| ------------------------------------------------------------------------ |
| -- scaleb.decTest -- scale a number by powers of 10 -- |
| -- 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 |
| |
| extended: 1 |
| precision: 9 |
| rounding: half_up |
| maxExponent: 999 |
| minExponent: -999 |
| |
| -- Max |rhs| is 2*(999+9) = 2016 |
| |
| -- Sanity checks |
| scbx001 scaleb 7.50 10 -> 7.50E+10 |
| scbx002 scaleb 7.50 3 -> 7.50E+3 |
| scbx003 scaleb 7.50 2 -> 750 |
| scbx004 scaleb 7.50 1 -> 75.0 |
| scbx005 scaleb 7.50 0 -> 7.50 |
| scbx006 scaleb 7.50 -1 -> 0.750 |
| scbx007 scaleb 7.50 -2 -> 0.0750 |
| scbx008 scaleb 7.50 -10 -> 7.50E-10 |
| scbx009 scaleb -7.50 3 -> -7.50E+3 |
| scbx010 scaleb -7.50 2 -> -750 |
| scbx011 scaleb -7.50 1 -> -75.0 |
| scbx012 scaleb -7.50 0 -> -7.50 |
| scbx013 scaleb -7.50 -1 -> -0.750 |
| |
| -- Infinities |
| scbx014 scaleb Infinity 1 -> Infinity |
| scbx015 scaleb -Infinity 2 -> -Infinity |
| scbx016 scaleb Infinity -1 -> Infinity |
| scbx017 scaleb -Infinity -2 -> -Infinity |
| |
| -- Next two are somewhat undefined in 754r; treat as non-integer |
| scbx018 scaleb 10 Infinity -> NaN Invalid_operation |
| scbx019 scaleb 10 -Infinity -> NaN Invalid_operation |
| |
| -- NaNs are undefined in 754r; assume usual processing |
| -- NaNs, 0 payload |
| scbx021 scaleb NaN 1 -> NaN |
| scbx022 scaleb -NaN -1 -> -NaN |
| scbx023 scaleb sNaN 1 -> NaN Invalid_operation |
| scbx024 scaleb -sNaN 1 -> -NaN Invalid_operation |
| scbx025 scaleb 4 NaN -> NaN |
| scbx026 scaleb -Inf -NaN -> -NaN |
| scbx027 scaleb 4 sNaN -> NaN Invalid_operation |
| scbx028 scaleb Inf -sNaN -> -NaN Invalid_operation |
| |
| -- non-integer RHS |
| scbx030 scaleb 1.23 1 -> 12.3 |
| scbx031 scaleb 1.23 1.00 -> NaN Invalid_operation |
| scbx032 scaleb 1.23 1.1 -> NaN Invalid_operation |
| scbx033 scaleb 1.23 1.01 -> NaN Invalid_operation |
| scbx034 scaleb 1.23 0.01 -> NaN Invalid_operation |
| scbx035 scaleb 1.23 0.11 -> NaN Invalid_operation |
| scbx036 scaleb 1.23 0.999999999 -> NaN Invalid_operation |
| scbx037 scaleb 1.23 -1 -> 0.123 |
| scbx038 scaleb 1.23 -1.00 -> NaN Invalid_operation |
| scbx039 scaleb 1.23 -1.1 -> NaN Invalid_operation |
| scbx040 scaleb 1.23 -1.01 -> NaN Invalid_operation |
| scbx041 scaleb 1.23 -0.01 -> NaN Invalid_operation |
| scbx042 scaleb 1.23 -0.11 -> NaN Invalid_operation |
| scbx043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation |
| scbx044 scaleb 1.23 0.1 -> NaN Invalid_operation |
| scbx045 scaleb 1.23 1E+1 -> NaN Invalid_operation |
| scbx046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation |
| scbx047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation |
| |
| |
| scbx120 scaleb 1.23 2015 -> Infinity Overflow Inexact Rounded |
| scbx121 scaleb 1.23 2016 -> Infinity Overflow Inexact Rounded |
| scbx122 scaleb 1.23 2017 -> NaN Invalid_operation |
| scbx123 scaleb 1.23 2018 -> NaN Invalid_operation |
| scbx124 scaleb 1.23 -2015 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped |
| scbx125 scaleb 1.23 -2016 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped |
| scbx126 scaleb 1.23 -2017 -> NaN Invalid_operation |
| scbx127 scaleb 1.23 -2018 -> NaN Invalid_operation |
| |
| -- NaNs, non-0 payload |
| -- propagating NaNs |
| scbx861 scaleb NaN01 -Inf -> NaN1 |
| scbx862 scaleb -NaN02 -1000 -> -NaN2 |
| scbx863 scaleb NaN03 1000 -> NaN3 |
| scbx864 scaleb NaN04 Inf -> NaN4 |
| scbx865 scaleb NaN05 NaN61 -> NaN5 |
| scbx866 scaleb -Inf -NaN71 -> -NaN71 |
| scbx867 scaleb -1000 NaN81 -> NaN81 |
| scbx868 scaleb 1000 NaN91 -> NaN91 |
| scbx869 scaleb Inf NaN101 -> NaN101 |
| scbx871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation |
| scbx872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation |
| scbx873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation |
| scbx874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation |
| scbx875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation |
| scbx876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation |
| scbx877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation |
| scbx878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation |
| scbx879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation |
| scbx880 scaleb Inf sNaN231 -> NaN231 Invalid_operation |
| scbx881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation |
| |
| -- finites |
| scbx051 scaleb 7 -2 -> 0.07 |
| scbx052 scaleb -7 -2 -> -0.07 |
| scbx053 scaleb 75 -2 -> 0.75 |
| scbx054 scaleb -75 -2 -> -0.75 |
| scbx055 scaleb 7.50 -2 -> 0.0750 |
| scbx056 scaleb -7.50 -2 -> -0.0750 |
| scbx057 scaleb 7.500 -2 -> 0.07500 |
| scbx058 scaleb -7.500 -2 -> -0.07500 |
| scbx061 scaleb 7 -1 -> 0.7 |
| scbx062 scaleb -7 -1 -> -0.7 |
| scbx063 scaleb 75 -1 -> 7.5 |
| scbx064 scaleb -75 -1 -> -7.5 |
| scbx065 scaleb 7.50 -1 -> 0.750 |
| scbx066 scaleb -7.50 -1 -> -0.750 |
| scbx067 scaleb 7.500 -1 -> 0.7500 |
| scbx068 scaleb -7.500 -1 -> -0.7500 |
| scbx071 scaleb 7 0 -> 7 |
| scbx072 scaleb -7 0 -> -7 |
| scbx073 scaleb 75 0 -> 75 |
| scbx074 scaleb -75 0 -> -75 |
| scbx075 scaleb 7.50 0 -> 7.50 |
| scbx076 scaleb -7.50 0 -> -7.50 |
| scbx077 scaleb 7.500 0 -> 7.500 |
| scbx078 scaleb -7.500 0 -> -7.500 |
| scbx081 scaleb 7 1 -> 7E+1 |
| scbx082 scaleb -7 1 -> -7E+1 |
| scbx083 scaleb 75 1 -> 7.5E+2 |
| scbx084 scaleb -75 1 -> -7.5E+2 |
| scbx085 scaleb 7.50 1 -> 75.0 |
| scbx086 scaleb -7.50 1 -> -75.0 |
| scbx087 scaleb 7.500 1 -> 75.00 |
| scbx088 scaleb -7.500 1 -> -75.00 |
| scbx091 scaleb 7 2 -> 7E+2 |
| scbx092 scaleb -7 2 -> -7E+2 |
| scbx093 scaleb 75 2 -> 7.5E+3 |
| scbx094 scaleb -75 2 -> -7.5E+3 |
| scbx095 scaleb 7.50 2 -> 750 |
| scbx096 scaleb -7.50 2 -> -750 |
| scbx097 scaleb 7.500 2 -> 750.0 |
| scbx098 scaleb -7.500 2 -> -750.0 |
| |
| -- zeros |
| scbx111 scaleb 0 1 -> 0E+1 |
| scbx112 scaleb -0 2 -> -0E+2 |
| scbx113 scaleb 0E+4 3 -> 0E+7 |
| scbx114 scaleb -0E+4 4 -> -0E+8 |
| scbx115 scaleb 0.0000 5 -> 0E+1 |
| scbx116 scaleb -0.0000 6 -> -0E+2 |
| scbx117 scaleb 0E-141 7 -> 0E-134 |
| scbx118 scaleb -0E-141 8 -> -0E-133 |
| |
| -- Nmax, Nmin, Ntiny |
| scbx132 scaleb 9.99999999E+999 +999 -> Infinity Overflow Inexact Rounded |
| scbx133 scaleb 9.99999999E+999 +10 -> Infinity Overflow Inexact Rounded |
| scbx134 scaleb 9.99999999E+999 +1 -> Infinity Overflow Inexact Rounded |
| scbx135 scaleb 9.99999999E+999 0 -> 9.99999999E+999 |
| scbx136 scaleb 9.99999999E+999 -1 -> 9.99999999E+998 |
| scbx137 scaleb 1E-999 +1 -> 1E-998 |
| scbx138 scaleb 1E-999 -0 -> 1E-999 |
| scbx139 scaleb 1E-999 -1 -> 1E-1000 Subnormal |
| scbx140 scaleb 1.00000000E-999 +1 -> 1.00000000E-998 |
| scbx141 scaleb 1.00000000E-999 0 -> 1.00000000E-999 |
| scbx142 scaleb 1.00000000E-999 -1 -> 1.0000000E-1000 Subnormal Rounded |
| scbx143 scaleb 1E-1007 +1 -> 1E-1006 Subnormal |
| scbx144 scaleb 1E-1007 -0 -> 1E-1007 Subnormal |
| scbx145 scaleb 1E-1007 -1 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped |
| |
| scbx150 scaleb -1E-1007 +1 -> -1E-1006 Subnormal |
| scbx151 scaleb -1E-1007 -0 -> -1E-1007 Subnormal |
| scbx152 scaleb -1E-1007 -1 -> -0E-1007 Underflow Subnormal Inexact Rounded Clamped |
| scbx153 scaleb -1.00000000E-999 +1 -> -1.00000000E-998 |
| scbx154 scaleb -1.00000000E-999 +0 -> -1.00000000E-999 |
| scbx155 scaleb -1.00000000E-999 -1 -> -1.0000000E-1000 Subnormal Rounded |
| scbx156 scaleb -1E-999 +1 -> -1E-998 |
| scbx157 scaleb -1E-999 -0 -> -1E-999 |
| scbx158 scaleb -1E-999 -1 -> -1E-1000 Subnormal |
| scbx159 scaleb -9.99999999E+999 +1 -> -Infinity Overflow Inexact Rounded |
| scbx160 scaleb -9.99999999E+999 +0 -> -9.99999999E+999 |
| scbx161 scaleb -9.99999999E+999 -1 -> -9.99999999E+998 |
| scbx162 scaleb -9E+999 +1 -> -Infinity Overflow Inexact Rounded |
| scbx163 scaleb -1E+999 +1 -> -Infinity Overflow Inexact Rounded |
| |
| -- Krah examples |
| precision: 34 |
| maxExponent: 999999999 |
| minExponent: -999999999 |
| -- integer overflow in 3.61 or earlier |
| scbx164 scaleb 1E-999999999 -1200000000 -> NaN Invalid_operation |
| -- out of range |
| scbx165 scaleb -1E-999999999 +1200000000 -> NaN Invalid_operation |
