[core] fixed some bugs on format

openfpga/src/fabric/fabric_hierarchy_writer.cpp

@@ -71,6 +71,10 @@ static int rec_output_module_hierarchy_to_text_file(
       break;
     }
   }
+  VTR_LOGV(verbose, "Current depth: %lu, Target depth: %lu\n", current_hie_depth, hie_depth_to_stop);
+  VTR_LOGV(use_list && verbose, "Use list as module '%s' contains only leaf nodes\n",
+           module_name_map.name(module_manager.module_name(parent_module)).c_str()
+          );
 
   /* Iterate over all the child module */
   for (const ModuleId& child_module :
@@ -203,6 +207,7 @@ int write_fabric_hierarchy_to_text_file(
       fp, hie_depth_to_stop, hie_depth + 1, /* Start with level 1 */
       module_manager, curr_module, module_name_map, module_name_filter,
       verbose);
+    VTR_LOGV(verbose, "Select module '%s' as root\n", module_name_map.name(module_manager.module_name(curr_module)).c_str());
     /* Catch error code and exit if required */
     if (err_code == CMD_EXEC_FATAL_ERROR) {
       return err_code;
@@ -211,12 +216,12 @@ int write_fabric_hierarchy_to_text_file(
   }
 
   if (cnt == 0) {
-    VTR_LOGV_ERROR(
-      verbose,
+    VTR_LOG_ERROR(
       "Unable to find any module matching the root module name pattern '%s'!\n",
       root_module_names.c_str());
     return CMD_EXEC_FATAL_ERROR;
   }
+  VTR_LOG("Outputted %lu modules as root\n", cnt);
 
   /* close a file */
   fp.close();