计算机架构模拟:从TC3到TC4的深入解析
1. TC3代码与示例运行
TC3代码中有一段关键逻辑,当模式处于9或10时,会将结果写回到寄存器所指向的内存位置,代码如下:
# Writeback result to mem pointed at by reg
elif mode in [9,10]:
dMem[lit] = op3
# Writeback the result to memory
trace() # Display the results line by line
下面是TC3的一个示例运行,包含了源代码、等值和分支表、汇编循环以及执行输出。
1.1 源代码
['MOV', 'R0', '#8']
['NEXT:', 'RND', 'R5']
['MOV', '[R0]', 'R5']
['DEC', 'R0']
['BNE', 'NEXT']
['MOV', 'R1', '#X']
['MOV', 'R2', '#Y']
['MOV', 'R3', '#Z']
['MOV', 'R4', '#6']
['LOOP:', 'MOV', 'R5', '[R1]']
['ADD', 'R5', '#6']
['ADD', 'R5', '[R2]']
['MOV', '[R3]', 'R5']
['INC', 'R1']
['INC', 'R2']
['INC', 'R3']
['DEC', 'R4']
['BNE', 'LOOP']
['STOP', '00', '1111'
超级会员免费看
订阅专栏 解锁全文
365

被折叠的 条评论
为什么被折叠?



