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Thomas Wouters1b7f8912007-09-19 03:06:30 +00001------------------------------------------------------------------------
2-- dqAbs.decTest -- decQuad absolute value, heeding sNaN --
Benjamin Petersonf17ff4e2008-07-31 16:32:12 +00003-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
Thomas Wouters1b7f8912007-09-19 03:06:30 +00004------------------------------------------------------------------------
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------------------------------------------------------------------------
Mark Dickinson8a546532009-10-08 16:30:38 +000020version: 2.59
Thomas Wouters1b7f8912007-09-19 03:06:30 +000021
22extended: 1
23clamp: 1
24precision: 34
25maxExponent: 6144
26minExponent: -6143
27rounding: half_even
28
29dqabs001 abs '1' -> '1'
30dqabs002 abs '-1' -> '1'
31dqabs003 abs '1.00' -> '1.00'
32dqabs004 abs '-1.00' -> '1.00'
33dqabs005 abs '0' -> '0'
34dqabs006 abs '0.00' -> '0.00'
35dqabs007 abs '00.0' -> '0.0'
36dqabs008 abs '00.00' -> '0.00'
37dqabs009 abs '00' -> '0'
38
39dqabs010 abs '-2' -> '2'
40dqabs011 abs '2' -> '2'
41dqabs012 abs '-2.00' -> '2.00'
42dqabs013 abs '2.00' -> '2.00'
43dqabs014 abs '-0' -> '0'
44dqabs015 abs '-0.00' -> '0.00'
45dqabs016 abs '-00.0' -> '0.0'
46dqabs017 abs '-00.00' -> '0.00'
47dqabs018 abs '-00' -> '0'
48
49dqabs020 abs '-2000000' -> '2000000'
50dqabs021 abs '2000000' -> '2000000'
51
52dqabs030 abs '+0.1' -> '0.1'
53dqabs031 abs '-0.1' -> '0.1'
54dqabs032 abs '+0.01' -> '0.01'
55dqabs033 abs '-0.01' -> '0.01'
56dqabs034 abs '+0.001' -> '0.001'
57dqabs035 abs '-0.001' -> '0.001'
58dqabs036 abs '+0.000001' -> '0.000001'
59dqabs037 abs '-0.000001' -> '0.000001'
60dqabs038 abs '+0.000000000001' -> '1E-12'
61dqabs039 abs '-0.000000000001' -> '1E-12'
62
63-- examples from decArith
64dqabs040 abs '2.1' -> '2.1'
65dqabs041 abs '-100' -> '100'
66dqabs042 abs '101.5' -> '101.5'
67dqabs043 abs '-101.5' -> '101.5'
68
69-- more fixed, potential LHS swaps/overlays if done by subtract 0
70dqabs060 abs '-56267E-10' -> '0.0000056267'
71dqabs061 abs '-56267E-5' -> '0.56267'
72dqabs062 abs '-56267E-2' -> '562.67'
73dqabs063 abs '-56267E-1' -> '5626.7'
74dqabs065 abs '-56267E-0' -> '56267'
75
76-- subnormals and underflow
77
78-- long operand tests
79dqabs321 abs 1234567890123456 -> 1234567890123456
80dqabs322 abs 12345678000 -> 12345678000
81dqabs323 abs 1234567800 -> 1234567800
82dqabs324 abs 1234567890 -> 1234567890
83dqabs325 abs 1234567891 -> 1234567891
84dqabs326 abs 12345678901 -> 12345678901
85dqabs327 abs 1234567896 -> 1234567896
86
87-- zeros
88dqabs111 abs 0 -> 0
89dqabs112 abs -0 -> 0
90dqabs113 abs 0E+6 -> 0E+6
91dqabs114 abs -0E+6 -> 0E+6
92dqabs115 abs 0.0000 -> 0.0000
93dqabs116 abs -0.0000 -> 0.0000
94dqabs117 abs 0E-141 -> 0E-141
95dqabs118 abs -0E-141 -> 0E-141
96
97-- full coefficients, alternating bits
98dqabs121 abs 2682682682682682682682682682682682 -> 2682682682682682682682682682682682
99dqabs122 abs -2682682682682682682682682682682682 -> 2682682682682682682682682682682682
100dqabs123 abs 1341341341341341341341341341341341 -> 1341341341341341341341341341341341
101dqabs124 abs -1341341341341341341341341341341341 -> 1341341341341341341341341341341341
102
103-- Nmax, Nmin, Ntiny
104dqabs131 abs 9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999999E+6144
105dqabs132 abs 1E-6143 -> 1E-6143
106dqabs133 abs 1.000000000000000000000000000000000E-6143 -> 1.000000000000000000000000000000000E-6143
107dqabs134 abs 1E-6176 -> 1E-6176 Subnormal
108
109dqabs135 abs -1E-6176 -> 1E-6176 Subnormal
110dqabs136 abs -1.000000000000000000000000000000000E-6143 -> 1.000000000000000000000000000000000E-6143
111dqabs137 abs -1E-6143 -> 1E-6143
112dqabs138 abs -9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999999E+6144
113
114-- specials
115dqabs520 abs 'Inf' -> 'Infinity'
116dqabs521 abs '-Inf' -> 'Infinity'
117dqabs522 abs NaN -> NaN
118dqabs523 abs sNaN -> NaN Invalid_operation
119dqabs524 abs NaN22 -> NaN22
120dqabs525 abs sNaN33 -> NaN33 Invalid_operation
121dqabs526 abs -NaN22 -> -NaN22
122dqabs527 abs -sNaN33 -> -NaN33 Invalid_operation
123
124-- Null tests
125dqabs900 abs # -> NaN Invalid_operation
126