dfp-test.c revision 1.6.4.1
1 /* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2007-2017 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18 #include <stdio.h> 19 #include <stdlib.h> 20 21 #define DELTA (0.0001df) 22 #define DELTA_B (0.001) 23 24 double double_val1 = 45.125; 25 double double_val2 = -67.75; 26 double double_val3 = 0.25; 27 double double_val4 = 1.25; 28 double double_val5 = 2.25; 29 double double_val6 = 3.25; 30 double double_val7 = 4.25; 31 double double_val8 = 5.25; 32 double double_val9 = 6.25; 33 double double_val10 = 7.25; 34 double double_val11 = 8.25; 35 double double_val12 = 9.25; 36 double double_val13 = 10.25; 37 double double_val14 = 11.25; 38 39 _Decimal32 dec32_val1 = 3.14159df; 40 _Decimal32 dec32_val2 = -2.3765df; 41 _Decimal32 dec32_val3 = 0.2df; 42 _Decimal32 dec32_val4 = 1.2df; 43 _Decimal32 dec32_val5 = 2.2df; 44 _Decimal32 dec32_val6 = 3.2df; 45 _Decimal32 dec32_val7 = 4.2df; 46 _Decimal32 dec32_val8 = 5.2df; 47 _Decimal32 dec32_val9 = 6.2df; 48 _Decimal32 dec32_val10 = 7.2df; 49 _Decimal32 dec32_val11 = 8.2df; 50 _Decimal32 dec32_val12 = 9.2df; 51 _Decimal32 dec32_val13 = 10.2df; 52 _Decimal32 dec32_val14 = 11.2df; 53 _Decimal32 dec32_val15 = 12.2df; 54 _Decimal32 dec32_val16 = 13.2df; 55 56 _Decimal64 dec64_val1 = 3.14159dd; 57 _Decimal64 dec64_val2 = -2.3765dd; 58 _Decimal64 dec64_val3 = 0.2dd; 59 _Decimal64 dec64_val4 = 1.2dd; 60 _Decimal64 dec64_val5 = 2.2dd; 61 _Decimal64 dec64_val6 = 3.2dd; 62 _Decimal64 dec64_val7 = 4.2dd; 63 _Decimal64 dec64_val8 = 5.2dd; 64 _Decimal64 dec64_val9 = 6.2dd; 65 _Decimal64 dec64_val10 = 7.2dd; 66 _Decimal64 dec64_val11 = 8.2dd; 67 _Decimal64 dec64_val12 = 9.2dd; 68 _Decimal64 dec64_val13 = 10.2dd; 69 _Decimal64 dec64_val14 = 11.2dd; 70 _Decimal64 dec64_val15 = 12.2dd; 71 _Decimal64 dec64_val16 = 13.2dd; 72 73 _Decimal128 dec128_val1 = 3.14159dl; 74 _Decimal128 dec128_val2 = -2.3765dl; 75 _Decimal128 dec128_val3 = 0.2dl; 76 _Decimal128 dec128_val4 = 1.2dl; 77 _Decimal128 dec128_val5 = 2.2dl; 78 _Decimal128 dec128_val6 = 3.2dl; 79 _Decimal128 dec128_val7 = 4.2dl; 80 _Decimal128 dec128_val8 = 5.2dl; 81 _Decimal128 dec128_val9 = 6.2dl; 82 _Decimal128 dec128_val10 = 7.2dl; 83 _Decimal128 dec128_val11 = 8.2dl; 84 _Decimal128 dec128_val12 = 9.2dl; 85 _Decimal128 dec128_val13 = 10.2dl; 86 _Decimal128 dec128_val14 = 11.2dl; 87 _Decimal128 dec128_val15 = 12.2dl; 88 _Decimal128 dec128_val16 = 13.2dl; 89 90 volatile _Decimal32 d32; 91 volatile _Decimal64 d64; 92 volatile _Decimal128 d128; 93 94 struct decstruct 95 { 96 int int4; 97 long long8; 98 float float4; 99 double double8; 100 _Decimal32 dec32; 101 _Decimal64 dec64; 102 _Decimal128 dec128; 103 } ds; 104 105 static _Decimal32 106 arg0_32 (_Decimal32 arg0, _Decimal32 arg1, _Decimal32 arg2, 107 _Decimal32 arg3, _Decimal32 arg4, _Decimal32 arg5) 108 { 109 return arg0; 110 } 111 112 static _Decimal64 113 arg0_64 (_Decimal64 arg0, _Decimal64 arg1, _Decimal64 arg2, 114 _Decimal64 arg3, _Decimal64 arg4, _Decimal64 arg5) 115 { 116 return arg0; 117 } 118 119 static _Decimal128 120 arg0_128 (_Decimal128 arg0, _Decimal128 arg1, _Decimal128 arg2, 121 _Decimal128 arg3, _Decimal128 arg4, _Decimal128 arg5) 122 { 123 return arg0; 124 } 125 126 /* Function to test if _Decimal128 argument interferes with stack slots 127 because of alignment. */ 128 int 129 decimal_dec128_align (double arg0, _Decimal128 arg1, double arg2, double arg3, 130 double arg4, double arg5, double arg6, double arg7, 131 double arg8, double arg9, double arg10, double arg11, 132 double arg12, double arg13) 133 { 134 return ((arg0 - double_val1) < DELTA_B 135 && (arg0 - double_val1) > -DELTA_B 136 && (arg1 - dec128_val2) < DELTA 137 && (arg1 - dec128_val2) > -DELTA 138 && (arg2 - double_val3) < DELTA_B 139 && (arg2 - double_val3) > -DELTA_B 140 && (arg3 - double_val4) < DELTA_B 141 && (arg3 - double_val4) > -DELTA_B 142 && (arg4 - double_val5) < DELTA_B 143 && (arg4 - double_val5) > -DELTA_B 144 && (arg5 - double_val6) < DELTA_B 145 && (arg5 - double_val6) > -DELTA_B 146 && (arg6 - double_val7) < DELTA_B 147 && (arg6 - double_val7) > -DELTA_B 148 && (arg7 - double_val8) < DELTA_B 149 && (arg7 - double_val8) > -DELTA_B 150 && (arg8 - double_val9) < DELTA_B 151 && (arg8 - double_val9) > -DELTA_B 152 && (arg9 - double_val10) < DELTA_B 153 && (arg9 - double_val10) > -DELTA_B 154 && (arg10 - double_val11) < DELTA_B 155 && (arg10 - double_val11) > -DELTA_B 156 && (arg11 - double_val12) < DELTA_B 157 && (arg11 - double_val12) > -DELTA_B 158 && (arg12 - double_val13) < DELTA_B 159 && (arg12 - double_val13) > -DELTA_B 160 && (arg13 - double_val14) < DELTA_B 161 && (arg13 - double_val14) > -DELTA_B); 162 } 163 164 int 165 decimal_mixed (_Decimal32 arg0, _Decimal64 arg1, _Decimal128 arg2) 166 { 167 return ((arg0 - dec32_val1) < DELTA 168 && (arg0 - dec32_val1) > -DELTA 169 && (arg1 - dec64_val1) < DELTA 170 && (arg1 - dec64_val1) > -DELTA 171 && (arg2 - dec128_val1) < DELTA 172 && (arg2 - dec128_val1) > -DELTA); 173 } 174 175 /* These functions have many arguments to force some of them to be passed via 176 the stack instead of registers, to test that GDB can construct correctly 177 the parameter save area. Note that Linux/ppc32 has 8 float registers to use 178 for float parameter passing and Linux/ppc64 has 13, so the number of 179 arguments has to be at least 14 to contemplate these platforms. */ 180 181 int 182 decimal_many_args_dec32 (_Decimal32 f1, _Decimal32 f2, _Decimal32 f3, 183 _Decimal32 f4, _Decimal32 f5, _Decimal32 f6, 184 _Decimal32 f7, _Decimal32 f8, _Decimal32 f9, 185 _Decimal32 f10, _Decimal32 f11, _Decimal32 f12, 186 _Decimal32 f13, _Decimal32 f14, _Decimal32 f15, 187 _Decimal32 f16) 188 { 189 _Decimal32 sum_args; 190 _Decimal32 sum_values; 191 192 sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12 193 + f13 + f14 + f15 + f16; 194 sum_values = dec32_val1 + dec32_val2 + dec32_val3 + dec32_val4 + dec32_val5 195 + dec32_val6 + dec32_val7 + dec32_val8 + dec32_val9 196 + dec32_val10 + dec32_val11 + dec32_val12 + dec32_val13 197 + dec32_val14 + dec32_val15 + dec32_val16; 198 199 return ((sum_args - sum_values) < DELTA 200 && (sum_args - sum_values) > -DELTA); 201 } 202 203 int 204 decimal_many_args_dec64 (_Decimal64 f1, _Decimal64 f2, _Decimal64 f3, 205 _Decimal64 f4, _Decimal64 f5, _Decimal64 f6, 206 _Decimal64 f7, _Decimal64 f8, _Decimal64 f9, 207 _Decimal64 f10, _Decimal64 f11, _Decimal64 f12, 208 _Decimal64 f13, _Decimal64 f14, _Decimal64 f15, 209 _Decimal64 f16) 210 { 211 _Decimal64 sum_args; 212 _Decimal64 sum_values; 213 214 sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12 215 + f13 + f14 + f15 + f16; 216 sum_values = dec64_val1 + dec64_val2 + dec64_val3 + dec64_val4 + dec64_val5 217 + dec64_val6 + dec64_val7 + dec64_val8 + dec64_val9 218 + dec64_val10 + dec64_val11 + dec64_val12 + dec64_val13 219 + dec64_val14 + dec64_val15 + dec64_val16; 220 221 return ((sum_args - sum_values) < DELTA 222 && (sum_args - sum_values) > -DELTA); 223 } 224 225 int 226 decimal_many_args_dec128 (_Decimal128 f1, _Decimal128 f2, _Decimal128 f3, 227 _Decimal128 f4, _Decimal128 f5, _Decimal128 f6, 228 _Decimal128 f7, _Decimal128 f8, _Decimal128 f9, 229 _Decimal128 f10, _Decimal128 f11, _Decimal128 f12, 230 _Decimal128 f13, _Decimal128 f14, _Decimal128 f15, 231 _Decimal128 f16) 232 { 233 _Decimal128 sum_args; 234 _Decimal128 sum_values; 235 236 sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12 237 + f13 + f14 + f15 + f16; 238 sum_values = dec128_val1 + dec128_val2 + dec128_val3 + dec128_val4 + dec128_val5 239 + dec128_val6 + dec128_val7 + dec128_val8 + dec128_val9 240 + dec128_val10 + dec128_val11 + dec128_val12 + dec128_val13 241 + dec128_val14 + dec128_val15 + dec128_val16; 242 243 return ((sum_args - sum_values) < DELTA 244 && (sum_args - sum_values) > -DELTA); 245 } 246 247 int 248 decimal_many_args_mixed (_Decimal32 f1, _Decimal32 f2, _Decimal32 f3, 249 _Decimal64 f4, _Decimal64 f5, _Decimal64 f6, 250 _Decimal64 f7, _Decimal128 f8, _Decimal128 f9, 251 _Decimal128 f10, _Decimal32 f11, _Decimal64 f12, 252 _Decimal32 f13, _Decimal64 f14, _Decimal128 f15) 253 { 254 _Decimal128 sum_args; 255 _Decimal128 sum_values; 256 257 sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12 258 + f13 + f14 + f15; 259 sum_values = dec32_val1 + dec32_val2 + dec32_val3 + dec64_val4 + dec64_val5 260 + dec64_val6 + dec64_val7 + dec128_val8 + dec128_val9 261 + dec128_val10 + dec32_val11 + dec64_val12 + dec32_val13 262 + dec64_val14 + dec128_val15; 263 264 return ((sum_args - sum_values) < DELTA 265 && (sum_args - sum_values) > -DELTA); 266 } 267 268 int main() 269 { 270 /* An finite 32-bits decimal floating point. */ 271 d32 = 1.2345df; /* Initialize d32. */ 272 273 /* Non-finite 32-bits decimal floating point: infinity and NaN. */ 274 d32 = __builtin_infd32(); /* Positive infd32. */ 275 d32 = -__builtin_infd32(); /* Negative infd32. */ 276 d32 = __builtin_nand32(""); 277 278 /* An finite 64-bits decimal floating point. */ 279 d64 = 1.2345dd; /* Initialize d64. */ 280 281 /* Non-finite 64-bits decimal floating point: infinity and NaN. */ 282 d64 = __builtin_infd64(); /* Positive infd64. */ 283 d64 = -__builtin_infd64(); /* Negative infd64. */ 284 d64 = __builtin_nand64(""); 285 286 /* An finite 128-bits decimal floating point. */ 287 d128 = 1.2345dl; /* Initialize d128. */ 288 289 /* Non-finite 128-bits decimal floating point: infinity and NaN. */ 290 d128 = __builtin_infd128(); /* Positive infd128. */ 291 d128 = -__builtin_infd128(); /* Negative infd128. */ 292 d128 = __builtin_nand128(""); 293 294 /* Functions with decimal floating point as parameter and return value. */ 295 d32 = arg0_32 (0.1df, 1.0df, 2.0df, 3.0df, 4.0df, 5.0df); 296 d64 = arg0_64 (0.1dd, 1.0dd, 2.0dd, 3.0dd, 4.0dd, 5.0dd); 297 d128 = arg0_128 (0.1dl, 1.0dl, 2.0dl, 3.0dl, 4.0dl, 5.0dl); 298 299 ds.int4 = 1; 300 ds.long8 = 2; 301 ds.float4 = 3.1; 302 ds.double8 = 4.2; 303 ds.dec32 = 1.2345df; 304 ds.dec64 = 1.2345dd; 305 ds.dec128 = 1.2345dl; 306 307 return 0; /* Exit point. */ 308 } 309
Indexes created Wed Aug 05 00:25:39 UTC 2026