diff options
Diffstat (limited to 'mg2d_test.c')
| -rw-r--r-- | mg2d_test.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/mg2d_test.c b/mg2d_test.c index 7f6654d..512f747 100644 --- a/mg2d_test.c +++ b/mg2d_test.c @@ -10,8 +10,8 @@ #define ARRAY_ELEMS(x) (sizeof(x) / sizeof(*x)) -#define MAXITER (1 << 18) -#define TOL 1e-2 +#define MAXITER (1 << 15) +#define TOL 1e-9 #define DOMAIN_SIZE 1.0 @@ -93,6 +93,8 @@ int main(int argc, char **argv) long int gridsize; int ret = 0; + const char *omp_threads = getenv("OMP_NUM_THREADS"); + if (argc < 2) { fprintf(stderr, "Usage: %s <N>\n", argv[0]); return 1; @@ -119,9 +121,13 @@ int main(int argc, char **argv) ctx->nb_cycles = 1; ctx->nb_relax_post = 2; ctx->tol = TOL; - ctx->nb_threads = 1; - ctx->log_level = MG2D_LOG_INFO; - ctx->max_levels = 1; + ctx->log_level = MG2D_LOG_VERBOSE; + //ctx->max_levels = 4; + ctx->max_exact_size = 33; + if (omp_threads) + ctx->nb_threads = strtol(omp_threads, NULL, 0); + if (ctx->nb_threads <= 0) + ctx->nb_threads = 1; for (int bnd_loc = 0; bnd_loc < ARRAY_ELEMS(ctx->boundaries); bnd_loc++) { MG2DBoundary *bnd = ctx->boundaries[bnd_loc]; @@ -173,7 +179,6 @@ int main(int argc, char **argv) goto fail; } - ctx->log_level = MG2D_LOG_VERBOSE; mg2d_print_stats(ctx, NULL); { |