IBM System/370 145 Reference Summary page 53

ALO PAGE INDEX (Cont'd)
S REG BITS 0, 1,3
RSll5
S REG BITS 2,4-7 RS214
S ltETRY REG RR114
SYSTEM REG BYTE 0
RSOIJ
SYSTEM REG BYTE I RSOl 1
SYSTEM REG BYTE 2 RSOIJ
TA REG PDOJI
TE REG
P0015
Tl REG
PD02J
TT REG P0014
El
T REG BITS 0-3
RT012
T REG BITS 4-7 RT014
T RETRY REG RRl34
Z REG BYTE 0 BITS 0-3 ALl44
z
REG
avTE 0 BITS 4-7
All34
Z REG BYTE I BITS 0-3 All24
Z REG BYTE I BITS 4-7 ALl14
Z REG BYTE 2 BITS 0-3
AL144
Z REG BYTE 2 BITS 4-7
AL134
Z REG BYTE 3 BITS 0-3
All24
Z REG BYTE 3 BITS 4-7
Alll4
Functional Units
A BYTE ASM CTRLS
BA.Oil
A BYTE A.SM B ENTRY
BA015
A BYTE ASM BYTE 0 BITS P-7
BA021 BA022
A BYTE A.SM BYTE I BITS P-7
&A023 8A024
A BYTE A.SM BYTE 2 BITS P-7
8A025 BA.026
A BYTE ASM BYTE 3 BITS P-7
BA027 8A028
A BYTE CTRLS S/11:
BA013
A.CB M REG COMP MCOJJ
ACS REG BYTE 0
MCOIS MC0\7
A.CB REG BYTE 1
MC016
ALU FUNCTION CTRLS A.COil
ALU GATE BA2
&
BAJ HI & LO TO ALU 2
&
3 BKOJJ
ALU BUS BYTE 3 BITS 0-7
AL113 All23
ALU BUS BYTE 2 BITS 0-7 All33 AL143
ALU HI INPUT ASM CTR LS
BBlll
ALU LO INPUT ASM CTRLS
!~~1 1 4
ALU A SW CTRLS & ALU S/R
ALU A SW GATE CTRLS
AC012
ALU A INPUT PARITY GATES
AMOll AM012
ALU 2 A INPUT BITS 4-7
AL131 AL132
ALU 2 A INPUT B1TS 0-3
AL141 AL142
ALU 3 A INPUT BITS 4-7
ALlll ALJ12
ALU 3 A INPUT BITS 0-3
AL121 AL122
ALU CARRY-IN LATCHES
AM014
ALU CARRY & COMPL CTRLS
ACOIJ
ALU 16 BIT CARRY LOOKAHEAD AM015
ALU PARITY PREDICT & 481T HS CHECK Alll7AL127
ALU PARITY PREDICT
&
481T HS CHECK All3l All47
ALU LOGICAL CHECK ADOJI
ALU HS ERROR lAlCHES AMOIJ
ALU DECIMAL CTRLS AD012
ALU 2 481T HS TRANSMITTS & CARRIES ALJ35 ALJ45
ALU 3 481T HS TRANSMITTS
&
CARRIES All 15 AL125
ALU '81T GROUP CARRY COLLECTION FS AL116 AL126
ALU
4BIT GROUP CARRY COLLECTION
FS
ALIJ6AL146
A-REG BYTE 0 BITS P4 RAlll RA112
A-RLG BYTE 0 BITS 5-7
RA121
A-REG BYTE 1 BITS P4 RA 122 RAIJI
A-REG BYTE I BITS 5-7
RAl32
A-REG BYTE 2 BITS P4
RA141 RA162
A-REG BYTE 2 BITS 5-7
RAJ51
A-REG BYTE 3 BITS P4
RA 152 RA161
A-REG BYTE 3 BITS 5-7
RA162
B BYTE ASM CTRLS BA012
B BYTE CTR LS SYR
BA013
8 BYTE ASM 28 INPUT ASM BITS P-7 88112 88123
B BYTE ASM 38 INPUT ASM BITS P-7
8811388122
2.26