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Merge branch 'develop' into feature/hadrons

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This commit is contained in:
Antonin Portelli 2018-03-22 10:48:37 +00:00
commit e9323460c7
9 changed files with 164 additions and 27 deletions
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7
lib/communicator/SharedMemoryMPI.cc
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@ -27,6 +27,7 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
/* END LEGAL */
#include <Grid/GridCore.h>
#include <pwd.h>
namespace Grid {
@ -288,7 +289,8 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
size_t size = bytes;
sprintf(shm_name,"/myGrid_mpi3_shm_%d_%d",WorldNode,r);
struct passwd *pw = getpwuid (getuid());
sprintf(shm_name,"/Grid_%s_mpi3_shm_%d_%d",pw->pw_name,WorldNode,r);
shm_unlink(shm_name);
int fd=shm_open(shm_name,O_RDWR|O_CREAT,0666);
@ -323,7 +325,8 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
size_t size = bytes ;
sprintf(shm_name,"/Grid_mpi3_shm_%d_%d",WorldNode,r);
struct passwd *pw = getpwuid (getuid());
sprintf(shm_name,"/Grid_%s_mpi3_shm_%d_%d",pw->pw_name,WorldNode,r);
int fd=shm_open(shm_name,O_RDWR,0666);
if ( fd<0 ) { perror("failed shm_open"); assert(0); }

18
lib/lattice/Lattice_coordinate.h
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@ -52,23 +52,5 @@ namespace Grid {
}
};
// LatticeCoordinate();
// FIXME for debug; deprecate this; made obscelete by
template<class vobj> void lex_sites(Lattice<vobj> &l){
Real *v_ptr = (Real *)&l._odata[0];
size_t o_len = l._grid->oSites();
size_t v_len = sizeof(vobj)/sizeof(vRealF);
size_t vec_len = vRealF::Nsimd();
for(int i=0;i<o_len;i++){
for(int j=0;j<v_len;j++){
for(int vv=0;vv<vec_len;vv+=2){
v_ptr[i*v_len*vec_len+j*vec_len+vv ]= i+vv*500;
v_ptr[i*v_len*vec_len+j*vec_len+vv+1]= i+vv*500;
}
}}
}
}
#endif

1
lib/lattice/Lattice_transfer.h
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@ -652,6 +652,7 @@ vectorizeFromLexOrdArray( std::vector<sobj> &in, Lattice<vobj> &out)
template<class VobjOut, class VobjIn>
void precisionChange(Lattice<VobjOut> &out, const Lattice<VobjIn> &in){
assert(out._grid->Nd() == in._grid->Nd());
assert(out._grid->FullDimensions() == in._grid->FullDimensions());
out.checkerboard = in.checkerboard;
GridBase *in_grid=in._grid;
GridBase *out_grid = out._grid;

7
lib/util/Init.cc
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@ -289,12 +289,7 @@ void Grid_init(int *argc,char ***argv)
std::cout << "but WITHOUT ANY WARRANTY; without even the implied warranty of"<<std::endl;
std::cout << "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the"<<std::endl;
std::cout << "GNU General Public License for more details."<<std::endl;
#ifdef GITHASH
std::cout << "Current Grid git commit hash=" << GITHASH << std::endl;
#else
std::cout << "Current Grid git commit hash is undefined. Check makefile." << std::endl;
#endif
#undef GITHASH
printHash();
std::cout << std::endl;
}

1
lib/util/Init.h
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@ -61,6 +61,7 @@ namespace Grid {
std::vector<int> &simd,
std::vector<int> &mpi);
void printHash(void);
};
#endif

12
lib/util/version.cc Normal file
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@ -0,0 +1,12 @@
#include <iostream>
#include <version.h>
namespace Grid {
void printHash(){
#ifdef GITHASH
std::cout << "Current Grid git commit hash=" << GITHASH << std::endl;
#else
std::cout << "Current Grid git commit hash is undefined. Check makefile." << std::endl;
#endif
#undef GITHASH
}
}

21
tests/Test_dwf_mixedcg_prec.cc
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@ -103,6 +103,27 @@ int main (int argc, char ** argv)
std::cout << "Diff between mixed and regular CG: " << diff << std::endl;
std::string file1("./Propagator1");
std::string file2("./Propagator2");
emptyUserRecord record;
uint32_t nersc_csum;
uint32_t scidac_csuma;
uint32_t scidac_csumb;
typedef SpinColourVectorD FermionD;
typedef vSpinColourVectorD vFermionD;
BinarySimpleMunger<FermionD,FermionD> munge;
std::string format = getFormatString<vFermionD>();
BinaryIO::writeLatticeObject<vFermionD,FermionD>(result_o,file1,munge, 0, format,
nersc_csum,scidac_csuma,scidac_csumb);
std::cout << " Mixed checksums "<<std::hex << scidac_csuma << " "<<scidac_csumb<<std::endl;
BinaryIO::writeLatticeObject<vFermionD,FermionD>(result_o_2,file1,munge, 0, format,
nersc_csum,scidac_csuma,scidac_csumb);
std::cout << " CG checksums "<<std::hex << scidac_csuma << " "<<scidac_csumb<<std::endl;
Grid_finalize();
}

1
tests/core/Test_main.cc
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@ -393,7 +393,6 @@ int main(int argc, char **argv) {
}
random(Foo);
*/
lex_sites(Foo);
Integer mm[4];
mm[0] = 1;

123
tests/forces/Test_gp_plaq_force.cc Normal file
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@ -0,0 +1,123 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_gp_rect_force.cc
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 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;
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
std::vector<int> latt_size = GridDefaultLatt();
std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplex::Nsimd());
std::vector<int> mpi_layout = GridDefaultMpi();
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
GridRedBlackCartesian RBGrid(&Grid);
int threads = GridThread::GetThreads();
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
std::vector<int> seeds({1,2,3,4});
GridParallelRNG pRNG(&Grid);
pRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
LatticeGaugeField U(&Grid);
SU3::HotConfiguration(pRNG,U);
double beta = 1.0;
double c1 = 0.331;
//ConjugatePlaqPlusRectangleActionR Action(beta,c1);
ConjugateWilsonGaugeActionR Action(beta);
//WilsonGaugeActionR Action(beta);
ComplexD S = Action.S(U);
// get the deriv of phidag MdagM phi with respect to "U"
LatticeGaugeField UdSdU(&Grid);
Action.deriv(U,UdSdU);
////////////////////////////////////
// Modify the gauge field a little
////////////////////////////////////
RealD dt = 0.0001;
LatticeColourMatrix mommu(&Grid);
LatticeColourMatrix forcemu(&Grid);
LatticeGaugeField mom(&Grid);
LatticeGaugeField Uprime(&Grid);
for(int mu=0;mu<Nd;mu++){
SU3::GaussianFundamentalLieAlgebraMatrix(pRNG, mommu); // Traceless antihermitian momentum; gaussian in lie alg
PokeIndex<LorentzIndex>(mom,mommu,mu);
// fourth order exponential approx
parallel_for(auto i=mom.begin();i<mom.end();i++){ // exp(pmu dt) * Umu
Uprime[i](mu) = U[i](mu) + mom[i](mu)*U[i](mu)*dt ;
}
}
ComplexD Sprime = Action.S(Uprime);
//////////////////////////////////////////////
// Use derivative to estimate dS
//////////////////////////////////////////////
LatticeComplex dS(&Grid); dS = zero;
for(int mu=0;mu<Nd;mu++){
auto UdSdUmu = PeekIndex<LorentzIndex>(UdSdU,mu);
mommu = PeekIndex<LorentzIndex>(mom,mu);
// Update gauge action density
// U = exp(p dt) U
// dU/dt = p U
// so dSdt = trace( dUdt dSdU) = trace( p UdSdUmu )
dS = dS - trace(mommu*UdSdUmu)*dt*2.0;
}
ComplexD dSpred = sum(dS);
std::cout << GridLogMessage << " S "<<S<<std::endl;
std::cout << GridLogMessage << " Sprime "<<Sprime<<std::endl;
std::cout << GridLogMessage << "dS "<<Sprime-S<<std::endl;
std::cout << GridLogMessage << "pred dS "<< dSpred <<std::endl;
assert( fabs(real(Sprime-S-dSpred)) < 1.0e-2 ) ;
std::cout<< GridLogMessage << "Done" <<std::endl;
Grid_finalize();
}