设变量x = 11101111B, y = 11001000B, X = 0101101100001010B,Y = 0100110010100011B,则分别执行x+y和X+Y操作后标志寄存器中各状态位的状态如何?
x+y X+Y
11101111 0101101100001010
+ 11001000 + 0100110010100011
1 10110111 1010011110101101
x+y X+Y
11101111 0101101100001010
+ 11001000 + 0100110010100011
1 10110111 1010011110101101
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