480         float32_t t1, t2, r1, r2, s1, s2;  in arm_radix4_butterfly_f32()  local
519             r1 = pSrc[(2U * i0)] + pSrc[(2U * i2)];  in arm_radix4_butterfly_f32()
534             pSrc[2U * i0] = r1 + t1;  in arm_radix4_butterfly_f32()
537             r1 = r1 - t1;  in arm_radix4_butterfly_f32()
555             pSrc[2U * i1] = (r1 * co2) + (s1 * si2);  in arm_radix4_butterfly_f32()
558             pSrc[(2U * i1) + 1U] = (s1 * co2) - (r1 * si2);  in arm_radix4_butterfly_f32()
561             r1 = r2 + t1;  in arm_radix4_butterfly_f32()
573             pSrc[2U * i2] = (r1 * co1) + (s1 * si1);  in arm_radix4_butterfly_f32()
576             pSrc[(2U * i2) + 1U] = (s1 * co1) - (r1 * si1);  in arm_radix4_butterfly_f32()
1002         float32_t t1, t2, r1, r2, s1, s2;  in arm_radix4_butterfly_inverse_f32()  local
1043             r1 = pSrc[(2U * i0)] + pSrc[(2U * i2)];  in arm_radix4_butterfly_inverse_f32()
1058             pSrc[2U * i0] = r1 + t1;  in arm_radix4_butterfly_inverse_f32()
1061             r1 = r1 - t1;  in arm_radix4_butterfly_inverse_f32()
1079             pSrc[2U * i1] = (r1 * co2) - (s1 * si2);  in arm_radix4_butterfly_inverse_f32()
1082             pSrc[(2U * i1) + 1U] = (s1 * co2) + (r1 * si2);  in arm_radix4_butterfly_inverse_f32()
1085             r1 = r2 - t1;  in arm_radix4_butterfly_inverse_f32()
1097             pSrc[2U * i2] = (r1 * co1) - (s1 * si1);  in arm_radix4_butterfly_inverse_f32()
1100             pSrc[(2U * i2) + 1U] = (s1 * co1) + (r1 * si1);  in arm_radix4_butterfly_inverse_f32()
1129       r1 = pSrc[2U * i0] + pSrc[2U * i2];  in arm_radix4_butterfly_inverse_f32()
1144       pSrc[2U * i0] = (r1 + t1) * onebyfftLen;  in arm_radix4_butterfly_inverse_f32()
1147       r1 = r1 - t1;  in arm_radix4_butterfly_inverse_f32()
1165       pSrc[2U * i1] = r1 * onebyfftLen;  in arm_radix4_butterfly_inverse_f32()
1171       r1 = r2 - t1;  in arm_radix4_butterfly_inverse_f32()
1183       pSrc[2U * i2] = r1 * onebyfftLen;  in arm_radix4_butterfly_inverse_f32()