------------------------------------------------------------------------ -- ddPlus.decTest -- decDouble 0+x -- -- Copyright (c) IBM Corporation, 1981, 2008. 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: 2.59 -- All operands and results are decDoubles. precision: 16 maxExponent: 384 minExponent: -383 extended: 1 clamp: 1 rounding: half_even -- Sanity check ddpls001 plus +7.50 -> 7.50 -- Infinities ddpls011 plus Infinity -> Infinity ddpls012 plus -Infinity -> -Infinity -- NaNs, 0 payload ddpls021 plus NaN -> NaN ddpls022 plus -NaN -> -NaN ddpls023 plus sNaN -> NaN Invalid_operation ddpls024 plus -sNaN -> -NaN Invalid_operation -- NaNs, non-0 payload ddpls031 plus NaN13 -> NaN13 ddpls032 plus -NaN13 -> -NaN13 ddpls033 plus sNaN13 -> NaN13 Invalid_operation ddpls034 plus -sNaN13 -> -NaN13 Invalid_operation ddpls035 plus NaN70 -> NaN70 ddpls036 plus -NaN70 -> -NaN70 ddpls037 plus sNaN101 -> NaN101 Invalid_operation ddpls038 plus -sNaN101 -> -NaN101 Invalid_operation -- finites ddpls101 plus 7 -> 7 ddpls102 plus -7 -> -7 ddpls103 plus 75 -> 75 ddpls104 plus -75 -> -75 ddpls105 plus 7.50 -> 7.50 ddpls106 plus -7.50 -> -7.50 ddpls107 plus 7.500 -> 7.500 ddpls108 plus -7.500 -> -7.500 -- zeros ddpls111 plus 0 -> 0 ddpls112 plus -0 -> 0 ddpls113 plus 0E+4 -> 0E+4 ddpls114 plus -0E+4 -> 0E+4 ddpls115 plus 0.0000 -> 0.0000 ddpls116 plus -0.0000 -> 0.0000 ddpls117 plus 0E-141 -> 0E-141 ddpls118 plus -0E-141 -> 0E-141 -- full coefficients, alternating bits ddpls121 plus 2682682682682682 -> 2682682682682682 ddpls122 plus -2682682682682682 -> -2682682682682682 ddpls123 plus 1341341341341341 -> 1341341341341341 ddpls124 plus -1341341341341341 -> -1341341341341341 -- Nmax, Nmin, Ntiny ddpls131 plus 9.999999999999999E+384 -> 9.999999999999999E+384 ddpls132 plus 1E-383 -> 1E-383 ddpls133 plus 1.000000000000000E-383 -> 1.000000000000000E-383 ddpls134 plus 1E-398 -> 1E-398 Subnormal ddpls135 plus -1E-398 -> -1E-398 Subnormal ddpls136 plus -1.000000000000000E-383 -> -1.000000000000000E-383 ddpls137 plus -1E-383 -> -1E-383 ddpls138 plus -9.999999999999999E+384 -> -9.999999999999999E+384 SIMPAN PERUBAHAN