160         q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3;  in arm_radix4_butterfly_q31()  local
216     t2 = (pSrc[(2U * i1) + 1U] >> 4U) + (pSrc[(2U * i3) + 1U] >> 4U);  in arm_radix4_butterfly_q31()
219     pSrc[(2U * i0) + 1U] = (s1 + t2);  in arm_radix4_butterfly_q31()
222     s1 = s1 - t2;  in arm_radix4_butterfly_q31()
227     t2 = (pSrc[(2U * i1)] >> 4U) - (pSrc[(2U * i3)] >> 4U);  in arm_radix4_butterfly_q31()
248     s1 = s2 - t2;  in arm_radix4_butterfly_q31()
250     s2 = s2 + t2;  in arm_radix4_butterfly_q31()
347         t2 = pSrc[(2U * i1) + 1U] + pSrc[(2U * i3) + 1U];  in arm_radix4_butterfly_q31()
349         pSrc[(2U * i0) + 1U] = (s1 + t2) >> 2U;  in arm_radix4_butterfly_q31()
352         s1 = s1 - t2;  in arm_radix4_butterfly_q31()
357         t2 = pSrc[2U * i1] - pSrc[2U * i3];  in arm_radix4_butterfly_q31()
373         s1 = s2 - t2;  in arm_radix4_butterfly_q31()
375         s2 = s2 + t2;  in arm_radix4_butterfly_q31()
531         q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3;  in arm_radix4_butterfly_inverse_q31()  local
584     t2 = (pSrc[(2U * i1) + 1U] >> 4U) + (pSrc[(2U * i3) + 1U] >> 4U);  in arm_radix4_butterfly_inverse_q31()
586     pSrc[(2U * i0) + 1U] = (s1 + t2);  in arm_radix4_butterfly_inverse_q31()
589     s1 = s1 - t2;  in arm_radix4_butterfly_inverse_q31()
594     t2 = (pSrc[2U * i1] >> 4U) - (pSrc[2U * i3] >> 4U);  in arm_radix4_butterfly_inverse_q31()
615     s1 = s2 + t2;  in arm_radix4_butterfly_inverse_q31()
617     s2 = s2 - t2;  in arm_radix4_butterfly_inverse_q31()
708         t2 = pSrc[(2U * i1) + 1U] + pSrc[(2U * i3) + 1U];  in arm_radix4_butterfly_inverse_q31()
710         pSrc[(2U * i0) + 1U] = (s1 + t2) >> 2U;  in arm_radix4_butterfly_inverse_q31()
713         s1 = s1 - t2;  in arm_radix4_butterfly_inverse_q31()
718         t2 = pSrc[2U * i1] - pSrc[2U * i3];  in arm_radix4_butterfly_inverse_q31()
734         s1 = s2 + t2;  in arm_radix4_butterfly_inverse_q31()
736         s2 = s2 - t2;  in arm_radix4_butterfly_inverse_q31()