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Improved the prefetching when using cache blocking codes

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paboyle
2016-06-26 12:54:14 -07:00
parent 1445189361
commit 8fcefc021a
5 changed files with 208 additions and 162 deletions
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5
lib/Stencil.h
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@ -1,4 +1,4 @@
/*************************************************************************************
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
@ -261,6 +261,9 @@
}
};
inline uint64_t Touch(int ent) {
// _mm_prefetch((char *)&_entries[ent],_MM_HINT_T0);
}
inline uint64_t GetInfo(int &ptype,int &local,int &perm,int point,int ent,uint64_t base) {
_mm_prefetch((char *)&_entries[ent+1],_MM_HINT_T0);
local = _entries[ent]._is_local;