cory-master/BabelStream
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[OpenMP] Align memory (2MB by default)

Browse Source
This commit is contained in:
James Price 2017-03-13 17:17:20 +00:00
parent 4f288ddc3d
commit 703eb945a2
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
OMPStream.cpp
View File

@ -7,6 +7,10 @@
#include "OMPStream.h" #include "OMPStream.h"
#ifndef ALIGNMENT
#define ALIGNMENT (2*1024*1024) // 2MB
#endif
template <class T> template <class T>
OMPStream<T>::OMPStream(const unsigned int ARRAY_SIZE, T *a, T *b, T *c, int device) OMPStream<T>::OMPStream(const unsigned int ARRAY_SIZE, T *a, T *b, T *c, int device)
{ {
@ -22,9 +26,9 @@ OMPStream<T>::OMPStream(const unsigned int ARRAY_SIZE, T *a, T *b, T *c, int dev
{} {}
#else #else
// Allocate on the host // Allocate on the host
this->a = (T*)malloc(sizeof(T)*array_size); this->a = (T*)aligned_alloc(ALIGNMENT, sizeof(T)*array_size);
this->b = (T*)malloc(sizeof(T)*array_size); this->b = (T*)aligned_alloc(ALIGNMENT, sizeof(T)*array_size);
this->c = (T*)malloc(sizeof(T)*array_size); this->c = (T*)aligned_alloc(ALIGNMENT, sizeof(T)*array_size);
#endif #endif
} }