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------------------------------------------------------------------------ 20version: 2.59 21 22extended: 1 23precision: 9 24rounding: half_up 25maxExponent: 999 26minExponent: -999 27 28-- Sanity check, and examples from decArith 29cpsx001 copysign +7.50 11 -> 7.50 30cpsx002 copysign '1.50' '7.33' -> 1.50 31cpsx003 copysign '-1.50' '7.33' -> 1.50 32cpsx004 copysign '1.50' '-7.33' -> -1.50 33cpsx005 copysign '-1.50' '-7.33' -> -1.50 34 35-- Infinities 36cpsx011 copysign Infinity 11 -> Infinity 37cpsx012 copysign -Infinity 11 -> Infinity 38 39-- NaNs, 0 payload 40cpsx021 copysign NaN 11 -> NaN 41cpsx022 copysign -NaN 11 -> NaN 42cpsx023 copysign sNaN 11 -> sNaN 43cpsx024 copysign -sNaN 11 -> sNaN 44 45-- NaNs, non-0 payload 46cpsx031 copysign NaN10 11 -> NaN10 47cpsx032 copysign -NaN10 11 -> NaN10 48cpsx033 copysign sNaN10 11 -> sNaN10 49cpsx034 copysign -sNaN10 11 -> sNaN10 50cpsx035 copysign NaN7 11 -> NaN7 51cpsx036 copysign -NaN7 11 -> NaN7 52cpsx037 copysign sNaN101 11 -> sNaN101 53cpsx038 copysign -sNaN101 11 -> sNaN101 54 55-- finites 56cpsx101 copysign 7 11 -> 7 57cpsx102 copysign -7 11 -> 7 58cpsx103 copysign 75 11 -> 75 59cpsx104 copysign -75 11 -> 75 60cpsx105 copysign 7.50 11 -> 7.50 61cpsx106 copysign -7.50 11 -> 7.50 62cpsx107 copysign 7.500 11 -> 7.500 63cpsx108 copysign -7.500 11 -> 7.500 64 65-- zeros 66cpsx111 copysign 0 11 -> 0 67cpsx112 copysign -0 11 -> 0 68cpsx113 copysign 0E+4 11 -> 0E+4 69cpsx114 copysign -0E+4 11 -> 0E+4 70cpsx115 copysign 0.0000 11 -> 0.0000 71cpsx116 copysign -0.0000 11 -> 0.0000 72cpsx117 copysign 0E-141 11 -> 0E-141 73cpsx118 copysign -0E-141 11 -> 0E-141 74 75-- full coefficients, alternating bits 76cpsx121 copysign 268268268 11 -> 268268268 77cpsx122 copysign -268268268 11 -> 268268268 78cpsx123 copysign 134134134 11 -> 134134134 79cpsx124 copysign -134134134 11 -> 134134134 80 81-- Nmax, Nmin, Ntiny 82cpsx131 copysign 9.99999999E+999 11 -> 9.99999999E+999 83cpsx132 copysign 1E-999 11 -> 1E-999 84cpsx133 copysign 1.00000000E-999 11 -> 1.00000000E-999 85cpsx134 copysign 1E-1007 11 -> 1E-1007 86 87cpsx135 copysign -1E-1007 11 -> 1E-1007 88cpsx136 copysign -1.00000000E-999 11 -> 1.00000000E-999 89cpsx137 copysign -1E-999 11 -> 1E-999 90cpsx138 copysign -9.99999999E+999 11 -> 9.99999999E+999 91 92-- repeat with negative RHS 93 94-- Infinities 95cpsx211 copysign Infinity -34 -> -Infinity 96cpsx212 copysign -Infinity -34 -> -Infinity 97 98-- NaNs, 0 payload 99cpsx221 copysign NaN -34 -> -NaN 100cpsx222 copysign -NaN -34 -> -NaN 101cpsx223 copysign sNaN -34 -> -sNaN 102cpsx224 copysign -sNaN -34 -> -sNaN 103 104-- NaNs, non-0 payload 105cpsx231 copysign NaN10 -34 -> -NaN10 106cpsx232 copysign -NaN10 -34 -> -NaN10 107cpsx233 copysign sNaN10 -34 -> -sNaN10 108cpsx234 copysign -sNaN10 -34 -> -sNaN10 109cpsx235 copysign NaN7 -34 -> -NaN7 110cpsx236 copysign -NaN7 -34 -> -NaN7 111cpsx237 copysign sNaN101 -34 -> -sNaN101 112cpsx238 copysign -sNaN101 -34 -> -sNaN101 113 114-- finites 115cpsx301 copysign 7 -34 -> -7 116cpsx302 copysign -7 -34 -> -7 117cpsx303 copysign 75 -34 -> -75 118cpsx304 copysign -75 -34 -> -75 119cpsx305 copysign 7.50 -34 -> -7.50 120cpsx306 copysign -7.50 -34 -> -7.50 121cpsx307 copysign 7.500 -34 -> -7.500 122cpsx308 copysign -7.500 -34 -> -7.500 123 124-- zeros 125cpsx311 copysign 0 -34 -> -0 126cpsx312 copysign -0 -34 -> -0 127cpsx313 copysign 0E+4 -34 -> -0E+4 128cpsx314 copysign -0E+4 -34 -> -0E+4 129cpsx315 copysign 0.0000 -34 -> -0.0000 130cpsx316 copysign -0.0000 -34 -> -0.0000 131cpsx317 copysign 0E-141 -34 -> -0E-141 132cpsx318 copysign -0E-141 -34 -> -0E-141 133 134-- full coefficients, alternating bits 135cpsx321 copysign 268268268 -18 -> -268268268 136cpsx322 copysign -268268268 -18 -> -268268268 137cpsx323 copysign 134134134 -18 -> -134134134 138cpsx324 copysign -134134134 -18 -> -134134134 139 140-- Nmax, Nmin, Ntiny 141cpsx331 copysign 9.99999999E+999 -18 -> -9.99999999E+999 142cpsx332 copysign 1E-999 -18 -> -1E-999 143cpsx333 copysign 1.00000000E-999 -18 -> -1.00000000E-999 144cpsx334 copysign 1E-1007 -18 -> -1E-1007 145 146cpsx335 copysign -1E-1007 -18 -> -1E-1007 147cpsx336 copysign -1.00000000E-999 -18 -> -1.00000000E-999 148cpsx337 copysign -1E-999 -18 -> -1E-999 149cpsx338 copysign -9.99999999E+999 -18 -> -9.99999999E+999 150 151-- Other kinds of RHS 152cpsx401 copysign 701 -34 -> -701 153cpsx402 copysign -720 -34 -> -720 154cpsx403 copysign 701 -0 -> -701 155cpsx404 copysign -720 -0 -> -720 156cpsx405 copysign 701 +0 -> 701 157cpsx406 copysign -720 +0 -> 720 158cpsx407 copysign 701 +34 -> 701 159cpsx408 copysign -720 +34 -> 720 160 161cpsx413 copysign 701 -Inf -> -701 162cpsx414 copysign -720 -Inf -> -720 163cpsx415 copysign 701 +Inf -> 701 164cpsx416 copysign -720 +Inf -> 720 165 166cpsx420 copysign 701 -NaN -> -701 167cpsx421 copysign -720 -NaN -> -720 168cpsx422 copysign 701 +NaN -> 701 169cpsx423 copysign -720 +NaN -> 720 170cpsx425 copysign -720 +NaN8 -> 720 171 172cpsx426 copysign 701 -sNaN -> -701 173cpsx427 copysign -720 -sNaN -> -720 174cpsx428 copysign 701 +sNaN -> 701 175cpsx429 copysign -720 +sNaN -> 720 176cpsx430 copysign -720 +sNaN3 -> 720 177 178