------------------------------------------------------------------------

-- 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         --

--   mfc@uk.ibm.com                                                   --

------------------------------------------------------------------------

version: 2.58

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