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c6700\dsplib\lib



void DSPF_sp_fftSPxSP(int    N, float * ptr_x, float * ptr_w, float * ptr_y, unsigned char * brev, int n_min, int offset, int n_max)

这个说是cache优化过的代码,Multi-Pass Implementation怎么结果不对啊?Multi-Pass Implementation到底是怎么用的啊?