1-- 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 49WITH REPORT; USE REPORT; 50PROCEDURE C45651A IS 51 52 -- THE NAME OF EACH TYPE OR SUBTYPE ENDS WITH THAT TYPE'S 53 -- 'MANTISSA VALUE. 54 55BEGIN 56 57 TEST ("C45651A", "CHECK THAT, FOR FIXED POINT TYPES, THE ABS " & 58 "OPERATOR PRODUCES CORRECT RESULTS - BASIC " & 59 "TYPES"); 60 61 ------------------------------------------------------------------- 62 63A: 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 168B: 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 246END C45651A; 247