Section 2 Contents
Section
2:
General Information
.:
•.•••..••••.•••••••••.•••••••.••.•.•
2·1
Machine Instructions
................•...................••...•
2·1
Floating-Point Instructions
.................••..........•.....
2·3
II
Extended Mnemonic Instructions
......•..........................
2·3
Edit and Edmk Pattern Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . • . .
2·3
Condition Codes . . . . . • . . . . . . . . . . . . . . . • . . . . . . . . . • . . . . . . . . • • • • . 2-4
CNOP Alignment
.••......•..................................
2-4
Assembler Instructions
....•........•...•....•.....•...••.....•
2·5
Summary
of
Constants
......................•...•.............
2·5
I/O Command Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . . . 2-6
Channels
.•........•.........•..............•......•....
2-6
Card Readers/Card Punches . . . • . . . . . . . . . . . . . . . . . . . • . . . . • • • • . . . 2-6
Console Printers
..•..•...............•..............•.•...
2-6
Magnetic Tapes . . . . • . . . . . . . . . . . . . . . . • . . . . . . . . . . . . . . . •
..
. . . . 2-6
Direct Access Storage Devices
............................•..•.
2·7
Code Translation Table
......
;.................................
2-8
ANSI.,..Defined Printer Control Characters
....................••.....
.2·11
Machine Instruction Formats
.•............••....•...•.•.•..•.••.
2·12
Control Registers
....•.•....•.•.....•.......•..............•.
2·12
Program Status Word
(BC
Mode)
•......•..•.....•••...•......•...
2·13
Program Status Word
(EC
Mode)
...........•.•....•.•.••...••....
2-13
Channel Command Word
•......•....•.•............•••.....•...
2-13
Channel Status Word
(hex
40)
......••............................
2-13
Program Interruption Codes
••......•.................•.•..•••..•
2-13
Fixed Storage
locations
..•....•...........................•...
2-14
limited
Channel
logout
(hex
BO)
.................................
2-14
Machine Check Interruption Code (hex
E8)
........................•..
2-14
Dynamic Address
Translation
......................•....•....••..
2-15
Virtual (logical) Address Format
...............................
2-15
Segment Table Entry
..........•.....................•....•.
2-15
Page
Table Entry
.....•.......................
,
............
2-15
Hexadecimal and Decimal Conversion
•.....••.......................
2-15
Powers
of
2 and
16
........•....•....•.....................••.
2-15
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