Z390 Portable Mainframe Assembler and Emulator – first steps

OK. Figuring out how to use this hasn’t been easy. However made some progress. There was a README.md and .txt. Because of past experiences I assumed the .md was just better looking markdown version of the .txt But I was wrong and I looked at the .md first which was no help. Then looked at …

Z390 Emulator

So I assume the “Z390 Portable Mainframe Assembler and Emulator” was installed successfully. Granted I don’t use Java software often however this maybe the only Java software I’ve installed that seemed to install OK with OpenJDK. I believe Oracla Java has always been required before. Now to figure out how to use it.

Z390 Portable Mainframe Assembler and Emulator – Install

At first I just downloaded the source bu some messages hinted the “git clone” method might be more straightforward. So, after installing openjdk-8-jdk, preceded to build the emulator. I saved the console install. It was lengthy (over 4300 lines) with many many tests. I saw many interesting messages. Such as (just a small sample)… Verify …

Z390 Portable Mainframe Assembler and Emulator

Updated Linux Mint as below post in anticipation of installing Java. Which because of a recent serious Java issue I’m a little leery about. Why do this? Because I read about Z390 Portable Mainframe Assembler and Emulator and it sounds interesting. This PDF says “A test program named ZOPCHECK was developed to verify all 2357 …