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..
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abs.decTest
(6.14 KB)
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add.decTest
(137.05 KB)
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and.decTest
(15.98 KB)
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base.decTest
(59.92 KB)
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clamp.decTest
(10.75 KB)
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class.decTest
(6.23 KB)
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compare.decTest
(28.93 KB)
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comparetotal.decTest
(33.62 KB)
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comparetotmag.decTest
(35.28 KB)
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copy.decTest
(3.3 KB)
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copyabs.decTest
(3.4 KB)
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copynegate.decTest
(3.59 KB)
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copysign.decTest
(7.21 KB)
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ddAbs.decTest
(4.79 KB)
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ddAdd.decTest
(76.26 KB)
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ddAnd.decTest
(18.18 KB)
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ddBase.decTest
(53.18 KB)
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ddCanonical.decTest
(18.46 KB)
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ddClass.decTest
(3.82 KB)
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ddCompare.decTest
(29.57 KB)
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ddCompareSig.decTest
(27.74 KB)
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ddCompareTotal.decTest
(29.92 KB)
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ddCompareTotalMag.decTest
(31.66 KB)
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ddCopy.decTest
(3.54 KB)
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ddCopyAbs.decTest
(3.64 KB)
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ddCopyNegate.decTest
(3.79 KB)
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ddCopySign.decTest
(7.45 KB)
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ddDivide.decTest
(47.01 KB)
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ddDivideInt.decTest
(19.13 KB)
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ddEncode.decTest
(24.11 KB)
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ddFMA.decTest
(99.79 KB)
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ddInvert.decTest
(10.12 KB)
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ddLogB.decTest
(6.09 KB)
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ddMax.decTest
(12.03 KB)
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ddMaxMag.decTest
(12.44 KB)
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ddMin.decTest
(11.69 KB)
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ddMinMag.decTest
(11.35 KB)
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ddMinus.decTest
(3.7 KB)
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ddMultiply.decTest
(28.62 KB)
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ddNextMinus.decTest
(6.67 KB)
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ddNextPlus.decTest
(6.57 KB)
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ddNextToward.decTest
(24.4 KB)
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ddOr.decTest
(15.65 KB)
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ddPlus.decTest
(3.66 KB)
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ddQuantize.decTest
(41.5 KB)
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ddReduce.decTest
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ddRemainder.decTest
(26.35 KB)
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ddRemainderNear.decTest
(29.55 KB)
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ddRotate.decTest
(13.75 KB)
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ddSameQuantum.decTest
(17.13 KB)
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ddScaleB.decTest
(12.49 KB)
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ddShift.decTest
(13.1 KB)
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ddSubtract.decTest
(34.57 KB)
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ddToIntegral.decTest
(11.91 KB)
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ddXor.decTest
(17.29 KB)
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decDouble.decTest
(2.16 KB)
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decQuad.decTest
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decSingle.decTest
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divide.decTest
(36.92 KB)
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divideint.decTest
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dqAbs.decTest
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dqAdd.decTest
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dqAnd.decTest
(28.44 KB)
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dqBase.decTest
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dqCanonical.decTest
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dqClass.decTest
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dqCompare.decTest
(32.35 KB)
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dqCompareSig.decTest
(29 KB)
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dqCompareTotal.decTest
(30.12 KB)
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dqCompareTotalMag.decTest
(31.86 KB)
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dqCopy.decTest
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dqCopyAbs.decTest
(4 KB)
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dqCopyNegate.decTest
(4.15 KB)
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dqCopySign.decTest
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dqDivide.decTest
(53.81 KB)
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dqDivideInt.decTest
(19.36 KB)
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dqEncode.decTest
(30.69 KB)
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dqFMA.decTest
(126.94 KB)
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dqInvert.decTest
(15.75 KB)
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dqLogB.decTest
(6.23 KB)
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dqMax.decTest
(12.06 KB)
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dqMaxMag.decTest
(12.49 KB)
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dqMin.decTest
(11.72 KB)
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dqMinMag.decTest
(11.38 KB)
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dqMinus.decTest
(4.06 KB)
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dqMultiply.decTest
(31.73 KB)
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dqNextMinus.decTest
(8.45 KB)
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dqNextPlus.decTest
(8.33 KB)
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dqNextToward.decTest
(29.03 KB)
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dqOr.decTest
(29.9 KB)
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dqPlus.decTest
(4.02 KB)
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dqQuantize.decTest
(42.08 KB)
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dqReduce.decTest
(7.64 KB)
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dqRemainder.decTest
(26.92 KB)
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dqRemainderNear.decTest
(30.56 KB)
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dqRotate.decTest
(20.49 KB)
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dqSameQuantum.decTest
(17.72 KB)
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dqScaleB.decTest
(15.68 KB)
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dqShift.decTest
(18.98 KB)
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dqSubtract.decTest
(40.95 KB)
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dqToIntegral.decTest
(11.94 KB)
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dqXor.decTest
(27.6 KB)
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dsBase.decTest
(48.4 KB)
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dsEncode.decTest
(15.51 KB)
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exp.decTest
(38.52 KB)
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extra.decTest
(90.34 KB)
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fma.decTest
(190.75 KB)
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inexact.decTest
(10.25 KB)
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invert.decTest
(8.09 KB)
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ln.decTest
(34.69 KB)
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log10.decTest
(31.93 KB)
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logb.decTest
(7.15 KB)
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max.decTest
(15.6 KB)
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maxmag.decTest
(16.95 KB)
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min.decTest
(15.32 KB)
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minmag.decTest
(15.08 KB)
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minus.decTest
(7.25 KB)
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multiply.decTest
(37.42 KB)
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nextminus.decTest
(6.78 KB)
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nextplus.decTest
(6.76 KB)
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nexttoward.decTest
(24.63 KB)
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or.decTest
(15.49 KB)
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plus.decTest
(7.7 KB)
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power.decTest
(92.75 KB)
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powersqrt.decTest
(154.94 KB)
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quantize.decTest
(46.17 KB)
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randomBound32.decTest
(297.37 KB)
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randoms.decTest
(284.25 KB)
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reduce.decTest
(9.1 KB)
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remainder.decTest
(26.49 KB)
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remainderNear.decTest
(24.43 KB)
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rescale.decTest
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rotate.decTest
(11.61 KB)
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rounding.decTest
(62.28 KB)
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samequantum.decTest
(15.82 KB)
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scaleb.decTest
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shift.decTest
(11.4 KB)
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squareroot.decTest
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subtract.decTest
(43.27 KB)
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testall.decTest
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tointegral.decTest
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tointegralx.decTest
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xor.decTest
(15.95 KB)
Editing: ddLogB.decTest
------------------------------------------------------------------------ -- ddLogB.decTest -- integral 754r adjusted exponent, for decDoubles -- -- Copyright (c) IBM Corporation, 2005, 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 -- basics ddlogb000 logb 0 -> -Infinity Division_by_zero ddlogb001 logb 1E-398 -> -398 ddlogb002 logb 1E-383 -> -383 ddlogb003 logb 0.001 -> -3 ddlogb004 logb 0.03 -> -2 ddlogb005 logb 1 -> 0 ddlogb006 logb 2 -> 0 ddlogb007 logb 2.5 -> 0 ddlogb008 logb 2.500 -> 0 ddlogb009 logb 10 -> 1 ddlogb010 logb 70 -> 1 ddlogb011 logb 100 -> 2 ddlogb012 logb 333 -> 2 ddlogb013 logb 9E+384 -> 384 ddlogb014 logb +Infinity -> Infinity -- negatives appear to be treated as positives ddlogb021 logb -0 -> -Infinity Division_by_zero ddlogb022 logb -1E-398 -> -398 ddlogb023 logb -9E-383 -> -383 ddlogb024 logb -0.001 -> -3 ddlogb025 logb -1 -> 0 ddlogb026 logb -2 -> 0 ddlogb027 logb -10 -> 1 ddlogb028 logb -70 -> 1 ddlogb029 logb -100 -> 2 ddlogb030 logb -9E+384 -> 384 ddlogb031 logb -Infinity -> Infinity -- zeros ddlogb111 logb 0 -> -Infinity Division_by_zero ddlogb112 logb -0 -> -Infinity Division_by_zero ddlogb113 logb 0E+4 -> -Infinity Division_by_zero ddlogb114 logb -0E+4 -> -Infinity Division_by_zero ddlogb115 logb 0.0000 -> -Infinity Division_by_zero ddlogb116 logb -0.0000 -> -Infinity Division_by_zero ddlogb117 logb 0E-141 -> -Infinity Division_by_zero ddlogb118 logb -0E-141 -> -Infinity Division_by_zero -- full coefficients, alternating bits ddlogb121 logb 268268268 -> 8 ddlogb122 logb -268268268 -> 8 ddlogb123 logb 134134134 -> 8 ddlogb124 logb -134134134 -> 8 -- Nmax, Nmin, Ntiny ddlogb131 logb 9.999999999999999E+384 -> 384 ddlogb132 logb 1E-383 -> -383 ddlogb133 logb 1.000000000000000E-383 -> -383 ddlogb134 logb 1E-398 -> -398 ddlogb135 logb -1E-398 -> -398 ddlogb136 logb -1.000000000000000E-383 -> -383 ddlogb137 logb -1E-383 -> -383 ddlogb138 logb -9.999999999999999E+384 -> 384 -- ones ddlogb0061 logb 1 -> 0 ddlogb0062 logb 1.0 -> 0 ddlogb0063 logb 1.000000000000000 -> 0 -- notable cases -- exact powers of 10 ddlogb1100 logb 1 -> 0 ddlogb1101 logb 10 -> 1 ddlogb1102 logb 100 -> 2 ddlogb1103 logb 1000 -> 3 ddlogb1104 logb 10000 -> 4 ddlogb1105 logb 100000 -> 5 ddlogb1106 logb 1000000 -> 6 ddlogb1107 logb 10000000 -> 7 ddlogb1108 logb 100000000 -> 8 ddlogb1109 logb 1000000000 -> 9 ddlogb1110 logb 10000000000 -> 10 ddlogb1111 logb 100000000000 -> 11 ddlogb1112 logb 1000000000000 -> 12 ddlogb1113 logb 0.00000000001 -> -11 ddlogb1114 logb 0.0000000001 -> -10 ddlogb1115 logb 0.000000001 -> -9 ddlogb1116 logb 0.00000001 -> -8 ddlogb1117 logb 0.0000001 -> -7 ddlogb1118 logb 0.000001 -> -6 ddlogb1119 logb 0.00001 -> -5 ddlogb1120 logb 0.0001 -> -4 ddlogb1121 logb 0.001 -> -3 ddlogb1122 logb 0.01 -> -2 ddlogb1123 logb 0.1 -> -1 ddlogb1124 logb 1E-99 -> -99 ddlogb1125 logb 1E-100 -> -100 ddlogb1127 logb 1E-299 -> -299 ddlogb1126 logb 1E-383 -> -383 -- suggestions from Ilan Nehama ddlogb1400 logb 10E-3 -> -2 ddlogb1401 logb 10E-2 -> -1 ddlogb1402 logb 100E-2 -> 0 ddlogb1403 logb 1000E-2 -> 1 ddlogb1404 logb 10000E-2 -> 2 ddlogb1405 logb 10E-1 -> 0 ddlogb1406 logb 100E-1 -> 1 ddlogb1407 logb 1000E-1 -> 2 ddlogb1408 logb 10000E-1 -> 3 ddlogb1409 logb 10E0 -> 1 ddlogb1410 logb 100E0 -> 2 ddlogb1411 logb 1000E0 -> 3 ddlogb1412 logb 10000E0 -> 4 ddlogb1413 logb 10E1 -> 2 ddlogb1414 logb 100E1 -> 3 ddlogb1415 logb 1000E1 -> 4 ddlogb1416 logb 10000E1 -> 5 ddlogb1417 logb 10E2 -> 3 ddlogb1418 logb 100E2 -> 4 ddlogb1419 logb 1000E2 -> 5 ddlogb1420 logb 10000E2 -> 6 -- special values ddlogb820 logb Infinity -> Infinity ddlogb821 logb 0 -> -Infinity Division_by_zero ddlogb822 logb NaN -> NaN ddlogb823 logb sNaN -> NaN Invalid_operation -- propagating NaNs ddlogb824 logb sNaN123 -> NaN123 Invalid_operation ddlogb825 logb -sNaN321 -> -NaN321 Invalid_operation ddlogb826 logb NaN456 -> NaN456 ddlogb827 logb -NaN654 -> -NaN654 ddlogb828 logb NaN1 -> NaN1 -- Null test ddlogb900 logb # -> NaN Invalid_operation
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