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Think I'm getting on top of the reduced cost exterior precomputed list of links

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paboyle
2017-04-25 08:50:26 +01:00
parent 56277a11c8
commit ab66bac4e6
4 changed files with 22 additions and 34 deletions
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16
lib/stencil/Stencil.h
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@ -95,7 +95,7 @@ void Gather_plane_exchange_table(std::vector<std::pair<int,int> >& table,const L
uint16_t _is_local;
uint16_t _permute;
uint16_t _around_the_world; //256 bits, 32 bytes, 1/2 cacheline
uint16_t _node_local;
uint16_t _pad;
};
////////////////////////////////////////
@ -221,7 +221,7 @@ class CartesianStencil { // Stencil runs along coordinate axes only; NO diagonal
return 1;
}
inline int GetNodeLocal(int osite,int point) {
return _entries[point+_npoints*osite]._node_local;
return _entries[point+_npoints*osite]._is_local;
}
inline StencilEntry * GetEntry(int &ptype,int point,int osite) {
ptype = _permute_type[point]; return & _entries[point+_npoints*osite];
@ -438,18 +438,6 @@ class CartesianStencil { // Stencil runs along coordinate axes only; NO diagonal
_entries[i]._byte_offset = _entries[i]._offset*sizeof(cobj);
}
}
int osites = _grid->oSites();
for(int o=0;o<osites;o++){
int node_local=1;
for(int p=0;p<_npoints;p++){
if (!_entries[p+o*_npoints]._is_local ){
node_local = 0;
}
}
for(int p=0;p<_npoints;p++){
_entries[p+o*_npoints]._node_local = node_local;
}
}
};
CartesianStencil(GridBase *grid,