closure.c

   1 #include <assert.h>
   2 #include <isl/map.h>
   3 #include <isl/options.h>
   4
   5 int main(int argc, char **argv)
   6 {
   7         struct isl_ctx *ctx;
   8         struct isl_map *map;
   9         struct isl_options *options;
  10         int exact;
  11
  12         options = isl_options_new_with_defaults();
  13         assert(options);
  14         argc = isl_options_parse(options, argc, argv, ISL_ARG_ALL);
  15
  16         ctx = isl_ctx_alloc_with_options(&isl_options_args, options);
  17
  18         map = isl_map_read_from_file(ctx, stdin);
  19         map = isl_map_transitive_closure(map, &exact);
  20         if (!exact)
  21                 printf("# NOT exact\n");
  22         isl_map_print(map, stdout, 0, ISL_FORMAT_ISL);
  23         printf("\n");
  24         map = isl_map_compute_divs(map);
  25         map = isl_map_coalesce(map);
  26         printf("# coalesced\n");
  27         isl_map_print(map, stdout, 0, ISL_FORMAT_ISL);
  28         printf("\n");
  29         isl_map_free(map);
  30
  31         isl_ctx_free(ctx);
  32
  33         return 0;
  34 }