HLASM: V1R6 Language Ref

DXD instructionASEMBLY2 CSECTUSING *,15USINGINAREA,3CLIINCODE,C’A’BEATYPEMVCOUTPUTA,DATA_BMVCOUTPUTB,DATA_ABFINISHATYPE DS 0HMVCOUTPUTA,DATA_AMVCOUTPUTB,DATA_BFINISH BR 14DATA_A DC CL8’ADATA’DATA_B DC CL8’BDATA’INAREA DSECTINCODE DS CL1OUTPUTA DS CL8OUTPUTB DS CL8ENDDXD instructionFigure 21. Sample code using the DSECT instruction (Assembly-2)The DXD instruction identifies and defines an external dummy section.►► symbol DXDduplication_factortypetype_extension►|►modifier,►◄▼nominal_valuesymbolis an external symbol which is one of the following:v An ordinary symbolv A variable symbol that has been assigned a character string with a value thatis valid for an ordinary symbolduplication_factoris the duplication factor subfield equivalent to the duplication factor subfieldof the DS instruction.typeis the type subfield equivalent to the type subfield of the DS instruction.type_extensionis the type extension subfield equivalent to the type extension subfield of theDS instruction.modifiersis the modifiers subfield equivalent to the modifiers subfield of the DSinstruction.Chapter 5. Assembler instruction statements 179