Appendix
A
Alphabetic
Listing
and
Index
of
7090
Instructions
OPERATION CODE
ALPHA
OCTAL
ACL
ADD
ADM
ALS
ANA
ANS
ARS
AXC
AXT
BSF
BSR
BTT
CAL
CAQ
CAS
CHS
CLA
CLM
CLS
COM
CRQ
CVR
0361
0400
0401
0767
-0320
0320
0771
-0774
0774
-0764
0764
0760
..
xxxx
-0500
-0114
0340
0760
..
0002
0500
0760
..
0000
0502
0760
..
0006
-0154
0114
DCT
0760
..
0012
DVH
0220
DVP
0221
ECTM
-0760
..
0006
EFTM
-0760
..
0002
ENB
0564
ENK
0760
..
0004
ERA
0322
ESNT
-0021
ESTM
ETM
ETT
FAD
FAM
FDH
FDP
FMP
FRN
FSB
FSM
HPR
HTR
I1A
IlL
IIR
lIS
lOT
LAC
LAS
-0760
..
0005
0760
..
0007
-0760
..
xxxx
0300
0304
0240
0241
0260
0760
..
0011
0302
0306
0420
0000
0041
-0051
0051
0440
0760
..
0005
0535
-0340
LBT
0760
..
0001
LCHA
0544
LCHB
-0544
LCHC
0545
LCHD
-0545
LCHE
0546
LCHF
-0546
LCHG
0547
LCHH
-0547
LDC
-0535
INSTRUCTION
Add
and
Carry
Logical
Word
Add
............... .
Add
Magnitude
Accumulator
Left
Shift
........
..
AND
to
Accumulator
........ .
AND
to
Storage
Accumulator
Right
Shift
......
Address
to
Index
Comple-
mented
Address
to
Index
True
......... .
Backspace
File
...................... .
Backspace
Record
..
" .
Beginning
of
Tape
Test
........
Clear
and
Add
Logical
Word
Convert
by
Addition
from
MQ
..............................
..
Compare
AC
with
storage
....
.
Change
Sign
Clear
and
Add
................
..
Clear
Magnitude
.................. "
..
Clear
and
Subtract
................
..
Complement
Magnitude
......
..
Convert
by
Replacement
from
MQ
........................................
..
Convert
by
Replacement
from
AC
'"
................ .
Divide
Check
Test
.
Divide
or
Halt
.
Divide
or
Proceed
.
Enter
Copy
Trap
Mode
.....
Enter
Floating
Trap
Mode.
Enable
from
Y
...
Enter
Keys
Exclusive
OR
to
Accumulator
Enter
Storage
Null.
and
Transfer
....... .
Enter
Select
Trap
Mode.
Enter
Trapping
Mode
..
End
of
Tape
Test
Floating
Add
.
Floating
Add
Magnitude
Floating
Divide
or
Halt
.
Floating
Divide
or
Proceed
...
Floating
Multiply
............ .
Floating
Round
Floating
Subtract
..
Floating
Subtract
Magnitude
Halt
and
Proceed
..................
..
Halt
and
Transfer
...... .
Invert
Indicators
from
AG
.....
Invert
Indicators
of
Left
Half
Invert
Indicators
of
Right
Half
...................................... .
Invert
Indicators
from
Stor-
age
............
..
.............. .
Input-Output
Check
Test
.. ..
Load
Complement
of
Address
in
Index
..............................
..
Logical
Compare
Accumula-
tor
with
Storage ..................
..
Low-
Order
Bit
Test
............... .
Load
Channel
A ....................
..
Load
Channel
B ..................... .
Load
Channel
C ...................
..
Load
Channel
D .................... .
Load
Channel
E ....................
..
Load
Channel
F
....
..
Load
Channel
G ..........
..
Load
Channel
H ....................
..
Load
Complement
of
Decre-
ment
in
XR
......................... .
*
Description
not
included
in
text.
x X
60
X X
58
X X
60
X
52
4 X X
128
X X
128
X
55
126
126
X *
X *
X
107
X X
58
137
X X
99
X
III
X X
55
X
68
X X
55
X
68
135
133
X
104
X X
63
X X
67
X *
X *
X X *
X X
52
X X
128
X X *
X *
X
97
X
107
X X 71
X X
79
X X
85
X X 91
X X
79
X
85
X X
79
X X
79
107
X X
107
116
114
114
X X
III
X X
104
126
X X
102
X
99
X X *
X X *
X X *
X X *
X X *
X X *
X X *
XX
*
126
OPERATION
CODE
ALPHA
OCTAL
LDI
0441
LDQ
0560
LFT
-0054
LFTM
-0760
..
0004
LGL
-0763
LGR
-0765
LLS 0763
LNT
-0056
LRS
0765
LSNM
-0760
..
0010
LTM
-0760
..
0007
LXA
0534
LXD
-0534
MPR
-0200
MPY 0200
MSE
-0760
NOP
0761
NZT
-0520
OAI
0043
OFT
0444
ONT
0446
ORA
-0501
ORS
-0602
OSI 0442
PAC 0737
PAl
0044
PAX
0734
PBT
-0760
..
0001
PDC
-0737
PDX
-0734
PIA
-0046
PSE 0760
PXA
0754
PXD
-0754
RCHA
0540
RCHB
-0540
RCHC
0541
RCHD
-0541
RCHE
0542
RCHF
-0542
RCHG
0543
RCHH-0543
RCT
0760
..
0014
RDCA
0760
..
1352
RDCB
0760
..
2352
RDCC
0760
..
3352
RDCD
0760
..
4352
RDCE
0760
..
5352
RDCF
0760
..
6352
RDCG
0760
..
7352
RDCH
0760. 10352
RDS 0762
REW
0772
RFT
0054
RIA
-0042
RIL
-0057
RIR
0057
RIS
0445
RND
0760
..
0010
RNT
0056
RQL
-0773
183
INSTRUCTION
Load
Indicators
......................
..
Load
MQ
................................. .
Left
Half
Indicators,
Off
Test
Leave
Floating
Trap
Mode
..
..
Logical
Left
Shift
..................
..
Logical
Right
Shift
................. .
Long
Left
Shift
......................
..
Left
Half
Indicators,
On
Test
Long
Right
Shift
..................... .
Leave Storage
Nullification
Mode
............. .
Leave
Trapping
Mode
..........
..
Load
Index
from
Address
....
..
Load
Index
from
Decrement
Multiply
and
Round
............
..
Multiply
..................................
..
Minus
Sense ............................
..
No
Operation
..........................
..
Storage Not-Zero
Test
..........
..
OR
Accumulator
to
Indica-
tors ......................................... .
Off
Test
for
Indicators
..........
..
On
Test
for
Indicators
..........
..
OR
to
Accumulator
..............
..
OR
to
Storage
........................
..
OR
Storage
to
Indicators
....
..
Place
Complement
of
Address
in
XR
..................................
..
Place
Accumulator
in
Indica-
tors
........................................
..
Place
Address
in
XR
..............
..
P-bit
Test
................................
..
Place
Complement
of
Decre-
ment
in
XR
........................
..
Place
Decrement
in
Index
....
..
Place
Indicator
in
Accumula-
tor
........ '-: .............................. .
Plus
Sense ................................. .
Place
Index
in
Address
........... .
Place
Index
in
Decrement..
..
Reset
and
Load
Channel
A
.. ..
Reset
and
Load
Channel
B
.. ..
Reset
and
Load
Channel
C
.. ..
Reset
and
Load
Channel
D
.. ..
Reset
and
Load
Channel
E
..
..
Reset
and
Load
Channel
F
..
..
Reset
and
Load
Channel
G
..
..
Reset
and
Load
Channel
H
.. ..
Restore
Channel
Traps
........
..
Reset
Data
Channel
A
...........
.
Reset
Data
Channel
B ..........
..
Reset
Data
Channel
·C
..........
..
Reset
Data
Channel
D ..........
..
Reset
Data
Channel
E ........... .
Reset
Data
Channel
F ..........
..
Reset
Data
Channel
G ..........
..
Reset
Data
Channel
H ........... .
Read
Select ............................... .
Rewind
..................................... .
Right
Half
Indicators,
Off
Test
....................................... .
Reset
Indicators
from
Accu-
mulator
................................. .
Reset
Indicators
of
Left
Half
Reset
Indicators
of
Right
Half
......................................
..
Reset
Indicators
from
Storage
Round
...................................... .
Right
Half
Indicators,
On
Test
......................................
..
Rotate
MQ
Left
....................... .
X X
III
X X
50
119
X *
X
52
X
55
X
52
X
X
X
119
55
*
97
126
128
X X
63
X X
60
X
104
107
X X
99
116
X X
119
X X
116
X X
128
X X
128
X X
III
123
114
123
X
99
123
123
114
X
102
XX
XX
XX
XX
XX
XX
XX
XX
X
123
126
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
X *
X *
119
116
114
114
X X
III
X
68
119
X
55
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