For more information about functions that are available to programs in cross memory mode, see z/OS MVS Programming: Extended Addressability Guide.
Service | Can be issued in AR ASC mode | Can be issued in cross memory mode | Checks SYSSTATE | Can be issued in 64-bit AMODE |
---|---|---|---|---|
ALESERV | Yes | Yes | No | No |
ASCRE | Yes | Yes | Yes | No |
ASDES | Yes | Yes | Yes | No |
ASEXT | Yes | Yes | No | No |
ATSET | No | Yes | Yes | No |
ATTACH | Yes (See note 1) | No | Yes | No |
ATTACHX | Yes | No | Yes | Yes |
AXEXT | No | Yes | Yes | No |
AXFRE | No | Yes | Yes | No |
AXRES | No | Yes | Yes | No |
AXREXX | No | Yes | Yes | Yes |
AXSET | No | Yes | Yes | No |
BPXEKDA | Yes | No | Yes | No |
BPXESMF | Yes | No | Yes | No |
CALLDISP | No | Yes | No | Yes |
CALLRTM | No | Yes (See note 2) | No | No |
CHANGKEY | No | Yes | No | No |
CIRB | No | No | No | No |
CMDAUTH | No | No | No | No |
CNZMXURF | No | Yes | No | No |
CNZTRKR | No | Yes | No | No |
COFCREAT | Yes | Yes | Yes | No |
COFDEFIN | Yes | Yes | Yes | No |
COFIDENT | Yes | Yes | Yes | No |
COFNOTIF | Yes | Yes | Yes | No |
COFPURGE | Yes | Yes | Yes | No |
COFREMOV | Yes | Yes | Yes | No |
COFRETRI | Yes | Yes | Yes | No |
COFSDONO | No | No | Yes | No |
CONFCHG | No | No | Yes | No |
CPF | No | No | No | No |
CPOOL | No | Yes | Yes | No |
CPUTIMER | No | Yes | Yes | No |
CSRSI | No | Yes | No | No |
CSRUNIC | Yes | Yes | No | No |
CSVAPF | Yes (See note 11) | Yes (See note 12) | Yes | No |
CSVDYNEX | Yes (See note 13) | Yes (See note 14) | Yes | No |
CTRACE | No | No | Yes | No |
CTRACECS | Yes | No | Yes | No |
CTRACEWR | Yes | Yes | Yes | No |
DATOFF | Yes | No | No | No |
DEQ | No | Yes | Yes | Yes |
DIV | Yes | No | Yes | No |
DOM | No | No | No | Yes |
DSPSERV | Yes | Yes | Yes | Yes |
DYNALLOC | No | No | No | Yes |
EDTINFO | No | Yes | Yes | Yes |
ENFREQ | No | No | No | No |
ENQ | No | Yes | Yes | Yes |
ESPIE | No | No | No | Yes |
ESTAE (See note 3) | No | No | Yes | No |
ESTAEX | Yes | Yes | Yes | Yes |
ETCON | No | Yes | Yes | No |
ETCRE | No | Yes | Yes | No |
ETDEF | Yes | Yes | No | No |
ETDES | No | Yes | Yes | No |
ETDIS | No | Yes | Yes | No |
EVENTS | No | No | No | No |
EXTRACT | No | No | No | No |
FESTAE | No | No | No | No |
FREEMAIN | Yes (See note 4) | Yes | Yes | Yes |
GETDSAB | No | No | Yes | No |
GETMAIN | Yes (See note 4) | Yes | Yes | Yes |
GQSCAN | No | Yes | No | No |
GTRACE | No | Yes | No | Yes |
HSPSERV | Yes | Yes (See note 5) | (See note 6) | No |
IARCP64 | Yes | Yes | Yes | Yes |
IARR2V | Yes | Yes | No | No |
IARSUBSP | Yes | Yes | Yes | No |
IARST64 | Yes | Yes | Yes | Yes |
IARVSERV | Yes | Yes | Yes | No |
IARV64 | Yes | Yes | Yes | Yes |
IAZXCTKN | Yes | Yes | Yes | No |
IAZXJSAB | Yes | Yes (See note 15) | Yes | No |
IEAARR | Yes | Yes | Yes | Yes |
IEAFP | Yes | Yes | Yes | No |
IEALSQRY | Yes | Yes | Yes | No |
IEAMETR | Yes | Yes | Yes | No |
IEAMRMF3 | No | Yes | No | No |
IEAMSCHD | Yes | Yes | Yes | No |
IEANTCR | Yes | Yes | N/A | No |
IEANTDL | Yes | Yes | N/A | No |
IEANTRT | Yes | Yes | N/A | No |
IEARBUP | Yes | Yes | Yes | No |
IEATDUMP | Yes | No | Yes | No |
IEATEDS | Yes | Yes | Yes | No |
IEATXDC | Yes | Yes | Yes | Yes |
IEAVAPE | No | Yes | No | No |
IEAVAPE2 | No | Yes | No | No |
IEAVDPE | No | Yes | No | No |
IEAVDPE2 | No | Yes | No | No |
IEAVPSE | No | Yes | No | No |
IEAVPSE2 | No | Yes | No | No |
IEAVRLS | No | Yes | No | No |
IEAVRLS2 | No | Yes | No | No |
IEAVRPI | No | Yes | No | No |
IEAVRPI2 | No | Yes | No | No |
IEAVTPE | No | Yes | No | No |
IEAVXFR | No | Yes | No | No |
IEAVXFR2 | No | Yes | No | No |
IEA4APE | No | Yes | No | Yes |
IEA4APE2 | No | Yes | No | Yes |
IEA4DPE | No | Yes | No | Yes |
IEA4DPE2 | No | Yes | No | Yes |
IEA4PSE | No | Yes | No | Yes |
IEA4PSE2 | No | Yes | No | Yes |
IEA4RLS | No | Yes | No | Yes |
IEA4RLS2 | No | Yes | No | Yes |
IEA4RPI | No | Yes | No | Yes |
IEA4RPI2 | No | Yes | No | Yes |
IEA4TPE | No | Yes | No | Yes |
IEA4XFR | No | Yes | No | Yes |
IEA4XFR2 | No | Yes | No | Yes |
IEECMDS | Yes | Yes | Yes | No |
IEEQEMCS | Yes | Yes | Yes | No |
IEEVARYD | No | No | Yes | No |
IEFPPSCN | No | No | Yes | No |
IEFQMREQ | No | No | No | No |
IEFSSI | Yes | No | No | No |
IEFSSVT | Yes | No | No | No |
IEFSSVTI | Yes | Yes | No | No |
IFAQUERY | Yes | Yes | No | No |
IOCINFO | Yes | Yes | No | No |
IOSADMF | No | No | Yes | No |
IOSCAPF | No | Yes (See note 7) | Yes | No |
IOSCAPU | Yes | Yes (See note 7) | Yes | No |
IOSCDR | No | No | Yes | No |
IOSCHPD | Yes | Yes | Yes | No |
IOSCMXA | No | Yes (See note 7) | Yes | No |
IOSCMXR | No | Yes (See note 7) | Yes | No |
IOSDCXR | No | Yes (See note 7) | Yes | No |
IOSENQ | Yes | Yes | Yes | No |
IOSINFO | No | No | No | No |
IOSLOOK | No | No | No | No |
IOSPTHV | No | No | Yes | No |
IOSSPOF | No | Yes | Yes | Yes |
IOSUPFA | No | Yes | Yes | No |
IOSUPFR | No | Yes | Yes | No |
IOSVRYSW | Yes | Yes | Yes | No |
IOSWITCH | Yes | Yes | Yes | No |
IOSZHPF | Yes | Yes | Yes | No |
IRDFSD | Yes | Yes | Yes | No |
IRDFSDU | Yes | Yes | Yes | No |
ISGADMIN | Yes | Yes | Yes | Yes |
ISGECA | Yes | Yes | Yes | Yes |
ISGENQ | Yes | Yes | Yes | Yes |
ISGLCRT (See note 16) | No | Yes | N/A | No |
ISGLID (See note 16) | No | Yes | N/A | Yes |
ISGLOBT | No | Yes | N/A | No |
ISGLREL | No | Yes | N/A | No |
ISGLPRG | No | Yes | N/A | No |
ISGQUERY | Yes | Yes | Yes | Yes |
ITTFMTB | No | No | No | No |
ITZXFILT | No | Yes | Yes | No |
IWMCLSFY | No | Yes | Yes | No |
IWMCONN | No | Yes | Yes | No |
IWMDISC | No | Yes | Yes | No |
IWMECQRY | No | Yes | Yes | No |
IWMECREA | No | Yes | Yes | No |
IWMEDELE | No | Yes | Yes | No |
IWMMABNL | No | Yes | No | No |
IWMMCHST | No | Yes | No | No |
IWMMCREA | No | Yes | Yes | No |
IWMMDELE | No | Yes | Yes | No |
IWMMEXTR | No | Yes | Yes | No |
IWMMINIT | No | Yes | No | No |
IWMMNTFY | No | Yes | Yes | No |
IWMMRELA | No | Yes | Yes | No |
IWMMSWCH | No | Yes | Yes | No |
IWMMXFER | No | Yes | No | No |
IWMPQRY | Yes | Yes | Yes | No |
IWMRCOLL | Yes | Yes | Yes | No |
IWMRPT | No | Yes | Yes | No |
IWMRQRY | Yes | Yes | Yes | No |
IWMSRDRS | No | Yes | Yes | No |
IWMSRSRG | No | Yes | Yes | No |
IWMSRSRS | No | Yes | Yes | No |
IWMWMCON | No | Yes | Yes | No |
IWMWQRY | Yes | Yes | Yes | No |
IWMWQWRK | No | Yes | Yes | No |
IXCCREAT | Yes | Yes | Yes | No |
IXCDELET | Yes | Yes | Yes | No |
IXCJOIN | Yes | No | Yes | No |
IXCLEAVE | Yes | No | Yes | No |
IXCMG | Yes | Yes | Yes | No |
IXCMOD | Yes | Yes | Yes | No |
IXCMSGI | Yes | No | Yes | No |
IXCMSGO | Yes | Yes | Yes | No |
IXCQUERY | Yes | Yes | Yes | No |
IXCQUIES | Yes | No | Yes | No |
IXCSETUS | Yes | Yes | Yes | No |
IXCTERM | Yes | Yes | Yes | No |
IXGBRWSE | Yes | Yes | Yes | Yes |
IXGCONN | Yes | Yes | Yes | Yes |
IXGDELET | Yes | Yes | Yes | Yes |
IXGWRITE | Yes | Yes | Yes | Yes |
LLACOPY | No | No | Yes | No |
LOAD | Yes | No | No | Yes |
LOADWAIT | No | Yes | Yes | No |
LOCASCB | Yes | Yes | Yes | No |
LXFRE | No | Yes | Yes | No |
LXRES | No | Yes | Yes | No |
MCSOPER | Yes | No | Yes | No |
MCSOPMSG | Yes | No | Yes | No |
MGCR | No | No | No | No |
MGCRE | No | No | No | No |
MIHQUERY | Yes | No | Yes | No |
MODESET | No | Yes | No | Yes |
NIL | Yes | Yes | Yes | No |
NMLDEF | No | No | No | No |
NUCLKUP | No | No | No | No |
OIL | Yes | Yes | Yes | No |
OUTADD | No | No | No | No |
OUTDEL | No | No | No | No |
PCLINK | No | Yes | No | No |
PGANY | No | No | No | No |
PGFIX | No | Yes | No | No |
PGFIXA | No | No | No | No |
PGFREE | No | Yes | No | No |
PGFREEA | No | No | No | No |
PGSER | Yes (See note 8) | Yes (See note 8) | No | Yes |
POST | No | Yes | No | Yes |
PTRACE | No | Yes | No | No |
PURGEDQ | No | No | No | No |
QEDIT | No | No | No | No |
RESERVE | No | No | No | Yes |
RESMGR | Yes | Yes | No | No |
RESUME | No | Yes | No | No |
RISGNL | No | Yes | No | No |
SCHEDIRB | Yes | No | Yes | No |
SCHEDULE | Yes | Yes | Yes | No |
SCHEDXIT | No | Yes | No | No |
SDUMP | Yes (See note 1) | Yes (See note 9) | Yes | No |
SDUMPX | Yes | Yes (See note 9) | Yes | Yes |
SETFRR | Yes | Yes | Yes | No |
SETLOCK | Yes | Yes | Yes | No |
SETRP | Yes | Yes | Yes | Yes |
SJFREQ | No | Yes | No | No |
SPIE | No | No | No | No |
SPOST | No | No | No | No |
SRBSTAT | No | Yes | No | No |
SRBTIMER | No | No | No | No |
STATUS | Yes | Yes | No | No |
STORAGE | Yes | Yes | No | Yes |
SUSPEND | No | Yes | No | No |
SVCUPDTE | No | No | No | No |
SWAREQ | No | No | No | No |
SWBTUREQ | No | No | No | No |
SYMREC | No | Yes | Yes | No |
SYNCH | Yes (See note 1) | No | Yes | No |
SYNCHX | Yes | No | Yes | Yes |
SYSEVENT | No | No | No | No |
TCBTOKEN | Yes | Yes | No | No |
TCTL | No | No | No | No |
TESTAUTH | No | No | No | No |
TIMEUSED | Yes (See note 10) | Yes | No | Yes |
T6EXIT | No | No | No | No |
UCBINFO | Yes | Yes | Yes | No |
UCBLOOK | Yes | Yes | Yes | No |
UCBPIN | Yes | Yes | Yes | No |
UCBSCAN | Yes | Yes | Yes | No |
VSMLIST | No | Yes | Yes | No |
VSMLOC | No | Yes | Yes | No |
VSMREGN | No | Yes | No | No |
WAIT | No | Yes | No | Yes |
WTL | No | No | No | No |
WTO | No | No | No | Yes |
WTOR | No | No | No | Yes |
IBM® recommends that programs in AR ASC mode use the X-macros (ATTACHX, SDUMPX, and SYNCHX). If, however, a program in AR mode issues ATTACH, SDUMP, or SYNCH after issuing SYSSTATE ASCENV=AR, the system substitutes the corresponding X-macro and issues a message telling you that it made the substitution.
IBM recommends you always use ESTAEX unless your program and your recovery routine are in 24-bit addressing mode, or your program requires a branch entry. In these cases, you should use ESTAE.