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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

Assembler z/OS Advanced Mastery Test

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