| Thomas Wouters | 1b7f891 | 2007-09-19 03:06:30 +0000 | [diff] [blame] | 1 | ------------------------------------------------------------------------
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| 2 | -- ddCopySign.decTest -- quiet decDouble copy with sign from rhs --
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| 3 | -- Copyright (c) IBM Corporation, 1981, 2007. All rights reserved. --
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| 4 | ------------------------------------------------------------------------
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| 5 | -- Please see the document "General Decimal Arithmetic Testcases" --
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| 6 | -- at http://www2.hursley.ibm.com/decimal for the description of --
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| 7 | -- these testcases. --
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| 8 | -- --
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| 9 | -- These testcases are experimental ('beta' versions), and they --
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| 10 | -- may contain errors. They are offered on an as-is basis. In --
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| 11 | -- particular, achieving the same results as the tests here is not --
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| 12 | -- a guarantee that an implementation complies with any Standard --
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| 13 | -- or specification. The tests are not exhaustive. --
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| 14 | -- --
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| 15 | -- Please send comments, suggestions, and corrections to the author: --
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| 16 | -- Mike Cowlishaw, IBM Fellow --
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| 17 | -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
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| 18 | -- mfc@uk.ibm.com --
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| 19 | ------------------------------------------------------------------------
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| Guido van Rossum | 0d3fb8a | 2007-11-26 23:23:18 +0000 | [diff] [blame] | 20 | version: 2.57
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| Thomas Wouters | 1b7f891 | 2007-09-19 03:06:30 +0000 | [diff] [blame] | 21 |
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| 22 | -- All operands and results are decDoubles.
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| 23 | precision: 16
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| 24 | maxExponent: 384
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| 25 | minExponent: -383
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| 26 | extended: 1
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| 27 | clamp: 1
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| 28 | rounding: half_even
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| 29 |
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| 30 | -- Sanity check
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| 31 | ddcps001 copysign +7.50 11 -> 7.50
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| 32 |
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| 33 | -- Infinities
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| 34 | ddcps011 copysign Infinity 11 -> Infinity
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| 35 | ddcps012 copysign -Infinity 11 -> Infinity
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| 36 |
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| 37 | -- NaNs, 0 payload
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| 38 | ddcps021 copysign NaN 11 -> NaN
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| 39 | ddcps022 copysign -NaN 11 -> NaN
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| 40 | ddcps023 copysign sNaN 11 -> sNaN
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| 41 | ddcps024 copysign -sNaN 11 -> sNaN
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| 42 |
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| 43 | -- NaNs, non-0 payload
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| 44 | ddcps031 copysign NaN10 11 -> NaN10
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| 45 | ddcps032 copysign -NaN10 11 -> NaN10
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| 46 | ddcps033 copysign sNaN10 11 -> sNaN10
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| 47 | ddcps034 copysign -sNaN10 11 -> sNaN10
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| 48 | ddcps035 copysign NaN7 11 -> NaN7
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| 49 | ddcps036 copysign -NaN7 11 -> NaN7
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| 50 | ddcps037 copysign sNaN101 11 -> sNaN101
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| 51 | ddcps038 copysign -sNaN101 11 -> sNaN101
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| 52 |
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| 53 | -- finites
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| 54 | ddcps101 copysign 7 11 -> 7
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| 55 | ddcps102 copysign -7 11 -> 7
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| 56 | ddcps103 copysign 75 11 -> 75
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| 57 | ddcps104 copysign -75 11 -> 75
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| 58 | ddcps105 copysign 7.50 11 -> 7.50
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| 59 | ddcps106 copysign -7.50 11 -> 7.50
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| 60 | ddcps107 copysign 7.500 11 -> 7.500
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| 61 | ddcps108 copysign -7.500 11 -> 7.500
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| 62 |
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| 63 | -- zeros
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| 64 | ddcps111 copysign 0 11 -> 0
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| 65 | ddcps112 copysign -0 11 -> 0
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| 66 | ddcps113 copysign 0E+4 11 -> 0E+4
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| 67 | ddcps114 copysign -0E+4 11 -> 0E+4
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| 68 | ddcps115 copysign 0.0000 11 -> 0.0000
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| 69 | ddcps116 copysign -0.0000 11 -> 0.0000
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| 70 | ddcps117 copysign 0E-141 11 -> 0E-141
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| 71 | ddcps118 copysign -0E-141 11 -> 0E-141
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| 72 |
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| 73 | -- full coefficients, alternating bits
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| 74 | ddcps121 copysign 2682682682682682 11 -> 2682682682682682
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| 75 | ddcps122 copysign -2682682682682682 11 -> 2682682682682682
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| 76 | ddcps123 copysign 1341341341341341 11 -> 1341341341341341
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| 77 | ddcps124 copysign -1341341341341341 11 -> 1341341341341341
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| 78 |
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| 79 | -- Nmax, Nmin, Ntiny
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| 80 | ddcps131 copysign 9.999999999999999E+384 11 -> 9.999999999999999E+384
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| 81 | ddcps132 copysign 1E-383 11 -> 1E-383
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| 82 | ddcps133 copysign 1.000000000000000E-383 11 -> 1.000000000000000E-383
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| 83 | ddcps134 copysign 1E-398 11 -> 1E-398
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| 84 |
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| 85 | ddcps135 copysign -1E-398 11 -> 1E-398
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| 86 | ddcps136 copysign -1.000000000000000E-383 11 -> 1.000000000000000E-383
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| 87 | ddcps137 copysign -1E-383 11 -> 1E-383
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| 88 | ddcps138 copysign -9.999999999999999E+384 11 -> 9.999999999999999E+384
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| 89 |
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| 90 | -- repeat with negative RHS
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| 91 |
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| 92 | -- Infinities
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| 93 | ddcps211 copysign Infinity -34 -> -Infinity
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| 94 | ddcps212 copysign -Infinity -34 -> -Infinity
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| 95 |
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| 96 | -- NaNs, 0 payload
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| 97 | ddcps221 copysign NaN -34 -> -NaN
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| 98 | ddcps222 copysign -NaN -34 -> -NaN
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| 99 | ddcps223 copysign sNaN -34 -> -sNaN
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| 100 | ddcps224 copysign -sNaN -34 -> -sNaN
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| 101 |
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| 102 | -- NaNs, non-0 payload
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| 103 | ddcps231 copysign NaN10 -34 -> -NaN10
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| 104 | ddcps232 copysign -NaN10 -34 -> -NaN10
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| 105 | ddcps233 copysign sNaN10 -34 -> -sNaN10
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| 106 | ddcps234 copysign -sNaN10 -34 -> -sNaN10
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| 107 | ddcps235 copysign NaN7 -34 -> -NaN7
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| 108 | ddcps236 copysign -NaN7 -34 -> -NaN7
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| 109 | ddcps237 copysign sNaN101 -34 -> -sNaN101
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| 110 | ddcps238 copysign -sNaN101 -34 -> -sNaN101
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| 111 |
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| 112 | -- finites
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| 113 | ddcps301 copysign 7 -34 -> -7
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| 114 | ddcps302 copysign -7 -34 -> -7
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| 115 | ddcps303 copysign 75 -34 -> -75
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| 116 | ddcps304 copysign -75 -34 -> -75
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| 117 | ddcps305 copysign 7.50 -34 -> -7.50
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| 118 | ddcps306 copysign -7.50 -34 -> -7.50
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| 119 | ddcps307 copysign 7.500 -34 -> -7.500
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| 120 | ddcps308 copysign -7.500 -34 -> -7.500
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| 121 |
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| 122 | -- zeros
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| 123 | ddcps311 copysign 0 -34 -> -0
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| 124 | ddcps312 copysign -0 -34 -> -0
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| 125 | ddcps313 copysign 0E+4 -34 -> -0E+4
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| 126 | ddcps314 copysign -0E+4 -34 -> -0E+4
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| 127 | ddcps315 copysign 0.0000 -34 -> -0.0000
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| 128 | ddcps316 copysign -0.0000 -34 -> -0.0000
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| 129 | ddcps317 copysign 0E-141 -34 -> -0E-141
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| 130 | ddcps318 copysign -0E-141 -34 -> -0E-141
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| 131 |
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| 132 | -- full coefficients, alternating bits
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| 133 | ddcps321 copysign 2682682682682682 -34 -> -2682682682682682
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| 134 | ddcps322 copysign -2682682682682682 -34 -> -2682682682682682
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| 135 | ddcps323 copysign 1341341341341341 -34 -> -1341341341341341
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| 136 | ddcps324 copysign -1341341341341341 -34 -> -1341341341341341
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| 137 |
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| 138 | -- Nmax, Nmin, Ntiny
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| 139 | ddcps331 copysign 9.999999999999999E+384 -34 -> -9.999999999999999E+384
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| 140 | ddcps332 copysign 1E-383 -34 -> -1E-383
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| 141 | ddcps333 copysign 1.000000000000000E-383 -34 -> -1.000000000000000E-383
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| 142 | ddcps334 copysign 1E-398 -34 -> -1E-398
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| 143 |
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| 144 | ddcps335 copysign -1E-398 -34 -> -1E-398
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| 145 | ddcps336 copysign -1.000000000000000E-383 -34 -> -1.000000000000000E-383
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| 146 | ddcps337 copysign -1E-383 -34 -> -1E-383
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| 147 | ddcps338 copysign -9.999999999999999E+384 -34 -> -9.999999999999999E+384
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| 148 |
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| 149 | -- Other kinds of RHS
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| 150 | ddcps401 copysign 701 -34 -> -701
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| 151 | ddcps402 copysign -720 -34 -> -720
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| 152 | ddcps403 copysign 701 -0 -> -701
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| 153 | ddcps404 copysign -720 -0 -> -720
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| 154 | ddcps405 copysign 701 +0 -> 701
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| 155 | ddcps406 copysign -720 +0 -> 720
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| 156 | ddcps407 copysign 701 +34 -> 701
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| 157 | ddcps408 copysign -720 +34 -> 720
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| 158 |
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| 159 | ddcps413 copysign 701 -Inf -> -701
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| 160 | ddcps414 copysign -720 -Inf -> -720
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| 161 | ddcps415 copysign 701 +Inf -> 701
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| 162 | ddcps416 copysign -720 +Inf -> 720
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| 163 |
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| 164 | ddcps420 copysign 701 -NaN -> -701
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| 165 | ddcps421 copysign -720 -NaN -> -720
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| 166 | ddcps422 copysign 701 +NaN -> 701
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| 167 | ddcps423 copysign -720 +NaN -> 720
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| 168 | ddcps425 copysign -720 +NaN8 -> 720
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| 169 |
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| 170 | ddcps426 copysign 701 -sNaN -> -701
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| 171 | ddcps427 copysign -720 -sNaN -> -720
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| 172 | ddcps428 copysign 701 +sNaN -> 701
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| 173 | ddcps429 copysign -720 +sNaN -> 720
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| 174 | ddcps430 copysign -720 +sNaN3 -> 720
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| 175 |
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