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Thomas Wouters1b7f8912007-09-19 03:06:30 +00001------------------------------------------------------------------------
2-- dqMax.decTest -- decQuad maxnum --
Benjamin Petersonf17ff4e2008-07-31 16:32:12 +00003-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
Thomas Wouters1b7f8912007-09-19 03:06:30 +00004------------------------------------------------------------------------
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------------------------------------------------------------------------
Mark Dickinson8a546532009-10-08 16:30:38 +000020version: 2.59
Thomas Wouters1b7f8912007-09-19 03:06:30 +000021
22-- we assume that base comparison is tested in compare.decTest, so
23-- these mainly cover special cases and rounding
24extended: 1
25clamp: 1
26precision: 34
27maxExponent: 6144
28minExponent: -6143
29rounding: half_even
30
31-- sanity checks
32dqmax001 max -2 -2 -> -2
33dqmax002 max -2 -1 -> -1
34dqmax003 max -2 0 -> 0
35dqmax004 max -2 1 -> 1
36dqmax005 max -2 2 -> 2
37dqmax006 max -1 -2 -> -1
38dqmax007 max -1 -1 -> -1
39dqmax008 max -1 0 -> 0
40dqmax009 max -1 1 -> 1
41dqmax010 max -1 2 -> 2
42dqmax011 max 0 -2 -> 0
43dqmax012 max 0 -1 -> 0
44dqmax013 max 0 0 -> 0
45dqmax014 max 0 1 -> 1
46dqmax015 max 0 2 -> 2
47dqmax016 max 1 -2 -> 1
48dqmax017 max 1 -1 -> 1
49dqmax018 max 1 0 -> 1
50dqmax019 max 1 1 -> 1
51dqmax020 max 1 2 -> 2
52dqmax021 max 2 -2 -> 2
53dqmax022 max 2 -1 -> 2
54dqmax023 max 2 0 -> 2
55dqmax025 max 2 1 -> 2
56dqmax026 max 2 2 -> 2
57
58-- extended zeros
59dqmax030 max 0 0 -> 0
60dqmax031 max 0 -0 -> 0
61dqmax032 max 0 -0.0 -> 0
62dqmax033 max 0 0.0 -> 0
63dqmax034 max -0 0 -> 0 -- note: -0 = 0, but 0 chosen
64dqmax035 max -0 -0 -> -0
65dqmax036 max -0 -0.0 -> -0.0
66dqmax037 max -0 0.0 -> 0.0
67dqmax038 max 0.0 0 -> 0
68dqmax039 max 0.0 -0 -> 0.0
69dqmax040 max 0.0 -0.0 -> 0.0
70dqmax041 max 0.0 0.0 -> 0.0
71dqmax042 max -0.0 0 -> 0
72dqmax043 max -0.0 -0 -> -0.0
73dqmax044 max -0.0 -0.0 -> -0.0
74dqmax045 max -0.0 0.0 -> 0.0
75
76dqmax050 max -0E1 0E1 -> 0E+1
77dqmax051 max -0E2 0E2 -> 0E+2
78dqmax052 max -0E2 0E1 -> 0E+1
79dqmax053 max -0E1 0E2 -> 0E+2
80dqmax054 max 0E1 -0E1 -> 0E+1
81dqmax055 max 0E2 -0E2 -> 0E+2
82dqmax056 max 0E2 -0E1 -> 0E+2
83dqmax057 max 0E1 -0E2 -> 0E+1
84
85dqmax058 max 0E1 0E1 -> 0E+1
86dqmax059 max 0E2 0E2 -> 0E+2
87dqmax060 max 0E2 0E1 -> 0E+2
88dqmax061 max 0E1 0E2 -> 0E+2
89dqmax062 max -0E1 -0E1 -> -0E+1
90dqmax063 max -0E2 -0E2 -> -0E+2
91dqmax064 max -0E2 -0E1 -> -0E+1
92dqmax065 max -0E1 -0E2 -> -0E+1
93
94-- Specials
95dqmax090 max Inf -Inf -> Infinity
96dqmax091 max Inf -1000 -> Infinity
97dqmax092 max Inf -1 -> Infinity
98dqmax093 max Inf -0 -> Infinity
99dqmax094 max Inf 0 -> Infinity
100dqmax095 max Inf 1 -> Infinity
101dqmax096 max Inf 1000 -> Infinity
102dqmax097 max Inf Inf -> Infinity
103dqmax098 max -1000 Inf -> Infinity
104dqmax099 max -Inf Inf -> Infinity
105dqmax100 max -1 Inf -> Infinity
106dqmax101 max -0 Inf -> Infinity
107dqmax102 max 0 Inf -> Infinity
108dqmax103 max 1 Inf -> Infinity
109dqmax104 max 1000 Inf -> Infinity
110dqmax105 max Inf Inf -> Infinity
111
112dqmax120 max -Inf -Inf -> -Infinity
113dqmax121 max -Inf -1000 -> -1000
114dqmax122 max -Inf -1 -> -1
115dqmax123 max -Inf -0 -> -0
116dqmax124 max -Inf 0 -> 0
117dqmax125 max -Inf 1 -> 1
118dqmax126 max -Inf 1000 -> 1000
119dqmax127 max -Inf Inf -> Infinity
120dqmax128 max -Inf -Inf -> -Infinity
121dqmax129 max -1000 -Inf -> -1000
122dqmax130 max -1 -Inf -> -1
123dqmax131 max -0 -Inf -> -0
124dqmax132 max 0 -Inf -> 0
125dqmax133 max 1 -Inf -> 1
126dqmax134 max 1000 -Inf -> 1000
127dqmax135 max Inf -Inf -> Infinity
128
129-- 2004.08.02 754r chooses number over NaN in mixed cases
130dqmax141 max NaN -Inf -> -Infinity
131dqmax142 max NaN -1000 -> -1000
132dqmax143 max NaN -1 -> -1
133dqmax144 max NaN -0 -> -0
134dqmax145 max NaN 0 -> 0
135dqmax146 max NaN 1 -> 1
136dqmax147 max NaN 1000 -> 1000
137dqmax148 max NaN Inf -> Infinity
138dqmax149 max NaN NaN -> NaN
139dqmax150 max -Inf NaN -> -Infinity
140dqmax151 max -1000 NaN -> -1000
141dqmax152 max -1 NaN -> -1
142dqmax153 max -0 NaN -> -0
143dqmax154 max 0 NaN -> 0
144dqmax155 max 1 NaN -> 1
145dqmax156 max 1000 NaN -> 1000
146dqmax157 max Inf NaN -> Infinity
147
148dqmax161 max sNaN -Inf -> NaN Invalid_operation
149dqmax162 max sNaN -1000 -> NaN Invalid_operation
150dqmax163 max sNaN -1 -> NaN Invalid_operation
151dqmax164 max sNaN -0 -> NaN Invalid_operation
152dqmax165 max sNaN 0 -> NaN Invalid_operation
153dqmax166 max sNaN 1 -> NaN Invalid_operation
154dqmax167 max sNaN 1000 -> NaN Invalid_operation
155dqmax168 max sNaN NaN -> NaN Invalid_operation
156dqmax169 max sNaN sNaN -> NaN Invalid_operation
157dqmax170 max NaN sNaN -> NaN Invalid_operation
158dqmax171 max -Inf sNaN -> NaN Invalid_operation
159dqmax172 max -1000 sNaN -> NaN Invalid_operation
160dqmax173 max -1 sNaN -> NaN Invalid_operation
161dqmax174 max -0 sNaN -> NaN Invalid_operation
162dqmax175 max 0 sNaN -> NaN Invalid_operation
163dqmax176 max 1 sNaN -> NaN Invalid_operation
164dqmax177 max 1000 sNaN -> NaN Invalid_operation
165dqmax178 max Inf sNaN -> NaN Invalid_operation
166dqmax179 max NaN sNaN -> NaN Invalid_operation
167
168-- propagating NaNs
169dqmax181 max NaN9 -Inf -> -Infinity
170dqmax182 max NaN8 9 -> 9
171dqmax183 max -NaN7 Inf -> Infinity
172
173dqmax184 max -NaN1 NaN11 -> -NaN1
174dqmax185 max NaN2 NaN12 -> NaN2
175dqmax186 max -NaN13 -NaN7 -> -NaN13
176dqmax187 max NaN14 -NaN5 -> NaN14
177
178dqmax188 max -Inf NaN4 -> -Infinity
179dqmax189 max -9 -NaN3 -> -9
180dqmax190 max Inf NaN2 -> Infinity
181
182dqmax191 max sNaN99 -Inf -> NaN99 Invalid_operation
183dqmax192 max sNaN98 -1 -> NaN98 Invalid_operation
184dqmax193 max -sNaN97 NaN -> -NaN97 Invalid_operation
185dqmax194 max sNaN96 sNaN94 -> NaN96 Invalid_operation
186dqmax195 max NaN95 sNaN93 -> NaN93 Invalid_operation
187dqmax196 max -Inf sNaN92 -> NaN92 Invalid_operation
188dqmax197 max 0 sNaN91 -> NaN91 Invalid_operation
189dqmax198 max Inf -sNaN90 -> -NaN90 Invalid_operation
190dqmax199 max NaN sNaN89 -> NaN89 Invalid_operation
191
192-- old rounding checks
193dqmax221 max 12345678000 1 -> 12345678000
194dqmax222 max 1 12345678000 -> 12345678000
195dqmax223 max 1234567800 1 -> 1234567800
196dqmax224 max 1 1234567800 -> 1234567800
197dqmax225 max 1234567890 1 -> 1234567890
198dqmax226 max 1 1234567890 -> 1234567890
199dqmax227 max 1234567891 1 -> 1234567891
200dqmax228 max 1 1234567891 -> 1234567891
201dqmax229 max 12345678901 1 -> 12345678901
202dqmax230 max 1 12345678901 -> 12345678901
203dqmax231 max 1234567896 1 -> 1234567896
204dqmax232 max 1 1234567896 -> 1234567896
205dqmax233 max -1234567891 1 -> 1
206dqmax234 max 1 -1234567891 -> 1
207dqmax235 max -12345678901 1 -> 1
208dqmax236 max 1 -12345678901 -> 1
209dqmax237 max -1234567896 1 -> 1
210dqmax238 max 1 -1234567896 -> 1
211
212-- from examples
213dqmax280 max '3' '2' -> '3'
214dqmax281 max '-10' '3' -> '3'
215dqmax282 max '1.0' '1' -> '1'
216dqmax283 max '1' '1.0' -> '1'
217dqmax284 max '7' 'NaN' -> '7'
218
219-- expanded list from min/max 754r purple prose
220-- [explicit tests for exponent ordering]
221dqmax401 max Inf 1.1 -> Infinity
222dqmax402 max 1.1 1 -> 1.1
223dqmax403 max 1 1.0 -> 1
224dqmax404 max 1.0 0.1 -> 1.0
225dqmax405 max 0.1 0.10 -> 0.1
226dqmax406 max 0.10 0.100 -> 0.10
227dqmax407 max 0.10 0 -> 0.10
228dqmax408 max 0 0.0 -> 0
229dqmax409 max 0.0 -0 -> 0.0
230dqmax410 max 0.0 -0.0 -> 0.0
231dqmax411 max 0.00 -0.0 -> 0.00
232dqmax412 max 0.0 -0.00 -> 0.0
233dqmax413 max 0 -0.0 -> 0
234dqmax414 max 0 -0 -> 0
235dqmax415 max -0.0 -0 -> -0.0
236dqmax416 max -0 -0.100 -> -0
237dqmax417 max -0.100 -0.10 -> -0.100
238dqmax418 max -0.10 -0.1 -> -0.10
239dqmax419 max -0.1 -1.0 -> -0.1
240dqmax420 max -1.0 -1 -> -1.0
241dqmax421 max -1 -1.1 -> -1
242dqmax423 max -1.1 -Inf -> -1.1
243-- same with operands reversed
244dqmax431 max 1.1 Inf -> Infinity
245dqmax432 max 1 1.1 -> 1.1
246dqmax433 max 1.0 1 -> 1
247dqmax434 max 0.1 1.0 -> 1.0
248dqmax435 max 0.10 0.1 -> 0.1
249dqmax436 max 0.100 0.10 -> 0.10
250dqmax437 max 0 0.10 -> 0.10
251dqmax438 max 0.0 0 -> 0
252dqmax439 max -0 0.0 -> 0.0
253dqmax440 max -0.0 0.0 -> 0.0
254dqmax441 max -0.0 0.00 -> 0.00
255dqmax442 max -0.00 0.0 -> 0.0
256dqmax443 max -0.0 0 -> 0
257dqmax444 max -0 0 -> 0
258dqmax445 max -0 -0.0 -> -0.0
259dqmax446 max -0.100 -0 -> -0
260dqmax447 max -0.10 -0.100 -> -0.100
261dqmax448 max -0.1 -0.10 -> -0.10
262dqmax449 max -1.0 -0.1 -> -0.1
263dqmax450 max -1 -1.0 -> -1.0
264dqmax451 max -1.1 -1 -> -1
265dqmax453 max -Inf -1.1 -> -1.1
266-- largies
267dqmax460 max 1000 1E+3 -> 1E+3
268dqmax461 max 1E+3 1000 -> 1E+3
269dqmax462 max 1000 -1E+3 -> 1000
270dqmax463 max 1E+3 -1000 -> 1E+3
271dqmax464 max -1000 1E+3 -> 1E+3
272dqmax465 max -1E+3 1000 -> 1000
273dqmax466 max -1000 -1E+3 -> -1000
274dqmax467 max -1E+3 -1000 -> -1000
275
276-- misalignment traps for little-endian
277dqmax471 max 1.0 0.1 -> 1.0
278dqmax472 max 0.1 1.0 -> 1.0
279dqmax473 max 10.0 0.1 -> 10.0
280dqmax474 max 0.1 10.0 -> 10.0
281dqmax475 max 100 1.0 -> 100
282dqmax476 max 1.0 100 -> 100
283dqmax477 max 1000 10.0 -> 1000
284dqmax478 max 10.0 1000 -> 1000
285dqmax479 max 10000 100.0 -> 10000
286dqmax480 max 100.0 10000 -> 10000
287dqmax481 max 100000 1000.0 -> 100000
288dqmax482 max 1000.0 100000 -> 100000
289dqmax483 max 1000000 10000.0 -> 1000000
290dqmax484 max 10000.0 1000000 -> 1000000
291
292-- subnormals
293dqmax510 max 1.00E-6143 0 -> 1.00E-6143
294dqmax511 max 0.1E-6143 0 -> 1E-6144 Subnormal
295dqmax512 max 0.10E-6143 0 -> 1.0E-6144 Subnormal
296dqmax513 max 0.100E-6143 0 -> 1.00E-6144 Subnormal
297dqmax514 max 0.01E-6143 0 -> 1E-6145 Subnormal
298dqmax515 max 0.999E-6143 0 -> 9.99E-6144 Subnormal
299dqmax516 max 0.099E-6143 0 -> 9.9E-6145 Subnormal
300dqmax517 max 0.009E-6143 0 -> 9E-6146 Subnormal
301dqmax518 max 0.001E-6143 0 -> 1E-6146 Subnormal
302dqmax519 max 0.0009E-6143 0 -> 9E-6147 Subnormal
303dqmax520 max 0.0001E-6143 0 -> 1E-6147 Subnormal
304
305dqmax530 max -1.00E-6143 0 -> 0
306dqmax531 max -0.1E-6143 0 -> 0
307dqmax532 max -0.10E-6143 0 -> 0
308dqmax533 max -0.100E-6143 0 -> 0
309dqmax534 max -0.01E-6143 0 -> 0
310dqmax535 max -0.999E-6143 0 -> 0
311dqmax536 max -0.099E-6143 0 -> 0
312dqmax537 max -0.009E-6143 0 -> 0
313dqmax538 max -0.001E-6143 0 -> 0
314dqmax539 max -0.0009E-6143 0 -> 0
315dqmax540 max -0.0001E-6143 0 -> 0
316
317-- Null tests
318dqmax900 max 10 # -> NaN Invalid_operation
319dqmax901 max # 10 -> NaN Invalid_operation
320
321
322