1 ------------------------------------------------------------------------
2 -- ddPlus.decTest -- decDouble 0+x --
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 --
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. --
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 --
19 ------------------------------------------------------------------------
22 -- All operands and results are decDoubles.
31 ddpls001 plus +7.50 -> 7.50
34 ddpls011 plus Infinity -> Infinity
35 ddpls012 plus -Infinity -> -Infinity
38 ddpls021 plus NaN -> NaN
39 ddpls022 plus -NaN -> -NaN
40 ddpls023 plus sNaN -> NaN Invalid_operation
41 ddpls024 plus -sNaN -> -NaN Invalid_operation
43 -- NaNs, non-0 payload
44 ddpls031 plus NaN13 -> NaN13
45 ddpls032 plus -NaN13 -> -NaN13
46 ddpls033 plus sNaN13 -> NaN13 Invalid_operation
47 ddpls034 plus -sNaN13 -> -NaN13 Invalid_operation
48 ddpls035 plus NaN70 -> NaN70
49 ddpls036 plus -NaN70 -> -NaN70
50 ddpls037 plus sNaN101 -> NaN101 Invalid_operation
51 ddpls038 plus -sNaN101 -> -NaN101 Invalid_operation
55 ddpls102 plus -7 -> -7
56 ddpls103 plus 75 -> 75
57 ddpls104 plus -75 -> -75
58 ddpls105 plus 7.50 -> 7.50
59 ddpls106 plus -7.50 -> -7.50
60 ddpls107 plus 7.500 -> 7.500
61 ddpls108 plus -7.500 -> -7.500
66 ddpls113 plus 0E+4 -> 0E+4
67 ddpls114 plus -0E+4 -> 0E+4
68 ddpls115 plus 0.0000 -> 0.0000
69 ddpls116 plus -0.0000 -> 0.0000
70 ddpls117 plus 0E-141 -> 0E-141
71 ddpls118 plus -0E-141 -> 0E-141
73 -- full coefficients, alternating bits
74 ddpls121 plus 2682682682682682 -> 2682682682682682
75 ddpls122 plus -2682682682682682 -> -2682682682682682
76 ddpls123 plus 1341341341341341 -> 1341341341341341
77 ddpls124 plus -1341341341341341 -> -1341341341341341
80 ddpls131 plus 9.999999999999999E+384 -> 9.999999999999999E+384
81 ddpls132 plus 1E-383 -> 1E-383
82 ddpls133 plus 1.000000000000000E-383 -> 1.000000000000000E-383
83 ddpls134 plus 1E-398 -> 1E-398 Subnormal
85 ddpls135 plus -1E-398 -> -1E-398 Subnormal
86 ddpls136 plus -1.000000000000000E-383 -> -1.000000000000000E-383
87 ddpls137 plus -1E-383 -> -1E-383
88 ddpls138 plus -9.999999999999999E+384 -> -9.999999999999999E+384