813
814 // Generate a check-cast idiom. Used by both the check-cast bytecode
815 // and the array-store bytecode
816 Node* gen_checkcast( Node *subobj, Node* superkls,
817 Node* *failure_control = NULL );
818
819 Node* gen_subtype_check(Node* subklass, Node* superklass) {
820 MergeMemNode* mem = merged_memory();
821 Node* ctrl = control();
822 Node* n = Phase::gen_subtype_check(subklass, superklass, &ctrl, mem, &_gvn);
823 set_control(ctrl);
824 return n;
825 }
826
827 // Exact type check used for predicted calls and casts.
828 // Rewrites (*casted_receiver) to be casted to the stronger type.
829 // (Caller is responsible for doing replace_in_map.)
830 Node* type_check_receiver(Node* receiver, ciKlass* klass, float prob,
831 Node* *casted_receiver);
832
833 // implementation of object creation
834 Node* set_output_for_allocation(AllocateNode* alloc,
835 const TypeOopPtr* oop_type,
836 bool deoptimize_on_exception=false);
837 Node* get_layout_helper(Node* klass_node, jint& constant_value);
838 Node* new_instance(Node* klass_node,
839 Node* slow_test = NULL,
840 Node* *return_size_val = NULL,
841 bool deoptimize_on_exception = false);
842 Node* new_array(Node* klass_node, Node* count_val, int nargs,
843 Node* *return_size_val = NULL,
844 bool deoptimize_on_exception = false);
845
846 // java.lang.String helpers
847 Node* load_String_length(Node* str, bool set_ctrl);
848 Node* load_String_value(Node* str, bool set_ctrl);
849 Node* load_String_coder(Node* str, bool set_ctrl);
850 void store_String_value(Node* str, Node* value);
851 void store_String_coder(Node* str, Node* value);
852 Node* capture_memory(const TypePtr* src_type, const TypePtr* dst_type);
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813
814 // Generate a check-cast idiom. Used by both the check-cast bytecode
815 // and the array-store bytecode
816 Node* gen_checkcast( Node *subobj, Node* superkls,
817 Node* *failure_control = NULL );
818
819 Node* gen_subtype_check(Node* subklass, Node* superklass) {
820 MergeMemNode* mem = merged_memory();
821 Node* ctrl = control();
822 Node* n = Phase::gen_subtype_check(subklass, superklass, &ctrl, mem, &_gvn);
823 set_control(ctrl);
824 return n;
825 }
826
827 // Exact type check used for predicted calls and casts.
828 // Rewrites (*casted_receiver) to be casted to the stronger type.
829 // (Caller is responsible for doing replace_in_map.)
830 Node* type_check_receiver(Node* receiver, ciKlass* klass, float prob,
831 Node* *casted_receiver);
832
833 // Inexact type check used for predicted calls.
834 Node* subtype_check_receiver(Node* receiver, ciKlass* klass,
835 Node** casted_receiver);
836
837 // implementation of object creation
838 Node* set_output_for_allocation(AllocateNode* alloc,
839 const TypeOopPtr* oop_type,
840 bool deoptimize_on_exception=false);
841 Node* get_layout_helper(Node* klass_node, jint& constant_value);
842 Node* new_instance(Node* klass_node,
843 Node* slow_test = NULL,
844 Node* *return_size_val = NULL,
845 bool deoptimize_on_exception = false);
846 Node* new_array(Node* klass_node, Node* count_val, int nargs,
847 Node* *return_size_val = NULL,
848 bool deoptimize_on_exception = false);
849
850 // java.lang.String helpers
851 Node* load_String_length(Node* str, bool set_ctrl);
852 Node* load_String_value(Node* str, bool set_ctrl);
853 Node* load_String_coder(Node* str, bool set_ctrl);
854 void store_String_value(Node* str, Node* value);
855 void store_String_coder(Node* str, Node* value);
856 Node* capture_memory(const TypePtr* src_type, const TypePtr* dst_type);
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