-- --
-- S p e c --
-- --
--- Copyright (C) 1996-2004 Free Software Foundation, Inc. --
+-- Copyright (C) 1996-2007, 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- --
-- 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. --
+-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
+-- Boston, MA 02110-1301, 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, --
-- These definitions can be used directly by withing this package, or merged
-- with System using pragma Extend_System (Aux_DEC)
--- This is the IPF VMS 64 bit version.
+-- This is the VMS 64 bit version
-with Unchecked_Conversion;
+with Ada.Unchecked_Conversion;
package System.Aux_DEC is
-pragma Elaborate_Body (Aux_DEC);
+ pragma Preelaborate;
- subtype Short_Address is Address
+ type Short_Integer_Address is
range -2 ** (32 - 1) .. +2 ** (32 - 1) - 1;
+ -- Integer literals cannot appear naked in an address context, as a
+ -- result the bounds of Short_Address cannot be given simply as 2^32 etc.
+
+ subtype Short_Address is Address
+ range Address (Short_Integer_Address'First) ..
+ Address (Short_Integer_Address'Last);
for Short_Address'Object_Size use 32;
-- This subtype allows addresses to be converted from 64 bits to 32 bits
-- with an appropriate range check. Note that since this is a subtype of
-- not available.
Short_Memory_Size : constant := 2 ** 32;
- -- Defined for convenience of porting.
+ -- Defined for convenience of porting
type Integer_8 is range -2 ** (8 - 1) .. +2 ** (8 - 1) - 1;
for Integer_8'Size use 8;
type Largest_Integer is range Min_Int .. Max_Int;
- type AST_Handler is limited private;
+ type AST_Handler is private;
No_AST_Handler : constant AST_Handler;
procedure Clear_Interlocked
(Bit : in out Boolean;
Old_Value : out Boolean;
- Retry_Count : in Natural;
+ Retry_Count : Natural;
Success_Flag : out Boolean);
procedure Set_Interlocked
(Bit : in out Boolean;
Old_Value : out Boolean;
- Retry_Count : in Natural;
+ Retry_Count : Natural;
Success_Flag : out Boolean);
procedure Add_Interlocked
- (Addend : in Short_Integer;
+ (Addend : Short_Integer;
Augend : in out Aligned_Word;
Sign : out Integer);
procedure Add_Atomic
(To : in out Aligned_Integer;
- Amount : in Integer);
+ Amount : Integer);
procedure Add_Atomic
(To : in out Aligned_Integer;
- Amount : in Integer;
- Retry_Count : in Natural;
+ Amount : Integer;
+ Retry_Count : Natural;
Old_Value : out Integer;
Success_Flag : out Boolean);
procedure Add_Atomic
(To : in out Aligned_Long_Integer;
- Amount : in Long_Integer);
+ Amount : Long_Integer);
procedure Add_Atomic
(To : in out Aligned_Long_Integer;
- Amount : in Long_Integer;
- Retry_Count : in Natural;
+ Amount : Long_Integer;
+ Retry_Count : Natural;
Old_Value : out Long_Integer;
Success_Flag : out Boolean);
procedure And_Atomic
(To : in out Aligned_Integer;
- From : in Integer);
+ From : Integer);
procedure And_Atomic
(To : in out Aligned_Integer;
- From : in Integer;
- Retry_Count : in Natural;
+ From : Integer;
+ Retry_Count : Natural;
Old_Value : out Integer;
Success_Flag : out Boolean);
procedure And_Atomic
(To : in out Aligned_Long_Integer;
- From : in Long_Integer);
+ From : Long_Integer);
procedure And_Atomic
(To : in out Aligned_Long_Integer;
- From : in Long_Integer;
- Retry_Count : in Natural;
+ From : Long_Integer;
+ Retry_Count : Natural;
Old_Value : out Long_Integer;
Success_Flag : out Boolean);
procedure Or_Atomic
(To : in out Aligned_Integer;
- From : in Integer);
+ From : Integer);
procedure Or_Atomic
(To : in out Aligned_Integer;
- From : in Integer;
- Retry_Count : in Natural;
+ From : Integer;
+ Retry_Count : Natural;
Old_Value : out Integer;
Success_Flag : out Boolean);
procedure Or_Atomic
(To : in out Aligned_Long_Integer;
- From : in Long_Integer);
+ From : Long_Integer);
procedure Or_Atomic
(To : in out Aligned_Long_Integer;
- From : in Long_Integer;
- Retry_Count : in Natural;
+ From : Long_Integer;
+ Retry_Count : Natural;
Old_Value : out Long_Integer;
Success_Flag : out Boolean);
OK_Empty => +2);
procedure Insqhi
- (Item : in Address;
- Header : in Address;
+ (Item : Address;
+ Header : Address;
Status : out Insq_Status);
procedure Remqhi
- (Header : in Address;
+ (Header : Address;
Item : out Address;
Status : out Remq_Status);
procedure Insqti
- (Item : in Address;
- Header : in Address;
+ (Item : Address;
+ Header : Address;
Status : out Insq_Status);
procedure Remqti
- (Header : in Address;
+ (Header : Address;
Item : out Address;
Status : out Remq_Status);
-- convention C so that the critical parameters are passed by reference.
-- Without this, the parameters are passed by copy, creating load/store
-- race conditions. We also inline them, since this seems more in the
- -- spirit of the original (hardware instrinsic) routines.
+ -- spirit of the original (hardware intrinsic) routines.
pragma Convention (C, Clear_Interlocked);
pragma Inline_Always (Clear_Interlocked);
-- detectable by a program)
function To_Unsigned_Byte_A is new
- Unchecked_Conversion (Bit_Array_8, Unsigned_Byte);
+ Ada.Unchecked_Conversion (Bit_Array_8, Unsigned_Byte);
function To_Unsigned_Byte (X : Bit_Array_8) return Unsigned_Byte
renames To_Unsigned_Byte_A;
function To_Bit_Array_8_A is new
- Unchecked_Conversion (Unsigned_Byte, Bit_Array_8);
+ Ada.Unchecked_Conversion (Unsigned_Byte, Bit_Array_8);
function To_Bit_Array_8 (X : Unsigned_Byte) return Bit_Array_8
renames To_Bit_Array_8_A;
function To_Unsigned_Word_A is new
- Unchecked_Conversion (Bit_Array_16, Unsigned_Word);
+ Ada.Unchecked_Conversion (Bit_Array_16, Unsigned_Word);
function To_Unsigned_Word (X : Bit_Array_16) return Unsigned_Word
renames To_Unsigned_Word_A;
function To_Bit_Array_16_A is new
- Unchecked_Conversion (Unsigned_Word, Bit_Array_16);
+ Ada.Unchecked_Conversion (Unsigned_Word, Bit_Array_16);
function To_Bit_Array_16 (X : Unsigned_Word) return Bit_Array_16
renames To_Bit_Array_16_A;
function To_Unsigned_Longword_A is new
- Unchecked_Conversion (Bit_Array_32, Unsigned_Longword);
+ Ada.Unchecked_Conversion (Bit_Array_32, Unsigned_Longword);
function To_Unsigned_Longword (X : Bit_Array_32) return Unsigned_Longword
renames To_Unsigned_Longword_A;
function To_Bit_Array_32_A is new
- Unchecked_Conversion (Unsigned_Longword, Bit_Array_32);
+ Ada.Unchecked_Conversion (Unsigned_Longword, Bit_Array_32);
function To_Bit_Array_32 (X : Unsigned_Longword) return Bit_Array_32
renames To_Bit_Array_32_A;
function To_Unsigned_32_A is new
- Unchecked_Conversion (Bit_Array_32, Unsigned_32);
+ Ada.Unchecked_Conversion (Bit_Array_32, Unsigned_32);
function To_Unsigned_32 (X : Bit_Array_32) return Unsigned_32
renames To_Unsigned_32_A;
function To_Bit_Array_32_A is new
- Unchecked_Conversion (Unsigned_32, Bit_Array_32);
+ Ada.Unchecked_Conversion (Unsigned_32, Bit_Array_32);
function To_Bit_Array_32 (X : Unsigned_32) return Bit_Array_32
renames To_Bit_Array_32_A;
function To_Unsigned_Quadword_A is new
- Unchecked_Conversion (Bit_Array_64, Unsigned_Quadword);
+ Ada.Unchecked_Conversion (Bit_Array_64, Unsigned_Quadword);
function To_Unsigned_Quadword (X : Bit_Array_64) return Unsigned_Quadword
renames To_Unsigned_Quadword_A;
function To_Bit_Array_64_A is new
- Unchecked_Conversion (Unsigned_Quadword, Bit_Array_64);
+ Ada.Unchecked_Conversion (Unsigned_Quadword, Bit_Array_64);
function To_Bit_Array_64 (X : Unsigned_Quadword) return Bit_Array_64
renames To_Bit_Array_64_A;
-- want warnings when we compile on such systems.
function To_Address_A is new
- Unchecked_Conversion (Integer, Address);
+ Ada.Unchecked_Conversion (Integer, Address);
pragma Pure_Function (To_Address_A);
function To_Address (X : Integer) return Address
pragma Pure_Function (To_Address);
function To_Address_Long_A is new
- Unchecked_Conversion (Unsigned_Longword, Address);
+ Ada.Unchecked_Conversion (Unsigned_Longword, Address);
pragma Pure_Function (To_Address_Long_A);
function To_Address_Long (X : Unsigned_Longword) return Address
pragma Pure_Function (To_Address_Long);
function To_Integer_A is new
- Unchecked_Conversion (Address, Integer);
+ Ada.Unchecked_Conversion (Address, Integer);
function To_Integer (X : Address) return Integer
renames To_Integer_A;
function To_Unsigned_Longword_A is new
- Unchecked_Conversion (Address, Unsigned_Longword);
+ Ada.Unchecked_Conversion (Address, Unsigned_Longword);
function To_Unsigned_Longword (X : Address) return Unsigned_Longword
renames To_Unsigned_Longword_A;
function To_Unsigned_Longword_A is new
- Unchecked_Conversion (AST_Handler, Unsigned_Longword);
+ Ada.Unchecked_Conversion (AST_Handler, Unsigned_Longword);
function To_Unsigned_Longword (X : AST_Handler) return Unsigned_Longword
renames To_Unsigned_Longword_A;
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