2814 int java_lang_invoke_MemberName::flags(oop mname) {
2815 assert(is_instance(mname), "wrong type");
2816 return mname->int_field(_flags_offset);
2817 }
2818
2819 void java_lang_invoke_MemberName::set_flags(oop mname, int flags) {
2820 assert(is_instance(mname), "wrong type");
2821 mname->int_field_put(_flags_offset, flags);
2822 }
2823
2824 Metadata* java_lang_invoke_MemberName::vmtarget(oop mname) {
2825 assert(is_instance(mname), "wrong type");
2826 return (Metadata*)mname->address_field(_vmtarget_offset);
2827 }
2828
2829 bool java_lang_invoke_MemberName::is_method(oop mname) {
2830 assert(is_instance(mname), "must be MemberName");
2831 return (flags(mname) & (MN_IS_METHOD | MN_IS_CONSTRUCTOR)) > 0;
2832 }
2833
2834 #if INCLUDE_JVMTI
2835 // Can be executed on VM thread only
2836 void java_lang_invoke_MemberName::adjust_vmtarget(oop mname, Method* old_method,
2837 Method* new_method, bool* trace_name_printed) {
2838 assert(is_method(mname), "wrong type");
2839 assert(Thread::current()->is_VM_thread(), "not VM thread");
2840
2841 Method* target = (Method*)mname->address_field(_vmtarget_offset);
2842 if (target == old_method) {
2843 mname->address_field_put(_vmtarget_offset, (address)new_method);
2844
2845 if (RC_TRACE_IN_RANGE(0x00100000, 0x00400000)) {
2846 if (!(*trace_name_printed)) {
2847 // RC_TRACE_MESG macro has an embedded ResourceMark
2848 RC_TRACE_MESG(("adjust: name=%s",
2849 old_method->method_holder()->external_name()));
2850 *trace_name_printed = true;
2851 }
2852 // RC_TRACE macro has an embedded ResourceMark
2853 RC_TRACE(0x00400000, ("MemberName method update: %s(%s)",
2854 new_method->name()->as_C_string(),
2855 new_method->signature()->as_C_string()));
2856 }
2857 }
2858 }
2859 #endif // INCLUDE_JVMTI
2860
2861 void java_lang_invoke_MemberName::set_vmtarget(oop mname, Metadata* ref) {
2862 assert(is_instance(mname), "wrong type");
2863 // check the type of the vmtarget
2864 oop dependency = NULL;
2865 if (ref != NULL) {
2866 switch (flags(mname) & (MN_IS_METHOD |
2867 MN_IS_CONSTRUCTOR |
2868 MN_IS_FIELD)) {
2869 case MN_IS_METHOD:
2870 case MN_IS_CONSTRUCTOR:
2871 assert(ref->is_method(), "should be a method");
2872 dependency = ((Method*)ref)->method_holder()->java_mirror();
2873 break;
2874 case MN_IS_FIELD:
2875 assert(ref->is_klass(), "should be a class");
2876 dependency = ((Klass*)ref)->java_mirror();
2877 break;
2878 default:
2879 ShouldNotReachHere();
2880 }
|
2814 int java_lang_invoke_MemberName::flags(oop mname) {
2815 assert(is_instance(mname), "wrong type");
2816 return mname->int_field(_flags_offset);
2817 }
2818
2819 void java_lang_invoke_MemberName::set_flags(oop mname, int flags) {
2820 assert(is_instance(mname), "wrong type");
2821 mname->int_field_put(_flags_offset, flags);
2822 }
2823
2824 Metadata* java_lang_invoke_MemberName::vmtarget(oop mname) {
2825 assert(is_instance(mname), "wrong type");
2826 return (Metadata*)mname->address_field(_vmtarget_offset);
2827 }
2828
2829 bool java_lang_invoke_MemberName::is_method(oop mname) {
2830 assert(is_instance(mname), "must be MemberName");
2831 return (flags(mname) & (MN_IS_METHOD | MN_IS_CONSTRUCTOR)) > 0;
2832 }
2833
2834 void java_lang_invoke_MemberName::set_vmtarget(oop mname, Metadata* ref) {
2835 assert(is_instance(mname), "wrong type");
2836 // check the type of the vmtarget
2837 oop dependency = NULL;
2838 if (ref != NULL) {
2839 switch (flags(mname) & (MN_IS_METHOD |
2840 MN_IS_CONSTRUCTOR |
2841 MN_IS_FIELD)) {
2842 case MN_IS_METHOD:
2843 case MN_IS_CONSTRUCTOR:
2844 assert(ref->is_method(), "should be a method");
2845 dependency = ((Method*)ref)->method_holder()->java_mirror();
2846 break;
2847 case MN_IS_FIELD:
2848 assert(ref->is_klass(), "should be a class");
2849 dependency = ((Klass*)ref)->java_mirror();
2850 break;
2851 default:
2852 ShouldNotReachHere();
2853 }
|