return 1;
}
-int isl_space_has_tuple_id(__isl_keep isl_space *dim, enum isl_dim_type type)
+/* Is it possible for the given dimension type to have a tuple id?
+ */
+static int space_can_have_id(__isl_keep isl_space *space,
+ enum isl_dim_type type)
{
- if (!dim)
- return -1;
- if (isl_space_is_params(dim))
- isl_die(dim->ctx, isl_error_invalid,
- "parameter spaces don't have tuple ids", return -1);
- if (isl_space_is_set(dim) && type != isl_dim_set)
- isl_die(dim->ctx, isl_error_invalid,
- "set spaces can only have a set id", return -1);
+ if (!space)
+ return 0;
+ if (isl_space_is_params(space))
+ isl_die(space->ctx, isl_error_invalid,
+ "parameter spaces don't have tuple ids", return 0);
+ if (isl_space_is_set(space) && type != isl_dim_set)
+ isl_die(space->ctx, isl_error_invalid,
+ "set spaces can only have a set id", return 0);
if (type != isl_dim_in && type != isl_dim_out)
- isl_die(dim->ctx, isl_error_invalid,
+ isl_die(space->ctx, isl_error_invalid,
"only input, output and set tuples can have ids",
- return -1);
+ return 0);
+
+ return 1;
+}
+
+/* Does the tuple have an id?
+ */
+int isl_space_has_tuple_id(__isl_keep isl_space *dim, enum isl_dim_type type)
+{
+ if (!space_can_have_id(dim, type))
+ return -1;
return dim->tuple_id[type - isl_dim_in] != NULL;
}
return NULL;
}
+/* Does the tuple have a name?
+ */
+int isl_space_has_tuple_name(__isl_keep isl_space *space,
+ enum isl_dim_type type)
+{
+ isl_id *id;
+
+ if (!space_can_have_id(space, type))
+ return -1;
+ id = space->tuple_id[type - isl_dim_in];
+ return id && id->name;
+}
+
const char *isl_space_get_tuple_name(__isl_keep isl_space *dim,
enum isl_dim_type type)
{