This update in VisualZ corrects a flaw in the packed decimal arithmetic instructions that occurred when using large values. You should also download codes.zip which includes many new packed decimal test programs. To get the latest versions, click the Download VZ tab on the homepage.
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Review an Instruction: LAY (IBM Assembler – HLASM)Review an Instruction: LAY (IBM Assembler – HLASM)
I’ve updated the article about LAY to include how to decrement a register with LAY. If you haven’t seen this ...