index register

• 中央处理器（CPU）中用于存储索引值的寄存器，在计算数组或内存地址时使用，常用于循环和数据处理操作。

A register in a computer's central processing unit (CPU) used to hold an index value for array or memory address calculations, often used in loops and data processing operations.

1. Processor register for address modificationC2formal

   A special register in a computer's CPU used to hold a value that is added to an operand address to create an effective address, often used for array indexing or loop control.

   变址寄存器

   • The index register is incremented after each iteration of the loop.
   • Programmers use the index register to access elements in a data array.
   • The CPU automatically adds the contents of the index register to the base address.