52 set_resolved_references_index(saved_resolved_references_index);
53 } else {
54 *this = ResolvedMethodEntry(_cpool_index);
55 }
56 }
57
58 #if INCLUDE_CDS
59 void ResolvedMethodEntry::remove_unshareable_info() {
60 reset_entry();
61 }
62
63 void ResolvedMethodEntry::mark_and_relocate(ConstantPool* src_cp) {
64 if (_method == nullptr) {
65 assert(bytecode2() == Bytecodes::_invokevirtual, "");
66 } else {
67 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_method);
68 }
69 if (bytecode1() == Bytecodes::_invokeinterface) {
70 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_entry_specific._interface_klass);
71 }
72 }
73 #endif
74
75 void ResolvedMethodEntry::print_on(outputStream* st) const {
76 st->print_cr("Method Entry:");
77
78 if (method() != nullptr) {
79 st->print_cr(" - Method: " INTPTR_FORMAT " %s", p2i(method()), method()->external_name());
80 } else {
81 st->print_cr("- Method: null");
82 }
83 // Some fields are mutually exclusive and are only used by certain invoke codes
84 if (bytecode1() == Bytecodes::_invokeinterface && interface_klass() != nullptr) {
85 st->print_cr(" - Klass: " INTPTR_FORMAT " %s", p2i(interface_klass()), interface_klass()->external_name());
86 } else {
87 st->print_cr("- Klass: null");
88 }
89 if (bytecode1() == Bytecodes::_invokehandle) {
90 st->print_cr(" - Resolved References Index: %d", resolved_references_index());
91 } else {
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52 set_resolved_references_index(saved_resolved_references_index);
53 } else {
54 *this = ResolvedMethodEntry(_cpool_index);
55 }
56 }
57
58 #if INCLUDE_CDS
59 void ResolvedMethodEntry::remove_unshareable_info() {
60 reset_entry();
61 }
62
63 void ResolvedMethodEntry::mark_and_relocate(ConstantPool* src_cp) {
64 if (_method == nullptr) {
65 assert(bytecode2() == Bytecodes::_invokevirtual, "");
66 } else {
67 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_method);
68 }
69 if (bytecode1() == Bytecodes::_invokeinterface) {
70 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_entry_specific._interface_klass);
71 }
72 #if 0
73 // OLD CODE ... some of it may need to be salvaged.
74 Bytecodes::Code invoke_code = bytecode_1();
75 if (invoke_code != (Bytecodes::Code)0) {
76 Metadata* f1 = f1_ord();
77 if (f1 != nullptr) {
78 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_f1);
79 switch (invoke_code) {
80 case Bytecodes::_invokeinterface:
81 assert(0, "not implemented");
82 //assert(f1->is_klass(), "");
83 //ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_f2); // f2 is interface method
84 return false;
85 case Bytecodes::_invokestatic:
86 // For safety, we support invokestatic only for invoking methods in MethodHandle.
87 // FIXME -- further restrict it to linkToStatic(), etc?
88 assert(bytecode_2() == (Bytecodes::Code)0, "must be");
89 assert(f1->is_method(), "");
90 assert(f1_as_method()->method_holder()->name()->equals("java/lang/invoke/MethodHandle") ||
91 f1_as_method()->method_holder()->name()->equals("java/lang/invoke/MethodHandleNatives"), "sanity");
92 return true;
93 case Bytecodes::_invokespecial:
94 assert(f1->is_method(), "must be");
95 // Also need to work on bytecode_2() below.
96 break;
97 case Bytecodes::_invokehandle:
98 assert(bytecode_2() == (Bytecodes::Code)0, "must be");
99 assert(f1->is_method(), "");
100 return true;
101 default:
102 ShouldNotReachHere();
103 break;
104 }
105 }
106 }
107
108 // TODO test case: can invokespecial and invokevirtual share the same CP?
109 invoke_code = bytecode_2();
110 if (invoke_code != (Bytecodes::Code)0) {
111 assert(invoke_code == Bytecodes::_invokevirtual, "must be");
112 if (is_vfinal()) {
113 // f2 is vfinal method
114 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_f2); // f2 is final method
115 } else {
116 // f2 is vtable index, no need to mark
117 if (DynamicDumpSharedSpaces) {
118 // InstanceKlass::methods() is has been resorted, so we need to
119 // update the vtable_index.
120 int holder_index = src_cp->uncached_klass_ref_index_at(constant_pool_index());
121 Klass* src_klass = src_cp->resolved_klass_at(holder_index);
122 Method* src_m = src_klass->method_at_vtable(f2_as_index());
123 if (!ArchiveBuilder::current()->is_in_mapped_static_archive(src_m->method_holder()) &&
124 !ArchiveBuilder::current()->is_in_mapped_static_archive(src_m)) {
125 Klass* buffered_klass = ArchiveBuilder::current()->get_buffered_addr(src_klass);
126 Method* buffered_m = ArchiveBuilder::current()->get_buffered_addr(src_m);
127 int vtable_index;
128 if (src_m->method_holder()->is_interface()) { // default or miranda method
129 assert(src_m->vtable_index() < 0, "must be");
130 assert(buffered_klass->is_instance_klass(), "must be");
131 vtable_index = InstanceKlass::cast(buffered_klass)->vtable_index_of_interface_method(buffered_m);
132 assert(vtable_index >= 0, "must be");
133 } else {
134 vtable_index = buffered_m->vtable_index();
135 assert(vtable_index >= 0, "must be");
136 }
137 if (_f2 != vtable_index) {
138 log_trace(cds, resolve)("vtable_index changed %d => %d", (int)_f2, vtable_index);
139 _f2 = vtable_index;
140 }
141 }
142 }
143 }
144 }
145
146 #endif
147 }
148 #endif
149
150 void ResolvedMethodEntry::print_on(outputStream* st) const {
151 st->print_cr("Method Entry:");
152
153 if (method() != nullptr) {
154 st->print_cr(" - Method: " INTPTR_FORMAT " %s", p2i(method()), method()->external_name());
155 } else {
156 st->print_cr("- Method: null");
157 }
158 // Some fields are mutually exclusive and are only used by certain invoke codes
159 if (bytecode1() == Bytecodes::_invokeinterface && interface_klass() != nullptr) {
160 st->print_cr(" - Klass: " INTPTR_FORMAT " %s", p2i(interface_klass()), interface_klass()->external_name());
161 } else {
162 st->print_cr("- Klass: null");
163 }
164 if (bytecode1() == Bytecodes::_invokehandle) {
165 st->print_cr(" - Resolved References Index: %d", resolved_references_index());
166 } else {
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