1)逻辑运算指令
•AND逻辑“与”指令
•TEST测试指令
•OR逻辑“或”指令
•XOR(eXclusive OR)逻辑“异或”指令
•NOT逻辑“非”指令
共有以下8条
•SAL (Shift Arithmetic Left)算术左移
•SAR (Shiftarithmeticright)算术右移
•SHL (Shift logical left)逻辑左移
•SHR (Shiftlogicalright)逻辑右移
•ROL (Rotateleft)循环左移
•ROR (Rotateright)循环右移
•RCL (Rotateleftwith carry)带进位循环左移
•RCR (Rotateright withcarry)带进位循环右移