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author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-03-28 12:40:33 -0700 |
commit | af0c51ac87ab2a87caa03fa108f0d164987a2764 (patch) | |
tree | 4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/ada/s-pack28.ads | |
parent | d87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff) | |
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[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/ada/s-pack28.ads')
-rw-r--r-- | gcc-4.8/gcc/ada/s-pack28.ads | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/ada/s-pack28.ads b/gcc-4.8/gcc/ada/s-pack28.ads new file mode 100644 index 000000000..79c1751a4 --- /dev/null +++ b/gcc-4.8/gcc/ada/s-pack28.ads @@ -0,0 +1,60 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- S Y S T E M . P A C K _ 2 8 -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1992-2009, 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 = 28 + +package System.Pack_28 is + pragma Preelaborate; + + Bits : constant := 28; + + type Bits_28 is mod 2 ** Bits; + for Bits_28'Size use Bits; + + function Get_28 (Arr : System.Address; N : Natural) return Bits_28; + -- Arr is the address of the packed array, N is the zero-based + -- subscript. This element is extracted and returned. + + procedure Set_28 (Arr : System.Address; N : Natural; E : Bits_28); + -- Arr is the address of the packed array, N is the zero-based + -- subscript. This element is set to the given value. + + function GetU_28 (Arr : System.Address; N : Natural) return Bits_28; + -- Arr is the address of the packed array, N is the zero-based + -- subscript. This element is extracted and returned. This version + -- is used when Arr may represent an unaligned address. + + procedure SetU_28 (Arr : System.Address; N : Natural; E : Bits_28); + -- Arr is the address of the packed array, N is the zero-based + -- subscript. This element is set to the given value. This version + -- is used when Arr may represent an unaligned address + +end System.Pack_28; |