Lines Matching full:x1y1
4143 mp_int x0, x1, y0, y1, t1, x0y0, x1y1;
4170 if (mp_init_size (&x1y1, B * 2) != MP_OKAY)
4212 /* now calc the products x0y0 and x1y1 */
4215 goto X1Y1; /* x0y0 = x0*y0 */
4216 if (mp_mul (&x1, &y1, &x1y1) != MP_OKAY)
4217 goto X1Y1; /* x1y1 = x1*y1 */
4221 goto X1Y1; /* t1 = x1 - x0 */
4223 goto X1Y1; /* t2 = y1 - y0 */
4225 goto X1Y1; /* t1 = (x1 + x0) * (y1 + y0) */
4228 if (mp_add (&x0y0, &x1y1, &x0) != MP_OKAY)
4229 goto X1Y1; /* t2 = x0y0 + x1y1 */
4231 goto X1Y1; /* t1 = (x1+x0)*(y1+y0) - (x1y1 + x0y0) */
4235 goto X1Y1; /* t1 = (x0y0 + x1y1 - (x1-x0)*(y1-y0))<<B */
4236 if (mp_lshd (&x1y1, B * 2) != MP_OKAY)
4237 goto X1Y1; /* x1y1 = x1y1 << 2*B */
4240 goto X1Y1; /* t1 = x0y0 + t1 */
4241 if (mp_add (&t1, &x1y1, c) != MP_OKAY)
4242 goto X1Y1; /* t1 = x0y0 + t1 + x1y1 */
4247 X1Y1:mp_clear (&x1y1);
