A formal description of SYSTEM/360

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MI'CrEDEDMK "EDMKEDEDYVN YVZTR MVCg56g57g58g59g60g61g62hOhlh2h3h4h5h6h7h8h9h10hllh12h13h14h15h16h17h18h19h20h21h22h23h24h25h26h27h28h29h30h31h32h33h34h35h36h3724511
ER;+ MR 8RAH CR M I 8HAL ALRtJL 8LRA AI1 ARAL ALR8 SH BRSL BLRMIXAL ALR8L BLRA AH AR0 0H 0RC CH CRM MaD DRioi 1.i2i3i4i5i6i7i8i9i10illi12i13i14i15i16i17i18i19i20i21i22i23i24i25i26i27i28i29i30j0jlj2j3j4j5j6j7j8j9jl0jllj 12-MH--+44=+346 A. D. FALKOFF, K. E. IVERSON, AND E. H. SUSSENGUTH
Page 1: All SYSTEM/~~O functional character
Page 6 and 7: example, 'J, in line 20 of MAC' (j;
Page 8 and 9: used for the instructions as well a
Page 10 and 11: this respecifies the instruction co
Page 12 and 13: ~The first 2’’ bytes of memory
Page 14 and 15: Indications of machine failure are
Page 16 and 17: TS (test and set) simply fetches on
Page 18 and 19: is suppressed (f12) by a protection
Page 20 and 21: in the case of ZAP (zero and add) a
Page 22 and 23: Input/outputThe SYSTEM/B~O input/ou
Page 24 and 25: one device and the initiation of a
Page 26 and 27: multiplexor channel it could be any
Page 28 and 29: code in C” (line 27). The pci bit
Page 30 and 31: channel operation as any other stat
Page 32 and 33: ~register os/s" (line 45), acknowle
Page 34 and 35: and Si = 1 is used to denote a pend
Page 36 and 37: In line 121 a multiplexor channel s
Page 38 and 39: mand chaining. Alternatively, the b
Page 40 and 41: Iithas no effect on a current opera
Page 42 and 43: for assistance in the early stages;
Page 44 and 45: EX "TM --DCT DCTR --BAL DALR --BCR
Page 50 and 51: AP CP DPMP BPZAPCVBCVBCPz;}BPMPDPAP
Page 52 and 53: k45k46k47k48k49k50k51k52k53k54k55k5
Page 54 and 55: Table 3 Continuedsymboldimensionsig
Page 56 and 57: dimensionsignijicancereferences: se
Page 58 and 59: Table 3Continuedsymboldimensionsign
Page 60 and 61: ~~~~~~~~~~I0 1 2 3 4 5 6 7 8 910 In
Page 62 and 63: ~~MCIE, machine check interruption
Page 64 and 65: (=Ti, qi +- 1, -v/q 0-. -i : (qrand
Page 66: C h d saivpa8:Ks;s;EMmpx ? 1 I&I ?

A formal description of SYSTEM/360

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