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added code for the size of n

This commit is contained in:
Werner Saar 2014-12-17 15:02:11 +01:00
parent 113b48ca22
commit 1e566223ed
1 changed files with 17 additions and 4 deletions
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21
benchmark/gemm.c
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@ -124,8 +124,9 @@ int MAIN__(int argc, char *argv[]){
FLOAT alpha[] = {1.0, 1.0}; FLOAT alpha[] = {1.0, 1.0};
FLOAT beta [] = {1.0, 1.0}; FLOAT beta [] = {1.0, 1.0};
char trans='N'; char trans='N';
blasint m, i, j; blasint m, n, i, j;
int loops = 1; int loops = 1;
int has_param_n=0;
int l; int l;
char *p; char *p;
@ -162,6 +163,11 @@ int MAIN__(int argc, char *argv[]){
if ( p != NULL ) if ( p != NULL )
loops = atoi(p); loops = atoi(p);
if ((p = getenv("OPENBLAS_PARAM_N"))) {
n = atoi(p);
has_param_n=1;
}
#ifdef linux #ifdef linux
srandom(getpid()); srandom(getpid());
@ -174,7 +180,14 @@ int MAIN__(int argc, char *argv[]){
timeg=0; timeg=0;
fprintf(stderr, " %6d : ", (int)m); if ( has_param_n == 1 && n <= m )
n=n;
else
n=m;
fprintf(stderr, " %6dx%d : ", (int)m, (int)n);
for (l=0; l<loops; l++) for (l=0; l<loops; l++)
{ {
@ -189,7 +202,7 @@ int MAIN__(int argc, char *argv[]){
gettimeofday( &start, (struct timezone *)0); gettimeofday( &start, (struct timezone *)0);
GEMM (&trans, &trans, &m, &m, &m, alpha, a, &m, b, &m, beta, c, &m ); GEMM (&trans, &trans, &m, &n, &m, alpha, a, &m, b, &m, beta, c, &m );
gettimeofday( &stop, (struct timezone *)0); gettimeofday( &stop, (struct timezone *)0);
@ -202,7 +215,7 @@ int MAIN__(int argc, char *argv[]){
timeg /= loops; timeg /= loops;
fprintf(stderr, fprintf(stderr,
" %10.2f MFlops\n", " %10.2f MFlops\n",
COMPSIZE * COMPSIZE * 2. * (double)m * (double)m * (double)m / timeg * 1.e-6); COMPSIZE * COMPSIZE * 2. * (double)m * (double)m * (double)n / timeg * 1.e-6);
} }