readObjectParallel<vobj, sobj_double>(U, config, munge, 0, format);
};
};
}
}
#endif

13
lib/tensors/Tensor_class.h
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@ -65,6 +65,9 @@ class iScalar {
typedef iScalar<typename GridTypeMapper<vtype>::Complexified> Complexified;
typedef iScalar<typename GridTypeMapper<vtype>::Realified> Realified;
// get double precision version
typedef iScalar<typename GridTypeMapper<vtype>::DoublePrecision> DoublePrecision;
enum { TensorLevel = GridTypeMapper<vtype>::TensorLevel + 1 };
// Scalar no action
@ -197,6 +200,10 @@ class iVector {
typedef iVector<typename GridTypeMapper<vtype>::Complexified, N> Complexified;
typedef iVector<typename GridTypeMapper<vtype>::Realified, N> Realified;
// get double precision version
typedef iVector<typename GridTypeMapper<vtype>::DoublePrecision, N> DoublePrecision;
template <class T, typename std::enable_if<!isGridTensor<T>::value, T>::type
* = nullptr>
strong_inline auto operator=(T arg) -> iVector<vtype, N> {
@ -300,7 +307,11 @@ class iMatrix {
typedef iMatrix<typename GridTypeMapper<vtype>::Complexified, N> Complexified;
typedef iMatrix<typename GridTypeMapper<vtype>::Realified, N> Realified;
// Tensure removal
// get double precision version
typedef iMatrix<typename GridTypeMapper<vtype>::DoublePrecision, N> DoublePrecision;
// Tensor removal
typedef iScalar<tensor_reduced_v> tensor_reduced;
typedef iMatrix<recurse_scalar_object, N> scalar_object;

13
lib/tensors/Tensor_traits.h
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@ -57,6 +57,7 @@ namespace Grid {
typedef typename T::scalar_object scalar_object;
typedef typename T::Complexified Complexified;
typedef typename T::Realified Realified;
typedef typename T::DoublePrecision DoublePrecision;
enum { TensorLevel = T::TensorLevel };
};
@ -71,6 +72,7 @@ namespace Grid {
typedef RealF scalar_object;
typedef ComplexF Complexified;
typedef RealF Realified;
typedef RealD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<RealD> {
@ -81,6 +83,7 @@ namespace Grid {
typedef RealD scalar_object;
typedef ComplexD Complexified;
typedef RealD Realified;
typedef RealD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<ComplexF> {
@ -91,6 +94,7 @@ namespace Grid {
typedef ComplexF scalar_object;
typedef ComplexF Complexified;
typedef RealF Realified;
typedef ComplexD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<ComplexD> {
@ -101,6 +105,7 @@ namespace Grid {
typedef ComplexD scalar_object;
typedef ComplexD Complexified;
typedef RealD Realified;
typedef ComplexD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<Integer> {
@ -111,6 +116,7 @@ namespace Grid {
typedef Integer scalar_object;
typedef void Complexified;
typedef void Realified;
typedef void DoublePrecision;
enum { TensorLevel = 0 };
};
@ -122,6 +128,7 @@ namespace Grid {
typedef RealF scalar_object;
typedef vComplexF Complexified;
typedef vRealF Realified;
typedef vRealD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<vRealD> {
@ -132,6 +139,7 @@ namespace Grid {
typedef RealD scalar_object;
typedef vComplexD Complexified;
typedef vRealD Realified;
typedef vRealD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<vComplexF> {
@ -142,6 +150,7 @@ namespace Grid {
typedef ComplexF scalar_object;
typedef vComplexF Complexified;
typedef vRealF Realified;
typedef vComplexD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<vComplexD> {
@ -152,6 +161,7 @@ namespace Grid {
typedef ComplexD scalar_object;
typedef vComplexD Complexified;
typedef vRealD Realified;
typedef vComplexD DoublePrecision;
enum { TensorLevel = 0 };
};
template<> class GridTypeMapper<vInteger> {
@ -162,6 +172,7 @@ namespace Grid {
typedef Integer scalar_object;
typedef void Complexified;
typedef void Realified;
typedef void DoublePrecision;
enum { TensorLevel = 0 };
};
@ -256,8 +267,8 @@ namespace Grid {
typedef typename getVectorType<T>::type vector_obj; //get the vector_obj (i.e. a grid Tensor) if its a Lattice<vobj>, do nothing otherwise (i.e. if fundamental or grid Tensor)
typedef typename GridTypeMapper<vector_obj>::scalar_type scalar_type; //get the associated scalar type. Works on fundamental and tensor types
typedef typename GridTypeMapper<scalar_type>::Realified real_scalar_type; //remove any std::complex wrapper, should get us to the fundamental type
public:
typedef typename GridTypeMapper<scalar_type>::Realified real_scalar_type; //remove any std::complex wrapper, should get us to the fundamental type
enum { value = sizeof(real_scalar_type)/sizeof(float) };
};
}

108
tests/solver/Test_wilson_lanczos.cc Normal file
View File

@ -0,0 +1,108 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_dwf_lanczos.cc
Copyright (C) 2015
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
See the full license in the file "LICENSE" in the top level distribution
directory
*************************************************************************************/
/* END LEGAL */
#include <Grid/Grid.h>
using namespace std;
using namespace Grid;
using namespace Grid::QCD;
typedef WilsonFermionR FermionOp;
typedef typename WilsonFermionR::FermionField FermionField;
RealD AllZero(RealD x) { return 0.; }
int main(int argc, char** argv) {
Grid_init(&argc, &argv);
GridCartesian* UGrid = SpaceTimeGrid::makeFourDimGrid(
GridDefaultLatt(), GridDefaultSimd(Nd, vComplex::Nsimd()),
GridDefaultMpi());
GridRedBlackCartesian* UrbGrid =
SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
GridCartesian* FGrid = UGrid;
GridRedBlackCartesian* FrbGrid = UrbGrid;
printf("UGrid=%p UrbGrid=%p FGrid=%p FrbGrid=%p\n", UGrid, UrbGrid, FGrid,
FrbGrid);
std::vector<int> seeds4({1, 2, 3, 4});
std::vector<int> seeds5({5, 6, 7, 8});
GridParallelRNG RNG5(FGrid);
RNG5.SeedFixedIntegers(seeds5);
GridParallelRNG RNG4(UGrid);
RNG4.SeedFixedIntegers(seeds4);
GridParallelRNG RNG5rb(FrbGrid);
RNG5.SeedFixedIntegers(seeds5);
LatticeGaugeField Umu(UGrid);
SU3::HotConfiguration(RNG4, Umu);
/*
std::vector<LatticeColourMatrix> U(4, UGrid);
for (int mu = 0; mu < Nd; mu++) {
U[mu] = PeekIndex<LorentzIndex>(Umu, mu);
}
*/
RealD mass = -0.1;
RealD M5 = 1.8;
RealD mob_b = 1.5;
FermionOp WilsonOperator(Umu,*FGrid,*FrbGrid,mass);
MdagMLinearOperator<FermionOp,LatticeFermion> HermOp(WilsonOperator); /// <-----
//SchurDiagTwoOperator<FermionOp,FermionField> HermOp(WilsonOperator);
const int Nstop = 20;
const int Nk = 60;
const int Np = 60;
const int Nm = Nk + Np;
const int MaxIt = 10000;
RealD resid = 1.0e-6;
std::vector<double> Coeffs{0, 1.};
Polynomial<FermionField> PolyX(Coeffs);
Chebyshev<FermionField> Cheb(0.0, 10., 12);
ImplicitlyRestartedLanczos<FermionField> IRL(HermOp, PolyX, Nstop, Nk, Nm,
resid, MaxIt);
std::vector<RealD> eval(Nm);
FermionField src(FGrid);
gaussian(RNG5, src);
std::vector<FermionField> evec(Nm, FGrid);
for (int i = 0; i < 1; i++) {
std::cout << i << " / " << Nm << " grid pointer " << evec[i]._grid
<< std::endl;
};
int Nconv;
IRL.calc(eval, evec, src, Nconv);
std::cout << eval << std::endl;
Grid_finalize();
}