Control Data 3100 Reference Manual page 5

Word Addresses vs. Character Addresses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 7-2
Symbol Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 7-3
Indexing and Address Modification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 7-3
Addressing Modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 7-4
Indexing and Addressing Mode Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 7-5
I/O Channel Considerations .................................................... " 7-6
Trapped Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 7-6
INSTRUCTION LIST ............................................................... " 7-7
Register Operations without Storage Reference ..................................... 7-12
Load ........................................................................... 7-20
Store .......................................................................... 7-23
Inter-register Transfer, 24-bit Precision .......................................... 7-26
Inter-register Transfer, 48-bit Precision .......................................... 7-29
Stops and Jumps ................................................................ 7-30
Logical Instructions with Storage Reference ........................................ 7-37
Arithmetic, Fixed Point, 24-bit Precision .......................................... 7-38
Arithmetic, Fixed Point, 48-bit Precision .......................................... 7-40
Arithmetic, Floating Point ....................................................... 7-43
BCD ........................................................................... 7-46
Storage Shift, Searches, Compare and Register Shifts ............................... 7-50
Search .................. -........................................................ 7-56
Move ..................................................................
~
........ 7-58
Sensing ........................................................................ 7-60
Control ........................................................................ 7-63
Interrupt ....................................................................... 7-65
Input/Output ................................................................... 7-68
Section 8. SOFTWARE SYSTEMS
GENERAL DESCRIPTION. . . . . . . . . . . . . . . . .. .. .. . .. .. .. .. .. .. .. .. .. .. . .. .. .. .. .. ... 8-1
3100, 3200, 3300 SCOPE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-1
3100, 3200, 3300 COMPASS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-2
3100,3200,3300 Data Processing Package ....................................... 8-3
3100,3200,3300 Utility ......................................................... 8-4
3100, 3200, 3300 COBOL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-4
3100, 3200, 3300 FORTRAN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-5
Generalized Sort/Merge Program. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-5
3100, 3200, 3300 BASIC System. . . . . . .. . . . . . . . . . . . . .. . . .. . . . . . . . . . . . . . . . . . . .. . . .. 8-6
CODING PROCEDURES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-7
Instruction Format. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-7
Pseudo-Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8-9
Assembly Listing Format ........................................................ 8-17
Error Codes .................................................................... 8-18
APPENDIX A-Control Data 3100,3200,3300 Computer Systems Character Set
B - Supplementary Arithmetic Information
C - Programming Reference Tables and Conversion Information
GLOSSARY, INSTRUCTION TABLES AND INDEX
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Rev. B