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CLA的MBCNDD应用



我在这想问下,MBCNDD指令之前没有比较指令的话,它是根据谁的值进行判断跳转的呢?

MMOV32 MR0,@_ClatoCpuVar.ADV
MMOVZ16 MR1,@_AdcMirror.ADCRESULT0
MMOVZ16 MR3,@_CputoClaVar.RJF
MBCNDD LOOP,NEQ------------这条指令根据谁的值(MRO/MR1/MR3还是其它的)判断是否为0,进行跳转到LOOP呢?
..... 还是不执行这条件指令执行按顺序向下执行
MNOP
LOOP: