Chapter 6 Applied Instructions Example 2 When M0 is ON, the instruction performs the logical exclusive operation OR on each pair of corresponding bits in the 32-bit device (D11, D10) and the 32-bit device (D21, D20). It stores the operation result in (D41, D40). is executed. b15 b0 b31 D10 DXOR is exec uted.
D20 6_ D41 D40 6-243 b15 b 0 S1 YD 0 0 011 0 1 0 1 0 1 0 1 0 1 0 1 0 1 Before the instruction is exe cuted S2 YD2 2 0 0 0 0 1 1 1 1 1 0 1 0 0 1 0 1 b 15 b0 After the i nstruction is executed D YD4 40 1 0 1 1 0 1 0 1 1 1 1 0 0 0 0 0 11 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 0 0 1 1 1 1 1 0 1 0 0 1 0 1 b 15 b0 0 1 0 1 1 0 1 0 1 1 1 1 0 0 0 0 struction 執行前 stru執ct行io後n S 1 D1 S 2 D2 D 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 1 1 1 0 1 1 0 1 0 0 1 1 1 0 1 1 1 1 1 0 1 1 0 1 0 0 1 1 1 0 1 1