我在单步调试28035的cla时,如下 :
MDEBUGSTOP
............
MMOVIZ MR1,#0.0
MMOVIZ MR1,#1.0
MCMP32 MR3,MR2
........................
为何MR1的值以0.0与1.0之间循环更替呢?比如,第一次运行完事MR1=1.0,而第二次就为0.0,第三次又为1.0,以此循环.
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我在单步调试28035的cla时,如下 :
MDEBUGSTOP
............
MMOVIZ MR1,#0.0
MMOVIZ MR1,#1.0
MCMP32 MR3,MR2
........................
为何MR1的值以0.0与1.0之间循环更替呢?比如,第一次运行完事MR1=1.0,而第二次就为0.0,第三次又为1.0,以此循环.
MDEBUGSTOP
............
MCMP32 MR3,MR2
MMOVIZ MR1,#2.0
MMOVIZ MR1,#1.0
难道是与MCMP32 MR3,MR2有关吗