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TMS320F280039C: 快速整数除法(FINTDIV)执行速率和TI提供的结果不一致,差异很大

Part Number: TMS320F280039C

如上图是TI提供的测试结果,对比使用idiv_support=idiv0 编译器选项和不使用idiv_support=none,整除的执行指令周期数。

但是我自己使用280039C测试发现结果不一致。u16/u16几乎没有变化。