| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- S Y S T E M . P A C K _ 1 9 -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 1992-2014, 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- -- |
| -- ware Foundation; either version 3, or (at your option) any later ver- -- |
| -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
| -- or FITNESS FOR A PARTICULAR PURPOSE. -- |
| -- -- |
| -- As a special exception under Section 7 of GPL version 3, you are granted -- |
| -- additional permissions described in the GCC Runtime Library Exception, -- |
| -- version 3.1, as published by the Free Software Foundation. -- |
| -- -- |
| -- You should have received a copy of the GNU General Public License and -- |
| -- a copy of the GCC Runtime Library Exception along with this program; -- |
| -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- |
| -- <http://www.gnu.org/licenses/>. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- Handling of packed arrays with Component_Size = 19 |
| |
| package System.Pack_19 is |
| pragma Preelaborate; |
| |
| Bits : constant := 19; |
| |
| type Bits_19 is mod 2 ** Bits; |
| for Bits_19'Size use Bits; |
| |
| -- In all subprograms below, Rev_SSO is set True if the array has the |
| -- non-default scalar storage order. |
| |
| function Get_19 |
| (Arr : System.Address; |
| N : Natural; |
| Rev_SSO : Boolean) return Bits_19 with Inline; |
| -- Arr is the address of the packed array, N is the zero-based |
| -- subscript. This element is extracted and returned. |
| |
| procedure Set_19 |
| (Arr : System.Address; |
| N : Natural; |
| E : Bits_19; |
| Rev_SSO : Boolean) with Inline; |
| -- Arr is the address of the packed array, N is the zero-based |
| -- subscript. This element is set to the given value. |
| |
| end System.Pack_19; |