| blob | 6ba3e3976f8fcbb5d50b8a2d220b902d815f452e |
1 ------------------------------------------------------------------------\r
2 -- ddScalebB.decTest -- scale a decDouble by powers of 10 --\r
3 -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --\r
4 ------------------------------------------------------------------------\r
5 -- Please see the document "General Decimal Arithmetic Testcases" --\r
6 -- at http://www2.hursley.ibm.com/decimal for the description of --\r
7 -- these testcases. --\r
8 -- --\r
9 -- These testcases are experimental ('beta' versions), and they --\r
10 -- may contain errors. They are offered on an as-is basis. In --\r
11 -- particular, achieving the same results as the tests here is not --\r
12 -- a guarantee that an implementation complies with any Standard --\r
13 -- or specification. The tests are not exhaustive. --\r
14 -- --\r
15 -- Please send comments, suggestions, and corrections to the author: --\r
16 -- Mike Cowlishaw, IBM Fellow --\r
17 -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --\r
18 -- mfc@uk.ibm.com --\r
19 ------------------------------------------------------------------------\r
20 version: 2.59\r
21 \r
22 precision: 16\r
23 maxExponent: 384\r
24 minExponent: -383\r
25 extended: 1\r
26 clamp: 1\r
27 rounding: half_even\r
28 \r
29 -- Max |rhs| is 2*(384+16) = 800\r
30 \r
31 -- Sanity checks\r
32 ddscb001 scaleb 7.50 10 -> 7.50E+10\r
33 ddscb002 scaleb 7.50 3 -> 7.50E+3\r
34 ddscb003 scaleb 7.50 2 -> 750\r
35 ddscb004 scaleb 7.50 1 -> 75.0\r
36 ddscb005 scaleb 7.50 0 -> 7.50\r
37 ddscb006 scaleb 7.50 -1 -> 0.750\r
38 ddscb007 scaleb 7.50 -2 -> 0.0750\r
39 ddscb008 scaleb 7.50 -10 -> 7.50E-10\r
40 ddscb009 scaleb -7.50 3 -> -7.50E+3\r
41 ddscb010 scaleb -7.50 2 -> -750\r
42 ddscb011 scaleb -7.50 1 -> -75.0\r
43 ddscb012 scaleb -7.50 0 -> -7.50\r
44 ddscb013 scaleb -7.50 -1 -> -0.750\r
45 \r
46 -- Infinities\r
47 ddscb014 scaleb Infinity 1 -> Infinity\r
48 ddscb015 scaleb -Infinity 2 -> -Infinity\r
49 ddscb016 scaleb Infinity -1 -> Infinity\r
50 ddscb017 scaleb -Infinity -2 -> -Infinity\r
51 \r
52 -- Next two are somewhat undefined in 754r; treat as non-integer\r
53 ddscb018 scaleb 10 Infinity -> NaN Invalid_operation\r
54 ddscb019 scaleb 10 -Infinity -> NaN Invalid_operation\r
55 \r
56 -- NaNs are undefined in 754r; assume usual processing\r
57 -- NaNs, 0 payload\r
58 ddscb021 scaleb NaN 1 -> NaN\r
59 ddscb022 scaleb -NaN -1 -> -NaN\r
60 ddscb023 scaleb sNaN 1 -> NaN Invalid_operation\r
61 ddscb024 scaleb -sNaN 1 -> -NaN Invalid_operation\r
62 ddscb025 scaleb 4 NaN -> NaN\r
63 ddscb026 scaleb -Inf -NaN -> -NaN\r
64 ddscb027 scaleb 4 sNaN -> NaN Invalid_operation\r
65 ddscb028 scaleb Inf -sNaN -> -NaN Invalid_operation\r
66 \r
67 -- non-integer RHS\r
68 ddscb030 scaleb 1.23 1 -> 12.3\r
69 ddscb031 scaleb 1.23 1.00 -> NaN Invalid_operation\r
70 ddscb032 scaleb 1.23 1.1 -> NaN Invalid_operation\r
71 ddscb033 scaleb 1.23 1.01 -> NaN Invalid_operation\r
72 ddscb034 scaleb 1.23 0.01 -> NaN Invalid_operation\r
73 ddscb035 scaleb 1.23 0.11 -> NaN Invalid_operation\r
74 ddscb036 scaleb 1.23 0.999999999 -> NaN Invalid_operation\r
75 ddscb037 scaleb 1.23 -1 -> 0.123\r
76 ddscb038 scaleb 1.23 -1.00 -> NaN Invalid_operation\r
77 ddscb039 scaleb 1.23 -1.1 -> NaN Invalid_operation\r
78 ddscb040 scaleb 1.23 -1.01 -> NaN Invalid_operation\r
79 ddscb041 scaleb 1.23 -0.01 -> NaN Invalid_operation\r
80 ddscb042 scaleb 1.23 -0.11 -> NaN Invalid_operation\r
81 ddscb043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation\r
82 ddscb044 scaleb 1.23 0.1 -> NaN Invalid_operation\r
83 ddscb045 scaleb 1.23 1E+1 -> NaN Invalid_operation\r
84 ddscb046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation\r
85 ddscb047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation\r
86 \r
87 -- out-of range RHS\r
88 ddscb120 scaleb 1.23 799 -> Infinity Overflow Inexact Rounded\r
89 ddscb121 scaleb 1.23 800 -> Infinity Overflow Inexact Rounded\r
90 ddscb122 scaleb 1.23 801 -> NaN Invalid_operation\r
91 ddscb123 scaleb 1.23 802 -> NaN Invalid_operation\r
92 ddscb124 scaleb 1.23 -799 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped\r
93 ddscb125 scaleb 1.23 -800 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped\r
94 ddscb126 scaleb 1.23 -801 -> NaN Invalid_operation\r
95 ddscb127 scaleb 1.23 -802 -> NaN Invalid_operation\r
96 \r
97 -- NaNs, non-0 payload\r
98 -- propagating NaNs\r
99 ddscb861 scaleb NaN01 -Inf -> NaN1\r
100 ddscb862 scaleb -NaN02 -1000 -> -NaN2\r
101 ddscb863 scaleb NaN03 1000 -> NaN3\r
102 ddscb864 scaleb NaN04 Inf -> NaN4\r
103 ddscb865 scaleb NaN05 NaN61 -> NaN5\r
104 ddscb866 scaleb -Inf -NaN71 -> -NaN71\r
105 ddscb867 scaleb -1000 NaN81 -> NaN81\r
106 ddscb868 scaleb 1000 NaN91 -> NaN91\r
107 ddscb869 scaleb Inf NaN101 -> NaN101\r
108 ddscb871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation\r
109 ddscb872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation\r
110 ddscb873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation\r
111 ddscb874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation\r
112 ddscb875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation\r
113 ddscb876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation\r
114 ddscb877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation\r
115 ddscb878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation\r
116 ddscb879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation\r
117 ddscb880 scaleb Inf sNaN231 -> NaN231 Invalid_operation\r
118 ddscb881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation\r
119 \r
120 -- finites\r
121 ddscb051 scaleb 7 -2 -> 0.07\r
122 ddscb052 scaleb -7 -2 -> -0.07\r
123 ddscb053 scaleb 75 -2 -> 0.75\r
124 ddscb054 scaleb -75 -2 -> -0.75\r
125 ddscb055 scaleb 7.50 -2 -> 0.0750\r
126 ddscb056 scaleb -7.50 -2 -> -0.0750\r
127 ddscb057 scaleb 7.500 -2 -> 0.07500\r
128 ddscb058 scaleb -7.500 -2 -> -0.07500\r
129 ddscb061 scaleb 7 -1 -> 0.7\r
130 ddscb062 scaleb -7 -1 -> -0.7\r
131 ddscb063 scaleb 75 -1 -> 7.5\r
132 ddscb064 scaleb -75 -1 -> -7.5\r
133 ddscb065 scaleb 7.50 -1 -> 0.750\r
134 ddscb066 scaleb -7.50 -1 -> -0.750\r
135 ddscb067 scaleb 7.500 -1 -> 0.7500\r
136 ddscb068 scaleb -7.500 -1 -> -0.7500\r
137 ddscb071 scaleb 7 0 -> 7\r
138 ddscb072 scaleb -7 0 -> -7\r
139 ddscb073 scaleb 75 0 -> 75\r
140 ddscb074 scaleb -75 0 -> -75\r
141 ddscb075 scaleb 7.50 0 -> 7.50\r
142 ddscb076 scaleb -7.50 0 -> -7.50\r
143 ddscb077 scaleb 7.500 0 -> 7.500\r
144 ddscb078 scaleb -7.500 0 -> -7.500\r
145 ddscb081 scaleb 7 1 -> 7E+1\r
146 ddscb082 scaleb -7 1 -> -7E+1\r
147 ddscb083 scaleb 75 1 -> 7.5E+2\r
148 ddscb084 scaleb -75 1 -> -7.5E+2\r
149 ddscb085 scaleb 7.50 1 -> 75.0\r
150 ddscb086 scaleb -7.50 1 -> -75.0\r
151 ddscb087 scaleb 7.500 1 -> 75.00\r
152 ddscb088 scaleb -7.500 1 -> -75.00\r
153 ddscb091 scaleb 7 2 -> 7E+2\r
154 ddscb092 scaleb -7 2 -> -7E+2\r
155 ddscb093 scaleb 75 2 -> 7.5E+3\r
156 ddscb094 scaleb -75 2 -> -7.5E+3\r
157 ddscb095 scaleb 7.50 2 -> 750\r
158 ddscb096 scaleb -7.50 2 -> -750\r
159 ddscb097 scaleb 7.500 2 -> 750.0\r
160 ddscb098 scaleb -7.500 2 -> -750.0\r
161 \r
162 -- zeros\r
163 ddscb111 scaleb 0 1 -> 0E+1\r
164 ddscb112 scaleb -0 2 -> -0E+2\r
165 ddscb113 scaleb 0E+4 3 -> 0E+7\r
166 ddscb114 scaleb -0E+4 4 -> -0E+8\r
167 ddscb115 scaleb 0.0000 5 -> 0E+1\r
168 ddscb116 scaleb -0.0000 6 -> -0E+2\r
169 ddscb117 scaleb 0E-141 7 -> 0E-134\r
170 ddscb118 scaleb -0E-141 8 -> -0E-133\r
171 \r
172 -- Nmax, Nmin, Ntiny\r
173 ddscb132 scaleb 9.999999999999999E+384 +384 -> Infinity Overflow Inexact Rounded\r
174 ddscb133 scaleb 9.999999999999999E+384 +10 -> Infinity Overflow Inexact Rounded\r
175 ddscb134 scaleb 9.999999999999999E+384 +1 -> Infinity Overflow Inexact Rounded\r
176 ddscb135 scaleb 9.999999999999999E+384 0 -> 9.999999999999999E+384\r
177 ddscb136 scaleb 9.999999999999999E+384 -1 -> 9.999999999999999E+383\r
178 ddscb137 scaleb 1E-383 +1 -> 1E-382\r
179 ddscb138 scaleb 1E-383 -0 -> 1E-383\r
180 ddscb139 scaleb 1E-383 -1 -> 1E-384 Subnormal\r
181 ddscb140 scaleb 1.000000000000000E-383 +1 -> 1.000000000000000E-382\r
182 ddscb141 scaleb 1.000000000000000E-383 0 -> 1.000000000000000E-383\r
183 ddscb142 scaleb 1.000000000000000E-383 -1 -> 1.00000000000000E-384 Subnormal Rounded\r
184 ddscb143 scaleb 1E-398 +1 -> 1E-397 Subnormal\r
185 ddscb144 scaleb 1E-398 -0 -> 1E-398 Subnormal\r
186 ddscb145 scaleb 1E-398 -1 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped\r
187 \r
188 ddscb150 scaleb -1E-398 +1 -> -1E-397 Subnormal\r
189 ddscb151 scaleb -1E-398 -0 -> -1E-398 Subnormal\r
190 ddscb152 scaleb -1E-398 -1 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped\r
191 ddscb153 scaleb -1.000000000000000E-383 +1 -> -1.000000000000000E-382\r
192 ddscb154 scaleb -1.000000000000000E-383 +0 -> -1.000000000000000E-383\r
193 ddscb155 scaleb -1.000000000000000E-383 -1 -> -1.00000000000000E-384 Subnormal Rounded\r
194 ddscb156 scaleb -1E-383 +1 -> -1E-382\r
195 ddscb157 scaleb -1E-383 -0 -> -1E-383\r
196 ddscb158 scaleb -1E-383 -1 -> -1E-384 Subnormal\r
197 ddscb159 scaleb -9.999999999999999E+384 +1 -> -Infinity Overflow Inexact Rounded\r
198 ddscb160 scaleb -9.999999999999999E+384 +0 -> -9.999999999999999E+384\r
199 ddscb161 scaleb -9.999999999999999E+384 -1 -> -9.999999999999999E+383\r
200 ddscb162 scaleb -9E+384 +1 -> -Infinity Overflow Inexact Rounded\r
201 ddscb163 scaleb -1E+384 +1 -> -Infinity Overflow Inexact Rounded\r
202 \r
203 -- some Origami\r
204 -- (these check that overflow is being done correctly)\r
205 ddscb171 scaleb 1000E+365 +1 -> 1.000E+369\r
206 ddscb172 scaleb 1000E+366 +1 -> 1.000E+370\r
207 ddscb173 scaleb 1000E+367 +1 -> 1.000E+371\r
208 ddscb174 scaleb 1000E+368 +1 -> 1.000E+372\r
209 ddscb175 scaleb 1000E+369 +1 -> 1.0000E+373 Clamped\r
210 ddscb176 scaleb 1000E+370 +1 -> 1.00000E+374 Clamped\r
211 ddscb177 scaleb 1000E+371 +1 -> 1.000000E+375 Clamped\r
212 ddscb178 scaleb 1000E+372 +1 -> 1.0000000E+376 Clamped\r
213 ddscb179 scaleb 1000E+373 +1 -> 1.00000000E+377 Clamped\r
214 ddscb180 scaleb 1000E+374 +1 -> 1.000000000E+378 Clamped\r
215 ddscb181 scaleb 1000E+375 +1 -> 1.0000000000E+379 Clamped\r
216 ddscb182 scaleb 1000E+376 +1 -> 1.00000000000E+380 Clamped\r
217 ddscb183 scaleb 1000E+377 +1 -> 1.000000000000E+381 Clamped\r
218 ddscb184 scaleb 1000E+378 +1 -> 1.0000000000000E+382 Clamped\r
219 ddscb185 scaleb 1000E+379 +1 -> 1.00000000000000E+383 Clamped\r
220 ddscb186 scaleb 1000E+380 +1 -> 1.000000000000000E+384 Clamped\r
221 ddscb187 scaleb 1000E+381 +1 -> Infinity Overflow Inexact Rounded\r
222 \r
223 -- and a few more subnormal truncations\r
224 -- (these check that underflow is being done correctly)\r
225 ddscb201 scaleb 1.000000000000000E-383 0 -> 1.000000000000000E-383\r
226 ddscb202 scaleb 1.000000000000000E-383 -1 -> 1.00000000000000E-384 Subnormal Rounded\r
227 ddscb203 scaleb 1.000000000000000E-383 -2 -> 1.0000000000000E-385 Subnormal Rounded\r
228 ddscb204 scaleb 1.000000000000000E-383 -3 -> 1.000000000000E-386 Subnormal Rounded\r
229 ddscb205 scaleb 1.000000000000000E-383 -4 -> 1.00000000000E-387 Subnormal Rounded\r
230 ddscb206 scaleb 1.000000000000000E-383 -5 -> 1.0000000000E-388 Subnormal Rounded\r
231 ddscb207 scaleb 1.000000000000000E-383 -6 -> 1.000000000E-389 Subnormal Rounded\r
232 ddscb208 scaleb 1.000000000000000E-383 -7 -> 1.00000000E-390 Subnormal Rounded\r
233 ddscb209 scaleb 1.000000000000000E-383 -8 -> 1.0000000E-391 Subnormal Rounded\r
234 ddscb210 scaleb 1.000000000000000E-383 -9 -> 1.000000E-392 Subnormal Rounded\r
235 ddscb211 scaleb 1.000000000000000E-383 -10 -> 1.00000E-393 Subnormal Rounded\r
236 ddscb212 scaleb 1.000000000000000E-383 -11 -> 1.0000E-394 Subnormal Rounded\r
237 ddscb213 scaleb 1.000000000000000E-383 -12 -> 1.000E-395 Subnormal Rounded\r
238 ddscb214 scaleb 1.000000000000000E-383 -13 -> 1.00E-396 Subnormal Rounded\r
239 ddscb215 scaleb 1.000000000000000E-383 -14 -> 1.0E-397 Subnormal Rounded\r
240 ddscb216 scaleb 1.000000000000000E-383 -15 -> 1E-398 Subnormal Rounded\r
241 ddscb217 scaleb 1.000000000000000E-383 -16 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped\r
242 ddscb218 scaleb 1.000000000000000E-383 -17 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped\r
243 \r