It’s been a few weeks since I’ve posted. Life intervenes occasionally. This post is for a Multiply (Fullword) instruction which has an RXY-a instruction format providing a long displacement. This instruction is well worth a look, if you consistently reach for (M) when multiplying fullwords. You can find the short article for MFY here.
Review an Instruction: MFY
Categories:
Related Posts
Debugging S0C7s ReduxDebugging S0C7s Redux
In this video we take a final look at S0C7 abends. Here is the code and here is the video ...
Test Yourself – and help me outTest Yourself – and help me out
I’ve added a plugin to the website that will allow me to create tests or quizzes, grade them, and send ...
Review a Six-pack of Instructions! (IBM Assembler)Review a Six-pack of Instructions! (IBM Assembler)
You can quickly learn or review six IBM Assembler instructions with this article. Insert Immediate instructions allow you to modify ...
