2008-08-14 Rafael Avila de Espindola <espindola@google.com>

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

diff --git a/gcc/cfgloop.c b/gcc/cfgloop.c
index f565708..4c9bbf0 100644 (file)
--- a/gcc/cfgloop.c
+++ b/gcc/cfgloop.c
@@ -563,11 +563,13 @@ find_subloop_latch_edge_by_profile (VEC (edge, heap) *latches)
    another edge.  */
 
 static edge
-find_subloop_latch_edge_by_ivs (struct loop *loop, VEC (edge, heap) *latches)
+find_subloop_latch_edge_by_ivs (struct loop *loop ATTRIBUTE_UNUSED, VEC (edge, heap) *latches)
 {
   edge e, latch = VEC_index (edge, latches, 0);
   unsigned i;
-  tree phi, lop;
+  gimple phi;
+  gimple_stmt_iterator psi;
+  tree lop;
   basic_block bb;
 
   /* Find the candidate for the latch edge.  */
@@ -582,15 +584,16 @@ find_subloop_latch_edge_by_ivs (struct loop *loop, VEC (edge, heap) *latches)
 
   /* Check for a phi node that would deny that this is a latch edge of
      a subloop.  */
-  for (phi = phi_nodes (loop->header); phi; phi = PHI_CHAIN (phi))
+  for (psi = gsi_start_phis (loop->header); !gsi_end_p (psi); gsi_next (&psi))
     {
+      phi = gsi_stmt (psi);
       lop = PHI_ARG_DEF_FROM_EDGE (phi, latch);
 
       /* Ignore the values that are not changed inside the subloop.  */
       if (TREE_CODE (lop) != SSA_NAME
          || SSA_NAME_DEF_STMT (lop) == phi)
        continue;
-      bb = bb_for_stmt (SSA_NAME_DEF_STMT (lop));
+      bb = gimple_bb (SSA_NAME_DEF_STMT (lop));
       if (!bb || !flow_bb_inside_loop_p (loop, bb))
        continue;