1 |
12 |
jlechner |
-- C45651A.ADA
|
2 |
|
|
|
3 |
|
|
-- Grant of Unlimited Rights
|
4 |
|
|
--
|
5 |
|
|
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
|
6 |
|
|
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
|
7 |
|
|
-- unlimited rights in the software and documentation contained herein.
|
8 |
|
|
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
|
9 |
|
|
-- this public release, the Government intends to confer upon all
|
10 |
|
|
-- recipients unlimited rights equal to those held by the Government.
|
11 |
|
|
-- These rights include rights to use, duplicate, release or disclose the
|
12 |
|
|
-- released technical data and computer software in whole or in part, in
|
13 |
|
|
-- any manner and for any purpose whatsoever, and to have or permit others
|
14 |
|
|
-- to do so.
|
15 |
|
|
--
|
16 |
|
|
-- DISCLAIMER
|
17 |
|
|
--
|
18 |
|
|
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
|
19 |
|
|
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
|
20 |
|
|
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
|
21 |
|
|
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
|
22 |
|
|
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
|
23 |
|
|
-- PARTICULAR PURPOSE OF SAID MATERIAL.
|
24 |
|
|
--*
|
25 |
|
|
-- OBJECTIVE:
|
26 |
|
|
-- FOR FIXED POINT TYPES, CHECK:
|
27 |
|
|
-- (A) FOR MODEL NUMBERS A >= 0.0, THAT ABS A = A.
|
28 |
|
|
-- (B) FOR MODEL NUMBERS A <= 0.0. THAT ABS A = -A.
|
29 |
|
|
-- (C) FOR NON-MODEL NUMBERS A > 0.0, THAT ABS A VALUES ARE
|
30 |
|
|
-- WITHIN THE APPROPRIATE MODEL INTERVAL.
|
31 |
|
|
-- (D) FOR NON-MODEL NUMBERS A < 0.0, THAT ABS A VALUES ARE
|
32 |
|
|
-- WITHIN THE APPROPRIATE MODEL INTERVAL.
|
33 |
|
|
|
34 |
|
|
-- CASE A: BASIC TYPES THAT FIT THE CHARACTERISTICS OF
|
35 |
|
|
-- DURATION'BASE.
|
36 |
|
|
|
37 |
|
|
-- HISTORY:
|
38 |
|
|
-- WRG 9/11/86
|
39 |
|
|
-- PWB 3/31/88 CHANGED RANGE FOR MEMBERSHIP TEST INVOLVING
|
40 |
|
|
-- ABS (DECIMAL_M4'FIRST + DECIMAL_M4'SMALL / 2).
|
41 |
|
|
-- RJW 8/21/89 REMOVED CHECKS INVOLVING HARD-CODED FIXED-POINT
|
42 |
|
|
-- UPPER BOUNDS WHICH WERE INCORRECT FOR SOME
|
43 |
|
|
-- IMPLEMENTATIONS. REVISED HEADER.
|
44 |
|
|
-- PWN 02/02/95 REMOVED INCONSISTENCIES WITH ADA 9X.
|
45 |
|
|
-- KAS 11/14/95 REMOVED CASES THAT DEPEND ON SPECIFIC VALUE FOR 'SMALL
|
46 |
|
|
-- TMB 11/19/94 REMOVED CASES RELATING TO 3.5.9(8) RULES - SMALL
|
47 |
|
|
-- MAY BE LESS THAN OR EQUAL TO DELTA FOR FIXED POINT.
|
48 |
|
|
|
49 |
|
|
WITH REPORT; USE REPORT;
|
50 |
|
|
PROCEDURE C45651A IS
|
51 |
|
|
|
52 |
|
|
-- THE NAME OF EACH TYPE OR SUBTYPE ENDS WITH THAT TYPE'S
|
53 |
|
|
-- 'MANTISSA VALUE.
|
54 |
|
|
|
55 |
|
|
BEGIN
|
56 |
|
|
|
57 |
|
|
TEST ("C45651A", "CHECK THAT, FOR FIXED POINT TYPES, THE ABS " &
|
58 |
|
|
"OPERATOR PRODUCES CORRECT RESULTS - BASIC " &
|
59 |
|
|
"TYPES");
|
60 |
|
|
|
61 |
|
|
-------------------------------------------------------------------
|
62 |
|
|
|
63 |
|
|
A: DECLARE
|
64 |
|
|
TYPE LIKE_DURATION_M23 IS DELTA 0.020
|
65 |
|
|
RANGE -86_400.0 .. 86_400.0;
|
66 |
|
|
|
67 |
|
|
NON_MODEL_CONST : CONSTANT := 2.0 / 3;
|
68 |
|
|
NON_MODEL_VAR : LIKE_DURATION_M23 := 0.0;
|
69 |
|
|
|
70 |
|
|
SMALL, MAX, MIN, ZERO : LIKE_DURATION_M23 := 0.5;
|
71 |
|
|
X : LIKE_DURATION_M23 := 1.0;
|
72 |
|
|
BEGIN
|
73 |
|
|
-- INITIALIZE "CONSTANTS":
|
74 |
|
|
IF EQUAL (3, 3) THEN
|
75 |
|
|
SMALL := LIKE_DURATION_M23'SMALL;
|
76 |
|
|
MAX := LIKE_DURATION_M23'LAST;
|
77 |
|
|
MIN := LIKE_DURATION_M23'FIRST;
|
78 |
|
|
ZERO := 0.0;
|
79 |
|
|
NON_MODEL_VAR := NON_MODEL_CONST;
|
80 |
|
|
END IF;
|
81 |
|
|
|
82 |
|
|
-- (A)
|
83 |
|
|
IF EQUAL (3, 3) THEN
|
84 |
|
|
X := SMALL;
|
85 |
|
|
END IF;
|
86 |
|
|
IF ABS X /= SMALL OR X /= ABS LIKE_DURATION_M23'SMALL THEN
|
87 |
|
|
FAILED ("ABS (1.0 / 64) /= (1.0 / 64)");
|
88 |
|
|
END IF;
|
89 |
|
|
IF EQUAL (3, 3) THEN
|
90 |
|
|
X := MAX;
|
91 |
|
|
END IF;
|
92 |
|
|
IF ABS X /= MAX OR X /= ABS LIKE_DURATION_M23'LAST THEN
|
93 |
|
|
FAILED ("ABS 86_400.0 /= 86_400.0");
|
94 |
|
|
END IF;
|
95 |
|
|
|
96 |
|
|
-- (B)
|
97 |
|
|
IF EQUAL (3, 3) THEN
|
98 |
|
|
X := -SMALL;
|
99 |
|
|
END IF;
|
100 |
|
|
IF ABS X /= SMALL OR
|
101 |
|
|
ABS (-LIKE_DURATION_M23'SMALL) /= SMALL THEN
|
102 |
|
|
FAILED ("ABS -(1.0 / 64) /= (1.0 / 64)");
|
103 |
|
|
END IF;
|
104 |
|
|
IF EQUAL (3, 3) THEN
|
105 |
|
|
X := MIN;
|
106 |
|
|
END IF;
|
107 |
|
|
IF ABS X /= MAX OR ABS LIKE_DURATION_M23'FIRST /= MAX THEN
|
108 |
|
|
FAILED ("ABS -86_400.0 /= 86_400.0");
|
109 |
|
|
END IF;
|
110 |
|
|
|
111 |
|
|
-- (A) AND (B)
|
112 |
|
|
IF EQUAL (3, 3) THEN
|
113 |
|
|
X := 0.0;
|
114 |
|
|
END IF;
|
115 |
|
|
IF "ABS" (RIGHT => X) /= ZERO OR X /= ABS 0.0 THEN
|
116 |
|
|
FAILED ("ABS 0.0 /= 0.0 -- (LIKE_DURATION_M23)");
|
117 |
|
|
END IF;
|
118 |
|
|
|
119 |
|
|
-- CHECK THAT VALUE OF NON_MODEL_VAR IS IN THE RANGE
|
120 |
|
|
-- 42 * 'SMALL .. 43 * 'SMALL:
|
121 |
|
|
IF NON_MODEL_VAR NOT IN 0.65625 .. 0.671875 THEN
|
122 |
|
|
FAILED ("VALUE OF NON_MODEL_VAR NOT IN CORRECT RANGE " &
|
123 |
|
|
"- A");
|
124 |
|
|
END IF;
|
125 |
|
|
|
126 |
|
|
-- (C)
|
127 |
|
|
IF ABS NON_MODEL_VAR NOT IN 0.65625 .. 0.671875 OR
|
128 |
|
|
ABS LIKE_DURATION_M23'(NON_MODEL_CONST) NOT IN
|
129 |
|
|
0.65625 .. 0.671875 THEN
|
130 |
|
|
FAILED ("ABS (2.0 / 3) NOT IN CORRECT RANGE - A");
|
131 |
|
|
END IF;
|
132 |
|
|
IF EQUAL (3, 3) THEN
|
133 |
|
|
X := 86_399.992_187_5; -- LIKE_DURATION_M23'LAST -
|
134 |
|
|
-- 1.0 / 128.
|
135 |
|
|
END IF;
|
136 |
|
|
IF ABS X NOT IN 86_399.984_375 .. 86_400.0 OR
|
137 |
|
|
ABS (LIKE_DURATION_M23'LAST - LIKE_DURATION_M23'SMALL / 2)
|
138 |
|
|
NOT IN 86_399.984_375 .. 86_400.0 THEN
|
139 |
|
|
FAILED ("ABS (LIKE_DURATION_M23'LAST - " &
|
140 |
|
|
"LIKE_DURATION_M23'SMALL / 2) NOT IN CORRECT " &
|
141 |
|
|
"RANGE");
|
142 |
|
|
END IF;
|
143 |
|
|
|
144 |
|
|
-- (D)
|
145 |
|
|
IF EQUAL (3, 3) THEN
|
146 |
|
|
X := -NON_MODEL_CONST;
|
147 |
|
|
END IF;
|
148 |
|
|
IF ABS X NOT IN 0.65625 .. 0.671875 OR
|
149 |
|
|
ABS (-LIKE_DURATION_M23'(NON_MODEL_CONST)) NOT IN
|
150 |
|
|
0.65625 .. 0.671875 THEN
|
151 |
|
|
FAILED ("ABS (-2.0 / 3) NOT IN CORRECT RANGE - A");
|
152 |
|
|
END IF;
|
153 |
|
|
IF EQUAL (3, 3) THEN
|
154 |
|
|
X := -86_399.992_187_5; -- LIKE_DURATION_M23'FIRST +
|
155 |
|
|
-- 1.0 / 128.
|
156 |
|
|
END IF;
|
157 |
|
|
IF ABS X NOT IN 86_399.984_375 .. 86_400.0 OR
|
158 |
|
|
ABS (LIKE_DURATION_M23'FIRST + LIKE_DURATION_M23'SMALL / 2)
|
159 |
|
|
NOT IN 86_399.984_375 .. 86_400.0 THEN
|
160 |
|
|
FAILED ("ABS (LIKE_DURATION_M23'FIRST +" &
|
161 |
|
|
"LIKE_DURATION_M23'SMALL / 2) NOT IN CORRECT " &
|
162 |
|
|
"RANGE");
|
163 |
|
|
END IF;
|
164 |
|
|
END A;
|
165 |
|
|
|
166 |
|
|
-------------------------------------------------------------------
|
167 |
|
|
|
168 |
|
|
B: DECLARE
|
169 |
|
|
TYPE DECIMAL_M4 IS DELTA 100.0 RANGE -1000.0 .. 1000.0;
|
170 |
|
|
|
171 |
|
|
NON_MODEL_CONST : CONSTANT := 2.0 / 3;
|
172 |
|
|
NON_MODEL_VAR : DECIMAL_M4 := 0.0;
|
173 |
|
|
|
174 |
|
|
SMALL, MAX, MIN, ZERO : DECIMAL_M4 := 128.0;
|
175 |
|
|
X : DECIMAL_M4 := 0.0;
|
176 |
|
|
BEGIN
|
177 |
|
|
-- INITIALIZE "CONSTANTS":
|
178 |
|
|
IF EQUAL (3, 3) THEN
|
179 |
|
|
SMALL := DECIMAL_M4'SMALL;
|
180 |
|
|
ZERO := 0.0;
|
181 |
|
|
NON_MODEL_VAR := NON_MODEL_CONST;
|
182 |
|
|
END IF;
|
183 |
|
|
|
184 |
|
|
-- (A)
|
185 |
|
|
IF EQUAL (3, 3) THEN
|
186 |
|
|
X := SMALL;
|
187 |
|
|
END IF;
|
188 |
|
|
IF ABS X /= SMALL OR X /= ABS DECIMAL_M4'SMALL THEN
|
189 |
|
|
FAILED ("ABS 64.0 /= 64.0");
|
190 |
|
|
END IF;
|
191 |
|
|
|
192 |
|
|
-- (B)
|
193 |
|
|
IF EQUAL (3, 3) THEN
|
194 |
|
|
X := -SMALL;
|
195 |
|
|
END IF;
|
196 |
|
|
IF ABS X /= SMALL OR ABS (-DECIMAL_M4'SMALL) /= SMALL THEN
|
197 |
|
|
FAILED ("ABS -64.0 /= 64.0");
|
198 |
|
|
END IF;
|
199 |
|
|
|
200 |
|
|
-- (A) AND (B)
|
201 |
|
|
IF EQUAL (3, 3) THEN
|
202 |
|
|
X := 0.0;
|
203 |
|
|
END IF;
|
204 |
|
|
IF ABS X /= ZERO OR X /= ABS 0.0 THEN
|
205 |
|
|
FAILED ("ABS 0.0 /= 0.0 -- (DECIMAL_M4)");
|
206 |
|
|
END IF;
|
207 |
|
|
|
208 |
|
|
-- CHECK THE VALUE OF NON_MODEL_VAR:
|
209 |
|
|
IF NON_MODEL_VAR NOT IN 0.0 .. 64.0 THEN
|
210 |
|
|
FAILED ("VALUE OF NON_MODEL_VAR NOT IN CORRECT RANGE " &
|
211 |
|
|
"- B");
|
212 |
|
|
END IF;
|
213 |
|
|
|
214 |
|
|
-- (C)
|
215 |
|
|
IF ABS NON_MODEL_VAR NOT IN 0.0 .. 64.0 OR
|
216 |
|
|
ABS DECIMAL_M4'(NON_MODEL_CONST) NOT IN 0.0 .. 64.0 THEN
|
217 |
|
|
FAILED ("ABS (2.0 / 3) NOT IN CORRECT RANGE - B");
|
218 |
|
|
END IF;
|
219 |
|
|
IF EQUAL (3, 3) THEN
|
220 |
|
|
X := 37.0; -- INTERVAL IS 0.0 .. 64.0.
|
221 |
|
|
END IF;
|
222 |
|
|
IF EQUAL (3, 3) THEN
|
223 |
|
|
X := 928.0;
|
224 |
|
|
END IF;
|
225 |
|
|
|
226 |
|
|
-- (D)
|
227 |
|
|
IF EQUAL (3, 3) THEN
|
228 |
|
|
X := -NON_MODEL_CONST;
|
229 |
|
|
END IF;
|
230 |
|
|
IF ABS X NOT IN 0.0 .. 64.0 OR
|
231 |
|
|
ABS (-DECIMAL_M4'(NON_MODEL_CONST)) NOT IN 0.0 .. 64.0 THEN
|
232 |
|
|
FAILED ("ABS -(2.0 / 3) NOT IN CORRECT RANGE - B");
|
233 |
|
|
END IF;
|
234 |
|
|
IF EQUAL (3, 3) THEN
|
235 |
|
|
X := -37.0; -- INTERVAL IS -SMALL .. 0.0.
|
236 |
|
|
END IF;
|
237 |
|
|
IF EQUAL (3, 3) THEN
|
238 |
|
|
X := -928.0;
|
239 |
|
|
END IF;
|
240 |
|
|
END B;
|
241 |
|
|
|
242 |
|
|
-------------------------------------------------------------------
|
243 |
|
|
|
244 |
|
|
RESULT;
|
245 |
|
|
|
246 |
|
|
END C45651A;
|