2007-09-13 15:13:15 -03:00
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------------------------------------------------------------------------
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-- scaleb.decTest -- scale a number by powers of 10 --
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2008-07-27 03:39:07 -03:00
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-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
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2007-09-13 15:13:15 -03:00
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------------------------------------------------------------------------
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-- Please see the document "General Decimal Arithmetic Testcases" --
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-- at http://www2.hursley.ibm.com/decimal for the description of --
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-- these testcases. --
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-- --
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-- These testcases are experimental ('beta' versions), and they --
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-- may contain errors. They are offered on an as-is basis. In --
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-- particular, achieving the same results as the tests here is not --
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-- a guarantee that an implementation complies with any Standard --
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-- or specification. The tests are not exhaustive. --
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-- --
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-- Please send comments, suggestions, and corrections to the author: --
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-- Mike Cowlishaw, IBM Fellow --
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-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
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-- mfc@uk.ibm.com --
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------------------------------------------------------------------------
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2009-10-08 13:28:39 -03:00
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version: 2.59
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2007-09-13 15:13:15 -03:00
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extended: 1
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precision: 9
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rounding: half_up
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maxExponent: 999
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minExponent: -999
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-- Max |rhs| is 2*(999+9) = 2016
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-- Sanity checks
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scbx001 scaleb 7.50 10 -> 7.50E+10
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scbx002 scaleb 7.50 3 -> 7.50E+3
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scbx003 scaleb 7.50 2 -> 750
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scbx004 scaleb 7.50 1 -> 75.0
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scbx005 scaleb 7.50 0 -> 7.50
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scbx006 scaleb 7.50 -1 -> 0.750
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scbx007 scaleb 7.50 -2 -> 0.0750
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scbx008 scaleb 7.50 -10 -> 7.50E-10
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scbx009 scaleb -7.50 3 -> -7.50E+3
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scbx010 scaleb -7.50 2 -> -750
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scbx011 scaleb -7.50 1 -> -75.0
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scbx012 scaleb -7.50 0 -> -7.50
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scbx013 scaleb -7.50 -1 -> -0.750
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-- Infinities
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scbx014 scaleb Infinity 1 -> Infinity
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scbx015 scaleb -Infinity 2 -> -Infinity
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scbx016 scaleb Infinity -1 -> Infinity
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scbx017 scaleb -Infinity -2 -> -Infinity
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-- Next two are somewhat undefined in 754r; treat as non-integer
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scbx018 scaleb 10 Infinity -> NaN Invalid_operation
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scbx019 scaleb 10 -Infinity -> NaN Invalid_operation
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-- NaNs are undefined in 754r; assume usual processing
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-- NaNs, 0 payload
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scbx021 scaleb NaN 1 -> NaN
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scbx022 scaleb -NaN -1 -> -NaN
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scbx023 scaleb sNaN 1 -> NaN Invalid_operation
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scbx024 scaleb -sNaN 1 -> -NaN Invalid_operation
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scbx025 scaleb 4 NaN -> NaN
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scbx026 scaleb -Inf -NaN -> -NaN
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scbx027 scaleb 4 sNaN -> NaN Invalid_operation
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scbx028 scaleb Inf -sNaN -> -NaN Invalid_operation
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-- non-integer RHS
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scbx030 scaleb 1.23 1 -> 12.3
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scbx031 scaleb 1.23 1.00 -> NaN Invalid_operation
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scbx032 scaleb 1.23 1.1 -> NaN Invalid_operation
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scbx033 scaleb 1.23 1.01 -> NaN Invalid_operation
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scbx034 scaleb 1.23 0.01 -> NaN Invalid_operation
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scbx035 scaleb 1.23 0.11 -> NaN Invalid_operation
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scbx036 scaleb 1.23 0.999999999 -> NaN Invalid_operation
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scbx037 scaleb 1.23 -1 -> 0.123
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scbx038 scaleb 1.23 -1.00 -> NaN Invalid_operation
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scbx039 scaleb 1.23 -1.1 -> NaN Invalid_operation
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scbx040 scaleb 1.23 -1.01 -> NaN Invalid_operation
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scbx041 scaleb 1.23 -0.01 -> NaN Invalid_operation
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scbx042 scaleb 1.23 -0.11 -> NaN Invalid_operation
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scbx043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation
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scbx044 scaleb 1.23 0.1 -> NaN Invalid_operation
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scbx045 scaleb 1.23 1E+1 -> NaN Invalid_operation
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scbx046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation
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scbx047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation
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scbx120 scaleb 1.23 2015 -> Infinity Overflow Inexact Rounded
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scbx121 scaleb 1.23 2016 -> Infinity Overflow Inexact Rounded
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scbx122 scaleb 1.23 2017 -> NaN Invalid_operation
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scbx123 scaleb 1.23 2018 -> NaN Invalid_operation
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scbx124 scaleb 1.23 -2015 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
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scbx125 scaleb 1.23 -2016 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
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scbx126 scaleb 1.23 -2017 -> NaN Invalid_operation
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scbx127 scaleb 1.23 -2018 -> NaN Invalid_operation
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-- NaNs, non-0 payload
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-- propagating NaNs
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scbx861 scaleb NaN01 -Inf -> NaN1
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scbx862 scaleb -NaN02 -1000 -> -NaN2
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scbx863 scaleb NaN03 1000 -> NaN3
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scbx864 scaleb NaN04 Inf -> NaN4
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scbx865 scaleb NaN05 NaN61 -> NaN5
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scbx866 scaleb -Inf -NaN71 -> -NaN71
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scbx867 scaleb -1000 NaN81 -> NaN81
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scbx868 scaleb 1000 NaN91 -> NaN91
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scbx869 scaleb Inf NaN101 -> NaN101
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scbx871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation
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scbx872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation
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scbx873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation
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scbx874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation
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scbx875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation
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scbx876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation
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scbx877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation
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scbx878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation
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scbx879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation
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scbx880 scaleb Inf sNaN231 -> NaN231 Invalid_operation
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scbx881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation
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-- finites
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scbx051 scaleb 7 -2 -> 0.07
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scbx052 scaleb -7 -2 -> -0.07
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scbx053 scaleb 75 -2 -> 0.75
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scbx054 scaleb -75 -2 -> -0.75
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scbx055 scaleb 7.50 -2 -> 0.0750
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scbx056 scaleb -7.50 -2 -> -0.0750
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scbx057 scaleb 7.500 -2 -> 0.07500
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scbx058 scaleb -7.500 -2 -> -0.07500
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scbx061 scaleb 7 -1 -> 0.7
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scbx062 scaleb -7 -1 -> -0.7
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scbx063 scaleb 75 -1 -> 7.5
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scbx064 scaleb -75 -1 -> -7.5
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scbx065 scaleb 7.50 -1 -> 0.750
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scbx066 scaleb -7.50 -1 -> -0.750
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scbx067 scaleb 7.500 -1 -> 0.7500
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scbx068 scaleb -7.500 -1 -> -0.7500
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scbx071 scaleb 7 0 -> 7
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scbx072 scaleb -7 0 -> -7
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scbx073 scaleb 75 0 -> 75
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scbx074 scaleb -75 0 -> -75
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scbx075 scaleb 7.50 0 -> 7.50
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scbx076 scaleb -7.50 0 -> -7.50
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scbx077 scaleb 7.500 0 -> 7.500
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scbx078 scaleb -7.500 0 -> -7.500
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scbx081 scaleb 7 1 -> 7E+1
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scbx082 scaleb -7 1 -> -7E+1
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scbx083 scaleb 75 1 -> 7.5E+2
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scbx084 scaleb -75 1 -> -7.5E+2
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scbx085 scaleb 7.50 1 -> 75.0
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scbx086 scaleb -7.50 1 -> -75.0
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scbx087 scaleb 7.500 1 -> 75.00
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scbx088 scaleb -7.500 1 -> -75.00
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scbx091 scaleb 7 2 -> 7E+2
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scbx092 scaleb -7 2 -> -7E+2
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scbx093 scaleb 75 2 -> 7.5E+3
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scbx094 scaleb -75 2 -> -7.5E+3
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scbx095 scaleb 7.50 2 -> 750
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scbx096 scaleb -7.50 2 -> -750
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scbx097 scaleb 7.500 2 -> 750.0
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scbx098 scaleb -7.500 2 -> -750.0
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-- zeros
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scbx111 scaleb 0 1 -> 0E+1
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scbx112 scaleb -0 2 -> -0E+2
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scbx113 scaleb 0E+4 3 -> 0E+7
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scbx114 scaleb -0E+4 4 -> -0E+8
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scbx115 scaleb 0.0000 5 -> 0E+1
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scbx116 scaleb -0.0000 6 -> -0E+2
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scbx117 scaleb 0E-141 7 -> 0E-134
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scbx118 scaleb -0E-141 8 -> -0E-133
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-- Nmax, Nmin, Ntiny
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scbx132 scaleb 9.99999999E+999 +999 -> Infinity Overflow Inexact Rounded
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scbx133 scaleb 9.99999999E+999 +10 -> Infinity Overflow Inexact Rounded
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scbx134 scaleb 9.99999999E+999 +1 -> Infinity Overflow Inexact Rounded
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scbx135 scaleb 9.99999999E+999 0 -> 9.99999999E+999
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scbx136 scaleb 9.99999999E+999 -1 -> 9.99999999E+998
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scbx137 scaleb 1E-999 +1 -> 1E-998
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scbx138 scaleb 1E-999 -0 -> 1E-999
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scbx139 scaleb 1E-999 -1 -> 1E-1000 Subnormal
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scbx140 scaleb 1.00000000E-999 +1 -> 1.00000000E-998
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scbx141 scaleb 1.00000000E-999 0 -> 1.00000000E-999
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scbx142 scaleb 1.00000000E-999 -1 -> 1.0000000E-1000 Subnormal Rounded
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scbx143 scaleb 1E-1007 +1 -> 1E-1006 Subnormal
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scbx144 scaleb 1E-1007 -0 -> 1E-1007 Subnormal
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scbx145 scaleb 1E-1007 -1 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
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scbx150 scaleb -1E-1007 +1 -> -1E-1006 Subnormal
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scbx151 scaleb -1E-1007 -0 -> -1E-1007 Subnormal
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scbx152 scaleb -1E-1007 -1 -> -0E-1007 Underflow Subnormal Inexact Rounded Clamped
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scbx153 scaleb -1.00000000E-999 +1 -> -1.00000000E-998
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scbx154 scaleb -1.00000000E-999 +0 -> -1.00000000E-999
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scbx155 scaleb -1.00000000E-999 -1 -> -1.0000000E-1000 Subnormal Rounded
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scbx156 scaleb -1E-999 +1 -> -1E-998
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scbx157 scaleb -1E-999 -0 -> -1E-999
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scbx158 scaleb -1E-999 -1 -> -1E-1000 Subnormal
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scbx159 scaleb -9.99999999E+999 +1 -> -Infinity Overflow Inexact Rounded
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scbx160 scaleb -9.99999999E+999 +0 -> -9.99999999E+999
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scbx161 scaleb -9.99999999E+999 -1 -> -9.99999999E+998
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scbx162 scaleb -9E+999 +1 -> -Infinity Overflow Inexact Rounded
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scbx163 scaleb -1E+999 +1 -> -Infinity Overflow Inexact Rounded
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2009-10-08 13:28:39 -03:00
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-- Krah examples
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precision: 34
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maxExponent: 999999999
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minExponent: -999999999
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-- integer overflow in 3.61 or earlier
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scbx164 scaleb 1E-999999999 -1200000000 -> NaN Invalid_operation
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-- out of range
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scbx165 scaleb -1E-999999999 +1200000000 -> NaN Invalid_operation
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