------------------------------------------------------------------------ -- ddCopyNegate.decTest -- quiet decDouble copy and negate -- -- Copyright (c) IBM Corporation, 1981, 2007. 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: 2.56 -- All operands and results are decDoubles. precision: 16 maxExponent: 384 minExponent: -383 extended: 1 clamp: 1 rounding: half_even -- Sanity check ddcpn001 copynegate +7.50 -> -7.50 -- Infinities ddcpn011 copynegate Infinity -> -Infinity ddcpn012 copynegate -Infinity -> Infinity -- NaNs, 0 payload ddcpn021 copynegate NaN -> -NaN ddcpn022 copynegate -NaN -> NaN ddcpn023 copynegate sNaN -> -sNaN ddcpn024 copynegate -sNaN -> sNaN -- NaNs, non-0 payload ddcpn031 copynegate NaN13 -> -NaN13 ddcpn032 copynegate -NaN13 -> NaN13 ddcpn033 copynegate sNaN13 -> -sNaN13 ddcpn034 copynegate -sNaN13 -> sNaN13 ddcpn035 copynegate NaN70 -> -NaN70 ddcpn036 copynegate -NaN70 -> NaN70 ddcpn037 copynegate sNaN101 -> -sNaN101 ddcpn038 copynegate -sNaN101 -> sNaN101 -- finites ddcpn101 copynegate 7 -> -7 ddcpn102 copynegate -7 -> 7 ddcpn103 copynegate 75 -> -75 ddcpn104 copynegate -75 -> 75 ddcpn105 copynegate 7.50 -> -7.50 ddcpn106 copynegate -7.50 -> 7.50 ddcpn107 copynegate 7.500 -> -7.500 ddcpn108 copynegate -7.500 -> 7.500 -- zeros ddcpn111 copynegate 0 -> -0 ddcpn112 copynegate -0 -> 0 ddcpn113 copynegate 0E+4 -> -0E+4 ddcpn114 copynegate -0E+4 -> 0E+4 ddcpn115 copynegate 0.0000 -> -0.0000 ddcpn116 copynegate -0.0000 -> 0.0000 ddcpn117 copynegate 0E-141 -> -0E-141 ddcpn118 copynegate -0E-141 -> 0E-141 -- full coefficients, alternating bits ddcpn121 copynegate 2682682682682682 -> -2682682682682682 ddcpn122 copynegate -2682682682682682 -> 2682682682682682 ddcpn123 copynegate 1341341341341341 -> -1341341341341341 ddcpn124 copynegate -1341341341341341 -> 1341341341341341 -- Nmax, Nmin, Ntiny ddcpn131 copynegate 9.999999999999999E+384 -> -9.999999999999999E+384 ddcpn132 copynegate 1E-383 -> -1E-383 ddcpn133 copynegate 1.000000000000000E-383 -> -1.000000000000000E-383 ddcpn134 copynegate 1E-398 -> -1E-398 ddcpn135 copynegate -1E-398 -> 1E-398 ddcpn136 copynegate -1.000000000000000E-383 -> 1.000000000000000E-383 ddcpn137 copynegate -1E-383 -> 1E-383 ddcpn138 copynegate -9.999999999999999E+384 -> 9.999999999999999E+384