expr.c (expand_var): Delete it.

2008-04-02  Paolo Bonzini  <bonzini@gnu.org>

	* expr.c (expand_var): Delete it.
	* expr.h (expand_var): Delete prototype.
	* function.c (expand_function_start): Use expand_decl instead.
	* cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
	langhook.

From-SVN: r133830

gcc/ChangeLog

+2008-04-02  Paolo Bonzini  <bonzini@gnu.org>
+
+	* expr.c (expand_var): Delete it.
+	* expr.h (expand_var): Delete prototype.
+	* function.c (expand_function_start): Use expand_decl instead.
+	* cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
+	langhook.
+
 2008-04-02  Andy Hutchinson <hutchinsonamdy@aim.com>
 
 	PR rtl-optimization/35542

gcc/cfgexpand.c

@@ -643,11 +643,6 @@ expand_one_static_var (tree var)
   if (TREE_ASM_WRITTEN (var))
     return;
 
-  /* Give the front end a chance to do whatever.  In practice, this is
-     resolving duplicate names for IMA in C.  */
-  if (lang_hooks.expand_decl (var))
-    return;
-
   /* Otherwise, just emit the variable.  */
   rest_of_decl_compilation (var, 0, 0);
 }
@@ -749,10 +744,7 @@ static HOST_WIDE_INT
 expand_one_var (tree var, bool toplevel, bool really_expand)
 {
   if (TREE_CODE (var) != VAR_DECL)
-    {
-      if (really_expand)
-        lang_hooks.expand_decl (var);
-    }
+    ;
   else if (DECL_EXTERNAL (var))
     ;
   else if (DECL_HAS_VALUE_EXPR_P (var))

gcc/expr.c

@@ -6649,39 +6649,6 @@ emutls_var_address (tree var)
   return fold_convert (build_pointer_type (TREE_TYPE (var)), call);
 }
 
-/* Expands variable VAR.  */
-
-void
-expand_var (tree var)
-{
-  if (DECL_EXTERNAL (var))
-    return;
-
-  if (TREE_STATIC (var))
-    /* If this is an inlined copy of a static local variable,
-       look up the original decl.  */
-    var = DECL_ORIGIN (var);
-
-  if (TREE_STATIC (var)
-      ? !TREE_ASM_WRITTEN (var)
-      : !DECL_RTL_SET_P (var))
-    {
-      if (TREE_CODE (var) == VAR_DECL && DECL_HAS_VALUE_EXPR_P (var))
-	/* Should be ignored.  */;
-      else if (lang_hooks.expand_decl (var))
-	/* OK.  */;
-      else if (TREE_CODE (var) == VAR_DECL && !TREE_STATIC (var))
-	expand_decl (var);
-      else if (TREE_CODE (var) == VAR_DECL && TREE_STATIC (var))
-	rest_of_decl_compilation (var, 0, 0);
-      else
-	/* No expansion needed.  */
-	gcc_assert (TREE_CODE (var) == TYPE_DECL
-		    || TREE_CODE (var) == CONST_DECL
-		    || TREE_CODE (var) == FUNCTION_DECL
-		    || TREE_CODE (var) == LABEL_DECL);
-    }
-}
 
 /* Subroutine of expand_expr.  Expand the two operands of a binary
    expression EXP0 and EXP1 placing the results in OP0 and OP1.

gcc/expr.h

@@ -520,8 +520,6 @@ expand_normal (tree exp)
   return expand_expr_real (exp, NULL_RTX, VOIDmode, EXPAND_NORMAL, NULL);
 }
 
-extern void expand_var (tree);
-
 /* At the start of a function, record that we have no previously-pushed
    arguments waiting to be popped.  */
 extern void init_pending_stack_adjust (void);

gcc/function.c

@@ -4259,7 +4259,9 @@ expand_function_start (tree subr)
 
       /* ??? We need to do this save early.  Unfortunately here is
 	 before the frame variable gets declared.  Help out...  */
-      expand_var (TREE_OPERAND (cfun->nonlocal_goto_save_area, 0));
+      tree var = TREE_OPERAND (cfun->nonlocal_goto_save_area, 0);
+      if (!DECL_RTL_SET_P (var))
+	expand_decl (var);
 
       t_save = build4 (ARRAY_REF, ptr_type_node,
 		       cfun->nonlocal_goto_save_area,