* cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,

[pf3gnuchains/gcc-fork.git] / gcc / ifcvt.c

diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c
index 39fced4..eb597d1 100644 (file)
--- a/gcc/ifcvt.c
+++ b/gcc/ifcvt.c
@@ -110,38 +110,7 @@ static int dead_or_predicable (basic_block, basic_block, basic_block,
                               basic_block, int);
 static void noce_emit_move_insn (rtx, rtx);
 static rtx block_has_only_trap (basic_block);
-static void mark_loop_exit_edges (void);
 \f
-/* Sets EDGE_LOOP_EXIT flag for all loop exits.  */
-static void
-mark_loop_exit_edges (void)
-{
-  struct loops loops;
-  basic_block bb;
-  edge e;
-  
-  flow_loops_find (&loops, LOOP_TREE);
-  free_dominance_info (CDI_DOMINATORS);
-  
-  if (loops.num > 1)
-    {
-      FOR_EACH_BB (bb)
-       {
-         edge_iterator ei;
-         FOR_EACH_EDGE (e, ei, bb->succs)
-           {
-             if (find_common_loop (bb->loop_father, e->dest->loop_father)
-                 != bb->loop_father)
-               e->flags |= EDGE_LOOP_EXIT;
-             else
-               e->flags &= ~EDGE_LOOP_EXIT;
-           }
-       }
-    }
-
-  flow_loops_free (&loops);
-}
-
 /* Count the number of non-jump active insns in BB.  */
 
 static int
@@ -3356,7 +3325,14 @@ if_convert (int x_life_data_ok)
   if ((! targetm.cannot_modify_jumps_p ())
       && (!flag_reorder_blocks_and_partition || !no_new_pseudos
          || !targetm.have_named_sections))
-    mark_loop_exit_edges ();
+    {
+      struct loops loops;
+
+      flow_loops_find (&loops);
+      mark_loop_exit_edges (&loops);
+      flow_loops_free (&loops);
+      free_dominance_info (CDI_DOMINATORS);
+    }
 
   /* Compute postdominators if we think we'll use them.  */
   if (HAVE_conditional_execution || life_data_ok)