closure.c

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