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remove master class + add separate parallel op root + pfor expression in parallel scope

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This commit is contained in:
Christian Zimmermann 2019-03-06 13:08:33 +01:00
parent 948d9f58fd
commit 9489544972
6 changed files with 304 additions and 265 deletions
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4
src/include/expressions.h
View file

@ -30,10 +30,10 @@ namespace MultiArrayTools
using OX = Operation<double,OpF<double>,oo<EC,MAs>...>;
template <class EC, class Second>
using AEXT = typename OperationMaster<double,SelfIdentity<double>,Second,DynamicRange<EC>>::AssignmentExpr;
using AEXT = AssignmentExpr<double,Second>;
template <class EC, class Second>
using AEXT_P = typename OperationMaster<double,plus<double>,Second,DynamicRange<EC>>::AssignmentExpr;
using AEXT_P = AssignmentExpr<double,Second>;
template <class EC, template <class> class OpF, class... MAs>
using AEX = AEXT<EC,OX<EC,OpF,MAs...>>;

8
src/include/mbase_def.h
View file

@ -35,14 +35,14 @@ namespace MultiArrayTools
template <typename T, class OperationClass>
class OperationTemplate;
// multi_array_operation.h
template <typename T, class AOp, class OpClass, class... Ranges>
class OperationMaster;
// multi_array_operation.h
template <typename T, class... Ranges>
class OperationRoot;
// multi_array_operation.h
template <typename T, class... Ranges>
class ParallelOperationRoot;
// multi_array_operation.h
template <typename T>
class OperationValue;

256
src/include/multi_array_operation.cc.h
View file

@ -117,108 +117,42 @@ namespace MultiArrayTools
return Operation<R,function<R,T,typename Args::value_type...>,OperationClass, Args...>(ll, THIS(), args...);
}
/*****************************************
* OperationMaster::AssignmentExpr *
*****************************************/
/*
template <typename T, class AOp, class OpClass, class... Ranges>
OperationMaster<T,AOp,OpClass,Ranges...>::AssignmentExpr::
AssignmentExpr(OperationMaster& m, const OpClass& sec) :
mM(m), mSec(sec) {}
*/
template <typename T, class AOp, class OpClass, class... Ranges>
OperationMaster<T,AOp,OpClass,Ranges...>::AssignmentExpr::
AssignmentExpr(T* dataPtr, const OpClass& sec) :
/************************
* AssignmentExpr *
************************/
template <typename T, class OpClass>
AssignmentExpr<T,OpClass>::AssignmentExpr(T* dataPtr, const OpClass& sec) :
mSec(sec), mDataPtr(dataPtr) {}
template <typename T, class AOp, class OpClass, class... Ranges>
inline void OperationMaster<T,AOp,OpClass,Ranges...>::AssignmentExpr::
operator()(size_t start, ExtType last)
template <typename T, class OpClass>
inline void AssignmentExpr<T,OpClass>::operator()(size_t start, ExtType last)
{
//VCHECK(mSec.template get<ExtType>(last));
//mM.set(start, mSec.template get<ExtType>(last) );
mDataPtr[start] = mSec.template get<ExtType>(last);
//AOp::sapply(mDataPtr[start], mSec.template get<ExtType>(last));
}
template <typename T, class AOp, class OpClass, class... Ranges>
typename OperationMaster<T,AOp,OpClass,Ranges...>::AssignmentExpr::ExtType
OperationMaster<T,AOp,OpClass,Ranges...>::AssignmentExpr::
rootSteps(std::intptr_t iPtrNum) const
template <typename T, class OpClass>
typename AssignmentExpr<T,OpClass>::ExtType AssignmentExpr<T,OpClass>::rootSteps(std::intptr_t iPtrNum) const
{
return mSec.rootSteps(iPtrNum);
}
template <typename T, class AOp, class OpClass, class... Ranges>
OperationMaster<T,AOp,OpClass,Ranges...>::AddExpr::
AddExpr(T* dataPtr, const OpClass& sec) :
template <typename T, class OpClass>
AddExpr<T,OpClass>::AddExpr(T* dataPtr, const OpClass& sec) :
mSec(sec), mDataPtr(dataPtr) {}
template <typename T, class AOp, class OpClass, class... Ranges>
inline void OperationMaster<T,AOp,OpClass,Ranges...>::AddExpr::
operator()(size_t start, ExtType last)
template <typename T, class OpClass>
inline void AddExpr<T,OpClass>::operator()(size_t start, ExtType last)
{
//VCHECK(mSec.template get<ExtType>(last));
//mM.set(start, mSec.template get<ExtType>(last) );
mDataPtr[start] += mSec.template get<ExtType>(last);
//AOp::sapply(mDataPtr[start], mSec.template get<ExtType>(last));
}
template <typename T, class AOp, class OpClass, class... Ranges>
typename OperationMaster<T,AOp,OpClass,Ranges...>::AddExpr::ExtType
OperationMaster<T,AOp,OpClass,Ranges...>::AddExpr::
rootSteps(std::intptr_t iPtrNum) const
template <typename T, class OpClass>
typename AddExpr<T,OpClass>::ExtType AddExpr<T,OpClass>::rootSteps(std::intptr_t iPtrNum) const
{
return mSec.rootSteps(iPtrNum);
}
/*************************
* OperationMaster *
*************************/
template <typename T, class AOp, class OpClass, class... Ranges>
OperationMaster<T,AOp,OpClass,Ranges...>::
OperationMaster(MutableMultiArrayBase<T,Ranges...>& ma, const OpClass& second,
IndexType& index, bool doParallel) :
mSecond(second), mDataPtr(ma.data()),
mIndex(index), mDoParallel(doParallel)
{
performAssignment(0);
}
template <typename T, class AOp, class OpClass, class... Ranges>
OperationMaster<T,AOp,OpClass,Ranges...>::
OperationMaster(T* data, const OpClass& second,
IndexType& index, bool doParallel) :
mSecond(second), mDataPtr(data),
mIndex(index), mDoParallel(doParallel)
{
performAssignment(0);
}
template <typename T, class AOp, class OpClass, class... Ranges>
void OperationMaster<T,AOp,OpClass,Ranges...>::performAssignment(std::intptr_t blockIndexNum)
{
/*
AssignmentExpr ae(*this, mSecond); // Expression to be executed within loop
if(mDoParallel){
auto ploop = mIndex.pifor( 1, mSecond.loop(ae) );
ploop(); // execute overall loop(s) and so internal hidden loops and so the inherited expressions
}
else {
auto loop = mIndex.ifor( 1, mSecond.loop(ae) );
loop(); // execute overall loop(s) and so internal hidden loops and so the inherited expressions
}
*/
}
template <typename T, class AOp, class OpClass, class... Ranges>
inline T OperationMaster<T,AOp,OpClass,Ranges...>::get(size_t pos) const
{
return mDataPtr[pos];
}
/****************************
* ConstOperationRoot *
@ -232,10 +166,8 @@ namespace MultiArrayTools
mOrigDataPtr(ma.data()),
mIndex( ma.begin() )
{
//VCHECK(ma.data());
mIndex(indices...);
mDataPtr = mOrigDataPtr + mIndex.pos();
//mOff = mIndex.pos();
}
template <typename T, class... Ranges>
@ -397,7 +329,6 @@ namespace MultiArrayTools
{
mIndex(indices...);
mDataPtr = mOrigDataPtr + mIndex.pos();
//mOff = mIndex.pos();
}
template <typename T, class... Ranges>
@ -408,67 +339,57 @@ namespace MultiArrayTools
mIndex( ind )
{
mDataPtr = mOrigDataPtr + mIndex.pos();
//mOff = mIndex.pos();
}
template <typename T, class... Ranges>
template <class OpClass>
auto OperationRoot<T,Ranges...>::assign(const OpClass& in)
-> decltype(mIndex.ifor(1,in.loop(AssignmentExpr<T,OpClass>(mOrigDataPtr,in))))
{
return mIndex.ifor(1,in.loop(AssignmentExpr<T,OpClass>(mOrigDataPtr,in)));
}
template <typename T, class... Ranges>
template <class OpClass>
auto OperationRoot<T,Ranges...>::plus(const OpClass& in)
-> decltype(mIndex.ifor(1,in.loop(AddExpr<T,OpClass>(mOrigDataPtr,in))))
{
return mIndex.ifor(1,in.loop(AddExpr<T,OpClass>(mOrigDataPtr,in)));
}
template <typename T, class... Ranges>
template <class OpClass>
OperationRoot<T,Ranges...>& OperationRoot<T,Ranges...>::operator=(const OpClass& in)
//OperationMaster<T,SelfIdentity<T>,OpClass,Ranges...> OperationRoot<T,Ranges...>::operator=(const OpClass& in)
{
typename OperationMaster<T,SelfIdentity<T>,OpClass,Ranges...>::AssignmentExpr ae(mOrigDataPtr, in);
// Expression to be executed within loop
if(mDoParallel){
auto ploop = mIndex.pifor( 1, in.loop(ae) );
ploop(); // execute overall loop(s) and so internal hidden loops and so the inherited expressions
}
else {
auto loop = mIndex.ifor( 1, in.loop(ae) );
loop(); // execute overall loop(s) and so internal hidden loops and so the inherited expressions
}
assign(in)();
return *this;
//return OperationMaster<T,SelfIdentity<T>,OpClass,Ranges...>(mDataPtr, in, mIndex, mDoParallel);
}
template <typename T, class... Ranges>
template <class OpClass>
OperationRoot<T,Ranges...>& OperationRoot<T,Ranges...>::operator+=(const OpClass& in)
//OperationMaster<T,plus<T>,OpClass,Ranges...> OperationRoot<T,Ranges...>::operator+=(const OpClass& in)
{
typename OperationMaster<T,plus<T>,OpClass,Ranges...>::AddExpr ae(mOrigDataPtr, in);
// Expression to be executed within loop
if(mDoParallel){
auto ploop = mIndex.pifor( 1, in.loop(ae) );
ploop(); // execute overall loop(s) and so internal hidden loops and so the inherited expressions
}
else {
auto loop = mIndex.ifor( 1, in.loop(ae) );
loop(); // execute overall loop(s) and so internal hidden loops and so the inherited expressions
}
plus(in)();
return *this;
//return OperationMaster<T,plus<T>,OpClass,Ranges...>(mDataPtr, in, mIndex, mDoParallel);
}
template <typename T, class... Ranges>
OperationRoot<T,Ranges...>& OperationRoot<T,Ranges...>::operator=(const OperationRoot<T,Ranges...>& in)
//OperationMaster<T,SelfIdentity<T>,OperationRoot<T,Ranges...>,Ranges...>
//OperationRoot<T,Ranges...>::operator=(const OperationRoot<T,Ranges...>& in)
{
return operator=<OperationRoot<T,Ranges...> >(in);
}
template <typename T, class... Ranges>
OperationRoot<T,Ranges...>& OperationRoot<T,Ranges...>::par()
ParallelOperationRoot<T,Ranges...> OperationRoot<T,Ranges...>::par()
{
mDoParallel = true;
return *this;
return ParallelOperationRoot<T,Ranges...>(mOrigDataPtr, mIndex);
}
template <typename T, class... Ranges>
template <class ET>
inline T& OperationRoot<T,Ranges...>::get(ET pos) const
{
return mDataPtr[pos.val()/*+mOff*/];
return mDataPtr[pos.val()];
}
template <typename T, class... Ranges>
@ -484,7 +405,6 @@ namespace MultiArrayTools
MExt<void> OperationRoot<T,Ranges...>::rootSteps(std::intptr_t iPtrNum) const
{
return MExt<void>(getStepSize( mIndex, iPtrNum ));
//return MExt<void>(getStepSize( mIndex.info(), iPtrNum ));
}
template <typename T, class... Ranges>
@ -511,6 +431,108 @@ namespace MultiArrayTools
return out;
}
/*******************************
* ParallelOperationRoot *
*******************************/
template <typename T, class... Ranges>
ParallelOperationRoot<T,Ranges...>::
ParallelOperationRoot(MutableMultiArrayBase<T,Ranges...>& ma,
const std::shared_ptr<typename Ranges::IndexType>&... indices) :
mDataPtr(ma.data()),
mOrigDataPtr(ma.data()),
mIndex( ma.begin() )
{
mIndex(indices...);
mDataPtr = mOrigDataPtr + mIndex.pos();
}
template <typename T, class... Ranges>
ParallelOperationRoot<T,Ranges...>::
ParallelOperationRoot(T* data, const IndexType& ind) :
mDataPtr(data),
mOrigDataPtr(data),
mIndex( ind )
{
mDataPtr = mOrigDataPtr + mIndex.pos();
}
template <typename T, class... Ranges>
template <class OpClass>
auto ParallelOperationRoot<T,Ranges...>::assign(const OpClass& in)
-> decltype(mIndex.pifor(1,in.loop(AssignmentExpr<T,OpClass>(mOrigDataPtr,in))))
{
return mIndex.pifor(1,in.loop(AssignmentExpr<T,OpClass>(mOrigDataPtr,in)));
}
template <typename T, class... Ranges>
template <class OpClass>
auto ParallelOperationRoot<T,Ranges...>::plus(const OpClass& in)
-> decltype(mIndex.pifor(1,in.loop(AddExpr<T,OpClass>(mOrigDataPtr,in))))
{
return mIndex.pifor(1,in.loop(AddExpr<T,OpClass>(mOrigDataPtr,in)));
}
template <typename T, class... Ranges>
template <class OpClass>
ParallelOperationRoot<T,Ranges...>& ParallelOperationRoot<T,Ranges...>::operator=(const OpClass& in)
{
assign(in)();
return *this;
}
template <typename T, class... Ranges>
template <class OpClass>
ParallelOperationRoot<T,Ranges...>& ParallelOperationRoot<T,Ranges...>::operator+=(const OpClass& in)
{
plus(in)();
return *this;
}
template <typename T, class... Ranges>
ParallelOperationRoot<T,Ranges...>&
ParallelOperationRoot<T,Ranges...>::operator=(const ParallelOperationRoot<T,Ranges...>& in)
{
return operator=<ParallelOperationRoot<T,Ranges...> >(in);
}
template <typename T, class... Ranges>
template <class ET>
inline T& ParallelOperationRoot<T,Ranges...>::get(ET pos) const
{
return mDataPtr[pos.val()/*+mOff*/];
}
template <typename T, class... Ranges>
template <class ET>
inline ParallelOperationRoot<T,Ranges...>& ParallelOperationRoot<T,Ranges...>::set(ET pos)
{
mIndex = pos.val();
mDataPtr = mOrigDataPtr + mIndex.pos();
return *this;
}
template <typename T, class... Ranges>
MExt<void> ParallelOperationRoot<T,Ranges...>::rootSteps(std::intptr_t iPtrNum) const
{
return MExt<void>(getStepSize( mIndex, iPtrNum ));
//return MExt<void>(getStepSize( mIndex.info(), iPtrNum ));
}
template <typename T, class... Ranges>
template <class Expr>
Expr ParallelOperationRoot<T,Ranges...>::loop(Expr exp) const
{
return exp;
}
template <typename T, class... Ranges>
T* ParallelOperationRoot<T,Ranges...>::data() const
{
auto i = mIndex;
return mOrigDataPtr + i().pos();
}
/************************
* OperationValue *

207
src/include/multi_array_operation.h
View file

@ -101,95 +101,54 @@ namespace MultiArrayTools
}
};
template <typename T, class AOp, class OpClass, class... Ranges>
class OperationMaster
template <typename T, class OpClass>
class AssignmentExpr
{
private:
AssignmentExpr() = default;
OpClass mSec;
T* mDataPtr;
public:
class AssignmentExpr
{
private:
AssignmentExpr() = default;
//OperationMaster mM;
OpClass mSec;
T* mDataPtr;
public:
static constexpr size_t LAYER = 0;
static constexpr size_t SIZE = OpClass::SIZE;
typedef decltype(mSec.rootSteps()) ExtType;
static constexpr size_t LAYER = 0;
static constexpr size_t SIZE = OpClass::SIZE;
typedef decltype(mSec.rootSteps()) ExtType;
//AssignmentExpr(OperationMaster& m, const OpClass& sec);
AssignmentExpr(T* dataPtr, const OpClass& sec);
AssignmentExpr(const AssignmentExpr& in) = default;
AssignmentExpr(AssignmentExpr&& in) = default;
AssignmentExpr(T* dataPtr, const OpClass& sec);
AssignmentExpr(const AssignmentExpr& in) = default;
AssignmentExpr(AssignmentExpr&& in) = default;
inline void operator()(size_t start = 0);
inline void operator()(size_t start, ExtType last);
auto rootSteps(std::intptr_t iPtrNum = 0) const -> ExtType;
};
class AddExpr
{
private:
AddExpr() = default;
//OperationMaster mM;
OpClass mSec;
T* mDataPtr;
public:
static constexpr size_t LAYER = 0;
static constexpr size_t SIZE = OpClass::SIZE;
typedef decltype(mSec.rootSteps()) ExtType;
//AssignmentExpr(OperationMaster& m, const OpClass& sec);
AddExpr(T* dataPtr, const OpClass& sec);
AddExpr(const AddExpr& in) = default;
AddExpr(AddExpr&& in) = default;
inline void operator()(size_t start = 0);
inline void operator()(size_t start, ExtType last);
auto rootSteps(std::intptr_t iPtrNum = 0) const -> ExtType;
};
typedef T value_type;
//typedef OperationBase<T> OB;
typedef ContainerRange<T,Ranges...> CRange;
typedef ContainerIndex<T,typename Ranges::IndexType...> IndexType;
//typedef typename MultiRange<Ranges...>::IndexType IndexType;
OperationMaster(MutableMultiArrayBase<T,Ranges...>& ma, const OpClass& second,
IndexType& index, bool doParallel = false);
OperationMaster(T* data, const OpClass& second,
IndexType& index, bool doParallel = false);
inline void set(size_t pos, T val) { AOp::sapply(mDataPtr[pos],val); }
//inline void add(size_t pos, T val) { mDataPtr[pos] += val; }
inline T get(size_t pos) const;
private:
void performAssignment(std::intptr_t blockIndexNum);
OpClass const& mSecond;
//MutableMultiArrayBase<T,Ranges...>& mArrayRef;
T* mDataPtr;
IndexType mIndex;
bool mDoParallel;
inline void operator()(size_t start = 0);
inline void operator()(size_t start, ExtType last);
auto rootSteps(std::intptr_t iPtrNum = 0) const -> ExtType;
};
template <typename T, class OpClass>
class AddExpr
{
private:
AddExpr() = default;
OpClass mSec;
T* mDataPtr;
public:
static constexpr size_t LAYER = 0;
static constexpr size_t SIZE = OpClass::SIZE;
typedef decltype(mSec.rootSteps()) ExtType;
AddExpr(T* dataPtr, const OpClass& sec);
AddExpr(const AddExpr& in) = default;
AddExpr(AddExpr&& in) = default;
inline void operator()(size_t start = 0);
inline void operator()(size_t start, ExtType last);
auto rootSteps(std::intptr_t iPtrNum = 0) const -> ExtType;
};
template <typename T, class... Ranges>
class ConstOperationRoot : public OperationTemplate<T,ConstOperationRoot<T,Ranges...> >
{
@ -226,11 +185,9 @@ namespace MultiArrayTools
private:
//MultiArrayBase<T,Ranges...> const& mArrayRef;
const T* mDataPtr;
const T* mOrigDataPtr;
IndexType mIndex;
//size_t mOff = 0;
std::shared_ptr<MultiArrayBase<T,Ranges...> > mMaPtr; // never remove this ptr, otherwise we lose temporary container instances!
};
@ -300,8 +257,6 @@ namespace MultiArrayTools
private:
//MultiArrayBase<T,Ranges...> const& mArrayRef;
//const T* mDataPtr;
mutable IndexType mWorkIndex;
std::shared_ptr<IndexType> mIndex;
};
@ -318,21 +273,27 @@ namespace MultiArrayTools
static constexpr size_t SIZE = 1;
static constexpr bool CONT = true;
private:
T* mDataPtr;
T* mOrigDataPtr;
IndexType mIndex;
public:
OperationRoot(MutableMultiArrayBase<T,Ranges...>& ma,
const std::shared_ptr<typename Ranges::IndexType>&... indices);
OperationRoot(T* data, const IndexType& ind);
/*
template <class OpClass>
OperationMaster<T,SelfIdentity<T>,OpClass,Ranges...> operator=(const OpClass& in);
template <class OpClass>
OperationMaster<T,plus<T>,OpClass,Ranges...> operator+=(const OpClass& in);
OperationMaster<T,SelfIdentity<T>,OperationRoot,Ranges...> operator=(const OperationRoot& in);
*/
auto assign(const OpClass& in)
-> decltype(mIndex.ifor(1,in.loop(AssignmentExpr<T,OpClass>(mOrigDataPtr,in))));
template <class OpClass>
auto plus(const OpClass& in)
-> decltype(mIndex.ifor(1,in.loop(AddExpr<T,OpClass>(mOrigDataPtr,in))));
template <class OpClass>
OperationRoot& operator=(const OpClass& in);
@ -341,7 +302,7 @@ namespace MultiArrayTools
OperationRoot& operator=(const OperationRoot& in);
OperationRoot& par();
ParallelOperationRoot<T,Ranges...> par();
template <class ET>
inline T& get(ET pos) const;
@ -353,21 +314,69 @@ namespace MultiArrayTools
template <class Expr>
Expr loop(Expr exp) const;
T* data() const;
template <class... Indices>
auto sl(const std::shared_ptr<Indices>&... inds)
-> Slice<T,typename Indices::RangeType...>;
};
template <typename T, class... Ranges>
class ParallelOperationRoot : public OperationTemplate<T,ParallelOperationRoot<T,Ranges...> >
{
public:
typedef T value_type;
typedef OperationBase<T,ParallelOperationRoot<T,Ranges...> > OT;
typedef ContainerRange<T,Ranges...> CRange;
typedef ContainerIndex<T,typename Ranges::IndexType...> IndexType;
static constexpr size_t SIZE = 1;
static constexpr bool CONT = true;
private:
//MutableMultiArrayBase<T,Ranges...>& mArrayRef;
T* mDataPtr;
T* mOrigDataPtr;
IndexType mIndex;
//size_t mOff = 0;
bool mDoParallel = false;
public:
ParallelOperationRoot(MutableMultiArrayBase<T,Ranges...>& ma,
const std::shared_ptr<typename Ranges::IndexType>&... indices);
ParallelOperationRoot(T* data, const IndexType& ind);
template <class OpClass>
auto assign(const OpClass& in)
-> decltype(mIndex.pifor(1,in.loop(AssignmentExpr<T,OpClass>(mOrigDataPtr,in))));
template <class OpClass>
auto plus(const OpClass& in)
-> decltype(mIndex.pifor(1,in.loop(AddExpr<T,OpClass>(mOrigDataPtr,in))));
template <class OpClass>
ParallelOperationRoot& operator=(const OpClass& in);
template <class OpClass>
ParallelOperationRoot& operator+=(const OpClass& in);
ParallelOperationRoot& operator=(const ParallelOperationRoot& in);
template <class ET>
inline T& get(ET pos) const;
template <class ET>
inline ParallelOperationRoot& set(ET pos);
MExt<void> rootSteps(std::intptr_t iPtrNum = 0) const; // nullptr for simple usage with decltype
template <class Expr>
Expr loop(Expr exp) const;
T* data() const;
};
template <typename T>

82
src/include/xfor/exttype.h
View file

@ -7,6 +7,41 @@
namespace MultiArrayHelper
{
template <size_t I>
struct Getter
{
template <class ExtType>
static inline size_t get(const ExtType& et)
{
return Getter<I-1>::get(et.next());
}
template <class ExtType>
static inline auto getX(const ExtType& et)
-> decltype(Getter<I-1>::getX(et.next()))
{
return Getter<I-1>::getX(et.next());
}
};
template <>
struct Getter<0>
{
template <class ExtType>
static inline size_t get(const ExtType& et)
{
return et.get();
}
template <class ExtType>
static inline auto getX(const ExtType& et)
-> ExtType
{
return et;
}
};
template <class X>
class MExt
{
@ -38,7 +73,12 @@ namespace MultiArrayHelper
inline const size_t& val() const;
inline const X& next() const;
template <size_t N>
inline auto nn() const
-> decltype(Getter<N>::getX(*this))
{ return Getter<N>::getX(*this); }
inline MExt operator+(const MExt& in) const;
inline MExt operator*(size_t in) const;
@ -78,7 +118,12 @@ namespace MultiArrayHelper
inline const size_t& val() const;
inline size_t next() const { return 0; }
template <size_t N>
inline auto nn() const
-> decltype(Getter<N>::getX(*this))
{ return Getter<N>::getX(*this); }
inline MExt operator+(const MExt& in) const;
inline MExt operator*(size_t in) const;
@ -89,39 +134,6 @@ namespace MultiArrayHelper
};
template <size_t I>
struct Getter
{
template <class ExtType>
static inline size_t get(const ExtType& et)
{
return Getter<I-1>::get(et.next());
}
template <class ExtType>
static inline auto getX(const ExtType& et)
-> decltype(Getter<I-1>::getX(et.next()))
{
return Getter<I-1>::getX(et.next());
}
};
template <>
struct Getter<0>
{
template <class ExtType>
static inline size_t get(const ExtType& et)
{
return et.get();
}
template <class ExtType>
static inline auto getX(const ExtType& et)
-> ExtType
{
return et;
}
};
} // end namespace MultiArrayHelper

12
src/include/xfor/xfor.h
View file

@ -402,8 +402,6 @@ namespace MultiArrayHelper
{
typedef typename IndexClass::RangeType RangeType;
for(size_t pos = 0u; pos != ForBound<RangeType::ISSTATIC>::template bound<RangeType::SIZE>(mMax); ++pos){
//for(size_t pos = mSPos; pos != mMax; ++pos){
//const size_t mnpos = PosForward<FT>::value(mlast, mMax, pos);
const size_t mnpos = PosForward<FT>::valuex(mlast, mStep, pos);
const ExtType npos = last + mExt*pos;
mExpr(mnpos, npos);
@ -416,8 +414,6 @@ namespace MultiArrayHelper
typedef typename IndexClass::RangeType RangeType;
const ExtType last;
for(size_t pos = 0u; pos != ForBound<RangeType::ISSTATIC>::template bound<RangeType::SIZE>(mMax); ++pos){
//for(size_t pos = mSPos; pos != mMax; ++pos){
//const size_t mnpos = PosForward<FT>::value(mlast, mMax, pos);
const size_t mnpos = PosForward<FT>::valuex(mlast, mStep, pos);
const ExtType npos = last + mExt*pos;
mExpr(mnpos, npos);
@ -498,9 +494,9 @@ namespace MultiArrayHelper
int pos = 0;
size_t mnpos = 0;
ExtType npos;
auto expr = mExpr;
#pragma omp parallel shared(expr) private(pos,mnpos,npos)
#pragma omp parallel shared(mExpr) private(pos,mnpos,npos)
{
auto expr = mExpr;
#pragma omp for nowait
for(pos = 0; pos < static_cast<int>(ForBound<RangeType::ISSTATIC>::template bound<RangeType::SIZE>(mMax)); pos++){
mnpos = PosForward<ForType::DEFAULT>::valuex(mlast, mStep, pos);
@ -519,9 +515,9 @@ namespace MultiArrayHelper
int pos = 0;
size_t mnpos = 0;
ExtType npos;
auto expr = mExpr;
#pragma omp parallel shared(expr) private(pos,mnpos,npos)
#pragma omp parallel shared(mExpr) private(pos,mnpos,npos)
{
auto expr = mExpr;
#pragma omp for nowait
for(pos = 0; pos < static_cast<int>(ForBound<RangeType::ISSTATIC>::template bound<RangeType::SIZE>(mMax)); pos++){
mnpos = PosForward<ForType::DEFAULT>::valuex(mlast, mStep, pos);