1-- CD30003.A 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-- 26-- OBJECTIVE: 27-- Check that a Size clause for an object is supported if the specified 28-- size is at least as large as the subtype's size, and correspond to a 29-- size in storage elements that is a multiple of the object's (non-zero) 30-- Alignment. RM 13.3(43) 31-- 32-- TEST DESCRIPTION: 33-- This test defines several types and then asserts specific sizes for 34-- the, it then checks that the size set is reported back. 35-- 36-- APPLICABILITY CRITERIA: 37-- All implementations must attempt to compile this test. 38-- 39-- For implementations validating against Systems Programming Annex (C): 40-- this test must execute and report PASSED. 41-- 42-- For implementations not validating against Annex C: 43-- this test may report compile time errors at one or more points 44-- indicated by "-- ANX-C RQMT", in which case it may be graded as inapplicable. 45-- Otherwise, the test must execute and report PASSED. 46-- 47-- 48-- CHANGE HISTORY: 49-- 22 JUL 95 SAIC Initial version 50-- 08 MAY 96 SAIC Corrected and strengthened for 2.1 51-- 14 FEB 97 PWB.CTA Changed 'Size specifications to multiples 52-- of System.Storage_Unit; restricted 'Size spec 53-- for enumeration object to max integer size. 54-- 16 FEB 98 EDS Modify Documentation. 55-- 25 JAN 99 RLB Repaired to properly set and check sizes. 56-- 29 JAN 99 RLB Added Pack pragma needed for some implementations. 57-- Corrected to support a Storage_Unit size < 8. 58--! 59 60------------------------------------------------------------------- CD30003 61 62with Report; 63with System; 64procedure CD30003 is 65 66 --------------------------------------------------------------------------- 67 -- types and subtypes 68 --------------------------------------------------------------------------- 69 70 type Bit is mod 2**1; 71 for Bit'Size use 1; -- ANX-C RQMT. 72 73 type Byte is mod 2**8; 74 for Byte'Size use 8; -- ANX-C RQMT. 75 76 type Smallword is mod 2**8; 77 for Smallword'size use 16; -- ANX-C RQMT. 78 79 type Byte_Array is array(1..4) of Byte; 80 pragma Pack(Byte_Array); -- ANX-C RQMT. 81 -- size should be 32 82 83 type Smallword_Array is array(1..4) of Smallword; 84 pragma Pack(Smallword_Array); -- Required if Storage_Unit > 16. -- ANX-C RQMT. 85 86 -- Use to calulate maximum required size: 87 type Max_Modular is mod System.Max_Binary_Modulus; 88 type Max_Integer is range System.Min_Int .. System.Max_Int; 89 Enum_Size : constant := Integer'Min (32, 90 Integer'Min (Max_Modular'Size, Max_Integer'Size)); 91 type Transmission_Data is ( Empty, Input, Output, IO, Control ); 92 for Transmission_Data'Size use Enum_Size; -- ANX-C RQMT. 93 94 -- Sizes to try: 95 96 -- The basic sizes are based on a "normal" Storage_Unit = 8 implementation. 97 -- We then use formulas to insure that the specified sizes meet the 98 -- the minimum level of support and AI-0051. 99 100 Modular_Single_Size : constant := Integer'Min (((8 + (System.Storage_Unit-1)) 101 /System.Storage_Unit)*System.Storage_Unit, Max_Modular'Size); 102 -- Calulate an appropriate, legal, and required to be supported size to 103 -- try, which is the size of Byte. Note that object sizes must be 104 -- a multiple of the storage unit for the compiler. 105 106 Modular_Double_Size : constant := Integer'Min (((16 + (System.Storage_Unit-1)) 107 /System.Storage_Unit)*System.Storage_Unit, Max_Modular'Size); 108 109 Modular_Quad_Size : constant := Integer'Min (((32 + (System.Storage_Unit-1)) 110 /System.Storage_Unit)*System.Storage_Unit, Max_Modular'Size); 111 112 Array_Quad_Size : constant := ((4 * 8 + (System.Storage_Unit-1)) 113 /System.Storage_Unit)*System.Storage_Unit; 114 115 Array_Octo_Size : constant := ((4 * 16 + (System.Storage_Unit-1)) 116 /System.Storage_Unit)*System.Storage_Unit; 117 118 Rounded_Enum_Size : constant := ((Enum_Size + (System.Storage_Unit-1)) 119 /System.Storage_Unit)*System.Storage_Unit; 120 121 Enum_Quad_Size : constant := Integer'Min (((32 + (System.Storage_Unit-1)) 122 /System.Storage_Unit)*System.Storage_Unit, 123 Integer'Min (Max_Modular'Size, Max_Integer'Size)); 124 125 126 --------------------------------------------------------------------------- 127 -- objects 128 --------------------------------------------------------------------------- 129 130 Bit_8 : Bit :=0; 131 for Bit_8'Size use System.Storage_Unit; -- ANX-C RQMT. 132 133 Bit_G : Bit :=0; 134 for Bit_G'Size use Modular_Double_Size; -- ANX-C RQMT. 135 136 Byte_8 : Byte :=0; 137 for Byte_8'Size use Modular_Single_Size; -- ANX-C RQMT. 138 139 Byte_G : Byte :=0; 140 for Byte_G'Size use Modular_Double_Size; -- ANX-C RQMT. 141 142 Smallword_1 : Smallword :=0; 143 for Smallword_1'Size use Modular_Double_Size; -- ANX-C RQMT. 144 145 Smallword_2 : Smallword :=0; 146 for Smallword_2'Size use Modular_Quad_Size; -- ANX-C RQMT. 147 148 Byte_Array_1 : Byte_Array := (others=>0); 149 for Byte_Array_1'Size use Array_Quad_Size; -- ANX-C RQMT. 150 151 Smallword_Array_1 : Smallword_Array := (others=>0); 152 for Smallword_Array_1'Size use Array_Octo_Size; -- ANX-C RQMT. 153 154 Transmission_Data_1 : aliased Transmission_Data := Empty; 155 156 Transmission_Data_2 : Transmission_Data := Control; 157 for Transmission_Data_2'Size use Enum_Quad_Size; -- ANX-C RQMT. 158 159begin -- Main test procedure. 160 161 Report.Test ("CD30003", "Check that Size clauses are supported for " & 162 "values at least as large as the subtypes " & 163 "size, and correspond to a size in storage " & 164 "elements that is a multiple of the objects " & 165 "(non-zero) Alignment" ); 166 167 if Bit_8'Size /= System.Storage_Unit then 168 Report.Failed("Expected Bit_8'Size =" & Integer'Image(System.Storage_Unit) 169 & " , actually =" & Integer'Image(Bit_8'Size)); 170 end if; 171 172 if Bit_G'Size /= Modular_Double_Size then 173 Report.Failed("Expected Bit_G'Size =" & Integer'Image(Modular_Double_Size) 174 & " , actually =" & Integer'Image(Bit_G'Size)); 175 end if; 176 177 if Byte_8'Size /= Modular_Single_Size then 178 Report.Failed("Expected Byte_8'Size =" & Integer'Image(Modular_Single_Size) 179 & " , actually =" & Integer'Image(Byte_8'Size)); 180 end if; 181 182 if Byte_G'Size /= Modular_Double_Size then 183 Report.Failed("Expected Bit_G'Size =" & Integer'Image(Modular_Double_Size) 184 & " , actually =" & Integer'Image(Byte_G'Size)); 185 end if; 186 187 if Smallword_1'Size /= Modular_Double_Size then 188 Report.Failed("Expected Smallword_1'Size =" & 189 Integer'Image(Modular_Double_Size) & 190 ", actually =" & Integer'Image(Smallword_1'Size)); 191 end if; 192 193 if Smallword_2'Size /= Modular_Quad_Size then 194 Report.Failed("Expected Smallword_2'Size =" & 195 Integer'Image(Modular_Quad_Size) & 196 ", actually =" & Integer'Image(Smallword_2'Size)); 197 end if; 198 199 if Byte_Array_1'Size /= Array_Quad_Size then 200 Report.Failed("Expected Byte_Array_1'Size =" & 201 Integer'Image(Array_Quad_Size) & 202 ", actually =" & Integer'Image(Byte_Array_1'Size)); 203 end if; 204 205 if Smallword_Array_1'Size /= Array_Octo_Size then 206 Report.Failed( 207 "Expected Smallword_Array_1'Size =" & 208 Integer'Image(Array_Octo_Size) & 209 ", actually =" & Integer'Image(Smallword_Array_1'Size)); 210 end if; 211 212 if Transmission_Data_1'Size /= Enum_Size and then 213 Transmission_Data_1'Size /= Rounded_Enum_Size then 214 Report.Failed( 215 "Expected Transmission_Data_1'Size =" & Integer'Image(Rounded_Enum_Size) & 216 ", actually =" & Integer'Image(Transmission_Data_1'Size)); 217 end if; 218 219 if Transmission_Data_2'Size /= Enum_Quad_Size then 220 Report.Failed( 221 "Expected Transmission_Data_2'Size =" & Integer'Image(Enum_Quad_Size) & 222 ", actually =" & Integer'Image(Transmission_Data_2'Size)); 223 end if; 224 225 Report.Result; 226 227end CD30003; 228