Source Code
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These source-code files were obtained by digitally photographing the
Colossus 237 program listing from the private collection of original
AGC developer Fred Martin, and then modifying pre-existing Colossus 249
(Apollo 9) source files to incorporate changes. Note that the page images
presented online are of reduced quality, and that additional images
are available. Report any conversion errors or legibility
problems in page images to info@sandroid.org.
Notations on the program listing read, in part:GAP: ASSEMBLE REVISION 237 OF AGC PROGRAM COLOSSUS BY NASA 2021111-031 1:17 AUG. 24, 1968 |
049393,000002: # Copyright: Public domain.
049394,000003: # Filename: FIXED-FIXED_CONSTANT_POOL.agc
049395,000004: # Purpose: Part of the source code for Colossus build 237.
049396,000005: # This is for the Command Module's (CM) Apollo Guidance
049397,000006: # Computer (AGC), we believe for Apollo 8.
049398,000007: # Assembler: yaYUL
049399,000008: # Contact: Jim Lawton <jim DOT lawton AT gmail DOT com>
049400,000009: # Website: www.ibiblio.org/apollo/index.html
049401,000010: # Page scans: www.ibiblio.org/apollo/ScansForConversion/Colossus237/
049402,000011: # Mod history: 2011-04-11 JL Adapted from corresponding Colossus 249 file.
049403,000012:
049404,000013: # # Page 1167
049405,000014: 4671 BLOCK 02
049406,000015:
049407,000016: 4671 COUNT* 02/FCONS
049408,000017:
049409,000018: # THE FOLLOWING TABLE OF 18 VALUES IS INDEXED. DO NOT INSERT OR REMOVE ANY QUANTITIES.
049410,000019:
049411,000020: 4671 37777 DPOSMAX OCT 37777 # MUST PRECEDE POSMAX
049412,000021: 4672 37777 POSMAX OCT 37777
049413,000022:
049414,000023: 4673 4673 LIMITS = NEG1/2
049415,000024:
049416,000025: 4673 57777 NEG1/2 OCT -20000 # USED BY SIN ROUTINE (MUST BE TWO
049417,000026: # LOCATIONS IN FRONT OF BIT14)
049418,000027: # BIT TABLE
049419,000028:
049420,000029: 4674 40000 BIT15 OCT 40000
049421,000030: 4675 20000 BIT14 OCT 20000
049422,000031: 4676 10000 BIT13 OCT 10000
049423,000032: 4677 04000 BIT12 OCT 04000
049424,000033: 4700 02000 BIT11 OCT 02000
049425,000034: 4701 01000 BIT10 OCT 01000
049426,000035: 4702 00400 BIT9 OCT 00400
049427,000036: 4703 00200 BIT8 OCT 00200
049428,000037: 4704 00100 BIT7 OCT 00100
049429,000038: 4705 00040 BIT6 OCT 00040
049430,000039: 4706 00020 BIT5 OCT 00020
049431,000040: 4707 00010 BIT4 OCT 00010
049432,000041: 4710 00004 BIT3 OCT 00004
049433,000042: 4711 00002 BIT2 OCT 00002
049434,000043: 4712 00001 BIT1 OCT 00001
049435,000044:
049436,000045:
049437,000046: # DO NOT DESTROY THIS COMBINATION, SINCE IT IS USED IN DOUBLE PRECISION INSTRUCTIONS.
049438,000047: 4713 77777 NEG0 OCT -0 # MUST PRECEDE ZERO
049439,000048: 4714 00000 ZERO OCT 0 # MUST FOLLOW NEG0
049440,000049: # BIT1 OCT 00001
049441,000050: # NO.WDS OCT 2 # INTERPRETER
049442,000051: # OCTAL3 OCT 3 # INTERPRETER
049443,000052: # R3D1 OCT 4 # PINBALL
049444,000053: 4715 00005 FIVE OCT 5
049445,000054: # REVCNT OCT 6 # INTERPRETER
049446,000055: 4716 00007 SEVEN OCT 7
049447,000056: # BIT4 OCT 00010
049448,000057: # R2D1 OCT 11 # PINBALL
049449,000058: 4717 4334 OCT11 = R2D1 # P20S
049450,000059: # BINCON DEC 10 # PINBALL (OCTAL 12)
049451,000060: 4717 00013 ELEVEN DEC 11 B-14
049452,000061: # OCT14 OCT 14 # ALARM AND ABORT (FILLER)
049453,000062: 4720 00015 OCT15 OCT 15
049454,000063: # R1D1 OCT 16 # PINBALL
049455,000064: # # Page 1168
049456,000065: 4721 00017 LOW4 OCT 17
049457,000066: # BIT5 OCT 00020
049458,000067: # ND1 OCT 21 # PINBALL
049459,000068: # VD1 OCT 23 # PINBALL
049460,000069: # OCT24 OCT 24 # SERVICE ROUTINES
049461,000070: # MD1 OCT 25 # PINBALL
049462,000071: 4722 00030 BITS4&5 OCT 30
049463,000072: # OCT31 OCT 31 # SERVICE ROUTINES
049464,000073: 4723 00032 CALLCODE OCT 00032
049465,000074: # LOW5 OCT 37 # PINBALL
049466,000075: # 33DEC DEC 33 # PINBALL (OCTAL 41)
049467,000076: # 34DEC DEC 34 # PINBALL (OCTAL 42)
049468,000077: 4724 00045 TBUILDFX DEC 37 B-14 # BUILDUP FOR CONVIENCE IN DAPTESTING
049469,000078: 4725 00046 TDECAYFX DEC 38 B-14 # CONVENIENCE FOR DAPTESTING
049470,000079: # BIT6 OCT 00040
049471,000080: 4726 00050 OCT50 OCT 50
049472,000081: 4727 00055 DEC45 DEC 45 B-14
049473,000082: 4730 00060 SUPER011 OCT 60 # BITS FOR SUPERBNK SETTING 011.
049474,000083: 4731 00062 .5SEC DEC 50 B-14
049475,000084: # BIT7 OCT 00100
049476,000085:
049477,000086: 4732 4704 SUPER100 = BIT7 # BITS FOR SUPERBNK SETTING 100
049478,000087: # (LAST 4K OF ROPE)
049479,000088: 4732 00120 SUPER101 OCT 120 # BITS FOR SUPERBNK SETTING 101
049480,000089: # OCT121 OCT 121 # SERVICE ROUTINES
049481,000090: # (FIRST 8K OF ACM)
049482,000091: 4733 00140 SUPER110 OCT 140 # BITS FOR SUPERBNK SETTING 110.
049483,000092: # (LAST BK OF ACM)
049484,000093: 4734 00144 1SEC DEC 100 B-14
049485,000094: # LOW7 OCT 177 # INTERPRETER
049486,000095: # BIT8 OCT 00200
049487,000096: # OT215 OCT 215 # ALARM AND ABORT
049488,000097: # 8,5 OCT 00220 # P20-P25 SUNDANCE
049489,000098: 4735 00310 2SECS DEC 200 B-14
049490,000099: # LOW8 OCT 377 # PINBALL
049491,000100: # BIT9 OCT 00400
049492,000101: 4736 00401 GN/CCODE OCT 00401 # SET S/C CONTROL SWITCH TO G/N
049493,000102: 4737 00454 3SECS DEC 300 B-14
049494,000103: 4740 00620 4SECS DEC 400 B-14
049495,000104: 4741 00777 LOW9 OCT 777
049496,000105: # BIT10 OCT 01000
049497,000106: # 5.5DEGS DEC .03056 # P20-P25 SUNDANCE (OCTAL 00765)
049498,000107: # OCT1103 OCT 1103 # ALARM AND ABORT
049499,000108: 4742 01124 C5/2 DEC .0363551 # (OCTAL 01124)
049500,000109: 4743 01211 V05N09 VN 0509 # (SAME AS OCTAL 1211)
049501,000110: 4744 01400 OCT1400 OCT 01400
049502,000111: 4745 01426 V06N22 VN 0622
049503,000112: # MID5 OCT 1740 # PINBALL
049504,000113: 4746 01776 BITS2-10 OCT 1776
049505,000114: 4747 01777 LOW10 OCT 1777
049506,000115: # # Page 1169
049507,000116: # BIT11 OCT 02000
049508,000117: # 2K+3 OCT 2003 # PINBALL
049509,000118: 4750 02177 LOW7+2K OCT 2177 # OP CODE MASK + BANK 1 FBANK SETTING.
049510,000119: 4751 02400 EBANK5 OCT 02400
049511,000120: 4752 03000 PRIO3 OCT 03000
049512,000121: 4753 03400 EBANK7 OCT 03400
049513,000122: # LOW11 OCT 3777 # PINBALL
049514,000123: # BIT12 OCT 04000
049515,000124: # RELTAB OCT 04025 # T4RUPT
049516,000125: 4754 05000 PRIO5 OCT 05000
049517,000126: 4755 06000 PRIO6 OCT 06000
049518,000127: 4756 07000 PRIO7 OCT 07000
049519,000128:
049520,000129: # BIT13 OCT 10000
049521,000130: # OCT 10003 # T4RUPT RELTAB +1D
049522,000131: # 13,7,2 OCT 10102 # P20-P25 SUNDANCE
049523,000132: 4757 11000 PRIO11 OCT 11000
049524,000133: # PRIO12 OCT 12000 # BANKCALL
049525,000134: 4760 13000 PRIO13 OCT 13000
049526,000135: 4761 14000 PRIO14 OCT 14000
049527,000136: # OCT 14031 # T4RUPT RELTAB +2D
049528,000137: 4762 15000 PRIO15 OCT 15000
049529,000138: 4763 16000 PRIO16 OCT 16000
049530,000139: # 85DEGS DEC .45556 # P20-P25 SUNDANCE (OCTAL 16450)
049531,000140: 4764 17000 PRIO17 OCT 17000
049532,000141: 4765 17770 OCT17770 OCT 17770
049533,000142: # BIT14 OCT 20000
049534,000143: # OCT 20033 # T4RUPT RELTAB +3D
049535,000144: 4766 21000 PRIO21 OCT 21000
049536,000145: 7657 BLOCK 03
049537,000146: 7657 COUNT* 03/FCONS
049538,000147:
049539,000148: 7657 22000 PRIO22 OCT 22000 # SERVICE ROUTINES
049540,000149: 7660 23000 PRIO23 OCT 23000
049541,000150: 7661 24000 PRIO24 OCT 24000
049542,000151: # 5/8+1 OCT 24001 # SINGLE PRECISION SUBROUTINES
049543,000152: # OCT 24017 # T4RUPT RELTAB +4D
049544,000153: 7662 25000 PRIO25 OCT 25000
049545,000154: 7663 26000 PRIO26 OCT 26000
049546,000155: 7664 27000 PRIO27 OCT 27000
049547,000156: # CHRPRIO OCT 30000 # PINBALL
049548,000157: # OCT 30036 # T4RUPT RELTAB +5D
049549,000158: 7665 31000 PRIO31 OCT 31000
049550,000159: 7666 31103 C1/2 DEC .7853134 # (OCTAL 31103)
049551,000160: 7667 32000 PRIO32 OCT 32000
049552,000161: 7670 33000 PRIO33 OCT 33000
049553,000162: 7671 34000 PRIO34 OCT 34000
049554,000163: # OCT 34034 # T4RUPT RELTAB +6D
049555,000164: 7672 35000 PRIO35 OCT 35000
049556,000165: 7673 36000 PRIO36 OCT 36000
049557,000166: # # Page 1170
049558,000167: 7674 37000 PRIO37 OCT 37000
049559,000168: 7675 37401 63/64+1 OCT 37401
049560,000169: # MID7 OCT 37600 # PINBALL
049561,000170: 7676 37766 OCT37766 OCT 37766
049562,000171: 7677 37774 OCT37774 OCT 37774
049563,000172: 7700 37776 OCT37776 OCT 37776
049564,000173: # DPOSMAX OCT 37777
049565,000174: # BIT15 OCT 40000
049566,000175: # OCT40001 OCT 40001 # INTERPRETER ( CS 1 INSTRUCTION)
049567,000176: 7701 40014 DLOADCOD OCT 40014
049568,000177: 7702 40015 DLOAD* OCT 40015
049569,000178: # OCT 40023 # T4RUPT RELTAB +7D
049570,000179: 7703 40040 BIT15+6 OCT 40040
049571,000180: 7704 40200 OCT40200 OCT 40200
049572,000181: # OCT 44035 # T4RUPT RELTAB +8D
049573,000182: # OCT 50037 # T4RUPT RELTAB +9D
049574,000183: # OCT 54000 # T4RUPT RELTAB +10D
049575,000184: 7705 57777 -BIT14 OCT 57777
049576,000185: # RELTAB11 OCT 60000 # T4RUPT
049577,000186: 7706 65552 C3/2 DEC -.3216147 # (OCTAL 65552)
049578,000187: 7707 70000 13,14,15 OCT 70000
049579,000188: 7710 73777 -1/8 OCT 73777
049580,000189: 7711 74000 HIGH4 OCT 74000
049581,000190: 7712 74056 -ENDERAS DEC -2001 B-14 # (OCTAL 74056)
049582,000191: # HI5 OCT 76000 # PINBALL
049583,000192: 7713 77700 HIGH9 OCT 77700
049584,000193: # -ENDVAC DEC -45 # INTERPRETER (OCTAL 77722)
049585,000194: # -OCT10 OCT -10 # (OCT 77767)
049586,000195: # NEG4 DEC -4 # (OCTAL 77773)
049587,000196: 7714 77774 NEG3 DEC -3 B-14
049588,000197: 7715 77775 NEG2 OCT 77775
049589,000198: 7716 77776 NEGONE DEC -1 B-14
049590,000199:
049591,000200: # # Page 1171
049592,000201: # DEFINED BY EQUALS
049593,000202:
049594,000203: # IT WOULD BE TO THE USERS ADVANTAGE TO OCCASIONALLY CHECK ANY OF THESE SYMBOLS IN ORDER TO PREVENT ANY
049595,000204: # ACCIDENTAL DEFINITION CHANGES.
049596,000205:
049597,000206: 7717 7716 MINUS1 = NEG1
049598,000207: 7717 7716 NEG1 = NEGONE
049599,000208: 7717 4712 ONE = BIT1
049600,000209: 7717 4711 TWO = BIT2
049601,000210: 7717 6214 THREE = OCTAL3
049602,000211: 7717 6214 LOW2 = THREE
049603,000212: 7717 4710 FOUR = BIT3
049604,000213: 7717 6211 SIX = REVCNT
049605,000214: 7717 4716 LOW3 = SEVEN
049606,000215: 7717 4707 EIGHT = BIT4
049607,000216: 7717 4334 NINE = R2D1
049608,000217: 7717 4377 TEN = BINCON
049609,000218: 7717 4717 NOUTCON = ELEVEN
049610,000219: 7717 4374 OCT23 = VD1
049611,000220: 7717 4376 OCT25 = MD1
049612,000221: 7717 4701 PRIO1 = BIT10
049613,000222: 7717 4744 EBANK3 = OCT1400
049614,000223: 7717 4700 PRIO2 = BIT11
049615,000224: 7717 4732 OCT120 = SUPER101
049616,000225: 7717 4733 OCT140 = SUPER110
049617,000226: 7717 4700 2K = BIT11
049618,000227: 7717 4700 EBANK4 = BIT11
049619,000228: 7717 4677 PRIO4 = BIT12
049620,000229: 7717 4752 EBANK6 = PRIO3
049621,000230: 7717 4676 QUARTER = BIT13
049622,000231: 7717 4676 PRIO10 = BIT13
049623,000232: 7717 7632 OCT10001 = CCSL
049624,000233: 7717 4675 POS1/2 = HALF
049625,000234: 7717 4675 PRIO20 = BIT14
049626,000235: 7717 4675 HALF = BIT14
049627,000236: 7717 4371 PRIO30 = CHRPRIO
049628,000237: 7717 4371 BIT13-14 = PRIO30 # INTERPRETER USES IN PROCESSING STORECODE
049629,000238: 7717 6440 OCT30002 = TLOAD +1
049630,000239: 7717 7671 B12T14 = PRIO34
049631,000240: 7717 4674 NEGMAX = BIT15
049632,000241: 7717 4674 VLOADCOD = BIT15
049633,000242: 7717 6056 VLOAD* = OCT40001
049634,000243: 7717 4105 OCT60000 = RELTAB11
049635,000244: 7717 4364 BANKMASK = HI5
End of include-file FIXED-FIXED_CONSTANT_POOL.agc. Parent file is MAIN.agc