tree-ssa-alias.c (setup_pointers_and_addressables): Remove redundant test of v_ann->mem_tag_kind.

	* tree-ssa-alias.c (setup_pointers_and_addressables): Remove
	redundant test of v_ann->mem_tag_kind.

	* tree-ssa-operands.c (get_indirect_ref_operands): Remove
	redundant conditional clearing opf_kill_def.

From-SVN: r92000

gcc/ChangeLog

+2004-12-02  Jeff Law  <law@redhat.com>
+
+	* tree-ssa-alias.c (setup_pointers_and_addressables): Remove
+	redundant test of v_ann->mem_tag_kind.
+
+	* tree-ssa-operands.c (get_indirect_ref_operands): Remove
+	redundant conditional clearing opf_kill_def.
+
 2004-12-10  Richard Sandiford  <rsandifo@redhat.com>
 
 	* config/frv/frv-modes.def: Fix comment typos.

gcc/tree-ssa-alias.c

@@ -1402,7 +1402,6 @@ setup_pointers_and_addressables (struct alias_info *ai)
       if (TREE_ADDRESSABLE (var))
 	{
 	  if (!bitmap_bit_p (ai->addresses_needed, v_ann->uid)
-	      && v_ann->mem_tag_kind == NOT_A_TAG
 	      && TREE_CODE (var) != RESULT_DECL
 	      && !is_global_var (var))
 	    {

gcc/tree-ssa-operands.c

@@ -1374,18 +1374,6 @@ get_indirect_ref_operands (tree stmt, tree expr, int flags)
   /* Stores into INDIRECT_REF operands are never killing definitions.  */
   flags &= ~opf_kill_def;
 
-  if (REF_ORIGINAL (expr))
-    {
-      enum tree_code ocode = TREE_CODE (REF_ORIGINAL (expr));
-
-      /* If we originally accessed part of a structure, we do it still.  */
-      if (ocode == ARRAY_REF
-	  || ocode == COMPONENT_REF
-	  || ocode == REALPART_EXPR
-	  || ocode == IMAGPART_EXPR)
-	flags &= ~opf_kill_def;
-    }
-
   if (SSA_VAR_P (ptr))
     {
       struct ptr_info_def *pi = NULL;