Source Code
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These source-code files were transcribed from scans made from Don Eyles's personal
copy of Luminary 069. They were scanned at archive.org's Boston
facility, and the scanning was sponsored by Onno Hommes. The code was transcribed
from these scans by a team of volunteers who are referenced in the program
comments. Comments from the original source code are prefixed with a single '#' symbol,
whereas comments added later are prefixed by "##" or "###". In some cases, where
similar code blocks exist in previously-transcribed AGC programs (primarily
Luminary 99, from Apollo 11) those code blocks were used as a starting point and
then corrected to agree with the Luminary 69 scans. The full scans are available
at the Virtual AGC
project's collection at archive.org, while more-convenient reduced-size (but reduced-quality)
images are available at
the main Virtual AGC website. Report any errors noted by creating an
issue report at the Virtual AGC
project's GitHub repository. Notations on the program listing read, in part:GAP: ASSEMBLE REVISION 069 OF AGC PROGRAM LUMINARY BY NASA 2021112-011 19:02 NOV. 25,1968Note that the date is the date of the printout, not the date of the program revision. |
048122,000002: ## Copyright: Public domain.
048123,000003: ## Filename: WAITLIST.agc
048124,000004: ## Purpose: The main source file for Luminary revision 069.
048125,000005: ## It is part of the source code for the original release
048126,000006: ## of the flight software for the Lunar Module's (LM) Apollo
048127,000007: ## Guidance Computer (AGC) for Apollo 10. The actual flown
048128,000008: ## version was Luminary 69 revision 2, which included a
048129,000009: ## newer lunar gravity model and only affected module 2.
048130,000010: ## This file is intended to be a faithful transcription, except
048131,000011: ## that the code format has been changed to conform to the
048132,000012: ## requirements of the yaYUL assembler rather than the
048133,000013: ## original YUL assembler.
048134,000014: ## Reference: pp. 1112-1127
048135,000015: ## Assembler: yaYUL
048136,000016: ## Contact: Ron Burkey <info@sandroid.org>.
048137,000017: ## Website: www.ibiblio.org/apollo/index.html
048138,000018: ## Mod history: 2016-12-13 MAS Created from Luminary 99.
048139,000019: ## 2016-12-18 MAS Updated from comment-proofed Luminary 99 version.
048140,000020: ## 2016-12-26 RRB Updated for Luminary 69.
048141,000021: ## 2017-01-28 RSB WTIH -> WITH.
048142,000022: ## 2017-01-28 RSB Proofed comment text using octopus/prooferComments
048143,000023: ## and fixed errors found.
048144,000024: ## 2017-02-09 RSB Comment-text fixes identified in proofing Artemis 72
048145,000025: ## 2017-03-14 RSB Comment-text fixes noted in proofing Luminary 116.
048146,000026: ## 2017-03-16 RSB Comment-text fixes identified in 5-way
048147,000027: ## side-by-side diff of Luminary 69/99/116/131/210.
048148,000028: ## 2017-03-16 RSB Comment-text fixes identified in 5-way
048149,000029: ## side-by-side diff of Luminary 69/99/116/131/210.
048150,000030:
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Page 1112 |
048152,000032: # PROGRAM DESCRIPTION DATE - 10 OCTOBER 1966
048153,000033: # MOD NO - 2 LOG SECTION - WAITLIST
048154,000034: # MOD BY - MILLER (DTMAX INCREASED TO 162.5 SEC) ASSEMBLY SUNBURST REV 5
048155,000035: # MOD 3 BY KERNAN (INHINT INSERTED AT WAITLIST) 2/28/68 SKIPPER REV 4
048156,000036: # MOD 4 BY KERNAN (TWIDDLE IN 54) 3/28/68 SKIPPER REV 13.
048157,000037:
048158,000038: # FUNCTIONAL DESCRIPTION -
048159,000039: # PART OF A SECTION OF PROGRAMS,- WAITLIST, TASKOVER, T3RUPT, USED TO CALL A PROGRAM, (CALLED A TASK),
048160,000040: # WHICH IS TO BEGIN IN C(A) CENTISECONDS. WAITLIST UPDATES TIME3, LST1 AND LST2. THE MEANING OF THESE LISTS
048161,000041: # FOLLOW.
048162,000042:
048163,000043: # C(TIME3) = 16384 -(T1-T) CENTISECONDS, (T=PRESENT TIME, T1-TIME FOR TASK1)
048164,000044:
048165,000045: # C(LST1) = -(T2-T1)+1
048166,000046: # C(LST1 +1) = -(T3-T2)+1
048167,000047: # C(LST1 +2) = -(T4-T3)+1
048168,000048: # .
048169,000049: # .
048170,000050: # C(LST1 +6) = -(T8-T7)+1
048171,000051: # C(LST1 +7) = -(T9-T8)+1
048172,000052:
048173,000053: # C(LST2) = 2CADR OF TASK1
048174,000054: # C(LST2 +2) = 2CADR OF TASK2
048175,000055: # .
048176,000056: # .
048177,000057: # C(LST2 +14)= 2CADR OF TASK8
048178,000058: # C(LST2 +16)= 2CADR OF TASK9
048179,000059:
048180,000060: # WARNINGS -
048181,000061: # --------
048182,000062: # 1) 1 <= C(A) <= 16250D (1 CENTISECOND TO 162.5 SEC)
048183,000063: # 2) 9 TASKS MAXIMUM
048184,000064: # 3) TASKS CALLED UNDER INTERRUPT INHIBITED
048185,000065: # 4) TASKS END BY TC TASKOVER
048186,000066:
048187,000067: # CALLING SEQUENCE -
048188,000068: # L-1 CA DELTAT (TIME IN CENTISECONDS TO TASK START)
048189,000069: # L TC WAITLIST
048190,000070: # L+1 2CADR DESIRED TASK
048191,000071: # L+2 (MINOR OF 2CADR)
048192,000072: # L+3 RELINT (RETURNS HERE)
048193,000073:
048194,000074: # TWIDDLE -
048195,000075: # -------
048196,000076: # TWIDDLE IS FOR USE WHEN THE TASK BEING SET UP IS IN THE SAME EBANK AND FBANK AS THE USER. IN
048197,000077: # SUCH CASES, IT IMPROVES UPON WAITLIST BY ELIMINATING THE NEED FOR THE BBCON HALF OF THE 2CADR,
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Page 1113 |
048199,000079: # SAVING A WORD. TWIDDLE IS LIKE WAITLIST IN EVERY RESPECT EXCEPT CALLING SEQUENCE, TO WIT-
048200,000080: # L-1 CA DELTAT
048201,000081: # L TC TWIDDLE
048202,000082: # L+1 ADRES DESIRED TASK
048203,000083: # L+2 RELINT (RETURNS HERE)
048204,000084:
048205,000085: # NORMAL EXIT MODES -
048206,000086: # AT L+3 OF CALLING SEQUENCE
048207,000087:
048208,000088: # ALARM OR ABORT EXIT MODES -
048209,000089: # TC ABORT
048210,000090: # OCT 1203 (WAITLIST OVERFLOW - TOO MANY TASKS)
048211,000091:
048212,000092: # ERASABLE INITIALIZATION REQUIRED -
048213,000093: # ACCOMPLISHED BY FRESH START,--LST2, ..., LST2 +16 = ENDTASK
048214,000094: # LST1, ..., LST1 +7 = NEG1/2
048215,000095:
048216,000096: # OUTPUT --
048217,000097: # LST1 AND LST2 UPDATED WITH NEW TASK AND ASSOCIATED TIME.
048218,000098:
048219,000099: # DEBRIS -
048220,000100: # CENTRALS - A,Q,L
048221,000101: # OTHER - WAITEXIT, WAITADR, WAITTEMP, WAITBANK
048222,000102:
048223,000103: # DETAILED ANALYSIS OF TIMING -
048224,000104: # CONTROL WILL NOT BE RETURNED TO THE SPECIFIED ADDRESS (2CADR) IN EXACTLY DELTA T CENTISECONDS.
048225,000105: # THE APPROXIMATE TIME MAY BE CALCULATED AS FOLLOWS
048226,000106: # LET TO = THE TIME OF THE TC WAITLIST
048227,000107: # LET TS = TO +147U + COUNTER INCREMENTS (SET UP TIME)
048228,000108: # LET X = TS -(100TS)/100 (VARIANCE FROM COUNTERS)
048229,000109: # LET Y = LENGTH OF TIME OF INHIBIT INTERRUPT AFTER T3RUPT
048230,000110: # LET Z = LENGTH OF TIME TO PROCESS TASKS WHICH ARE DUE THIS T3RUPT BUT DISPATCHED EARLIER.
048231,000111: # (Z=0, USUALLY)
048232,000112: # LET DELTD = THE ACTUAL TIME TAKEN TO GIVE CONTROL TO 2CADR
048233,000113: # THEN DELTD = TS+DELTA T -X +Y +Z +1.05MS* +COUNTERS*
048234,000114: # *-THE TIME TAKEN BY WAITLIST ITSELF AND THE COUNTER TICKING DURING THIS WAITLIST TIME.
048235,000115: # IN SHORT, THE ACTUAL TIME TO RETURN CONTROL TO A 2CADR IS AUGMENTED BY THE TIME TO SET UP THE TASK:S
048236,000116: # INTERRUPT, ALL COUNTERS TICKING, THE T3RUPT PROCESSING TIME, THE WAITLIST PROCESSING TIME AND THE POSSIBILITY
048237,000117: # OF OTHER TASKS INHIBITING THE INTERRUPT.
048238,000118:
048239,000119: 5173 BLOCK 02
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Page 1114 |
048241,000121: 5173 E3,1400 EBANK= LST1 # TASK LISTS IN SWITCHED E BANK.
048242,000122:
048243,000123: 5173 COUNT* $$/WAIT
048244,000124: 5173 00004 TWIDDLE INHINT
048245,000125: 5174 54001 TS L # SAVE DELAY TIME IN L
048246,000126: 5175 34733 CA POSMAX
048247,000127: 5176 26002 ADS Q # CREATING OVERFLOW AND Q-1 IN Q
048248,000128: 5177 30006 CA BBANK
048249,000129: 5200 00006 EXTEND
048250,000130: 5201 04007 ROR SUPERBNK
048251,000131: 5202 56001 XCH L
048252,000132:
048253,000133: 5203 00004 WAITLIST INHINT
048254,000134: 5204 56002 XCH Q # SAVE DELTA T IN Q AND RETURN IN
048255,000135: 5205 54061 TS WAITEXIT # WAITEXIT.
048256,000136: 5206 00006 EXTEND
048257,000137: 5207 50061 INDEX WAITEXIT # IF TWIDDLING, THE TS SKIPS TO HERE
048258,000138: 5210 30001 DCA 0 # PICK UP 2CADR OF TASK.
048259,000139: 5211 54063 -1 TS WAITADR # BBCON WILL REMAIN IN L
048260,000140: 5212 35220 DLY2 CAF WAITBB # ENTRY FROM FIXDELAY AND VARDELAY.
048261,000141: 5213 56006 XCH BBANK
048262,000142: 5214 13226 TCF WAIT2
048263,000143:
048264,000144: # RETURN TO CALLER AFTER TASK INSERTION:
048265,000145:
048266,000146: 5215 52062 LVWTLIST DXCH WAITEXIT
048267,000147: 5216 64752 AD TWO
048268,000148: 5217 52006 DTCB
048269,000149:
048270,000150: 5220 E3,1400 EBANK= LST1
048271,000151: 5220 02063 WAITBB BBCON WAIT2
048272,000152:
048273,000153: # RETURN TO CALLER +2 AFTER WAITING DT SPECIFIED AT CALLER +1.
048274,000154:
048275,000155: 5221 50002 FIXDELAY INDEX Q # BOTH ROUTINES MUST BE CALLED UNDER
048276,000156: 5222 30000 CAF 0 # WAITLIST CONTROL AND TERMINATE THE TASK
048277,000157: 5223 24002 INCR Q # IN WHICH THEY WERE CALLED.
048278,000158:
048279,000159: # RETURN TO CALLER +1 AFTER WAITING THE DT AS ARRIVING IN A.
048280,000160:
048281,000161: 5224 56002 VARDELAY XCH Q # DT TO Q. TASK ADRES TO WAITADR.
048282,000162: 5225 54063 TS WAITADR
048283,000163: 5226 30006 CA BBANK # BBANK IS SAVED DURING DELAY.
048284,000164: 5227 00006 EXTEND
048285,000165: 5230 04007 ROR SUPERBNK # ADD SBANK TO BBCON.
048286,000166: 5231 54001 TS L
048287,000167: 5232 35235 CAF DELAYEX
048288,000168: 5233 54061 TS WAITEXIT # GO TO TASKOVER AFTER TASK ENTRY.
048289,000169: 5234 15212 TCF DLY2
048290,000170:
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Page 1115 |
048292,000172: 5235 15257 DELAYEX TCF TASKOVER -2 # RETURNS TO TASKOVER
048293,000173:
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Page 1116 |
048295,000175: # ENDTASK MUST BE ENTERED IN FIXED-FIXED SO IT IS DISTINGUISHABLE BY ITS ADRES ALONE.
048296,000176:
048297,000177: 5236 E3,1400 EBANK= LST1
048298,000178: 5236 72537 73714 ENDTASK -2CADR SVCT3
048299,000179:
048300,000180: 5240 10076 SVCT3 CCS FLAGWRD2 # DRIFT FLAG
048301,000181: 5241 15261 TCF TASKOVER
048302,000182: 5242 15261 TCF TASKOVER
048303,000183: 5243 15244 TCF +1
048304,000184:
048305,000185: 5244 11304 CKIMUSE CCS IMUCADR # DON'T DO NBDONLY IF SOMEONE ELSE IS IN
048306,000186: 5245 15256 TCF SVCT3X # IMUSTALL.
048307,000187: 5246 15251 TCF +3
048308,000188: 5247 15256 TCF SVCT3X
048309,000189: 5250 15256 TCF SVCT3X
048310,000190:
048311,000191: 5251 37722 +3 CAF PRIO35 # COMPENSATE FOR NBD COEFFICIENTS ONLY.
048312,000192: 5252 05072 TC NOVAC # ENABLE EVERY 81.93 SECONDS
048313,000193: 5253 E3,1460 EBANK= NBDX
048314,000194: 5253 03555 14063 2CADR NBDONLY
048315,000195:
048316,000196: 5255 15261 TCF TASKOVER
048317,000197:
048318,000198: 5256 05221 SVCT3X TC FIXDELAY # DELAY MAX OF 2 TIMES FOR IMUZERO.
048319,000199: 5257 00764 DEC 500 B-14
048320,000200: 5260 05240 TC SVCT3 # CHECK DRIFT FLAG AGAIN.
048321,000201:
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Page 1117 |
048323,000203: # BEGIN TASK INSERTION.
048324,000204:
048325,000205: 01,3226 BANK 01
048326,000206: 01,3226 COUNT* $$/WAIT
048327,000207: 01,3226 54062 WAIT2 TS WAITBANK # BBANK OF CALLING PROGRAM.
048328,000208: 01,3227 30002 CA Q
048329,000209: 01,3230 00006 EXTEND
048330,000210: 01,3231 63520 BZMF WAITPOOH
048331,000211:
048332,000212: 01,3232 40026 CS TIME3
048333,000213: 01,3233 64744 AD BIT8 # BIT 8 = OCT 200
048334,000214: 01,3234 10000 CCS A # TEST 200 - C(TIME3). IF POSITIVE,
048335,000215: # IT MEANS THAT TIME3 OVERFLOW HAS OCCURRED PRIOR TO CS TIME3 AND THAT
048336,000216: # C(TIME3) = T - T1, INSTEAD OF 1.0 - (T1 - T). THE FOLLOWING FOUR
048337,000217: # ORDERS SET C(A) = TD - T1 + 1 IN EITHER CASE.
048338,000218:
048339,000219: 01,3235 66106 AD OCT40001 # OVERFLOW HAS OCCURRED. SET C(A) =
048340,000220: 01,3236 40000 CS A # T - T1 + 1.0 - 201
048341,000221:
048342,000222: # NORMAL CASE (C(A) NNZ) YIELDS SAME C(A): -( -(1.0-(T1-T)) + 200) - 1
048343,000223:
048344,000224: 01,3237 63365 AD OCT40201
048345,000225: 01,3240 60002 AD Q # RESULT = TD - T1 + 1.
048346,000226:
048347,000227: 01,3241 10000 CCS A # TEST TD - T1 + 1
048348,000228:
048349,000229: 01,3242 61400 AD LST1 # IF TD - T1 POS, GO TO WTLST5 WITH
048350,000230: 01,3243 13305 TCF WTLST5 # C(A) = (TD - T1) + C(LST1) = TD-T2+1
048351,000231:
048352,000232: 01,3244 13245 NOOP
048353,000233: 01,3245 40002 CS Q
048354,000234:
048355,000235: # NOTE THAT THIS PROGRAM SECTION IS NEVER ENTERED WHEN T-T1 G/E -1,
048356,000236: # SINCE TD-T1+1 = (TD-T) + (T-T1+1), AND DELTA T = TD-T G/E +1. (G/E
048357,000237: # SYMBOL MEANS GREATER THAN OR EQUAL TO). THUS THERE NEED BE NO CON-
048358,000238: # CERN OVER A PREVIOUS OR IMMINENT OVERFLOW OF TIME3 HERE.
048359,000239:
048360,000240: 01,3246 64736 AD POS1/2 # WHEN TD IS NEXT, FORM QUANTITY
048361,000241: 01,3247 64736 AD POS1/2 # 1.0 - DELTA T = 1.0 - (TD - T)
048362,000242: 01,3250 56026 XCH TIME3
048363,000243: 01,3251 64735 AD NEGMAX
048364,000244: 01,3252 60002 AD Q # 1.0 - DELTAT T NOW COMPLETE.
048365,000245: 01,3253 00006 EXTEND # ZERO INDEX Q.
048366,000246: 01,3254 22007 QXCH 7 # (ZQ)
048367,000247:
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Page 1118 |
048369,000249: 01,3255 57400 WTLST4 XCH LST1
048370,000250: 01,3256 57401 XCH LST1 +1
048371,000251: 01,3257 57402 XCH LST1 +2
048372,000252: 01,3260 57403 XCH LST1 +3
048373,000253: 01,3261 57404 XCH LST1 +4
048374,000254: 01,3262 57405 XCH LST1 +5
048375,000255: 01,3263 57406 XCH LST1 +6
048376,000256: 01,3264 57407 XCH LST1 +7
048377,000257:
048378,000258: 01,3265 30063 CA WAITADR # (MINOR PART OF TASK CADR HAS BEEN IN L.)
048379,000259: 01,3266 50002 INDEX Q
048380,000260: 01,3267 13270 TCF +1
048381,000261:
048382,000262: 01,3270 53411 DXCH LST2
048383,000263: 01,3271 53413 DXCH LST2 +2
048384,000264: 01,3272 53415 DXCH LST2 +4
048385,000265: 01,3273 53417 DXCH LST2 +6
048386,000266: 01,3274 53421 DXCH LST2 +8D
048387,000267: 01,3275 53423 DXCH LST2 +10D # AT END, CHECK THAT C(LST2 +10) IS STD
048388,000268: 01,3276 53425 DXCH LST2 +12D
048389,000269: 01,3277 53427 DXCH LST2 +14D
048390,000270: 01,3300 53431 DXCH LST2 +16D
048391,000271: 01,3301 65236 AD ENDTASK # END ITEM, AS CHECK FOR EXCEEDING
048392,000272: # THE LENGTH OF THE LIST.
048393,000273: 01,3302 00006 EXTEND # DUMMY TASK ADRES SHOULD BE IN FIXED-
048394,000274: 01,3303 15215 BZF LVWTLIST # FIXED SO ITS ADRES ALONE DISTINGUISHES
048395,000275: 01,3304 13360 TCF WTABORT # IT.
048396,000276:
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Page 1119 |
048398,000278: 01,3305 10000 WTLST5 CCS A # TEST TD - T2 + 1
048399,000279: 01,3306 61401 AD LST1 +1
048400,000280: 01,3307 13313 TCF +4
048401,000281: 01,3310 64753 AD ONE
048402,000282: 01,3311 03371 TC WTLST2
048403,000283: 01,3312 00001 OCT 1
048404,000284:
048405,000285: 01,3313 10000 +4 CCS A # TEST TD - T3 + 1
048406,000286: 01,3314 61402 AD LST1 +2
048407,000287: 01,3315 13321 TCF +4
048408,000288: 01,3316 64753 AD ONE
048409,000289: 01,3317 03371 TC WTLST2
048410,000290: 01,3320 00002 OCT 2
048411,000291:
048412,000292: 01,3321 10000 +4 CCS A # TEST TD - T4 + 1
048413,000293: 01,3322 61403 AD LST1 +3
048414,000294: 01,3323 13327 TCF +4
048415,000295: 01,3324 64753 AD ONE
048416,000296: 01,3325 03371 TC WTLST2
048417,000297: 01,3326 00003 OCT 3
048418,000298:
048419,000299: 01,3327 10000 +4 CCS A # TEST TD - T5 + 1
048420,000300: 01,3330 61404 AD LST1 +4
048421,000301: 01,3331 13335 TCF +4
048422,000302: 01,3332 64753 AD ONE
048423,000303: 01,3333 03371 TC WTLST2
048424,000304: 01,3334 00004 OCT 4
048425,000305:
048426,000306: 01,3335 10000 +4 CCS A # TEST TD - T6 + 1
048427,000307: 01,3336 61405 AD LST1 +5
048428,000308: 01,3337 13343 TCF +4
048429,000309: 01,3340 64753 AD ONE
048430,000310: 01,3341 03371 TC WTLST2
048431,000311: 01,3342 00005 OCT 5
048432,000312:
048433,000313: 01,3343 10000 +4 CCS A # TEST TD - T7 + 1
048434,000314: 01,3344 61406 AD LST1 +6
048435,000315: 01,3345 13351 TCF +4
048436,000316: 01,3346 64753 AD ONE
048437,000317: 01,3347 03371 TC WTLST2
048438,000318: 01,3350 00006 OCT 6
048439,000319:
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Page 1120 |
048441,000321: 01,3351 10000 +4 CCS A
048442,000322: 01,3352 61407 AD LST1 +7
048443,000323: 01,3353 13357 TCF +4
048444,000324: 01,3354 64753 AD ONE
048445,000325: 01,3355 03371 TC WTLST2
048446,000326: 01,3356 00007 OCT 7
048447,000327:
048448,000328: 01,3357 10000 +4 CCS A
048449,000329: 01,3360 03366 WTABORT TC FILLED
048450,000330: 01,3361 13362 NOOP # CAN'T GET HERE
048451,000331: 01,3362 64753 AD ONE
048452,000332: 01,3363 03371 TC WTLST2
048453,000333: 01,3364 00010 OCT 10
048454,000334:
048455,000335: 01,3365 40201 OCT40201 OCT 40201
048456,000336:
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Page 1121 |
048458,000338: 01,3366 52062 FILLED DXCH WAITEXIT
048459,000339: 01,3367 05710 TC BAILOUT1 # NO ROOM IN THE INN
048460,000340: 01,3370 01203 OCT 01203
048461,000341:
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Page 1122 |
048463,000343: # THE ENTRY TO WTLST2 JUST PRECEDING OCT N IS FOR T LE TD LE T -1.
048464,000344: # N N+1
048465,000345: # (LE MEANS LESS THAN OR EQUAL TO). AT ENTRY, C(A) = -(TD - T + 1)
048466,000346: # N+1
048467,000347: # THE LST1 ENTRY -(T -T +1) IS TO BE REPLACED BY -(TD - T + 1), AND
048468,000348: # N+1 N N
048469,000349: # THE ENTRY -(T - TD + 1) IS TO BE INSERTED IMMEDIATELY FOLLOWING.
048470,000350: # N+1
048471,000351:
048472,000352: 01,3371 54064 WTLST2 TS WAITTEMP # C(A) = -(TD - T + 1)
048473,000353: 01,3372 50002 INDEX Q
048474,000354: 01,3373 30000 CAF 0
048475,000355: 01,3374 54002 TS Q # INDEX VALUE INTO Q.
048476,000356:
048477,000357: 01,3375 34753 CAF ONE
048478,000358: 01,3376 60064 AD WAITTEMP
048479,000359: 01,3377 50002 INDEX Q # C(A) = -(TD - T ) + 1.
048480,000360: 01,3400 27377 ADS LST1 -1 # N
048481,000361:
048482,000362: 01,3401 40064 CS WAITTEMP
048483,000363: 01,3402 50002 INDEX Q
048484,000364: 01,3403 13255 TCF WTLST4
048485,000365:
048486,000366: # C(TIME3) = 1.0 - (T1 - T)
048487,000367:
048488,000368: # C(LST1 ) = - (T2 - T1) + 1
048489,000369: # C(LST1+1) = - (T3 - T2) + 1
048490,000370: # C(LST1+2) = - (T4 - T3) + 1
048491,000371: # C(LST1+3) = - (T5 - T4) + 1
048492,000372: # C(LST1+4) = - (T6 - T5) + 1
048493,000373:
048494,000374: # C(LST2 ) = 2CADR TASK1
048495,000375: # C(LST2+2 ) = 2CADR TASK2
048496,000376: # C(LST2+4 ) = 2CADR TASK3
048497,000377: # C(LST2+6 ) = 2CADR TASK4
048498,000378: # C(LST2+8 ) = 2CADR TASK5
048499,000379: # C(LST2+10) = 2CADR TASK6
048500,000380:
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Page 1123 |
048502,000382: # ENTERS HERE ON T3 RUPT TO DISPATCH WAITLISTED TASK.
048503,000383:
048504,000384: 01,3404 00006 T3RUPT EXTEND
048505,000385: 01,3405 04007 ROR SUPERBNK # READ CURRENT SUPERBANK VALUE AND
048506,000386: 01,3406 54016 TS BANKRUPT # SAVE WITH E AND F BANK VALUES.
048507,000387: 01,3407 00006 EXTEND
048508,000388: 01,3410 22012 QXCH QRUPT
048509,000389:
048510,000390: 01,3411 34734 T3RUPT2 CAF NEG1/2 # DISPATCH WAITLIST TASK.
048511,000391: 01,3412 57407 XCH LST1 +7
048512,000392: 01,3413 57406 XCH LST1 +6
048513,000393: 01,3414 57405 XCH LST1 +5
048514,000394: 01,3415 57404 XCH LST1 +4 # 1. MOVE UP LST1 CONTENTS, ENTERING
048515,000395: 01,3416 57403 XCH LST1 +3 # A VALUE OF 1/2 +1 AT THE BOTTOM
048516,000396: 01,3417 57402 XCH LST1 +2 # FOR T6-T5, CORRESPONDING TO THE
048517,000397: 01,3420 57401 XCH LST1 +1 # INTERVAL 81.91 SEC FOR ENDTASK.
048518,000398: 01,3421 57400 XCH LST1
048519,000399: 01,3422 64733 AD POSMAX # 2. SET T3 = 1.0 - T2 - T USING LIST 1.
048520,000400: 01,3423 26026 ADS TIME3 # SO T3 WONT TICK DURING UPDATE.
048521,000401: 01,3424 54734 TS RUPTAGN
048522,000402: 01,3425 44755 CS ZERO
048523,000403: 01,3426 54734 TS RUPTAGN # SETS RUPTAGN TO +1 ON OVERFLOW.
048524,000404:
048525,000405: 01,3427 00006 EXTEND # DISPATCH TASK.
048526,000406: 01,3430 45237 DCS ENDTASK
048527,000407: 01,3431 53431 DXCH LST2 +16D
048528,000408: 01,3432 53427 DXCH LST2 +14D
048529,000409: 01,3433 53425 DXCH LST2 +12D
048530,000410: 01,3434 53423 DXCH LST2 +10D
048531,000411: 01,3435 53421 DXCH LST2 +8D
048532,000412: 01,3436 53417 DXCH LST2 +6
048533,000413: 01,3437 53415 DXCH LST2 +4
048534,000414: 01,3440 53413 DXCH LST2 +2
048535,000415: 01,3441 53411 DXCH LST2
048536,000416:
048537,000417: 01,3442 56001 XCH L
048538,000418: 01,3443 00006 EXTEND
048539,000419: 01,3444 01007 WRITE SUPERBNK # SET SUPERBANK FROM BBCON OF 2CADR
048540,000420: 01,3445 56001 XCH L # RESTORE TO L FOR DXCH Z.
048541,000421: 01,3446 52006 DTCB
048542,000422:
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Page 1124 |
048544,000424: # RETURN, AFTER EXECUTION OF T3 OVERFLOW TASK:
048545,000425:
048546,000426: 5261 BLOCK 02
048547,000427: 5261 COUNT* $$/WAIT
048548,000428: 5261 10734 TASKOVER CCS RUPTAGN # IF +1 RETURN TO T3RUPT, IF -0 RESUME.
048549,000429: 5262 35220 CAF WAITBB
048550,000430: 5263 54006 TS BBANK
048551,000431: 5264 13411 TCF T3RUPT2 # DISPATCH NEXT TASK IF IT WAS DUE.
048552,000432:
048553,000433: 5265 30016 CA BANKRUPT
048554,000434: 5266 00006 EXTEND
048555,000435: 5267 01007 WRITE SUPERBNK # RESTORE SUPERBANK BEFORE RESUME IS DONE
048556,000436:
048557,000437: 5270 00006 RESUME EXTEND
048558,000438: 5271 22012 QXCH QRUPT
048559,000439: 5272 30016 NOQRSM CA BANKRUPT
048560,000440: 5273 56006 XCH BBANK
048561,000441: 5274 52011 NOQBRSM DXCH ARUPT
048562,000442: 5275 00003 RELINT
048563,000443: 5276 50017 RESUME
048564,000444:
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Page 1125 |
048566,000446: # LONGCALL
048567,000447: # PROGRAM DESCRIPTION DATE - 17 MARCH 1967
048568,000448: # PROGRAM WRITTEN BY W.H.VANDEVER LOG SECTION WAITLIST
048569,000449: # MOD BY - R. MELANSON TO ADD DOCUMENTATION ASSEMBLY SUNDISK REV. 100
048570,000450:
048571,000451: # FUNCTIONAL DESCRIPTION -
048572,000452: # LONGCALL IS CALLED WITH THE DELTA TIME ARRIVING IN A,L SCALED AS TIME2,TIME1 WITH THE 2CADR OF THE TASK
048573,000453: # IMMEDIATELY FOLLOWING THE TC LONGCALL. FOR EXAMPLE, IT MIGHT BE DONE AS FOLLOWS WHERE TIMELOC IS THE NAME OF
048574,000454: # A DP REGISTER CONTAINING A DELTA TIME AND WHERE TASKTODO IS THE NAME OF THE LOCATION AT WHICH LONGCALL IS TO
048575,000455: # START
048576,000456: # CALLING SEQUENCE -
048577,000457: # EXTEND
048578,000458: # DCA TIMELOC
048579,000459: # TC LONGCALL
048580,000460: # 2CADR TASKTODO
048581,000461: # NORMAL EXIT MODE -
048582,000462: # 1). TC WAITLIST
048583,000463: # 2). DTCB (TO L+3 OF CALLING ROUTINE 1ST PASS THRU LONGCYCL)
048584,000464: # 3). DTCB (TO TASKOVER ON SUBSEQUENT PASSES THRU LONGCYCL)
048585,000465: # ALARM OR ABORT EXIT MODE -
048586,000466: # NONE
048587,000467: # OUTPUT -
048588,000468: # LONGTIME AND LONGTIME+1 = DELTA TIME
048589,000469: # LONGEXIT AND LONGEXIT+1 = RETURN 2CADR
048590,000470: # LONGCADR AND LONGCADR+1 = TASK 2CADR
048591,000471: # A = SINGLE PRECISION TIME FOR WAITLIST
048592,000472: # ERASABLE INITIALIZATION -
048593,000473: # A = MOST SIGNIFICANT PART OF DELTA TIME
048594,000474: # L = LEAST SIGNIFICANT PART OF DELTA TIME
048595,000475: # Q = ADDRESS OF 2CADR TASK VALUE
048596,000476: # DEBRIS -
048597,000477: # A,Q,L
048598,000478: # LONGCADR AND LONGCADR+1
048599,000479: # LONGEXIT AND LONGEXIT+1
048600,000480: # LONGTIME AND LONGTIME+1
048601,000481: # *** THE FOLLOWING IS TO BE IN FIXED-FIXED AND UNSWITCHED ERRASIBLE ***
048602,000482:
048603,000483: 5277 BLOCK 02
048604,000484: 5277 E3,1400 EBANK= LST1
048605,000485: 5277 53154 LONGCALL DXCH LONGTIME # OBTAIN THE DELTA TIME
048606,000486:
048607,000487: 5300 00006 EXTEND # OBTAIN THE 2CADR
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Page 1126 |
048609,000489: 5301 50002 NDX Q
048610,000490: 5302 30001 DCA 0
048611,000491: 5303 53150 DXCH LONGCADR
048612,000492:
048613,000493: 5304 00006 EXTEND # NOW GO TO THE APPROPRIATE SWITCHED BANK
048614,000494: 5305 35310 DCA LGCL2CDR # FOR THE REST OF LONGCALL
048615,000495: 5306 52006 DTCB
048616,000496:
048617,000497: 5307 E3,1400 EBANK= LST1
048618,000498: 5307 03447 02063 LGCL2CDR 2CADR LNGCALL2
048619,000499:
048620,000500: # *** THE FOLLOWING MAY BE IN A SWITCHED BANK, INCLUDING ITS ERASABLE ***
048621,000501:
048622,000502: 01,3447 BANK 01
048623,000503: 01,3447 COUNT* $$/WAIT
048624,000504: 01,3447 23435 LNGCALL2 LXCH LONGEXIT +1 # SAVE THE CORRECT BB FOR RETURN
048625,000505: 01,3450 34752 CA TWO # OBTAIN THE RETURN ADDRESS
048626,000506: 01,3451 26002 ADS Q
048627,000507: 01,3452 55434 TS LONGEXIT
048628,000508:
048629,000509: 01,3453 31153 CA LONGTIME # CHECK FOR LEGITIMATE DELTA-TIME
048630,000510: 01,3454 10000 CCS A
048631,000511: 01,3455 13463 TCF LONGCYCL # HI-ORDER OK --> ALL IS OK.
048632,000512: 01,3456 13460 TCF +2 # HI-ORDER ZERO --> CHECK LO-ORDER.
048633,000513: 01,3457 13516 TCF LONGPOOH # HI-ORDER NEG. --> NEG. DT
048634,000514: 01,3460 31154 +2 CA LONGTIME +1 # CHECK LO-ORDER FOR ZERO OR NEGATIVE.
048635,000515: 01,3461 00006 EXTEND
048636,000516: 01,3462 63516 BZMF LONGPOOH # BAD DELTA-TIME. ABORT
048637,000517:
048638,000518: # *** WAITLIST TASK LONGCYCL ***
048639,000519:
048640,000520: 01,3463 00006 LONGCYCL EXTEND # CAN WE SUCCESFULLY TAKE ABOUT 1.25
048641,000521: 01,3464 43475 DCS DPBIT14 # MINUTES OFF OF LONGTIME
048642,000522: 01,3465 21154 DAS LONGTIME
048643,000523:
048644,000524: 01,3466 11154 CCS LONGTIME +1 # THE REASONIBG BEHIND THIS PART IS
048645,000525: 01,3467 13506 TCF MUCHTIME # INVOLVED, TAKING INTO ACCOUNT THAT THE
048646,000526: # WORDS MAY NOT BE SIGNED CORRECTED (DP
048647,000527: # BASIC INSTRUCTIONS
048648,000528: # DO NOT SIGN CORRECT) AND THAT WE SUBTRAC
048649,000529: # TED BIT14 (1 OVER HALF THE POS. VALUE
048650,000530: # REPRESENTIBLE IN SINGLE WORD)
048651,000531: 01,3470 13471 NOOP # CAN:T GET HERE **********
048652,000532: 01,3471 13472 TCF +1
048653,000533: 01,3472 11153 CCS LONGTIME
048654,000534: 01,3473 13506 TCF MUCHTIME
048655,000535: 01,3474 00000 DPBIT14 OCT 00000
048656,000536: 01,3475 20000 OCT 20000
048657,000537:
048658,000538: # LONGCALL
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Page 1127 |
048660,000540: 01,3476 34736 LASTTIME CA BIT14 # GET BACK THE CORRECT DELTA TFOR WAITLIST
048661,000541: 01,3477 27154 ADS LONGTIME +1
048662,000542: 01,3500 05203 TC WAITLIST
048663,000543: 01,3501 E3,1400 EBANK= LST1
048664,000544: 01,3501 03513 02063 2CADR GETCADR # THE ENTRY TO OUR LONGCADR
048665,000545:
048666,000546: 01,3503 33515 LONGRTRN CA TSKOVCDR # SET IT UP SO THAT ONLY THE FIRST EXIT IS
048667,000547: 01,3504 53435 DXCH LONGEXIT # TO THE CALLER OF LONGCALL
048668,000548: 01,3505 52006 DTCB # THE REST ARE TO TASKOVER
048669,000549:
048670,000550: 01,3506 34736 MUCHTIME CA BIT14 # WE HAVE OVER OUR ABOUT 1.25 MINUTES
048671,000551: 01,3507 05203 TC WAITLIST # SO SET UP FOR ANOTHER CYCLE THROUGH HERE
048672,000552: 01,3510 E3,1400 EBANK= LST1
048673,000553: 01,3510 03463 02063 2CADR LONGCYCL
048674,000554:
048675,000555: 01,3512 13503 TCF LONGRTRN # NOW EXIT PROPERLY
048676,000556:
048677,000557: # *** WAITLIST TASK GETCADR ***
048678,000558:
048679,000559: 01,3513 53150 GETCADR DXCH LONGCADR # GET THE LONGCALL THAT WE WISHED TO START
048680,000560: 01,3514 52006 DTCB # AND TRANSFER CONTROL TO IT
048681,000561:
048682,000562: 01,3515 05261 TSKOVCDR GENADR TASKOVER
048683,000563: 01,3516 53435 LONGPOOH DXCH LONGEXIT
048684,000564: 01,3517 13521 TCF +2
048685,000565: 01,3520 52062 WAITPOOH DXCH WAITEXIT
048686,000566: 01,3521 05720 +2 TC POODOO1
048687,000567: 01,3522 01204 OCT 01204
048688,000568:
End of include-file WAITLIST.agc. Parent file is MAIN.agc