portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-11-04 05:54:32 +00:00
Code Releases Activity

Added more asserts at grid creation time

Browse Source
This commit is contained in:
Guido Cossu
2017-08-08 11:36:20 +01:00
parent 44051aecd1
commit 8a3fe60a27
1 changed files with 105 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files

192
lib/cartesian/Cartesian_red_black.h
View File

@@ -131,21 +131,21 @@ public:
Init(dimensions,simd_layout,processor_grid,checker_dim_mask,0);
}
void Init(const std::vector<int> &dimensions,
const std::vector<int> &simd_layout,
const std::vector<int> &processor_grid,
const std::vector<int> &checker_dim_mask,
int checker_dim)
const std::vector<int> &simd_layout,
const std::vector<int> &processor_grid,
const std::vector<int> &checker_dim_mask,
int checker_dim)
{
///////////////////////
// Grid information
///////////////////////
///////////////////////
// Grid information
///////////////////////
_checker_dim = checker_dim;
assert(checker_dim_mask[checker_dim]==1);
assert(checker_dim_mask[checker_dim] == 1);
_ndimension = dimensions.size();
assert(checker_dim_mask.size()==_ndimension);
assert(processor_grid.size()==_ndimension);
assert(simd_layout.size()==_ndimension);
assert(checker_dim_mask.size() == _ndimension);
assert(processor_grid.size() == _ndimension);
assert(simd_layout.size() == _ndimension);
_fdimensions.resize(_ndimension);
_gdimensions.resize(_ndimension);
_ldimensions.resize(_ndimension);
@@ -153,115 +153,133 @@ public:
_simd_layout.resize(_ndimension);
_lstart.resize(_ndimension);
_lend.resize(_ndimension);
_ostride.resize(_ndimension);
_istride.resize(_ndimension);
_fsites = _gsites = _osites = _isites = 1;
_checker_dim_mask=checker_dim_mask;
for(int d=0;d<_ndimension;d++){
_fdimensions[d] = dimensions[d];
_gdimensions[d] = _fdimensions[d];
_fsites = _fsites * _fdimensions[d];
_gsites = _gsites * _gdimensions[d];
if (d==_checker_dim) {
_gdimensions[d] = _gdimensions[d]/2; // Remove a checkerboard
}
_ldimensions[d] = _gdimensions[d]/_processors[d];
_lstart[d] = _processor_coor[d]*_ldimensions[d];
_lend[d] = _processor_coor[d]*_ldimensions[d]+_ldimensions[d]-1;
_checker_dim_mask = checker_dim_mask;
// Use a reduced simd grid
_simd_layout[d] = simd_layout[d];
_rdimensions[d]= _ldimensions[d]/_simd_layout[d]; // this is not checking if this is integer
assert(_rdimensions[d]*_simd_layout[d] == _ldimensions[d]);
assert(_rdimensions[d]>0);
for (int d = 0; d < _ndimension; d++)
{
_fdimensions[d] = dimensions[d];
_gdimensions[d] = _fdimensions[d];
_fsites = _fsites * _fdimensions[d];
_gsites = _gsites * _gdimensions[d];
// all elements of a simd vector must have same checkerboard.
// If Ls vectorised, this must still be the case; e.g. dwf rb5d
if ( _simd_layout[d]>1 ) {
if ( checker_dim_mask[d] ) {
assert( (_rdimensions[d]&0x1) == 0 );
}
}
if (d == _checker_dim)
{
assert((_gdimensions[d] & 0x1) == 0);
_gdimensions[d] = _gdimensions[d] / 2; // Remove a checkerboard
}
_ldimensions[d] = _gdimensions[d] / _processors[d];
assert(_ldimensions[d] * _processors[d] == _gdimensions[d]);
_lstart[d] = _processor_coor[d] * _ldimensions[d];
_lend[d] = _processor_coor[d] * _ldimensions[d] + _ldimensions[d] - 1;
_osites *= _rdimensions[d];
_isites *= _simd_layout[d];
// Addressing support
if ( d==0 ) {
_ostride[d] = 1;
_istride[d] = 1;
} else {
_ostride[d] = _ostride[d-1]*_rdimensions[d-1];
_istride[d] = _istride[d-1]*_simd_layout[d-1];
}
// Use a reduced simd grid
_simd_layout[d] = simd_layout[d];
_rdimensions[d] = _ldimensions[d] / _simd_layout[d]; // this is not checking if this is integer
assert(_rdimensions[d] * _simd_layout[d] == _ldimensions[d]);
assert(_rdimensions[d] > 0);
// all elements of a simd vector must have same checkerboard.
// If Ls vectorised, this must still be the case; e.g. dwf rb5d
if (_simd_layout[d] > 1)
{
if (checker_dim_mask[d])
{
assert((_rdimensions[d] & 0x1) == 0);
}
}
_osites *= _rdimensions[d];
_isites *= _simd_layout[d];
// Addressing support
if (d == 0)
{
_ostride[d] = 1;
_istride[d] = 1;
}
else
{
_ostride[d] = _ostride[d - 1] * _rdimensions[d - 1];
_istride[d] = _istride[d - 1] * _simd_layout[d - 1];
}
}
////////////////////////////////////////////////////////////////////////////////////////////
// subplane information
////////////////////////////////////////////////////////////////////////////////////////////
_slice_block.resize(_ndimension);
_slice_stride.resize(_ndimension);
_slice_nblock.resize(_ndimension);
int block =1;
int nblock=1;
for(int d=0;d<_ndimension;d++) nblock*=_rdimensions[d];
for(int d=0;d<_ndimension;d++){
nblock/=_rdimensions[d];
_slice_block[d] =block;
_slice_stride[d]=_ostride[d]*_rdimensions[d];
_slice_nblock[d]=nblock;
block = block*_rdimensions[d];
int block = 1;
int nblock = 1;
for (int d = 0; d < _ndimension; d++)
nblock *= _rdimensions[d];
for (int d = 0; d < _ndimension; d++)
{
nblock /= _rdimensions[d];
_slice_block[d] = block;
_slice_stride[d] = _ostride[d] * _rdimensions[d];
_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];
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);
for (int osite = 0; osite < _osites; osite++)
{
_checker_board[osite] = CheckerBoardFromOindex(osite);
}
};
protected:
protected:
virtual int oIndex(std::vector<int> &coor)
{
int idx=0;
for(int d=0;d<_ndimension;d++) {
if( d==_checker_dim ) {
idx+=_ostride[d]*((coor[d]/2)%_rdimensions[d]);
} else {
idx+=_ostride[d]*(coor[d]%_rdimensions[d]);
}
int idx = 0;
for (int d = 0; d < _ndimension; d++)
{
if (d == _checker_dim)
{
idx += _ostride[d] * ((coor[d] / 2) % _rdimensions[d]);
}
else
{
idx += _ostride[d] * (coor[d] % _rdimensions[d]);
}
}
return idx;
};
virtual int iIndex(std::vector<int> &lcoor)
{
int idx=0;
for(int d=0;d<_ndimension;d++) {
if( d==_checker_dim ) {
idx+=_istride[d]*(lcoor[d]/(2*_rdimensions[d]));
} else {
idx+=_istride[d]*(lcoor[d]/_rdimensions[d]);
}
}
return idx;
int idx = 0;
for (int d = 0; d < _ndimension; d++)
{
if (d == _checker_dim)
{
idx += _istride[d] * (lcoor[d] / (2 * _rdimensions[d]));
}
else
{
idx += _istride[d] * (lcoor[d] / _rdimensions[d]);
}
}
return idx;
}
};
}
#endif