ZLIH Assembly
© 2005 Stan Yack

The following is the listing of the Assembly language compilation used to plan the ZLIH patch. It includes a hand-written annotation of an essential change (to supply the length operand to an MVC instruction).

The OBJECT CODE in the second, third and forth columns at the left was used to prepare the actual patch:

An guide to the processing in this program may be provided at a future date ...

Stan Yack
Instructional Designer and Softsmith