1 ------------------------------------------------------------------------
2 -- ddCopyNegate.decTest -- quiet decDouble copy and negate --
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 --
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22 -- All operands and results are decDoubles.
31 ddcpn001 copynegate +7.50 -> -7.50
34 ddcpn011 copynegate Infinity -> -Infinity
35 ddcpn012 copynegate -Infinity -> Infinity
38 ddcpn021 copynegate NaN -> -NaN
39 ddcpn022 copynegate -NaN -> NaN
40 ddcpn023 copynegate sNaN -> -sNaN
41 ddcpn024 copynegate -sNaN -> sNaN
43 -- NaNs, non-0 payload
44 ddcpn031 copynegate NaN13 -> -NaN13
45 ddcpn032 copynegate -NaN13 -> NaN13
46 ddcpn033 copynegate sNaN13 -> -sNaN13
47 ddcpn034 copynegate -sNaN13 -> sNaN13
48 ddcpn035 copynegate NaN70 -> -NaN70
49 ddcpn036 copynegate -NaN70 -> NaN70
50 ddcpn037 copynegate sNaN101 -> -sNaN101
51 ddcpn038 copynegate -sNaN101 -> sNaN101
54 ddcpn101 copynegate 7 -> -7
55 ddcpn102 copynegate -7 -> 7
56 ddcpn103 copynegate 75 -> -75
57 ddcpn104 copynegate -75 -> 75
58 ddcpn105 copynegate 7.50 -> -7.50
59 ddcpn106 copynegate -7.50 -> 7.50
60 ddcpn107 copynegate 7.500 -> -7.500
61 ddcpn108 copynegate -7.500 -> 7.500
64 ddcpn111 copynegate 0 -> -0
65 ddcpn112 copynegate -0 -> 0
66 ddcpn113 copynegate 0E+4 -> -0E+4
67 ddcpn114 copynegate -0E+4 -> 0E+4
68 ddcpn115 copynegate 0.0000 -> -0.0000
69 ddcpn116 copynegate -0.0000 -> 0.0000
70 ddcpn117 copynegate 0E-141 -> -0E-141
71 ddcpn118 copynegate -0E-141 -> 0E-141
73 -- full coefficients, alternating bits
74 ddcpn121 copynegate 2682682682682682 -> -2682682682682682
75 ddcpn122 copynegate -2682682682682682 -> 2682682682682682
76 ddcpn123 copynegate 1341341341341341 -> -1341341341341341
77 ddcpn124 copynegate -1341341341341341 -> 1341341341341341
80 ddcpn131 copynegate 9.999999999999999E+384 -> -9.999999999999999E+384
81 ddcpn132 copynegate 1E-383 -> -1E-383
82 ddcpn133 copynegate 1.000000000000000E-383 -> -1.000000000000000E-383
83 ddcpn134 copynegate 1E-398 -> -1E-398
85 ddcpn135 copynegate -1E-398 -> 1E-398
86 ddcpn136 copynegate -1.000000000000000E-383 -> 1.000000000000000E-383
87 ddcpn137 copynegate -1E-383 -> 1E-383
88 ddcpn138 copynegate -9.999999999999999E+384 -> 9.999999999999999E+384