Discussion: Multiply & Divide InstructionsCOLLAPSE Why do you think there is only one add instruction for all integers, one subtract instruction, but two multiply instructions (mul&imul, not counting...

The MUL/IMUL Instruction
When we try to multiply the binary data then there are 2 instructions to perform search operation. The MUL instruction is used to handle the unsigned data and IMUL instruction which stands for integer multiply is used to handle the signed data. These both instructions have equal effect over the carry and overflow flag.
The following is the scene text to write these instructions:
MUL/IMUL multiplier
16-bit signed multiply
mov ax, 25 ; Load AX 25
; 30000
mul mem16 ; Multiply memory ...