汇编:跳转指令的简单总结
| 跳转命令 | 命令含义 | 遵循标志 |
|---|---|---|
| JE、JZ | 结果为0则跳转(比较结果相等时跳转) | ZF = 1 |
| JNE、JNZ | 结果不为0跳转(比较结果不相等跳转) | ZF = 0 |
| JS | 结果为负则跳转 | SF = 1 |
| JNS | 结果为非负则跳转 | SF = 0 |
| JP、JPE | 结果中的1个数为偶数则跳转 | PF = 1 |
| JNP、JPO | 结果中的1个数为奇数则跳转 | PF = 0 |
| JO | 结果发生溢出则跳转 | OF = 1 |
| JNO | 结果没有溢出则跳转 | OF = 0 |
| JB、JNAE | 小于则跳转(无符号数) | CF = 1 |
| JNB、JAE | 大于等于则跳转(无符号数) | CF = 0 |
| JBE、JNA | 小于等于则跳转(无符号数) | CF = 1 or ZF = 1 |
| JNBE、JA | 大于则跳转(无符号数) | CF = 0 and ZF = 0 |
| JL、JNGE | 小于则跳转(有符号数) | SF != OF |
| JNL、JGE | 大于等于则跳转(有符号数) | SF = OF |
| JLE、JNG | 小于等于则跳转(有符号数) | ZF = 1 or SF != OF |
| JNLE、JG | 大于则跳转(有符号数) | ZF = 0 and SF = OF |