This block is used whenever the
Hexadecimal
Displacement
------------
8
A
A
E
16
18
Name
1F
1F
1H
1H
1H
1H
1F
18
1A
Field Description, Contents, Heaning
First address -replaced instruction
Displaced halfword -instruction 2
Instructicn length code
Interrupt cede for pending interrupt
T*1 Tracing control flags
T*2 Trace output controls
Indicates tracing when set
Address of instruction causing
Redefinition for TRACE use
Actual next (or last) sequential instruction
Address of next (or last) sequential
instructien