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-- Copyright 2004-2024 Free Software Foundation, Inc.
--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation; either version 3 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT 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
-- along with this program. If not, see <http://www.gnu.org/licenses/>.
with System;
with Pck; use Pck;
procedure Fixed_Points is
------------
-- Test 1 --
------------
-- Fixed point subtypes
type Base_Fixed_Point_Type is
delta 1.0 / 16.0
range -2147483648 * 1.0 / 16.0 .. 2147483647 * 1.0 / 16.0;
subtype Fixed_Point_Subtype is
Base_Fixed_Point_Type range -50.0 .. 50.0;
type New_Fixed_Point_Type is
new Base_Fixed_Point_Type range -50.0 .. 50.0;
Base_Object : Base_Fixed_Point_Type := -50.0;
Subtype_Object : Fixed_Point_Subtype := -50.0;
New_Type_Object : New_Fixed_Point_Type := -50.0;
------------
-- Test 2 --
------------
-- Overprecise delta
Overprecise_Delta : constant := 0.135791357913579;
-- delta whose significant figures cannot be stored into a long.
type Overprecise_Fixed_Point is
delta Overprecise_Delta range 0.0 .. 200.0;
for Overprecise_Fixed_Point'Small use Overprecise_Delta;
Overprecise_Object : Overprecise_Fixed_Point :=
Overprecise_Fixed_Point'Small;
FP5_Var : FP5_Type := 3 * Delta5;
Another_Delta : constant := 1.0/(2**63);
type Another_Type is delta Another_Delta range -1.0 .. (1.0 - Another_Delta);
for Another_Type'small use Another_Delta;
for Another_Type'size use 64;
Another_Fixed : Another_Type := Another_Delta * 5;
begin
Base_Object := 1.0/16.0; -- Set breakpoint here
Subtype_Object := 1.0/16.0;
New_Type_Object := 1.0/16.0;
Overprecise_Object := Overprecise_Fixed_Point'Small * 2;
Do_Nothing (FP1_Var'Address);
Do_Nothing (FP2_Var'Address);
Do_Nothing (FP3_Var'Address);
Do_Nothing (FP4_Var'Address);
Do_Nothing (FP5_Var'Address);
Do_Nothing (Another_Fixed'Address);
end Fixed_Points;
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