Four standard procedures are supplied; refer to Table 1 for their descriptions.

If High Level Assembler Release 1 has previously been used, users might have become accustomed to using the old procedures names of HLASMC, HLASMCG, HLASMCLG, and HLASMCL. In order to make the transition from this previous release, in the ASM.SASMSAM1 library, these old procedure names appear as aliases for the sample supplied procedures, as shown in Table 2.