1------------------------------------------------------------------------ 2-- ddCopySign.decTest -- quiet decDouble 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------------------------------------------------------------------------ 20version: 2.59 21 22-- All operands and results are decDoubles. 23precision: 16 24maxExponent: 384 25minExponent: -383 26extended: 1 27clamp: 1 28rounding: half_even 29 30-- Sanity check 31ddcps001 copysign +7.50 11 -> 7.50 32 33-- Infinities 34ddcps011 copysign Infinity 11 -> Infinity 35ddcps012 copysign -Infinity 11 -> Infinity 36 37-- NaNs, 0 payload 38ddcps021 copysign NaN 11 -> NaN 39ddcps022 copysign -NaN 11 -> NaN 40ddcps023 copysign sNaN 11 -> sNaN 41ddcps024 copysign -sNaN 11 -> sNaN 42 43-- NaNs, non-0 payload 44ddcps031 copysign NaN10 11 -> NaN10 45ddcps032 copysign -NaN10 11 -> NaN10 46ddcps033 copysign sNaN10 11 -> sNaN10 47ddcps034 copysign -sNaN10 11 -> sNaN10 48ddcps035 copysign NaN7 11 -> NaN7 49ddcps036 copysign -NaN7 11 -> NaN7 50ddcps037 copysign sNaN101 11 -> sNaN101 51ddcps038 copysign -sNaN101 11 -> sNaN101 52 53-- finites 54ddcps101 copysign 7 11 -> 7 55ddcps102 copysign -7 11 -> 7 56ddcps103 copysign 75 11 -> 75 57ddcps104 copysign -75 11 -> 75 58ddcps105 copysign 7.50 11 -> 7.50 59ddcps106 copysign -7.50 11 -> 7.50 60ddcps107 copysign 7.500 11 -> 7.500 61ddcps108 copysign -7.500 11 -> 7.500 62 63-- zeros 64ddcps111 copysign 0 11 -> 0 65ddcps112 copysign -0 11 -> 0 66ddcps113 copysign 0E+4 11 -> 0E+4 67ddcps114 copysign -0E+4 11 -> 0E+4 68ddcps115 copysign 0.0000 11 -> 0.0000 69ddcps116 copysign -0.0000 11 -> 0.0000 70ddcps117 copysign 0E-141 11 -> 0E-141 71ddcps118 copysign -0E-141 11 -> 0E-141 72 73-- full coefficients, alternating bits 74ddcps121 copysign 2682682682682682 11 -> 2682682682682682 75ddcps122 copysign -2682682682682682 11 -> 2682682682682682 76ddcps123 copysign 1341341341341341 11 -> 1341341341341341 77ddcps124 copysign -1341341341341341 11 -> 1341341341341341 78 79-- Nmax, Nmin, Ntiny 80ddcps131 copysign 9.999999999999999E+384 11 -> 9.999999999999999E+384 81ddcps132 copysign 1E-383 11 -> 1E-383 82ddcps133 copysign 1.000000000000000E-383 11 -> 1.000000000000000E-383 83ddcps134 copysign 1E-398 11 -> 1E-398 84 85ddcps135 copysign -1E-398 11 -> 1E-398 86ddcps136 copysign -1.000000000000000E-383 11 -> 1.000000000000000E-383 87ddcps137 copysign -1E-383 11 -> 1E-383 88ddcps138 copysign -9.999999999999999E+384 11 -> 9.999999999999999E+384 89 90-- repeat with negative RHS 91 92-- Infinities 93ddcps211 copysign Infinity -34 -> -Infinity 94ddcps212 copysign -Infinity -34 -> -Infinity 95 96-- NaNs, 0 payload 97ddcps221 copysign NaN -34 -> -NaN 98ddcps222 copysign -NaN -34 -> -NaN 99ddcps223 copysign sNaN -34 -> -sNaN 100ddcps224 copysign -sNaN -34 -> -sNaN 101 102-- NaNs, non-0 payload 103ddcps231 copysign NaN10 -34 -> -NaN10 104ddcps232 copysign -NaN10 -34 -> -NaN10 105ddcps233 copysign sNaN10 -34 -> -sNaN10 106ddcps234 copysign -sNaN10 -34 -> -sNaN10 107ddcps235 copysign NaN7 -34 -> -NaN7 108ddcps236 copysign -NaN7 -34 -> -NaN7 109ddcps237 copysign sNaN101 -34 -> -sNaN101 110ddcps238 copysign -sNaN101 -34 -> -sNaN101 111 112-- finites 113ddcps301 copysign 7 -34 -> -7 114ddcps302 copysign -7 -34 -> -7 115ddcps303 copysign 75 -34 -> -75 116ddcps304 copysign -75 -34 -> -75 117ddcps305 copysign 7.50 -34 -> -7.50 118ddcps306 copysign -7.50 -34 -> -7.50 119ddcps307 copysign 7.500 -34 -> -7.500 120ddcps308 copysign -7.500 -34 -> -7.500 121 122-- zeros 123ddcps311 copysign 0 -34 -> -0 124ddcps312 copysign -0 -34 -> -0 125ddcps313 copysign 0E+4 -34 -> -0E+4 126ddcps314 copysign -0E+4 -34 -> -0E+4 127ddcps315 copysign 0.0000 -34 -> -0.0000 128ddcps316 copysign -0.0000 -34 -> -0.0000 129ddcps317 copysign 0E-141 -34 -> -0E-141 130ddcps318 copysign -0E-141 -34 -> -0E-141 131 132-- full coefficients, alternating bits 133ddcps321 copysign 2682682682682682 -34 -> -2682682682682682 134ddcps322 copysign -2682682682682682 -34 -> -2682682682682682 135ddcps323 copysign 1341341341341341 -34 -> -1341341341341341 136ddcps324 copysign -1341341341341341 -34 -> -1341341341341341 137 138-- Nmax, Nmin, Ntiny 139ddcps331 copysign 9.999999999999999E+384 -34 -> -9.999999999999999E+384 140ddcps332 copysign 1E-383 -34 -> -1E-383 141ddcps333 copysign 1.000000000000000E-383 -34 -> -1.000000000000000E-383 142ddcps334 copysign 1E-398 -34 -> -1E-398 143 144ddcps335 copysign -1E-398 -34 -> -1E-398 145ddcps336 copysign -1.000000000000000E-383 -34 -> -1.000000000000000E-383 146ddcps337 copysign -1E-383 -34 -> -1E-383 147ddcps338 copysign -9.999999999999999E+384 -34 -> -9.999999999999999E+384 148 149-- Other kinds of RHS 150ddcps401 copysign 701 -34 -> -701 151ddcps402 copysign -720 -34 -> -720 152ddcps403 copysign 701 -0 -> -701 153ddcps404 copysign -720 -0 -> -720 154ddcps405 copysign 701 +0 -> 701 155ddcps406 copysign -720 +0 -> 720 156ddcps407 copysign 701 +34 -> 701 157ddcps408 copysign -720 +34 -> 720 158 159ddcps413 copysign 701 -Inf -> -701 160ddcps414 copysign -720 -Inf -> -720 161ddcps415 copysign 701 +Inf -> 701 162ddcps416 copysign -720 +Inf -> 720 163 164ddcps420 copysign 701 -NaN -> -701 165ddcps421 copysign -720 -NaN -> -720 166ddcps422 copysign 701 +NaN -> 701 167ddcps423 copysign -720 +NaN -> 720 168ddcps425 copysign -720 +NaN8 -> 720 169 170ddcps426 copysign 701 -sNaN -> -701 171ddcps427 copysign -720 -sNaN -> -720 172ddcps428 copysign 701 +sNaN -> 701 173ddcps429 copysign -720 +sNaN -> 720 174ddcps430 copysign -720 +sNaN3 -> 720 175 176