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Need to support precision change, and real replication in multiple simd lanes

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This commit is contained in:
paboyle 2018-03-04 15:53:04 +00:00
parent c92a3c6068
commit e5ea04ee0c
1 changed files with 12 additions and 5 deletions
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17
lib/tensors/Tensor_extract_merge.h
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@ -87,7 +87,9 @@ void merge(vobj &vec,ExtractBuffer<sobj> &extracted)
scalar_type *vp = (scalar_type *)&vec;
for(int w=0;w<words;w++){
for(int i=0;i<Nextr;i++){
vp[w*Nsimd+i*s] = sp[i*words+w] ;
for(int ii=0;ii<s;ii++){
vp[w*Nsimd+i*s+ii] = sp[i*words+w] ;
}
}
}
}
@ -98,6 +100,7 @@ void merge(vobj &vec,ExtractBuffer<sobj> &extracted)
template<class vobj, class sobj> accelerator_inline
void extract(const vobj &vec,ExtractPointerArray<sobj> &extracted, int offset)
{
typedef typename GridTypeMapper<sobj>::scalar_type sobj_scalar_type;
typedef typename GridTypeMapper<vobj>::scalar_type scalar_type;
typedef typename GridTypeMapper<vobj>::vector_type vector_type;
@ -107,11 +110,13 @@ void extract(const vobj &vec,ExtractPointerArray<sobj> &extracted, int offset)
const int s = Nsimd/Nextr;
scalar_type * vp = (scalar_type *)&vec;
for(int w=0;w<words;w++){
for(int i=0;i<Nextr;i++){
scalar_type * pointer = (scalar_type *)& extracted[i][offset];
pointer[w] = vp[w*Nsimd+i*s];
sobj_scalar_type * pointer = (sobj_scalar_type *)& extracted[i][offset];
scalar_type tmp =vp[w*Nsimd+i*s];
assert(w*sizeof(sobj_scalar_type)<sizeof(sobj));
pointer[w] = tmp; // may do a precision conversion
}
}
}
@ -135,7 +140,9 @@ void merge(vobj &vec,ExtractPointerArray<sobj> &extracted, int offset)
for(int w=0;w<words;w++){
for(int i=0;i<Nextr;i++){
scalar_type * pointer = (scalar_type *)& extracted[i][offset];
vp[w*Nsimd+i*s] = pointer[w] ;
for(int ii=0;ii<s;ii++){
vp[w*Nsimd+i*s+ii] = pointer[w] ;
}
}
}
}