📄 log32.asm
字号:
.386
.MODEL SMALL
.DATA
Mantissa DD 0, 65504, 130944, 196321, 261633, 326883, 392068
DD 457191, 522251, 587247, 652181, 717052, 781860, 846605
DD 911289, 975910, 1040468, 1104965, 1169400, 1233773, 1298084
DD 1362334, 1426522, 1490649, 1554715, 1618720, 1682663, 1746546
DD 1810368, 1874130, 1937830, 2001471, 2065051, 2128571, 2192031
DD 2255431, 2318771, 2382051, 2445272, 2508434, 2571535, 2634578
DD 2697562, 2760486, 2823351, 2886158, 2948906, 3011595, 3074226
DD 3136798, 3199312, 3261768, 3324166, 3386506, 3448788, 3511012
DD 3573179, 3635288, 3697340, 3759334, 3821271, 3883151, 3944974
DD 4006740, 4068450, 4130102, 4191698, 4253238, 4314721, 4376148
DD 4437518, 4498833, 4560092, 4621295, 4682442, 4743533, 4804569
DD 4865549, 4926474, 4987344, 5048158, 5108918, 5169622, 5230272
DD 5290867, 5351407, 5411893, 5472324, 5532701, 5593024, 5653292
DD 5713506, 5773667, 5833773, 5893826, 5953825, 6013770, 6073662
DD 6133501, 6193286, 6253018, 6312697, 6372322, 6431895, 6491415
DD 6550883, 6610297, 6669659, 6728969, 6788226, 6847431, 6906584
DD 6965685, 7024734, 7083730, 7142675, 7201569, 7260410, 7319200
DD 7377939, 7436626, 7495262, 7553847, 7612381, 7670863, 7729295
DD 7787676, 7846006, 7904286, 7962515, 8020693, 8078821, 8136899
DD 8194927, 8252904, 8310831, 8368709, 8426536, 8484314, 8542042
DD 8599721, 8657349, 8714929, 8772459, 8829940, 8887372, 8944754
DD 9002088, 9059372, 9116608, 9173795, 9230933, 9288023, 9345064
DD 9402056, 9459001, 9515897, 9572745, 9629544, 9686296, 9743000
DD 9799656, 9856264, 9912824, 9969337, 10025802, 10082220, 10138590
DD 10194913, 10251189, 10307417, 10363599, 10419734, 10475821, 10531862
DD 10587856, 10643803, 10699704, 10755558, 10811366, 10867128, 10922843
DD 10978512, 11034134, 11089711, 11145242, 11200727, 11256166, 11311559
DD 11366906, 11422208, 11477465, 11532676, 11587841, 11642961, 11698036
DD 11753066, 11808051, 11862991, 11917885, 11972735, 12027540, 12082301
DD 12137016, 12191688, 12246314, 12300897, 12355434, 12409928, 12464377
DD 12518783, 12573144, 12627461, 12681734, 12735964, 12790149, 12844291
DD 12898389, 12952444, 13006455, 13060423, 13114347, 13168228, 13222066
DD 13275861, 13329613, 13383321, 13436987, 13490609, 13544189, 13597727
DD 13651221, 13704673, 13758082, 13811449, 13864774, 13918056, 13971296
DD 14024493, 14077649, 14130762, 14183834, 14236863, 14289851, 14342797
DD 14395701, 14448564, 14501384, 14554164, 14606901, 14659598, 14712253
DD 14764867, 14817439, 14869971, 14922461, 14974910, 15027319, 15079686
DD 15132013, 15184298, 15236544, 15288748, 15340912, 15393035, 15445118
DD 15497161, 15549163, 15601125, 15653047, 15704928, 15756770, 15808571
DD 15860333, 15912055, 15963737, 16015379, 16066981, 16118544, 16170067
DD 16221550, 16272995, 16324399, 16375765, 16427091, 16478378, 16529625
DD 16580834, 16632003, 16683134, 16734226, 16785278, 16836292, 16887268
DD 16938204, 16989102, 17039961, 17090782, 17141564, 17192308, 17243014
DD 17293681, 17344310, 17394901, 17445454, 17495969, 17546446, 17596885
DD 17647285, 17697649, 17747974, 17798262, 17848512, 17898724, 17948899
DD 17999036, 18049136, 18099199, 18149224, 18199212, 18249163, 18299076
DD 18348953, 18398792, 18448595, 18498360, 18548089, 18597781, 18647436
DD 18697054, 18746636, 18796181, 18845690, 18895162, 18944598, 18993997
DD 19043360, 19092686, 19141977, 19191231, 19240449, 19289631, 19338777
DD 19387887, 19436961, 19486000, 19535002, 19583969, 19632900, 19681795
DD 19730655, 19779479, 19828268, 19877021, 19925739, 19974421, 20023069
DD 20071681, 20120257, 20168799, 20217306, 20265777, 20314214, 20362615
DD 20410982, 20459314, 20507611, 20555874, 20604101, 20652294, 20700453
DD 20748577, 20796666, 20844721, 20892742, 20940728, 20988680, 21036598
DD 21084482, 21132331, 21180147, 21227928, 21275675, 21323389, 21371068
DD 21418714, 21466326, 21513904, 21561448, 21608959, 21656436, 21703879
DD 21751289, 21798666, 21846009, 21893319, 21940595, 21987838, 22035048
DD 22082225, 22129368, 22176479, 22223556, 22270601, 22317612, 22364591
DD 22411536, 22458449, 22505329, 22552177, 22598992, 22645774, 22692523
DD 22739240, 22785924, 22832576, 22879196, 22925783, 22972338, 23018861
DD 23065351, 23111809, 23158235, 23204629, 23250991, 23297321, 23343619
DD 23389885, 23436119, 23482322, 23528492, 23574631, 23620738, 23666813
DD 23712857, 23758869, 23804850, 23850799, 23896717, 23942604, 23988459
DD 24034282, 24080075, 24125836, 24171566, 24217265, 24262933, 24308570
DD 24354175, 24399750, 24445294, 24490807, 24536289, 24581740, 24627161
DD 24672551, 24717910, 24763239, 24808536, 24853804, 24899041, 24944247
DD 24989423, 25034569, 25079684, 25124769, 25169823, 25214848, 25259842
DD 25304806, 25349740, 25394644, 25439518, 25484362, 25529175, 25573959
DD 25618714, 25663438, 25708133, 25752797, 25797432, 25842038, 25886614
DD 25931160, 25975677, 26020164, 26064621, 26109050, 26153448, 26197818
DD 26242158, 26286469, 26330751, 26375003, 26419226, 26463421, 26507586
DD 26551722, 26595829, 26639907, 26683956, 26727976, 26771968, 26815930
DD 26859864, 26903769, 26947645, 26991493, 27035312, 27079103, 27122865
DD 27166598, 27210303, 27253979, 27297627, 27341247, 27384838, 27428401
DD 27471936, 27515443, 27558921, 27602371, 27645793, 27689187, 27732553
DD 27775891, 27819201, 27862483, 27905738, 27948964, 27992162, 28035333
DD 28078476, 28121591, 28164679, 28207739, 28250771, 28293776, 28336753
DD 28379703, 28422625, 28465520, 28508387, 28551227, 28594040, 28636825
DD 28679583, 28722314, 28765018, 28807694, 28850344, 28892966, 28935561
DD 28978130, 29020671, 29063185, 29105673, 29148133, 29190567, 29232974
DD 29275354, 29317707, 29360034, 29402334, 29444607, 29486854, 29529074
DD 29571267, 29613434, 29655575, 29697689, 29739777, 29781838, 29823873
DD 29865882, 29907864, 29949820, 29991750, 30033654, 30075532, 30117383
DD 30159209, 30201008, 30242781, 30284529, 30326250, 30367946, 30409615
DD 30451259, 30492877, 30534469, 30576035, 30617576, 30659091, 30700580
DD 30742044, 30783482, 30824894, 30866281, 30907642, 30948978, 30990289
DD 31031574, 31072834, 31114068, 31155277, 31196461, 31237619, 31278752
DD 31319860, 31360943, 31402001, 31443034, 31484041, 31525024, 31565981
DD 31606914, 31647821, 31688704, 31729562, 31770395, 31811203, 31851986
DD 31892744, 31933478, 31974187, 32014872, 32055531, 32096166, 32136777
DD 32177363, 32217924, 32258461, 32298974, 32339462, 32379925, 32420364
DD 32460779, 32501170, 32541536, 32581878, 32622196, 32662489, 32702759
DD 32743004, 32783225, 32823422, 32863595, 32903744, 32943869, 32983969
DD 33024046, 33064099, 33104129, 33144134, 33184115, 33224073, 33264007
DD 33303917, 33343803, 33383666, 33423505, 33463321, 33503112, 33542881
DD 33582625, 33622346, 33662044, 33701718, 33741369, 33780996, 33820600
DD 33860181, 33899738, 33939272, 33978783, 34018270, 34057734, 34097175
DD 34136593, 34175988, 34215359, 34254708, 34294033, 34333336, 34372615
DD 34411871, 34451105, 34490316, 34529503, 34568668, 34607810, 34646929
DD 34686025, 34725099, 34764150, 34803178, 34842183, 34881166, 34920126
DD 34959064, 34997979, 35036871, 35075741, 35114589, 35153413, 35192216
DD 35230996, 35269754, 35308489, 35347202, 35385892, 35424561, 35463207
DD 35501831, 35540432, 35579012, 35617569, 35656104, 35694617, 35733108
DD 35771577, 35810023, 35848448, 35886851, 35925232, 35963591, 36001928
DD 36040243, 36078536, 36116807, 36155057, 36193285, 36231491, 36269675
DD 36307837, 36345978, 36384098, 36422195, 36460271, 36498325, 36536358
DD 36574370, 36612359, 36650327, 36688274, 36726200, 36764103, 36801986
DD 36839847, 36877687, 36915505, 36953303, 36991078, 37028833, 37066566
DD 37104279, 37141970, 37179640, 37217288, 37254916, 37292522, 37330108
DD 37367672, 37405216, 37442738, 37480240, 37517720, 37555180, 37592619
DD 37630036, 37667433, 37704809, 37742165, 37779499, 37816813, 37854106
DD 37891379, 37928630, 37965861, 38003072, 38040261, 38077430, 38114579
DD 38151707, 38188814, 38225901, 38262968, 38300014, 38337039, 38374045
DD 38411029, 38447994, 38484938, 38521862, 38558765, 38595648, 38632511
DD 38669354, 38706176, 38742978, 38779760, 38816522, 38853264, 38889986
DD 38926687, 38963369, 39000030, 39036672, 39073293, 39109895, 39146476
DD 39183038, 39219580, 39256102, 39292604, 39329086, 39365548, 39401990
DD 39438413, 39474816, 39511199, 39547563, 39583907, 39620231, 39656535
DD 39692820, 39729085, 39765331, 39801557, 39837764, 39873951, 39910118
DD 39946266, 39982395, 40018504, 40054594, 40090664, 40126715, 40162747
DD 40198759, 40234752, 40270726, 40306680, 40342615, 40378531, 40414428
DD 40450305, 40486164, 40522003, 40557823, 40593624, 40629406, 40665169
DD 40700912, 40736637, 40772343, 40808029, 40843697, 40879346, 40914976
DD 40950587, 40986179, 41021752, 41057306, 41092842, 41128359, 41163857
DD 41199336, 41234796, 41270238, 41305661, 41341065, 41376451, 41411818
DD 41447166, 41482496, 41517807, 41553100, 41588374, 41623629, 41658866
DD 41694085, 41729285, 41764466, 41799630, 41834774, 41869901, 41905009
DD 41940098, 41975169, 42010222, 42045257, 42080273, 42115272, 42150251
DD 42185213, 42220156, 42255082, 42289989, 42324878, 42359749, 42394601
DD 42429436, 42464252, 42499051, 42533831, 42568594, 42603338, 42638065
DD 42672773, 42707464, 42742136, 42776791, 42811428, 42846047, 42880648
DD 42915231, 42949797, 42984344, 43018874, 43053386, 43087881, 43122357
DD 43156816, 43191258, 43225681, 43260087, 43294476, 43328846, 43363200
DD 43397535, 43431853, 43466154, 43500437, 43534702, 43568950, 43603180
DD 43637393, 43671589, 43705767, 43739928, 43774071, 43808198, 43842306
DD 43876398, 43910472, 43944528, 43978568, 44012590, 44046595, 44080583
DD 44114554, 44148507, 44182443, 44216362, 44250264, 44284149, 44318017
DD 44351867, 44385701, 44419517, 44453317, 44487099, 44520865, 44554613
DD 44588345, 44622059, 44655757, 44689438, 44723102, 44756748, 44790379
DD 44823992, 44857588, 44891168, 44924731, 44958277, 44991806, 45025319
DD 45058814, 45092294, 45125756, 45159202, 45192631, 45226043, 45259439
DD 45292818, 45326181, 45359527, 45392856, 45426169, 45459466, 45492745
DD 45526009, 45559256, 45592486, 45625700, 45658898, 45692079, 45725244
DD 45758392, 45791524, 45824640, 45857739, 45890822, 45923889, 45956939
DD 45989973, 46022991, 46055993, 46088978, 46121947, 46154900, 46187837
DD 46220758, 46253663, 46286551, 46319423, 46352280, 46385120, 46417944
DD 46450752, 46483544
LogTable DD -2139750713, -2093234393, -2046718073, -2000201754, -1953685434, -1907169114
DD -1860652794, -1814136474, -1767620154, -1721103834, -1674587514, -1628071195
DD -1581554875, -1535038555, -1488522235, -1442005915, -1395489595, -1348973275
DD -1302456955, -1255940636, -1209424316, -1162907996, -1116391676, -1069875356
DD -1023359036, -976842716, -930326396, -883810077, -837293757, -790777437
DD -744261117, -697744797, -651228477, -604712157, -558195837, -511679518
DD -465163198, -418646878, -372130558, -325614238, -279097918, -232581598
DD -186065278, -139548959, -93032639, -46516319, 0, 46516320
DD 93032640, 139548960, 186065279, 232581599, 279097919, 325614239
DD 372130559, 418646879, 465163199, 511679519, 558195838, 604712158
DD 651228478, 697744798, 744261118, 790777438, 837293758, 883810078
DD 930326397, 976842717, 1023359037, 1069875357, 1116391677, 1162907997
DD 1209424317, 1255940637, 1302456956, 1348973276, 1395489596, 1442005916
DD 1488522236, 1535038556, 1581554876, 1628071196, 1674587515, 1721103835
DD 1767620155, 1814136475, 1860652795, 1907169115, 1953685435, 2000201755
DD 2046718074, 2093234394, 2139750714
ENDS
.CODE
PUBLIC _FixLog32
_FixLog32 PROC
; (long x,long e)
push ebp
mov ebp,esp
mov eax,dword ptr [ebp+8] ; x
test eax,eax
jg start
mov eax,80000000h
mov esp,ebp
pop ebp
ret
start: push ebx
mov eax,dword ptr [ebp+8]
mov cl,20h
bsr ebx,eax
sub cl,bl
shl eax,cl
sub ebx,dword ptr [ebp+0Ch]
shr eax,16h
add ebx,2Eh
mov eax,dword ptr [eax*4+Mantissa]
add eax,dword ptr [ebx*4+LogTable]
pop ebx
mov esp,ebp
pop ebp
ret
_FixLog32 ENDP
END
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