| ------------------------------------------------------------------------ |
| -- ddMaxMag.decTest -- decDouble maxnummag -- |
| -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- |
| ------------------------------------------------------------------------ |
| -- Please see the document "General Decimal Arithmetic Testcases" -- |
| -- at http://www2.hursley.ibm.com/decimal for the description of -- |
| -- these testcases. -- |
| -- -- |
| -- These testcases are experimental ('beta' versions), and they -- |
| -- may contain errors. They are offered on an as-is basis. In -- |
| -- particular, achieving the same results as the tests here is not -- |
| -- a guarantee that an implementation complies with any Standard -- |
| -- or specification. The tests are not exhaustive. -- |
| -- -- |
| -- Please send comments, suggestions, and corrections to the author: -- |
| -- Mike Cowlishaw, IBM Fellow -- |
| -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- |
| -- mfc@uk.ibm.com -- |
| ------------------------------------------------------------------------ |
| version: 2.59 |
| |
| -- we assume that base comparison is tested in compare.decTest, so |
| -- these mainly cover special cases and rounding |
| precision: 16 |
| maxExponent: 384 |
| minExponent: -383 |
| extended: 1 |
| clamp: 1 |
| rounding: half_even |
| |
| -- sanity checks |
| ddmxg001 maxmag -2 -2 -> -2 |
| ddmxg002 maxmag -2 -1 -> -2 |
| ddmxg003 maxmag -2 0 -> -2 |
| ddmxg004 maxmag -2 1 -> -2 |
| ddmxg005 maxmag -2 2 -> 2 |
| ddmxg006 maxmag -1 -2 -> -2 |
| ddmxg007 maxmag -1 -1 -> -1 |
| ddmxg008 maxmag -1 0 -> -1 |
| ddmxg009 maxmag -1 1 -> 1 |
| ddmxg010 maxmag -1 2 -> 2 |
| ddmxg011 maxmag 0 -2 -> -2 |
| ddmxg012 maxmag 0 -1 -> -1 |
| ddmxg013 maxmag 0 0 -> 0 |
| ddmxg014 maxmag 0 1 -> 1 |
| ddmxg015 maxmag 0 2 -> 2 |
| ddmxg016 maxmag 1 -2 -> -2 |
| ddmxg017 maxmag 1 -1 -> 1 |
| ddmxg018 maxmag 1 0 -> 1 |
| ddmxg019 maxmag 1 1 -> 1 |
| ddmxg020 maxmag 1 2 -> 2 |
| ddmxg021 maxmag 2 -2 -> 2 |
| ddmxg022 maxmag 2 -1 -> 2 |
| ddmxg023 maxmag 2 0 -> 2 |
| ddmxg025 maxmag 2 1 -> 2 |
| ddmxg026 maxmag 2 2 -> 2 |
| |
| -- extended zeros |
| ddmxg030 maxmag 0 0 -> 0 |
| ddmxg031 maxmag 0 -0 -> 0 |
| ddmxg032 maxmag 0 -0.0 -> 0 |
| ddmxg033 maxmag 0 0.0 -> 0 |
| ddmxg034 maxmag -0 0 -> 0 -- note: -0 = 0, but 0 chosen |
| ddmxg035 maxmag -0 -0 -> -0 |
| ddmxg036 maxmag -0 -0.0 -> -0.0 |
| ddmxg037 maxmag -0 0.0 -> 0.0 |
| ddmxg038 maxmag 0.0 0 -> 0 |
| ddmxg039 maxmag 0.0 -0 -> 0.0 |
| ddmxg040 maxmag 0.0 -0.0 -> 0.0 |
| ddmxg041 maxmag 0.0 0.0 -> 0.0 |
| ddmxg042 maxmag -0.0 0 -> 0 |
| ddmxg043 maxmag -0.0 -0 -> -0.0 |
| ddmxg044 maxmag -0.0 -0.0 -> -0.0 |
| ddmxg045 maxmag -0.0 0.0 -> 0.0 |
| |
| ddmxg050 maxmag -0E1 0E1 -> 0E+1 |
| ddmxg051 maxmag -0E2 0E2 -> 0E+2 |
| ddmxg052 maxmag -0E2 0E1 -> 0E+1 |
| ddmxg053 maxmag -0E1 0E2 -> 0E+2 |
| ddmxg054 maxmag 0E1 -0E1 -> 0E+1 |
| ddmxg055 maxmag 0E2 -0E2 -> 0E+2 |
| ddmxg056 maxmag 0E2 -0E1 -> 0E+2 |
| ddmxg057 maxmag 0E1 -0E2 -> 0E+1 |
| |
| ddmxg058 maxmag 0E1 0E1 -> 0E+1 |
| ddmxg059 maxmag 0E2 0E2 -> 0E+2 |
| ddmxg060 maxmag 0E2 0E1 -> 0E+2 |
| ddmxg061 maxmag 0E1 0E2 -> 0E+2 |
| ddmxg062 maxmag -0E1 -0E1 -> -0E+1 |
| ddmxg063 maxmag -0E2 -0E2 -> -0E+2 |
| ddmxg064 maxmag -0E2 -0E1 -> -0E+1 |
| ddmxg065 maxmag -0E1 -0E2 -> -0E+1 |
| |
| -- Specials |
| ddmxg090 maxmag Inf -Inf -> Infinity |
| ddmxg091 maxmag Inf -1000 -> Infinity |
| ddmxg092 maxmag Inf -1 -> Infinity |
| ddmxg093 maxmag Inf -0 -> Infinity |
| ddmxg094 maxmag Inf 0 -> Infinity |
| ddmxg095 maxmag Inf 1 -> Infinity |
| ddmxg096 maxmag Inf 1000 -> Infinity |
| ddmxg097 maxmag Inf Inf -> Infinity |
| ddmxg098 maxmag -1000 Inf -> Infinity |
| ddmxg099 maxmag -Inf Inf -> Infinity |
| ddmxg100 maxmag -1 Inf -> Infinity |
| ddmxg101 maxmag -0 Inf -> Infinity |
| ddmxg102 maxmag 0 Inf -> Infinity |
| ddmxg103 maxmag 1 Inf -> Infinity |
| ddmxg104 maxmag 1000 Inf -> Infinity |
| ddmxg105 maxmag Inf Inf -> Infinity |
| |
| ddmxg120 maxmag -Inf -Inf -> -Infinity |
| ddmxg121 maxmag -Inf -1000 -> -Infinity |
| ddmxg122 maxmag -Inf -1 -> -Infinity |
| ddmxg123 maxmag -Inf -0 -> -Infinity |
| ddmxg124 maxmag -Inf 0 -> -Infinity |
| ddmxg125 maxmag -Inf 1 -> -Infinity |
| ddmxg126 maxmag -Inf 1000 -> -Infinity |
| ddmxg127 maxmag -Inf Inf -> Infinity |
| ddmxg128 maxmag -Inf -Inf -> -Infinity |
| ddmxg129 maxmag -1000 -Inf -> -Infinity |
| ddmxg130 maxmag -1 -Inf -> -Infinity |
| ddmxg131 maxmag -0 -Inf -> -Infinity |
| ddmxg132 maxmag 0 -Inf -> -Infinity |
| ddmxg133 maxmag 1 -Inf -> -Infinity |
| ddmxg134 maxmag 1000 -Inf -> -Infinity |
| ddmxg135 maxmag Inf -Inf -> Infinity |
| |
| -- 2004.08.02 754r chooses number over NaN in mixed cases |
| ddmxg141 maxmag NaN -Inf -> -Infinity |
| ddmxg142 maxmag NaN -1000 -> -1000 |
| ddmxg143 maxmag NaN -1 -> -1 |
| ddmxg144 maxmag NaN -0 -> -0 |
| ddmxg145 maxmag NaN 0 -> 0 |
| ddmxg146 maxmag NaN 1 -> 1 |
| ddmxg147 maxmag NaN 1000 -> 1000 |
| ddmxg148 maxmag NaN Inf -> Infinity |
| ddmxg149 maxmag NaN NaN -> NaN |
| ddmxg150 maxmag -Inf NaN -> -Infinity |
| ddmxg151 maxmag -1000 NaN -> -1000 |
| ddmxg152 maxmag -1 NaN -> -1 |
| ddmxg153 maxmag -0 NaN -> -0 |
| ddmxg154 maxmag 0 NaN -> 0 |
| ddmxg155 maxmag 1 NaN -> 1 |
| ddmxg156 maxmag 1000 NaN -> 1000 |
| ddmxg157 maxmag Inf NaN -> Infinity |
| |
| ddmxg161 maxmag sNaN -Inf -> NaN Invalid_operation |
| ddmxg162 maxmag sNaN -1000 -> NaN Invalid_operation |
| ddmxg163 maxmag sNaN -1 -> NaN Invalid_operation |
| ddmxg164 maxmag sNaN -0 -> NaN Invalid_operation |
| ddmxg165 maxmag sNaN 0 -> NaN Invalid_operation |
| ddmxg166 maxmag sNaN 1 -> NaN Invalid_operation |
| ddmxg167 maxmag sNaN 1000 -> NaN Invalid_operation |
| ddmxg168 maxmag sNaN NaN -> NaN Invalid_operation |
| ddmxg169 maxmag sNaN sNaN -> NaN Invalid_operation |
| ddmxg170 maxmag NaN sNaN -> NaN Invalid_operation |
| ddmxg171 maxmag -Inf sNaN -> NaN Invalid_operation |
| ddmxg172 maxmag -1000 sNaN -> NaN Invalid_operation |
| ddmxg173 maxmag -1 sNaN -> NaN Invalid_operation |
| ddmxg174 maxmag -0 sNaN -> NaN Invalid_operation |
| ddmxg175 maxmag 0 sNaN -> NaN Invalid_operation |
| ddmxg176 maxmag 1 sNaN -> NaN Invalid_operation |
| ddmxg177 maxmag 1000 sNaN -> NaN Invalid_operation |
| ddmxg178 maxmag Inf sNaN -> NaN Invalid_operation |
| ddmxg179 maxmag NaN sNaN -> NaN Invalid_operation |
| |
| -- propagating NaNs |
| ddmxg181 maxmag NaN9 -Inf -> -Infinity |
| ddmxg182 maxmag NaN8 9 -> 9 |
| ddmxg183 maxmag -NaN7 Inf -> Infinity |
| |
| ddmxg184 maxmag -NaN1 NaN11 -> -NaN1 |
| ddmxg185 maxmag NaN2 NaN12 -> NaN2 |
| ddmxg186 maxmag -NaN13 -NaN7 -> -NaN13 |
| ddmxg187 maxmag NaN14 -NaN5 -> NaN14 |
| |
| ddmxg188 maxmag -Inf NaN4 -> -Infinity |
| ddmxg189 maxmag -9 -NaN3 -> -9 |
| ddmxg190 maxmag Inf NaN2 -> Infinity |
| |
| ddmxg191 maxmag sNaN99 -Inf -> NaN99 Invalid_operation |
| ddmxg192 maxmag sNaN98 -1 -> NaN98 Invalid_operation |
| ddmxg193 maxmag -sNaN97 NaN -> -NaN97 Invalid_operation |
| ddmxg194 maxmag sNaN96 sNaN94 -> NaN96 Invalid_operation |
| ddmxg195 maxmag NaN95 sNaN93 -> NaN93 Invalid_operation |
| ddmxg196 maxmag -Inf sNaN92 -> NaN92 Invalid_operation |
| ddmxg197 maxmag 0 sNaN91 -> NaN91 Invalid_operation |
| ddmxg198 maxmag Inf -sNaN90 -> -NaN90 Invalid_operation |
| ddmxg199 maxmag NaN sNaN89 -> NaN89 Invalid_operation |
| |
| -- old rounding checks |
| ddmxg221 maxmag 12345678000 1 -> 12345678000 |
| ddmxg222 maxmag 1 12345678000 -> 12345678000 |
| ddmxg223 maxmag 1234567800 1 -> 1234567800 |
| ddmxg224 maxmag 1 1234567800 -> 1234567800 |
| ddmxg225 maxmag 1234567890 1 -> 1234567890 |
| ddmxg226 maxmag 1 1234567890 -> 1234567890 |
| ddmxg227 maxmag 1234567891 1 -> 1234567891 |
| ddmxg228 maxmag 1 1234567891 -> 1234567891 |
| ddmxg229 maxmag 12345678901 1 -> 12345678901 |
| ddmxg230 maxmag 1 12345678901 -> 12345678901 |
| ddmxg231 maxmag 1234567896 1 -> 1234567896 |
| ddmxg232 maxmag 1 1234567896 -> 1234567896 |
| ddmxg233 maxmag -1234567891 1 -> -1234567891 |
| ddmxg234 maxmag 1 -1234567891 -> -1234567891 |
| ddmxg235 maxmag -12345678901 1 -> -12345678901 |
| ddmxg236 maxmag 1 -12345678901 -> -12345678901 |
| ddmxg237 maxmag -1234567896 1 -> -1234567896 |
| ddmxg238 maxmag 1 -1234567896 -> -1234567896 |
| |
| -- from examples |
| ddmxg280 maxmag '3' '2' -> '3' |
| ddmxg281 maxmag '-10' '3' -> '-10' |
| ddmxg282 maxmag '1.0' '1' -> '1' |
| ddmxg283 maxmag '1' '1.0' -> '1' |
| ddmxg284 maxmag '7' 'NaN' -> '7' |
| |
| -- expanded list from min/max 754r purple prose |
| -- [explicit tests for exponent ordering] |
| ddmxg401 maxmag Inf 1.1 -> Infinity |
| ddmxg402 maxmag 1.1 1 -> 1.1 |
| ddmxg403 maxmag 1 1.0 -> 1 |
| ddmxg404 maxmag 1.0 0.1 -> 1.0 |
| ddmxg405 maxmag 0.1 0.10 -> 0.1 |
| ddmxg406 maxmag 0.10 0.100 -> 0.10 |
| ddmxg407 maxmag 0.10 0 -> 0.10 |
| ddmxg408 maxmag 0 0.0 -> 0 |
| ddmxg409 maxmag 0.0 -0 -> 0.0 |
| ddmxg410 maxmag 0.0 -0.0 -> 0.0 |
| ddmxg411 maxmag 0.00 -0.0 -> 0.00 |
| ddmxg412 maxmag 0.0 -0.00 -> 0.0 |
| ddmxg413 maxmag 0 -0.0 -> 0 |
| ddmxg414 maxmag 0 -0 -> 0 |
| ddmxg415 maxmag -0.0 -0 -> -0.0 |
| ddmxg416 maxmag -0 -0.100 -> -0.100 |
| ddmxg417 maxmag -0.100 -0.10 -> -0.100 |
| ddmxg418 maxmag -0.10 -0.1 -> -0.10 |
| ddmxg419 maxmag -0.1 -1.0 -> -1.0 |
| ddmxg420 maxmag -1.0 -1 -> -1.0 |
| ddmxg421 maxmag -1 -1.1 -> -1.1 |
| ddmxg423 maxmag -1.1 -Inf -> -Infinity |
| -- same with operands reversed |
| ddmxg431 maxmag 1.1 Inf -> Infinity |
| ddmxg432 maxmag 1 1.1 -> 1.1 |
| ddmxg433 maxmag 1.0 1 -> 1 |
| ddmxg434 maxmag 0.1 1.0 -> 1.0 |
| ddmxg435 maxmag 0.10 0.1 -> 0.1 |
| ddmxg436 maxmag 0.100 0.10 -> 0.10 |
| ddmxg437 maxmag 0 0.10 -> 0.10 |
| ddmxg438 maxmag 0.0 0 -> 0 |
| ddmxg439 maxmag -0 0.0 -> 0.0 |
| ddmxg440 maxmag -0.0 0.0 -> 0.0 |
| ddmxg441 maxmag -0.0 0.00 -> 0.00 |
| ddmxg442 maxmag -0.00 0.0 -> 0.0 |
| ddmxg443 maxmag -0.0 0 -> 0 |
| ddmxg444 maxmag -0 0 -> 0 |
| ddmxg445 maxmag -0 -0.0 -> -0.0 |
| ddmxg446 maxmag -0.100 -0 -> -0.100 |
| ddmxg447 maxmag -0.10 -0.100 -> -0.100 |
| ddmxg448 maxmag -0.1 -0.10 -> -0.10 |
| ddmxg449 maxmag -1.0 -0.1 -> -1.0 |
| ddmxg450 maxmag -1 -1.0 -> -1.0 |
| ddmxg451 maxmag -1.1 -1 -> -1.1 |
| ddmxg453 maxmag -Inf -1.1 -> -Infinity |
| -- largies |
| ddmxg460 maxmag 1000 1E+3 -> 1E+3 |
| ddmxg461 maxmag 1E+3 1000 -> 1E+3 |
| ddmxg462 maxmag 1000 -1E+3 -> 1000 |
| ddmxg463 maxmag 1E+3 -1000 -> 1E+3 |
| ddmxg464 maxmag -1000 1E+3 -> 1E+3 |
| ddmxg465 maxmag -1E+3 1000 -> 1000 |
| ddmxg466 maxmag -1000 -1E+3 -> -1000 |
| ddmxg467 maxmag -1E+3 -1000 -> -1000 |
| |
| -- subnormals |
| ddmxg510 maxmag 1.00E-383 0 -> 1.00E-383 |
| ddmxg511 maxmag 0.1E-383 0 -> 1E-384 Subnormal |
| ddmxg512 maxmag 0.10E-383 0 -> 1.0E-384 Subnormal |
| ddmxg513 maxmag 0.100E-383 0 -> 1.00E-384 Subnormal |
| ddmxg514 maxmag 0.01E-383 0 -> 1E-385 Subnormal |
| ddmxg515 maxmag 0.999E-383 0 -> 9.99E-384 Subnormal |
| ddmxg516 maxmag 0.099E-383 0 -> 9.9E-385 Subnormal |
| ddmxg517 maxmag 0.009E-383 0 -> 9E-386 Subnormal |
| ddmxg518 maxmag 0.001E-383 0 -> 1E-386 Subnormal |
| ddmxg519 maxmag 0.0009E-383 0 -> 9E-387 Subnormal |
| ddmxg520 maxmag 0.0001E-383 0 -> 1E-387 Subnormal |
| |
| ddmxg530 maxmag -1.00E-383 0 -> -1.00E-383 |
| ddmxg531 maxmag -0.1E-383 0 -> -1E-384 Subnormal |
| ddmxg532 maxmag -0.10E-383 0 -> -1.0E-384 Subnormal |
| ddmxg533 maxmag -0.100E-383 0 -> -1.00E-384 Subnormal |
| ddmxg534 maxmag -0.01E-383 0 -> -1E-385 Subnormal |
| ddmxg535 maxmag -0.999E-383 0 -> -9.99E-384 Subnormal |
| ddmxg536 maxmag -0.099E-383 0 -> -9.9E-385 Subnormal |
| ddmxg537 maxmag -0.009E-383 0 -> -9E-386 Subnormal |
| ddmxg538 maxmag -0.001E-383 0 -> -1E-386 Subnormal |
| ddmxg539 maxmag -0.0009E-383 0 -> -9E-387 Subnormal |
| ddmxg540 maxmag -0.0001E-383 0 -> -1E-387 Subnormal |
| |
| -- Null tests |
| ddmxg900 maxmag 10 # -> NaN Invalid_operation |
| ddmxg901 maxmag # 10 -> NaN Invalid_operation |
| |
