blob: 7ccd9f0e8b6012a6002ad96d7d41a37f48cd219d [file] [log] [blame]
------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- A D A . D E C I M A L --
-- --
-- S p e c --
-- --
-- Copyright (C) 1992-2021, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- apply solely to the contents of the part following the private keyword. --
-- --
-- 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. --
-- --
------------------------------------------------------------------------------
package Ada.Decimal is
pragma Pure;
-- The compiler makes a number of assumptions based on the following five
-- constants (e.g. there is an assumption that decimal values can always
-- be represented in 64-bit signed binary form), so code modifications are
-- required to increase these constants.
Max_Scale : constant := +18;
Min_Scale : constant := -18;
Min_Delta : constant := 1.0E-18;
Max_Delta : constant := 1.0E+18;
Max_Decimal_Digits : constant := 18;
generic
type Dividend_Type is delta <> digits <>;
type Divisor_Type is delta <> digits <>;
type Quotient_Type is delta <> digits <>;
type Remainder_Type is delta <> digits <>;
procedure Divide
(Dividend : Dividend_Type;
Divisor : Divisor_Type;
Quotient : out Quotient_Type;
Remainder : out Remainder_Type);
private
pragma Inline (Divide);
end Ada.Decimal;