assembly Language basic Knowledge Abstract (learning "assembly language" Wang Shuang)

1. The CPU, which is the core part of the computer, controls the operation of the entire computer and operates on it.
2. Registers, which are devices in the CPU that can store data, and multiple registers in one CPU.
3. Assembly language consists of the following 3 types of directives:

• • Assembly instruction: The mnemonic of the machine code, with the corresponding machine code.
  • Pseudo-directive: there is no corresponding machine code, executed by the compiler, the computer does not execute.
  • Other symbols: such as + 、-、 *,/etc., are recognized by the compiler, there is no corresponding machine code.

assembly Language basic Knowledge Abstract (learning "assembly language" Wang Shuang)