160         q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3;  in arm_radix4_butterfly_q31()  local
204     t1 = (pSrc[(2U * i1)] >> 4U) + (pSrc[(2U * i3)] >> 4U);  in arm_radix4_butterfly_q31()
212     pSrc[2U * i0] = (r1 + t1);  in arm_radix4_butterfly_q31()
214     r1 = r1 - t1;  in arm_radix4_butterfly_q31()
225     t1 = (pSrc[(2U * i1) + 1U] >> 4U) - (pSrc[(2U * i3) + 1U] >> 4U);  in arm_radix4_butterfly_q31()
243     r1 = r2 + t1;  in arm_radix4_butterfly_q31()
245     r2 = r2 - t1;  in arm_radix4_butterfly_q31()
339         t1 = pSrc[2U * i1] + pSrc[2U * i3];  in arm_radix4_butterfly_q31()
342         pSrc[2U * i0] = (r1 + t1) >> 2U;  in arm_radix4_butterfly_q31()
344         r1 = r1 - t1;  in arm_radix4_butterfly_q31()
355         t1 = pSrc[(2U * i1) + 1U] - pSrc[(2U * i3) + 1U];  in arm_radix4_butterfly_q31()
368         r1 = r2 + t1;  in arm_radix4_butterfly_q31()
370         r2 = r2 - t1;  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
572     t1 = (pSrc[2U * i1] >> 4U) + (pSrc[2U * i3] >> 4U);  in arm_radix4_butterfly_inverse_q31()
580     pSrc[2U * i0] = (r1 + t1);  in arm_radix4_butterfly_inverse_q31()
582     r1 = r1 - t1;  in arm_radix4_butterfly_inverse_q31()
592     t1 = (pSrc[(2U * i1) + 1U] >> 4U) - (pSrc[(2U * i3) + 1U] >> 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()
701         t1 = pSrc[2U * i1] + pSrc[2U * i3];  in arm_radix4_butterfly_inverse_q31()
704         pSrc[2U * i0] = (r1 + t1) >> 2U;  in arm_radix4_butterfly_inverse_q31()
706         r1 = r1 - t1;  in arm_radix4_butterfly_inverse_q31()
716         t1 = pSrc[(2U * i1) + 1U] - pSrc[(2U * i3) + 1U];  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()