*
*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
#include "irtypeinfo.h"
#include <stddef.h>
#include "irgraph_t.h" /* for setting the state flag. */
-#include "irprog.h"
+#include "irprog_t.h"
+#include "irnode_t.h"
#include "pmap.h"
/* ------------ The map. ---------------------------------------------- */
*/
type *initial_type = NULL;
-
/* ------------ Initializing this module. ----------------------------- */
/* Initializes the type information module.
type_node_map = pmap_create();
for (i = 0; i < get_irp_n_irgs(); ++i)
- set_irg_typeinfo_state(get_irp_irg(i), irg_typeinfo_none);
-
+ set_irg_typeinfo_state(get_irp_irg(i), ir_typeinfo_none);
}
void free_irtypeinfo(void) {
} else
assert(0 && "call init_type_info before freeing");
-
if (type_node_map) {
pmap_destroy(type_node_map);
type_node_map = NULL;
assert(0 && "call init_type_info before freeing");
for (i = 0; i < get_irp_n_irgs(); ++i)
- set_irg_typeinfo_state(get_irp_irg(i), irg_typeinfo_none);
+ set_irg_typeinfo_state(get_irp_irg(i), ir_typeinfo_none);
}
/* ------------ Irgraph state handling. ------------------------------- */
-void set_irg_typeinfo_state(ir_graph *irg, irg_typeinfo_state s) {
+void set_irg_typeinfo_state(ir_graph *irg, ir_typeinfo_state s) {
assert(is_ir_graph(irg));
irg->typeinfo_state = s;
+ if ((irg->typeinfo_state == ir_typeinfo_consistent) &&
+ (irp->typeinfo_state == ir_typeinfo_consistent) &&
+ (s != ir_typeinfo_consistent) )
+ irp->typeinfo_state = ir_typeinfo_inconsistent;
}
-irg_typeinfo_state get_irg_typeinfo_state(ir_graph *irg) {
+ir_typeinfo_state get_irg_typeinfo_state(ir_graph *irg) {
assert(is_ir_graph(irg));
return irg->typeinfo_state;
}
+
+/* Returns accumulated type information state information.
+ *
+ * Returns ir_typeinfo_consistent if the type information of all irgs is
+ * consistent. Returns ir_typeinfo_inconsistent if at least one irg has inconsistent
+ * or no type information. Returns ir_typeinfo_none if no irg contains type information.
+ */
+ir_typeinfo_state get_irp_typeinfo_state(void) {
+ return irp->typeinfo_state;
+}
+void set_irp_typeinfo_state(ir_typeinfo_state s) {
+ irp->typeinfo_state = s;
+}
+/* If typeinfo is consistent, sets it to inconsistent. */
+void set_irp_typeinfo_inconsistent(void) {
+ if (irp->typeinfo_state == ir_typeinfo_consistent)
+ irp->typeinfo_state = ir_typeinfo_inconsistent;
+}
+
+
/* ------------ Irnode type information. ------------------------------ */
/* These routines only work properly if the ir_graph is in state
- * irg_typeinfo_consistent or irg_typeinfo_inconsistent. They
+ * ir_typeinfo_consistent or ir_typeinfo_inconsistent. They
* assume current_ir_graph set properly.
*/
-type *get_irn_type(ir_node *n) {
+type *get_irn_typeinfo_type(ir_node *n) {
type *res = initial_type;
- assert(get_irg_typeinfo_state(current_ir_graph) == irg_typeinfo_consistent ||
- get_irg_typeinfo_state(current_ir_graph) == irg_typeinfo_inconsistent );
+ assert(get_irg_typeinfo_state(current_ir_graph) == ir_typeinfo_consistent ||
+ get_irg_typeinfo_state(current_ir_graph) == ir_typeinfo_inconsistent );
if (pmap_contains(type_node_map, (void *)n))
res = (type *) pmap_get(type_node_map, (void *)n);
return res;
}
-void set_irn_type(ir_node *n, type *tp) {
- assert(get_irg_typeinfo_state(current_ir_graph) == irg_typeinfo_consistent ||
- get_irg_typeinfo_state(current_ir_graph) == irg_typeinfo_inconsistent );
+void set_irn_typeinfo_type(ir_node *n, type *tp) {
+ assert(get_irg_typeinfo_state(current_ir_graph) == ir_typeinfo_consistent ||
+ get_irg_typeinfo_state(current_ir_graph) == ir_typeinfo_inconsistent );
pmap_insert(type_node_map, (void *)n, (void *)tp);
}