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Code Releases Activity

Parallelise the x faces; fix the segv on KNL with comms

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paboyle
2016-10-11 22:21:07 +01:00
parent 42cd148f5e
commit 7240d73184
4 changed files with 42 additions and 8 deletions
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25
lib/cartesian/Cartesian_red_black.h
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@@ -43,6 +43,7 @@ class GridRedBlackCartesian : public GridBase
public:
std::vector<int> _checker_dim_mask;
int _checker_dim;
std::vector<int> _checker_board;
virtual int CheckerBoarded(int dim){
if( dim==_checker_dim) return 1;
@@ -72,12 +73,20 @@ public:
// or by looping over x,y,z and multiply rather than computing checkerboard.
if ( (source_cb+ocb)&1 ) {
return (shift)/2;
} else {
return (shift+1)/2;
}
}
virtual int CheckerBoardFromOindexTable (int Oindex) {
return _checker_board[Oindex];
}
virtual int CheckerBoardFromOindex (int Oindex)
{
std::vector<int> ocoor;
oCoorFromOindex(ocoor,Oindex);
return CheckerBoard(ocoor);
}
virtual int CheckerBoardShift(int source_cb,int dim,int shift,int osite){
if(dim != _checker_dim) return shift;
@@ -185,6 +194,8 @@ public:
_ostride[d] = _ostride[d-1]*_rdimensions[d-1];
_istride[d] = _istride[d-1]*_simd_layout[d-1];
}
}
////////////////////////////////////////////////////////////////////////////////////////////
@@ -205,6 +216,18 @@ public:
_slice_nblock[d]=nblock;
block = block*_rdimensions[d];
}
////////////////////////////////////////////////
// Create a checkerboard lookup table
////////////////////////////////////////////////
int rvol = 1;
for(int d=0;d<_ndimension;d++){
rvol=rvol * _rdimensions[d];
}
_checker_board.resize(rvol);
for(int osite=0;osite<_osites;osite++){
_checker_board[osite] = CheckerBoardFromOindex (osite);
}
};
protected: