| Georg Brandl | faa9ad2 | 2011-03-05 15:06:13 +0100 | [diff] [blame] | 1 | ------------------------------------------------------------------------ |
| 2 | -- ddMin.decTest -- decDouble minnum -- |
| 3 | -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- |
| 4 | ------------------------------------------------------------------------ |
| 5 | -- Please see the document "General Decimal Arithmetic Testcases" -- |
| 6 | -- at http://www2.hursley.ibm.com/decimal for the description of -- |
| 7 | -- these testcases. -- |
| 8 | -- -- |
| 9 | -- These testcases are experimental ('beta' versions), and they -- |
| 10 | -- may contain errors. They are offered on an as-is basis. In -- |
| 11 | -- particular, achieving the same results as the tests here is not -- |
| 12 | -- a guarantee that an implementation complies with any Standard -- |
| 13 | -- or specification. The tests are not exhaustive. -- |
| 14 | -- -- |
| 15 | -- Please send comments, suggestions, and corrections to the author: -- |
| 16 | -- Mike Cowlishaw, IBM Fellow -- |
| 17 | -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- |
| 18 | -- mfc@uk.ibm.com -- |
| 19 | ------------------------------------------------------------------------ |
| 20 | version: 2.59 |
| 21 | |
| 22 | -- we assume that base comparison is tested in compare.decTest, so |
| 23 | -- these mainly cover special cases and rounding |
| 24 | precision: 16 |
| 25 | maxExponent: 384 |
| 26 | minExponent: -383 |
| 27 | extended: 1 |
| 28 | clamp: 1 |
| 29 | rounding: half_even |
| 30 | |
| 31 | -- sanity checks |
| 32 | ddmin001 min -2 -2 -> -2 |
| 33 | ddmin002 min -2 -1 -> -2 |
| 34 | ddmin003 min -2 0 -> -2 |
| 35 | ddmin004 min -2 1 -> -2 |
| 36 | ddmin005 min -2 2 -> -2 |
| 37 | ddmin006 min -1 -2 -> -2 |
| 38 | ddmin007 min -1 -1 -> -1 |
| 39 | ddmin008 min -1 0 -> -1 |
| 40 | ddmin009 min -1 1 -> -1 |
| 41 | ddmin010 min -1 2 -> -1 |
| 42 | ddmin011 min 0 -2 -> -2 |
| 43 | ddmin012 min 0 -1 -> -1 |
| 44 | ddmin013 min 0 0 -> 0 |
| 45 | ddmin014 min 0 1 -> 0 |
| 46 | ddmin015 min 0 2 -> 0 |
| 47 | ddmin016 min 1 -2 -> -2 |
| 48 | ddmin017 min 1 -1 -> -1 |
| 49 | ddmin018 min 1 0 -> 0 |
| 50 | ddmin019 min 1 1 -> 1 |
| 51 | ddmin020 min 1 2 -> 1 |
| 52 | ddmin021 min 2 -2 -> -2 |
| 53 | ddmin022 min 2 -1 -> -1 |
| 54 | ddmin023 min 2 0 -> 0 |
| 55 | ddmin025 min 2 1 -> 1 |
| 56 | ddmin026 min 2 2 -> 2 |
| 57 | |
| 58 | -- extended zeros |
| 59 | ddmin030 min 0 0 -> 0 |
| 60 | ddmin031 min 0 -0 -> -0 |
| 61 | ddmin032 min 0 -0.0 -> -0.0 |
| 62 | ddmin033 min 0 0.0 -> 0.0 |
| 63 | ddmin034 min -0 0 -> -0 |
| 64 | ddmin035 min -0 -0 -> -0 |
| 65 | ddmin036 min -0 -0.0 -> -0 |
| 66 | ddmin037 min -0 0.0 -> -0 |
| 67 | ddmin038 min 0.0 0 -> 0.0 |
| 68 | ddmin039 min 0.0 -0 -> -0 |
| 69 | ddmin040 min 0.0 -0.0 -> -0.0 |
| 70 | ddmin041 min 0.0 0.0 -> 0.0 |
| 71 | ddmin042 min -0.0 0 -> -0.0 |
| 72 | ddmin043 min -0.0 -0 -> -0 |
| 73 | ddmin044 min -0.0 -0.0 -> -0.0 |
| 74 | ddmin045 min -0.0 0.0 -> -0.0 |
| 75 | |
| 76 | ddmin046 min 0E1 -0E1 -> -0E+1 |
| 77 | ddmin047 min -0E1 0E2 -> -0E+1 |
| 78 | ddmin048 min 0E2 0E1 -> 0E+1 |
| 79 | ddmin049 min 0E1 0E2 -> 0E+1 |
| 80 | ddmin050 min -0E3 -0E2 -> -0E+3 |
| 81 | ddmin051 min -0E2 -0E3 -> -0E+3 |
| 82 | |
| 83 | -- Specials |
| 84 | ddmin090 min Inf -Inf -> -Infinity |
| 85 | ddmin091 min Inf -1000 -> -1000 |
| 86 | ddmin092 min Inf -1 -> -1 |
| 87 | ddmin093 min Inf -0 -> -0 |
| 88 | ddmin094 min Inf 0 -> 0 |
| 89 | ddmin095 min Inf 1 -> 1 |
| 90 | ddmin096 min Inf 1000 -> 1000 |
| 91 | ddmin097 min Inf Inf -> Infinity |
| 92 | ddmin098 min -1000 Inf -> -1000 |
| 93 | ddmin099 min -Inf Inf -> -Infinity |
| 94 | ddmin100 min -1 Inf -> -1 |
| 95 | ddmin101 min -0 Inf -> -0 |
| 96 | ddmin102 min 0 Inf -> 0 |
| 97 | ddmin103 min 1 Inf -> 1 |
| 98 | ddmin104 min 1000 Inf -> 1000 |
| 99 | ddmin105 min Inf Inf -> Infinity |
| 100 | |
| 101 | ddmin120 min -Inf -Inf -> -Infinity |
| 102 | ddmin121 min -Inf -1000 -> -Infinity |
| 103 | ddmin122 min -Inf -1 -> -Infinity |
| 104 | ddmin123 min -Inf -0 -> -Infinity |
| 105 | ddmin124 min -Inf 0 -> -Infinity |
| 106 | ddmin125 min -Inf 1 -> -Infinity |
| 107 | ddmin126 min -Inf 1000 -> -Infinity |
| 108 | ddmin127 min -Inf Inf -> -Infinity |
| 109 | ddmin128 min -Inf -Inf -> -Infinity |
| 110 | ddmin129 min -1000 -Inf -> -Infinity |
| 111 | ddmin130 min -1 -Inf -> -Infinity |
| 112 | ddmin131 min -0 -Inf -> -Infinity |
| 113 | ddmin132 min 0 -Inf -> -Infinity |
| 114 | ddmin133 min 1 -Inf -> -Infinity |
| 115 | ddmin134 min 1000 -Inf -> -Infinity |
| 116 | ddmin135 min Inf -Inf -> -Infinity |
| 117 | |
| 118 | -- 2004.08.02 754r chooses number over NaN in mixed cases |
| 119 | ddmin141 min NaN -Inf -> -Infinity |
| 120 | ddmin142 min NaN -1000 -> -1000 |
| 121 | ddmin143 min NaN -1 -> -1 |
| 122 | ddmin144 min NaN -0 -> -0 |
| 123 | ddmin145 min NaN 0 -> 0 |
| 124 | ddmin146 min NaN 1 -> 1 |
| 125 | ddmin147 min NaN 1000 -> 1000 |
| 126 | ddmin148 min NaN Inf -> Infinity |
| 127 | ddmin149 min NaN NaN -> NaN |
| 128 | ddmin150 min -Inf NaN -> -Infinity |
| 129 | ddmin151 min -1000 NaN -> -1000 |
| 130 | ddmin152 min -1 -NaN -> -1 |
| 131 | ddmin153 min -0 NaN -> -0 |
| 132 | ddmin154 min 0 -NaN -> 0 |
| 133 | ddmin155 min 1 NaN -> 1 |
| 134 | ddmin156 min 1000 NaN -> 1000 |
| 135 | ddmin157 min Inf NaN -> Infinity |
| 136 | |
| 137 | ddmin161 min sNaN -Inf -> NaN Invalid_operation |
| 138 | ddmin162 min sNaN -1000 -> NaN Invalid_operation |
| 139 | ddmin163 min sNaN -1 -> NaN Invalid_operation |
| 140 | ddmin164 min sNaN -0 -> NaN Invalid_operation |
| 141 | ddmin165 min -sNaN 0 -> -NaN Invalid_operation |
| 142 | ddmin166 min -sNaN 1 -> -NaN Invalid_operation |
| 143 | ddmin167 min sNaN 1000 -> NaN Invalid_operation |
| 144 | ddmin168 min sNaN NaN -> NaN Invalid_operation |
| 145 | ddmin169 min sNaN sNaN -> NaN Invalid_operation |
| 146 | ddmin170 min NaN sNaN -> NaN Invalid_operation |
| 147 | ddmin171 min -Inf sNaN -> NaN Invalid_operation |
| 148 | ddmin172 min -1000 sNaN -> NaN Invalid_operation |
| 149 | ddmin173 min -1 sNaN -> NaN Invalid_operation |
| 150 | ddmin174 min -0 sNaN -> NaN Invalid_operation |
| 151 | ddmin175 min 0 sNaN -> NaN Invalid_operation |
| 152 | ddmin176 min 1 sNaN -> NaN Invalid_operation |
| 153 | ddmin177 min 1000 sNaN -> NaN Invalid_operation |
| 154 | ddmin178 min Inf sNaN -> NaN Invalid_operation |
| 155 | ddmin179 min NaN sNaN -> NaN Invalid_operation |
| 156 | |
| 157 | -- propagating NaNs |
| 158 | ddmin181 min NaN9 -Inf -> -Infinity |
| 159 | ddmin182 min -NaN8 9990 -> 9990 |
| 160 | ddmin183 min NaN71 Inf -> Infinity |
| 161 | |
| 162 | ddmin184 min NaN1 NaN54 -> NaN1 |
| 163 | ddmin185 min NaN22 -NaN53 -> NaN22 |
| 164 | ddmin186 min -NaN3 NaN6 -> -NaN3 |
| 165 | ddmin187 min -NaN44 NaN7 -> -NaN44 |
| 166 | |
| 167 | ddmin188 min -Inf NaN41 -> -Infinity |
| 168 | ddmin189 min -9999 -NaN33 -> -9999 |
| 169 | ddmin190 min Inf NaN2 -> Infinity |
| 170 | |
| 171 | ddmin191 min sNaN99 -Inf -> NaN99 Invalid_operation |
| 172 | ddmin192 min sNaN98 -11 -> NaN98 Invalid_operation |
| 173 | ddmin193 min -sNaN97 NaN8 -> -NaN97 Invalid_operation |
| 174 | ddmin194 min sNaN69 sNaN94 -> NaN69 Invalid_operation |
| 175 | ddmin195 min NaN95 sNaN93 -> NaN93 Invalid_operation |
| 176 | ddmin196 min -Inf sNaN92 -> NaN92 Invalid_operation |
| 177 | ddmin197 min 088 sNaN91 -> NaN91 Invalid_operation |
| 178 | ddmin198 min Inf -sNaN90 -> -NaN90 Invalid_operation |
| 179 | ddmin199 min NaN sNaN86 -> NaN86 Invalid_operation |
| 180 | |
| 181 | -- old rounding checks |
| 182 | ddmin221 min -12345678000 1 -> -12345678000 |
| 183 | ddmin222 min 1 -12345678000 -> -12345678000 |
| 184 | ddmin223 min -1234567800 1 -> -1234567800 |
| 185 | ddmin224 min 1 -1234567800 -> -1234567800 |
| 186 | ddmin225 min -1234567890 1 -> -1234567890 |
| 187 | ddmin226 min 1 -1234567890 -> -1234567890 |
| 188 | ddmin227 min -1234567891 1 -> -1234567891 |
| 189 | ddmin228 min 1 -1234567891 -> -1234567891 |
| 190 | ddmin229 min -12345678901 1 -> -12345678901 |
| 191 | ddmin230 min 1 -12345678901 -> -12345678901 |
| 192 | ddmin231 min -1234567896 1 -> -1234567896 |
| 193 | ddmin232 min 1 -1234567896 -> -1234567896 |
| 194 | ddmin233 min 1234567891 1 -> 1 |
| 195 | ddmin234 min 1 1234567891 -> 1 |
| 196 | ddmin235 min 12345678901 1 -> 1 |
| 197 | ddmin236 min 1 12345678901 -> 1 |
| 198 | ddmin237 min 1234567896 1 -> 1 |
| 199 | ddmin238 min 1 1234567896 -> 1 |
| 200 | |
| 201 | -- from examples |
| 202 | ddmin280 min '3' '2' -> '2' |
| 203 | ddmin281 min '-10' '3' -> '-10' |
| 204 | ddmin282 min '1.0' '1' -> '1.0' |
| 205 | ddmin283 min '1' '1.0' -> '1.0' |
| 206 | ddmin284 min '7' 'NaN' -> '7' |
| 207 | |
| 208 | -- expanded list from min/max 754r purple prose |
| 209 | -- [explicit tests for exponent ordering] |
| 210 | ddmin401 min Inf 1.1 -> 1.1 |
| 211 | ddmin402 min 1.1 1 -> 1 |
| 212 | ddmin403 min 1 1.0 -> 1.0 |
| 213 | ddmin404 min 1.0 0.1 -> 0.1 |
| 214 | ddmin405 min 0.1 0.10 -> 0.10 |
| 215 | ddmin406 min 0.10 0.100 -> 0.100 |
| 216 | ddmin407 min 0.10 0 -> 0 |
| 217 | ddmin408 min 0 0.0 -> 0.0 |
| 218 | ddmin409 min 0.0 -0 -> -0 |
| 219 | ddmin410 min 0.0 -0.0 -> -0.0 |
| 220 | ddmin411 min 0.00 -0.0 -> -0.0 |
| 221 | ddmin412 min 0.0 -0.00 -> -0.00 |
| 222 | ddmin413 min 0 -0.0 -> -0.0 |
| 223 | ddmin414 min 0 -0 -> -0 |
| 224 | ddmin415 min -0.0 -0 -> -0 |
| 225 | ddmin416 min -0 -0.100 -> -0.100 |
| 226 | ddmin417 min -0.100 -0.10 -> -0.10 |
| 227 | ddmin418 min -0.10 -0.1 -> -0.1 |
| 228 | ddmin419 min -0.1 -1.0 -> -1.0 |
| 229 | ddmin420 min -1.0 -1 -> -1 |
| 230 | ddmin421 min -1 -1.1 -> -1.1 |
| 231 | ddmin423 min -1.1 -Inf -> -Infinity |
| 232 | -- same with operands reversed |
| 233 | ddmin431 min 1.1 Inf -> 1.1 |
| 234 | ddmin432 min 1 1.1 -> 1 |
| 235 | ddmin433 min 1.0 1 -> 1.0 |
| 236 | ddmin434 min 0.1 1.0 -> 0.1 |
| 237 | ddmin435 min 0.10 0.1 -> 0.10 |
| 238 | ddmin436 min 0.100 0.10 -> 0.100 |
| 239 | ddmin437 min 0 0.10 -> 0 |
| 240 | ddmin438 min 0.0 0 -> 0.0 |
| 241 | ddmin439 min -0 0.0 -> -0 |
| 242 | ddmin440 min -0.0 0.0 -> -0.0 |
| 243 | ddmin441 min -0.0 0.00 -> -0.0 |
| 244 | ddmin442 min -0.00 0.0 -> -0.00 |
| 245 | ddmin443 min -0.0 0 -> -0.0 |
| 246 | ddmin444 min -0 0 -> -0 |
| 247 | ddmin445 min -0 -0.0 -> -0 |
| 248 | ddmin446 min -0.100 -0 -> -0.100 |
| 249 | ddmin447 min -0.10 -0.100 -> -0.10 |
| 250 | ddmin448 min -0.1 -0.10 -> -0.1 |
| 251 | ddmin449 min -1.0 -0.1 -> -1.0 |
| 252 | ddmin450 min -1 -1.0 -> -1 |
| 253 | ddmin451 min -1.1 -1 -> -1.1 |
| 254 | ddmin453 min -Inf -1.1 -> -Infinity |
| 255 | -- largies |
| 256 | ddmin460 min 1000 1E+3 -> 1000 |
| 257 | ddmin461 min 1E+3 1000 -> 1000 |
| 258 | ddmin462 min 1000 -1E+3 -> -1E+3 |
| 259 | ddmin463 min 1E+3 -384 -> -384 |
| 260 | ddmin464 min -384 1E+3 -> -384 |
| 261 | ddmin465 min -1E+3 1000 -> -1E+3 |
| 262 | ddmin466 min -384 -1E+3 -> -1E+3 |
| 263 | ddmin467 min -1E+3 -384 -> -1E+3 |
| 264 | |
| 265 | -- misalignment traps for little-endian |
| 266 | ddmin471 min 1.0 0.1 -> 0.1 |
| 267 | ddmin472 min 0.1 1.0 -> 0.1 |
| 268 | ddmin473 min 10.0 0.1 -> 0.1 |
| 269 | ddmin474 min 0.1 10.0 -> 0.1 |
| 270 | ddmin475 min 100 1.0 -> 1.0 |
| 271 | ddmin476 min 1.0 100 -> 1.0 |
| 272 | ddmin477 min 1000 10.0 -> 10.0 |
| 273 | ddmin478 min 10.0 1000 -> 10.0 |
| 274 | ddmin479 min 10000 100.0 -> 100.0 |
| 275 | ddmin480 min 100.0 10000 -> 100.0 |
| 276 | ddmin481 min 100000 1000.0 -> 1000.0 |
| 277 | ddmin482 min 1000.0 100000 -> 1000.0 |
| 278 | ddmin483 min 1000000 10000.0 -> 10000.0 |
| 279 | ddmin484 min 10000.0 1000000 -> 10000.0 |
| 280 | |
| 281 | -- subnormals |
| 282 | ddmin510 min 1.00E-383 0 -> 0 |
| 283 | ddmin511 min 0.1E-383 0 -> 0 |
| 284 | ddmin512 min 0.10E-383 0 -> 0 |
| 285 | ddmin513 min 0.100E-383 0 -> 0 |
| 286 | ddmin514 min 0.01E-383 0 -> 0 |
| 287 | ddmin515 min 0.999E-383 0 -> 0 |
| 288 | ddmin516 min 0.099E-383 0 -> 0 |
| 289 | ddmin517 min 0.009E-383 0 -> 0 |
| 290 | ddmin518 min 0.001E-383 0 -> 0 |
| 291 | ddmin519 min 0.0009E-383 0 -> 0 |
| 292 | ddmin520 min 0.0001E-383 0 -> 0 |
| 293 | |
| 294 | ddmin530 min -1.00E-383 0 -> -1.00E-383 |
| 295 | ddmin531 min -0.1E-383 0 -> -1E-384 Subnormal |
| 296 | ddmin532 min -0.10E-383 0 -> -1.0E-384 Subnormal |
| 297 | ddmin533 min -0.100E-383 0 -> -1.00E-384 Subnormal |
| 298 | ddmin534 min -0.01E-383 0 -> -1E-385 Subnormal |
| 299 | ddmin535 min -0.999E-383 0 -> -9.99E-384 Subnormal |
| 300 | ddmin536 min -0.099E-383 0 -> -9.9E-385 Subnormal |
| 301 | ddmin537 min -0.009E-383 0 -> -9E-386 Subnormal |
| 302 | ddmin538 min -0.001E-383 0 -> -1E-386 Subnormal |
| 303 | ddmin539 min -0.0009E-383 0 -> -9E-387 Subnormal |
| 304 | ddmin540 min -0.0001E-383 0 -> -1E-387 Subnormal |
| 305 | |
| 306 | |
| 307 | -- Null tests |
| 308 | ddmin900 min 10 # -> NaN Invalid_operation |
| 309 | ddmin901 min # 10 -> NaN Invalid_operation |