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SSE fix for 32-bit platforms 

Dynamic allocated memory is not aligned to 16 bytes, even if SSE vectors are involved.
Changed operator new to posix_memalign()
pull/1/head
Sebastian Held 2010-05-03 14:47:17 +02:00
parent 99a082e8a6
commit 38c03d5b0c
1 changed files with 29 additions and 8 deletions
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37
tools/array_ops.cpp
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@ -130,11 +130,14 @@ void Delete3DArray_v4sf(f4vector*** array, const unsigned int* numLines)
{
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
delete[] array[pos[0]][pos[1]];
free( array[pos[0]][pos[1]] );
//delete[] array[pos[0]][pos[1]];
}
delete[] array[pos[0]];
free( array[pos[0]] );
//delete[] array[pos[0]];
}
delete[] array;
free( array );
//delete[] array;
}
void Delete_N_3DArray_v4sf(f4vector**** array, const unsigned int* numLines)
@ -144,22 +147,36 @@ void Delete_N_3DArray_v4sf(f4vector**** array, const unsigned int* numLines)
{
Delete3DArray_v4sf(array[n],numLines);
}
delete[] array;
free( array );
//delete[] array;
}
//! \brief this function allocates a 3D array, which is aligned to 16 byte
f4vector*** Create3DArray_v4sf(const unsigned int* numLines)
{
unsigned int numZ = ceil((double)numLines[2]/4.0);
f4vector*** array=NULL;
unsigned int pos[3];
array = new f4vector**[numLines[0]];
if (posix_memalign( (void**)&array, 16, sizeof(typeof(f4vector**))*numLines[0] )) {
cerr << "cannot allocate aligned memory" << endl;
exit(3);
}
//array = new f4vector**[numLines[0]];
for (pos[0]=0;pos[0]<numLines[0];++pos[0])
{
array[pos[0]] = new f4vector*[numLines[1]];
if (posix_memalign( (void**)&array[pos[0]], 16, sizeof(typeof(f4vector*))*numLines[1] )) {
cerr << "cannot allocate aligned memory" << endl;
exit(3);
}
//array[pos[0]] = new f4vector*[numLines[1]];
for (pos[1]=0;pos[1]<numLines[1];++pos[1])
{
array[pos[0]][pos[1]] = new f4vector[numZ];
if (posix_memalign( (void**)&array[pos[0]][pos[1]], 16, sizeof(typeof(f4vector))*numZ )) {
cerr << "cannot allocate aligned memory" << endl;
exit(3);
}
//array[pos[0]][pos[1]] = new f4vector[numZ];
for (pos[2]=0;pos[2]<numZ;++pos[2])
{
array[pos[0]][pos[1]][pos[2]].f[0] = 0;
@ -174,7 +191,11 @@ f4vector*** Create3DArray_v4sf(const unsigned int* numLines)
f4vector**** Create_N_3DArray_v4sf(const unsigned int* numLines)
{
f4vector**** array=NULL;
array = new f4vector***[3];
if (posix_memalign( (void**)&array, 16, sizeof(typeof(f4vector***))*3 )) {
cerr << "cannot allocate aligned memory" << endl;
exit(3);
}
//array = new f4vector***[3];
for (int n=0;n<3;++n)
{
array[n]=Create3DArray_v4sf(numLines);