| Georg Brandl | faa9ad2 | 2011-03-05 15:06:13 +0100 | [diff] [blame] | 1 | ------------------------------------------------------------------------ |
| 2 | -- copysign.decTest -- quiet copy with sign from rhs -- |
| 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 | extended: 1 |
| 23 | precision: 9 |
| 24 | rounding: half_up |
| 25 | maxExponent: 999 |
| 26 | minExponent: -999 |
| 27 | |
| 28 | -- Sanity check, and examples from decArith |
| 29 | cpsx001 copysign +7.50 11 -> 7.50 |
| 30 | cpsx002 copysign '1.50' '7.33' -> 1.50 |
| 31 | cpsx003 copysign '-1.50' '7.33' -> 1.50 |
| 32 | cpsx004 copysign '1.50' '-7.33' -> -1.50 |
| 33 | cpsx005 copysign '-1.50' '-7.33' -> -1.50 |
| 34 | |
| 35 | -- Infinities |
| 36 | cpsx011 copysign Infinity 11 -> Infinity |
| 37 | cpsx012 copysign -Infinity 11 -> Infinity |
| 38 | |
| 39 | -- NaNs, 0 payload |
| 40 | cpsx021 copysign NaN 11 -> NaN |
| 41 | cpsx022 copysign -NaN 11 -> NaN |
| 42 | cpsx023 copysign sNaN 11 -> sNaN |
| 43 | cpsx024 copysign -sNaN 11 -> sNaN |
| 44 | |
| 45 | -- NaNs, non-0 payload |
| 46 | cpsx031 copysign NaN10 11 -> NaN10 |
| 47 | cpsx032 copysign -NaN10 11 -> NaN10 |
| 48 | cpsx033 copysign sNaN10 11 -> sNaN10 |
| 49 | cpsx034 copysign -sNaN10 11 -> sNaN10 |
| 50 | cpsx035 copysign NaN7 11 -> NaN7 |
| 51 | cpsx036 copysign -NaN7 11 -> NaN7 |
| 52 | cpsx037 copysign sNaN101 11 -> sNaN101 |
| 53 | cpsx038 copysign -sNaN101 11 -> sNaN101 |
| 54 | |
| 55 | -- finites |
| 56 | cpsx101 copysign 7 11 -> 7 |
| 57 | cpsx102 copysign -7 11 -> 7 |
| 58 | cpsx103 copysign 75 11 -> 75 |
| 59 | cpsx104 copysign -75 11 -> 75 |
| 60 | cpsx105 copysign 7.50 11 -> 7.50 |
| 61 | cpsx106 copysign -7.50 11 -> 7.50 |
| 62 | cpsx107 copysign 7.500 11 -> 7.500 |
| 63 | cpsx108 copysign -7.500 11 -> 7.500 |
| 64 | |
| 65 | -- zeros |
| 66 | cpsx111 copysign 0 11 -> 0 |
| 67 | cpsx112 copysign -0 11 -> 0 |
| 68 | cpsx113 copysign 0E+4 11 -> 0E+4 |
| 69 | cpsx114 copysign -0E+4 11 -> 0E+4 |
| 70 | cpsx115 copysign 0.0000 11 -> 0.0000 |
| 71 | cpsx116 copysign -0.0000 11 -> 0.0000 |
| 72 | cpsx117 copysign 0E-141 11 -> 0E-141 |
| 73 | cpsx118 copysign -0E-141 11 -> 0E-141 |
| 74 | |
| 75 | -- full coefficients, alternating bits |
| 76 | cpsx121 copysign 268268268 11 -> 268268268 |
| 77 | cpsx122 copysign -268268268 11 -> 268268268 |
| 78 | cpsx123 copysign 134134134 11 -> 134134134 |
| 79 | cpsx124 copysign -134134134 11 -> 134134134 |
| 80 | |
| 81 | -- Nmax, Nmin, Ntiny |
| 82 | cpsx131 copysign 9.99999999E+999 11 -> 9.99999999E+999 |
| 83 | cpsx132 copysign 1E-999 11 -> 1E-999 |
| 84 | cpsx133 copysign 1.00000000E-999 11 -> 1.00000000E-999 |
| 85 | cpsx134 copysign 1E-1007 11 -> 1E-1007 |
| 86 | |
| 87 | cpsx135 copysign -1E-1007 11 -> 1E-1007 |
| 88 | cpsx136 copysign -1.00000000E-999 11 -> 1.00000000E-999 |
| 89 | cpsx137 copysign -1E-999 11 -> 1E-999 |
| 90 | cpsx138 copysign -9.99999999E+999 11 -> 9.99999999E+999 |
| 91 | |
| 92 | -- repeat with negative RHS |
| 93 | |
| 94 | -- Infinities |
| 95 | cpsx211 copysign Infinity -34 -> -Infinity |
| 96 | cpsx212 copysign -Infinity -34 -> -Infinity |
| 97 | |
| 98 | -- NaNs, 0 payload |
| 99 | cpsx221 copysign NaN -34 -> -NaN |
| 100 | cpsx222 copysign -NaN -34 -> -NaN |
| 101 | cpsx223 copysign sNaN -34 -> -sNaN |
| 102 | cpsx224 copysign -sNaN -34 -> -sNaN |
| 103 | |
| 104 | -- NaNs, non-0 payload |
| 105 | cpsx231 copysign NaN10 -34 -> -NaN10 |
| 106 | cpsx232 copysign -NaN10 -34 -> -NaN10 |
| 107 | cpsx233 copysign sNaN10 -34 -> -sNaN10 |
| 108 | cpsx234 copysign -sNaN10 -34 -> -sNaN10 |
| 109 | cpsx235 copysign NaN7 -34 -> -NaN7 |
| 110 | cpsx236 copysign -NaN7 -34 -> -NaN7 |
| 111 | cpsx237 copysign sNaN101 -34 -> -sNaN101 |
| 112 | cpsx238 copysign -sNaN101 -34 -> -sNaN101 |
| 113 | |
| 114 | -- finites |
| 115 | cpsx301 copysign 7 -34 -> -7 |
| 116 | cpsx302 copysign -7 -34 -> -7 |
| 117 | cpsx303 copysign 75 -34 -> -75 |
| 118 | cpsx304 copysign -75 -34 -> -75 |
| 119 | cpsx305 copysign 7.50 -34 -> -7.50 |
| 120 | cpsx306 copysign -7.50 -34 -> -7.50 |
| 121 | cpsx307 copysign 7.500 -34 -> -7.500 |
| 122 | cpsx308 copysign -7.500 -34 -> -7.500 |
| 123 | |
| 124 | -- zeros |
| 125 | cpsx311 copysign 0 -34 -> -0 |
| 126 | cpsx312 copysign -0 -34 -> -0 |
| 127 | cpsx313 copysign 0E+4 -34 -> -0E+4 |
| 128 | cpsx314 copysign -0E+4 -34 -> -0E+4 |
| 129 | cpsx315 copysign 0.0000 -34 -> -0.0000 |
| 130 | cpsx316 copysign -0.0000 -34 -> -0.0000 |
| 131 | cpsx317 copysign 0E-141 -34 -> -0E-141 |
| 132 | cpsx318 copysign -0E-141 -34 -> -0E-141 |
| 133 | |
| 134 | -- full coefficients, alternating bits |
| 135 | cpsx321 copysign 268268268 -18 -> -268268268 |
| 136 | cpsx322 copysign -268268268 -18 -> -268268268 |
| 137 | cpsx323 copysign 134134134 -18 -> -134134134 |
| 138 | cpsx324 copysign -134134134 -18 -> -134134134 |
| 139 | |
| 140 | -- Nmax, Nmin, Ntiny |
| 141 | cpsx331 copysign 9.99999999E+999 -18 -> -9.99999999E+999 |
| 142 | cpsx332 copysign 1E-999 -18 -> -1E-999 |
| 143 | cpsx333 copysign 1.00000000E-999 -18 -> -1.00000000E-999 |
| 144 | cpsx334 copysign 1E-1007 -18 -> -1E-1007 |
| 145 | |
| 146 | cpsx335 copysign -1E-1007 -18 -> -1E-1007 |
| 147 | cpsx336 copysign -1.00000000E-999 -18 -> -1.00000000E-999 |
| 148 | cpsx337 copysign -1E-999 -18 -> -1E-999 |
| 149 | cpsx338 copysign -9.99999999E+999 -18 -> -9.99999999E+999 |
| 150 | |
| 151 | -- Other kinds of RHS |
| 152 | cpsx401 copysign 701 -34 -> -701 |
| 153 | cpsx402 copysign -720 -34 -> -720 |
| 154 | cpsx403 copysign 701 -0 -> -701 |
| 155 | cpsx404 copysign -720 -0 -> -720 |
| 156 | cpsx405 copysign 701 +0 -> 701 |
| 157 | cpsx406 copysign -720 +0 -> 720 |
| 158 | cpsx407 copysign 701 +34 -> 701 |
| 159 | cpsx408 copysign -720 +34 -> 720 |
| 160 | |
| 161 | cpsx413 copysign 701 -Inf -> -701 |
| 162 | cpsx414 copysign -720 -Inf -> -720 |
| 163 | cpsx415 copysign 701 +Inf -> 701 |
| 164 | cpsx416 copysign -720 +Inf -> 720 |
| 165 | |
| 166 | cpsx420 copysign 701 -NaN -> -701 |
| 167 | cpsx421 copysign -720 -NaN -> -720 |
| 168 | cpsx422 copysign 701 +NaN -> 701 |
| 169 | cpsx423 copysign -720 +NaN -> 720 |
| 170 | cpsx425 copysign -720 +NaN8 -> 720 |
| 171 | |
| 172 | cpsx426 copysign 701 -sNaN -> -701 |
| 173 | cpsx427 copysign -720 -sNaN -> -720 |
| 174 | cpsx428 copysign 701 +sNaN -> 701 |
| 175 | cpsx429 copysign -720 +sNaN -> 720 |
| 176 | cpsx430 copysign -720 +sNaN3 -> 720 |
| 177 | |