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244 lines
12 KiB
Plaintext
244 lines
12 KiB
Plaintext
------------------------------------------------------------------------
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-- ddScalebB.decTest -- scale a decDouble by powers of 10 --
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-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
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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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version: 2.58
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precision: 16
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maxExponent: 384
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minExponent: -383
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extended: 1
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clamp: 1
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rounding: half_even
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-- Max |rhs| is 2*(384+16) = 800
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-- Sanity checks
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ddscb001 scaleb 7.50 10 -> 7.50E+10
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ddscb002 scaleb 7.50 3 -> 7.50E+3
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ddscb003 scaleb 7.50 2 -> 750
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ddscb004 scaleb 7.50 1 -> 75.0
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ddscb005 scaleb 7.50 0 -> 7.50
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ddscb006 scaleb 7.50 -1 -> 0.750
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ddscb007 scaleb 7.50 -2 -> 0.0750
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ddscb008 scaleb 7.50 -10 -> 7.50E-10
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ddscb009 scaleb -7.50 3 -> -7.50E+3
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ddscb010 scaleb -7.50 2 -> -750
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ddscb011 scaleb -7.50 1 -> -75.0
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ddscb012 scaleb -7.50 0 -> -7.50
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ddscb013 scaleb -7.50 -1 -> -0.750
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-- Infinities
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ddscb014 scaleb Infinity 1 -> Infinity
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ddscb015 scaleb -Infinity 2 -> -Infinity
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ddscb016 scaleb Infinity -1 -> Infinity
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ddscb017 scaleb -Infinity -2 -> -Infinity
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-- Next two are somewhat undefined in 754r; treat as non-integer
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ddscb018 scaleb 10 Infinity -> NaN Invalid_operation
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ddscb019 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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ddscb021 scaleb NaN 1 -> NaN
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ddscb022 scaleb -NaN -1 -> -NaN
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ddscb023 scaleb sNaN 1 -> NaN Invalid_operation
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ddscb024 scaleb -sNaN 1 -> -NaN Invalid_operation
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ddscb025 scaleb 4 NaN -> NaN
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ddscb026 scaleb -Inf -NaN -> -NaN
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ddscb027 scaleb 4 sNaN -> NaN Invalid_operation
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ddscb028 scaleb Inf -sNaN -> -NaN Invalid_operation
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-- non-integer RHS
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ddscb030 scaleb 1.23 1 -> 12.3
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ddscb031 scaleb 1.23 1.00 -> NaN Invalid_operation
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ddscb032 scaleb 1.23 1.1 -> NaN Invalid_operation
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ddscb033 scaleb 1.23 1.01 -> NaN Invalid_operation
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ddscb034 scaleb 1.23 0.01 -> NaN Invalid_operation
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ddscb035 scaleb 1.23 0.11 -> NaN Invalid_operation
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ddscb036 scaleb 1.23 0.999999999 -> NaN Invalid_operation
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ddscb037 scaleb 1.23 -1 -> 0.123
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ddscb038 scaleb 1.23 -1.00 -> NaN Invalid_operation
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ddscb039 scaleb 1.23 -1.1 -> NaN Invalid_operation
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ddscb040 scaleb 1.23 -1.01 -> NaN Invalid_operation
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ddscb041 scaleb 1.23 -0.01 -> NaN Invalid_operation
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ddscb042 scaleb 1.23 -0.11 -> NaN Invalid_operation
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ddscb043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation
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ddscb044 scaleb 1.23 0.1 -> NaN Invalid_operation
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ddscb045 scaleb 1.23 1E+1 -> NaN Invalid_operation
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ddscb046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation
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ddscb047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation
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-- out-of range RHS
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ddscb120 scaleb 1.23 799 -> Infinity Overflow Inexact Rounded
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ddscb121 scaleb 1.23 800 -> Infinity Overflow Inexact Rounded
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ddscb122 scaleb 1.23 801 -> NaN Invalid_operation
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ddscb123 scaleb 1.23 802 -> NaN Invalid_operation
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ddscb124 scaleb 1.23 -799 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
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ddscb125 scaleb 1.23 -800 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
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ddscb126 scaleb 1.23 -801 -> NaN Invalid_operation
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ddscb127 scaleb 1.23 -802 -> NaN Invalid_operation
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-- NaNs, non-0 payload
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-- propagating NaNs
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ddscb861 scaleb NaN01 -Inf -> NaN1
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ddscb862 scaleb -NaN02 -1000 -> -NaN2
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ddscb863 scaleb NaN03 1000 -> NaN3
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ddscb864 scaleb NaN04 Inf -> NaN4
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ddscb865 scaleb NaN05 NaN61 -> NaN5
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ddscb866 scaleb -Inf -NaN71 -> -NaN71
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ddscb867 scaleb -1000 NaN81 -> NaN81
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ddscb868 scaleb 1000 NaN91 -> NaN91
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ddscb869 scaleb Inf NaN101 -> NaN101
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ddscb871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation
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ddscb872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation
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ddscb873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation
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ddscb874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation
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ddscb875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation
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ddscb876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation
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ddscb877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation
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ddscb878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation
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ddscb879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation
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ddscb880 scaleb Inf sNaN231 -> NaN231 Invalid_operation
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ddscb881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation
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-- finites
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ddscb051 scaleb 7 -2 -> 0.07
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ddscb052 scaleb -7 -2 -> -0.07
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ddscb053 scaleb 75 -2 -> 0.75
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ddscb054 scaleb -75 -2 -> -0.75
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ddscb055 scaleb 7.50 -2 -> 0.0750
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ddscb056 scaleb -7.50 -2 -> -0.0750
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ddscb057 scaleb 7.500 -2 -> 0.07500
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ddscb058 scaleb -7.500 -2 -> -0.07500
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ddscb061 scaleb 7 -1 -> 0.7
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ddscb062 scaleb -7 -1 -> -0.7
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ddscb063 scaleb 75 -1 -> 7.5
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ddscb064 scaleb -75 -1 -> -7.5
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ddscb065 scaleb 7.50 -1 -> 0.750
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ddscb066 scaleb -7.50 -1 -> -0.750
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ddscb067 scaleb 7.500 -1 -> 0.7500
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ddscb068 scaleb -7.500 -1 -> -0.7500
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ddscb071 scaleb 7 0 -> 7
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ddscb072 scaleb -7 0 -> -7
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ddscb073 scaleb 75 0 -> 75
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ddscb074 scaleb -75 0 -> -75
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ddscb075 scaleb 7.50 0 -> 7.50
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ddscb076 scaleb -7.50 0 -> -7.50
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ddscb077 scaleb 7.500 0 -> 7.500
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ddscb078 scaleb -7.500 0 -> -7.500
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ddscb081 scaleb 7 1 -> 7E+1
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ddscb082 scaleb -7 1 -> -7E+1
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ddscb083 scaleb 75 1 -> 7.5E+2
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ddscb084 scaleb -75 1 -> -7.5E+2
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ddscb085 scaleb 7.50 1 -> 75.0
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ddscb086 scaleb -7.50 1 -> -75.0
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ddscb087 scaleb 7.500 1 -> 75.00
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ddscb088 scaleb -7.500 1 -> -75.00
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ddscb091 scaleb 7 2 -> 7E+2
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ddscb092 scaleb -7 2 -> -7E+2
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ddscb093 scaleb 75 2 -> 7.5E+3
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ddscb094 scaleb -75 2 -> -7.5E+3
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ddscb095 scaleb 7.50 2 -> 750
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ddscb096 scaleb -7.50 2 -> -750
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ddscb097 scaleb 7.500 2 -> 750.0
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ddscb098 scaleb -7.500 2 -> -750.0
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-- zeros
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ddscb111 scaleb 0 1 -> 0E+1
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ddscb112 scaleb -0 2 -> -0E+2
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ddscb113 scaleb 0E+4 3 -> 0E+7
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ddscb114 scaleb -0E+4 4 -> -0E+8
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ddscb115 scaleb 0.0000 5 -> 0E+1
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ddscb116 scaleb -0.0000 6 -> -0E+2
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ddscb117 scaleb 0E-141 7 -> 0E-134
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ddscb118 scaleb -0E-141 8 -> -0E-133
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-- Nmax, Nmin, Ntiny
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ddscb132 scaleb 9.999999999999999E+384 +384 -> Infinity Overflow Inexact Rounded
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ddscb133 scaleb 9.999999999999999E+384 +10 -> Infinity Overflow Inexact Rounded
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ddscb134 scaleb 9.999999999999999E+384 +1 -> Infinity Overflow Inexact Rounded
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ddscb135 scaleb 9.999999999999999E+384 0 -> 9.999999999999999E+384
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ddscb136 scaleb 9.999999999999999E+384 -1 -> 9.999999999999999E+383
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ddscb137 scaleb 1E-383 +1 -> 1E-382
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ddscb138 scaleb 1E-383 -0 -> 1E-383
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ddscb139 scaleb 1E-383 -1 -> 1E-384 Subnormal
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ddscb140 scaleb 1.000000000000000E-383 +1 -> 1.000000000000000E-382
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ddscb141 scaleb 1.000000000000000E-383 0 -> 1.000000000000000E-383
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ddscb142 scaleb 1.000000000000000E-383 -1 -> 1.00000000000000E-384 Subnormal Rounded
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ddscb143 scaleb 1E-398 +1 -> 1E-397 Subnormal
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ddscb144 scaleb 1E-398 -0 -> 1E-398 Subnormal
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ddscb145 scaleb 1E-398 -1 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
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ddscb150 scaleb -1E-398 +1 -> -1E-397 Subnormal
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ddscb151 scaleb -1E-398 -0 -> -1E-398 Subnormal
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ddscb152 scaleb -1E-398 -1 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
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ddscb153 scaleb -1.000000000000000E-383 +1 -> -1.000000000000000E-382
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ddscb154 scaleb -1.000000000000000E-383 +0 -> -1.000000000000000E-383
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ddscb155 scaleb -1.000000000000000E-383 -1 -> -1.00000000000000E-384 Subnormal Rounded
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ddscb156 scaleb -1E-383 +1 -> -1E-382
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ddscb157 scaleb -1E-383 -0 -> -1E-383
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ddscb158 scaleb -1E-383 -1 -> -1E-384 Subnormal
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ddscb159 scaleb -9.999999999999999E+384 +1 -> -Infinity Overflow Inexact Rounded
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ddscb160 scaleb -9.999999999999999E+384 +0 -> -9.999999999999999E+384
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ddscb161 scaleb -9.999999999999999E+384 -1 -> -9.999999999999999E+383
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ddscb162 scaleb -9E+384 +1 -> -Infinity Overflow Inexact Rounded
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ddscb163 scaleb -1E+384 +1 -> -Infinity Overflow Inexact Rounded
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-- some Origami
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-- (these check that overflow is being done correctly)
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ddscb171 scaleb 1000E+365 +1 -> 1.000E+369
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ddscb172 scaleb 1000E+366 +1 -> 1.000E+370
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ddscb173 scaleb 1000E+367 +1 -> 1.000E+371
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ddscb174 scaleb 1000E+368 +1 -> 1.000E+372
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ddscb175 scaleb 1000E+369 +1 -> 1.0000E+373 Clamped
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ddscb176 scaleb 1000E+370 +1 -> 1.00000E+374 Clamped
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ddscb177 scaleb 1000E+371 +1 -> 1.000000E+375 Clamped
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ddscb178 scaleb 1000E+372 +1 -> 1.0000000E+376 Clamped
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ddscb179 scaleb 1000E+373 +1 -> 1.00000000E+377 Clamped
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ddscb180 scaleb 1000E+374 +1 -> 1.000000000E+378 Clamped
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ddscb181 scaleb 1000E+375 +1 -> 1.0000000000E+379 Clamped
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ddscb182 scaleb 1000E+376 +1 -> 1.00000000000E+380 Clamped
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ddscb183 scaleb 1000E+377 +1 -> 1.000000000000E+381 Clamped
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ddscb184 scaleb 1000E+378 +1 -> 1.0000000000000E+382 Clamped
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ddscb185 scaleb 1000E+379 +1 -> 1.00000000000000E+383 Clamped
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ddscb186 scaleb 1000E+380 +1 -> 1.000000000000000E+384 Clamped
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ddscb187 scaleb 1000E+381 +1 -> Infinity Overflow Inexact Rounded
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-- and a few more subnormal truncations
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-- (these check that underflow is being done correctly)
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ddscb201 scaleb 1.000000000000000E-383 0 -> 1.000000000000000E-383
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ddscb202 scaleb 1.000000000000000E-383 -1 -> 1.00000000000000E-384 Subnormal Rounded
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ddscb203 scaleb 1.000000000000000E-383 -2 -> 1.0000000000000E-385 Subnormal Rounded
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ddscb204 scaleb 1.000000000000000E-383 -3 -> 1.000000000000E-386 Subnormal Rounded
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ddscb205 scaleb 1.000000000000000E-383 -4 -> 1.00000000000E-387 Subnormal Rounded
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ddscb206 scaleb 1.000000000000000E-383 -5 -> 1.0000000000E-388 Subnormal Rounded
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ddscb207 scaleb 1.000000000000000E-383 -6 -> 1.000000000E-389 Subnormal Rounded
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ddscb208 scaleb 1.000000000000000E-383 -7 -> 1.00000000E-390 Subnormal Rounded
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ddscb209 scaleb 1.000000000000000E-383 -8 -> 1.0000000E-391 Subnormal Rounded
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ddscb210 scaleb 1.000000000000000E-383 -9 -> 1.000000E-392 Subnormal Rounded
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ddscb211 scaleb 1.000000000000000E-383 -10 -> 1.00000E-393 Subnormal Rounded
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ddscb212 scaleb 1.000000000000000E-383 -11 -> 1.0000E-394 Subnormal Rounded
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ddscb213 scaleb 1.000000000000000E-383 -12 -> 1.000E-395 Subnormal Rounded
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ddscb214 scaleb 1.000000000000000E-383 -13 -> 1.00E-396 Subnormal Rounded
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ddscb215 scaleb 1.000000000000000E-383 -14 -> 1.0E-397 Subnormal Rounded
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ddscb216 scaleb 1.000000000000000E-383 -15 -> 1E-398 Subnormal Rounded
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ddscb217 scaleb 1.000000000000000E-383 -16 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
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ddscb218 scaleb 1.000000000000000E-383 -17 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
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