| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUNTIME COMPONENTS -- |
| -- -- |
| -- S Y S T E M . S C A L A R _ V A L U E S -- |
| -- S p e c -- |
| -- -- |
| -- $Revision: 1.2 $ |
| -- -- |
| -- Copyright (C) 2001 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 2, 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. See the GNU General Public License -- |
| -- for more details. You should have received a copy of the GNU General -- |
| -- Public License distributed with GNAT; see file COPYING. If not, write -- |
| -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- |
| -- MA 02111-1307, USA. -- |
| -- -- |
| -- As a special exception, if other files instantiate generics from this -- |
| -- unit, or you link this unit with other files to produce an executable, -- |
| -- this unit does not by itself cause the resulting executable to be -- |
| -- covered by the GNU General Public License. This exception does not -- |
| -- however invalidate any other reasons why the executable file might be -- |
| -- covered by the GNU Public License. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- This package defines the constants used for initializing scalar values |
| -- when pragma Initialize_Scalars is used. The actual values are defined |
| -- in the binder generated file. This package contains the Ada names that |
| -- are used by the generated code, which are linked to the actual values |
| -- by the use of pragma Import. |
| |
| package System.Scalar_Values is |
| pragma Pure (Scalar_Values); |
| |
| type Byte1 is mod 2 ** 8; |
| type Byte2 is mod 2 ** 16; |
| type Byte4 is mod 2 ** 32; |
| type Byte8 is mod 2 ** 64; |
| |
| IS_Is1 : constant Byte1; -- Initialize 1 byte signed value |
| IS_Is2 : constant Byte2; -- Initialize 2 byte signed value |
| IS_Is4 : constant Byte4; -- Initialize 4 byte signed value |
| IS_Is8 : constant Byte8; -- Initialize 8 byte signed value |
| IS_Iu1 : constant Byte1; -- Initialize 1 byte unsigned value |
| IS_Iu2 : constant Byte2; -- Initialize 2 byte unsigned value |
| IS_Iu4 : constant Byte4; -- Initialize 4 byte unsigned value |
| IS_Iu8 : constant Byte8; -- Initialize 8 byte unsigned value |
| IS_Isf : constant Short_Float; -- Initialize short float value |
| IS_Ifl : constant Float; -- Initialize float value |
| IS_Ilf : constant Long_Float; -- Initialize long float value |
| IS_Ill : constant Long_Long_Float; -- Initialize long long float value |
| |
| pragma Import (Ada, IS_Is1, "__gnat_Is1"); |
| pragma Import (Ada, IS_Is2, "__gnat_Is2"); |
| pragma Import (Ada, IS_Is4, "__gnat_Is4"); |
| pragma Import (Ada, IS_Is8, "__gnat_Is8"); |
| pragma Import (Ada, IS_Iu1, "__gnat_Iu1"); |
| pragma Import (Ada, IS_Iu2, "__gnat_Iu2"); |
| pragma Import (Ada, IS_Iu4, "__gnat_Iu4"); |
| pragma Import (Ada, IS_Iu8, "__gnat_Iu8"); |
| pragma Import (Ada, IS_Isf, "__gnat_Isf"); |
| pragma Import (Ada, IS_Ifl, "__gnat_Ifl"); |
| pragma Import (Ada, IS_Ilf, "__gnat_Ilf"); |
| pragma Import (Ada, IS_Ill, "__gnat_Ill"); |
| |
| end System.Scalar_Values; |