OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [ada/] [acats/] [tests/] [c4/] [c45531l.ada] - Blame information for rev 720

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 720 jeremybenn
-- C45531L.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 3 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) FIXED / INTEGER WHEN ALL VALUES ARE MODEL NUMBERS.
34
--       B) FIXED / INTEGER WITH NUMERATOR MODEL NUMBER AND RESULT NOT.
35
--       C) FIXED / INTEGER FOR NON-MODEL NUMBERS.
36
--
37
--     REPEAT FOR MINIMUM REQUIRED WORD LENGTHS OF 12, 16, 32 AND 48,
38
--     WITH RANGE <, =, AND > THAN 1.0 AND
39
--     WITH DELTA <, =, AND > THAN 1.0.
40
 
41
-- HISTORY:
42
--     NTW 09/08/86 CREATED ORIGINAL TEST.
43
--     RJW 11/05/86 REVISED COMMENTS.
44
--     DHH 01/13/88 ADDED APPLICABILITY CRITERIA AND STANDARD HEADER.
45
--     BCB 04/27/90 REVISED APPLICABILITY CRITERIA.
46
--     BCB 10/03/90 REMOVED APPLICABILITY CRITERIA AND N/A => ERROR
47
--                  LINE.  CHANGED EXTENSION FROM '.DEP' TO '.ADA'.
48
 
49
 
50
WITH REPORT;
51
PROCEDURE C45531L IS
52
 
53
     USE REPORT;
54
 
55
     MIN_WORD_LENGTH : CONSTANT := 32;
56
     FULL_SCALE      : CONSTANT := 2 ** (MIN_WORD_LENGTH - 1);
57
     FORTH           : CONSTANT := FULL_SCALE / 4;
58
     RNG1            : CONSTANT := FULL_SCALE * 0.5;
59
     TYPE FX_0P5  IS DELTA 0.5 RANGE -RNG1 * 1 .. RNG1 * 1 - 0.5;
60
     TYPE FX_1    IS DELTA 1.0 RANGE -RNG1 * 2 .. RNG1 * 2 - 1.0;
61
     TYPE FX_RNG1 IS DELTA RNG1
62
                    RANGE -RNG1 * FULL_SCALE .. RNG1 * (FULL_SCALE - 1);
63
 
64
BEGIN TEST ("C45531L", "MIXED FIXED POINT AND INTEGER ""/"" "
65
                     & "FOR DELTA <, =, > 1.0");
66
 
67
     --------------------------------------------------
68
 
69
     -- CASE A) FIXED / INTEGER WHEN ALL VALUES ARE MODEL NUMBERS.
70
 
71
A:   DECLARE
72
          A              : FX_0P5  := 0.0;
73
          B              : INTEGER := 0;
74
          RESULT_VALUE   : FX_0P5  := 0.0;
75
          LOWEST_ACCEPTABLE_VALUE  : FX_0P5 := FX_0P5 (1.5);
76
          HIGHEST_ACCEPTABLE_VALUE : FX_0P5 := FX_0P5 (1.5);
77
     BEGIN
78
          IF EQUAL (3, 3) THEN
79
               A := FX_0P5 (7.5);                 -- A MODEL NUMBER
80
               B := 5;
81
          END IF;
82
 
83
          RESULT_VALUE := A / B;
84
 
85
          IF    (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE)
86
             OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN
87
               FAILED ("RESULT OF ""/"" OUTSIDE RESULT MODEL INTERVAL "
88
                    &  "FOR FIXED / INTEGER "
89
                    &  "WHEN ALL VALUES ARE MODEL NUMBERS");
90
          END IF;
91
     END A;
92
 
93
     --------------------------------------------------
94
 
95
     -- CASE B) FIXED / INTEGER WITH NUMERATOR MODEL NUMBER, RESULT NOT
96
 
97
B:   DECLARE
98
          A              : FX_1    := 0.0;
99
          B              : INTEGER := 0;
100
          RESULT_VALUE   : FX_1    := 0.0;
101
          LOWEST_ACCEPTABLE_VALUE  :  FX_1
102
                                   := FX_1 (FORTH );
103
          HIGHEST_ACCEPTABLE_VALUE :  FX_1
104
                                   := FX_1 (FORTH + 1);
105
     BEGIN
106
          IF EQUAL (3, 3) THEN
107
               A := FX_1 (3 * FORTH + 1);         -- A MODEL NUMBER
108
               B := 3;
109
          END IF;
110
 
111
          RESULT_VALUE := A / B;
112
 
113
          IF    (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE)
114
             OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN
115
               FAILED ("RESULT OF ""/"" OUTSIDE RESULT MODEL INTERVAL "
116
                    &  "FOR FIXED / INTEGER WITH NUMERATOR MODEL "
117
                    &  "NUMBER, RESULT NOT");
118
 
119
          END IF;
120
     END B;
121
 
122
     --------------------------------------------------
123
 
124
     -- CASE C) FIXED / INTEGER FOR NON-MODEL NUMBERS
125
 
126
C:   DECLARE
127
          A              : FX_RNG1 := 0.0;
128
          B              : INTEGER := 0;
129
          RESULT_VALUE   : FX_RNG1 := 0.0;
130
          LOWEST_ACCEPTABLE_VALUE  :  FX_RNG1
131
                                   := FX_RNG1 (RNG1 * FORTH );
132
          HIGHEST_ACCEPTABLE_VALUE :  FX_RNG1
133
                                   := FX_RNG1 (RNG1 * (FORTH + 1) );
134
     BEGIN
135
          IF EQUAL (3, 3) THEN                    -- A NOT MODEL NUMBER
136
               A := FX_RNG1 (3 * (RNG1 * FORTH + 0.5) );
137
               B := 3;
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 FIXED / INTEGER FOR NON-MODEL NUMBERS");
146
          END IF;
147
     END C;
148
 
149
     --------------------------------------------------
150
 
151
 
152
     RESULT;
153
 
154
END C45531L;

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.