diff --git a/benchmark/linpack.c b/benchmark/linpack.c index 202035245..32ccb0386 100644 --- a/benchmark/linpack.c +++ b/benchmark/linpack.c @@ -72,17 +72,21 @@ int main(int argc, char *argv[]){ FLOAT *a, *b; blasint *ipiv; - blasint m, i, j, info; + blasint m, i, j, l, info; blasint unit = 1; int from = 1; int to = 200; int step = 1; + int loops = 1; FLOAT maxerr; - double time1, time2; + double time1, time2, timeg1,timeg2; + char *p; + if ((p = getenv("OPENBLAS_LOOPS"))) loops=*p; + argc--;argv++; if (argc > 0) { from = atol(*argv); argc--; argv++;} @@ -110,9 +114,9 @@ int main(int argc, char *argv[]){ fprintf(stderr, " SIZE Residual Decompose Solve Total\n"); for(m = from; m <= to; m += step){ - + timeg1 = timeg2 = 0.; fprintf(stderr, " %6d : ", (int)m); - + for (l = 0; l < loops; l++) { for(j = 0; j < m; j++){ for(i = 0; i < m * COMPSIZE; i++){ a[(long)i + (long)j * (long)m * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5; @@ -138,7 +142,7 @@ int main(int argc, char *argv[]){ exit(1); } - time1 = getsec(); + timeg1 += getsec(); begin(); @@ -151,8 +155,10 @@ int main(int argc, char *argv[]){ exit(1); } - time2 = getsec(); - + timeg2 += getsec(); + } //loops + time1=timeg1/(double)loops; + time2=timeg2/(double)loops; maxerr = 0.; for(i = 0; i < m; i++){