Cross Reference: /openjdk7/hotspot/src/share/vm/opto/cfgnode.cpp

Lines Matching +defs:val +defs:opt
157 static bool check_phi_clipping( PhiNode *phi, ConNode * &min, uint &min_idx, ConNode * &max, uint &max_idx, Node * &val, uint &val_idx ) {
160   val     = NULL;
190           val = n;
197   return ( min && max && val && (min->get_int() <= 0) && (max->get_int() >=0) );
638       Node    *val;
642       if( check_phi_clipping( phi, min, min_idx, max, max_idx, val, val_idx )  ) {
654               // Only remaining check is that bot_in == top_in == (Phi's val + mods)
809       Node *opt = MemNode::optimize_simple_memory_chain(in, at, igvn);
810       PhiNode *optphi = opt->is_Phi() ? opt->as_Phi() : NULL;
812         opt = node_map[optphi->_idx];
813         if (opt == NULL) {
823       nphi->set_req(i, opt);
1403 static void split_once(PhaseIterGVN *igvn, Node *phi, Node *val, Node *n, Node *newn) {
1408     if (phi->in(i) == val) {   // Found a path with val?
1446   Node *val = phi->in(i);       // Constant to split for
1454     if( phi->in(i) == val ) {
1470   split_once(igvn, phi, val, r, newr);
1477       split_once(igvn, phi, val, phi2, newphi);
1484     if( phi->in(i) == val ) {
1488   phi->add_req(val);
1686   Node* opt = NULL;
1693       opt = unsafe_id;
1696     if( opt == NULL )
1697       opt = is_x2logic(phase, this, true_path);
1700     if( opt == NULL )
1701       opt = is_absolute(phase, this, true_path);
1704     if( opt == NULL && can_reshape )
1705       opt = is_cond_add(phase, this, true_path);
1709     if( opt != NULL ) {
1710       if( opt == unsafe_id || is_unsafe_data_reference(opt) ) {
1721         return opt;
1728     opt = split_flow_path(phase, this);
1730     assert(opt == NULL || phase->eqv(opt, this), "do not elide phi");
1731     if (opt != NULL)  return opt;