780 #define VBUTTERFLY_MULTIPLICATION(a, b, cos, sin) \  argument
782     vtempb = vmulq_n_s32(b, sin);                 \
784     vtempa = vmulq_n_s32(a, sin);                 \
789 #define VBUTTERFLY_MULTIPLICATION_SHR6(a, b, cos, sin) \  argument
791     vtempb = vmulq_n_s32(b, sin);                      \
793     vtempa = vmulq_n_s32(a, sin);                      \
807 #define BUTTERFLY_MULTIPLICATION(a, b, cos, sin) \  argument
808     t = (a * cos + b * sin);                     \
809     b = (b * cos - a * sin);                     \
812 #define BUTTERFLY_MULTIPLICATION_SHR6(a, b, cos, sin) \  argument
813     t = (a * cos + b * sin) >> 6;                     \
814     b = (b * cos - a * sin) >> 6;                     \