Assembler to get name of current address space

  • Post category:Assembler
  • Reading time:1 min read

Assembler program that gets the name of the current address space from the PSA's current ASCB block. Documentation: PSA description and ASCB description. ASCBNAME CSECT EQUATES SAVE (14,12),,TST/NDG/&SYSDATE/&SYSTIME/ USING ASCBNAME,R12 SET UP BASE ADDRESSABILITY LR R12,R15 LOAD BASE REG WITH ENTRY POINT LA R14,SAVE GET ADDRESS OF REGISTER SAVE ST R13,4(0,R14) SAVE CALLER'S SAVE AREA ADDR ST R14,8(0,R13) SAVE MY SAVE AREA ADDRESS LR R13,R14 LOAD SAVE AREA ADDRESS * INIT DS 0H OPEN (OUT,(OUTPUT)) * DOE DS 0H SR R1,R1 R1 = 0 USING PSA,R1 ADDRESS PSA L R2,PSAAOLD GET ADDRESS CURRENT ASCB DROP R1 RELEASE PSA ADDRESSING USING ASCB,R2 ADDRESS CURRENT ASCB L R1,ASCBJBNS GET ADDRESS ADDRESS SPACE NAME DROP R2 RELEASE ASCB ADDRESSING MVC ADDRSPC,0(R1) GET NAME PUT OUT,OUTREC SCHRIJF RETURN DS 0H CLOSE OUT SLR R15,R15 L R13,4(R13) LOAD CALLERS SAVE AREA ADDRESS RETURN (14,12),RC=(15) RETURN TO CALLER * * * DC C'********** ************* WERKGEBIED ******' SAVE DS 18F OUTREC DS CL80 ORG OUTREC ADDRSPC DC CL8' ' REST DC CL72' ' OUT DCB DDNAME=OUT, * DSORG=PS, * MACRF=(PM) * IHAASCB DSECT=YES IHAPSA END ,