This information applies to IBM High Level Assembler for z/OS & z/VM & z/VSE, Release 6, Program Number 5696-234 and to any subsequent releases until otherwise indicated in new information. Make sure that you are using the correct information for the level of the product.

Purpose of this information

This book contains general information about IBM® High Level Assembler for z/OS® & z/VM® & z/VSE® , Licensed Program 5696-234, hereafter referred to as High Level Assembler, or simply the assembler.

This book is designed to help you evaluate High Level Assembler for your data processing operation and to plan for its use.

Who should read this information

This informations helps data processing managers and technical personnel evaluate High Level Assembler for use in their organization. This manual also provides an introduction to the High Level Assembler Language for system programmers and application programmers.

The assembler language supported by High Level Assembler has functional extensions to the languages supported by Assembler H Version 2 and DOS/VSE Assembler. To fully appreciate the features offered by High Level Assembler you should be familiar with either Assembler H Version 2 or DOS/VSE Assembler.

Other information you might need

Links to information for related IBM products are in the Bibliography.

   http://www.ibm.com/software/awdtools/hlasm