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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . F O R E _ F --
-- --
-- S p e c --
-- --
-- Copyright (C) 2020-2024, 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. --
-- --
------------------------------------------------------------------------------
-- This package contains the routine used for the Fore attribute of ordinary
-- fixed point types whose Small is the ratio of two Int values.
generic
type Int is range <>;
with procedure Scaled_Divide
(X, Y, Z : Int;
Q, R : out Int;
Round : Boolean);
package System.Fore_F is
pragma Pure;
function Fore_Fixed
(Lo, Hi, Num, Den : Int; Scale : Integer) return Natural;
-- Compute Fore attribute value for an ordinary fixed point type. The
-- parameters are the low and high bounds (in units of small), the small
-- Num/Den and the associated scale, which is the smallest integer N such
-- that 10**N * (Num/Den) is greater or equal to 1, if it is nonpositive.
end System.Fore_F;
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