diff options
Diffstat (limited to 'lib/python2.7/test/decimaltestdata/ddSubtract.decTest')
| -rw-r--r-- | lib/python2.7/test/decimaltestdata/ddSubtract.decTest | 629 |
1 files changed, 0 insertions, 629 deletions
diff --git a/lib/python2.7/test/decimaltestdata/ddSubtract.decTest b/lib/python2.7/test/decimaltestdata/ddSubtract.decTest deleted file mode 100644 index 5ebc487..0000000 --- a/lib/python2.7/test/decimaltestdata/ddSubtract.decTest +++ /dev/null @@ -1,629 +0,0 @@ ------------------------------------------------------------------------- --- ddSubtract.decTest -- decDouble subtraction -- --- 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: 2.59 - --- This set of tests are for decDoubles only; all arguments are --- representable in a decDouble -precision: 16 -maxExponent: 384 -minExponent: -383 -extended: 1 -clamp: 1 -rounding: half_even - --- [first group are 'quick confidence check'] -ddsub001 subtract 0 0 -> '0' -ddsub002 subtract 1 1 -> '0' -ddsub003 subtract 1 2 -> '-1' -ddsub004 subtract 2 1 -> '1' -ddsub005 subtract 2 2 -> '0' -ddsub006 subtract 3 2 -> '1' -ddsub007 subtract 2 3 -> '-1' - -ddsub011 subtract -0 0 -> '-0' -ddsub012 subtract -1 1 -> '-2' -ddsub013 subtract -1 2 -> '-3' -ddsub014 subtract -2 1 -> '-3' -ddsub015 subtract -2 2 -> '-4' -ddsub016 subtract -3 2 -> '-5' -ddsub017 subtract -2 3 -> '-5' - -ddsub021 subtract 0 -0 -> '0' -ddsub022 subtract 1 -1 -> '2' -ddsub023 subtract 1 -2 -> '3' -ddsub024 subtract 2 -1 -> '3' -ddsub025 subtract 2 -2 -> '4' -ddsub026 subtract 3 -2 -> '5' -ddsub027 subtract 2 -3 -> '5' - -ddsub030 subtract 11 1 -> 10 -ddsub031 subtract 10 1 -> 9 -ddsub032 subtract 9 1 -> 8 -ddsub033 subtract 1 1 -> 0 -ddsub034 subtract 0 1 -> -1 -ddsub035 subtract -1 1 -> -2 -ddsub036 subtract -9 1 -> -10 -ddsub037 subtract -10 1 -> -11 -ddsub038 subtract -11 1 -> -12 - -ddsub040 subtract '5.75' '3.3' -> '2.45' -ddsub041 subtract '5' '-3' -> '8' -ddsub042 subtract '-5' '-3' -> '-2' -ddsub043 subtract '-7' '2.5' -> '-9.5' -ddsub044 subtract '0.7' '0.3' -> '0.4' -ddsub045 subtract '1.3' '0.3' -> '1.0' -ddsub046 subtract '1.25' '1.25' -> '0.00' - -ddsub050 subtract '1.23456789' '1.00000000' -> '0.23456789' -ddsub051 subtract '1.23456789' '1.00000089' -> '0.23456700' - -ddsub060 subtract '70' '10000e+16' -> '-1.000000000000000E+20' Inexact Rounded -ddsub061 subtract '700' '10000e+16' -> '-1.000000000000000E+20' Inexact Rounded -ddsub062 subtract '7000' '10000e+16' -> '-9.999999999999999E+19' Inexact Rounded -ddsub063 subtract '70000' '10000e+16' -> '-9.999999999999993E+19' Rounded -ddsub064 subtract '700000' '10000e+16' -> '-9.999999999999930E+19' Rounded - -- symmetry: -ddsub065 subtract '10000e+16' '70' -> '1.000000000000000E+20' Inexact Rounded -ddsub066 subtract '10000e+16' '700' -> '1.000000000000000E+20' Inexact Rounded -ddsub067 subtract '10000e+16' '7000' -> '9.999999999999999E+19' Inexact Rounded -ddsub068 subtract '10000e+16' '70000' -> '9.999999999999993E+19' Rounded -ddsub069 subtract '10000e+16' '700000' -> '9.999999999999930E+19' Rounded - - -- some of the next group are really constructor tests -ddsub090 subtract '00.0' '0.0' -> '0.0' -ddsub091 subtract '00.0' '0.00' -> '0.00' -ddsub092 subtract '0.00' '00.0' -> '0.00' -ddsub093 subtract '00.0' '0.00' -> '0.00' -ddsub094 subtract '0.00' '00.0' -> '0.00' -ddsub095 subtract '3' '.3' -> '2.7' -ddsub096 subtract '3.' '.3' -> '2.7' -ddsub097 subtract '3.0' '.3' -> '2.7' -ddsub098 subtract '3.00' '.3' -> '2.70' -ddsub099 subtract '3' '3' -> '0' -ddsub100 subtract '3' '+3' -> '0' -ddsub101 subtract '3' '-3' -> '6' -ddsub102 subtract '3' '0.3' -> '2.7' -ddsub103 subtract '3.' '0.3' -> '2.7' -ddsub104 subtract '3.0' '0.3' -> '2.7' -ddsub105 subtract '3.00' '0.3' -> '2.70' -ddsub106 subtract '3' '3.0' -> '0.0' -ddsub107 subtract '3' '+3.0' -> '0.0' -ddsub108 subtract '3' '-3.0' -> '6.0' - --- the above all from add; massaged and extended. Now some new ones... --- [particularly important for comparisons] --- NB: -xE-8 below were non-exponents pre-ANSI X3-274, and -1E-7 or 0E-7 --- with input rounding. -ddsub120 subtract '10.23456784' '10.23456789' -> '-5E-8' -ddsub121 subtract '10.23456785' '10.23456789' -> '-4E-8' -ddsub122 subtract '10.23456786' '10.23456789' -> '-3E-8' -ddsub123 subtract '10.23456787' '10.23456789' -> '-2E-8' -ddsub124 subtract '10.23456788' '10.23456789' -> '-1E-8' -ddsub125 subtract '10.23456789' '10.23456789' -> '0E-8' -ddsub126 subtract '10.23456790' '10.23456789' -> '1E-8' -ddsub127 subtract '10.23456791' '10.23456789' -> '2E-8' -ddsub128 subtract '10.23456792' '10.23456789' -> '3E-8' -ddsub129 subtract '10.23456793' '10.23456789' -> '4E-8' -ddsub130 subtract '10.23456794' '10.23456789' -> '5E-8' -ddsub131 subtract '10.23456781' '10.23456786' -> '-5E-8' -ddsub132 subtract '10.23456782' '10.23456786' -> '-4E-8' -ddsub133 subtract '10.23456783' '10.23456786' -> '-3E-8' -ddsub134 subtract '10.23456784' '10.23456786' -> '-2E-8' -ddsub135 subtract '10.23456785' '10.23456786' -> '-1E-8' -ddsub136 subtract '10.23456786' '10.23456786' -> '0E-8' -ddsub137 subtract '10.23456787' '10.23456786' -> '1E-8' -ddsub138 subtract '10.23456788' '10.23456786' -> '2E-8' -ddsub139 subtract '10.23456789' '10.23456786' -> '3E-8' -ddsub140 subtract '10.23456790' '10.23456786' -> '4E-8' -ddsub141 subtract '10.23456791' '10.23456786' -> '5E-8' -ddsub142 subtract '1' '0.999999999' -> '1E-9' -ddsub143 subtract '0.999999999' '1' -> '-1E-9' -ddsub144 subtract '-10.23456780' '-10.23456786' -> '6E-8' -ddsub145 subtract '-10.23456790' '-10.23456786' -> '-4E-8' -ddsub146 subtract '-10.23456791' '-10.23456786' -> '-5E-8' - --- additional scaled arithmetic tests [0.97 problem] -ddsub160 subtract '0' '.1' -> '-0.1' -ddsub161 subtract '00' '.97983' -> '-0.97983' -ddsub162 subtract '0' '.9' -> '-0.9' -ddsub163 subtract '0' '0.102' -> '-0.102' -ddsub164 subtract '0' '.4' -> '-0.4' -ddsub165 subtract '0' '.307' -> '-0.307' -ddsub166 subtract '0' '.43822' -> '-0.43822' -ddsub167 subtract '0' '.911' -> '-0.911' -ddsub168 subtract '.0' '.02' -> '-0.02' -ddsub169 subtract '00' '.392' -> '-0.392' -ddsub170 subtract '0' '.26' -> '-0.26' -ddsub171 subtract '0' '0.51' -> '-0.51' -ddsub172 subtract '0' '.2234' -> '-0.2234' -ddsub173 subtract '0' '.2' -> '-0.2' -ddsub174 subtract '.0' '.0008' -> '-0.0008' --- 0. on left -ddsub180 subtract '0.0' '-.1' -> '0.1' -ddsub181 subtract '0.00' '-.97983' -> '0.97983' -ddsub182 subtract '0.0' '-.9' -> '0.9' -ddsub183 subtract '0.0' '-0.102' -> '0.102' -ddsub184 subtract '0.0' '-.4' -> '0.4' -ddsub185 subtract '0.0' '-.307' -> '0.307' -ddsub186 subtract '0.0' '-.43822' -> '0.43822' -ddsub187 subtract '0.0' '-.911' -> '0.911' -ddsub188 subtract '0.0' '-.02' -> '0.02' -ddsub189 subtract '0.00' '-.392' -> '0.392' -ddsub190 subtract '0.0' '-.26' -> '0.26' -ddsub191 subtract '0.0' '-0.51' -> '0.51' -ddsub192 subtract '0.0' '-.2234' -> '0.2234' -ddsub193 subtract '0.0' '-.2' -> '0.2' -ddsub194 subtract '0.0' '-.0008' -> '0.0008' --- negatives of same -ddsub200 subtract '0' '-.1' -> '0.1' -ddsub201 subtract '00' '-.97983' -> '0.97983' -ddsub202 subtract '0' '-.9' -> '0.9' -ddsub203 subtract '0' '-0.102' -> '0.102' -ddsub204 subtract '0' '-.4' -> '0.4' -ddsub205 subtract '0' '-.307' -> '0.307' -ddsub206 subtract '0' '-.43822' -> '0.43822' -ddsub207 subtract '0' '-.911' -> '0.911' -ddsub208 subtract '.0' '-.02' -> '0.02' -ddsub209 subtract '00' '-.392' -> '0.392' -ddsub210 subtract '0' '-.26' -> '0.26' -ddsub211 subtract '0' '-0.51' -> '0.51' -ddsub212 subtract '0' '-.2234' -> '0.2234' -ddsub213 subtract '0' '-.2' -> '0.2' -ddsub214 subtract '.0' '-.0008' -> '0.0008' - --- more fixed, LHS swaps [really the same as testcases under add] -ddsub220 subtract '-56267E-12' 0 -> '-5.6267E-8' -ddsub221 subtract '-56267E-11' 0 -> '-5.6267E-7' -ddsub222 subtract '-56267E-10' 0 -> '-0.0000056267' -ddsub223 subtract '-56267E-9' 0 -> '-0.000056267' -ddsub224 subtract '-56267E-8' 0 -> '-0.00056267' -ddsub225 subtract '-56267E-7' 0 -> '-0.0056267' -ddsub226 subtract '-56267E-6' 0 -> '-0.056267' -ddsub227 subtract '-56267E-5' 0 -> '-0.56267' -ddsub228 subtract '-56267E-2' 0 -> '-562.67' -ddsub229 subtract '-56267E-1' 0 -> '-5626.7' -ddsub230 subtract '-56267E-0' 0 -> '-56267' --- symmetry ... -ddsub240 subtract 0 '-56267E-12' -> '5.6267E-8' -ddsub241 subtract 0 '-56267E-11' -> '5.6267E-7' -ddsub242 subtract 0 '-56267E-10' -> '0.0000056267' -ddsub243 subtract 0 '-56267E-9' -> '0.000056267' -ddsub244 subtract 0 '-56267E-8' -> '0.00056267' -ddsub245 subtract 0 '-56267E-7' -> '0.0056267' -ddsub246 subtract 0 '-56267E-6' -> '0.056267' -ddsub247 subtract 0 '-56267E-5' -> '0.56267' -ddsub248 subtract 0 '-56267E-2' -> '562.67' -ddsub249 subtract 0 '-56267E-1' -> '5626.7' -ddsub250 subtract 0 '-56267E-0' -> '56267' - --- now some more from the 'new' add -ddsub301 subtract '1.23456789' '1.00000000' -> '0.23456789' -ddsub302 subtract '1.23456789' '1.00000011' -> '0.23456778' - --- some carrying effects -ddsub321 subtract '0.9998' '0.0000' -> '0.9998' -ddsub322 subtract '0.9998' '0.0001' -> '0.9997' -ddsub323 subtract '0.9998' '0.0002' -> '0.9996' -ddsub324 subtract '0.9998' '0.0003' -> '0.9995' -ddsub325 subtract '0.9998' '-0.0000' -> '0.9998' -ddsub326 subtract '0.9998' '-0.0001' -> '0.9999' -ddsub327 subtract '0.9998' '-0.0002' -> '1.0000' -ddsub328 subtract '0.9998' '-0.0003' -> '1.0001' - --- internal boundaries -ddsub346 subtract '10000e+9' '7' -> '9999999999993' -ddsub347 subtract '10000e+9' '70' -> '9999999999930' -ddsub348 subtract '10000e+9' '700' -> '9999999999300' -ddsub349 subtract '10000e+9' '7000' -> '9999999993000' -ddsub350 subtract '10000e+9' '70000' -> '9999999930000' -ddsub351 subtract '10000e+9' '700000' -> '9999999300000' -ddsub352 subtract '7' '10000e+9' -> '-9999999999993' -ddsub353 subtract '70' '10000e+9' -> '-9999999999930' -ddsub354 subtract '700' '10000e+9' -> '-9999999999300' -ddsub355 subtract '7000' '10000e+9' -> '-9999999993000' -ddsub356 subtract '70000' '10000e+9' -> '-9999999930000' -ddsub357 subtract '700000' '10000e+9' -> '-9999999300000' - --- zero preservation -ddsub361 subtract 1 '0.0001' -> '0.9999' -ddsub362 subtract 1 '0.00001' -> '0.99999' -ddsub363 subtract 1 '0.000001' -> '0.999999' -ddsub364 subtract 1 '0.0000000000000001' -> '0.9999999999999999' -ddsub365 subtract 1 '0.00000000000000001' -> '1.000000000000000' Inexact Rounded -ddsub366 subtract 1 '0.000000000000000001' -> '1.000000000000000' Inexact Rounded - --- some funny zeros [in case of bad signum] -ddsub370 subtract 1 0 -> 1 -ddsub371 subtract 1 0. -> 1 -ddsub372 subtract 1 .0 -> 1.0 -ddsub373 subtract 1 0.0 -> 1.0 -ddsub374 subtract 0 1 -> -1 -ddsub375 subtract 0. 1 -> -1 -ddsub376 subtract .0 1 -> -1.0 -ddsub377 subtract 0.0 1 -> -1.0 - --- leading 0 digit before round -ddsub910 subtract -103519362 -51897955.3 -> -51621406.7 -ddsub911 subtract 159579.444 89827.5229 -> 69751.9211 - -ddsub920 subtract 333.0000000123456 33.00000001234566 -> 299.9999999999999 Inexact Rounded -ddsub921 subtract 333.0000000123456 33.00000001234565 -> 300.0000000000000 Inexact Rounded -ddsub922 subtract 133.0000000123456 33.00000001234565 -> 99.99999999999995 -ddsub923 subtract 133.0000000123456 33.00000001234564 -> 99.99999999999996 -ddsub924 subtract 133.0000000123456 33.00000001234540 -> 100.0000000000002 Rounded -ddsub925 subtract 133.0000000123456 43.00000001234560 -> 90.00000000000000 -ddsub926 subtract 133.0000000123456 43.00000001234561 -> 89.99999999999999 -ddsub927 subtract 133.0000000123456 43.00000001234566 -> 89.99999999999994 -ddsub928 subtract 101.0000000123456 91.00000001234566 -> 9.99999999999994 -ddsub929 subtract 101.0000000123456 99.00000001234566 -> 1.99999999999994 - --- more LHS swaps [were fixed] -ddsub390 subtract '-56267E-10' 0 -> '-0.0000056267' -ddsub391 subtract '-56267E-6' 0 -> '-0.056267' -ddsub392 subtract '-56267E-5' 0 -> '-0.56267' -ddsub393 subtract '-56267E-4' 0 -> '-5.6267' -ddsub394 subtract '-56267E-3' 0 -> '-56.267' -ddsub395 subtract '-56267E-2' 0 -> '-562.67' -ddsub396 subtract '-56267E-1' 0 -> '-5626.7' -ddsub397 subtract '-56267E-0' 0 -> '-56267' -ddsub398 subtract '-5E-10' 0 -> '-5E-10' -ddsub399 subtract '-5E-7' 0 -> '-5E-7' -ddsub400 subtract '-5E-6' 0 -> '-0.000005' -ddsub401 subtract '-5E-5' 0 -> '-0.00005' -ddsub402 subtract '-5E-4' 0 -> '-0.0005' -ddsub403 subtract '-5E-1' 0 -> '-0.5' -ddsub404 subtract '-5E0' 0 -> '-5' -ddsub405 subtract '-5E1' 0 -> '-50' -ddsub406 subtract '-5E5' 0 -> '-500000' -ddsub407 subtract '-5E15' 0 -> '-5000000000000000' -ddsub408 subtract '-5E16' 0 -> '-5.000000000000000E+16' Rounded -ddsub409 subtract '-5E17' 0 -> '-5.000000000000000E+17' Rounded -ddsub410 subtract '-5E18' 0 -> '-5.000000000000000E+18' Rounded -ddsub411 subtract '-5E100' 0 -> '-5.000000000000000E+100' Rounded - --- more RHS swaps [were fixed] -ddsub420 subtract 0 '-56267E-10' -> '0.0000056267' -ddsub421 subtract 0 '-56267E-6' -> '0.056267' -ddsub422 subtract 0 '-56267E-5' -> '0.56267' -ddsub423 subtract 0 '-56267E-4' -> '5.6267' -ddsub424 subtract 0 '-56267E-3' -> '56.267' -ddsub425 subtract 0 '-56267E-2' -> '562.67' -ddsub426 subtract 0 '-56267E-1' -> '5626.7' -ddsub427 subtract 0 '-56267E-0' -> '56267' -ddsub428 subtract 0 '-5E-10' -> '5E-10' -ddsub429 subtract 0 '-5E-7' -> '5E-7' -ddsub430 subtract 0 '-5E-6' -> '0.000005' -ddsub431 subtract 0 '-5E-5' -> '0.00005' -ddsub432 subtract 0 '-5E-4' -> '0.0005' -ddsub433 subtract 0 '-5E-1' -> '0.5' -ddsub434 subtract 0 '-5E0' -> '5' -ddsub435 subtract 0 '-5E1' -> '50' -ddsub436 subtract 0 '-5E5' -> '500000' -ddsub437 subtract 0 '-5E15' -> '5000000000000000' -ddsub438 subtract 0 '-5E16' -> '5.000000000000000E+16' Rounded -ddsub439 subtract 0 '-5E17' -> '5.000000000000000E+17' Rounded -ddsub440 subtract 0 '-5E18' -> '5.000000000000000E+18' Rounded -ddsub441 subtract 0 '-5E100' -> '5.000000000000000E+100' Rounded - - --- try borderline precision, with carries, etc. -ddsub461 subtract '1E+16' '1' -> '9999999999999999' -ddsub462 subtract '1E+12' '-1.111' -> '1000000000001.111' -ddsub463 subtract '1.111' '-1E+12' -> '1000000000001.111' -ddsub464 subtract '-1' '-1E+16' -> '9999999999999999' -ddsub465 subtract '7E+15' '1' -> '6999999999999999' -ddsub466 subtract '7E+12' '-1.111' -> '7000000000001.111' -ddsub467 subtract '1.111' '-7E+12' -> '7000000000001.111' -ddsub468 subtract '-1' '-7E+15' -> '6999999999999999' - --- 1234567890123456 1234567890123456 1 23456789012345 -ddsub470 subtract '0.4444444444444444' '-0.5555555555555563' -> '1.000000000000001' Inexact Rounded -ddsub471 subtract '0.4444444444444444' '-0.5555555555555562' -> '1.000000000000001' Inexact Rounded -ddsub472 subtract '0.4444444444444444' '-0.5555555555555561' -> '1.000000000000000' Inexact Rounded -ddsub473 subtract '0.4444444444444444' '-0.5555555555555560' -> '1.000000000000000' Inexact Rounded -ddsub474 subtract '0.4444444444444444' '-0.5555555555555559' -> '1.000000000000000' Inexact Rounded -ddsub475 subtract '0.4444444444444444' '-0.5555555555555558' -> '1.000000000000000' Inexact Rounded -ddsub476 subtract '0.4444444444444444' '-0.5555555555555557' -> '1.000000000000000' Inexact Rounded -ddsub477 subtract '0.4444444444444444' '-0.5555555555555556' -> '1.000000000000000' Rounded -ddsub478 subtract '0.4444444444444444' '-0.5555555555555555' -> '0.9999999999999999' -ddsub479 subtract '0.4444444444444444' '-0.5555555555555554' -> '0.9999999999999998' -ddsub480 subtract '0.4444444444444444' '-0.5555555555555553' -> '0.9999999999999997' -ddsub481 subtract '0.4444444444444444' '-0.5555555555555552' -> '0.9999999999999996' -ddsub482 subtract '0.4444444444444444' '-0.5555555555555551' -> '0.9999999999999995' -ddsub483 subtract '0.4444444444444444' '-0.5555555555555550' -> '0.9999999999999994' - --- and some more, including residue effects and different roundings -rounding: half_up -ddsub500 subtract '1231234567456789' 0 -> '1231234567456789' -ddsub501 subtract '1231234567456789' 0.000000001 -> '1231234567456789' Inexact Rounded -ddsub502 subtract '1231234567456789' 0.000001 -> '1231234567456789' Inexact Rounded -ddsub503 subtract '1231234567456789' 0.1 -> '1231234567456789' Inexact Rounded -ddsub504 subtract '1231234567456789' 0.4 -> '1231234567456789' Inexact Rounded -ddsub505 subtract '1231234567456789' 0.49 -> '1231234567456789' Inexact Rounded -ddsub506 subtract '1231234567456789' 0.499999 -> '1231234567456789' Inexact Rounded -ddsub507 subtract '1231234567456789' 0.499999999 -> '1231234567456789' Inexact Rounded -ddsub508 subtract '1231234567456789' 0.5 -> '1231234567456789' Inexact Rounded -ddsub509 subtract '1231234567456789' 0.500000001 -> '1231234567456788' Inexact Rounded -ddsub510 subtract '1231234567456789' 0.500001 -> '1231234567456788' Inexact Rounded -ddsub511 subtract '1231234567456789' 0.51 -> '1231234567456788' Inexact Rounded -ddsub512 subtract '1231234567456789' 0.6 -> '1231234567456788' Inexact Rounded -ddsub513 subtract '1231234567456789' 0.9 -> '1231234567456788' Inexact Rounded -ddsub514 subtract '1231234567456789' 0.99999 -> '1231234567456788' Inexact Rounded -ddsub515 subtract '1231234567456789' 0.999999999 -> '1231234567456788' Inexact Rounded -ddsub516 subtract '1231234567456789' 1 -> '1231234567456788' -ddsub517 subtract '1231234567456789' 1.000000001 -> '1231234567456788' Inexact Rounded -ddsub518 subtract '1231234567456789' 1.00001 -> '1231234567456788' Inexact Rounded -ddsub519 subtract '1231234567456789' 1.1 -> '1231234567456788' Inexact Rounded - -rounding: half_even -ddsub520 subtract '1231234567456789' 0 -> '1231234567456789' -ddsub521 subtract '1231234567456789' 0.000000001 -> '1231234567456789' Inexact Rounded -ddsub522 subtract '1231234567456789' 0.000001 -> '1231234567456789' Inexact Rounded -ddsub523 subtract '1231234567456789' 0.1 -> '1231234567456789' Inexact Rounded -ddsub524 subtract '1231234567456789' 0.4 -> '1231234567456789' Inexact Rounded -ddsub525 subtract '1231234567456789' 0.49 -> '1231234567456789' Inexact Rounded -ddsub526 subtract '1231234567456789' 0.499999 -> '1231234567456789' Inexact Rounded -ddsub527 subtract '1231234567456789' 0.499999999 -> '1231234567456789' Inexact Rounded -ddsub528 subtract '1231234567456789' 0.5 -> '1231234567456788' Inexact Rounded -ddsub529 subtract '1231234567456789' 0.500000001 -> '1231234567456788' Inexact Rounded -ddsub530 subtract '1231234567456789' 0.500001 -> '1231234567456788' Inexact Rounded -ddsub531 subtract '1231234567456789' 0.51 -> '1231234567456788' Inexact Rounded -ddsub532 subtract '1231234567456789' 0.6 -> '1231234567456788' Inexact Rounded -ddsub533 subtract '1231234567456789' 0.9 -> '1231234567456788' Inexact Rounded -ddsub534 subtract '1231234567456789' 0.99999 -> '1231234567456788' Inexact Rounded -ddsub535 subtract '1231234567456789' 0.999999999 -> '1231234567456788' Inexact Rounded -ddsub536 subtract '1231234567456789' 1 -> '1231234567456788' -ddsub537 subtract '1231234567456789' 1.00000001 -> '1231234567456788' Inexact Rounded -ddsub538 subtract '1231234567456789' 1.00001 -> '1231234567456788' Inexact Rounded -ddsub539 subtract '1231234567456789' 1.1 -> '1231234567456788' Inexact Rounded --- critical few with even bottom digit... -ddsub540 subtract '1231234567456788' 0.499999999 -> '1231234567456788' Inexact Rounded -ddsub541 subtract '1231234567456788' 0.5 -> '1231234567456788' Inexact Rounded -ddsub542 subtract '1231234567456788' 0.500000001 -> '1231234567456787' Inexact Rounded - -rounding: down -ddsub550 subtract '1231234567456789' 0 -> '1231234567456789' -ddsub551 subtract '1231234567456789' 0.000000001 -> '1231234567456788' Inexact Rounded -ddsub552 subtract '1231234567456789' 0.000001 -> '1231234567456788' Inexact Rounded -ddsub553 subtract '1231234567456789' 0.1 -> '1231234567456788' Inexact Rounded -ddsub554 subtract '1231234567456789' 0.4 -> '1231234567456788' Inexact Rounded -ddsub555 subtract '1231234567456789' 0.49 -> '1231234567456788' Inexact Rounded -ddsub556 subtract '1231234567456789' 0.499999 -> '1231234567456788' Inexact Rounded -ddsub557 subtract '1231234567456789' 0.499999999 -> '1231234567456788' Inexact Rounded -ddsub558 subtract '1231234567456789' 0.5 -> '1231234567456788' Inexact Rounded -ddsub559 subtract '1231234567456789' 0.500000001 -> '1231234567456788' Inexact Rounded -ddsub560 subtract '1231234567456789' 0.500001 -> '1231234567456788' Inexact Rounded -ddsub561 subtract '1231234567456789' 0.51 -> '1231234567456788' Inexact Rounded -ddsub562 subtract '1231234567456789' 0.6 -> '1231234567456788' Inexact Rounded -ddsub563 subtract '1231234567456789' 0.9 -> '1231234567456788' Inexact Rounded -ddsub564 subtract '1231234567456789' 0.99999 -> '1231234567456788' Inexact Rounded -ddsub565 subtract '1231234567456789' 0.999999999 -> '1231234567456788' Inexact Rounded -ddsub566 subtract '1231234567456789' 1 -> '1231234567456788' -ddsub567 subtract '1231234567456789' 1.00000001 -> '1231234567456787' Inexact Rounded -ddsub568 subtract '1231234567456789' 1.00001 -> '1231234567456787' Inexact Rounded -ddsub569 subtract '1231234567456789' 1.1 -> '1231234567456787' Inexact Rounded - --- symmetry... -rounding: half_up -ddsub600 subtract 0 '1231234567456789' -> '-1231234567456789' -ddsub601 subtract 0.000000001 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub602 subtract 0.000001 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub603 subtract 0.1 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub604 subtract 0.4 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub605 subtract 0.49 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub606 subtract 0.499999 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub607 subtract 0.499999999 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub608 subtract 0.5 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub609 subtract 0.500000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub610 subtract 0.500001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub611 subtract 0.51 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub612 subtract 0.6 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub613 subtract 0.9 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub614 subtract 0.99999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub615 subtract 0.999999999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub616 subtract 1 '1231234567456789' -> '-1231234567456788' -ddsub617 subtract 1.000000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub618 subtract 1.00001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub619 subtract 1.1 '1231234567456789' -> '-1231234567456788' Inexact Rounded - -rounding: half_even -ddsub620 subtract 0 '1231234567456789' -> '-1231234567456789' -ddsub621 subtract 0.000000001 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub622 subtract 0.000001 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub623 subtract 0.1 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub624 subtract 0.4 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub625 subtract 0.49 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub626 subtract 0.499999 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub627 subtract 0.499999999 '1231234567456789' -> '-1231234567456789' Inexact Rounded -ddsub628 subtract 0.5 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub629 subtract 0.500000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub630 subtract 0.500001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub631 subtract 0.51 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub632 subtract 0.6 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub633 subtract 0.9 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub634 subtract 0.99999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub635 subtract 0.999999999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub636 subtract 1 '1231234567456789' -> '-1231234567456788' -ddsub637 subtract 1.00000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub638 subtract 1.00001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub639 subtract 1.1 '1231234567456789' -> '-1231234567456788' Inexact Rounded --- critical few with even bottom digit... -ddsub640 subtract 0.499999999 '1231234567456788' -> '-1231234567456788' Inexact Rounded -ddsub641 subtract 0.5 '1231234567456788' -> '-1231234567456788' Inexact Rounded -ddsub642 subtract 0.500000001 '1231234567456788' -> '-1231234567456787' Inexact Rounded - -rounding: down -ddsub650 subtract 0 '1231234567456789' -> '-1231234567456789' -ddsub651 subtract 0.000000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub652 subtract 0.000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub653 subtract 0.1 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub654 subtract 0.4 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub655 subtract 0.49 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub656 subtract 0.499999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub657 subtract 0.499999999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub658 subtract 0.5 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub659 subtract 0.500000001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub660 subtract 0.500001 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub661 subtract 0.51 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub662 subtract 0.6 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub663 subtract 0.9 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub664 subtract 0.99999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub665 subtract 0.999999999 '1231234567456789' -> '-1231234567456788' Inexact Rounded -ddsub666 subtract 1 '1231234567456789' -> '-1231234567456788' -ddsub667 subtract 1.00000001 '1231234567456789' -> '-1231234567456787' Inexact Rounded -ddsub668 subtract 1.00001 '1231234567456789' -> '-1231234567456787' Inexact Rounded -ddsub669 subtract 1.1 '1231234567456789' -> '-1231234567456787' Inexact Rounded - - --- lots of leading zeros in intermediate result, and showing effects of --- input rounding would have affected the following -rounding: half_up -ddsub670 subtract '1234567456789' '1234567456788.1' -> 0.9 -ddsub671 subtract '1234567456789' '1234567456788.9' -> 0.1 -ddsub672 subtract '1234567456789' '1234567456789.1' -> -0.1 -ddsub673 subtract '1234567456789' '1234567456789.5' -> -0.5 -ddsub674 subtract '1234567456789' '1234567456789.9' -> -0.9 - -rounding: half_even -ddsub680 subtract '1234567456789' '1234567456788.1' -> 0.9 -ddsub681 subtract '1234567456789' '1234567456788.9' -> 0.1 -ddsub682 subtract '1234567456789' '1234567456789.1' -> -0.1 -ddsub683 subtract '1234567456789' '1234567456789.5' -> -0.5 -ddsub684 subtract '1234567456789' '1234567456789.9' -> -0.9 - -ddsub685 subtract '1234567456788' '1234567456787.1' -> 0.9 -ddsub686 subtract '1234567456788' '1234567456787.9' -> 0.1 -ddsub687 subtract '1234567456788' '1234567456788.1' -> -0.1 -ddsub688 subtract '1234567456788' '1234567456788.5' -> -0.5 -ddsub689 subtract '1234567456788' '1234567456788.9' -> -0.9 - -rounding: down -ddsub690 subtract '1234567456789' '1234567456788.1' -> 0.9 -ddsub691 subtract '1234567456789' '1234567456788.9' -> 0.1 -ddsub692 subtract '1234567456789' '1234567456789.1' -> -0.1 -ddsub693 subtract '1234567456789' '1234567456789.5' -> -0.5 -ddsub694 subtract '1234567456789' '1234567456789.9' -> -0.9 - --- Specials -ddsub780 subtract -Inf Inf -> -Infinity -ddsub781 subtract -Inf 1000 -> -Infinity -ddsub782 subtract -Inf 1 -> -Infinity -ddsub783 subtract -Inf -0 -> -Infinity -ddsub784 subtract -Inf -1 -> -Infinity -ddsub785 subtract -Inf -1000 -> -Infinity -ddsub787 subtract -1000 Inf -> -Infinity -ddsub788 subtract -Inf Inf -> -Infinity -ddsub789 subtract -1 Inf -> -Infinity -ddsub790 subtract 0 Inf -> -Infinity -ddsub791 subtract 1 Inf -> -Infinity -ddsub792 subtract 1000 Inf -> -Infinity - -ddsub800 subtract Inf Inf -> NaN Invalid_operation -ddsub801 subtract Inf 1000 -> Infinity -ddsub802 subtract Inf 1 -> Infinity -ddsub803 subtract Inf 0 -> Infinity -ddsub804 subtract Inf -0 -> Infinity -ddsub805 subtract Inf -1 -> Infinity -ddsub806 subtract Inf -1000 -> Infinity -ddsub807 subtract Inf -Inf -> Infinity -ddsub808 subtract -1000 -Inf -> Infinity -ddsub809 subtract -Inf -Inf -> NaN Invalid_operation -ddsub810 subtract -1 -Inf -> Infinity -ddsub811 subtract -0 -Inf -> Infinity -ddsub812 subtract 0 -Inf -> Infinity -ddsub813 subtract 1 -Inf -> Infinity -ddsub814 subtract 1000 -Inf -> Infinity -ddsub815 subtract Inf -Inf -> Infinity - -ddsub821 subtract NaN Inf -> NaN -ddsub822 subtract -NaN 1000 -> -NaN -ddsub823 subtract NaN 1 -> NaN -ddsub824 subtract NaN 0 -> NaN -ddsub825 subtract NaN -0 -> NaN -ddsub826 subtract NaN -1 -> NaN -ddsub827 subtract NaN -1000 -> NaN -ddsub828 subtract NaN -Inf -> NaN -ddsub829 subtract -NaN NaN -> -NaN -ddsub830 subtract -Inf NaN -> NaN -ddsub831 subtract -1000 NaN -> NaN -ddsub832 subtract -1 NaN -> NaN -ddsub833 subtract -0 NaN -> NaN -ddsub834 subtract 0 NaN -> NaN -ddsub835 subtract 1 NaN -> NaN -ddsub836 subtract 1000 -NaN -> -NaN -ddsub837 subtract Inf NaN -> NaN - -ddsub841 subtract sNaN Inf -> NaN Invalid_operation -ddsub842 subtract -sNaN 1000 -> -NaN Invalid_operation -ddsub843 subtract sNaN 1 -> NaN Invalid_operation -ddsub844 subtract sNaN 0 -> NaN Invalid_operation -ddsub845 subtract sNaN -0 -> NaN Invalid_operation -ddsub846 subtract sNaN -1 -> NaN Invalid_operation -ddsub847 subtract sNaN -1000 -> NaN Invalid_operation -ddsub848 subtract sNaN NaN -> NaN Invalid_operation -ddsub849 subtract sNaN sNaN -> NaN Invalid_operation -ddsub850 subtract NaN sNaN -> NaN Invalid_operation -ddsub851 subtract -Inf -sNaN -> -NaN Invalid_operation -ddsub852 subtract -1000 sNaN -> NaN Invalid_operation -ddsub853 subtract -1 sNaN -> NaN Invalid_operation -ddsub854 subtract -0 sNaN -> NaN Invalid_operation -ddsub855 subtract 0 sNaN -> NaN Invalid_operation -ddsub856 subtract 1 sNaN -> NaN Invalid_operation -ddsub857 subtract 1000 sNaN -> NaN Invalid_operation -ddsub858 subtract Inf sNaN -> NaN Invalid_operation -ddsub859 subtract NaN sNaN -> NaN Invalid_operation - --- propagating NaNs -ddsub861 subtract NaN01 -Inf -> NaN1 -ddsub862 subtract -NaN02 -1000 -> -NaN2 -ddsub863 subtract NaN03 1000 -> NaN3 -ddsub864 subtract NaN04 Inf -> NaN4 -ddsub865 subtract NaN05 NaN61 -> NaN5 -ddsub866 subtract -Inf -NaN71 -> -NaN71 -ddsub867 subtract -1000 NaN81 -> NaN81 -ddsub868 subtract 1000 NaN91 -> NaN91 -ddsub869 subtract Inf NaN101 -> NaN101 -ddsub871 subtract sNaN011 -Inf -> NaN11 Invalid_operation -ddsub872 subtract sNaN012 -1000 -> NaN12 Invalid_operation -ddsub873 subtract -sNaN013 1000 -> -NaN13 Invalid_operation -ddsub874 subtract sNaN014 NaN171 -> NaN14 Invalid_operation -ddsub875 subtract sNaN015 sNaN181 -> NaN15 Invalid_operation -ddsub876 subtract NaN016 sNaN191 -> NaN191 Invalid_operation -ddsub877 subtract -Inf sNaN201 -> NaN201 Invalid_operation -ddsub878 subtract -1000 sNaN211 -> NaN211 Invalid_operation -ddsub879 subtract 1000 -sNaN221 -> -NaN221 Invalid_operation -ddsub880 subtract Inf sNaN231 -> NaN231 Invalid_operation -ddsub881 subtract NaN025 sNaN241 -> NaN241 Invalid_operation - --- edge case spills -ddsub901 subtract 2.E-3 1.002 -> -1.000 -ddsub902 subtract 2.0E-3 1.002 -> -1.0000 -ddsub903 subtract 2.00E-3 1.0020 -> -1.00000 -ddsub904 subtract 2.000E-3 1.00200 -> -1.000000 -ddsub905 subtract 2.0000E-3 1.002000 -> -1.0000000 -ddsub906 subtract 2.00000E-3 1.0020000 -> -1.00000000 -ddsub907 subtract 2.000000E-3 1.00200000 -> -1.000000000 -ddsub908 subtract 2.0000000E-3 1.002000000 -> -1.0000000000 - --- subnormals and overflows covered under Add - --- Null tests -ddsub9990 subtract 10 # -> NaN Invalid_operation -ddsub9991 subtract # 10 -> NaN Invalid_operation |