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Grid/tests/debug/Test_padded_cell_staple.cc

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Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_padded_cell_staple.cc
Copyright (C) 2015
Author: Christopher Kelly <ckelly@bnl.gov>
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>
#include <Grid/lattice/PaddedCell.h>
#include <Grid/stencil/GeneralLocalStencil.h>
using namespace std;
using namespace Grid;
template <class Gimpl> class WilsonLoopsTest : public Gimpl {
public:
INHERIT_GIMPL_TYPES(Gimpl);
typedef typename Gimpl::GaugeLinkField GaugeMat;
typedef typename Gimpl::GaugeField GaugeLorentz;
//Original implementation
static void StapleOrig(GaugeMat &staple, const GaugeLorentz &Umu, int mu,
int nu) {
GridBase *grid = Umu.Grid();
std::vector<GaugeMat> U(Nd, grid);
for (int d = 0; d < Nd; d++) {
U[d] = PeekIndex<LorentzIndex>(Umu, d);
}
staple = Zero();
if (nu != mu) {
// mu
// ^
// |__> nu
// __
// |
// __|
//
//Forward: Out(x) = Link(x)*field(x+mu)
//Backward: Out(x) = Link^dag(x-mu)*field(x-mu)
//ShiftStaple: Link(x) = Link(x+mu)
//tmp1 = U^dag_nu(x-nu)
//tmp2 = U^dag_mu(x-mu) tmp1(x-mu) = U^dag_mu(x-mu) U^dag_nu(x-nu-mu)
//tmp3 = U_nu(x) tmp2(x+nu) = U_nu(x)U^dag_mu(x-mu+nu) U^dag_nu(x-mu)
//tmp4 = tmp(x+mu) = U_nu(x+mu)U^dag_mu(x+nu) U^dag_nu(x)
staple += Gimpl::ShiftStaple(
Gimpl::CovShiftForward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu, Gimpl::CovShiftIdentityBackward(U[nu], nu))),
mu);
// __
// |
// |__
//
//
//tmp1 = U_mu^dag(x-mu) U_nu(x-mu)
//tmp2 = U_nu^dag(x-nu) tmp1(x-nu) = U_nu^dag(x-nu) U_mu^dag(x-mu-nu) U_nu(x-mu-nu)
//tmp3 = tmp2(x+mu) = U_nu^dag(x-nu+mu) U_mu^dag(x-nu) U_nu(x-nu)
staple += Gimpl::ShiftStaple(
Gimpl::CovShiftBackward(U[nu], nu,
Gimpl::CovShiftBackward(U[mu], mu, U[nu])),
mu);
}
}
static void StaplePadded(GaugeMat &staple, const GaugeLorentz &U, int mu,
int nu) {
if(nu==mu){
staple = Zero();
return;
}
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
double peek = 0, construct = 0, exchange = 0, coord = 0, stencil =0, kernel = 0, extract = 0, total = 0;
double tstart = usecond();
double t=tstart;
PaddedCell Ghost(1, (GridCartesian*)U.Grid());
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
construct += usecond() - t;
t=usecond();
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
GaugeMat U_mu = PeekIndex<LorentzIndex>(U, mu);
GaugeMat U_nu = PeekIndex<LorentzIndex>(U, nu);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
peek += usecond() - t;
The user can now specify the implementation of Cshift used by the PaddedCell class through a virtual base class API. Implementations for default (regular Cshift) and for gauge links (which respects the gauge BCs) Fixed const-correctness for PaddedCell and ConjugateGimpl::setDirections Modified test code for padded-cell implementation of staple, rect-staple to use cconj BCs
2023-06-20 22:09:56 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
t=usecond();
The user can now specify the implementation of Cshift used by the PaddedCell class through a virtual base class API. Implementations for default (regular Cshift) and for gauge links (which respects the gauge BCs) Fixed const-correctness for PaddedCell and ConjugateGimpl::setDirections Modified test code for padded-cell implementation of staple, rect-staple to use cconj BCs
2023-06-20 22:09:56 +01:00
CshiftImplGauge<Gimpl> cshift_impl;
GaugeMat Ug_mu = Ghost.Exchange(U_mu, cshift_impl);
GaugeMat Ug_nu = Ghost.Exchange(U_nu, cshift_impl);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
exchange += usecond() - t;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
GridBase *ggrid = Ug_mu.Grid();
GaugeMat gStaple(ggrid);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
t=usecond();
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Coordinate shift_0(Nd,0);
Coordinate shift_mu(Nd,0); shift_mu[mu]=1;
Coordinate shift_nu(Nd,0); shift_nu[nu]=1;
Coordinate shift_mnu(Nd,0); shift_mnu[nu]=-1;
Coordinate shift_mnu_pmu(Nd,0); shift_mnu_pmu[nu]=-1; shift_mnu_pmu[mu]=1;
std::vector<Coordinate> shifts;
//U_nu(x+mu)U^dag_mu(x+nu) U^dag_nu(x)
shifts.push_back(shift_0);
shifts.push_back(shift_nu);
shifts.push_back(shift_mu);
//U_nu^dag(x-nu+mu) U_mu^dag(x-nu) U_nu(x-nu)
shifts.push_back(shift_mnu);
shifts.push_back(shift_mnu);
shifts.push_back(shift_mnu_pmu);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
coord += usecond()-t;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
t=usecond();
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
GeneralLocalStencil gStencil(ggrid,shifts);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
stencil += usecond() -t;
t=usecond();
{
autoView( gStaple_v , gStaple, AcceleratorWrite);
auto gStencil_v = gStencil.View();
autoView( Ug_mu_v , Ug_mu, AcceleratorRead);
autoView( Ug_nu_v , Ug_nu, AcceleratorRead);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
accelerator_for(ss, ggrid->oSites(), ggrid->Nsimd(), {
GeneralStencilEntry const* e = gStencil_v.GetEntry(0,ss);
auto Udag_nu_x = adj(coalescedReadGeneralPermute(Ug_nu_v[e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(1,ss);
auto Udag_mu_xpnu = adj(coalescedReadGeneralPermute(Ug_mu_v[e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(2,ss);
auto U_nu_xpmu = coalescedReadGeneralPermute(Ug_nu_v[e->_offset], e->_permute, Nd);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
auto stencil_ss = U_nu_xpmu * Udag_mu_xpnu * Udag_nu_x;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
e = gStencil_v.GetEntry(3,ss);
auto U_nu_xmnu = coalescedReadGeneralPermute(Ug_nu_v[e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(4,ss);
auto Udag_mu_xmnu = adj(coalescedReadGeneralPermute(Ug_mu_v[e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(5,ss);
auto Udag_nu_xmnu_pmu = adj(coalescedReadGeneralPermute(Ug_nu_v[e->_offset], e->_permute, Nd));
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
stencil_ss = stencil_ss + Udag_nu_xmnu_pmu * Udag_mu_xmnu * U_nu_xmnu;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
coalescedWrite(gStaple_v[ss],stencil_ss);
}
);
} //ensure views are all closed!
kernel += usecond() - t;
t=usecond();
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
staple = Ghost.Extract(gStaple);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
extract += usecond()-t;
total += usecond() - tstart;
std::cout << GridLogMessage << "StaplePadded timings peek:" << peek << " construct:" << construct << " exchange:" << exchange << " coord:" << coord << " stencil:" << stencil << " kernel:" << kernel << " extract:" << extract << " total:" << total << std::endl;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
}
static void RectStapleOrig(GaugeMat &Stap, const GaugeLorentz &Umu,
int mu) {
GridBase *grid = Umu.Grid();
std::vector<GaugeMat> U(Nd, grid);
for (int d = 0; d < Nd; d++) {
U[d] = PeekIndex<LorentzIndex>(Umu, d);
}
Stap = Zero();
for (int nu = 0; nu < Nd; nu++) {
if (nu != mu) {
// __ ___
// | __ |
//
//tmp1 = U_nu^dag(x-nu)
//tmp2 = U_mu^dag(x-mu)tmp1(x-mu) = U_mu^dag(x-mu) U_nu^dag(x-nu-mu)
//tmp3 = U_mu^dag(x-mu)tmp2(x-mu) = U_mu^dag(x-mu) U_mu^dag(x-2mu) U_nu^dag(x-nu-2mu)
//tmp4 = U_nu(x)tmp3(x+nu) = U_nu(x)U_mu^dag(x-mu+nu) U_mu^dag(x-2mu+nu) U_nu^dag(x-2mu)
//tmp5 = U_mu(x)tmp4(x+mu) = U_mu(x)U_nu(x+mu)U_mu^dag(x+nu) U_mu^dag(x-mu+nu) U_nu^dag(x-mu)
//tmp6 = tmp5(x+mu) = U_mu(x+mu)U_nu(x+2mu)U_mu^dag(x+nu+mu) U_mu^dag(x+nu) U_nu^dag(x)
Stap += Gimpl::ShiftStaple(
Gimpl::CovShiftForward(
U[mu], mu,
Gimpl::CovShiftForward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu,
Gimpl::CovShiftBackward(
U[mu], mu,
Gimpl::CovShiftIdentityBackward(U[nu], nu))))),
mu);
// __
// |__ __ |
//tmp1 = U^dag_mu(x-mu)U_nu(x-mu)
//tmp2 = U^dag_mu(x-mu)tmp1(x-mu) = U^dag_mu(x-mu)U^dag_mu(x-2mu)U_nu(x-2mu)
//tmp3 = U^dag_nu(x-nu)tmp2(x-nu) = U^dag_nu(x-nu)U^dag_mu(x-mu-nu)U^dag_mu(x-2mu-nu)U_nu(x-2mu-nu)
//tmp4 = U_mu(x)tmp3(x+mu) = U_mu(x)U^dag_nu(x-nu+mu)U^dag_mu(x-nu)U^dag_mu(x-mu-nu)U_nu(x-mu-nu)
//tmp5 = tmp4(x+mu) = U_mu(x+mu)U^dag_nu(x-nu+2mu)U^dag_mu(x-nu+mu)U^dag_mu(x-nu)U_nu(x-nu)
Stap += Gimpl::ShiftStaple(
Gimpl::CovShiftForward(
U[mu], mu,
Gimpl::CovShiftBackward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu, Gimpl::CovShiftBackward(U[mu], mu, U[nu])))),
mu);
// __
// |__ __ |
//Forward: Out(x) = Link(x)*field(x+mu)
//Backward: Out(x) = Link^dag(x-mu)*field(x-mu)
//ShiftStaple: Link(x) = Link(x+mu)
//tmp1 = U_nu(x)U_mu(x+nu)
//tmp2 = U^dag_mu(x-mu)tmp1(x-mu) = U^dag_mu(x-mu)U_nu(x-mu)U_mu(x+nu-mu)
//tmp3 = U^dag_mu(x-mu)tmp2(x-mu) = U^dag_mu(x-mu)U^dag_mu(x-2mu)U_nu(x-2mu)U_mu(x+nu-2mu)
//tmp4 = U^dag_nu(x-nu)tmp3(x-nu) = U^dag_nu(x-nu)U^dag_mu(x-mu-nu)U^dag_mu(x-2mu-nu)U_nu(x-2mu-nu)U_mu(x-2mu)
//tmp5 = tmp4(x+mu) = U^dag_nu(x-nu+mu)U^dag_mu(x-nu)U^dag_mu(x-mu-nu)U_nu(x-mu-nu)U_mu(x-mu)
Stap += Gimpl::ShiftStaple(
Gimpl::CovShiftBackward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu,
Gimpl::CovShiftBackward(
U[mu], mu, Gimpl::CovShiftForward(U[nu], nu, U[mu])))),
mu);
// __ ___
// |__ |
//tmp1 = U_nu^dag(x-nu)U_mu(x-nu)
//tmp2 = U_mu^dag(x-mu)tmp1(x-mu) = U_mu^dag(x-mu)U_nu^dag(x-mu-nu)U_mu(x-mu-nu)
//tmp3 = U_mu^dag(x-mu)tmp2(x-mu) = U_mu^dag(x-mu)U_mu^dag(x-2mu)U_nu^dag(x-2mu-nu)U_mu(x-2mu-nu)
//tmp4 = U_nu(x)tmp3(x+nu) = U_nu(x)U_mu^dag(x-mu+nu)U_mu^dag(x-2mu+nu)U_nu^dag(x-2mu)U_mu(x-2mu)
//tmp5 = tmp4(x+mu) = U_nu(x+mu)U_mu^dag(x+nu)U_mu^dag(x-mu+nu)U_nu^dag(x-mu)U_mu(x-mu)
Stap += Gimpl::ShiftStaple(
Gimpl::CovShiftForward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu,
Gimpl::CovShiftBackward(
U[mu], mu, Gimpl::CovShiftBackward(U[nu], nu, U[mu])))),
mu);
// --
// | |
//
// | |
//tmp1 = U_nu^dag(x-nu)
//tmp2 = U_nu^dag(x-nu)tmp1(x-nu) = U_nu^dag(x-nu)U_nu^dag(x-2nu)
//tmp3 = U_mu^dag(x-mu)tmp2(x-mu) = U_mu^dag(x-mu)U_nu^dag(x-mu-nu)U_nu^dag(x-mu-2nu)
//tmp4 = U_nu(x)tmp3(x+nu) = U_nu(x)U_mu^dag(x-mu+nu)U_nu^dag(x-mu)U_nu^dag(x-mu-nu)
//tmp5 = U_nu(x)tmp4(x+nu) = U_nu(x)U_nu(x+nu)U_mu^dag(x-mu+2nu)U_nu^dag(x-mu+nu)U_nu^dag(x-mu)
//tmp6 = tmp5(x+mu) = U_nu(x+mu)U_nu(x+mu+nu)U_mu^dag(x+2nu)U_nu^dag(x+nu)U_nu^dag(x)
Stap += Gimpl::ShiftStaple(
Gimpl::CovShiftForward(
U[nu], nu,
Gimpl::CovShiftForward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu,
Gimpl::CovShiftBackward(
U[nu], nu,
Gimpl::CovShiftIdentityBackward(U[nu], nu))))),
mu);
// | |
//
// | |
// --
//tmp1 = U_nu(x)U_nu(x+nu)
//tmp2 = U_mu^dag(x-mu)tmp1(x-mu) = U_mu^dag(x-mu)U_nu(x-mu)U_nu(x-mu+nu)
//tmp3 = U_nu^dag(x-nu)tmp2(x-nu) = U_nu^dag(x-nu)U_mu^dag(x-mu-nu)U_nu(x-mu-nu)U_nu(x-mu)
//tmp4 = U_nu^dag(x-nu)tmp3(x-nu) = U_nu^dag(x-nu)U_nu^dag(x-2nu)U_mu^dag(x-mu-2nu)U_nu(x-mu-2nu)U_nu(x-mu-nu)
//tmp5 = tmp4(x+mu) = U_nu^dag(x+mu-nu)U_nu^dag(x+mu-2nu)U_mu^dag(x-2nu)U_nu(x-2nu)U_nu(x-nu)
Stap += Gimpl::ShiftStaple(
Gimpl::CovShiftBackward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[nu], nu,
Gimpl::CovShiftBackward(
U[mu], mu, Gimpl::CovShiftForward(U[nu], nu, U[nu])))),
mu);
}
}
}
static void RectStaplePadded(GaugeMat &Stap, const GaugeLorentz &U,
int mu) {
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
PaddedCell Ghost(2,(GridCartesian*)U.Grid());
The user can now specify the implementation of Cshift used by the PaddedCell class through a virtual base class API. Implementations for default (regular Cshift) and for gauge links (which respects the gauge BCs) Fixed const-correctness for PaddedCell and ConjugateGimpl::setDirections Modified test code for padded-cell implementation of staple, rect-staple to use cconj BCs
2023-06-20 22:09:56 +01:00
GridBase *ggrid = Ghost.grids.back();
CshiftImplGauge<Gimpl> cshift_impl;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
std::vector<GaugeMat> Ug_dirs(Nd,ggrid);
The user can now specify the implementation of Cshift used by the PaddedCell class through a virtual base class API. Implementations for default (regular Cshift) and for gauge links (which respects the gauge BCs) Fixed const-correctness for PaddedCell and ConjugateGimpl::setDirections Modified test code for padded-cell implementation of staple, rect-staple to use cconj BCs
2023-06-20 22:09:56 +01:00
for(int i=0;i<Nd;i++) Ug_dirs[i] = Ghost.Exchange(PeekIndex<LorentzIndex>(U, i), cshift_impl);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
GaugeMat gStaple(ggrid);
std::vector<Coordinate> shifts;
for (int nu = 0; nu < Nd; nu++) {
if (nu != mu) {
auto genShift = [&](int mushift,int nushift){
Coordinate out(Nd,0); out[mu]=mushift; out[nu]=nushift; return out;
};
//tmp6 = tmp5(x+mu) = U_mu(x+mu)U_nu(x+2mu)U_mu^dag(x+nu+mu) U_mu^dag(x+nu) U_nu^dag(x)
shifts.push_back(genShift(0,0));
shifts.push_back(genShift(0,+1));
shifts.push_back(genShift(+1,+1));
shifts.push_back(genShift(+2,0));
shifts.push_back(genShift(+1,0));
//tmp5 = tmp4(x+mu) = U_mu(x+mu)U^dag_nu(x-nu+2mu)U^dag_mu(x-nu+mu)U^dag_mu(x-nu)U_nu(x-nu)
shifts.push_back(genShift(0,-1));
shifts.push_back(genShift(0,-1));
shifts.push_back(genShift(+1,-1));
shifts.push_back(genShift(+2,-1));
shifts.push_back(genShift(+1,0));
//tmp5 = tmp4(x+mu) = U^dag_nu(x-nu+mu)U^dag_mu(x-nu)U^dag_mu(x-mu-nu)U_nu(x-mu-nu)U_mu(x-mu)
shifts.push_back(genShift(-1,0));
shifts.push_back(genShift(-1,-1));
shifts.push_back(genShift(-1,-1));
shifts.push_back(genShift(0,-1));
shifts.push_back(genShift(+1,-1));
//tmp5 = tmp4(x+mu) = U_nu(x+mu)U_mu^dag(x+nu)U_mu^dag(x-mu+nu)U_nu^dag(x-mu)U_mu(x-mu)
shifts.push_back(genShift(-1,0));
shifts.push_back(genShift(-1,0));
shifts.push_back(genShift(-1,+1));
shifts.push_back(genShift(0,+1));
shifts.push_back(genShift(+1,0));
//tmp6 = tmp5(x+mu) = U_nu(x+mu)U_nu(x+mu+nu)U_mu^dag(x+2nu)U_nu^dag(x+nu)U_nu^dag(x)
shifts.push_back(genShift(0,0));
shifts.push_back(genShift(0,+1));
shifts.push_back(genShift(0,+2));
shifts.push_back(genShift(+1,+1));
shifts.push_back(genShift(+1,0));
//tmp5 = tmp4(x+mu) = U_nu^dag(x+mu-nu)U_nu^dag(x+mu-2nu)U_mu^dag(x-2nu)U_nu(x-2nu)U_nu(x-nu)
shifts.push_back(genShift(0,-1));
shifts.push_back(genShift(0,-2));
shifts.push_back(genShift(0,-2));
shifts.push_back(genShift(+1,-2));
shifts.push_back(genShift(+1,-1));
}
}
size_t nshift = shifts.size();
GeneralLocalStencil gStencil(ggrid,shifts);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
{
autoView( gStaple_v , gStaple, AcceleratorWrite);
auto gStencil_v = gStencil.View();
typedef LatticeView<typename GaugeMat::vector_object> GaugeViewType;
size_t vsize = Nd*sizeof(GaugeViewType);
GaugeViewType* Ug_dirs_v_host = (GaugeViewType*)malloc(vsize);
for(int i=0;i<Nd;i++) Ug_dirs_v_host[i] = Ug_dirs[i].View(AcceleratorRead);
GaugeViewType* Ug_dirs_v = (GaugeViewType*)acceleratorAllocDevice(vsize);
acceleratorCopyToDevice(Ug_dirs_v_host,Ug_dirs_v,vsize);
accelerator_for(ss, ggrid->oSites(), ggrid->Nsimd(), {
decltype(coalescedRead(Ug_dirs_v[0][0])) stencil_ss;
stencil_ss = Zero();
int s=0;
for(int nu=0;nu<Nd;nu++){
if(nu != mu){
//tmp6 = tmp5(x+mu) = U_mu(x+mu)U_nu(x+2mu)U_mu^dag(x+nu+mu) U_mu^dag(x+nu) U_nu^dag(x)
GeneralStencilEntry const* e = gStencil_v.GetEntry(s++,ss);
auto U0 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
auto U1 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
auto U2 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
auto U3 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
auto U4 = coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
stencil_ss = stencil_ss + U4*U3*U2*U1*U0;
//tmp5 = tmp4(x+mu) = U_mu(x+mu)U^dag_nu(x-nu+2mu)U^dag_mu(x-nu+mu)U^dag_mu(x-nu)U_nu(x-nu)
e = gStencil_v.GetEntry(s++,ss);
U0 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U1 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U2 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U3 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U4 = coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd);
stencil_ss = stencil_ss + U4*U3*U2*U1*U0;
//tmp5 = tmp4(x+mu) = U^dag_nu(x-nu+mu)U^dag_mu(x-nu)U^dag_mu(x-mu-nu)U_nu(x-mu-nu)U_mu(x-mu)
e = gStencil_v.GetEntry(s++,ss);
U0 = coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U1 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U2 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U3 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U4 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
stencil_ss = stencil_ss + U4*U3*U2*U1*U0;
//tmp5 = tmp4(x+mu) = U_nu(x+mu)U_mu^dag(x+nu)U_mu^dag(x-mu+nu)U_nu^dag(x-mu)U_mu(x-mu)
e = gStencil_v.GetEntry(s++,ss);
U0 = coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U1 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U2 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U3 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U4 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
stencil_ss = stencil_ss + U4*U3*U2*U1*U0;
//tmp6 = tmp5(x+mu) = U_nu(x+mu)U_nu(x+mu+nu)U_mu^dag(x+2nu)U_nu^dag(x+nu)U_nu^dag(x)
e = gStencil_v.GetEntry(s++,ss);
U0 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U1 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U2 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U3 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U4 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
stencil_ss = stencil_ss + U4*U3*U2*U1*U0;
//tmp5 = tmp4(x+mu) = U_nu^dag(x+mu-nu)U_nu^dag(x+mu-2nu)U_mu^dag(x-2nu)U_nu(x-2nu)U_nu(x-nu)
e = gStencil_v.GetEntry(s++,ss);
U0 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U1 = coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd);
e = gStencil_v.GetEntry(s++,ss);
U2 = adj(coalescedReadGeneralPermute(Ug_dirs_v[mu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U3 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
e = gStencil_v.GetEntry(s++,ss);
U4 = adj(coalescedReadGeneralPermute(Ug_dirs_v[nu][e->_offset], e->_permute, Nd));
stencil_ss = stencil_ss + U4*U3*U2*U1*U0;
}
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
}
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
assert(s==nshift);
coalescedWrite(gStaple_v[ss],stencil_ss);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
}
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
for(int i=0;i<Nd;i++) Ug_dirs_v_host[i].ViewClose();
free(Ug_dirs_v_host);
acceleratorFreeDevice(Ug_dirs_v);
}
Stap = Ghost.Extract(gStaple);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
}
};
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
Coordinate latt_size = GridDefaultLatt();
Coordinate simd_layout= GridDefaultSimd(Nd,vComplexD::Nsimd());
Coordinate mpi_layout = GridDefaultMpi();
std::cout << " mpi "<<mpi_layout<<std::endl;
std::cout << " simd "<<simd_layout<<std::endl;
std::cout << " latt "<<latt_size<<std::endl;
GridCartesian GRID(latt_size,simd_layout,mpi_layout);
GridParallelRNG pRNG(&GRID);
pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
LatticeGaugeField U(&GRID);
SU<Nc>::HotConfiguration(pRNG,U);
The user can now specify the implementation of Cshift used by the PaddedCell class through a virtual base class API. Implementations for default (regular Cshift) and for gauge links (which respects the gauge BCs) Fixed const-correctness for PaddedCell and ConjugateGimpl::setDirections Modified test code for padded-cell implementation of staple, rect-staple to use cconj BCs
2023-06-20 22:09:56 +01:00
//typedef PeriodicGimplD Gimpl;
typedef ConjugateGimplD Gimpl;
std::vector<int> conj_dirs(Nd,0); conj_dirs[0]=1; conj_dirs[3]=1;
Gimpl::setDirections(conj_dirs);
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
typedef typename WilsonLoopsTest<Gimpl>::GaugeMat GaugeMat;
typedef typename WilsonLoopsTest<Gimpl>::GaugeLorentz GaugeLorentz;
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
std::cout << GridLogMessage << "Checking Staple" << std::endl;
int count = 0;
double torig=0, tpadded=0;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
for(int mu=0;mu<Nd;mu++){
for(int nu=0;nu<Nd;nu++){
if(mu != nu){
GaugeMat staple_orig(&GRID), staple_padded(&GRID);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
double t0 = usecond();
WilsonLoopsTest<Gimpl>::StapleOrig(staple_orig,U,mu,nu);
double t1 = usecond();
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
WilsonLoopsTest<Gimpl>::StaplePadded(staple_padded,U,mu,nu);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
double t2 = usecond();
torig += t1-t0; tpadded += t2-t1;
++count;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
GaugeMat diff = staple_orig - staple_padded;
double n = norm2(diff);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
std::cout << GridLogMessage << mu << " " << nu << " " << n << std::endl;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
assert(n<1e-10);
}
}
}
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
std::cout << GridLogMessage << "Staple timings orig: " << torig/1000/count << "ms, padded: " << tpadded/1000/count << "ms" << std::endl;
count=0; torig=tpadded=0;
std::cout << GridLogMessage << "Checking RectStaple" << std::endl;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
for(int mu=0;mu<Nd;mu++){
GaugeMat staple_orig(&GRID), staple_padded(&GRID);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
double t0 = usecond();
WilsonLoopsTest<Gimpl>::RectStapleOrig(staple_orig,U,mu);
double t1 = usecond();
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
WilsonLoopsTest<Gimpl>::RectStaplePadded(staple_padded,U,mu);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
double t2 = usecond();
torig += t1-t0; tpadded += t2-t1;
++count;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
GaugeMat diff = staple_orig - staple_padded;
double n = norm2(diff);
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
std::cout << GridLogMessage << mu << " " << n << std::endl;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
assert(n<1e-10);
}
Imported coalescedReadGeneralPermute GPU implementation from Christoph Fixed bug in padded staple code where extract was being called on the result before the GPU view was closed Fixed compile issue with pointer cast in padded staple code Added timing summaries of padded staple code and timing breakdown of staple implementation to Test_padded_cell_staple
2023-06-21 21:01:01 +01:00
std::cout << GridLogMessage << "RectStaple timings orig: " << torig/1000/count << "ms, padded: " << tpadded/1000/count << "ms" << std::endl;
Added coalescedReadGeneralPermute CPU implementation based on Christoph's GPT code In a test code, implemented a padded-cell version of the staple and rectangular-staple calculation
2023-06-20 21:14:25 +01:00
Grid_finalize();
}
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