17db96d56Sopenharmony_ci------------------------------------------------------------------------ 27db96d56Sopenharmony_ci-- scaleb.decTest -- scale a number by powers of 10 -- 37db96d56Sopenharmony_ci-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- 47db96d56Sopenharmony_ci------------------------------------------------------------------------ 57db96d56Sopenharmony_ci-- Please see the document "General Decimal Arithmetic Testcases" -- 67db96d56Sopenharmony_ci-- at http://www2.hursley.ibm.com/decimal for the description of -- 77db96d56Sopenharmony_ci-- these testcases. -- 87db96d56Sopenharmony_ci-- -- 97db96d56Sopenharmony_ci-- These testcases are experimental ('beta' versions), and they -- 107db96d56Sopenharmony_ci-- may contain errors. They are offered on an as-is basis. In -- 117db96d56Sopenharmony_ci-- particular, achieving the same results as the tests here is not -- 127db96d56Sopenharmony_ci-- a guarantee that an implementation complies with any Standard -- 137db96d56Sopenharmony_ci-- or specification. The tests are not exhaustive. -- 147db96d56Sopenharmony_ci-- -- 157db96d56Sopenharmony_ci-- Please send comments, suggestions, and corrections to the author: -- 167db96d56Sopenharmony_ci-- Mike Cowlishaw, IBM Fellow -- 177db96d56Sopenharmony_ci-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- 187db96d56Sopenharmony_ci-- mfc@uk.ibm.com -- 197db96d56Sopenharmony_ci------------------------------------------------------------------------ 207db96d56Sopenharmony_civersion: 2.59 217db96d56Sopenharmony_ci 227db96d56Sopenharmony_ciextended: 1 237db96d56Sopenharmony_ciprecision: 9 247db96d56Sopenharmony_cirounding: half_up 257db96d56Sopenharmony_cimaxExponent: 999 267db96d56Sopenharmony_ciminExponent: -999 277db96d56Sopenharmony_ci 287db96d56Sopenharmony_ci-- Max |rhs| is 2*(999+9) = 2016 297db96d56Sopenharmony_ci 307db96d56Sopenharmony_ci-- Sanity checks 317db96d56Sopenharmony_ciscbx001 scaleb 7.50 10 -> 7.50E+10 327db96d56Sopenharmony_ciscbx002 scaleb 7.50 3 -> 7.50E+3 337db96d56Sopenharmony_ciscbx003 scaleb 7.50 2 -> 750 347db96d56Sopenharmony_ciscbx004 scaleb 7.50 1 -> 75.0 357db96d56Sopenharmony_ciscbx005 scaleb 7.50 0 -> 7.50 367db96d56Sopenharmony_ciscbx006 scaleb 7.50 -1 -> 0.750 377db96d56Sopenharmony_ciscbx007 scaleb 7.50 -2 -> 0.0750 387db96d56Sopenharmony_ciscbx008 scaleb 7.50 -10 -> 7.50E-10 397db96d56Sopenharmony_ciscbx009 scaleb -7.50 3 -> -7.50E+3 407db96d56Sopenharmony_ciscbx010 scaleb -7.50 2 -> -750 417db96d56Sopenharmony_ciscbx011 scaleb -7.50 1 -> -75.0 427db96d56Sopenharmony_ciscbx012 scaleb -7.50 0 -> -7.50 437db96d56Sopenharmony_ciscbx013 scaleb -7.50 -1 -> -0.750 447db96d56Sopenharmony_ci 457db96d56Sopenharmony_ci-- Infinities 467db96d56Sopenharmony_ciscbx014 scaleb Infinity 1 -> Infinity 477db96d56Sopenharmony_ciscbx015 scaleb -Infinity 2 -> -Infinity 487db96d56Sopenharmony_ciscbx016 scaleb Infinity -1 -> Infinity 497db96d56Sopenharmony_ciscbx017 scaleb -Infinity -2 -> -Infinity 507db96d56Sopenharmony_ci 517db96d56Sopenharmony_ci-- Next two are somewhat undefined in 754r; treat as non-integer 527db96d56Sopenharmony_ciscbx018 scaleb 10 Infinity -> NaN Invalid_operation 537db96d56Sopenharmony_ciscbx019 scaleb 10 -Infinity -> NaN Invalid_operation 547db96d56Sopenharmony_ci 557db96d56Sopenharmony_ci-- NaNs are undefined in 754r; assume usual processing 567db96d56Sopenharmony_ci-- NaNs, 0 payload 577db96d56Sopenharmony_ciscbx021 scaleb NaN 1 -> NaN 587db96d56Sopenharmony_ciscbx022 scaleb -NaN -1 -> -NaN 597db96d56Sopenharmony_ciscbx023 scaleb sNaN 1 -> NaN Invalid_operation 607db96d56Sopenharmony_ciscbx024 scaleb -sNaN 1 -> -NaN Invalid_operation 617db96d56Sopenharmony_ciscbx025 scaleb 4 NaN -> NaN 627db96d56Sopenharmony_ciscbx026 scaleb -Inf -NaN -> -NaN 637db96d56Sopenharmony_ciscbx027 scaleb 4 sNaN -> NaN Invalid_operation 647db96d56Sopenharmony_ciscbx028 scaleb Inf -sNaN -> -NaN Invalid_operation 657db96d56Sopenharmony_ci 667db96d56Sopenharmony_ci-- non-integer RHS 677db96d56Sopenharmony_ciscbx030 scaleb 1.23 1 -> 12.3 687db96d56Sopenharmony_ciscbx031 scaleb 1.23 1.00 -> NaN Invalid_operation 697db96d56Sopenharmony_ciscbx032 scaleb 1.23 1.1 -> NaN Invalid_operation 707db96d56Sopenharmony_ciscbx033 scaleb 1.23 1.01 -> NaN Invalid_operation 717db96d56Sopenharmony_ciscbx034 scaleb 1.23 0.01 -> NaN Invalid_operation 727db96d56Sopenharmony_ciscbx035 scaleb 1.23 0.11 -> NaN Invalid_operation 737db96d56Sopenharmony_ciscbx036 scaleb 1.23 0.999999999 -> NaN Invalid_operation 747db96d56Sopenharmony_ciscbx037 scaleb 1.23 -1 -> 0.123 757db96d56Sopenharmony_ciscbx038 scaleb 1.23 -1.00 -> NaN Invalid_operation 767db96d56Sopenharmony_ciscbx039 scaleb 1.23 -1.1 -> NaN Invalid_operation 777db96d56Sopenharmony_ciscbx040 scaleb 1.23 -1.01 -> NaN Invalid_operation 787db96d56Sopenharmony_ciscbx041 scaleb 1.23 -0.01 -> NaN Invalid_operation 797db96d56Sopenharmony_ciscbx042 scaleb 1.23 -0.11 -> NaN Invalid_operation 807db96d56Sopenharmony_ciscbx043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation 817db96d56Sopenharmony_ciscbx044 scaleb 1.23 0.1 -> NaN Invalid_operation 827db96d56Sopenharmony_ciscbx045 scaleb 1.23 1E+1 -> NaN Invalid_operation 837db96d56Sopenharmony_ciscbx046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation 847db96d56Sopenharmony_ciscbx047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation 857db96d56Sopenharmony_ci 867db96d56Sopenharmony_ci 877db96d56Sopenharmony_ciscbx120 scaleb 1.23 2015 -> Infinity Overflow Inexact Rounded 887db96d56Sopenharmony_ciscbx121 scaleb 1.23 2016 -> Infinity Overflow Inexact Rounded 897db96d56Sopenharmony_ciscbx122 scaleb 1.23 2017 -> NaN Invalid_operation 907db96d56Sopenharmony_ciscbx123 scaleb 1.23 2018 -> NaN Invalid_operation 917db96d56Sopenharmony_ciscbx124 scaleb 1.23 -2015 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped 927db96d56Sopenharmony_ciscbx125 scaleb 1.23 -2016 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped 937db96d56Sopenharmony_ciscbx126 scaleb 1.23 -2017 -> NaN Invalid_operation 947db96d56Sopenharmony_ciscbx127 scaleb 1.23 -2018 -> NaN Invalid_operation 957db96d56Sopenharmony_ci 967db96d56Sopenharmony_ci-- NaNs, non-0 payload 977db96d56Sopenharmony_ci-- propagating NaNs 987db96d56Sopenharmony_ciscbx861 scaleb NaN01 -Inf -> NaN1 997db96d56Sopenharmony_ciscbx862 scaleb -NaN02 -1000 -> -NaN2 1007db96d56Sopenharmony_ciscbx863 scaleb NaN03 1000 -> NaN3 1017db96d56Sopenharmony_ciscbx864 scaleb NaN04 Inf -> NaN4 1027db96d56Sopenharmony_ciscbx865 scaleb NaN05 NaN61 -> NaN5 1037db96d56Sopenharmony_ciscbx866 scaleb -Inf -NaN71 -> -NaN71 1047db96d56Sopenharmony_ciscbx867 scaleb -1000 NaN81 -> NaN81 1057db96d56Sopenharmony_ciscbx868 scaleb 1000 NaN91 -> NaN91 1067db96d56Sopenharmony_ciscbx869 scaleb Inf NaN101 -> NaN101 1077db96d56Sopenharmony_ciscbx871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation 1087db96d56Sopenharmony_ciscbx872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation 1097db96d56Sopenharmony_ciscbx873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation 1107db96d56Sopenharmony_ciscbx874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation 1117db96d56Sopenharmony_ciscbx875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation 1127db96d56Sopenharmony_ciscbx876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation 1137db96d56Sopenharmony_ciscbx877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation 1147db96d56Sopenharmony_ciscbx878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation 1157db96d56Sopenharmony_ciscbx879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation 1167db96d56Sopenharmony_ciscbx880 scaleb Inf sNaN231 -> NaN231 Invalid_operation 1177db96d56Sopenharmony_ciscbx881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation 1187db96d56Sopenharmony_ci 1197db96d56Sopenharmony_ci-- finites 1207db96d56Sopenharmony_ciscbx051 scaleb 7 -2 -> 0.07 1217db96d56Sopenharmony_ciscbx052 scaleb -7 -2 -> -0.07 1227db96d56Sopenharmony_ciscbx053 scaleb 75 -2 -> 0.75 1237db96d56Sopenharmony_ciscbx054 scaleb -75 -2 -> -0.75 1247db96d56Sopenharmony_ciscbx055 scaleb 7.50 -2 -> 0.0750 1257db96d56Sopenharmony_ciscbx056 scaleb -7.50 -2 -> -0.0750 1267db96d56Sopenharmony_ciscbx057 scaleb 7.500 -2 -> 0.07500 1277db96d56Sopenharmony_ciscbx058 scaleb -7.500 -2 -> -0.07500 1287db96d56Sopenharmony_ciscbx061 scaleb 7 -1 -> 0.7 1297db96d56Sopenharmony_ciscbx062 scaleb -7 -1 -> -0.7 1307db96d56Sopenharmony_ciscbx063 scaleb 75 -1 -> 7.5 1317db96d56Sopenharmony_ciscbx064 scaleb -75 -1 -> -7.5 1327db96d56Sopenharmony_ciscbx065 scaleb 7.50 -1 -> 0.750 1337db96d56Sopenharmony_ciscbx066 scaleb -7.50 -1 -> -0.750 1347db96d56Sopenharmony_ciscbx067 scaleb 7.500 -1 -> 0.7500 1357db96d56Sopenharmony_ciscbx068 scaleb -7.500 -1 -> -0.7500 1367db96d56Sopenharmony_ciscbx071 scaleb 7 0 -> 7 1377db96d56Sopenharmony_ciscbx072 scaleb -7 0 -> -7 1387db96d56Sopenharmony_ciscbx073 scaleb 75 0 -> 75 1397db96d56Sopenharmony_ciscbx074 scaleb -75 0 -> -75 1407db96d56Sopenharmony_ciscbx075 scaleb 7.50 0 -> 7.50 1417db96d56Sopenharmony_ciscbx076 scaleb -7.50 0 -> -7.50 1427db96d56Sopenharmony_ciscbx077 scaleb 7.500 0 -> 7.500 1437db96d56Sopenharmony_ciscbx078 scaleb -7.500 0 -> -7.500 1447db96d56Sopenharmony_ciscbx081 scaleb 7 1 -> 7E+1 1457db96d56Sopenharmony_ciscbx082 scaleb -7 1 -> -7E+1 1467db96d56Sopenharmony_ciscbx083 scaleb 75 1 -> 7.5E+2 1477db96d56Sopenharmony_ciscbx084 scaleb -75 1 -> -7.5E+2 1487db96d56Sopenharmony_ciscbx085 scaleb 7.50 1 -> 75.0 1497db96d56Sopenharmony_ciscbx086 scaleb -7.50 1 -> -75.0 1507db96d56Sopenharmony_ciscbx087 scaleb 7.500 1 -> 75.00 1517db96d56Sopenharmony_ciscbx088 scaleb -7.500 1 -> -75.00 1527db96d56Sopenharmony_ciscbx091 scaleb 7 2 -> 7E+2 1537db96d56Sopenharmony_ciscbx092 scaleb -7 2 -> -7E+2 1547db96d56Sopenharmony_ciscbx093 scaleb 75 2 -> 7.5E+3 1557db96d56Sopenharmony_ciscbx094 scaleb -75 2 -> -7.5E+3 1567db96d56Sopenharmony_ciscbx095 scaleb 7.50 2 -> 750 1577db96d56Sopenharmony_ciscbx096 scaleb -7.50 2 -> -750 1587db96d56Sopenharmony_ciscbx097 scaleb 7.500 2 -> 750.0 1597db96d56Sopenharmony_ciscbx098 scaleb -7.500 2 -> -750.0 1607db96d56Sopenharmony_ci 1617db96d56Sopenharmony_ci-- zeros 1627db96d56Sopenharmony_ciscbx111 scaleb 0 1 -> 0E+1 1637db96d56Sopenharmony_ciscbx112 scaleb -0 2 -> -0E+2 1647db96d56Sopenharmony_ciscbx113 scaleb 0E+4 3 -> 0E+7 1657db96d56Sopenharmony_ciscbx114 scaleb -0E+4 4 -> -0E+8 1667db96d56Sopenharmony_ciscbx115 scaleb 0.0000 5 -> 0E+1 1677db96d56Sopenharmony_ciscbx116 scaleb -0.0000 6 -> -0E+2 1687db96d56Sopenharmony_ciscbx117 scaleb 0E-141 7 -> 0E-134 1697db96d56Sopenharmony_ciscbx118 scaleb -0E-141 8 -> -0E-133 1707db96d56Sopenharmony_ci 1717db96d56Sopenharmony_ci-- Nmax, Nmin, Ntiny 1727db96d56Sopenharmony_ciscbx132 scaleb 9.99999999E+999 +999 -> Infinity Overflow Inexact Rounded 1737db96d56Sopenharmony_ciscbx133 scaleb 9.99999999E+999 +10 -> Infinity Overflow Inexact Rounded 1747db96d56Sopenharmony_ciscbx134 scaleb 9.99999999E+999 +1 -> Infinity Overflow Inexact Rounded 1757db96d56Sopenharmony_ciscbx135 scaleb 9.99999999E+999 0 -> 9.99999999E+999 1767db96d56Sopenharmony_ciscbx136 scaleb 9.99999999E+999 -1 -> 9.99999999E+998 1777db96d56Sopenharmony_ciscbx137 scaleb 1E-999 +1 -> 1E-998 1787db96d56Sopenharmony_ciscbx138 scaleb 1E-999 -0 -> 1E-999 1797db96d56Sopenharmony_ciscbx139 scaleb 1E-999 -1 -> 1E-1000 Subnormal 1807db96d56Sopenharmony_ciscbx140 scaleb 1.00000000E-999 +1 -> 1.00000000E-998 1817db96d56Sopenharmony_ciscbx141 scaleb 1.00000000E-999 0 -> 1.00000000E-999 1827db96d56Sopenharmony_ciscbx142 scaleb 1.00000000E-999 -1 -> 1.0000000E-1000 Subnormal Rounded 1837db96d56Sopenharmony_ciscbx143 scaleb 1E-1007 +1 -> 1E-1006 Subnormal 1847db96d56Sopenharmony_ciscbx144 scaleb 1E-1007 -0 -> 1E-1007 Subnormal 1857db96d56Sopenharmony_ciscbx145 scaleb 1E-1007 -1 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped 1867db96d56Sopenharmony_ci 1877db96d56Sopenharmony_ciscbx150 scaleb -1E-1007 +1 -> -1E-1006 Subnormal 1887db96d56Sopenharmony_ciscbx151 scaleb -1E-1007 -0 -> -1E-1007 Subnormal 1897db96d56Sopenharmony_ciscbx152 scaleb -1E-1007 -1 -> -0E-1007 Underflow Subnormal Inexact Rounded Clamped 1907db96d56Sopenharmony_ciscbx153 scaleb -1.00000000E-999 +1 -> -1.00000000E-998 1917db96d56Sopenharmony_ciscbx154 scaleb -1.00000000E-999 +0 -> -1.00000000E-999 1927db96d56Sopenharmony_ciscbx155 scaleb -1.00000000E-999 -1 -> -1.0000000E-1000 Subnormal Rounded 1937db96d56Sopenharmony_ciscbx156 scaleb -1E-999 +1 -> -1E-998 1947db96d56Sopenharmony_ciscbx157 scaleb -1E-999 -0 -> -1E-999 1957db96d56Sopenharmony_ciscbx158 scaleb -1E-999 -1 -> -1E-1000 Subnormal 1967db96d56Sopenharmony_ciscbx159 scaleb -9.99999999E+999 +1 -> -Infinity Overflow Inexact Rounded 1977db96d56Sopenharmony_ciscbx160 scaleb -9.99999999E+999 +0 -> -9.99999999E+999 1987db96d56Sopenharmony_ciscbx161 scaleb -9.99999999E+999 -1 -> -9.99999999E+998 1997db96d56Sopenharmony_ciscbx162 scaleb -9E+999 +1 -> -Infinity Overflow Inexact Rounded 2007db96d56Sopenharmony_ciscbx163 scaleb -1E+999 +1 -> -Infinity Overflow Inexact Rounded 2017db96d56Sopenharmony_ci 2027db96d56Sopenharmony_ci-- Krah examples 2037db96d56Sopenharmony_ciprecision: 34 2047db96d56Sopenharmony_cimaxExponent: 999999999 2057db96d56Sopenharmony_ciminExponent: -999999999 2067db96d56Sopenharmony_ci-- integer overflow in 3.61 or earlier 2077db96d56Sopenharmony_ciscbx164 scaleb 1E-999999999 -1200000000 -> NaN Invalid_operation 2087db96d56Sopenharmony_ci-- out of range 2097db96d56Sopenharmony_ciscbx165 scaleb -1E-999999999 +1200000000 -> NaN Invalid_operation 210