mirror of https://github.com/python/cpython
176 lines
7.5 KiB
Plaintext
176 lines
7.5 KiB
Plaintext
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------------------------------------------------------------------------
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-- ddCopySign.decTest -- quiet decDouble copy with sign from rhs --
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-- Copyright (c) IBM Corporation, 1981, 2007. 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: 2.56
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-- All operands and results are decDoubles.
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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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-- Sanity check
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ddcps001 copysign +7.50 11 -> 7.50
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-- Infinities
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ddcps011 copysign Infinity 11 -> Infinity
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ddcps012 copysign -Infinity 11 -> Infinity
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-- NaNs, 0 payload
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ddcps021 copysign NaN 11 -> NaN
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ddcps022 copysign -NaN 11 -> NaN
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ddcps023 copysign sNaN 11 -> sNaN
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ddcps024 copysign -sNaN 11 -> sNaN
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-- NaNs, non-0 payload
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ddcps031 copysign NaN10 11 -> NaN10
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ddcps032 copysign -NaN10 11 -> NaN10
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ddcps033 copysign sNaN10 11 -> sNaN10
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ddcps034 copysign -sNaN10 11 -> sNaN10
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ddcps035 copysign NaN7 11 -> NaN7
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ddcps036 copysign -NaN7 11 -> NaN7
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ddcps037 copysign sNaN101 11 -> sNaN101
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ddcps038 copysign -sNaN101 11 -> sNaN101
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-- finites
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ddcps101 copysign 7 11 -> 7
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ddcps102 copysign -7 11 -> 7
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ddcps103 copysign 75 11 -> 75
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ddcps104 copysign -75 11 -> 75
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ddcps105 copysign 7.50 11 -> 7.50
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ddcps106 copysign -7.50 11 -> 7.50
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ddcps107 copysign 7.500 11 -> 7.500
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ddcps108 copysign -7.500 11 -> 7.500
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-- zeros
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ddcps111 copysign 0 11 -> 0
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ddcps112 copysign -0 11 -> 0
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ddcps113 copysign 0E+4 11 -> 0E+4
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ddcps114 copysign -0E+4 11 -> 0E+4
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ddcps115 copysign 0.0000 11 -> 0.0000
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ddcps116 copysign -0.0000 11 -> 0.0000
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ddcps117 copysign 0E-141 11 -> 0E-141
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ddcps118 copysign -0E-141 11 -> 0E-141
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-- full coefficients, alternating bits
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ddcps121 copysign 2682682682682682 11 -> 2682682682682682
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ddcps122 copysign -2682682682682682 11 -> 2682682682682682
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ddcps123 copysign 1341341341341341 11 -> 1341341341341341
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ddcps124 copysign -1341341341341341 11 -> 1341341341341341
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-- Nmax, Nmin, Ntiny
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ddcps131 copysign 9.999999999999999E+384 11 -> 9.999999999999999E+384
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ddcps132 copysign 1E-383 11 -> 1E-383
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ddcps133 copysign 1.000000000000000E-383 11 -> 1.000000000000000E-383
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ddcps134 copysign 1E-398 11 -> 1E-398
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ddcps135 copysign -1E-398 11 -> 1E-398
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ddcps136 copysign -1.000000000000000E-383 11 -> 1.000000000000000E-383
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ddcps137 copysign -1E-383 11 -> 1E-383
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ddcps138 copysign -9.999999999999999E+384 11 -> 9.999999999999999E+384
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-- repeat with negative RHS
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-- Infinities
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ddcps211 copysign Infinity -34 -> -Infinity
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ddcps212 copysign -Infinity -34 -> -Infinity
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-- NaNs, 0 payload
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ddcps221 copysign NaN -34 -> -NaN
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ddcps222 copysign -NaN -34 -> -NaN
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ddcps223 copysign sNaN -34 -> -sNaN
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ddcps224 copysign -sNaN -34 -> -sNaN
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-- NaNs, non-0 payload
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ddcps231 copysign NaN10 -34 -> -NaN10
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ddcps232 copysign -NaN10 -34 -> -NaN10
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ddcps233 copysign sNaN10 -34 -> -sNaN10
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ddcps234 copysign -sNaN10 -34 -> -sNaN10
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ddcps235 copysign NaN7 -34 -> -NaN7
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ddcps236 copysign -NaN7 -34 -> -NaN7
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ddcps237 copysign sNaN101 -34 -> -sNaN101
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ddcps238 copysign -sNaN101 -34 -> -sNaN101
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-- finites
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ddcps301 copysign 7 -34 -> -7
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ddcps302 copysign -7 -34 -> -7
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ddcps303 copysign 75 -34 -> -75
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ddcps304 copysign -75 -34 -> -75
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ddcps305 copysign 7.50 -34 -> -7.50
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ddcps306 copysign -7.50 -34 -> -7.50
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ddcps307 copysign 7.500 -34 -> -7.500
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ddcps308 copysign -7.500 -34 -> -7.500
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-- zeros
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ddcps311 copysign 0 -34 -> -0
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ddcps312 copysign -0 -34 -> -0
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ddcps313 copysign 0E+4 -34 -> -0E+4
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ddcps314 copysign -0E+4 -34 -> -0E+4
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ddcps315 copysign 0.0000 -34 -> -0.0000
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ddcps316 copysign -0.0000 -34 -> -0.0000
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ddcps317 copysign 0E-141 -34 -> -0E-141
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ddcps318 copysign -0E-141 -34 -> -0E-141
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-- full coefficients, alternating bits
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ddcps321 copysign 2682682682682682 -34 -> -2682682682682682
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ddcps322 copysign -2682682682682682 -34 -> -2682682682682682
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ddcps323 copysign 1341341341341341 -34 -> -1341341341341341
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ddcps324 copysign -1341341341341341 -34 -> -1341341341341341
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-- Nmax, Nmin, Ntiny
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ddcps331 copysign 9.999999999999999E+384 -34 -> -9.999999999999999E+384
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ddcps332 copysign 1E-383 -34 -> -1E-383
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ddcps333 copysign 1.000000000000000E-383 -34 -> -1.000000000000000E-383
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ddcps334 copysign 1E-398 -34 -> -1E-398
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ddcps335 copysign -1E-398 -34 -> -1E-398
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ddcps336 copysign -1.000000000000000E-383 -34 -> -1.000000000000000E-383
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ddcps337 copysign -1E-383 -34 -> -1E-383
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ddcps338 copysign -9.999999999999999E+384 -34 -> -9.999999999999999E+384
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-- Other kinds of RHS
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ddcps401 copysign 701 -34 -> -701
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ddcps402 copysign -720 -34 -> -720
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ddcps403 copysign 701 -0 -> -701
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ddcps404 copysign -720 -0 -> -720
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ddcps405 copysign 701 +0 -> 701
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ddcps406 copysign -720 +0 -> 720
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ddcps407 copysign 701 +34 -> 701
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ddcps408 copysign -720 +34 -> 720
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ddcps413 copysign 701 -Inf -> -701
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ddcps414 copysign -720 -Inf -> -720
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ddcps415 copysign 701 +Inf -> 701
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ddcps416 copysign -720 +Inf -> 720
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ddcps420 copysign 701 -NaN -> -701
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ddcps421 copysign -720 -NaN -> -720
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ddcps422 copysign 701 +NaN -> 701
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ddcps423 copysign -720 +NaN -> 720
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ddcps425 copysign -720 +NaN8 -> 720
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ddcps426 copysign 701 -sNaN -> -701
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ddcps427 copysign -720 -sNaN -> -720
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ddcps428 copysign 701 +sNaN -> 701
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ddcps429 copysign -720 +sNaN -> 720
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ddcps430 copysign -720 +sNaN3 -> 720
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