-------------------------------------------------------------------------\r
--- ddLogB.decTest -- integral 754r adjusted exponent, for decDoubles --\r
--- Copyright (c) IBM Corporation, 2005, 2008. All rights reserved. --\r
-------------------------------------------------------------------------\r
--- Please see the document "General Decimal Arithmetic Testcases" --\r
--- at http://www2.hursley.ibm.com/decimal for the description of --\r
--- these testcases. --\r
--- --\r
--- These testcases are experimental ('beta' versions), and they --\r
--- may contain errors. They are offered on an as-is basis. In --\r
--- particular, achieving the same results as the tests here is not --\r
--- a guarantee that an implementation complies with any Standard --\r
--- or specification. The tests are not exhaustive. --\r
--- --\r
--- Please send comments, suggestions, and corrections to the author: --\r
--- Mike Cowlishaw, IBM Fellow --\r
--- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --\r
--- mfc@uk.ibm.com --\r
-------------------------------------------------------------------------\r
-version: 2.59\r
-\r
-precision: 16\r
-maxExponent: 384\r
-minExponent: -383\r
-extended: 1\r
-clamp: 1\r
-rounding: half_even\r
-\r
--- basics\r
-ddlogb000 logb 0 -> -Infinity Division_by_zero\r
-ddlogb001 logb 1E-398 -> -398\r
-ddlogb002 logb 1E-383 -> -383\r
-ddlogb003 logb 0.001 -> -3\r
-ddlogb004 logb 0.03 -> -2\r
-ddlogb005 logb 1 -> 0\r
-ddlogb006 logb 2 -> 0\r
-ddlogb007 logb 2.5 -> 0\r
-ddlogb008 logb 2.500 -> 0\r
-ddlogb009 logb 10 -> 1\r
-ddlogb010 logb 70 -> 1\r
-ddlogb011 logb 100 -> 2\r
-ddlogb012 logb 333 -> 2\r
-ddlogb013 logb 9E+384 -> 384\r
-ddlogb014 logb +Infinity -> Infinity\r
-\r
--- negatives appear to be treated as positives\r
-ddlogb021 logb -0 -> -Infinity Division_by_zero\r
-ddlogb022 logb -1E-398 -> -398\r
-ddlogb023 logb -9E-383 -> -383\r
-ddlogb024 logb -0.001 -> -3\r
-ddlogb025 logb -1 -> 0\r
-ddlogb026 logb -2 -> 0\r
-ddlogb027 logb -10 -> 1\r
-ddlogb028 logb -70 -> 1\r
-ddlogb029 logb -100 -> 2\r
-ddlogb030 logb -9E+384 -> 384\r
-ddlogb031 logb -Infinity -> Infinity\r
-\r
--- zeros\r
-ddlogb111 logb 0 -> -Infinity Division_by_zero\r
-ddlogb112 logb -0 -> -Infinity Division_by_zero\r
-ddlogb113 logb 0E+4 -> -Infinity Division_by_zero\r
-ddlogb114 logb -0E+4 -> -Infinity Division_by_zero\r
-ddlogb115 logb 0.0000 -> -Infinity Division_by_zero\r
-ddlogb116 logb -0.0000 -> -Infinity Division_by_zero\r
-ddlogb117 logb 0E-141 -> -Infinity Division_by_zero\r
-ddlogb118 logb -0E-141 -> -Infinity Division_by_zero\r
-\r
--- full coefficients, alternating bits\r
-ddlogb121 logb 268268268 -> 8\r
-ddlogb122 logb -268268268 -> 8\r
-ddlogb123 logb 134134134 -> 8\r
-ddlogb124 logb -134134134 -> 8\r
-\r
--- Nmax, Nmin, Ntiny\r
-ddlogb131 logb 9.999999999999999E+384 -> 384\r
-ddlogb132 logb 1E-383 -> -383\r
-ddlogb133 logb 1.000000000000000E-383 -> -383\r
-ddlogb134 logb 1E-398 -> -398\r
-\r
-ddlogb135 logb -1E-398 -> -398\r
-ddlogb136 logb -1.000000000000000E-383 -> -383\r
-ddlogb137 logb -1E-383 -> -383\r
-ddlogb138 logb -9.999999999999999E+384 -> 384\r
-\r
--- ones\r
-ddlogb0061 logb 1 -> 0\r
-ddlogb0062 logb 1.0 -> 0\r
-ddlogb0063 logb 1.000000000000000 -> 0\r
-\r
--- notable cases -- exact powers of 10\r
-ddlogb1100 logb 1 -> 0\r
-ddlogb1101 logb 10 -> 1\r
-ddlogb1102 logb 100 -> 2\r
-ddlogb1103 logb 1000 -> 3\r
-ddlogb1104 logb 10000 -> 4\r
-ddlogb1105 logb 100000 -> 5\r
-ddlogb1106 logb 1000000 -> 6\r
-ddlogb1107 logb 10000000 -> 7\r
-ddlogb1108 logb 100000000 -> 8\r
-ddlogb1109 logb 1000000000 -> 9\r
-ddlogb1110 logb 10000000000 -> 10\r
-ddlogb1111 logb 100000000000 -> 11\r
-ddlogb1112 logb 1000000000000 -> 12\r
-ddlogb1113 logb 0.00000000001 -> -11\r
-ddlogb1114 logb 0.0000000001 -> -10\r
-ddlogb1115 logb 0.000000001 -> -9\r
-ddlogb1116 logb 0.00000001 -> -8\r
-ddlogb1117 logb 0.0000001 -> -7\r
-ddlogb1118 logb 0.000001 -> -6\r
-ddlogb1119 logb 0.00001 -> -5\r
-ddlogb1120 logb 0.0001 -> -4\r
-ddlogb1121 logb 0.001 -> -3\r
-ddlogb1122 logb 0.01 -> -2\r
-ddlogb1123 logb 0.1 -> -1\r
-ddlogb1124 logb 1E-99 -> -99\r
-ddlogb1125 logb 1E-100 -> -100\r
-ddlogb1127 logb 1E-299 -> -299\r
-ddlogb1126 logb 1E-383 -> -383\r
-\r
--- suggestions from Ilan Nehama\r
-ddlogb1400 logb 10E-3 -> -2\r
-ddlogb1401 logb 10E-2 -> -1\r
-ddlogb1402 logb 100E-2 -> 0\r
-ddlogb1403 logb 1000E-2 -> 1\r
-ddlogb1404 logb 10000E-2 -> 2\r
-ddlogb1405 logb 10E-1 -> 0\r
-ddlogb1406 logb 100E-1 -> 1\r
-ddlogb1407 logb 1000E-1 -> 2\r
-ddlogb1408 logb 10000E-1 -> 3\r
-ddlogb1409 logb 10E0 -> 1\r
-ddlogb1410 logb 100E0 -> 2\r
-ddlogb1411 logb 1000E0 -> 3\r
-ddlogb1412 logb 10000E0 -> 4\r
-ddlogb1413 logb 10E1 -> 2\r
-ddlogb1414 logb 100E1 -> 3\r
-ddlogb1415 logb 1000E1 -> 4\r
-ddlogb1416 logb 10000E1 -> 5\r
-ddlogb1417 logb 10E2 -> 3\r
-ddlogb1418 logb 100E2 -> 4\r
-ddlogb1419 logb 1000E2 -> 5\r
-ddlogb1420 logb 10000E2 -> 6\r
-\r
--- special values\r
-ddlogb820 logb Infinity -> Infinity\r
-ddlogb821 logb 0 -> -Infinity Division_by_zero\r
-ddlogb822 logb NaN -> NaN\r
-ddlogb823 logb sNaN -> NaN Invalid_operation\r
--- propagating NaNs\r
-ddlogb824 logb sNaN123 -> NaN123 Invalid_operation\r
-ddlogb825 logb -sNaN321 -> -NaN321 Invalid_operation\r
-ddlogb826 logb NaN456 -> NaN456\r
-ddlogb827 logb -NaN654 -> -NaN654\r
-ddlogb828 logb NaN1 -> NaN1\r
-\r
--- Null test\r
-ddlogb900 logb # -> NaN Invalid_operation\r
-\r
-\r
+------------------------------------------------------------------------
+-- 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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