597 kit->set_i_o(kit->gvn().transform(io));
598 kit->set_all_memory(kit->gvn().transform(mem));
599 kit->record_for_igvn(region);
600 kit->record_for_igvn(oop);
601 kit->record_for_igvn(io);
602 kit->record_for_igvn(mem);
603
604 // Use cloned ValueTypeNode to propagate oop from now on
605 Node* res_oop = kit->gvn().transform(oop);
606 ValueTypeNode* vt = clone()->as_ValueType();
607 vt->set_oop(res_oop);
608 kit->replace_in_map(this, kit->gvn().transform(vt));
609 return res_oop;
610 }
611
612 bool ValueTypeNode::is_allocated(PhaseGVN* phase) const {
613 const Type* oop_type = phase->type(get_oop());
614 return oop_type->meet(TypePtr::NULL_PTR) != oop_type;
615 }
616
617 void ValueTypeNode::pass_klass(Node* n, uint pos, const GraphKit& kit) {
618 ciValueKlass* vk = value_klass();
619 const TypeKlassPtr* tk = TypeKlassPtr::make(vk);
620 intptr_t bits = tk->get_con();
621 set_nth_bit(bits, 0);
622 Node* klass_tagged = kit.MakeConX(bits);
623 n->init_req(pos, klass_tagged);
624 }
625
626 uint ValueTypeNode::pass_fields(Node* n, int base_input, const GraphKit& kit, ciValueKlass* base_vk, int base_offset) {
627 ciValueKlass* vk = value_klass();
628 if (base_vk == NULL) {
629 base_vk = vk;
630 }
631 uint edges = 0;
632 for (uint i = 0; i < field_count(); i++) {
633 ciType* f_type = field_type(i);
634 int offset = base_offset + field_offset(i) - (base_offset > 0 ? vk->first_field_offset() : 0);
635 Node* arg = field_value(i);
636 if (f_type->is_valuetype()) {
637 ciValueKlass* embedded_vk = f_type->as_value_klass();
638 edges += arg->as_ValueType()->pass_fields(n, base_input, kit, base_vk, offset);
639 } else {
640 int j = 0; int extra = 0;
641 for (; j < base_vk->nof_nonstatic_fields(); j++) {
642 ciField* f = base_vk->nonstatic_field_at(j);
643 if (offset == f->offset()) {
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597 kit->set_i_o(kit->gvn().transform(io));
598 kit->set_all_memory(kit->gvn().transform(mem));
599 kit->record_for_igvn(region);
600 kit->record_for_igvn(oop);
601 kit->record_for_igvn(io);
602 kit->record_for_igvn(mem);
603
604 // Use cloned ValueTypeNode to propagate oop from now on
605 Node* res_oop = kit->gvn().transform(oop);
606 ValueTypeNode* vt = clone()->as_ValueType();
607 vt->set_oop(res_oop);
608 kit->replace_in_map(this, kit->gvn().transform(vt));
609 return res_oop;
610 }
611
612 bool ValueTypeNode::is_allocated(PhaseGVN* phase) const {
613 const Type* oop_type = phase->type(get_oop());
614 return oop_type->meet(TypePtr::NULL_PTR) != oop_type;
615 }
616
617 Node* ValueTypeNode::tagged_klass(PhaseGVN& gvn) {
618 ciValueKlass* vk = value_klass();
619 const TypeKlassPtr* tk = TypeKlassPtr::make(vk);
620 intptr_t bits = tk->get_con();
621 set_nth_bit(bits, 0);
622 return gvn.makecon(TypeRawPtr::make((address)bits));
623 }
624
625 void ValueTypeNode::pass_klass(Node* n, uint pos, const GraphKit& kit) {
626 n->init_req(pos, tagged_klass(kit.gvn()));
627 }
628
629 uint ValueTypeNode::pass_fields(Node* n, int base_input, const GraphKit& kit, ciValueKlass* base_vk, int base_offset) {
630 ciValueKlass* vk = value_klass();
631 if (base_vk == NULL) {
632 base_vk = vk;
633 }
634 uint edges = 0;
635 for (uint i = 0; i < field_count(); i++) {
636 ciType* f_type = field_type(i);
637 int offset = base_offset + field_offset(i) - (base_offset > 0 ? vk->first_field_offset() : 0);
638 Node* arg = field_value(i);
639 if (f_type->is_valuetype()) {
640 ciValueKlass* embedded_vk = f_type->as_value_klass();
641 edges += arg->as_ValueType()->pass_fields(n, base_input, kit, base_vk, offset);
642 } else {
643 int j = 0; int extra = 0;
644 for (; j < base_vk->nof_nonstatic_fields(); j++) {
645 ciField* f = base_vk->nonstatic_field_at(j);
646 if (offset == f->offset()) {
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