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Overlap comms and compute options in wilson kernels

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paboyle
2017-02-07 01:37:10 -05:00
parent 71ac2e7940
commit 2c246551d0
11 changed files with 729 additions and 366 deletions
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21
lib/qcd/action/fermion/WilsonCompressor.h
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@ -180,26 +180,31 @@ namespace QCD {
const std::vector<int> &distances) : CartesianStencil<vobj,cobj> (grid,npoints,checkerboard,directions,distances)
{ };
template < class compressor>
void HaloExchangeOpt(const Lattice<vobj> &source,compressor &compress)
{
std::vector<std::vector<CommsRequest_t> > reqs;
HaloExchangeOptGather(source,compress);
this->CommunicateBegin(reqs);
this->calls++;
this->CommunicateComplete(reqs);
this->CommsMerge();
}
template < class compressor>
void HaloExchangeOptGather(const Lattice<vobj> &source,compressor &compress)
{
this->calls++;
this->Mergers.resize(0);
this->Packets.resize(0);
this->HaloGatherOpt(source,compress);
this->CommunicateBegin(reqs);
this->CommunicateComplete(reqs);
this->CommsMerge(); // spins
this->calls++;
}
template < class compressor>
void HaloGatherOpt(const Lattice<vobj> &source,compressor &compress)
{
int face_idx=0;
this->_grid->StencilBarrier();
// conformable(source._grid,_grid);
assert(source._grid==this->_grid);
this->halogtime-=usecond();
@ -222,7 +227,9 @@ namespace QCD {
// compress.Point(point);
// HaloGatherDir(source,compress,point,face_idx);
// }
int face_idx=0;
if ( dag ) {
std::cout << " Optimised Dagger compress " <<std::endl;
this->HaloGatherDir(source,XpCompress,Xp,face_idx);
this->HaloGatherDir(source,YpCompress,Yp,face_idx);
this->HaloGatherDir(source,ZpCompress,Zp,face_idx);