# Arithmetic Instructions

## Binary integer arithmetic instructions

Instructions are sorted alphabetically. The instructions marked as "logical" set condition code (CC) field in PSW according to unsigned treating of values. Otherwise, condition codes reflect treating values as 2-complement signed values.

• Add - A
• Add Half - AH
• Add Logical - AL
• Add Logical Register - ALR
• Add Register - AR
• Load Register Complement - LCR
• Subtract - S
• Subtract Half - SH
• Subtract Logical - SL
• Subtract Logical Register - SLR
• Subtract Register - SR
• Multiply - M
• Multiply with Register - MR
• Divide - D
• Divide by Register - DR

## Floating number instructions

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