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111
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1 -- C35A07D.ADA
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2
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3 -- Grant of Unlimited Rights
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4 --
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5 -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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6 -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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7 -- unlimited rights in the software and documentation contained herein.
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8 -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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9 -- this public release, the Government intends to confer upon all
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10 -- recipients unlimited rights equal to those held by the Government.
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11 -- These rights include rights to use, duplicate, release or disclose the
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12 -- released technical data and computer software in whole or in part, in
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13 -- any manner and for any purpose whatsoever, and to have or permit others
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14 -- to do so.
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15 --
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16 -- DISCLAIMER
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17 --
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18 -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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19 -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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20 -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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21 -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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22 -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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23 -- PARTICULAR PURPOSE OF SAID MATERIAL.
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24 --*
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25 -- CHECK THAT FOR FIXED POINT TYPES THE FIRST AND LAST ATTRIBUTES YIELD
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26 -- CORRECT VALUES.
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27
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28 -- CASE D: TYPES TYPICAL OF APPLICATIONS USING FIXED POINT ARITHMETIC.
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29
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30 -- WRG 8/25/86
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31 -- PWN 01/31/95 REMOVED INCONSISTENCIES WITH ADA 9X.
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32
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33 WITH REPORT; USE REPORT;
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34 WITH SYSTEM; USE SYSTEM;
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35 PROCEDURE C35A07D IS
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36
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37 PI : CONSTANT := 3.14159_26535_89793_23846;
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38 TWO_PI : CONSTANT := 2 * PI;
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39 HALF_PI : CONSTANT := PI / 2;
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40
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41 MM : CONSTANT := MAX_MANTISSA;
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42
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43 -- THE NAME OF EACH TYPE OR SUBTYPE ENDS WITH THAT TYPE'S
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44 -- 'MANTISSA VALUE.
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45
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46 TYPE PIXEL_M10 IS DELTA 1.0 / 1024.0 RANGE 0.0 .. 1.0;
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47 TYPE RULER_M8 IS DELTA 1.0 / 16.0 RANGE 0.0 .. 12.0;
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48
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49 TYPE HOURS_M16 IS DELTA 24.0 * 2.0 ** (-15) RANGE 0.0 .. 24.0;
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50 TYPE MILES_M16 IS DELTA 3000.0 * 2.0 ** (-15) RANGE 0.0 .. 3000.0;
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51
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52 TYPE SYMMETRIC_DEGREES_M7 IS
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53 DELTA 2.0 RANGE -180.0 .. 180.0;
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54 TYPE NATURAL_DEGREES_M15 IS
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55 DELTA 2.0 ** (-6) RANGE 0.0 .. 360.0;
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56 TYPE SYMMETRIC_RADIANS_M16 IS
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57 DELTA PI * 2.0 ** (-15) RANGE -PI .. PI;
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58 -- 'SMALL = 2.0 ** (-14) = 0.00006_10351_5625.
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59 TYPE NATURAL_RADIANS_M8 IS
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60 DELTA TWO_PI * 2.0 ** ( -7) RANGE 0.0 .. TWO_PI;
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61 -- 'SMALL = 2.0 ** ( -5) = 0.03125.
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62
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63 -------------------------------------------------------------------
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64
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65 SUBTYPE ST_MILES_M8 IS MILES_M16
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66 DELTA 3000.0 * 2.0 ** (-15) RANGE 0.0 .. 10.0;
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67 SUBTYPE ST_NATURAL_DEGREES_M11 IS NATURAL_DEGREES_M15
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68 DELTA 0.25 RANGE 0.0 .. 360.0;
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69 SUBTYPE ST_SYMMETRIC_RADIANS_M8 IS SYMMETRIC_RADIANS_M16
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70 DELTA HALF_PI * 2.0 ** (-7) RANGE -HALF_PI .. HALF_PI;
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71 -- 'SMALL = 2.0 ** ( -7) = 0.00781_25.
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72
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73 BEGIN
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74
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75 TEST ("C35A07D", "CHECK THAT FOR FIXED POINT TYPES THE FIRST " &
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76 "AND LAST ATTRIBUTES YIELD CORRECT VALUES - " &
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77 "TYPICAL TYPES");
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78
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79 -------------------------------------------------------------------
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80
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81
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82 IF PIXEL_M10'FIRST /= IDENT_INT (1) * 0.0 THEN
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83 FAILED ("PIXEL_M10'FIRST /= 0.0");
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84 END IF;
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85
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86 -------------------------------------------------------------------
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87
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88 IF RULER_M8'FIRST /= IDENT_INT (1) * 0.0 THEN
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89 FAILED ("RULER_M8'FIRST /= 0.0");
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90 END IF;
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91 IF RULER_M8'LAST /= IDENT_INT (1) * 12.0 THEN
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92 FAILED ("RULER_M8'LAST /= 12.0");
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93 END IF;
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94
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95 -------------------------------------------------------------------
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96
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97 IF HOURS_M16'FIRST /= IDENT_INT (1) * 0.0 THEN
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98 FAILED ("HOURS_M16'FIRST /= 0.0");
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99 END IF;
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100 IF HOURS_M16'LAST /= IDENT_INT (1) * 24.0 THEN
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101 FAILED ("HOURS_M16'LAST /= 24.0");
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102 END IF;
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103
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104 -------------------------------------------------------------------
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105
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106 IF MILES_M16'FIRST /= IDENT_INT (1) * 0.0 THEN
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107 FAILED ("MILES_M16'FIRST /= 0.0");
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108 END IF;
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109 IF MILES_M16'LAST /= IDENT_INT (1) * 3000.0 THEN
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110 FAILED ("MILES_M16'LAST /= 3000.0");
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111 END IF;
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112
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113 -------------------------------------------------------------------
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114
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115 IF SYMMETRIC_DEGREES_M7'FIRST /= IDENT_INT (1) * (-180.0) THEN
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116 FAILED ("SYMMETRIC_DEGREES_M7'FIRST /= -180.0");
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117 END IF;
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118 IF SYMMETRIC_DEGREES_M7'LAST /= IDENT_INT (1) * 180.0 THEN
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119 FAILED ("SYMMETRIC_DEGREES_M7'LAST /= 180.0");
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120 END IF;
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121
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122 -------------------------------------------------------------------
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123
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124 IF NATURAL_DEGREES_M15'FIRST /= IDENT_INT (1) * 0.0 THEN
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125 FAILED ("NATURAL_DEGREES_M15'FIRST /= 0.0");
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126 END IF;
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127 IF NATURAL_DEGREES_M15'LAST /= IDENT_INT (1) * 360.0 THEN
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128 FAILED ("NATURAL_DEGREES_M15'LAST /= 360.0");
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129 END IF;
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130
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131 -------------------------------------------------------------------
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132
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133 -- PI IS IN 3.0 + 2319 * 'SMALL .. 3.0 + 2320 * 'SMALL.
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134 IF SYMMETRIC_RADIANS_M16'FIRST NOT IN
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135 -3.14160_15625 .. -3.14154_05273_4375 THEN
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136 FAILED ("SYMMETRIC_RADIANS_M16'FIRST NOT IN " &
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137 "-3.14160_15625 .. -3.14154_05273_4375");
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138 END IF;
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139 IF SYMMETRIC_RADIANS_M16'LAST NOT IN
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140 3.14154_05273_4375 .. 3.14160_15625 THEN
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141 FAILED ("SYMMETRIC_RADIANS_M16'LAST NOT IN " &
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142 "3.14154_05273_4375 .. 3.14160_15625");
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143 END IF;
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144
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145 -------------------------------------------------------------------
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146
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147 IF NATURAL_RADIANS_M8'FIRST /= IDENT_INT (1) * 0.0 THEN
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148 FAILED ("NATURAL_RADIANS_M8'FIRST /= 0.0");
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149 END IF;
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150 -- TWO_PI IS IN 201 * 'SMALL .. 202 * 'SMALL.
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151 IF NATURAL_RADIANS_M8'LAST NOT IN 6.28125 .. 6.3125 THEN
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152 FAILED ("NATURAL_RADIANS_M8'LAST NOT IN 6.28125 .. 6.3125");
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153 END IF;
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154
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155 -------------------------------------------------------------------
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156
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157 IF ST_MILES_M8'FIRST /= IDENT_INT (1) * 0.0 THEN
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158 FAILED ("ST_MILES_M8'FIRST /= 0.0");
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159 END IF;
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160 IF ST_MILES_M8'LAST /= IDENT_INT (1) * 10.0 THEN
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161 FAILED ("ST_MILES_M8'LAST /= 10.0");
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162 END IF;
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163
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164 -------------------------------------------------------------------
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165
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166 IF ST_NATURAL_DEGREES_M11'FIRST /= IDENT_INT (1) * 0.0 THEN
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167 FAILED ("ST_NATURAL_DEGREES_M11'FIRST /= 0.0");
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168 END IF;
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169 IF ST_NATURAL_DEGREES_M11'LAST /= IDENT_INT (1) * 360.0 THEN
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170 FAILED ("ST_NATURAL_DEGREES_M11'LAST /= 360.0");
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171 END IF;
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172
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173 -------------------------------------------------------------------
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174
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175 -- HALF_PI IS IN 201 * 'SMALL .. 202 * 'SMALL.
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176 IF ST_SYMMETRIC_RADIANS_M8'FIRST NOT IN
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177 -1.57812_5 .. -1.57031_25 THEN
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178 FAILED ("ST_SYMMETRIC_RADIANS_M8'FIRST NOT IN " &
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179 "-1.57812_5 .. -1.57031_25");
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180 END IF;
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181 IF ST_SYMMETRIC_RADIANS_M8'LAST NOT IN
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182 1.57031_25 .. 1.57812_5 THEN
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183 FAILED ("ST_SYMMETRIC_RADIANS_M8'LAST NOT IN " &
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184 "1.57031_25 .. 1.57812_5");
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185 END IF;
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186
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187 -------------------------------------------------------------------
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188
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189 RESULT;
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190
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191 END C35A07D;
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