Planning for High Level Assembler

The assembler language and macro language extensions provided by High Level Assembler include functional extensions to those provided by Assembler H Version 2 and the DOS/VSE assembler. The following chapters and appendices help you evaluate these extensions, and plan the installation and customization process. They include:

• A description of the language differences and enhancements that will help you decide if there are any changes you need to make to existing programs.
• A summary of the assembler options to help you decide which ones are appropriate to your installation.
• A summary of the system variable symbols to help you determine if they conflict with symbols already defined in your programs.
• A description of the hardware and software required to install and run High Level Assembler.