* ipa.c (cgraph_non_local_node_p_1): Break out from ...;

	(cgraph_local_node_p): ... here; handle aliases.
	(has_addr_references_p): Break out from ...;
	(cgraph_remove_unreachable_nodes) ... here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174925 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4c204f4..f15bb2b 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,12 @@
 2011-06-10  Jan Hubicka  <jh@suse.cz>
 
+       * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
+       (cgraph_local_node_p): ... here; handle aliases.
+       (has_addr_references_p): Break out from ...;
+       (cgraph_remove_unreachable_nodes) ... here.
+
+2011-06-10  Jan Hubicka  <jh@suse.cz>
+
        * opts.c (default_options): Enlist OPT_finline_functions_called_once.
        * common.opt (flag_inline_functions_called_once):Do not initialize to 1.
 

diff --git a/gcc/ipa.c b/gcc/ipa.c
index f40c0aa..7822cfd 100644 (file)
--- a/gcc/ipa.c
+++ b/gcc/ipa.c
@@ -113,17 +113,43 @@ process_references (struct ipa_ref_list *list,
     }
 }
 
+
+/* Return true when NODE can not be local. Worker for cgraph_local_node_p.  */
+
+static bool
+cgraph_non_local_node_p_1 (struct cgraph_node *node, void *data ATTRIBUTE_UNUSED)
+{
+   return !(cgraph_only_called_directly_or_aliased_p (node)
+           && node->analyzed
+           && !DECL_EXTERNAL (node->decl)
+           && !node->local.externally_visible
+           && !node->reachable_from_other_partition
+           && !node->in_other_partition);
+}
+
 /* Return true when function can be marked local.  */
 
 static bool
 cgraph_local_node_p (struct cgraph_node *node)
 {
-   return (cgraph_only_called_directly_p (node)
-          && node->analyzed
-          && !DECL_EXTERNAL (node->decl)
-          && !node->local.externally_visible
-          && !node->reachable_from_other_partition
-          && !node->in_other_partition);
+   return !cgraph_for_node_and_aliases (cgraph_function_or_thunk_node (node, NULL),
+                                       cgraph_non_local_node_p_1, NULL, true);
+                                       
+}
+
+/* Return true when NODE has ADDR reference.  */
+
+static bool
+has_addr_references_p (struct cgraph_node *node,
+                      void *data ATTRIBUTE_UNUSED)
+{
+  int i;
+  struct ipa_ref *ref;
+
+  for (i = 0; ipa_ref_list_refering_iterate (&node->ref_list, i, ref); i++)
+    if (ref->use == IPA_REF_ADDR)
+      return true;
+  return false;
 }
 
 /* Perform reachability analysis and reclaim all unreachable nodes.
@@ -417,16 +443,7 @@ cgraph_remove_unreachable_nodes (bool before_inlining_p, FILE *file)
     if (node->address_taken
        && !node->reachable_from_other_partition)
       {
-       int i;
-        struct ipa_ref *ref;
-       bool found = false;
-        for (i = 0; ipa_ref_list_refering_iterate (&node->ref_list, i, ref)
-                   && !found; i++)
-         {
-           gcc_assert (ref->use == IPA_REF_ADDR);
-           found = true;
-         }
-       if (!found)
+       if (!cgraph_for_node_and_aliases (node, has_addr_references_p, NULL, true))
          {
            if (file)
              fprintf (file, " %s", cgraph_node_name (node));