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WIP: rank op (concept)

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This commit is contained in:
Christian Zimmermann 2024-03-26 00:36:29 +01:00
parent 6a433b237e
commit c972a9db52
2 changed files with 9 additions and 10 deletions
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8
src/opt/mpi/include/rop_types.cc.h
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@ -14,17 +14,13 @@ namespace CNORXZ
template <class PosT>
constexpr decltype(auto) CROpRoot<T,IndexT>::operator()(const PosT& pos) const
{
const SizeT L = mIndex->lmax().val();
const SizeT m = mIndex->myrank();
const SizeT dst = ( m + pos.val() ) % L;
const SizeT src = ( m - pos.val() + L ) % L;
return (mData+mPos[pos.val()])[pos.next().val()];
}
template <typename T, class IndexT>
constexpr decltype(auto) CROpRoot<T,IndexT>::operator()() const
{
return (mData+mPos[0])[0];
}
template <typename T, class IndexT>

9
src/opt/mpi/include/rop_types.h
View file

@ -20,7 +20,7 @@ namespace CNORXZ
class CROpRoot : public COpInterface<CROpRoot<T,IndexT>>
{
public:
typedef COpInterface<CROpRoot<T,IndexT>> OI;
typedef COpInterface<CROpRoot<T,IndexT >> OI;
constexpr CROpRoot() = default;
@ -33,8 +33,11 @@ namespace CNORXZ
constexpr decltype(auto) rootSteps(const IndexId<I>& id) const;
private:
const T* mData;
COpRoot
//
const T* mData; // must include all needed data, also that of other ranks (to be transmitted before!)
// maps the global (!) position to mData!!
const SizeT* mPos; // position map (needed to indicate position to data transmitted from other ranks)
Sptr<IndexT> mIndex;
};
template <typename T, class IndexT>