| ------------------------------------------------------------------------ |
| -- ddAbs.decTest -- decDouble absolute value, heeding sNaN -- |
| -- 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 |
| |
| precision: 16 |
| maxExponent: 384 |
| minExponent: -383 |
| extended: 1 |
| clamp: 1 |
| rounding: half_even |
| |
| ddabs001 abs '1' -> '1' |
| ddabs002 abs '-1' -> '1' |
| ddabs003 abs '1.00' -> '1.00' |
| ddabs004 abs '-1.00' -> '1.00' |
| ddabs005 abs '0' -> '0' |
| ddabs006 abs '0.00' -> '0.00' |
| ddabs007 abs '00.0' -> '0.0' |
| ddabs008 abs '00.00' -> '0.00' |
| ddabs009 abs '00' -> '0' |
| |
| ddabs010 abs '-2' -> '2' |
| ddabs011 abs '2' -> '2' |
| ddabs012 abs '-2.00' -> '2.00' |
| ddabs013 abs '2.00' -> '2.00' |
| ddabs014 abs '-0' -> '0' |
| ddabs015 abs '-0.00' -> '0.00' |
| ddabs016 abs '-00.0' -> '0.0' |
| ddabs017 abs '-00.00' -> '0.00' |
| ddabs018 abs '-00' -> '0' |
| |
| ddabs020 abs '-2000000' -> '2000000' |
| ddabs021 abs '2000000' -> '2000000' |
| |
| ddabs030 abs '+0.1' -> '0.1' |
| ddabs031 abs '-0.1' -> '0.1' |
| ddabs032 abs '+0.01' -> '0.01' |
| ddabs033 abs '-0.01' -> '0.01' |
| ddabs034 abs '+0.001' -> '0.001' |
| ddabs035 abs '-0.001' -> '0.001' |
| ddabs036 abs '+0.000001' -> '0.000001' |
| ddabs037 abs '-0.000001' -> '0.000001' |
| ddabs038 abs '+0.000000000001' -> '1E-12' |
| ddabs039 abs '-0.000000000001' -> '1E-12' |
| |
| -- examples from decArith |
| ddabs040 abs '2.1' -> '2.1' |
| ddabs041 abs '-100' -> '100' |
| ddabs042 abs '101.5' -> '101.5' |
| ddabs043 abs '-101.5' -> '101.5' |
| |
| -- more fixed, potential LHS swaps/overlays if done by subtract 0 |
| ddabs060 abs '-56267E-10' -> '0.0000056267' |
| ddabs061 abs '-56267E-5' -> '0.56267' |
| ddabs062 abs '-56267E-2' -> '562.67' |
| ddabs063 abs '-56267E-1' -> '5626.7' |
| ddabs065 abs '-56267E-0' -> '56267' |
| |
| -- subnormals and underflow |
| |
| -- long operand tests |
| ddabs321 abs 1234567890123456 -> 1234567890123456 |
| ddabs322 abs 12345678000 -> 12345678000 |
| ddabs323 abs 1234567800 -> 1234567800 |
| ddabs324 abs 1234567890 -> 1234567890 |
| ddabs325 abs 1234567891 -> 1234567891 |
| ddabs326 abs 12345678901 -> 12345678901 |
| ddabs327 abs 1234567896 -> 1234567896 |
| |
| -- zeros |
| ddabs111 abs 0 -> 0 |
| ddabs112 abs -0 -> 0 |
| ddabs113 abs 0E+6 -> 0E+6 |
| ddabs114 abs -0E+6 -> 0E+6 |
| ddabs115 abs 0.0000 -> 0.0000 |
| ddabs116 abs -0.0000 -> 0.0000 |
| ddabs117 abs 0E-141 -> 0E-141 |
| ddabs118 abs -0E-141 -> 0E-141 |
| |
| -- full coefficients, alternating bits |
| ddabs121 abs 2682682682682682 -> 2682682682682682 |
| ddabs122 abs -2682682682682682 -> 2682682682682682 |
| ddabs123 abs 1341341341341341 -> 1341341341341341 |
| ddabs124 abs -1341341341341341 -> 1341341341341341 |
| |
| -- Nmax, Nmin, Ntiny |
| ddabs131 abs 9.999999999999999E+384 -> 9.999999999999999E+384 |
| ddabs132 abs 1E-383 -> 1E-383 |
| ddabs133 abs 1.000000000000000E-383 -> 1.000000000000000E-383 |
| ddabs134 abs 1E-398 -> 1E-398 Subnormal |
| |
| ddabs135 abs -1E-398 -> 1E-398 Subnormal |
| ddabs136 abs -1.000000000000000E-383 -> 1.000000000000000E-383 |
| ddabs137 abs -1E-383 -> 1E-383 |
| ddabs138 abs -9.999999999999999E+384 -> 9.999999999999999E+384 |
| |
| -- specials |
| ddabs520 abs 'Inf' -> 'Infinity' |
| ddabs521 abs '-Inf' -> 'Infinity' |
| ddabs522 abs NaN -> NaN |
| ddabs523 abs sNaN -> NaN Invalid_operation |
| ddabs524 abs NaN22 -> NaN22 |
| ddabs525 abs sNaN33 -> NaN33 Invalid_operation |
| ddabs526 abs -NaN22 -> -NaN22 |
| ddabs527 abs -sNaN33 -> -NaN33 Invalid_operation |
| |
| -- Null tests |
| ddabs900 abs # -> NaN Invalid_operation |
| |