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Merge branch 'master' into ohligs

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Conflicts:
	kernel/tests.c
This commit is contained in:
Marian Ohligs 2011-09-01 22:48:04 +02:00
commit e5167d1417
1 changed files with 24 additions and 9 deletions
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33
kernel/tests.c
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@ -126,11 +126,18 @@ volatile static int* A[N];
volatile static int* B[N];
volatile static int* C[N];
#if 0
#define GET_B(i, j) B[i][j]
#else
#define GET_B(i, j) B[j][i]
#endif
static int svm_test(void *arg)
{
uint64_t start, end;
uint32_t i, j, k;
int my_ue, num_ues;
register int tmp;
RCCE_barrier(&RCCE_COMM_WORLD);
my_ue = RCCE_ue();
@ -152,7 +159,7 @@ static int svm_test(void *arg)
for(i=0; i<N; i++) {
A[i][i] = 1;
for(j=0; j<N; j++)
B[i][j] = i+j;
GET_B(i,j) = i+j;
}
kputs("Start sequentiell calculation...\n");
@ -161,10 +168,14 @@ static int svm_test(void *arg)
start = rdtsc();
// start calculation
for(i=0; i<N; i++)
for(j=0; j<N; j++)
for(i=0; i<N; i++) {
for(j=0; j<N; j++) {
tmp = C[i][j];
for(k=0; k<N; k++)
C[i][j] += A[i][k] * B[k][j];
C[i][j] += A[i][k] * GET_B(k,j);
C[i][j] = tmp;
}
}
end = rdtsc();
@ -195,7 +206,7 @@ static int svm_test(void *arg)
for(i=0; i<N; i++) {
A[i][i] = 1;
for(j=0; j<N; j++)
B[i][j] = i+j;
GET_B(i,j) = i+j;
}
}
@ -212,10 +223,14 @@ static int svm_test(void *arg)
RCCE_barrier(&RCCE_COMM_WORLD);
// start calculation
for(i=my_ue*(N/num_ues); i<(my_ue+1)*(N/num_ues); i++)
for(j=0; j<N; j++)
for(i=my_ue*(N/num_ues); i<(my_ue+1)*(N/num_ues); i++) {
for(j=0; j<N; j++) {
tmp = C[i][j];
for(k=0; k<N; k++)
C[i][j] += A[i][k] * B[k][j];
tmp += A[i][k] * GET_B(k,j);
C[i][j] = tmp;
}
}
svm_flush();
@ -232,7 +247,7 @@ static int svm_test(void *arg)
for(j=0; (j<N) && (err < 32); j++) {
if (C[i][j] != i+j) {
err++;
kprintf("Wrong value at C[%u][%u] = %u, B[%u][%u] = %u\n", i, j, C[i][j], i, j, B[i][j]);
kprintf("Wrong value at C[%u][%u] = %u, B[%u][%u] = %u\n", i, j, C[i][j], i, j, GET_B(i,j));
}
}
}