17db96d56Sopenharmony_ci------------------------------------------------------------------------
27db96d56Sopenharmony_ci-- dqMinus.decTest -- decQuad 0-x                                     --
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_ci-- All operands and results are decQuads.
237db96d56Sopenharmony_ciextended:    1
247db96d56Sopenharmony_ciclamp:       1
257db96d56Sopenharmony_ciprecision:   34
267db96d56Sopenharmony_cimaxExponent: 6144
277db96d56Sopenharmony_ciminExponent: -6143
287db96d56Sopenharmony_cirounding:    half_even
297db96d56Sopenharmony_ci
307db96d56Sopenharmony_ci-- Sanity check
317db96d56Sopenharmony_cidqmns001 minus       +7.50  -> -7.50
327db96d56Sopenharmony_ci
337db96d56Sopenharmony_ci-- Infinities
347db96d56Sopenharmony_cidqmns011 minus  Infinity    -> -Infinity
357db96d56Sopenharmony_cidqmns012 minus  -Infinity   -> Infinity
367db96d56Sopenharmony_ci
377db96d56Sopenharmony_ci-- NaNs, 0 payload
387db96d56Sopenharmony_cidqmns021 minus         NaN  -> NaN
397db96d56Sopenharmony_cidqmns022 minus        -NaN  -> -NaN
407db96d56Sopenharmony_cidqmns023 minus        sNaN  -> NaN  Invalid_operation
417db96d56Sopenharmony_cidqmns024 minus       -sNaN  -> -NaN Invalid_operation
427db96d56Sopenharmony_ci
437db96d56Sopenharmony_ci-- NaNs, non-0 payload
447db96d56Sopenharmony_cidqmns031 minus       NaN13  -> NaN13
457db96d56Sopenharmony_cidqmns032 minus      -NaN13  -> -NaN13
467db96d56Sopenharmony_cidqmns033 minus      sNaN13  -> NaN13   Invalid_operation
477db96d56Sopenharmony_cidqmns034 minus     -sNaN13  -> -NaN13  Invalid_operation
487db96d56Sopenharmony_cidqmns035 minus       NaN70  -> NaN70
497db96d56Sopenharmony_cidqmns036 minus      -NaN70  -> -NaN70
507db96d56Sopenharmony_cidqmns037 minus      sNaN101 -> NaN101  Invalid_operation
517db96d56Sopenharmony_cidqmns038 minus     -sNaN101 -> -NaN101 Invalid_operation
527db96d56Sopenharmony_ci
537db96d56Sopenharmony_ci-- finites
547db96d56Sopenharmony_cidqmns101 minus          7   -> -7
557db96d56Sopenharmony_cidqmns102 minus         -7   -> 7
567db96d56Sopenharmony_cidqmns103 minus         75   -> -75
577db96d56Sopenharmony_cidqmns104 minus        -75   -> 75
587db96d56Sopenharmony_cidqmns105 minus       7.50   -> -7.50
597db96d56Sopenharmony_cidqmns106 minus      -7.50   -> 7.50
607db96d56Sopenharmony_cidqmns107 minus       7.500  -> -7.500
617db96d56Sopenharmony_cidqmns108 minus      -7.500  -> 7.500
627db96d56Sopenharmony_ci
637db96d56Sopenharmony_ci-- zeros
647db96d56Sopenharmony_cidqmns111 minus          0   -> 0
657db96d56Sopenharmony_cidqmns112 minus         -0   -> 0
667db96d56Sopenharmony_cidqmns113 minus       0E+4   -> 0E+4
677db96d56Sopenharmony_cidqmns114 minus      -0E+4   -> 0E+4
687db96d56Sopenharmony_cidqmns115 minus     0.0000   -> 0.0000
697db96d56Sopenharmony_cidqmns116 minus    -0.0000   -> 0.0000
707db96d56Sopenharmony_cidqmns117 minus      0E-141  -> 0E-141
717db96d56Sopenharmony_cidqmns118 minus     -0E-141  -> 0E-141
727db96d56Sopenharmony_ci
737db96d56Sopenharmony_ci-- full coefficients, alternating bits
747db96d56Sopenharmony_cidqmns121 minus   2682682682682682682682682682682682    -> -2682682682682682682682682682682682
757db96d56Sopenharmony_cidqmns122 minus  -2682682682682682682682682682682682    ->  2682682682682682682682682682682682
767db96d56Sopenharmony_cidqmns123 minus   1341341341341341341341341341341341    -> -1341341341341341341341341341341341
777db96d56Sopenharmony_cidqmns124 minus  -1341341341341341341341341341341341    ->  1341341341341341341341341341341341
787db96d56Sopenharmony_ci
797db96d56Sopenharmony_ci-- Nmax, Nmin, Ntiny
807db96d56Sopenharmony_cidqmns131 minus  9.999999999999999999999999999999999E+6144   -> -9.999999999999999999999999999999999E+6144
817db96d56Sopenharmony_cidqmns132 minus  1E-6143                                     -> -1E-6143
827db96d56Sopenharmony_cidqmns133 minus  1.000000000000000000000000000000000E-6143   -> -1.000000000000000000000000000000000E-6143
837db96d56Sopenharmony_cidqmns134 minus  1E-6176                                     -> -1E-6176 Subnormal
847db96d56Sopenharmony_ci
857db96d56Sopenharmony_cidqmns135 minus  -1E-6176                                    ->  1E-6176 Subnormal
867db96d56Sopenharmony_cidqmns136 minus  -1.000000000000000000000000000000000E-6143  ->  1.000000000000000000000000000000000E-6143
877db96d56Sopenharmony_cidqmns137 minus  -1E-6143                                    ->  1E-6143
887db96d56Sopenharmony_cidqmns138 minus  -9.999999999999999999999999999999999E+6144  ->  9.999999999999999999999999999999999E+6144
89