After 'TRACE' Command
Entered
_O_M __ K_TR_A
return TREXT
Otherwise,
Get trace
pointer to
initialize branch or
if
Entry via
Put trace prefix and type in output
Get mnemonic for OP code, if
Write trace
Entered from OM KC FM after
OMKCFOAO
Otherwise,
Set VMBLOK pointer
[
TREXT
TFlEXPRNT
TREXRUNF
is returned to free storage.
tracing are both turned
VMTRCTL and TREXCTL 1 are
Restore user instructions DMKTRCPB DMKTRA
altered by tracing