040000 tree e8cc203eecaaa251ee31b2598e86e425e5a09144	dsp_macc
040000 tree 9ce749efda72d49188e32d757d17cbefece6b3ab	dsp_mult
040000 tree 24c6f9ea52f1c0d838ad1f5a805672ff3fa81559	dsp_simd
040000 tree 76af6b6886e71f52383a20e0ca0238c46b587618	sim_dsp_fir
040000 tree 719343135db44c71a5e465381a1419db46e4fdf9	sim_dsp_mult
040000 tree f5beae142e19d522a713687e59986474e3504278	sim_dsp_mult_r