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------------------------------------------------------------------------
-- ddScalebB.decTest -- scale a decDouble 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 --
-- [email protected] --
------------------------------------------------------------------------
version: 2.59
precision: 16
maxExponent: 384
minExponent: -383
extended: 1
clamp: 1
rounding: half_even
-- Max |rhs| is 2*(384+16) = 800
-- Sanity checks
ddscb001 scaleb 7.50 10 -> 7.50E+10
ddscb002 scaleb 7.50 3 -> 7.50E+3
ddscb003 scaleb 7.50 2 -> 750
ddscb004 scaleb 7.50 1 -> 75.0
ddscb005 scaleb 7.50 0 -> 7.50
ddscb006 scaleb 7.50 -1 -> 0.750
ddscb007 scaleb 7.50 -2 -> 0.0750
ddscb008 scaleb 7.50 -10 -> 7.50E-10
ddscb009 scaleb -7.50 3 -> -7.50E+3
ddscb010 scaleb -7.50 2 -> -750
ddscb011 scaleb -7.50 1 -> -75.0
ddscb012 scaleb -7.50 0 -> -7.50
ddscb013 scaleb -7.50 -1 -> -0.750
-- Infinities
ddscb014 scaleb Infinity 1 -> Infinity
ddscb015 scaleb -Infinity 2 -> -Infinity
ddscb016 scaleb Infinity -1 -> Infinity
ddscb017 scaleb -Infinity -2 -> -Infinity
-- Next two are somewhat undefined in 754r; treat as non-integer
ddscb018 scaleb 10 Infinity -> NaN Invalid_operation
ddscb019 scaleb 10 -Infinity -> NaN Invalid_operation
-- NaNs are undefined in 754r; assume usual processing
-- NaNs, 0 payload
ddscb021 scaleb NaN 1 -> NaN
ddscb022 scaleb -NaN -1 -> -NaN
ddscb023 scaleb sNaN 1 -> NaN Invalid_operation
ddscb024 scaleb -sNaN 1 -> -NaN Invalid_operation
ddscb025 scaleb 4 NaN -> NaN
ddscb026 scaleb -Inf -NaN -> -NaN
ddscb027 scaleb 4 sNaN -> NaN Invalid_operation
ddscb028 scaleb Inf -sNaN -> -NaN Invalid_operation
-- non-integer RHS
ddscb030 scaleb 1.23 1 -> 12.3
ddscb031 scaleb 1.23 1.00 -> NaN Invalid_operation
ddscb032 scaleb 1.23 1.1 -> NaN Invalid_operation
ddscb033 scaleb 1.23 1.01 -> NaN Invalid_operation
ddscb034 scaleb 1.23 0.01 -> NaN Invalid_operation
ddscb035 scaleb 1.23 0.11 -> NaN Invalid_operation
ddscb036 scaleb 1.23 0.999999999 -> NaN Invalid_operation
ddscb037 scaleb 1.23 -1 -> 0.123
ddscb038 scaleb 1.23 -1.00 -> NaN Invalid_operation
ddscb039 scaleb 1.23 -1.1 -> NaN Invalid_operation
ddscb040 scaleb 1.23 -1.01 -> NaN Invalid_operation
ddscb041 scaleb 1.23 -0.01 -> NaN Invalid_operation
ddscb042 scaleb 1.23 -0.11 -> NaN Invalid_operation
ddscb043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation
ddscb044 scaleb 1.23 0.1 -> NaN Invalid_operation
ddscb045 scaleb 1.23 1E+1 -> NaN Invalid_operation
ddscb046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation
ddscb047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation
-- out-of range RHS
ddscb120 scaleb 1.23 799 -> Infinity Overflow Inexact Rounded
ddscb121 scaleb 1.23 800 -> Infinity Overflow Inexact Rounded
ddscb122 scaleb 1.23 801 -> NaN Invalid_operation
ddscb123 scaleb 1.23 802 -> NaN Invalid_operation
ddscb124 scaleb 1.23 -799 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddscb125 scaleb 1.23 -800 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddscb126 scaleb 1.23 -801 -> NaN Invalid_operation
ddscb127 scaleb 1.23 -802 -> NaN Invalid_operation
-- NaNs, non-0 payload
-- propagating NaNs
ddscb861 scaleb NaN01 -Inf -> NaN1
ddscb862 scaleb -NaN02 -1000 -> -NaN2
ddscb863 scaleb NaN03 1000 -> NaN3
ddscb864 scaleb NaN04 Inf -> NaN4
ddscb865 scaleb NaN05 NaN61 -> NaN5
ddscb866 scaleb -Inf -NaN71 -> -NaN71
ddscb867 scaleb -1000 NaN81 -> NaN81
ddscb868 scaleb 1000 NaN91 -> NaN91
ddscb869 scaleb Inf NaN101 -> NaN101
ddscb871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation
ddscb872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation
ddscb873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation
ddscb874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation
ddscb875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation
ddscb876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation
ddscb877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation
ddscb878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation
ddscb879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation
ddscb880 scaleb Inf sNaN231 -> NaN231 Invalid_operation
ddscb881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation
-- finites
ddscb051 scaleb 7 -2 -> 0.07
ddscb052 scaleb -7 -2 -> -0.07
ddscb053 scaleb 75 -2 -> 0.75
ddscb054 scaleb -75 -2 -> -0.75
ddscb055 scaleb 7.50 -2 -> 0.0750
ddscb056 scaleb -7.50 -2 -> -0.0750
ddscb057 scaleb 7.500 -2 -> 0.07500
ddscb058 scaleb -7.500 -2 -> -0.07500
ddscb061 scaleb 7 -1 -> 0.7
ddscb062 scaleb -7 -1 -> -0.7
ddscb063 scaleb 75 -1 -> 7.5
ddscb064 scaleb -75 -1 -> -7.5
ddscb065 scaleb 7.50 -1 -> 0.750
ddscb066 scaleb -7.50 -1 -> -0.750
ddscb067 scaleb 7.500 -1 -> 0.7500
ddscb068 scaleb -7.500 -1 -> -0.7500
ddscb071 scaleb 7 0 -> 7
ddscb072 scaleb -7 0 -> -7
ddscb073 scaleb 75 0 -> 75
ddscb074 scaleb -75 0 -> -75
ddscb075 scaleb 7.50 0 -> 7.50
ddscb076 scaleb -7.50 0 -> -7.50
ddscb077 scaleb 7.500 0 -> 7.500
ddscb078 scaleb -7.500 0 -> -7.500
ddscb081 scaleb 7 1 -> 7E+1
ddscb082 scaleb -7 1 -> -7E+1
ddscb083 scaleb 75 1 -> 7.5E+2
ddscb084 scaleb -75 1 -> -7.5E+2
ddscb085 scaleb 7.50 1 -> 75.0
ddscb086 scaleb -7.50 1 -> -75.0
ddscb087 scaleb 7.500 1 -> 75.00
ddscb088 scaleb -7.500 1 -> -75.00
ddscb091 scaleb 7 2 -> 7E+2
ddscb092 scaleb -7 2 -> -7E+2
ddscb093 scaleb 75 2 -> 7.5E+3
ddscb094 scaleb -75 2 -> -7.5E+3
ddscb095 scaleb 7.50 2 -> 750
ddscb096 scaleb -7.50 2 -> -750
ddscb097 scaleb 7.500 2 -> 750.0
ddscb098 scaleb -7.500 2 -> -750.0
-- zeros
ddscb111 scaleb 0 1 -> 0E+1
ddscb112 scaleb -0 2 -> -0E+2
ddscb113 scaleb 0E+4 3 -> 0E+7
ddscb114 scaleb -0E+4 4 -> -0E+8
ddscb115 scaleb 0.0000 5 -> 0E+1
ddscb116 scaleb -0.0000 6 -> -0E+2
ddscb117 scaleb 0E-141 7 -> 0E-134
ddscb118 scaleb -0E-141 8 -> -0E-133
-- Nmax, Nmin, Ntiny
ddscb132 scaleb 9.999999999999999E+384 +384 -> Infinity Overflow Inexact Rounded
ddscb133 scaleb 9.999999999999999E+384 +10 -> Infinity Overflow Inexact Rounded
ddscb134 scaleb 9.999999999999999E+384 +1 -> Infinity Overflow Inexact Rounded
ddscb135 scaleb 9.999999999999999E+384 0 -> 9.999999999999999E+384
ddscb136 scaleb 9.999999999999999E+384 -1 -> 9.999999999999999E+383
ddscb137 scaleb 1E-383 +1 -> 1E-382
ddscb138 scaleb 1E-383 -0 -> 1E-383
ddscb139 scaleb 1E-383 -1 -> 1E-384 Subnormal
ddscb140 scaleb 1.000000000000000E-383 +1 -> 1.000000000000000E-382
ddscb141 scaleb 1.000000000000000E-383 0 -> 1.000000000000000E-383
ddscb142 scaleb 1.000000000000000E-383 -1 -> 1.00000000000000E-384 Subnormal Rounded
ddscb143 scaleb 1E-398 +1 -> 1E-397 Subnormal
ddscb144 scaleb 1E-398 -0 -> 1E-398 Subnormal
ddscb145 scaleb 1E-398 -1 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddscb150 scaleb -1E-398 +1 -> -1E-397 Subnormal
ddscb151 scaleb -1E-398 -0 -> -1E-398 Subnormal
ddscb152 scaleb -1E-398 -1 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
ddscb153 scaleb -1.000000000000000E-383 +1 -> -1.000000000000000E-382
ddscb154 scaleb -1.000000000000000E-383 +0 -> -1.000000000000000E-383
ddscb155 scaleb -1.000000000000000E-383 -1 -> -1.00000000000000E-384 Subnormal Rounded
ddscb156 scaleb -1E-383 +1 -> -1E-382
ddscb157 scaleb -1E-383 -0 -> -1E-383
ddscb158 scaleb -1E-383 -1 -> -1E-384 Subnormal
ddscb159 scaleb -9.999999999999999E+384 +1 -> -Infinity Overflow Inexact Rounded
ddscb160 scaleb -9.999999999999999E+384 +0 -> -9.999999999999999E+384
ddscb161 scaleb -9.999999999999999E+384 -1 -> -9.999999999999999E+383
ddscb162 scaleb -9E+384 +1 -> -Infinity Overflow Inexact Rounded
ddscb163 scaleb -1E+384 +1 -> -Infinity Overflow Inexact Rounded
-- some Origami
-- (these check that overflow is being done correctly)
ddscb171 scaleb 1000E+365 +1 -> 1.000E+369
ddscb172 scaleb 1000E+366 +1 -> 1.000E+370
ddscb173 scaleb 1000E+367 +1 -> 1.000E+371
ddscb174 scaleb 1000E+368 +1 -> 1.000E+372
ddscb175 scaleb 1000E+369 +1 -> 1.0000E+373 Clamped
ddscb176 scaleb 1000E+370 +1 -> 1.00000E+374 Clamped
ddscb177 scaleb 1000E+371 +1 -> 1.000000E+375 Clamped
ddscb178 scaleb 1000E+372 +1 -> 1.0000000E+376 Clamped
ddscb179 scaleb 1000E+373 +1 -> 1.00000000E+377 Clamped
ddscb180 scaleb 1000E+374 +1 -> 1.000000000E+378 Clamped
ddscb181 scaleb 1000E+375 +1 -> 1.0000000000E+379 Clamped
ddscb182 scaleb 1000E+376 +1 -> 1.00000000000E+380 Clamped
ddscb183 scaleb 1000E+377 +1 -> 1.000000000000E+381 Clamped
ddscb184 scaleb 1000E+378 +1 -> 1.0000000000000E+382 Clamped
ddscb185 scaleb 1000E+379 +1 -> 1.00000000000000E+383 Clamped
ddscb186 scaleb 1000E+380 +1 -> 1.000000000000000E+384 Clamped
ddscb187 scaleb 1000E+381 +1 -> Infinity Overflow Inexact Rounded
-- and a few more subnormal truncations
-- (these check that underflow is being done correctly)
ddscb201 scaleb 1.000000000000000E-383 0 -> 1.000000000000000E-383
ddscb202 scaleb 1.000000000000000E-383 -1 -> 1.00000000000000E-384 Subnormal Rounded
ddscb203 scaleb 1.000000000000000E-383 -2 -> 1.0000000000000E-385 Subnormal Rounded
ddscb204 scaleb 1.000000000000000E-383 -3 -> 1.000000000000E-386 Subnormal Rounded
ddscb205 scaleb 1.000000000000000E-383 -4 -> 1.00000000000E-387 Subnormal Rounded
ddscb206 scaleb 1.000000000000000E-383 -5 -> 1.0000000000E-388 Subnormal Rounded
ddscb207 scaleb 1.000000000000000E-383 -6 -> 1.000000000E-389 Subnormal Rounded
ddscb208 scaleb 1.000000000000000E-383 -7 -> 1.00000000E-390 Subnormal Rounded
ddscb209 scaleb 1.000000000000000E-383 -8 -> 1.0000000E-391 Subnormal Rounded
ddscb210 scaleb 1.000000000000000E-383 -9 -> 1.000000E-392 Subnormal Rounded
ddscb211 scaleb 1.000000000000000E-383 -10 -> 1.00000E-393 Subnormal Rounded
ddscb212 scaleb 1.000000000000000E-383 -11 -> 1.0000E-394 Subnormal Rounded
ddscb213 scaleb 1.000000000000000E-383 -12 -> 1.000E-395 Subnormal Rounded
ddscb214 scaleb 1.000000000000000E-383 -13 -> 1.00E-396 Subnormal Rounded
ddscb215 scaleb 1.000000000000000E-383 -14 -> 1.0E-397 Subnormal Rounded
ddscb216 scaleb 1.000000000000000E-383 -15 -> 1E-398 Subnormal Rounded
ddscb217 scaleb 1.000000000000000E-383 -16 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddscb218 scaleb 1.000000000000000E-383 -17 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
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