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TMS320F28377D: CLA中进行取整运算

Part Number: TMS320F28377D
Other Parts Discussed in Thread: C2000WARE

直接调用math库中的floor函数,提示Invalid to call C28 function "_floor" defined in "D:\CCS\ccs\tools\compiler\ti-cgt-c2000_22.6.0.LTS\lib\rts2800_fpu32.lib<s_floorf.c.obj>"

那么请问如何在.cal调用取整函数,或者如何进行取整运算