264-267 (Absolute Address)
Store-status Prefix Save Area:
During the store-status operation, the
contents of the prefix register,
if the multiprocessing facility
is installed, are stored at
locations 264-267.
268-271 (Absolute Address)
Store-Status Model-DependentSave Area: During the execution store-status operation,
model-dependent informationmay be stored at locations 268-271.
352-383 (Absolute Address)
Store-StatusFloating-Point Register Save Area: During the
execution of the store-status
operation,the contents of the floating-point registers, if the floating-point facility is
installed,are stored at locations 352-383.
352-383 (Real Address)
Machine-Check Floating-Point
RegisterSave Area: During a machine-check interruption, the
contents of the floating-point
registers, ifthe floating-point
facility is installed,are stored at locations 352-383.
384-447 (Absolute Address)
Store-Status General-RegisterSave Area: During the execution
of the store-status operation,
the contents ofthe general
registers are storedat locations 384-447.
384-447 (Real Address)
Machine-Check General-RegisterSave Area: During a machine
check interruption, the contents
of thegeneral registers are stored at locations 384-447.
448-511 (Absolute Address)
Store-Status Control-Register
Save Area: During the execution store-status operation,
the contents of the control
registersare stored at
locations 448-511.
448-511(Real Address)
795
Machine-Check Control-RegisterSave Area: During a machine
checkTnterruption, the contents
of the control registers are
stored at 448-511.
(Logical Address)CPU Identity for DAS Tracing:
Duringexecution of DAS tracing, the contents of location 795 are fetched and placed in the trace
entry. Thisfield is called "CPU fdentity" because the control program is expected to place the rightmost eight bits
of theCPU address in this area.
Chapter 3. storage 3-45
Store-status Prefix Save Area:
During the
contents of the prefix register,
if the multiprocessing facility
is installed, are stored at
locations 264-267.
268-271 (Absolute Address)
Store-Status Model-Dependent
model-dependent information
352-383 (Absolute Address)
Store-Status
execution of the store-status
operation,
installed,
352-383 (Real Address)
Machine-Check Floating-Point
Register
contents of the floating-point
registers, if
facility is installed,
384-447 (Absolute Address)
Store-Status General-Register
of the store-status operation,
the contents of
registers are stored
384-447 (Real Address)
Machine-Check General-Register
check interruption, the contents
of the
448-511 (Absolute Address)
Store-Status Control-Register
Save Area: During the execution
the contents of the control
registers
locations 448-511.
448-511
795
Machine-Check Control-Register
check
of the control registers are
stored at
(Logical Address)
During
entry. This
of the
Chapter 3. storage 3-45