/Lib/test/decimaltestdata/ddDivide.decTest

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  1. ------------------------------------------------------------------------
  2. -- ddDivide.decTest -- decDouble division --
  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. precision: 16
  22. maxExponent: 384
  23. minExponent: -383
  24. extended: 1
  25. clamp: 1
  26. rounding: half_even
  27. -- sanity checks
  28. dddiv001 divide 1 1 -> 1
  29. dddiv002 divide 2 1 -> 2
  30. dddiv003 divide 1 2 -> 0.5
  31. dddiv004 divide 2 2 -> 1
  32. dddiv005 divide 0 1 -> 0
  33. dddiv006 divide 0 2 -> 0
  34. dddiv007 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  35. dddiv008 divide 2 3 -> 0.6666666666666667 Inexact Rounded
  36. dddiv009 divide 3 3 -> 1
  37. dddiv010 divide 2.4 1 -> 2.4
  38. dddiv011 divide 2.4 -1 -> -2.4
  39. dddiv012 divide -2.4 1 -> -2.4
  40. dddiv013 divide -2.4 -1 -> 2.4
  41. dddiv014 divide 2.40 1 -> 2.40
  42. dddiv015 divide 2.400 1 -> 2.400
  43. dddiv016 divide 2.4 2 -> 1.2
  44. dddiv017 divide 2.400 2 -> 1.200
  45. dddiv018 divide 2. 2 -> 1
  46. dddiv019 divide 20 20 -> 1
  47. dddiv020 divide 187 187 -> 1
  48. dddiv021 divide 5 2 -> 2.5
  49. dddiv022 divide 50 20 -> 2.5
  50. dddiv023 divide 500 200 -> 2.5
  51. dddiv024 divide 50.0 20.0 -> 2.5
  52. dddiv025 divide 5.00 2.00 -> 2.5
  53. dddiv026 divide 5 2.0 -> 2.5
  54. dddiv027 divide 5 2.000 -> 2.5
  55. dddiv028 divide 5 0.20 -> 25
  56. dddiv029 divide 5 0.200 -> 25
  57. dddiv030 divide 10 1 -> 10
  58. dddiv031 divide 100 1 -> 100
  59. dddiv032 divide 1000 1 -> 1000
  60. dddiv033 divide 1000 100 -> 10
  61. dddiv035 divide 1 2 -> 0.5
  62. dddiv036 divide 1 4 -> 0.25
  63. dddiv037 divide 1 8 -> 0.125
  64. dddiv038 divide 1 16 -> 0.0625
  65. dddiv039 divide 1 32 -> 0.03125
  66. dddiv040 divide 1 64 -> 0.015625
  67. dddiv041 divide 1 -2 -> -0.5
  68. dddiv042 divide 1 -4 -> -0.25
  69. dddiv043 divide 1 -8 -> -0.125
  70. dddiv044 divide 1 -16 -> -0.0625
  71. dddiv045 divide 1 -32 -> -0.03125
  72. dddiv046 divide 1 -64 -> -0.015625
  73. dddiv047 divide -1 2 -> -0.5
  74. dddiv048 divide -1 4 -> -0.25
  75. dddiv049 divide -1 8 -> -0.125
  76. dddiv050 divide -1 16 -> -0.0625
  77. dddiv051 divide -1 32 -> -0.03125
  78. dddiv052 divide -1 64 -> -0.015625
  79. dddiv053 divide -1 -2 -> 0.5
  80. dddiv054 divide -1 -4 -> 0.25
  81. dddiv055 divide -1 -8 -> 0.125
  82. dddiv056 divide -1 -16 -> 0.0625
  83. dddiv057 divide -1 -32 -> 0.03125
  84. dddiv058 divide -1 -64 -> 0.015625
  85. -- bcdTime
  86. dddiv060 divide 1 7 -> 0.1428571428571429 Inexact Rounded
  87. dddiv061 divide 1.2345678 1.9876543 -> 0.6211179680490717 Inexact Rounded
  88. -- 1234567890123456
  89. dddiv071 divide 9999999999999999 1 -> 9999999999999999
  90. dddiv072 divide 999999999999999 1 -> 999999999999999
  91. dddiv073 divide 99999999999999 1 -> 99999999999999
  92. dddiv074 divide 9999999999999 1 -> 9999999999999
  93. dddiv075 divide 999999999999 1 -> 999999999999
  94. dddiv076 divide 99999999999 1 -> 99999999999
  95. dddiv077 divide 9999999999 1 -> 9999999999
  96. dddiv078 divide 999999999 1 -> 999999999
  97. dddiv079 divide 99999999 1 -> 99999999
  98. dddiv080 divide 9999999 1 -> 9999999
  99. dddiv081 divide 999999 1 -> 999999
  100. dddiv082 divide 99999 1 -> 99999
  101. dddiv083 divide 9999 1 -> 9999
  102. dddiv084 divide 999 1 -> 999
  103. dddiv085 divide 99 1 -> 99
  104. dddiv086 divide 9 1 -> 9
  105. dddiv090 divide 0. 1 -> 0
  106. dddiv091 divide .0 1 -> 0.0
  107. dddiv092 divide 0.00 1 -> 0.00
  108. dddiv093 divide 0.00E+9 1 -> 0E+7
  109. dddiv094 divide 0.0000E-50 1 -> 0E-54
  110. dddiv095 divide 1 1E-8 -> 1E+8
  111. dddiv096 divide 1 1E-9 -> 1E+9
  112. dddiv097 divide 1 1E-10 -> 1E+10
  113. dddiv098 divide 1 1E-11 -> 1E+11
  114. dddiv099 divide 1 1E-12 -> 1E+12
  115. dddiv100 divide 1 1 -> 1
  116. dddiv101 divide 1 2 -> 0.5
  117. dddiv102 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  118. dddiv103 divide 1 4 -> 0.25
  119. dddiv104 divide 1 5 -> 0.2
  120. dddiv105 divide 1 6 -> 0.1666666666666667 Inexact Rounded
  121. dddiv106 divide 1 7 -> 0.1428571428571429 Inexact Rounded
  122. dddiv107 divide 1 8 -> 0.125
  123. dddiv108 divide 1 9 -> 0.1111111111111111 Inexact Rounded
  124. dddiv109 divide 1 10 -> 0.1
  125. dddiv110 divide 1 1 -> 1
  126. dddiv111 divide 2 1 -> 2
  127. dddiv112 divide 3 1 -> 3
  128. dddiv113 divide 4 1 -> 4
  129. dddiv114 divide 5 1 -> 5
  130. dddiv115 divide 6 1 -> 6
  131. dddiv116 divide 7 1 -> 7
  132. dddiv117 divide 8 1 -> 8
  133. dddiv118 divide 9 1 -> 9
  134. dddiv119 divide 10 1 -> 10
  135. dddiv120 divide 3E+1 0.001 -> 3E+4
  136. dddiv121 divide 2.200 2 -> 1.100
  137. dddiv130 divide 12345 4.999 -> 2469.493898779756 Inexact Rounded
  138. dddiv131 divide 12345 4.99 -> 2473.947895791583 Inexact Rounded
  139. dddiv132 divide 12345 4.9 -> 2519.387755102041 Inexact Rounded
  140. dddiv133 divide 12345 5 -> 2469
  141. dddiv134 divide 12345 5.1 -> 2420.588235294118 Inexact Rounded
  142. dddiv135 divide 12345 5.01 -> 2464.071856287425 Inexact Rounded
  143. dddiv136 divide 12345 5.001 -> 2468.506298740252 Inexact Rounded
  144. -- test possibly imprecise results
  145. dddiv220 divide 391 597 -> 0.6549413735343384 Inexact Rounded
  146. dddiv221 divide 391 -597 -> -0.6549413735343384 Inexact Rounded
  147. dddiv222 divide -391 597 -> -0.6549413735343384 Inexact Rounded
  148. dddiv223 divide -391 -597 -> 0.6549413735343384 Inexact Rounded
  149. -- test some cases that are close to exponent overflow
  150. dddiv270 divide 1 1e384 -> 1E-384 Subnormal
  151. dddiv271 divide 1 0.9e384 -> 1.11111111111111E-384 Rounded Inexact Subnormal Underflow
  152. dddiv272 divide 1 0.99e384 -> 1.01010101010101E-384 Rounded Inexact Subnormal Underflow
  153. dddiv273 divide 1 0.9999999999999999e384 -> 1.00000000000000E-384 Rounded Inexact Subnormal Underflow
  154. dddiv274 divide 9e384 1 -> 9.000000000000000E+384 Clamped
  155. dddiv275 divide 9.9e384 1 -> 9.900000000000000E+384 Clamped
  156. dddiv276 divide 9.99e384 1 -> 9.990000000000000E+384 Clamped
  157. dddiv277 divide 9.999999999999999e384 1 -> 9.999999999999999E+384
  158. -- Divide into 0 tests
  159. dddiv301 divide 0 7 -> 0
  160. dddiv302 divide 0 7E-5 -> 0E+5
  161. dddiv303 divide 0 7E-1 -> 0E+1
  162. dddiv304 divide 0 7E+1 -> 0.0
  163. dddiv305 divide 0 7E+5 -> 0.00000
  164. dddiv306 divide 0 7E+6 -> 0.000000
  165. dddiv307 divide 0 7E+7 -> 0E-7
  166. dddiv308 divide 0 70E-5 -> 0E+5
  167. dddiv309 divide 0 70E-1 -> 0E+1
  168. dddiv310 divide 0 70E+0 -> 0
  169. dddiv311 divide 0 70E+1 -> 0.0
  170. dddiv312 divide 0 70E+5 -> 0.00000
  171. dddiv313 divide 0 70E+6 -> 0.000000
  172. dddiv314 divide 0 70E+7 -> 0E-7
  173. dddiv315 divide 0 700E-5 -> 0E+5
  174. dddiv316 divide 0 700E-1 -> 0E+1
  175. dddiv317 divide 0 700E+0 -> 0
  176. dddiv318 divide 0 700E+1 -> 0.0
  177. dddiv319 divide 0 700E+5 -> 0.00000
  178. dddiv320 divide 0 700E+6 -> 0.000000
  179. dddiv321 divide 0 700E+7 -> 0E-7
  180. dddiv322 divide 0 700E+77 -> 0E-77
  181. dddiv331 divide 0E-3 7E-5 -> 0E+2
  182. dddiv332 divide 0E-3 7E-1 -> 0.00
  183. dddiv333 divide 0E-3 7E+1 -> 0.0000
  184. dddiv334 divide 0E-3 7E+5 -> 0E-8
  185. dddiv335 divide 0E-1 7E-5 -> 0E+4
  186. dddiv336 divide 0E-1 7E-1 -> 0
  187. dddiv337 divide 0E-1 7E+1 -> 0.00
  188. dddiv338 divide 0E-1 7E+5 -> 0.000000
  189. dddiv339 divide 0E+1 7E-5 -> 0E+6
  190. dddiv340 divide 0E+1 7E-1 -> 0E+2
  191. dddiv341 divide 0E+1 7E+1 -> 0
  192. dddiv342 divide 0E+1 7E+5 -> 0.0000
  193. dddiv343 divide 0E+3 7E-5 -> 0E+8
  194. dddiv344 divide 0E+3 7E-1 -> 0E+4
  195. dddiv345 divide 0E+3 7E+1 -> 0E+2
  196. dddiv346 divide 0E+3 7E+5 -> 0.00
  197. -- These were 'input rounding'
  198. dddiv441 divide 12345678000 1 -> 12345678000
  199. dddiv442 divide 1 12345678000 -> 8.100000664200054E-11 Inexact Rounded
  200. dddiv443 divide 1234567800 1 -> 1234567800
  201. dddiv444 divide 1 1234567800 -> 8.100000664200054E-10 Inexact Rounded
  202. dddiv445 divide 1234567890 1 -> 1234567890
  203. dddiv446 divide 1 1234567890 -> 8.100000073710001E-10 Inexact Rounded
  204. dddiv447 divide 1234567891 1 -> 1234567891
  205. dddiv448 divide 1 1234567891 -> 8.100000067149001E-10 Inexact Rounded
  206. dddiv449 divide 12345678901 1 -> 12345678901
  207. dddiv450 divide 1 12345678901 -> 8.100000073053901E-11 Inexact Rounded
  208. dddiv451 divide 1234567896 1 -> 1234567896
  209. dddiv452 divide 1 1234567896 -> 8.100000034344000E-10 Inexact Rounded
  210. -- high-lows
  211. dddiv453 divide 1e+1 1 -> 1E+1
  212. dddiv454 divide 1e+1 1.0 -> 1E+1
  213. dddiv455 divide 1e+1 1.00 -> 1E+1
  214. dddiv456 divide 1e+2 2 -> 5E+1
  215. dddiv457 divide 1e+2 2.0 -> 5E+1
  216. dddiv458 divide 1e+2 2.00 -> 5E+1
  217. -- some from IEEE discussions
  218. dddiv460 divide 3e0 2e0 -> 1.5
  219. dddiv461 divide 30e-1 2e0 -> 1.5
  220. dddiv462 divide 300e-2 2e0 -> 1.50
  221. dddiv464 divide 3000e-3 2e0 -> 1.500
  222. dddiv465 divide 3e0 20e-1 -> 1.5
  223. dddiv466 divide 30e-1 20e-1 -> 1.5
  224. dddiv467 divide 300e-2 20e-1 -> 1.5
  225. dddiv468 divide 3000e-3 20e-1 -> 1.50
  226. dddiv469 divide 3e0 200e-2 -> 1.5
  227. dddiv470 divide 30e-1 200e-2 -> 1.5
  228. dddiv471 divide 300e-2 200e-2 -> 1.5
  229. dddiv472 divide 3000e-3 200e-2 -> 1.5
  230. dddiv473 divide 3e0 2000e-3 -> 1.5
  231. dddiv474 divide 30e-1 2000e-3 -> 1.5
  232. dddiv475 divide 300e-2 2000e-3 -> 1.5
  233. dddiv476 divide 3000e-3 2000e-3 -> 1.5
  234. -- some reciprocals
  235. dddiv480 divide 1 1.0E+33 -> 1E-33
  236. dddiv481 divide 1 10E+33 -> 1E-34
  237. dddiv482 divide 1 1.0E-33 -> 1E+33
  238. dddiv483 divide 1 10E-33 -> 1E+32
  239. -- RMS discussion table
  240. dddiv484 divide 0e5 1e3 -> 0E+2
  241. dddiv485 divide 0e5 2e3 -> 0E+2
  242. dddiv486 divide 0e5 10e2 -> 0E+3
  243. dddiv487 divide 0e5 20e2 -> 0E+3
  244. dddiv488 divide 0e5 100e1 -> 0E+4
  245. dddiv489 divide 0e5 200e1 -> 0E+4
  246. dddiv491 divide 1e5 1e3 -> 1E+2
  247. dddiv492 divide 1e5 2e3 -> 5E+1
  248. dddiv493 divide 1e5 10e2 -> 1E+2
  249. dddiv494 divide 1e5 20e2 -> 5E+1
  250. dddiv495 divide 1e5 100e1 -> 1E+2
  251. dddiv496 divide 1e5 200e1 -> 5E+1
  252. -- tryzeros cases
  253. rounding: half_up
  254. dddiv497 divide 0E+380 1000E-13 -> 0E+369 Clamped
  255. dddiv498 divide 0E-390 1000E+13 -> 0E-398 Clamped
  256. rounding: half_up
  257. -- focus on trailing zeros issues
  258. dddiv500 divide 1 9.9 -> 0.1010101010101010 Inexact Rounded
  259. dddiv501 divide 1 9.09 -> 0.1100110011001100 Inexact Rounded
  260. dddiv502 divide 1 9.009 -> 0.1110001110001110 Inexact Rounded
  261. dddiv511 divide 1 2 -> 0.5
  262. dddiv512 divide 1.0 2 -> 0.5
  263. dddiv513 divide 1.00 2 -> 0.50
  264. dddiv514 divide 1.000 2 -> 0.500
  265. dddiv515 divide 1.0000 2 -> 0.5000
  266. dddiv516 divide 1.00000 2 -> 0.50000
  267. dddiv517 divide 1.000000 2 -> 0.500000
  268. dddiv518 divide 1.0000000 2 -> 0.5000000
  269. dddiv519 divide 1.00 2.00 -> 0.5
  270. dddiv521 divide 2 1 -> 2
  271. dddiv522 divide 2 1.0 -> 2
  272. dddiv523 divide 2 1.00 -> 2
  273. dddiv524 divide 2 1.000 -> 2
  274. dddiv525 divide 2 1.0000 -> 2
  275. dddiv526 divide 2 1.00000 -> 2
  276. dddiv527 divide 2 1.000000 -> 2
  277. dddiv528 divide 2 1.0000000 -> 2
  278. dddiv529 divide 2.00 1.00 -> 2
  279. dddiv530 divide 2.40 2 -> 1.20
  280. dddiv531 divide 2.40 4 -> 0.60
  281. dddiv532 divide 2.40 10 -> 0.24
  282. dddiv533 divide 2.40 2.0 -> 1.2
  283. dddiv534 divide 2.40 4.0 -> 0.6
  284. dddiv535 divide 2.40 10.0 -> 0.24
  285. dddiv536 divide 2.40 2.00 -> 1.2
  286. dddiv537 divide 2.40 4.00 -> 0.6
  287. dddiv538 divide 2.40 10.00 -> 0.24
  288. dddiv539 divide 0.9 0.1 -> 9
  289. dddiv540 divide 0.9 0.01 -> 9E+1
  290. dddiv541 divide 0.9 0.001 -> 9E+2
  291. dddiv542 divide 5 2 -> 2.5
  292. dddiv543 divide 5 2.0 -> 2.5
  293. dddiv544 divide 5 2.00 -> 2.5
  294. dddiv545 divide 5 20 -> 0.25
  295. dddiv546 divide 5 20.0 -> 0.25
  296. dddiv547 divide 2.400 2 -> 1.200
  297. dddiv548 divide 2.400 2.0 -> 1.20
  298. dddiv549 divide 2.400 2.400 -> 1
  299. dddiv550 divide 240 1 -> 240
  300. dddiv551 divide 240 10 -> 24
  301. dddiv552 divide 240 100 -> 2.4
  302. dddiv553 divide 240 1000 -> 0.24
  303. dddiv554 divide 2400 1 -> 2400
  304. dddiv555 divide 2400 10 -> 240
  305. dddiv556 divide 2400 100 -> 24
  306. dddiv557 divide 2400 1000 -> 2.4
  307. -- +ve exponent
  308. dddiv600 divide 2.4E+9 2 -> 1.2E+9
  309. dddiv601 divide 2.40E+9 2 -> 1.20E+9
  310. dddiv602 divide 2.400E+9 2 -> 1.200E+9
  311. dddiv603 divide 2.4000E+9 2 -> 1.2000E+9
  312. dddiv604 divide 24E+8 2 -> 1.2E+9
  313. dddiv605 divide 240E+7 2 -> 1.20E+9
  314. dddiv606 divide 2400E+6 2 -> 1.200E+9
  315. dddiv607 divide 24000E+5 2 -> 1.2000E+9
  316. -- more zeros, etc.
  317. dddiv731 divide 5.00 1E-3 -> 5.00E+3
  318. dddiv732 divide 00.00 0.000 -> NaN Division_undefined
  319. dddiv733 divide 00.00 0E-3 -> NaN Division_undefined
  320. dddiv734 divide 0 -0 -> NaN Division_undefined
  321. dddiv735 divide -0 0 -> NaN Division_undefined
  322. dddiv736 divide -0 -0 -> NaN Division_undefined
  323. dddiv741 divide 0 -1 -> -0
  324. dddiv742 divide -0 -1 -> 0
  325. dddiv743 divide 0 1 -> 0
  326. dddiv744 divide -0 1 -> -0
  327. dddiv745 divide -1 0 -> -Infinity Division_by_zero
  328. dddiv746 divide -1 -0 -> Infinity Division_by_zero
  329. dddiv747 divide 1 0 -> Infinity Division_by_zero
  330. dddiv748 divide 1 -0 -> -Infinity Division_by_zero
  331. dddiv751 divide 0.0 -1 -> -0.0
  332. dddiv752 divide -0.0 -1 -> 0.0
  333. dddiv753 divide 0.0 1 -> 0.0
  334. dddiv754 divide -0.0 1 -> -0.0
  335. dddiv755 divide -1.0 0 -> -Infinity Division_by_zero
  336. dddiv756 divide -1.0 -0 -> Infinity Division_by_zero
  337. dddiv757 divide 1.0 0 -> Infinity Division_by_zero
  338. dddiv758 divide 1.0 -0 -> -Infinity Division_by_zero
  339. dddiv761 divide 0 -1.0 -> -0E+1
  340. dddiv762 divide -0 -1.0 -> 0E+1
  341. dddiv763 divide 0 1.0 -> 0E+1
  342. dddiv764 divide -0 1.0 -> -0E+1
  343. dddiv765 divide -1 0.0 -> -Infinity Division_by_zero
  344. dddiv766 divide -1 -0.0 -> Infinity Division_by_zero
  345. dddiv767 divide 1 0.0 -> Infinity Division_by_zero
  346. dddiv768 divide 1 -0.0 -> -Infinity Division_by_zero
  347. dddiv771 divide 0.0 -1.0 -> -0
  348. dddiv772 divide -0.0 -1.0 -> 0
  349. dddiv773 divide 0.0 1.0 -> 0
  350. dddiv774 divide -0.0 1.0 -> -0
  351. dddiv775 divide -1.0 0.0 -> -Infinity Division_by_zero
  352. dddiv776 divide -1.0 -0.0 -> Infinity Division_by_zero
  353. dddiv777 divide 1.0 0.0 -> Infinity Division_by_zero
  354. dddiv778 divide 1.0 -0.0 -> -Infinity Division_by_zero
  355. -- Specials
  356. dddiv780 divide Inf -Inf -> NaN Invalid_operation
  357. dddiv781 divide Inf -1000 -> -Infinity
  358. dddiv782 divide Inf -1 -> -Infinity
  359. dddiv783 divide Inf -0 -> -Infinity
  360. dddiv784 divide Inf 0 -> Infinity
  361. dddiv785 divide Inf 1 -> Infinity
  362. dddiv786 divide Inf 1000 -> Infinity
  363. dddiv787 divide Inf Inf -> NaN Invalid_operation
  364. dddiv788 divide -1000 Inf -> -0E-398 Clamped
  365. dddiv789 divide -Inf Inf -> NaN Invalid_operation
  366. dddiv790 divide -1 Inf -> -0E-398 Clamped
  367. dddiv791 divide -0 Inf -> -0E-398 Clamped
  368. dddiv792 divide 0 Inf -> 0E-398 Clamped
  369. dddiv793 divide 1 Inf -> 0E-398 Clamped
  370. dddiv794 divide 1000 Inf -> 0E-398 Clamped
  371. dddiv795 divide Inf Inf -> NaN Invalid_operation
  372. dddiv800 divide -Inf -Inf -> NaN Invalid_operation
  373. dddiv801 divide -Inf -1000 -> Infinity
  374. dddiv802 divide -Inf -1 -> Infinity
  375. dddiv803 divide -Inf -0 -> Infinity
  376. dddiv804 divide -Inf 0 -> -Infinity
  377. dddiv805 divide -Inf 1 -> -Infinity
  378. dddiv806 divide -Inf 1000 -> -Infinity
  379. dddiv807 divide -Inf Inf -> NaN Invalid_operation
  380. dddiv808 divide -1000 Inf -> -0E-398 Clamped
  381. dddiv809 divide -Inf -Inf -> NaN Invalid_operation
  382. dddiv810 divide -1 -Inf -> 0E-398 Clamped
  383. dddiv811 divide -0 -Inf -> 0E-398 Clamped
  384. dddiv812 divide 0 -Inf -> -0E-398 Clamped
  385. dddiv813 divide 1 -Inf -> -0E-398 Clamped
  386. dddiv814 divide 1000 -Inf -> -0E-398 Clamped
  387. dddiv815 divide Inf -Inf -> NaN Invalid_operation
  388. dddiv821 divide NaN -Inf -> NaN
  389. dddiv822 divide NaN -1000 -> NaN
  390. dddiv823 divide NaN -1 -> NaN
  391. dddiv824 divide NaN -0 -> NaN
  392. dddiv825 divide NaN 0 -> NaN
  393. dddiv826 divide NaN 1 -> NaN
  394. dddiv827 divide NaN 1000 -> NaN
  395. dddiv828 divide NaN Inf -> NaN
  396. dddiv829 divide NaN NaN -> NaN
  397. dddiv830 divide -Inf NaN -> NaN
  398. dddiv831 divide -1000 NaN -> NaN
  399. dddiv832 divide -1 NaN -> NaN
  400. dddiv833 divide -0 NaN -> NaN
  401. dddiv834 divide 0 NaN -> NaN
  402. dddiv835 divide 1 NaN -> NaN
  403. dddiv836 divide 1000 NaN -> NaN
  404. dddiv837 divide Inf NaN -> NaN
  405. dddiv841 divide sNaN -Inf -> NaN Invalid_operation
  406. dddiv842 divide sNaN -1000 -> NaN Invalid_operation
  407. dddiv843 divide sNaN -1 -> NaN Invalid_operation
  408. dddiv844 divide sNaN -0 -> NaN Invalid_operation
  409. dddiv845 divide sNaN 0 -> NaN Invalid_operation
  410. dddiv846 divide sNaN 1 -> NaN Invalid_operation
  411. dddiv847 divide sNaN 1000 -> NaN Invalid_operation
  412. dddiv848 divide sNaN NaN -> NaN Invalid_operation
  413. dddiv849 divide sNaN sNaN -> NaN Invalid_operation
  414. dddiv850 divide NaN sNaN -> NaN Invalid_operation
  415. dddiv851 divide -Inf sNaN -> NaN Invalid_operation
  416. dddiv852 divide -1000 sNaN -> NaN Invalid_operation
  417. dddiv853 divide -1 sNaN -> NaN Invalid_operation
  418. dddiv854 divide -0 sNaN -> NaN Invalid_operation
  419. dddiv855 divide 0 sNaN -> NaN Invalid_operation
  420. dddiv856 divide 1 sNaN -> NaN Invalid_operation
  421. dddiv857 divide 1000 sNaN -> NaN Invalid_operation
  422. dddiv858 divide Inf sNaN -> NaN Invalid_operation
  423. dddiv859 divide NaN sNaN -> NaN Invalid_operation
  424. -- propagating NaNs
  425. dddiv861 divide NaN9 -Inf -> NaN9
  426. dddiv862 divide NaN8 1000 -> NaN8
  427. dddiv863 divide NaN7 Inf -> NaN7
  428. dddiv864 divide NaN6 NaN5 -> NaN6
  429. dddiv865 divide -Inf NaN4 -> NaN4
  430. dddiv866 divide -1000 NaN3 -> NaN3
  431. dddiv867 divide Inf NaN2 -> NaN2
  432. dddiv871 divide sNaN99 -Inf -> NaN99 Invalid_operation
  433. dddiv872 divide sNaN98 -1 -> NaN98 Invalid_operation
  434. dddiv873 divide sNaN97 NaN -> NaN97 Invalid_operation
  435. dddiv874 divide sNaN96 sNaN94 -> NaN96 Invalid_operation
  436. dddiv875 divide NaN95 sNaN93 -> NaN93 Invalid_operation
  437. dddiv876 divide -Inf sNaN92 -> NaN92 Invalid_operation
  438. dddiv877 divide 0 sNaN91 -> NaN91 Invalid_operation
  439. dddiv878 divide Inf sNaN90 -> NaN90 Invalid_operation
  440. dddiv879 divide NaN sNaN89 -> NaN89 Invalid_operation
  441. dddiv881 divide -NaN9 -Inf -> -NaN9
  442. dddiv882 divide -NaN8 1000 -> -NaN8
  443. dddiv883 divide -NaN7 Inf -> -NaN7
  444. dddiv884 divide -NaN6 -NaN5 -> -NaN6
  445. dddiv885 divide -Inf -NaN4 -> -NaN4
  446. dddiv886 divide -1000 -NaN3 -> -NaN3
  447. dddiv887 divide Inf -NaN2 -> -NaN2
  448. dddiv891 divide -sNaN99 -Inf -> -NaN99 Invalid_operation
  449. dddiv892 divide -sNaN98 -1 -> -NaN98 Invalid_operation
  450. dddiv893 divide -sNaN97 NaN -> -NaN97 Invalid_operation
  451. dddiv894 divide -sNaN96 -sNaN94 -> -NaN96 Invalid_operation
  452. dddiv895 divide -NaN95 -sNaN93 -> -NaN93 Invalid_operation
  453. dddiv896 divide -Inf -sNaN92 -> -NaN92 Invalid_operation
  454. dddiv897 divide 0 -sNaN91 -> -NaN91 Invalid_operation
  455. dddiv898 divide Inf -sNaN90 -> -NaN90 Invalid_operation
  456. dddiv899 divide -NaN -sNaN89 -> -NaN89 Invalid_operation
  457. -- Various flavours of divide by 0
  458. dddiv901 divide 0 0 -> NaN Division_undefined
  459. dddiv902 divide 0.0E5 0 -> NaN Division_undefined
  460. dddiv903 divide 0.000 0 -> NaN Division_undefined
  461. dddiv904 divide 0.0001 0 -> Infinity Division_by_zero
  462. dddiv905 divide 0.01 0 -> Infinity Division_by_zero
  463. dddiv906 divide 0.1 0 -> Infinity Division_by_zero
  464. dddiv907 divide 1 0 -> Infinity Division_by_zero
  465. dddiv908 divide 1 0.0 -> Infinity Division_by_zero
  466. dddiv909 divide 10 0.0 -> Infinity Division_by_zero
  467. dddiv910 divide 1E+100 0.0 -> Infinity Division_by_zero
  468. dddiv911 divide 1E+100 0 -> Infinity Division_by_zero
  469. dddiv921 divide -0.0001 0 -> -Infinity Division_by_zero
  470. dddiv922 divide -0.01 0 -> -Infinity Division_by_zero
  471. dddiv923 divide -0.1 0 -> -Infinity Division_by_zero
  472. dddiv924 divide -1 0 -> -Infinity Division_by_zero
  473. dddiv925 divide -1 0.0 -> -Infinity Division_by_zero
  474. dddiv926 divide -10 0.0 -> -Infinity Division_by_zero
  475. dddiv927 divide -1E+100 0.0 -> -Infinity Division_by_zero
  476. dddiv928 divide -1E+100 0 -> -Infinity Division_by_zero
  477. dddiv931 divide 0.0001 -0 -> -Infinity Division_by_zero
  478. dddiv932 divide 0.01 -0 -> -Infinity Division_by_zero
  479. dddiv933 divide 0.1 -0 -> -Infinity Division_by_zero
  480. dddiv934 divide 1 -0 -> -Infinity Division_by_zero
  481. dddiv935 divide 1 -0.0 -> -Infinity Division_by_zero
  482. dddiv936 divide 10 -0.0 -> -Infinity Division_by_zero
  483. dddiv937 divide 1E+100 -0.0 -> -Infinity Division_by_zero
  484. dddiv938 divide 1E+100 -0 -> -Infinity Division_by_zero
  485. dddiv941 divide -0.0001 -0 -> Infinity Division_by_zero
  486. dddiv942 divide -0.01 -0 -> Infinity Division_by_zero
  487. dddiv943 divide -0.1 -0 -> Infinity Division_by_zero
  488. dddiv944 divide -1 -0 -> Infinity Division_by_zero
  489. dddiv945 divide -1 -0.0 -> Infinity Division_by_zero
  490. dddiv946 divide -10 -0.0 -> Infinity Division_by_zero
  491. dddiv947 divide -1E+100 -0.0 -> Infinity Division_by_zero
  492. dddiv948 divide -1E+100 -0 -> Infinity Division_by_zero
  493. -- Examples from SQL proposal (Krishna Kulkarni)
  494. dddiv1021 divide 1E0 1E0 -> 1
  495. dddiv1022 divide 1E0 2E0 -> 0.5
  496. dddiv1023 divide 1E0 3E0 -> 0.3333333333333333 Inexact Rounded
  497. dddiv1024 divide 100E-2 1000E-3 -> 1
  498. dddiv1025 divide 24E-1 2E0 -> 1.2
  499. dddiv1026 divide 2400E-3 2E0 -> 1.200
  500. dddiv1027 divide 5E0 2E0 -> 2.5
  501. dddiv1028 divide 5E0 20E-1 -> 2.5
  502. dddiv1029 divide 5E0 2000E-3 -> 2.5
  503. dddiv1030 divide 5E0 2E-1 -> 25
  504. dddiv1031 divide 5E0 20E-2 -> 25
  505. dddiv1032 divide 480E-2 3E0 -> 1.60
  506. dddiv1033 divide 47E-1 2E0 -> 2.35
  507. -- ECMAScript bad examples
  508. rounding: half_down
  509. dddiv1040 divide 5 9 -> 0.5555555555555556 Inexact Rounded
  510. rounding: half_even
  511. dddiv1041 divide 6 11 -> 0.5454545454545455 Inexact Rounded
  512. -- overflow and underflow tests .. note subnormal results
  513. -- signs
  514. dddiv1051 divide 1e+277 1e-311 -> Infinity Overflow Inexact Rounded
  515. dddiv1052 divide 1e+277 -1e-311 -> -Infinity Overflow Inexact Rounded
  516. dddiv1053 divide -1e+277 1e-311 -> -Infinity Overflow Inexact Rounded
  517. dddiv1054 divide -1e+277 -1e-311 -> Infinity Overflow Inexact Rounded
  518. dddiv1055 divide 1e-277 1e+311 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  519. dddiv1056 divide 1e-277 -1e+311 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
  520. dddiv1057 divide -1e-277 1e+311 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
  521. dddiv1058 divide -1e-277 -1e+311 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  522. -- 'subnormal' boundary (all hard underflow or overflow in base arithemtic)
  523. dddiv1060 divide 1e-291 1e+101 -> 1E-392 Subnormal
  524. dddiv1061 divide 1e-291 1e+102 -> 1E-393 Subnormal
  525. dddiv1062 divide 1e-291 1e+103 -> 1E-394 Subnormal
  526. dddiv1063 divide 1e-291 1e+104 -> 1E-395 Subnormal
  527. dddiv1064 divide 1e-291 1e+105 -> 1E-396 Subnormal
  528. dddiv1065 divide 1e-291 1e+106 -> 1E-397 Subnormal
  529. dddiv1066 divide 1e-291 1e+107 -> 1E-398 Subnormal
  530. dddiv1067 divide 1e-291 1e+108 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  531. dddiv1068 divide 1e-291 1e+109 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  532. dddiv1069 divide 1e-291 1e+110 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  533. -- [no equivalent of 'subnormal' for overflow]
  534. dddiv1070 divide 1e+60 1e-321 -> 1.000000000000E+381 Clamped
  535. dddiv1071 divide 1e+60 1e-322 -> 1.0000000000000E+382 Clamped
  536. dddiv1072 divide 1e+60 1e-323 -> 1.00000000000000E+383 Clamped
  537. dddiv1073 divide 1e+60 1e-324 -> 1.000000000000000E+384 Clamped
  538. dddiv1074 divide 1e+60 1e-325 -> Infinity Overflow Inexact Rounded
  539. dddiv1075 divide 1e+60 1e-326 -> Infinity Overflow Inexact Rounded
  540. dddiv1076 divide 1e+60 1e-327 -> Infinity Overflow Inexact Rounded
  541. dddiv1077 divide 1e+60 1e-328 -> Infinity Overflow Inexact Rounded
  542. dddiv1078 divide 1e+60 1e-329 -> Infinity Overflow Inexact Rounded
  543. dddiv1079 divide 1e+60 1e-330 -> Infinity Overflow Inexact Rounded
  544. dddiv1101 divide 1.0000E-394 1 -> 1.0000E-394 Subnormal
  545. dddiv1102 divide 1.000E-394 1e+1 -> 1.000E-395 Subnormal
  546. dddiv1103 divide 1.00E-394 1e+2 -> 1.00E-396 Subnormal
  547. dddiv1104 divide 1.0E-394 1e+3 -> 1.0E-397 Subnormal
  548. dddiv1105 divide 1.0E-394 1e+4 -> 1E-398 Subnormal Rounded
  549. dddiv1106 divide 1.3E-394 1e+4 -> 1E-398 Underflow Subnormal Inexact Rounded
  550. dddiv1107 divide 1.5E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  551. dddiv1108 divide 1.7E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  552. dddiv1109 divide 2.3E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  553. dddiv1110 divide 2.5E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  554. dddiv1111 divide 2.7E-394 1e+4 -> 3E-398 Underflow Subnormal Inexact Rounded
  555. dddiv1112 divide 1.49E-394 1e+4 -> 1E-398 Underflow Subnormal Inexact Rounded
  556. dddiv1113 divide 1.50E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  557. dddiv1114 divide 1.51E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  558. dddiv1115 divide 2.49E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  559. dddiv1116 divide 2.50E-394 1e+4 -> 2E-398 Underflow Subnormal Inexact Rounded
  560. dddiv1117 divide 2.51E-394 1e+4 -> 3E-398 Underflow Subnormal Inexact Rounded
  561. dddiv1118 divide 1E-394 1e+4 -> 1E-398 Subnormal
  562. dddiv1119 divide 3E-394 1e+5 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  563. dddiv1120 divide 5E-394 1e+5 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  564. dddiv1121 divide 7E-394 1e+5 -> 1E-398 Underflow Subnormal Inexact Rounded
  565. dddiv1122 divide 9E-394 1e+5 -> 1E-398 Underflow Subnormal Inexact Rounded
  566. dddiv1123 divide 9.9E-394 1e+5 -> 1E-398 Underflow Subnormal Inexact Rounded
  567. dddiv1124 divide 1E-394 -1e+4 -> -1E-398 Subnormal
  568. dddiv1125 divide 3E-394 -1e+5 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
  569. dddiv1126 divide -5E-394 1e+5 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
  570. dddiv1127 divide 7E-394 -1e+5 -> -1E-398 Underflow Subnormal Inexact Rounded
  571. dddiv1128 divide -9E-394 1e+5 -> -1E-398 Underflow Subnormal Inexact Rounded
  572. dddiv1129 divide 9.9E-394 -1e+5 -> -1E-398 Underflow Subnormal Inexact Rounded
  573. dddiv1130 divide 3.0E-394 -1e+5 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
  574. dddiv1131 divide 1.0E-199 1e+200 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
  575. dddiv1132 divide 1.0E-199 1e+199 -> 1E-398 Subnormal Rounded
  576. dddiv1133 divide 1.0E-199 1e+198 -> 1.0E-397 Subnormal
  577. dddiv1134 divide 2.0E-199 2e+198 -> 1.0E-397 Subnormal
  578. dddiv1135 divide 4.0E-199 4e+198 -> 1.0E-397 Subnormal
  579. dddiv1136 divide 10.0E-199 10e+198 -> 1.0E-397 Subnormal
  580. dddiv1137 divide 30.0E-199 30e+198 -> 1.0E-397 Subnormal
  581. -- randoms
  582. dddiv2010 divide -3.303226714900711E-35 8.796578842713183E+73 -> -3.755126594058783E-109 Inexact Rounded
  583. dddiv2011 divide 933153327821073.6 68782181090246.25 -> 13.56678885475763 Inexact Rounded
  584. dddiv2012 divide 5.04752436057906E-72 -8.179481771238642E+64 -> -6.170958627632835E-137 Inexact Rounded
  585. dddiv2013 divide -3707613309582318 3394911196503.048 -> -1092.109070010836 Inexact Rounded
  586. dddiv2014 divide 99689.0555190461 -4.735208553891464 -> -21052.72753765411 Inexact Rounded
  587. dddiv2015 divide -1447915775613329 269750797.8184875 -> -5367605.164925653 Inexact Rounded
  588. dddiv2016 divide -9.394881304225258E-19 -830585.0252671636 -> 1.131116143251358E-24 Inexact Rounded
  589. dddiv2017 divide -1.056283432738934 88.58754555124013 -> -0.01192361100159352 Inexact Rounded
  590. dddiv2018 divide 5763220933343.081 689089567025052.1 -> 0.008363529516524456 Inexact Rounded
  591. dddiv2019 divide 873819.122103216 9.740612494523300E-49 -> 8.970884763093948E+53 Inexact Rounded
  592. dddiv2020 divide 8022914.838533576 6178.566801742713 -> 1298.507420243583 Inexact Rounded
  593. dddiv2021 divide 203982.7605650363 -2158.283639053435 -> -94.51156320422168 Inexact Rounded
  594. dddiv2022 divide 803.6310547013030 7101143795399.238 -> 1.131692411611166E-10 Inexact Rounded
  595. dddiv2023 divide 9.251697842123399E-82 -1.342350220606119E-7 -> -6.892163982321936E-75 Inexact Rounded
  596. dddiv2024 divide -1.980600645637992E-53 -5.474262753214457E+77 -> 3.618022617703168E-131 Inexact Rounded
  597. dddiv2025 divide -210.0322996351690 -8.580951835872843E+80 -> 2.447657365434971E-79 Inexact Rounded
  598. dddiv2026 divide -1.821980314020370E+85 -3.018915267138165 -> 6.035215144503042E+84 Inexact Rounded
  599. dddiv2027 divide -772264503601.1047 5.158258271408988E-86 -> -1.497141986630614E+97 Inexact Rounded
  600. dddiv2028 divide -767.0532415847106 2.700027228028939E-59 -> -2.840909282772941E+61 Inexact Rounded
  601. dddiv2029 divide 496724.8548250093 7.32700588163100E+66 -> 6.779370220929013E-62 Inexact Rounded
  602. dddiv2030 divide -304232651447703.9 -108.9730808657440 -> 2791814721862.565 Inexact Rounded
  603. dddiv2031 divide -7.233817192699405E+42 -5711302004.149411 -> 1.266579352211430E+33 Inexact Rounded
  604. dddiv2032 divide -9.999221444912745E+96 4010569406446197 -> -2.493217404202250E+81 Inexact Rounded
  605. dddiv2033 divide -1837272.061937622 8.356322838066762 -> -219866.0939196882 Inexact Rounded
  606. dddiv2034 divide 2168.517555606529 209.1910258615061 -> 10.36620737756784 Inexact Rounded
  607. dddiv2035 divide -1.884389790576371E+88 2.95181953870583E+20 -> -6.383824505079828E+67 Inexact Rounded
  608. dddiv2036 divide 732263.6037438196 961222.3634446889 -> 0.7618045850698269 Inexact Rounded
  609. dddiv2037 divide -813461419.0348336 5.376293753809143E+84 -> -1.513052404285927E-76 Inexact Rounded
  610. dddiv2038 divide -45562133508108.50 -9.776843494690107E+51 -> 4.660208945029519E-39 Inexact Rounded
  611. dddiv2039 divide -6.489393172441016E+80 -9101965.097852113 -> 7.129661674897421E+73 Inexact Rounded
  612. dddiv2040 divide 3.694576237117349E+93 6683512.012622003 -> 5.527896456443912E+86 Inexact Rounded
  613. dddiv2041 divide -2.252877726403272E+19 -7451913256.181367 -> 3023220546.125531 Inexact Rounded
  614. dddiv2042 divide 518303.1989111842 50.01587020474133 -> 10362.77479107123 Inexact Rounded
  615. dddiv2043 divide 2.902087881880103E+24 33.32400992305702 -> 8.708699488989578E+22 Inexact Rounded
  616. dddiv2044 divide 549619.4559510557 1660824845196338 -> 3.309316196351104E-10 Inexact Rounded
  617. dddiv2045 divide -6775670774684043 8292152023.077262 -> -817118.4941891062 Inexact Rounded
  618. dddiv2046 divide -77.50923921524079 -5.636882655425815E+74 -> 1.375037302588405E-73 Inexact Rounded
  619. dddiv2047 divide -2.984889459605149E-10 -88106156784122.99 -> 3.387833005721384E-24 Inexact Rounded
  620. dddiv2048 divide 0.949517293997085 44767115.96450998 -> 2.121015110175589E-8 Inexact Rounded
  621. dddiv2049 divide -2760937211.084521 -1087015876975408 -> 0.000002539923537057024 Inexact Rounded
  622. dddiv2050 divide 28438351.85030536 -4.209397904088624E-47 -> -6.755919135770688E+53 Inexact Rounded
  623. dddiv2051 divide -85562731.6820956 -7.166045442530185E+45 -> 1.194002080621542E-38 Inexact Rounded
  624. dddiv2052 divide 2533802852165.25 7154.119606235955 -> 354173957.3317501 Inexact Rounded
  625. dddiv2053 divide -8858831346851.474 97.59734208801716 -> -90769186509.83577 Inexact Rounded
  626. dddiv2054 divide 176783629801387.5 840073263.3109817 -> 210438.3480848206 Inexact Rounded
  627. dddiv2055 divide -493506471796175.6 79733894790822.03 -> -6.189418854940746 Inexact Rounded
  628. dddiv2056 divide 790.1682542103445 829.9449370367435 -> 0.9520731062371214 Inexact Rounded
  629. dddiv2057 divide -8920459838.583164 -4767.889187899214 -> 1870945.294035581 Inexact Rounded
  630. dddiv2058 divide 53536687164422.1 53137.5007032689 -> 1007512330.385698 Inexact Rounded
  631. dddiv2059 divide 4.051532311146561E-74 -2.343089768972261E+94 -> -1.729140882606332E-168 Inexact Rounded
  632. dddiv2060 divide -14847758778636.88 3.062543516383807E-43 -> -4.848178874587497E+55 Inexact Rounded
  633. -- Division probably has pre-rounding, so need to test rounding
  634. -- explicitly rather than assume included through other tests;
  635. -- tests include simple rounding and also the tricky cases of sticky
  636. -- bits following two zeros
  637. --
  638. -- 1/99999 gives 0.0000100001000010000100001000010000100001
  639. -- 1234567890123456
  640. --
  641. -- 1/999999 gives 0.000001000001000001000001000001000001000001
  642. -- 1234567890123456
  643. rounding: ceiling
  644. dddiv3001 divide 1 3 -> 0.3333333333333334 Inexact Rounded
  645. dddiv3002 divide 2 3 -> 0.6666666666666667 Inexact Rounded
  646. dddiv3003 divide 1 99999 -> 0.00001000010000100002 Inexact Rounded
  647. dddiv3004 divide 1 999999 -> 0.000001000001000001001 Inexact Rounded
  648. rounding: floor
  649. dddiv3011 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  650. dddiv3012 divide 2 3 -> 0.6666666666666666 Inexact Rounded
  651. dddiv3013 divide 1 99999 -> 0.00001000010000100001 Inexact Rounded
  652. dddiv3014 divide 1 999999 -> 0.000001000001000001000 Inexact Rounded
  653. rounding: up
  654. dddiv3021 divide 1 3 -> 0.3333333333333334 Inexact Rounded
  655. dddiv3022 divide 2 3 -> 0.6666666666666667 Inexact Rounded
  656. dddiv3023 divide 1 99999 -> 0.00001000010000100002 Inexact Rounded
  657. dddiv3024 divide 1 999999 -> 0.000001000001000001001 Inexact Rounded
  658. rounding: down
  659. dddiv3031 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  660. dddiv3032 divide 2 3 -> 0.6666666666666666 Inexact Rounded
  661. dddiv3033 divide 1 99999 -> 0.00001000010000100001 Inexact Rounded
  662. dddiv3034 divide 1 999999 -> 0.000001000001000001000 Inexact Rounded
  663. rounding: half_up
  664. dddiv3041 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  665. dddiv3042 divide 2 3 -> 0.6666666666666667 Inexact Rounded
  666. dddiv3043 divide 1 99999 -> 0.00001000010000100001 Inexact Rounded
  667. dddiv3044 divide 1 999999 -> 0.000001000001000001000 Inexact Rounded
  668. rounding: half_down
  669. dddiv3051 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  670. dddiv3052 divide 2 3 -> 0.6666666666666667 Inexact Rounded
  671. dddiv3053 divide 1 99999 -> 0.00001000010000100001 Inexact Rounded
  672. dddiv3054 divide 1 999999 -> 0.000001000001000001000 Inexact Rounded
  673. rounding: half_even
  674. dddiv3061 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  675. dddiv3062 divide 2 3 -> 0.6666666666666667 Inexact Rounded
  676. dddiv3063 divide 1 99999 -> 0.00001000010000100001 Inexact Rounded
  677. dddiv3064 divide 1 999999 -> 0.000001000001000001000 Inexact Rounded
  678. rounding: 05up
  679. dddiv3071 divide 1 3 -> 0.3333333333333333 Inexact Rounded
  680. dddiv3072 divide 2 3 -> 0.6666666666666666 Inexact Rounded
  681. dddiv3073 divide 1 99999 -> 0.00001000010000100001 Inexact Rounded
  682. dddiv3074 divide 1 999999 -> 0.000001000001000001001 Inexact Rounded
  683. -- random divide tests with result near 1
  684. rounding: half_even
  685. dddiv4001 divide 3195385192916917 3195385192946695 -> 0.9999999999906809 Inexact Rounded
  686. dddiv4002 divide 1393723067526993 1393723067519475 -> 1.000000000005394 Inexact Rounded
  687. dddiv4003 divide 759985543702302 759985543674015 -> 1.000000000037220 Inexact Rounded
  688. dddiv4004 divide 9579158456027302 9579158456036864 -> 0.9999999999990018 Inexact Rounded
  689. dddiv4005 divide 7079398299143569 7079398299156904 -> 0.9999999999981164 Inexact Rounded
  690. dddiv4006 divide 6636169255366598 6636169255336386 -> 1.000000000004553 Inexact Rounded
  691. dddiv4007 divide 6964813971340090 6964813971321554 -> 1.000000000002661 Inexact Rounded
  692. dddiv4008 divide 4182275225480784 4182275225454009 -> 1.000000000006402 Inexact Rounded
  693. dddiv4009 divide 9228325124938029 9228325124918730 -> 1.000000000002091 Inexact Rounded
  694. dddiv4010 divide 3428346338630192 3428346338609843 -> 1.000000000005936 Inexact Rounded
  695. dddiv4011 divide 2143511550722893 2143511550751754 -> 0.9999999999865356 Inexact Rounded
  696. dddiv4012 divide 1672732924396785 1672732924401811 -> 0.9999999999969953 Inexact Rounded
  697. dddiv4013 divide 4190714611948216 4190714611948664 -> 0.9999999999998931 Inexact Rounded
  698. dddiv4014 divide 3942254800848877 3942254800814556 -> 1.000000000008706 Inexact Rounded
  699. dddiv4015 divide 2854459826952334 2854459826960762 -> 0.9999999999970474 Inexact Rounded
  700. dddiv4016 divide 2853258953664731 2853258953684471 -> 0.9999999999930816 Inexact Rounded
  701. dddiv4017 divide 9453512638125978 9453512638146425 -> 0.9999999999978371 Inexact Rounded
  702. dddiv4018 divide 339476633940369 339476633912887 -> 1.000000000080954 Inexact Rounded
  703. dddiv4019 divide 4542181492688467 4542181492697735 -> 0.9999999999979596 Inexact Rounded
  704. dddiv4020 divide 7312600192399197 7312600192395424 -> 1.000000000000516 Inexact Rounded
  705. dddiv4021 divide 1811674985570111 1811674985603935 -> 0.9999999999813300 Inexact Rounded
  706. dddiv4022 divide 1706462639003481 1706462639017740 -> 0.9999999999916441 Inexact Rounded
  707. dddiv4023 divide 6697052654940368 6697052654934110 -> 1.000000000000934 Inexact Rounded
  708. dddiv4024 divide 5015283664277539 5015283664310719 -> 0.9999999999933842 Inexact Rounded
  709. dddiv4025 divide 2359501561537464 2359501561502464 -> 1.000000000014834 Inexact Rounded
  710. dddiv4026 divide 2669850227909157 2669850227901548 -> 1.000000000002850 Inexact Rounded
  711. dddiv4027 divide 9329725546974648 9329725547002445 -> 0.9999999999970206 Inexact Rounded
  712. dddiv4028 divide 3228562867071248 3228562867106206 -> 0.9999999999891723 Inexact Rounded
  713. dddiv4029 divide 4862226644921175 4862226644909380 -> 1.000000000002426 Inexact Rounded
  714. dddiv4030 divide 1022267997054529 1022267997071329 -> 0.9999999999835660 Inexact Rounded
  715. dddiv4031 divide 1048777482023719 1048777482000948 -> 1.000000000021712 Inexact Rounded
  716. dddiv4032 divide 9980113777337098 9980113777330539 -> 1.000000000000657 Inexact Rounded
  717. dddiv4033 divide 7506839167963908 7506839167942901 -> 1.000000000002798 Inexact Rounded
  718. dddiv4034 divide 231119751977860 231119751962453 -> 1.000000000066662 Inexact Rounded
  719. dddiv4035 divide 4034903664762962 4034903664795526 -> 0.9999999999919294 Inexact Rounded
  720. dddiv4036 divide 5700122152274696 5700122152251386 -> 1.000000000004089 Inexact Rounded
  721. dddiv4037 divide 6869599590293110 6869599590293495 -> 0.9999999999999440 Inexact Rounded
  722. dddiv4038 divide 5576281960092797 5576281960105579 -> 0.9999999999977078 Inexact Rounded
  723. dddiv4039 divide 2304844888381318 2304844888353073 -> 1.000000000012255 Inexact Rounded
  724. dddiv4040 divide 3265933651656452 3265933651682779 -> 0.9999999999919389 Inexact Rounded
  725. dddiv4041 divide 5235714985079914 5235714985066131 -> 1.000000000002632 Inexact Rounded
  726. dddiv4042 divide 5578481572827551 5578481572822945 -> 1.000000000000826 Inexact Rounded
  727. dddiv4043 divide 4909616081396134 4909616081373076 -> 1.000000000004696 Inexact Rounded
  728. dddiv4044 divide 636447224349537 636447224338757 -> 1.000000000016938 Inexact Rounded
  729. dddiv4045 divide 1539373428396640 1539373428364727 -> 1.000000000020731 Inexact Rounded
  730. dddiv4046 divide 2028786707377893 2028786707378866 -> 0.9999999999995204 Inexact Rounded
  731. dddiv4047 divide 137643260486222 137643260487419 -> 0.9999999999913036 Inexact Rounded
  732. dddiv4048 divide 247451519746765 247451519752267 -> 0.9999999999777653 Inexact Rounded
  733. dddiv4049 divide 7877858475022054 7877858474999794 -> 1.000000000002826 Inexact Rounded
  734. dddiv4050 divide 7333242694766258 7333242694744628 -> 1.000000000002950 Inexact Rounded
  735. dddiv4051 divide 124051503698592 124051503699397 -> 0.9999999999935108 Inexact Rounded
  736. dddiv4052 divide 8944737432385188 8944737432406860 -> 0.9999999999975771 Inexact Rounded
  737. dddiv4053 divide 9883948923406874 9883948923424843 -> 0.9999999999981820 Inexact Rounded
  738. dddiv4054 divide 6829178741654284 6829178741671973 -> 0.9999999999974098 Inexact Rounded
  739. dddiv4055 divide 7342752479768122 7342752479793385 -> 0.9999999999965595 Inexact Rounded
  740. dddiv4056 divide 8066426579008783 8066426578977563 -> 1.000000000003870 Inexact Rounded
  741. dddiv4057 divide 8992775071383295 8992775071352712 -> 1.000000000003401 Inexact Rounded
  742. dddiv4058 divide 5485011755545641 5485011755543611 -> 1.000000000000370 Inexact Rounded
  743. dddiv4059 divide 5779983054353918 5779983054365300 -> 0.9999999999980308 Inexact Rounded
  744. dddiv4060 divide 9502265102713774 9502265102735208 -> 0.9999999999977443 Inexact Rounded
  745. dddiv4061 divide 2109558399130981 2109558399116281 -> 1.000000000006968 Inexact Rounded
  746. dddiv4062 divide 5296182636350471 5296182636351521 -> 0.9999999999998017 Inexact Rounded
  747. dddiv4063 divide 1440019225591883 1440019225601844 -> 0.9999999999930827 Inexact Rounded
  748. dddiv4064 divide 8182110791881341 8182110791847174 -> 1.000000000004176 Inexact Rounded
  749. dddiv4065 divide 489098235512060 489098235534516 -> 0.9999999999540869 Inexact Rounded
  750. dddiv4066 divide 6475687084782038 6475687084756089 -> 1.000000000004007 Inexact Rounded
  751. dddiv4067 divide 8094348555736948 8094348555759236 -> 0.9999999999972465 Inexact Rounded
  752. dddiv4068 divide 1982766816291543 1982766816309463 -> 0.9999999999909621 Inexact Rounded
  753. dddiv4069 divide 9277314300113251 9277314300084467 -> 1.000000000003103 Inexact Rounded
  754. dddiv4070 divide 4335532959318934 4335532959293167 -> 1.000000000005943 Inexact Rounded
  755. dddiv4071 divide 7767113032981348 7767113032968132 -> 1.000000000001702 Inexact Rounded
  756. dddiv4072 divide 1578548053342868 1578548053370448 -> 0.9999999999825282 Inexact Rounded
  757. dddiv4073 divide 3790420686666898 3790420686636315 -> 1.000000000008068 Inexact Rounded
  758. dddiv4074 divide 871682421955147 871682421976441 -> 0.9999999999755714 Inexact Rounded
  759. dddiv4075 divide 744141054479940 744141054512329 -> 0.9999999999564746 Inexact Rounded
  760. dddiv4076 divide 8956824183670735 8956824183641741 -> 1.000000000003237 Inexact Rounded
  761. dddiv4077 divide 8337291694485682 8337291694451193 -> 1.000000000004137 Inexact Rounded
  762. dddiv4078 divide 4107775944683669 4107775944657097 -> 1.000000000006469 Inexact Rounded
  763. dddiv4079 divide 8691900057964648 8691900057997555 -> 0.9999999999962141 Inexact Rounded
  764. dddiv4080 divide 2229528520536462 2229528520502337 -> 1.000000000015306 Inexact Rounded
  765. dddiv4081 divide 398442083774322 398442083746273 -> 1.000000000070397 Inexact Rounded
  766. dddiv4082 divide 5319819776808759 5319819776838313 -> 0.9999999999944445 Inexact Rounded
  767. dddiv4083 divide 7710491299066855 7710491299041858 -> 1.000000000003242 Inexact Rounded
  768. dddiv4084 divide 9083231296087266 9083231296058160 -> 1.000000000003204 Inexact Rounded
  769. dddiv4085 divide 3566873574904559 3566873574890328 -> 1.000000000003990 Inexact Rounded
  770. dddiv4086 divide 596343290550525 596343290555614 -> 0.9999999999914663 Inexact Rounded
  771. dddiv4087 divide 278227925093192 278227925068104 -> 1.000000000090171 Inexact Rounded
  772. dddiv4088 divide 3292902958490649 3292902958519881 -> 0.9999999999911227 Inexact Rounded
  773. dddiv4089 divide 5521871364245881 5521871364229536 -> 1.000000000002960 Inexact Rounded
  774. dddiv4090 divide 2406505602883617 2406505602857997 -> 1.000000000010646 Inexact Rounded
  775. dddiv4091 divide 7741146984869208 7741146984867255 -> 1.000000000000252 Inexact Rounded
  776. dddiv4092 divide 4576041832414909 4576041832405102 -> 1.000000000002143 Inexact Rounded
  777. dddiv4093 divide 9183756982878057 9183756982901934 -> 0.9999999999974001 Inexact Rounded
  778. dddiv4094 divide 6215736513855159 6215736513870342 -> 0.9999999999975573 Inexact Rounded
  779. dddiv4095 divide 248554968534533 248554968551417 -> 0.9999999999320714 Inexact Rounded
  780. dddiv4096 divide 376314165668645 376314165659755 -> 1.000000000023624 Inexact Rounded
  781. dddiv4097 divide 5513569249809718 5513569249808906 -> 1.000000000000147 Inexact Rounded
  782. dddiv4098 divide 3367992242167904 3367992242156228 -> 1.000000000003467 Inexact Rounded
  783. dddiv4099 divide 6134869538966967 6134869538985986 -> 0.9999999999968999 Inexact Rounded
  784. -- Null tests
  785. dddiv9998 divide 10 # -> NaN Invalid_operation
  786. dddiv9999 divide # 10 -> NaN Invalid_operation