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Extend test from Fionn, fails on A100 apparently

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Peter Boyle 2021-03-10 14:32:06 -05:00
parent a651caed5f
commit f786ff8d69

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/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_poisson_fft.cc
Copyright (C) 2015
Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
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 Grid;
;
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
int threads = GridThread::GetThreads();
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
int N=16;
std::vector<int> latt_size ({N,4,4});
std::vector<int> simd_layout({vComplexD::Nsimd(),1,1});
std::vector<int> mpi_layout ({1,1,1});
int vol = 1;
int nd = latt_size.size();
for(int d=0;d<nd;d++){
vol = vol * latt_size[d];
}
GridCartesian GRID(latt_size,simd_layout,mpi_layout);
LatticeComplexD zz(&GRID);
LatticeInteger coor(&GRID);
LatticeComplexD rn(&GRID);
LatticeComplexD sl(&GRID);
zz = ComplexD(0.0,0.0);
GridParallelRNG RNG(&GRID);
RNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
gaussian(RNG,rn);
RealD nn=norm2(rn);
for(int mu=0;mu<nd;mu++){
RealD ns=0.0;
for(int t=0;t<latt_size[mu];t++){
LatticeCoordinate(coor,mu);
sl=where(coor==Integer(t),rn,zz);
std::cout <<GridLogMessage<< " sl " << sl<<std::endl;
std::cout <<GridLogMessage<<" slice "<<t<<" " << norm2(sl)<<std::endl;
ns=ns+norm2(sl);
}
std::cout <<GridLogMessage <<" sliceNorm" <<mu<<" "<< nn <<" "<<ns<<" " << nn-ns<<std::endl;
}
unsigned int tmin = 3;
int Ls = 2;
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
std::vector<int> seeds4({1,2,3,4});
GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
LatticeInteger lcoor(UGrid); LatticeCoordinate(lcoor,Nd-1);
std::cout<<GridLogMessage<<"=============================================================="<<std::endl;
std::cout<<GridLogMessage<<"== LatticeFermion =="<<std::endl;
std::cout<<GridLogMessage<<"=============================================================="<<std::endl;
LatticeFermion q_outF(FGrid); q_outF=0.0;
LatticeFermion tmpF(UGrid); random(RNG4,tmpF);
LatticeFermion tmp2F(UGrid);
LatticeFermion ZZF (UGrid); ZZF=0.0;
RealD nA=0.0;
RealD nB=0.0;
for(int s=0;s<Ls;s++){
nB = nB + norm2(tmpF);
tmp2F = where((lcoor>=tmin),tmpF,ZZF);
nA = nA + norm2(tmp2F);
InsertSlice(tmp2F, q_outF, s , 0);
}
RealD nQO=norm2(q_outF);
std::cout <<GridLogMessage << "norm_before_where: " << nB << std::endl;
std::cout <<GridLogMessage << "norm_after_where: " << nA << std::endl;
std::cout <<GridLogMessage << "norm_q_out: " << nQO << std::endl;
std::cout<<GridLogMessage<<"=============================================================="<<std::endl;
std::cout<<GridLogMessage<<"== LatticePropagator =="<<std::endl;
std::cout<<GridLogMessage<<"=============================================================="<<std::endl;
LatticePropagator q_outP(FGrid); q_outP=0.0;
LatticePropagator tmpP(UGrid); random(RNG4,tmpP);
LatticePropagator tmp2P(UGrid);
LatticePropagator ZZP (UGrid); ZZP=0.0;
nA=0.0;
nB=0.0;
for(int s=0;s<Ls;s++){
nB = nB + norm2(tmpP);
tmp2P = where((lcoor>=tmin),tmpP,ZZP);
nA = nA + norm2(tmp2P);
InsertSlice(tmp2P, q_outP, s , 0);
}
nQO=norm2(q_outP);
std::cout <<GridLogMessage << "norm_before_where: " << nB << std::endl;
std::cout <<GridLogMessage << "norm_after_where: " << nA << std::endl;
std::cout <<GridLogMessage << "norm_q_out: " << nQO << std::endl;
Grid_finalize();
}