Lines Matching defs:x1
4143 mp_int x0, x1, y0, y1, t1, x0y0, x1y1;
4158 if (mp_init_size (&x1, a->used - B) != MP_OKAY)
4161 goto X1;
4175 x1.used = a->used - B;
4195 tmpx = x1.dp;
4207 * upper words x1/y1 must have a known number of digits
4216 if (mp_mul (&x1, &y1, &x1y1) != MP_OKAY)
4217 goto X1Y1; /* x1y1 = x1*y1 */
4219 /* now calc x1+x0 and y1+y0 */
4220 if (s_mp_add (&x1, &x0, &t1) != MP_OKAY)
4221 goto X1Y1; /* t1 = x1 - x0 */
4225 goto X1Y1; /* t1 = (x1 + x0) * (y1 + y0) */
4231 goto X1Y1; /* t1 = (x1+x0)*(y1+y0) - (x1y1 + x0y0) */
4235 goto X1Y1; /* t1 = (x0y0 + x1y1 - (x1-x0)*(y1-y0))<<B */
4252 X1:mp_clear (&x1);
4292 mp_int x0, x1, t1, t2, x0x0, x1x1;
4306 if (mp_init_size (&x1, a->used - B) != MP_OKAY)
4311 goto X1;
4331 dst = x1.dp;
4338 x1.used = a->used - B;
4342 /* now calc the products x0*x0 and x1*x1 */
4345 if (mp_sqr (&x1, &x1x1) != MP_OKAY)
4346 goto X1X1; /* x1x1 = x1*x1 */
4348 /* now calc (x1+x0)**2 */
4349 if (s_mp_add (&x1, &x0, &t1) != MP_OKAY)
4350 goto X1X1; /* t1 = x1 - x0 */
4352 goto X1X1; /* t1 = (x1 - x0) * (x1 - x0) */
4358 goto X1X1; /* t1 = (x1+x0)**2 - (x0x0 + x1x1) */
4362 goto X1X1; /* t1 = (x0x0 + x1x1 - (x1-x0)*(x1-x0))<<B */
4377 X1:mp_clear (&x1);
