float32_t d = 4095.0;
X1 = _IQ(d);
我使用上面的语句,运行时耗费的时钟周期很长,大约245个,但是使用X1 = _IQ(4095.0);语句的时候,就只耗费3个时钟周期,这是什么原因造成的呢,我需要怎么改呢
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