160         q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3;  in arm_radix4_butterfly_q31()  local
201     r2 = (pSrc[(2U * i0)] >> 4U) - (pSrc[(2U * i2)] >> 4U);  in arm_radix4_butterfly_q31()
243     r1 = r2 + t1;  in arm_radix4_butterfly_q31()
245     r2 = r2 - t1;  in arm_radix4_butterfly_q31()
269     pSrc[2U * i3] = (((int32_t) (((q63_t) r2 * co3) >> 32)) +  in arm_radix4_butterfly_q31()
274                             ((int32_t) (((q63_t) r2 * si3) >> 32))) << 1U;  in arm_radix4_butterfly_q31()
331         r2 = pSrc[2U * i0] - pSrc[2U * i2];  in arm_radix4_butterfly_q31()
368         r1 = r2 + t1;  in arm_radix4_butterfly_q31()
370         r2 = r2 - t1;  in arm_radix4_butterfly_q31()
386         pSrc[2U * i3] = (((int32_t) (((q63_t) r2 * co3) >> 32)) +  in arm_radix4_butterfly_q31()
391                                 ((int32_t) (((q63_t) r2 * si3) >> 32))) >> 1U;  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
569     r2 = (pSrc[2U * i0] >> 4U) - (pSrc[2U * i2] >> 4U);  in arm_radix4_butterfly_inverse_q31()
610     r1 = r2 - t1;  in arm_radix4_butterfly_inverse_q31()
612     r2 = r2 + t1;  in arm_radix4_butterfly_inverse_q31()
636     pSrc[2U * i3] = (((int32_t) (((q63_t) r2 * co3) >> 32)) -  in arm_radix4_butterfly_inverse_q31()
641                             ((int32_t) (((q63_t) r2 * si3) >> 32))) << 1U;  in arm_radix4_butterfly_inverse_q31()
693         r2 = pSrc[2U * i0] - pSrc[2U * i2];  in arm_radix4_butterfly_inverse_q31()
729         r1 = r2 - t1;  in arm_radix4_butterfly_inverse_q31()
731         r2 = r2 + t1;  in arm_radix4_butterfly_inverse_q31()
747         pSrc[(2U * i3)] = (((int32_t) (((q63_t) r2 * co3) >> 32)) -  in arm_radix4_butterfly_inverse_q31()
752                                 ((int32_t) (((q63_t) r2 * si3) >> 32))) >> 1U;  in arm_radix4_butterfly_inverse_q31()