2008-05-28 Richard Guenther <rguenther@suse.de>

	PR tree-optimization/36291
	* tree-flow. h (struct gimple_df): Remove var_anns member.
	* tree-flow-inline.h (gimple_var_anns): Remove.
	(var_ann): Simplify.
	* tree-dfa.c (create_var_ann): Simplify.
	(remove_referenced_var): Clear alias info from var_anns of globals.
	* tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
	(delete_tree_ssa): Clear alias info from var_anns of globals.
	Do not free var_anns.
	(var_ann_eq): Remove.
	(var_ann_hash): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@136095 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 24 deletions

diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h
index a41ee9ac2eb..95ddfb5b130 100644
--- a/gcc/tree-flow-inline.h
+++ b/gcc/tree-flow-inline.h
@@ -91,14 +91,6 @@ gimple_nonlocal_all (const struct function *fun)
   return fun->gimple_df->nonlocal_all;
 }
 
-/* Hashtable of variables annotations.  Used for static variables only;
-   local variables have direct pointer in the tree node.  */
-static inline htab_t
-gimple_var_anns (const struct function *fun)
-{
-  return fun->gimple_df->var_anns;
-}
-
 /* Initialize the hashtable iterator HTI to point to hashtable TABLE */
 
 static inline void *
@@ -192,22 +184,9 @@ var_ann (const_tree t)
 {
   var_ann_t ann;
 
-  if (!MTAG_P (t)
-      && (TREE_STATIC (t) || DECL_EXTERNAL (t)))
-    {
-      struct static_var_ann_d *sann
-        = ((struct static_var_ann_d *)
-	   htab_find_with_hash (gimple_var_anns (cfun), t, DECL_UID (t)));
-      if (!sann)
-	return NULL;
-      ann = &sann->ann;
-    }
-  else
-    {
-      if (!t->base.ann)
-	return NULL;
-      ann = (var_ann_t) t->base.ann;
-    }
+  if (!t->base.ann)
+    return NULL;
+  ann = (var_ann_t) t->base.ann;
 
   gcc_assert (ann->common.type == VAR_ANN);