What is the sub instruction?
SUB Instruction. The SUB instruction performs a subtraction on the first source register’s contents by the second source. register’s contents, and stores the result in the destination register. It’s syntax is: SUB $destination register’s address, $first source register’s address, $second source register’s address.
What is a sub integer?
Subtracting integers is the process of finding the difference between two integers.
What is sub math?
A small letter or number placed slightly lower than the normal text. Examples: • the number 1 here: A1 (pronounced “A sub 1” or just “A 1”) • the letter m here: xm (pronounced “x sub m” or just “x m”)
What is comparative subtraction?
In comparison subtraction problems, you subtract to find out how much bigger (or how much smaller) one set is compared to another. For example, we often use comparison subtraction to tell how much more one person has compared to another: How many more toy cars does Daniel have than Jacob?
What is Xchg?
In 8085 Instruction set, there is one mnemonic XCHG, which stands for eXCHanGe. This is an instruction to exchange contents of HL register pair with DE register pair. This instruction uses implied addressing mode.
What does JNE do in assembly?
Conditional Jump
| Instruction | Description | Flags tested |
|---|---|---|
| JNE/JNZ | Jump not Equal or Jump Not Zero | ZF |
| JA/JNBE | Jump Above or Jump Not Below/Equal | CF, ZF |
| JAE/JNB | Jump Above/Equal or Jump Not Below | CF |
| JB/JNAE | Jump Below or Jump Not Above/Equal | CF |
What is minuend and subtrahend?
A subtraction sentence consists of 3 numbers: Minuend, Subtrahend and Difference. Minuend is the first number in a subtraction sentence. We subtract subtrahend from the minuend to get the difference. In vertical method of subtraction or column method, the minuend is the number on the top.
What is regrouping subtraction?
Regrouping in subtraction is a process of exchanging one tens into ten ones. We use regrouping in subtraction when the minuend is smaller than the subtrahend. Uses of subtraction with regrouping. Subtraction with regrouping is very useful in our daily life.