portelli/Grid
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Update to use shared memory to contain the stencil comms buffers

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Tested on 2.1.1.1 1.2.1.1 4.1.1.1 1.4.1.1 2.2.1.1 subnode decompositions
This commit is contained in:
azusayamaguchi
2016-10-24 17:30:43 +01:00
parent ea25a4d9ac
commit b6a65059a2
13 changed files with 706 additions and 458 deletions
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21
benchmarks/Benchmark_dwf.cc
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@ -156,6 +156,7 @@ int main (int argc, char ** argv)
std::cout<<GridLogMessage << "mflop/s per rank = "<< flops/(t1-t0)/NP<<std::endl;
err = ref-result;
std::cout<<GridLogMessage << "norm diff "<< norm2(err)<<std::endl;
assert (norm2(err)< 1.0e-5 );
Dw.Report();
}
@ -208,7 +209,7 @@ int main (int argc, char ** argv)
std::cout<<GridLogMessage<< "res norms "<< norm2(result)<<" " <<norm2(sresult)<<std::endl;
RealF sum=0;
RealD sum=0;
for(int x=0;x<latt4[0];x++){
for(int y=0;y<latt4[1];y++){
for(int z=0;z<latt4[2];z++){
@ -226,12 +227,12 @@ int main (int argc, char ** argv)
}
}}}}}
std::cout<<GridLogMessage<<" difference between normal and simd is "<<sum<<std::endl;
assert (sum< 1.0e-5 );
if (1) {
LatticeFermion sr_eo(sFGrid);
LatticeFermion serr(sFGrid);
LatticeFermion ssrc_e (sFrbGrid);
LatticeFermion ssrc_o (sFrbGrid);
@ -243,8 +244,6 @@ int main (int argc, char ** argv)
setCheckerboard(sr_eo,ssrc_o);
setCheckerboard(sr_eo,ssrc_e);
serr = sr_eo-ssrc;
std::cout<<GridLogMessage << "EO src norm diff "<< norm2(serr)<<std::endl;
sr_e = zero;
sr_o = zero;
@ -272,9 +271,18 @@ int main (int argc, char ** argv)
pickCheckerboard(Even,ssrc_e,sresult);
pickCheckerboard(Odd ,ssrc_o,sresult);
ssrc_e = ssrc_e - sr_e;
RealD error = norm2(ssrc_e);
std::cout<<GridLogMessage << "sE norm diff "<< norm2(ssrc_e)<< " vec nrm"<<norm2(sr_e) <<std::endl;
ssrc_o = ssrc_o - sr_o;
error+= norm2(ssrc_o);
std::cout<<GridLogMessage << "sO norm diff "<< norm2(ssrc_o)<< " vec nrm"<<norm2(sr_o) <<std::endl;
if(error>1.0e-5) {
setCheckerboard(ssrc,ssrc_o);
setCheckerboard(ssrc,ssrc_e);
std::cout<< ssrc << std::endl;
}
}
@ -306,7 +314,7 @@ int main (int argc, char ** argv)
std::cout<<GridLogMessage << "norm ref "<< norm2(ref)<<std::endl;
err = ref-result;
std::cout<<GridLogMessage << "norm diff "<< norm2(err)<<std::endl;
assert(norm2(err)<1.0e-5);
LatticeFermion src_e (FrbGrid);
LatticeFermion src_o (FrbGrid);
LatticeFermion r_e (FrbGrid);
@ -349,11 +357,14 @@ int main (int argc, char ** argv)
err = r_eo-result;
std::cout<<GridLogMessage << "norm diff "<< norm2(err)<<std::endl;
assert(norm2(err)<1.0e-5);
pickCheckerboard(Even,src_e,err);
pickCheckerboard(Odd,src_o,err);
std::cout<<GridLogMessage << "norm diff even "<< norm2(src_e)<<std::endl;
std::cout<<GridLogMessage << "norm diff odd "<< norm2(src_o)<<std::endl;
assert(norm2(src_e)<1.0e-5);
assert(norm2(src_o)<1.0e-5);
}