1------------------------------------------------------------------------ 2-- dqAbs.decTest -- decQuad absolute value, heeding sNaN -- 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 -- 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------------------------------------------------------------------------ 20version: 2.59 21 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 126 127