AssemblyQuest

Decimal Hexadecimal Binary Add Subtract Multiply Divide Decimal Hexadecimal Binary Calculate

Common Instructions

• mov – Move data from source to destination.
• add – Add source to destination.
• sub – Subtract source from destination.
• xor – Perform bitwise XOR on source and destination.
• inc – Increment destination by 1.
• dec – Decrement destination by 1.
• cmp – Compare two operands.
• jmp – Jump to a specified label.
• je – Jump if equal.
• jne – Jump if not equal.
• call – Call a procedure.
• ret – Return from procedure.

Control Instructions

• loop – Decrement ECX and jump if ECX != 0.
• jge – Jump if greater or equal.
• jl – Jump if less.

Arithmetic Instructions

• mul – Multiply unsigned.
• imul – Multiply signed.
• div – Divide unsigned.
• idiv – Divide signed.