160         q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3;  in arm_radix4_butterfly_q31()  local
207     s1 = (pSrc[(2U * i0) + 1U] >> 4U) + (pSrc[(2U * i2) + 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()
236                      ((int32_t) (((q63_t) s1 * si2) >> 32))) << 1U;  in arm_radix4_butterfly_q31()
239     pSrc[(2U * i1) + 1U] = (((int32_t) (((q63_t) s1 * co2) >> 32)) -  in arm_radix4_butterfly_q31()
248     s1 = s2 - t2;  in arm_radix4_butterfly_q31()
257                      ((int32_t) (((q63_t) s1 * si1) >> 32))) << 1U;  in arm_radix4_butterfly_q31()
260     pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) -  in arm_radix4_butterfly_q31()
334         s1 = pSrc[(2U * i0) + 1U] + pSrc[(2U * i2) + 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()
361                          ((int32_t) (((q63_t) s1 * si2) >> 32))) >> 1U;  in arm_radix4_butterfly_q31()
364         pSrc[(2U * i1) + 1U] = (((int32_t) (((q63_t) s1 * co2) >> 32)) -  in arm_radix4_butterfly_q31()
373         s1 = s2 - t2;  in arm_radix4_butterfly_q31()
379                          ((int32_t) (((q63_t) s1 * si1) >> 32))) >> 1U;  in arm_radix4_butterfly_q31()
382         pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) -  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
575     s1 = (pSrc[(2U * i0) + 1U] >> 4U) + (pSrc[(2U * i2) + 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()
603                      ((int32_t) (((q63_t) s1 * si2) >> 32))) << 1U;  in arm_radix4_butterfly_inverse_q31()
606     pSrc[2U * i1 + 1U] = (((int32_t) (((q63_t) s1 * co2) >> 32)) +  in arm_radix4_butterfly_inverse_q31()
615     s1 = s2 + t2;  in arm_radix4_butterfly_inverse_q31()
624                      ((int32_t) (((q63_t) s1 * si1) >> 32))) << 1U;  in arm_radix4_butterfly_inverse_q31()
627     pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) +  in arm_radix4_butterfly_inverse_q31()
696         s1 = pSrc[(2U * i0) + 1U] + pSrc[(2U * i2) + 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()
722                          ((int32_t) (((q63_t) s1 * si2) >> 32U))) >> 1U;  in arm_radix4_butterfly_inverse_q31()
725         pSrc[(2U * i1) + 1U] = (((int32_t) (((q63_t) s1 * co2) >> 32U)) +  in arm_radix4_butterfly_inverse_q31()
734         s1 = s2 + t2;  in arm_radix4_butterfly_inverse_q31()
740                          ((int32_t) (((q63_t) s1 * si1) >> 32))) >> 1U;  in arm_radix4_butterfly_inverse_q31()
743         pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) +  in arm_radix4_butterfly_inverse_q31()