revivie max_irg_visited

[libfirm] / ir / ana / trouts.c

diff --git a/ir/ana/trouts.c b/ir/ana/trouts.c
index 9a89857..90284a2 100644 (file)
--- a/ir/ana/trouts.c
+++ b/ir/ana/trouts.c
@@ -24,9 +24,7 @@
  * @date     29.10.2004
  * @version  $Id$
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include "irnode.h"
 #include "trouts.h"
@@ -495,52 +493,44 @@ static ir_entity *get_Sel_accessed_entity(const ir_node *sel) {
 
 /** An addr node is a SymConst or a Sel. */
 static int get_addr_n_entities(const ir_node *addr) {
-       int n_ents;
-
        switch (get_irn_opcode(addr)) {
        case iro_Sel:
                /* Treat jack array sels? */
-               n_ents = get_Sel_n_accessed_entities(addr);
-               break;
+               return get_Sel_n_accessed_entities(addr);
        case iro_SymConst:
-               if (get_SymConst_kind(addr) == symconst_addr_ent) {
-                       n_ents = 1;
-                       break;
-               }
+               if (get_SymConst_kind(addr) == symconst_addr_ent)
+                       return 1;
+               return 0;
        default:
-               //assert(0 && "unexpected address expression");
-               n_ents = 0;
+               return 0;
        }
-
-       return n_ents;
 }
 
 /** An addr node is a SymConst or a Sel.
     If Sel follow to outermost of compound. */
 static ir_entity *get_addr_entity(const ir_node *addr, int pos) {
-       ir_entity *ent;
+       ir_node *ptr;
        (void) pos;
 
        switch (get_irn_opcode(addr)) {
        case iro_Sel:
                /* Treat jack array sels? They are compounds!  Follow to outermost entity.  */
-               while (is_Sel(get_Sel_ptr(addr))) {
-                       addr = get_Sel_ptr(addr);
+               ptr = get_Sel_ptr(addr);
+               while (is_Sel(ptr)) {
+                       addr = ptr;
+                       ptr  = get_Sel_ptr(addr);
                }
-               assert (0 <= pos && pos < get_Sel_n_accessed_entities(addr));
-               ent = get_Sel_accessed_entity(addr);
-               break;
+               assert(0 <= pos && pos < get_Sel_n_accessed_entities(addr));
+               return get_Sel_accessed_entity(addr);
        case iro_SymConst:
                if (get_SymConst_kind(addr) == symconst_addr_ent) {
                        assert(pos == 0);
-                       ent = get_SymConst_entity(addr);
-                       break;
+                       return get_SymConst_entity(addr);
                }
+               return NULL;
        default:
-               ent = NULL;
+               return NULL;
        }
-
-       return ent;
 }
 
 static void chain_accesses(ir_node *n, void *env) {
@@ -595,7 +585,7 @@ irg_outs_state get_trouts_state(void) {
        return irp->trouts_state;
 }
 
-void           set_trouts_inconsistent(void) {
+void set_trouts_inconsistent(void) {
        if (irp->trouts_state == outs_consistent)
                irp->trouts_state = outs_inconsistent;
 }