老哥们,ARM里,这两条指令为啥会导致R1有不同的结果呢[face]monkey2:030.png[

老哥们,ARM里,这两条指令为啥会导致R1有不同的结果呢[face]monkey2:030.png[/face]??? mov的R1为0x0000801c ldr的R1为0x00008020