657 }
658
659 void SymbolTable::write_to_archive() {
660 _shared_table.reset();
661
662 int num_buckets = CompactHashtableWriter::default_num_buckets(
663 SymbolTable::the_table()->_items_count);
664 CompactHashtableWriter writer(num_buckets,
665 &MetaspaceShared::stats()->symbol);
666 copy_shared_symbol_table(&writer);
667 writer.dump(&_shared_table, "symbol");
668
669 // Verify table is correct
670 Symbol* sym = vmSymbols::java_lang_Object();
671 const char* name = (const char*)sym->bytes();
672 int len = sym->utf8_length();
673 unsigned int hash = hash_symbol(name, len, SymbolTable::_alt_hash);
674 assert(sym == _shared_table.lookup(name, hash, len), "sanity");
675 }
676
677 void SymbolTable::serialize(SerializeClosure* soc) {
678 _shared_table.serialize(soc);
679
680 if (soc->writing()) {
681 // Sanity. Make sure we don't use the shared table at dump time
682 _shared_table.reset();
683 }
684 }
685 #endif //INCLUDE_CDS
686
687 // Concurrent work
688 void SymbolTable::grow(JavaThread* jt) {
689 SymbolTableHash::GrowTask gt(_local_table);
690 if (!gt.prepare(jt)) {
691 return;
692 }
693 log_trace(symboltable)("Started to grow");
694 {
695 TraceTime timer("Grow", TRACETIME_LOG(Debug, symboltable, perf));
696 while (gt.do_task(jt)) {
697 gt.pause(jt);
698 {
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657 }
658
659 void SymbolTable::write_to_archive() {
660 _shared_table.reset();
661
662 int num_buckets = CompactHashtableWriter::default_num_buckets(
663 SymbolTable::the_table()->_items_count);
664 CompactHashtableWriter writer(num_buckets,
665 &MetaspaceShared::stats()->symbol);
666 copy_shared_symbol_table(&writer);
667 writer.dump(&_shared_table, "symbol");
668
669 // Verify table is correct
670 Symbol* sym = vmSymbols::java_lang_Object();
671 const char* name = (const char*)sym->bytes();
672 int len = sym->utf8_length();
673 unsigned int hash = hash_symbol(name, len, SymbolTable::_alt_hash);
674 assert(sym == _shared_table.lookup(name, hash, len), "sanity");
675 }
676
677 void SymbolTable::serialize_shared_table_header(SerializeClosure* soc) {
678 _shared_table.serialize_header(soc);
679
680 if (soc->writing()) {
681 // Sanity. Make sure we don't use the shared table at dump time
682 _shared_table.reset();
683 }
684 }
685 #endif //INCLUDE_CDS
686
687 // Concurrent work
688 void SymbolTable::grow(JavaThread* jt) {
689 SymbolTableHash::GrowTask gt(_local_table);
690 if (!gt.prepare(jt)) {
691 return;
692 }
693 log_trace(symboltable)("Started to grow");
694 {
695 TraceTime timer("Grow", TRACETIME_LOG(Debug, symboltable, perf));
696 while (gt.do_task(jt)) {
697 gt.pause(jt);
698 {
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