The following table lists the assembly-control general purpose directives to control the assembly process.
| Directive | Description |
|---|---|
| ALIGN - Align Location Counter | Define Alignment Constraint |
| BASE - Set number base | Specify default base for constant definition |
| END - End assembly | End of assembly unit |
| ENDFOR - End of FOR block | End of FOR block |
| EVEN - Force word alignment | Define 2-byte alignment constraint |
| FAIL - Generate Error message | Generate user defined error or warning messages |
| FOR - Repeat assembly block | Repeat assembly blocks |
| INCLUDE - Include text from another file | Include text from another file. |
| LONGEVEN - Forcing Long-Word alignment | Define 4 Byte alignment constraint |