1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . V A L _ D E C I M A L _ 6 4 --
9 -- Copyright (C) 2020-2024, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
18 -- As a special exception under Section 7 of GPL version 3, you are granted --
19 -- additional permissions described in the GCC Runtime Library Exception, --
20 -- version 3.1, as published by the Free Software Foundation. --
22 -- You should have received a copy of the GNU General Public License and --
23 -- a copy of the GCC Runtime Library Exception along with this program; --
24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
25 -- <http://www.gnu.org/licenses/>. --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
30 ------------------------------------------------------------------------------
32 -- This package contains routines for scanning values for decimal fixed point
33 -- types up to 64-bit mantissa, for use in Text_IO.Decimal_IO, and the Value
34 -- attribute for such decimal types.
40 package System
.Val_Decimal_64
is
43 subtype Int64
is Interfaces
.Integer_64
;
44 subtype Uns64
is Interfaces
.Unsigned_64
;
46 package Impl
is new Value_D
(Int64
, Uns64
, Arith_64
.Scaled_Divide64
);
48 function Scan_Decimal64
50 Ptr
: not null access Integer;
52 Scale
: Integer) return Int64
53 renames Impl
.Scan_Decimal
;
55 function Value_Decimal64
57 Scale
: Integer) return Int64
58 renames Impl
.Value_Decimal
;
60 end System
.Val_Decimal_64
;