portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2024-09-20 01:05:38 +01:00
Code Releases Activity

Cshift updates

Browse Source
This commit is contained in:
paboyle 2018-04-25 00:12:11 +01:00
parent 276a2353df
commit 362ba0443a
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
benchmarks/Benchmark_su3.cc
View File

@ -35,17 +35,18 @@ using namespace Grid::QCD;
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
#define LMAX (40)
#define LMAX (16)
#define LMIN (16)
#define LINC (4)
int64_t Nloop=20;
int64_t Nloop=2000;
std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplex::Nsimd());
std::vector<int> mpi_layout = GridDefaultMpi();
int64_t threads = GridThread::GetThreads();
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
#if 1
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 x= x*y"<<std::endl;
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
@ -171,14 +172,14 @@ int main (int argc, char ** argv)
}
#endif
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
std::cout<<GridLogMessage << "= Benchmarking SU3xSU3 CovShiftForward(z,x,y)"<<std::endl;
std::cout<<GridLogMessage << "===================================================================================================="<<std::endl;
std::cout<<GridLogMessage << " L "<<"\t\t"<<"bytes"<<"\t\t\t"<<"GB/s\t\t GFlop/s"<<std::endl;
std::cout<<GridLogMessage << "----------------------------------------------------------"<<std::endl;
for(int lat=2;lat<=LMAX;lat+=LINC){
for(int lat=LMIN;lat<=LMAX;lat+=LINC){
std::vector<int> latt_size ({lat*mpi_layout[0],lat*mpi_layout[1],lat*mpi_layout[2],lat*mpi_layout[3]});
int64_t vol = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
@ -190,7 +191,7 @@ int main (int argc, char ** argv)
LatticeColourMatrix x(&Grid); random(pRNG,x);
LatticeColourMatrix y(&Grid); random(pRNG,y);
for(int mu=0;mu<=4;mu++){
for(int mu=0;mu<4;mu++){
double start=usecond();
for(int64_t i=0;i<Nloop;i++){
z = PeriodicBC::CovShiftForward(x,mu,y);
@ -202,7 +203,7 @@ int main (int argc, char ** argv)
double flops=Nc*Nc*(8+8+8)*vol;
std::cout<<GridLogMessage<<std::setprecision(3) << lat<<"\t\t"<<bytes<<" \t\t"<<bytes/time<<"\t\t" << flops/time<<std::endl;
}
}
}
Grid_finalize();
}