Re: opcode encoding

cool !

From: Steve Richter <srichter@AutoCoder.com>
> From: "Leif Svalgaard" <leif@leif.org>
> > my standard question: how does this help you? what are you trying to do?
>
> Specifically, I am using the heap quite a bit in my work. A bug has
surfaced
> where individual heap allocations ( ALCHSS ) are being corrupted somehow.
As
> the pgm runs, somehow data is being written into the allocation area that
> should not be written.
>
> I want to run my pgm in trace mode and trap the instruction which is
writing
> to a specific heap allocation ( an address range ).
> So the plan is to:
<snip>
> So far the MATINAT instruction works as I understand it.  One problem:  It
> cannot be used in a trace of a pgm in a batch job.
>