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Handle OPENBLAS_LOOPS in SYR2 benchmark

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Martin Kroeker 2021-07-10 21:27:53 +02:00 committed by GitHub
parent c0d0406b97
commit 14e33e0f7e
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1 changed files with 10 additions and 4 deletions
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14
benchmark/syr2.c
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@ -46,14 +46,17 @@ int main(int argc, char *argv[]){
if ((p = getenv("OPENBLAS_UPLO"))) uplo=*p; if ((p = getenv("OPENBLAS_UPLO"))) uplo=*p;
blasint m, i, j; blasint m, i, j, l;
blasint inc_x= 1; blasint inc_x= 1;
blasint inc_y= 1; blasint inc_y= 1;
int from = 1; int from = 1;
int to = 200; int to = 200;
int step = 1; int step = 1;
int loops = 1;
double time1; if ((p = getenv("OPENBLAS_LOOPS"))) loops=*p;
double time1,timeg;
argc--;argv++; argc--;argv++;
@ -85,8 +88,9 @@ int main(int argc, char *argv[]){
for(m = from; m <= to; m += step) for(m = from; m <= to; m += step)
{ {
timeg = 0.;
fprintf(stderr, " %6d : ", (int)m); fprintf(stderr, " %6d : ", (int)m);
for (l = 0; l < loops; l++) {
for(i = 0; i < m * COMPSIZE * abs(inc_x); i++){ for(i = 0; i < m * COMPSIZE * abs(inc_x); i++){
x[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5; x[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
} }
@ -107,8 +111,10 @@ int main(int argc, char *argv[]){
end(); end();
time1 = getsec(); timeg += getsec();
} // loops
time1 = timeg/(double)loops;
fprintf(stderr, fprintf(stderr,
" %10.2f MFlops\n", " %10.2f MFlops\n",
COMPSIZE * COMPSIZE * 2. * (double)m * (double)m / time1 * 1.e-6); COMPSIZE * COMPSIZE * 2. * (double)m * (double)m / time1 * 1.e-6);