layout.ads, layout.adb (Adjust_Esize_Alignment): Move spec to package spec from body

2007-04-20  Robert Dewar  <dewar@adacore.com>

	* layout.ads, layout.adb (Adjust_Esize_Alignment): Move spec to package
	spec from body
	(Layout_Type): Fix recomputation of size from alignment.

From-SVN: r125430

gcc/ada/layout.adb

@@ -6,7 +6,7 @@
 --                                                                          --
 --                                 B o d y                                  --
 --                                                                          --
---          Copyright (C) 2001-2006, Free Software Foundation, Inc.         --
+--          Copyright (C) 2001-2007, Free Software Foundation, Inc.         --
 --                                                                          --
 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
@@ -31,6 +31,7 @@ with Einfo;    use Einfo;
 with Errout;   use Errout;
 with Exp_Ch3;  use Exp_Ch3;
 with Exp_Util; use Exp_Util;
+with Namet;    use Namet;
 with Nlists;   use Nlists;
 with Nmake;    use Nmake;
 with Opt;      use Opt;
@@ -70,11 +71,6 @@ package body Layout is
    -- Local Subprograms --
    -----------------------
 
-   procedure Adjust_Esize_Alignment (E : Entity_Id);
-   --  E is the entity for a type or object. This procedure checks that the
-   --  size and alignment are compatible, and if not either gives an error
-   --  message if they cannot be adjusted or else adjusts them appropriately.
-
    function Assoc_Add
      (Loc        : Source_Ptr;
       Left_Opnd  : Node_Id;
@@ -2486,9 +2482,8 @@ package body Layout is
                declare
                   A : constant Uint   := Alignment_In_Bits (E);
                   S : constant SO_Ref := RM_Size (E);
-
                begin
-                  Set_Esize (E, (S * A + A - 1) / A);
+                  Set_Esize (E, (S + A - 1) / A * A);
                end;
             end if;
 
@@ -2605,7 +2600,7 @@ package body Layout is
             if Has_Object_Size_Clause (E) then
                Error_Msg_Uint_1 := RM_Size (E);
                Error_Msg_F
-                 ("object size is too small, minimum is ^",
+                 ("object size is too small, minimum allowed is ^",
                   Expression (Get_Attribute_Definition_Clause
                                              (E, Attribute_Object_Size)));
             end if;

gcc/ada/layout.ads

@@ -6,7 +6,7 @@
 --                                                                          --
 --                                 S p e c                                  --
 --                                                                          --
---          Copyright (C) 2000-2004 Free Software Foundation, Inc.          --
+--          Copyright (C) 2000-2006, Free Software Foundation, Inc.         --
 --                                                                          --
 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
@@ -60,6 +60,13 @@ package Layout is
    --  it means that the object must be allocated dynamically, since
    --  its length is not known at compile time.
 
+   --  The following are utility routines, called from various places
+
+   procedure Adjust_Esize_Alignment (E : Entity_Id);
+   --  E is the entity for a type or object. This procedure checks that the
+   --  size and alignment are compatible, and if not either gives an error
+   --  message if they cannot be adjusted or else adjusts them appropriately.
+
    procedure Set_Discrete_RM_Size (Def_Id : Entity_Id);
    --  Set proper RM_Size for discrete size, this is normally the minimum
    --  number of bits to accommodate the range given, except in the case