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Introduce accelerator friendly expression template rewrite.

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Must obtain and access lattice indexing through a view object that is safe
to copy construct in copy to GPU (without copying the lattice).
This commit is contained in:
paboyle
2018-03-04 16:03:19 +00:00
parent dad7862f91
commit 0e6197fbed
16 changed files with 470 additions and 513 deletions
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42
lib/lattice/Lattice_comparison_utils.h
View File

@@ -44,42 +44,42 @@ NAMESPACE_BEGIN(Grid);
//
template<class lobj,class robj> class veq {
public:
vInteger operator()(const lobj &lhs, const robj &rhs)
accelerator vInteger operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) == (rhs);
}
};
template<class lobj,class robj> class vne {
public:
vInteger operator()(const lobj &lhs, const robj &rhs)
accelerator vInteger operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) != (rhs);
}
};
template<class lobj,class robj> class vlt {
public:
vInteger operator()(const lobj &lhs, const robj &rhs)
accelerator vInteger operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) < (rhs);
}
};
template<class lobj,class robj> class vle {
public:
vInteger operator()(const lobj &lhs, const robj &rhs)
accelerator vInteger operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) <= (rhs);
}
};
template<class lobj,class robj> class vgt {
public:
vInteger operator()(const lobj &lhs, const robj &rhs)
accelerator vInteger operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) > (rhs);
}
};
template<class lobj,class robj> class vge {
public:
vInteger operator()(const lobj &lhs, const robj &rhs)
accelerator vInteger operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) >= (rhs);
}
@@ -88,42 +88,42 @@ public:
// Generic list of functors
template<class lobj,class robj> class seq {
public:
Integer operator()(const lobj &lhs, const robj &rhs)
accelerator Integer operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) == (rhs);
}
};
template<class lobj,class robj> class sne {
public:
Integer operator()(const lobj &lhs, const robj &rhs)
accelerator Integer operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) != (rhs);
}
};
template<class lobj,class robj> class slt {
public:
Integer operator()(const lobj &lhs, const robj &rhs)
accelerator Integer operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) < (rhs);
}
};
template<class lobj,class robj> class sle {
public:
Integer operator()(const lobj &lhs, const robj &rhs)
accelerator Integer operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) <= (rhs);
}
};
template<class lobj,class robj> class sgt {
public:
Integer operator()(const lobj &lhs, const robj &rhs)
accelerator Integer operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) > (rhs);
}
};
template<class lobj,class robj> class sge {
public:
Integer operator()(const lobj &lhs, const robj &rhs)
accelerator Integer operator()(const lobj &lhs, const robj &rhs)
{
return (lhs) >= (rhs);
}
@@ -133,7 +133,7 @@ public:
// Integer and real get extra relational functions.
//////////////////////////////////////////////////////////////////////////////////////////////////////
template<class sfunctor, class vsimd,IfNotComplex<vsimd> = 0>
inline vInteger Comparison(sfunctor sop,const vsimd & lhs, const vsimd & rhs)
accelerator_inline vInteger Comparison(sfunctor sop,const vsimd & lhs, const vsimd & rhs)
{
typedef typename vsimd::scalar_type scalar;
ExtractBuffer<scalar> vlhs(vsimd::Nsimd()); // Use functors to reduce this to single implementation
@@ -150,7 +150,7 @@ inline vInteger Comparison(sfunctor sop,const vsimd & lhs, const vsimd & rhs)
}
template<class sfunctor, class vsimd,IfNotComplex<vsimd> = 0>
inline vInteger Comparison(sfunctor sop,const vsimd & lhs, const typename vsimd::scalar_type & rhs)
accelerator_inline vInteger Comparison(sfunctor sop,const vsimd & lhs, const typename vsimd::scalar_type & rhs)
{
typedef typename vsimd::scalar_type scalar;
ExtractBuffer<scalar> vlhs(vsimd::Nsimd()); // Use functors to reduce this to single implementation
@@ -165,7 +165,7 @@ inline vInteger Comparison(sfunctor sop,const vsimd & lhs, const typename vsimd:
}
template<class sfunctor, class vsimd,IfNotComplex<vsimd> = 0>
inline vInteger Comparison(sfunctor sop,const typename vsimd::scalar_type & lhs, const vsimd & rhs)
accelerator_inline vInteger Comparison(sfunctor sop,const typename vsimd::scalar_type & lhs, const vsimd & rhs)
{
typedef typename vsimd::scalar_type scalar;
ExtractBuffer<scalar> vrhs(vsimd::Nsimd()); // Use functors to reduce this to single implementation
@@ -181,35 +181,35 @@ inline vInteger Comparison(sfunctor sop,const typename vsimd::scalar_type & lhs,
#define DECLARE_RELATIONAL(op,functor) \
template<class vsimd,IfSimd<vsimd> = 0> \
inline vInteger operator op (const vsimd & lhs, const vsimd & rhs) \
accelerator_inline vInteger operator op (const vsimd & lhs, const vsimd & rhs) \
{ \
typedef typename vsimd::scalar_type scalar; \
return Comparison(functor<scalar,scalar>(),lhs,rhs); \
} \
template<class vsimd,IfSimd<vsimd> = 0> \
inline vInteger operator op (const vsimd & lhs, const typename vsimd::scalar_type & rhs) \
accelerator_inline vInteger operator op (const vsimd & lhs, const typename vsimd::scalar_type & rhs) \
{ \
typedef typename vsimd::scalar_type scalar; \
return Comparison(functor<scalar,scalar>(),lhs,rhs); \
} \
template<class vsimd,IfSimd<vsimd> = 0> \
inline vInteger operator op (const typename vsimd::scalar_type & lhs, const vsimd & rhs) \
accelerator_inline vInteger operator op (const typename vsimd::scalar_type & lhs, const vsimd & rhs) \
{ \
typedef typename vsimd::scalar_type scalar; \
return Comparison(functor<scalar,scalar>(),lhs,rhs); \
} \
template<class vsimd> \
inline vInteger operator op(const iScalar<vsimd> &lhs,const iScalar<vsimd> &rhs) \
accelerator_inline vInteger operator op(const iScalar<vsimd> &lhs,const iScalar<vsimd> &rhs) \
{ \
return lhs._internal op rhs._internal; \
} \
template<class vsimd> \
inline vInteger operator op(const iScalar<vsimd> &lhs,const typename vsimd::scalar_type &rhs) \
accelerator_inline vInteger operator op(const iScalar<vsimd> &lhs,const typename vsimd::scalar_type &rhs) \
{ \
return lhs._internal op rhs; \
} \
template<class vsimd> \
inline vInteger operator op(const typename vsimd::scalar_type &lhs,const iScalar<vsimd> &rhs) \
accelerator_inline vInteger operator op(const typename vsimd::scalar_type &lhs,const iScalar<vsimd> &rhs) \
{ \
return lhs op rhs._internal; \
}