Assembler z/OS Advanced
Duration
5 hours
Overview
The z/OS Assembler course covers introductory concepts, Instructions, z/OS Architecture, etc. It instructs the student on programming using assembler language mnemonics, provides a machine code specific introduction to the z/OS architecture and covers number systems and program compilation / execution.
Audience
System or application programmers who code Assembler programs or maintain system related programs and user exits; this course reinforces good Assembler programming techniques and introduces more advanced techniques including program management, system macros and 64 bit addressing.
Prerequisites
Completion of the Assembler Introduction, Assembler Instructions, Assembler Macros and Assembler Programming courses plus a sound knowledge of programming concepts, and experience with IBM z/OS architecture.
Objectives
- After completing this course, the student will be able to identify:
- ES/390 and 64bit instructions
- Linkage and save areas
- Macro forms and formats
- 64 Bit Addressability
Course Content
ES/390 Enhancements
Architecture Extensions
Code Examples
Storage Operands
Variable Length Data
PSW Update Restart
Search Techniques
Interruptible Instructions
Program Management
Program and linkage Structures
Program Prologue, Epilogue and Save Areas
Linkage Stack and associated instructions
Coding and Using Macros
Macro Formats
System State Indicator
Macro Execute and List forms
Program Attaching and Linking
Macro examples
64-Bit Addressability
Address Space
IARV64 Macro
64 bit instructions
Linkage
