Lines Matching defs:x4
593 int x0, x1, x2, x3, x4, x5, x6, x7;
599 x4 = input[3];
604 if (!(x0 | x1 | x2 | x3 | x4 | x5 | x6 | x7)) {
615 s4 = cospi_18_64 * x4 + cospi_14_64 * x5;
616 s5 = cospi_14_64 * x4 - cospi_18_64 * x5;
624 x4 = ROUND_POWER_OF_TWO((s0 - s4), DCT_CONST_BITS);
634 s4 = cospi_8_64 * x4 + cospi_24_64 * x5;
635 s5 = cospi_24_64 * x4 - cospi_8_64 * x5;
643 x4 = ROUND_POWER_OF_TWO((s4 + s6), DCT_CONST_BITS);
660 output[1] = -x4;
