static Handle resolve_MemberName(Handle mname, TRAPS); // compute vmtarget/vmindex from name/type

  static oop init_MemberName(oop mname_oop, oop target_oop); // compute vmtarget/vmindex from target

  static oop init_method_MemberName(oop mname_oop, methodOop m, bool do_dispatch,

                                    klassOop receiver_limit);

  static oop init_field_MemberName(oop mname_oop, klassOop field_holder,

                                   AccessFlags mods, oop type, oop name,

                                   intptr_t offset, bool is_setter = false);

  static Handle init_method_MemberName(oop mname_oop, CallInfo& info, TRAPS);

  static Handle init_field_MemberName(oop mname_oop, FieldAccessInfo& info, TRAPS);

  static int method_ref_kind(methodOop m, bool do_dispatch_if_possible = true);

  // Called from MethodHandlesAdapterGenerator.

  static address generate_method_handle_interpreter_entry(MacroAssembler* _masm, vmIntrinsics::ID iid);

  static void generate_method_handle_dispatch(MacroAssembler* _masm,

                                              vmIntrinsics::ID iid,

                                              Register receiver_reg,

                                              Register member_reg,

                                              bool for_compiler_entry);

  // Queries

  static bool is_signature_polymorphic(vmIntrinsics::ID iid) {

    return (iid >= vmIntrinsics::FIRST_MH_SIG_POLY &&

            iid <= vmIntrinsics::LAST_MH_SIG_POLY);

  }

  static bool is_signature_polymorphic_intrinsic(vmIntrinsics::ID iid) {

    assert(is_signature_polymorphic(iid), "");

    // Most sig-poly methods are intrinsics which do not require an

    // appeal to Java for adapter code.

    return (iid != vmIntrinsics::_invokeGeneric);

  static bool is_signature_polymorphic_static(vmIntrinsics::ID iid) {

    assert(is_signature_polymorphic(iid), "");

    return (iid >= vmIntrinsics::FIRST_MH_STATIC &&

            iid <= vmIntrinsics::LAST_MH_SIG_POLY);

  }

  static bool has_member_arg(vmIntrinsics::ID iid) {

    assert(is_signature_polymorphic(iid), "");

    return (iid >= vmIntrinsics::_linkToVirtual &&

            iid <= vmIntrinsics::_linkToInterface);

  static bool has_member_arg(Symbol* klass, Symbol* name) {

    if ((klass == vmSymbols::java_lang_invoke_MethodHandle()) &&

        is_signature_polymorphic_name(name)) {

      vmIntrinsics::ID iid = signature_polymorphic_name_id(name);

      return has_member_arg(iid);

    }

    return false;

  static Symbol* signature_polymorphic_intrinsic_name(vmIntrinsics::ID iid);

  static int signature_polymorphic_intrinsic_ref_kind(vmIntrinsics::ID iid);

  static vmIntrinsics::ID signature_polymorphic_name_id(klassOop klass, Symbol* name);

  static vmIntrinsics::ID signature_polymorphic_name_id(Symbol* name);

  static bool is_signature_polymorphic_name(Symbol* name) {

    return signature_polymorphic_name_id(name) != vmIntrinsics::_none;

  }

  static bool is_method_handle_invoke_name(klassOop klass, Symbol* name);

  static bool is_signature_polymorphic_name(klassOop klass, Symbol* name) {

    return signature_polymorphic_name_id(klass, name) != vmIntrinsics::_none;

  enum {

    // format of query to getConstant:

    GC_COUNT_GWT = 4,

    GC_LAMBDA_SUPPORT = 5

  };

  static int get_named_constant(int which, Handle name_box, TRAPS);

public:

  static Symbol* lookup_signature(oop type_str, bool polymorphic, TRAPS);  // use TempNewSymbol

  static Symbol* lookup_basic_type_signature(Symbol* sig, bool keep_last_arg, TRAPS);  // use TempNewSymbol

  static Symbol* lookup_basic_type_signature(Symbol* sig, TRAPS) {

    return lookup_basic_type_signature(sig, false, THREAD);

  }

  static bool is_basic_type_signature(Symbol* sig);

  static Symbol* lookup_method_type(Symbol* msig, Handle mtype, TRAPS);

  static void print_as_method_type_on(outputStream* st, Symbol* sig) {

    print_as_basic_type_signature_on(st, sig, true, true);

  }

  static void print_as_basic_type_signature_on(outputStream* st, Symbol* sig, bool keep_arrays = false, bool keep_basic_names = false);

  // decoding CONSTANT_MethodHandle constants

  enum { JVM_REF_MIN = JVM_REF_getField, JVM_REF_MAX = JVM_REF_invokeInterface };

  static bool ref_kind_is_valid(int ref_kind) {

    return (ref_kind >= JVM_REF_MIN && ref_kind <= JVM_REF_MAX);

  }

  static bool ref_kind_is_field(int ref_kind) {

    assert(ref_kind_is_valid(ref_kind), "");

    return (ref_kind <= JVM_REF_putStatic);

  }

  static bool ref_kind_is_getter(int ref_kind) {

    assert(ref_kind_is_valid(ref_kind), "");

    return (ref_kind <= JVM_REF_getStatic);

  static bool ref_kind_is_setter(int ref_kind) {

    return ref_kind_is_field(ref_kind) && !ref_kind_is_getter(ref_kind);

  }

  static bool ref_kind_is_method(int ref_kind) {

    return !ref_kind_is_field(ref_kind) && (ref_kind != JVM_REF_newInvokeSpecial);

  static bool ref_kind_has_receiver(int ref_kind) {

    assert(ref_kind_is_valid(ref_kind), "");

    return (ref_kind & 1) != 0;

  }

  static bool ref_kind_is_static(int ref_kind) {

    return !ref_kind_has_receiver(ref_kind) && (ref_kind != JVM_REF_newInvokeSpecial);

  }

  static bool ref_kind_does_dispatch(int ref_kind) {

    return (ref_kind == JVM_REF_invokeVirtual ||

            ref_kind == JVM_REF_invokeInterface);