Appendix C. Architecture Facilities
The following table shows which architecture facilities are enabled or disabled by default, depending on
the specified architecture mode.
Facility
S/370
ESA/390
ESAME
z/ARCH
ACC_EX_FS_INDIC
Disabled
Disabled
Disabled
Enabled
ASN_LX_REUSE
Disabled
Enabled
Enabled
Enabled
CMPSC_ENH
Disabled
Disabled
Disabled
Enabled
CONDITIONAL_SSKE
Disabled
Disabled
Enabled
Enabled
CONFIG_TOPOLOGY
Disabled
Disabled
Enabled
Enabled
CSSF
Disabled
Disabled
Enabled
Enabled
CSSF2
Disabled
Disabled
Enabled
Enabled
DECIMAL_FLOAT
Disabled
Disabled
Enabled
Enabled
DETECT_PGMINTLOOP
Enabled
Enabled
Enabled
Enabled
DFP_HPERF
Disabled
Disabled
Enabled
Enabled
ENH_MONITOR
Disabled
Disabled
Disabled
Enabled
ENHANCED_DAT
Disabled
Disabled
Enabled
Enabled
ESAME_ACTIVE
Disabled
Disabled
Enabled
Enabled
ESAME_INSTALLED
Disabled
Disabled
Enabled
Enabled
ETF2_ENHANCEMENT
Disabled
Disabled
Enabled
Enabled
ETF3_ENHANCEMENT
Disabled
Disabled
Enabled
Enabled
EXECUTE_EXTN
Disabled
Disabled
Enabled
Enabled
EXTENDED_IMMED
Disabled
Disabled
Enabled
Enabled
EXTRACT_CPU_TIME
Disabled
Disabled
Enabled
Enabled
FAST_BCR_SERIAL
Disabled
Disabled
Disabled
Enabled
FPS_ENHANCEMENT
Disabled
Disabled
Enabled
Enabled
GEN_INST_EXTN
Disabled
Disabled
Enabled
Enabled
HFP_MULT_ADD_SUB
Disabled
Disabled
Enabled
Enabled
