2008-05-08 Richard Guenther <rguenther@suse.de>

	* tree-flow-inline.h (var_can_have_subvars): Move ...
	* tree-ssa-structalias.c (var_can_have_subvars): ... here.
	* tree-flow.h (var_can_have_subvars): Remove.
	(push_fields_onto_fieldstack): Remove.
	(sort_fieldstack): Likewise.
	(struct fieldoff): Move ...
	* tree-ssa-structalias.c (struct fieldoff): ... here.  Remove
	alias_set and base_for_components fields.
	(sort_fieldstack): Make static.
	(push_fields_onto_fieldstack): Likewise.  Remove code that
	handles anything but RECORD_TYPEs.  Remove alias_set and
	base_for_components handling.
	(create_variable_info_for): Adjust.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135110 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 0 insertions, 30 deletions

diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h
index 7b82ba34090..f2fe01e18d4 100644
--- a/gcc/tree-flow-inline.h
+++ b/gcc/tree-flow-inline.h
@@ -1581,36 +1581,6 @@ ref_contains_array_ref (const_tree ref)
   return false;
 }
 
-
-/* Return true if V is a tree that we can have subvars for.
-   Normally, this is any aggregate type.  Also complex
-   types which are not gimple registers can have subvars.  */
-
-static inline bool
-var_can_have_subvars (const_tree v)
-{
-  /* Volatile variables should never have subvars.  */
-  if (TREE_THIS_VOLATILE (v))
-    return false;
-
-  /* Non decls or memory tags can never have subvars.  */
-  if (!DECL_P (v) || MTAG_P (v))
-    return false;
-
-  /* Aggregates can have subvars.  */
-  if (AGGREGATE_TYPE_P (TREE_TYPE (v)))
-    return true;
-
-  /* Complex types variables which are not also a gimple register can
-    have subvars. */
-  if (TREE_CODE (TREE_TYPE (v)) == COMPLEX_TYPE
-      && !DECL_GIMPLE_REG_P (v))
-    return true;
-
-  return false;
-}
-
-
 /* Return true, if the two ranges [POS1, SIZE1] and [POS2, SIZE2]
    overlap.  SIZE1 and/or SIZE2 can be (unsigned)-1 in which case the
    range is open-ended.  Otherwise return false.  */