159         uint32_t n1, n2, ia1, ia2, ia3, i0, i1, i2, i3, j, k;  in arm_radix4_butterfly_q31()  local
192     i2 = i1 + n2;  in arm_radix4_butterfly_q31()
193     i3 = i2 + n2;  in arm_radix4_butterfly_q31()
199     r1 = (pSrc[(2U * i0)] >> 4U) + (pSrc[(2U * i2)] >> 4U);  in arm_radix4_butterfly_q31()
201     r2 = (pSrc[(2U * i0)] >> 4U) - (pSrc[(2U * i2)] >> 4U);  in arm_radix4_butterfly_q31()
207     s1 = (pSrc[(2U * i0) + 1U] >> 4U) + (pSrc[(2U * i2) + 1U] >> 4U);  in arm_radix4_butterfly_q31()
209     s2 = (pSrc[(2U * i0) + 1U] >> 4U) - (pSrc[(2U * i2) + 1U] >> 4U);  in arm_radix4_butterfly_q31()
256     pSrc[2U * i2] = (((int32_t) (((q63_t) r1 * co1) >> 32)) +  in arm_radix4_butterfly_q31()
260     pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) -  in arm_radix4_butterfly_q31()
324         i2 = i1 + n2;  in arm_radix4_butterfly_q31()
325         i3 = i2 + n2;  in arm_radix4_butterfly_q31()
329         r1 = pSrc[2U * i0] + pSrc[2U * i2];  in arm_radix4_butterfly_q31()
331         r2 = pSrc[2U * i0] - pSrc[2U * i2];  in arm_radix4_butterfly_q31()
334         s1 = pSrc[(2U * i0) + 1U] + pSrc[(2U * i2) + 1U];  in arm_radix4_butterfly_q31()
336         s2 = pSrc[(2U * i0) + 1U] - pSrc[(2U * i2) + 1U];  in arm_radix4_butterfly_q31()
378         pSrc[2U * i2] = (((int32_t) (((q63_t) r1 * co1) >> 32)) +  in arm_radix4_butterfly_q31()
382         pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) -  in arm_radix4_butterfly_q31()
530         uint32_t n1, n2, ia1, ia2, ia3, i0, i1, i2, i3, j, k;  in arm_radix4_butterfly_inverse_q31()  local
562     i2 = i1 + n2;  in arm_radix4_butterfly_inverse_q31()
563     i3 = i2 + n2;  in arm_radix4_butterfly_inverse_q31()
567     r1 = (pSrc[2U * i0] >> 4U) + (pSrc[2U * i2] >> 4U);  in arm_radix4_butterfly_inverse_q31()
569     r2 = (pSrc[2U * i0] >> 4U) - (pSrc[2U * i2] >> 4U);  in arm_radix4_butterfly_inverse_q31()
575     s1 = (pSrc[(2U * i0) + 1U] >> 4U) + (pSrc[(2U * i2) + 1U] >> 4U);  in arm_radix4_butterfly_inverse_q31()
577     s2 = (pSrc[(2U * i0) + 1U] >> 4U) - (pSrc[(2U * i2) + 1U] >> 4U);  in arm_radix4_butterfly_inverse_q31()
623     pSrc[2U * i2] = (((int32_t) (((q63_t) r1 * co1) >> 32)) -  in arm_radix4_butterfly_inverse_q31()
627     pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) +  in arm_radix4_butterfly_inverse_q31()
686         i2 = i1 + n2;  in arm_radix4_butterfly_inverse_q31()
687         i3 = i2 + n2;  in arm_radix4_butterfly_inverse_q31()
691         r1 = pSrc[2U * i0] + pSrc[2U * i2];  in arm_radix4_butterfly_inverse_q31()
693         r2 = pSrc[2U * i0] - pSrc[2U * i2];  in arm_radix4_butterfly_inverse_q31()
696         s1 = pSrc[(2U * i0) + 1U] + pSrc[(2U * i2) + 1U];  in arm_radix4_butterfly_inverse_q31()
698         s2 = pSrc[(2U * i0) + 1U] - pSrc[(2U * i2) + 1U];  in arm_radix4_butterfly_inverse_q31()
739         pSrc[2U * i2] = (((int32_t) (((q63_t) r1 * co1) >> 32)) -  in arm_radix4_butterfly_inverse_q31()
743         pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) +  in arm_radix4_butterfly_inverse_q31()