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Added overlap comms compute mode

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paboyle
2016-01-03 01:38:11 +00:00
parent 4aac345bea
commit 331768dcff
13 changed files with 704 additions and 270 deletions
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19
lib/Stencil.h
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@ -30,6 +30,8 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
#ifndef GRID_STENCIL_H
#define GRID_STENCIL_H
#include <thread>
#include <stencil/Lebesgue.h> // subdir aggregate
//////////////////////////////////////////////////////////////////////////////////////////
@ -89,7 +91,8 @@ namespace Grid {
int _checkerboard;
int _npoints; // Move to template param?
GridBase * _grid;
// npoints of these
std::vector<int> _directions;
std::vector<int> _distances;
@ -454,7 +457,19 @@ namespace Grid {
// Could allow a functional munging of the halo to another type during the comms.
// this could implement the 16bit/32bit/64bit compression.
void HaloExchange(const Lattice<vobj> &source,std::vector<cobj,alignedAllocator<cobj> > &u_comm_buf,compressor &compress)
void HaloExchange(const Lattice<vobj> &source,std::vector<cobj,alignedAllocator<cobj> > &u_comm_buf,compressor &compress)
{
std::thread thr = HaloExchangeBegin(source,u_comm_buf,compress);
thr.join();
}
std::thread HaloExchangeBegin(const Lattice<vobj> &source,std::vector<cobj,alignedAllocator<cobj> > & u_comm_buf,compressor &compress) {
return std::thread([&] { this->HaloExchangeBlocking(source,u_comm_buf,compress); });
// std::thread t(&HaloExchangeBlocking,this,source,u_comm_buf,compress);
// return t;
}
void HaloExchangeBlocking(const Lattice<vobj> &source,std::vector<cobj,alignedAllocator<cobj> > &u_comm_buf,compressor &compress)
{
// conformable(source._grid,_grid);
assert(source._grid==_grid);