| 字词 | addressing capacity |
| 释义 | addressing capacity 寻址能力;［定址能力］ The programming addressing range,which determines how large a program can be written without resorting to special external hardware and internal software techniques. A range that is too small means that extra hardware will be required to extend the addressing.Excessive capacity means that extraneous address bits will be carried in every instruction that refers to storage. 程序设计中的寻址范围,它决定在不借助特别的外部硬件和内部软件技术的情况下,一个 程序可以编得多大。范围太小意味着需要额外的硬件来扩展寻址范围;范围过大意味着每条 访问存储器的指令都要携带一些无用的地址位。 |
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