|
1 ------------------------------------------------------------------------ |
|
2 -- ddMax.decTest -- decDouble maxnum -- |
|
3 -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- |
|
4 ------------------------------------------------------------------------ |
|
5 -- Please see the document "General Decimal Arithmetic Testcases" -- |
|
6 -- at http://www2.hursley.ibm.com/decimal for the description of -- |
|
7 -- these testcases. -- |
|
8 -- -- |
|
9 -- These testcases are experimental ('beta' versions), and they -- |
|
10 -- may contain errors. They are offered on an as-is basis. In -- |
|
11 -- particular, achieving the same results as the tests here is not -- |
|
12 -- a guarantee that an implementation complies with any Standard -- |
|
13 -- or specification. The tests are not exhaustive. -- |
|
14 -- -- |
|
15 -- Please send comments, suggestions, and corrections to the author: -- |
|
16 -- Mike Cowlishaw, IBM Fellow -- |
|
17 -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- |
|
18 -- mfc@uk.ibm.com -- |
|
19 ------------------------------------------------------------------------ |
|
20 version: 2.58 |
|
21 |
|
22 -- we assume that base comparison is tested in compare.decTest, so |
|
23 -- these mainly cover special cases and rounding |
|
24 precision: 16 |
|
25 maxExponent: 384 |
|
26 minExponent: -383 |
|
27 extended: 1 |
|
28 clamp: 1 |
|
29 rounding: half_even |
|
30 |
|
31 -- sanity checks |
|
32 ddmax001 max -2 -2 -> -2 |
|
33 ddmax002 max -2 -1 -> -1 |
|
34 ddmax003 max -2 0 -> 0 |
|
35 ddmax004 max -2 1 -> 1 |
|
36 ddmax005 max -2 2 -> 2 |
|
37 ddmax006 max -1 -2 -> -1 |
|
38 ddmax007 max -1 -1 -> -1 |
|
39 ddmax008 max -1 0 -> 0 |
|
40 ddmax009 max -1 1 -> 1 |
|
41 ddmax010 max -1 2 -> 2 |
|
42 ddmax011 max 0 -2 -> 0 |
|
43 ddmax012 max 0 -1 -> 0 |
|
44 ddmax013 max 0 0 -> 0 |
|
45 ddmax014 max 0 1 -> 1 |
|
46 ddmax015 max 0 2 -> 2 |
|
47 ddmax016 max 1 -2 -> 1 |
|
48 ddmax017 max 1 -1 -> 1 |
|
49 ddmax018 max 1 0 -> 1 |
|
50 ddmax019 max 1 1 -> 1 |
|
51 ddmax020 max 1 2 -> 2 |
|
52 ddmax021 max 2 -2 -> 2 |
|
53 ddmax022 max 2 -1 -> 2 |
|
54 ddmax023 max 2 0 -> 2 |
|
55 ddmax025 max 2 1 -> 2 |
|
56 ddmax026 max 2 2 -> 2 |
|
57 |
|
58 -- extended zeros |
|
59 ddmax030 max 0 0 -> 0 |
|
60 ddmax031 max 0 -0 -> 0 |
|
61 ddmax032 max 0 -0.0 -> 0 |
|
62 ddmax033 max 0 0.0 -> 0 |
|
63 ddmax034 max -0 0 -> 0 -- note: -0 = 0, but 0 chosen |
|
64 ddmax035 max -0 -0 -> -0 |
|
65 ddmax036 max -0 -0.0 -> -0.0 |
|
66 ddmax037 max -0 0.0 -> 0.0 |
|
67 ddmax038 max 0.0 0 -> 0 |
|
68 ddmax039 max 0.0 -0 -> 0.0 |
|
69 ddmax040 max 0.0 -0.0 -> 0.0 |
|
70 ddmax041 max 0.0 0.0 -> 0.0 |
|
71 ddmax042 max -0.0 0 -> 0 |
|
72 ddmax043 max -0.0 -0 -> -0.0 |
|
73 ddmax044 max -0.0 -0.0 -> -0.0 |
|
74 ddmax045 max -0.0 0.0 -> 0.0 |
|
75 |
|
76 ddmax050 max -0E1 0E1 -> 0E+1 |
|
77 ddmax051 max -0E2 0E2 -> 0E+2 |
|
78 ddmax052 max -0E2 0E1 -> 0E+1 |
|
79 ddmax053 max -0E1 0E2 -> 0E+2 |
|
80 ddmax054 max 0E1 -0E1 -> 0E+1 |
|
81 ddmax055 max 0E2 -0E2 -> 0E+2 |
|
82 ddmax056 max 0E2 -0E1 -> 0E+2 |
|
83 ddmax057 max 0E1 -0E2 -> 0E+1 |
|
84 |
|
85 ddmax058 max 0E1 0E1 -> 0E+1 |
|
86 ddmax059 max 0E2 0E2 -> 0E+2 |
|
87 ddmax060 max 0E2 0E1 -> 0E+2 |
|
88 ddmax061 max 0E1 0E2 -> 0E+2 |
|
89 ddmax062 max -0E1 -0E1 -> -0E+1 |
|
90 ddmax063 max -0E2 -0E2 -> -0E+2 |
|
91 ddmax064 max -0E2 -0E1 -> -0E+1 |
|
92 ddmax065 max -0E1 -0E2 -> -0E+1 |
|
93 |
|
94 -- Specials |
|
95 ddmax090 max Inf -Inf -> Infinity |
|
96 ddmax091 max Inf -1000 -> Infinity |
|
97 ddmax092 max Inf -1 -> Infinity |
|
98 ddmax093 max Inf -0 -> Infinity |
|
99 ddmax094 max Inf 0 -> Infinity |
|
100 ddmax095 max Inf 1 -> Infinity |
|
101 ddmax096 max Inf 1000 -> Infinity |
|
102 ddmax097 max Inf Inf -> Infinity |
|
103 ddmax098 max -1000 Inf -> Infinity |
|
104 ddmax099 max -Inf Inf -> Infinity |
|
105 ddmax100 max -1 Inf -> Infinity |
|
106 ddmax101 max -0 Inf -> Infinity |
|
107 ddmax102 max 0 Inf -> Infinity |
|
108 ddmax103 max 1 Inf -> Infinity |
|
109 ddmax104 max 1000 Inf -> Infinity |
|
110 ddmax105 max Inf Inf -> Infinity |
|
111 |
|
112 ddmax120 max -Inf -Inf -> -Infinity |
|
113 ddmax121 max -Inf -1000 -> -1000 |
|
114 ddmax122 max -Inf -1 -> -1 |
|
115 ddmax123 max -Inf -0 -> -0 |
|
116 ddmax124 max -Inf 0 -> 0 |
|
117 ddmax125 max -Inf 1 -> 1 |
|
118 ddmax126 max -Inf 1000 -> 1000 |
|
119 ddmax127 max -Inf Inf -> Infinity |
|
120 ddmax128 max -Inf -Inf -> -Infinity |
|
121 ddmax129 max -1000 -Inf -> -1000 |
|
122 ddmax130 max -1 -Inf -> -1 |
|
123 ddmax131 max -0 -Inf -> -0 |
|
124 ddmax132 max 0 -Inf -> 0 |
|
125 ddmax133 max 1 -Inf -> 1 |
|
126 ddmax134 max 1000 -Inf -> 1000 |
|
127 ddmax135 max Inf -Inf -> Infinity |
|
128 |
|
129 -- 2004.08.02 754r chooses number over NaN in mixed cases |
|
130 ddmax141 max NaN -Inf -> -Infinity |
|
131 ddmax142 max NaN -1000 -> -1000 |
|
132 ddmax143 max NaN -1 -> -1 |
|
133 ddmax144 max NaN -0 -> -0 |
|
134 ddmax145 max NaN 0 -> 0 |
|
135 ddmax146 max NaN 1 -> 1 |
|
136 ddmax147 max NaN 1000 -> 1000 |
|
137 ddmax148 max NaN Inf -> Infinity |
|
138 ddmax149 max NaN NaN -> NaN |
|
139 ddmax150 max -Inf NaN -> -Infinity |
|
140 ddmax151 max -1000 NaN -> -1000 |
|
141 ddmax152 max -1 NaN -> -1 |
|
142 ddmax153 max -0 NaN -> -0 |
|
143 ddmax154 max 0 NaN -> 0 |
|
144 ddmax155 max 1 NaN -> 1 |
|
145 ddmax156 max 1000 NaN -> 1000 |
|
146 ddmax157 max Inf NaN -> Infinity |
|
147 |
|
148 ddmax161 max sNaN -Inf -> NaN Invalid_operation |
|
149 ddmax162 max sNaN -1000 -> NaN Invalid_operation |
|
150 ddmax163 max sNaN -1 -> NaN Invalid_operation |
|
151 ddmax164 max sNaN -0 -> NaN Invalid_operation |
|
152 ddmax165 max sNaN 0 -> NaN Invalid_operation |
|
153 ddmax166 max sNaN 1 -> NaN Invalid_operation |
|
154 ddmax167 max sNaN 1000 -> NaN Invalid_operation |
|
155 ddmax168 max sNaN NaN -> NaN Invalid_operation |
|
156 ddmax169 max sNaN sNaN -> NaN Invalid_operation |
|
157 ddmax170 max NaN sNaN -> NaN Invalid_operation |
|
158 ddmax171 max -Inf sNaN -> NaN Invalid_operation |
|
159 ddmax172 max -1000 sNaN -> NaN Invalid_operation |
|
160 ddmax173 max -1 sNaN -> NaN Invalid_operation |
|
161 ddmax174 max -0 sNaN -> NaN Invalid_operation |
|
162 ddmax175 max 0 sNaN -> NaN Invalid_operation |
|
163 ddmax176 max 1 sNaN -> NaN Invalid_operation |
|
164 ddmax177 max 1000 sNaN -> NaN Invalid_operation |
|
165 ddmax178 max Inf sNaN -> NaN Invalid_operation |
|
166 ddmax179 max NaN sNaN -> NaN Invalid_operation |
|
167 |
|
168 -- propagating NaNs |
|
169 ddmax181 max NaN9 -Inf -> -Infinity |
|
170 ddmax182 max NaN8 9 -> 9 |
|
171 ddmax183 max -NaN7 Inf -> Infinity |
|
172 |
|
173 ddmax184 max -NaN1 NaN11 -> -NaN1 |
|
174 ddmax185 max NaN2 NaN12 -> NaN2 |
|
175 ddmax186 max -NaN13 -NaN7 -> -NaN13 |
|
176 ddmax187 max NaN14 -NaN5 -> NaN14 |
|
177 |
|
178 ddmax188 max -Inf NaN4 -> -Infinity |
|
179 ddmax189 max -9 -NaN3 -> -9 |
|
180 ddmax190 max Inf NaN2 -> Infinity |
|
181 |
|
182 ddmax191 max sNaN99 -Inf -> NaN99 Invalid_operation |
|
183 ddmax192 max sNaN98 -1 -> NaN98 Invalid_operation |
|
184 ddmax193 max -sNaN97 NaN -> -NaN97 Invalid_operation |
|
185 ddmax194 max sNaN96 sNaN94 -> NaN96 Invalid_operation |
|
186 ddmax195 max NaN95 sNaN93 -> NaN93 Invalid_operation |
|
187 ddmax196 max -Inf sNaN92 -> NaN92 Invalid_operation |
|
188 ddmax197 max 0 sNaN91 -> NaN91 Invalid_operation |
|
189 ddmax198 max Inf -sNaN90 -> -NaN90 Invalid_operation |
|
190 ddmax199 max NaN sNaN89 -> NaN89 Invalid_operation |
|
191 |
|
192 -- old rounding checks |
|
193 ddmax221 max 12345678000 1 -> 12345678000 |
|
194 ddmax222 max 1 12345678000 -> 12345678000 |
|
195 ddmax223 max 1234567800 1 -> 1234567800 |
|
196 ddmax224 max 1 1234567800 -> 1234567800 |
|
197 ddmax225 max 1234567890 1 -> 1234567890 |
|
198 ddmax226 max 1 1234567890 -> 1234567890 |
|
199 ddmax227 max 1234567891 1 -> 1234567891 |
|
200 ddmax228 max 1 1234567891 -> 1234567891 |
|
201 ddmax229 max 12345678901 1 -> 12345678901 |
|
202 ddmax230 max 1 12345678901 -> 12345678901 |
|
203 ddmax231 max 1234567896 1 -> 1234567896 |
|
204 ddmax232 max 1 1234567896 -> 1234567896 |
|
205 ddmax233 max -1234567891 1 -> 1 |
|
206 ddmax234 max 1 -1234567891 -> 1 |
|
207 ddmax235 max -12345678901 1 -> 1 |
|
208 ddmax236 max 1 -12345678901 -> 1 |
|
209 ddmax237 max -1234567896 1 -> 1 |
|
210 ddmax238 max 1 -1234567896 -> 1 |
|
211 |
|
212 -- from examples |
|
213 ddmax280 max '3' '2' -> '3' |
|
214 ddmax281 max '-10' '3' -> '3' |
|
215 ddmax282 max '1.0' '1' -> '1' |
|
216 ddmax283 max '1' '1.0' -> '1' |
|
217 ddmax284 max '7' 'NaN' -> '7' |
|
218 |
|
219 -- expanded list from min/max 754r purple prose |
|
220 -- [explicit tests for exponent ordering] |
|
221 ddmax401 max Inf 1.1 -> Infinity |
|
222 ddmax402 max 1.1 1 -> 1.1 |
|
223 ddmax403 max 1 1.0 -> 1 |
|
224 ddmax404 max 1.0 0.1 -> 1.0 |
|
225 ddmax405 max 0.1 0.10 -> 0.1 |
|
226 ddmax406 max 0.10 0.100 -> 0.10 |
|
227 ddmax407 max 0.10 0 -> 0.10 |
|
228 ddmax408 max 0 0.0 -> 0 |
|
229 ddmax409 max 0.0 -0 -> 0.0 |
|
230 ddmax410 max 0.0 -0.0 -> 0.0 |
|
231 ddmax411 max 0.00 -0.0 -> 0.00 |
|
232 ddmax412 max 0.0 -0.00 -> 0.0 |
|
233 ddmax413 max 0 -0.0 -> 0 |
|
234 ddmax414 max 0 -0 -> 0 |
|
235 ddmax415 max -0.0 -0 -> -0.0 |
|
236 ddmax416 max -0 -0.100 -> -0 |
|
237 ddmax417 max -0.100 -0.10 -> -0.100 |
|
238 ddmax418 max -0.10 -0.1 -> -0.10 |
|
239 ddmax419 max -0.1 -1.0 -> -0.1 |
|
240 ddmax420 max -1.0 -1 -> -1.0 |
|
241 ddmax421 max -1 -1.1 -> -1 |
|
242 ddmax423 max -1.1 -Inf -> -1.1 |
|
243 -- same with operands reversed |
|
244 ddmax431 max 1.1 Inf -> Infinity |
|
245 ddmax432 max 1 1.1 -> 1.1 |
|
246 ddmax433 max 1.0 1 -> 1 |
|
247 ddmax434 max 0.1 1.0 -> 1.0 |
|
248 ddmax435 max 0.10 0.1 -> 0.1 |
|
249 ddmax436 max 0.100 0.10 -> 0.10 |
|
250 ddmax437 max 0 0.10 -> 0.10 |
|
251 ddmax438 max 0.0 0 -> 0 |
|
252 ddmax439 max -0 0.0 -> 0.0 |
|
253 ddmax440 max -0.0 0.0 -> 0.0 |
|
254 ddmax441 max -0.0 0.00 -> 0.00 |
|
255 ddmax442 max -0.00 0.0 -> 0.0 |
|
256 ddmax443 max -0.0 0 -> 0 |
|
257 ddmax444 max -0 0 -> 0 |
|
258 ddmax445 max -0 -0.0 -> -0.0 |
|
259 ddmax446 max -0.100 -0 -> -0 |
|
260 ddmax447 max -0.10 -0.100 -> -0.100 |
|
261 ddmax448 max -0.1 -0.10 -> -0.10 |
|
262 ddmax449 max -1.0 -0.1 -> -0.1 |
|
263 ddmax450 max -1 -1.0 -> -1.0 |
|
264 ddmax451 max -1.1 -1 -> -1 |
|
265 ddmax453 max -Inf -1.1 -> -1.1 |
|
266 -- largies |
|
267 ddmax460 max 1000 1E+3 -> 1E+3 |
|
268 ddmax461 max 1E+3 1000 -> 1E+3 |
|
269 ddmax462 max 1000 -1E+3 -> 1000 |
|
270 ddmax463 max 1E+3 -1000 -> 1E+3 |
|
271 ddmax464 max -1000 1E+3 -> 1E+3 |
|
272 ddmax465 max -1E+3 1000 -> 1000 |
|
273 ddmax466 max -1000 -1E+3 -> -1000 |
|
274 ddmax467 max -1E+3 -1000 -> -1000 |
|
275 |
|
276 -- misalignment traps for little-endian |
|
277 ddmax471 max 1.0 0.1 -> 1.0 |
|
278 ddmax472 max 0.1 1.0 -> 1.0 |
|
279 ddmax473 max 10.0 0.1 -> 10.0 |
|
280 ddmax474 max 0.1 10.0 -> 10.0 |
|
281 ddmax475 max 100 1.0 -> 100 |
|
282 ddmax476 max 1.0 100 -> 100 |
|
283 ddmax477 max 1000 10.0 -> 1000 |
|
284 ddmax478 max 10.0 1000 -> 1000 |
|
285 ddmax479 max 10000 100.0 -> 10000 |
|
286 ddmax480 max 100.0 10000 -> 10000 |
|
287 ddmax481 max 100000 1000.0 -> 100000 |
|
288 ddmax482 max 1000.0 100000 -> 100000 |
|
289 ddmax483 max 1000000 10000.0 -> 1000000 |
|
290 ddmax484 max 10000.0 1000000 -> 1000000 |
|
291 |
|
292 -- subnormals |
|
293 ddmax510 max 1.00E-383 0 -> 1.00E-383 |
|
294 ddmax511 max 0.1E-383 0 -> 1E-384 Subnormal |
|
295 ddmax512 max 0.10E-383 0 -> 1.0E-384 Subnormal |
|
296 ddmax513 max 0.100E-383 0 -> 1.00E-384 Subnormal |
|
297 ddmax514 max 0.01E-383 0 -> 1E-385 Subnormal |
|
298 ddmax515 max 0.999E-383 0 -> 9.99E-384 Subnormal |
|
299 ddmax516 max 0.099E-383 0 -> 9.9E-385 Subnormal |
|
300 ddmax517 max 0.009E-383 0 -> 9E-386 Subnormal |
|
301 ddmax518 max 0.001E-383 0 -> 1E-386 Subnormal |
|
302 ddmax519 max 0.0009E-383 0 -> 9E-387 Subnormal |
|
303 ddmax520 max 0.0001E-383 0 -> 1E-387 Subnormal |
|
304 |
|
305 ddmax530 max -1.00E-383 0 -> 0 |
|
306 ddmax531 max -0.1E-383 0 -> 0 |
|
307 ddmax532 max -0.10E-383 0 -> 0 |
|
308 ddmax533 max -0.100E-383 0 -> 0 |
|
309 ddmax534 max -0.01E-383 0 -> 0 |
|
310 ddmax535 max -0.999E-383 0 -> 0 |
|
311 ddmax536 max -0.099E-383 0 -> 0 |
|
312 ddmax537 max -0.009E-383 0 -> 0 |
|
313 ddmax538 max -0.001E-383 0 -> 0 |
|
314 ddmax539 max -0.0009E-383 0 -> 0 |
|
315 ddmax540 max -0.0001E-383 0 -> 0 |
|
316 |
|
317 -- Null tests |
|
318 ddmax900 max 10 # -> NaN Invalid_operation |
|
319 ddmax901 max # 10 -> NaN Invalid_operation |
|
320 |
|
321 |
|
322 |