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c6678的DSPLIB中是否含有浮点FFT的运算函数

Other Parts Discussed in Thread: SYSBIOS

       想在6678上实现4096点的浮点FFT运算,但是我在dsplib3.2.0.0中怎么没有找到实现浮点fft的函数,有哪位高手知道哪里有直接实现浮点fft的函数,是否可以直接用c67xx的dsplib,后者要自己写一个吗?