246 	mp_int t0, t1, M, S;  in ec_GFp_pt_dbl_jac()  local
248 	MP_DIGITS(&t0) = 0;  in ec_GFp_pt_dbl_jac()
252 	MP_CHECKOK(mp_init(&t0, FLAG(px)));  in ec_GFp_pt_dbl_jac()
264 		MP_CHECKOK(group->meth->field_sqr(px, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
265 		MP_CHECKOK(group->meth->field_add(&t0, &t0, &M, group->meth));  in ec_GFp_pt_dbl_jac()
266 		MP_CHECKOK(group->meth->field_add(&t0, &M, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
268 				   field_add(&t0, &group->curvea, &M, group->meth));  in ec_GFp_pt_dbl_jac()
272 		MP_CHECKOK(group->meth->field_add(px, &M, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
274 		MP_CHECKOK(group->meth->field_mul(&t0, &t1, &M, group->meth));  in ec_GFp_pt_dbl_jac()
275 		MP_CHECKOK(group->meth->field_add(&M, &M, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
276 		MP_CHECKOK(group->meth->field_add(&t0, &M, &M, group->meth));  in ec_GFp_pt_dbl_jac()
279 		MP_CHECKOK(group->meth->field_sqr(px, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
280 		MP_CHECKOK(group->meth->field_add(&t0, &t0, &M, group->meth));  in ec_GFp_pt_dbl_jac()
281 		MP_CHECKOK(group->meth->field_add(&t0, &M, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
286 		MP_CHECKOK(group->meth->field_add(&M, &t0, &M, group->meth));  in ec_GFp_pt_dbl_jac()
293 		MP_CHECKOK(group->meth->field_sqr(rz, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
295 		MP_CHECKOK(group->meth->field_add(py, py, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
296 		MP_CHECKOK(group->meth->field_mul(&t0, pz, rz, group->meth));  in ec_GFp_pt_dbl_jac()
297 		MP_CHECKOK(group->meth->field_sqr(&t0, &t0, group->meth));  in ec_GFp_pt_dbl_jac()
301 	MP_CHECKOK(group->meth->field_mul(px, &t0, &S, group->meth));  in ec_GFp_pt_dbl_jac()
309 	MP_CHECKOK(group->meth->field_sqr(&t0, &t1, group->meth));  in ec_GFp_pt_dbl_jac()
319 	mp_clear(&t0);  in ec_GFp_pt_dbl_jac()