rindex: distinguish between lex and pos

This commit is contained in:
Christian Zimmermann 2024-03-24 02:42:45 +01:00
parent d9a546a5cc
commit 5d76ae6e36
4 changed files with 128 additions and 118 deletions

View file

@ -3,6 +3,9 @@
namespace CNORXZ
{
namespace mpi
{
/*================+
| CROpRoot |
+================*/
@ -12,7 +15,7 @@ namespace CNORXZ
constexpr decltype(auto) CROpRoot<T,IndexT>::operator()(const PosT& pos) const
{
const SizeT L = mIndex->lmax().val();
const SizeT m = mIndex->myrank()
const SizeT m = mIndex->myrank();
const SizeT dst = ( m + pos.val() ) % L;
const SizeT src = ( m - pos.val() + L ) % L;
@ -84,4 +87,5 @@ namespace CNORXZ
}
}
} // namespace mpi
} // namespace CNORXZ

View file

@ -14,6 +14,8 @@
namespace CNORXZ
{
namespace mpi
{
template <typename T, class IndexT>
class CROpRoot : public COpInterface<CROpRoot<T,IndexT>>
{
@ -75,6 +77,7 @@ namespace CNORXZ
private:
CXpr mCXpr;
};
}
} // namespace mpi
} // namespace CNORXZ
#endif

View file

@ -56,9 +56,9 @@ namespace CNORXZ
template <class IndexI, class IndexK>
RIndex<IndexI,IndexK>& RIndex<IndexI,IndexK>::operator=(SizeT pos)
{
IB::mPos = pos; // = lex
if(pos >= lmax().val()){
IB::mPos = pmax().val();
mLex = pos; // = lex
if(mLex >= lmax().val()){
mLex = lmax().val();
return *this;
}
// pos is the lexicographic position of the global range.
@ -72,7 +72,7 @@ namespace CNORXZ
if constexpr(has_static_sub<IndexI>::value){
constexpr SizeT NI = index_dim<IndexI>::value;
iter<0,NI>( [&](auto mu) {
const SizeT jmu = (IB::mPos / (ilf[mu].val()*klf[mu].val())) %
const SizeT jmu = (mLex / (ilf[mu].val()*klf[mu].val())) %
(i[mu]->lmax().val() * k[mu]->lmax().val());
r += ( jmu / i[mu]->lmax().val() ) * klf[mu].val();
l += ( jmu % i[mu]->lmax().val() ) * ilf[mu].val();
@ -81,7 +81,7 @@ namespace CNORXZ
else if constexpr( has_static_sub<IndexK>::value){
constexpr SizeT NI = index_dim<IndexK>::value;
iter<0,NI>( [&](auto mu) {
const SizeT jmu = (IB::mPos / (ilf[mu].val()*klf[mu].val())) %
const SizeT jmu = (mLex / (ilf[mu].val()*klf[mu].val())) %
(i[mu]->lmax().val() * k[mu]->lmax().val());
r += ( jmu / i[mu]->lmax().val() ) * klf[mu].val();
l += ( jmu % i[mu]->lmax().val() ) * ilf[mu].val();
@ -90,7 +90,7 @@ namespace CNORXZ
else {
const SizeT NI = mI->dim();
for(SizeT mu = 0; mu != NI; ++mu){
const SizeT jmu = (IB::mPos / (ilf[mu].val()*klf[mu].val())) %
const SizeT jmu = (mLex / (ilf[mu].val()*klf[mu].val())) %
(i[mu]->lmax().val() * k[mu]->lmax().val());
r += ( jmu / i[mu]->lmax().val() ) * klf[mu].val();
l += ( jmu % i[mu]->lmax().val() ) * ilf[mu].val();
@ -98,6 +98,7 @@ namespace CNORXZ
}
*mI = l;
*mK = r;
IB::mPos = mK->pos() * mI->pmax().val() + mI->pos();
return *this;
}
@ -152,13 +153,13 @@ namespace CNORXZ
template <class IndexI, class IndexK>
SizeT RIndex<IndexI,IndexK>::lex() const
{
return IB::mPos;
return mLex;
}
template <class IndexI, class IndexK>
constexpr decltype(auto) RIndex<IndexI,IndexK>::pmax() const
{
return UPos(mK->lmax().val() * mI->lmax().val());
return UPos(mK->pmax().val() * mI->pmax().val());
}
template <class IndexI, class IndexK>
@ -302,11 +303,11 @@ namespace CNORXZ
RIndex<IndexI,IndexK>& RIndex<IndexI,IndexK>::operator()()
{
if(mI->lex() >= mI->lmax().val()){
IB::mPos = lmax().val();
mLex = lmax().val();
}
if constexpr(has_static_sub<IndexI>::value){
constexpr SizeT NI = index_dim<IndexI>::value;
IB::mPos = iter<0,NI>
mLex = iter<0,NI>
([&](auto i) {
return mK->pack()[i]->lex() * mK->lexFormat()[i].val() *
mI->lexFormat()[i].val() * mI->pack()[i]->lmax().val() +
@ -316,7 +317,7 @@ namespace CNORXZ
}
else if constexpr( has_static_sub<IndexK>::value){
constexpr SizeT NI = index_dim<IndexK>::value;
IB::mPos = iter<0,NI>
mLex = iter<0,NI>
([&](auto i) {
return mK->pack()[i]->lex() * mK->lexFormat()[i].val() *
mI->lexFormat()[i].val() * mI->pack()[i]->lmax().val() +
@ -326,14 +327,15 @@ namespace CNORXZ
}
else {
const SizeT NI = mI->dim();
IB::mPos = 0;
mLex = 0;
for(SizeT i = 0; i != NI; ++i){
IB::mPos += mK->pack()[i]->lex() * mK->lexFormat()[i].val() *
mLex += mK->pack()[i]->lex() * mK->lexFormat()[i].val() *
mI->lexFormat()[i].val() * mI->pack()[i]->lmax().val() +
mI->pack()[i]->lex() * mI->lexFormat()[i].val() *
mK->lexFormat()[i].val();
}
}
IB::mPos = mK->pos() * mI->pmax().val() + mI->pos();
return *this;
}

View file

@ -146,6 +146,7 @@ namespace CNORXZ
Sptr<IndexI> local() const;
private:
SizeT mLex = 0;
Sptr<RangeType> mRange; /**< RRange. */
Sptr<IndexI> mI; /**< Index on the local range of the THIS rank. */
Sptr<IndexK> mK; /**< Multi-index indicating the current rank. */