1-- C45531K.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-- CHECK THAT THE OPERATOR "*" PRODUCES CORRECT RESULTS 27-- FOR MIXED FIXED POINT AND INTEGER TYPES USING 4 SUBTESTS. 28-- THIS TEST REQUIRES MIN_WORD_LENGTH = 32. 29-- THIS TEST USES VALUES OF DELTA WHICH ARE GREATER THAN OR 30-- EQUAL TO 0.5. 31-- 32-- TEST CASES ARE: 33-- A) INTEGER * FIXED WHEN ALL VALUES ARE MODEL NUMBERS. 34-- B) FIXED * INTEGER WHEN ALL VALUES ARE MODEL NUMBERS. 35-- C) INTEGER * FIXED FOR NON-MODEL NUMBERS. 36-- D) FIXED * INTEGER FOR NON-MODEL NUMBERS. 37-- 38-- REPEAT FOR MINIMUM REQUIRED WORD LENGTHS OF 12, 16, 32 AND 48, 39-- WITH RANGE <, =, AND > THAN 1.0 AND 40-- WITH DELTA <, =, AND > THAN 1.0. 41 42-- HISTORY: 43-- NTW 09/08/86 CREATED ORIGINAL TEST. 44-- RJW 11/05/86 REVISED COMMENTS. 45-- DHH 01/13/88 ADDED APPLICABILITY CRITERIA AND STANDARD HEADER. 46-- BCB 04/27/90 REVISED APPLICABILITY CRITERIA. 47-- BCB 10/03/90 REMOVED APPLICABILITY CRITERIA AND N/A => ERROR 48-- LINE. CHANGED EXTENSION FROM '.DEP' TO '.ADA'. 49 50 51WITH REPORT; 52PROCEDURE C45531K IS 53 54 USE REPORT; 55 56 MIN_WORD_LENGTH : CONSTANT := 32; 57 FULL_SCALE : CONSTANT := 2 ** (MIN_WORD_LENGTH - 1); 58 FORTH : CONSTANT := FULL_SCALE / 4; 59 RNG1 : CONSTANT := FULL_SCALE * 0.5; 60 TYPE FX_0P5 IS DELTA 0.5 RANGE -RNG1 * 1 .. RNG1 * 1 - 0.5; 61 TYPE FX_1 IS DELTA 1.0 RANGE -RNG1 * 2 .. RNG1 * 2 - 1.0; 62 TYPE FX_RNG1 IS DELTA RNG1 63 RANGE -RNG1 * FULL_SCALE .. RNG1 * (FULL_SCALE - 1); 64 65BEGIN TEST ("C45531K", "MIXED FIXED POINT AND INTEGER ""*"" " 66 & "FOR DELTA <, =, > 1.0"); 67 68 -------------------------------------------------- 69 70 -- CASE A) INTEGER * FIXED WHEN ALL VALUES ARE MODEL NUMBERS. 71 72A: DECLARE 73 A : INTEGER := 0; 74 B : FX_0P5 := 0.0; 75 RESULT_VALUE : FX_0P5 := 0.0; 76 LOWEST_ACCEPTABLE_VALUE : FX_0P5 := FX_0P5 (7.5); 77 HIGHEST_ACCEPTABLE_VALUE : FX_0P5 := FX_0P5 (7.5); 78 BEGIN 79 IF EQUAL (3, 3) THEN 80 A := 3; 81 B := FX_0P5 (2.5); -- A MODEL NUMBER 82 END IF; 83 84 RESULT_VALUE := A * B; 85 86 IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) 87 OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN 88 FAILED ("RESULT OF ""*"" OUTSIDE RESULT MODEL INTERVAL " 89 & "FOR INTEGER * FIXED " 90 & "WHEN ALL VALUES ARE MODEL NUMBERS"); 91 END IF; 92 END A; 93 94 -------------------------------------------------- 95 96 -- CASE B) FIXED * INTEGER WHEN ALL VALUES ARE MODEL NUMBERS. 97 98B: DECLARE 99 A : FX_1 := 0.0; 100 B : INTEGER := 0; 101 RESULT_VALUE : FX_1 := 0.0; 102 LOWEST_ACCEPTABLE_VALUE : FX_1 := FX_1 (3 * FORTH); 103 HIGHEST_ACCEPTABLE_VALUE : FX_1 := FX_1 (3 * FORTH); 104 BEGIN 105 IF EQUAL (3, 3) THEN 106 A := FX_1 (FULL_SCALE / 8); -- A MODEL NUMBER 107 B := 6; 108 END IF; 109 110 RESULT_VALUE := A * B; 111 112 IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) 113 OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN 114 FAILED ("RESULT OF ""*"" OUTSIDE RESULT MODEL INTERVAL " 115 & "FOR FIXED * INTEGER " 116 & "WHEN ALL VALUES ARE MODEL NUMBERS"); 117 END IF; 118 END B; 119 120 -------------------------------------------------- 121 122 -- CASE C) INTEGER * FIXED FOR NON-MODEL NUMBERS. 123 124C: DECLARE 125 A : INTEGER := 0; 126 B : FX_RNG1 := 0.0; 127 RESULT_VALUE : FX_RNG1 := 0.0; 128 LOW_COUNT : CONSTANT := (3 * (FORTH + 0) ); 129 HIGH_COUNT : CONSTANT := (3 * (FORTH + 1) ); 130 LOWEST_ACCEPTABLE_VALUE : FX_RNG1 131 := FX_RNG1 (RNG1 * LOW_COUNT ); 132 HIGHEST_ACCEPTABLE_VALUE : FX_RNG1 133 := FX_RNG1 (RNG1 * HIGH_COUNT); 134 BEGIN 135 IF EQUAL (3, 3) THEN -- B NOT A MODEL NUMBER 136 A := 3; 137 B := FX_RNG1 (RNG1 * FORTH + 0.5); 138 END IF; 139 140 RESULT_VALUE := A * B; 141 142 IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) 143 OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN 144 FAILED ("RESULT OF ""*"" OUTSIDE RESULT MODEL INTERVAL " 145 & "FOR INTEGER * FIXED FOR NON-MODEL NUMBERS"); 146 147 END IF; 148 END C; 149 150 -------------------------------------------------- 151 152 -- CASE D) FIXED * INTEGER FOR NON-MODEL NUMBERS. 153 154D: DECLARE 155 A : FX_RNG1 := 0.0; 156 B : INTEGER := 0; 157 RESULT_VALUE : FX_RNG1 := 0.0; 158 LOW_COUNT : CONSTANT := (3 * (FORTH + 0) ); 159 HIGH_COUNT : CONSTANT := (3 * (FORTH + 1) ); 160 LOWEST_ACCEPTABLE_VALUE : FX_RNG1 161 := FX_RNG1 (RNG1 * LOW_COUNT ); 162 HIGHEST_ACCEPTABLE_VALUE : FX_RNG1 163 := FX_RNG1 (RNG1 * HIGH_COUNT); 164 BEGIN 165 IF EQUAL (3, 3) THEN -- A NOT A MODEL NUMBER 166 A := FX_RNG1 (RNG1 * FORTH + 0.5); 167 B := 3; 168 END IF; 169 170 RESULT_VALUE := A * B; 171 172 IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) 173 OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN 174 FAILED ("RESULT OF ""*"" OUTSIDE RESULT MODEL INTERVAL " 175 & "FOR FIXED * INTEGER FOR NON-MODEL NUMBERS"); 176 END IF; 177 END D; 178 179 -------------------------------------------------- 180 181 182 RESULT; 183 184END C45531K; 185