650 "BOOLEAN", false, "false") {
651 _dcmdparser.add_dcmd_option(&_verbose);
652 }
653
654 void SymboltableDCmd::execute(DCmdSource source, TRAPS) {
655 VM_DumpHashtable dumper(output(), VM_DumpHashtable::DumpSymbols,
656 _verbose.value());
657 VMThread::execute(&dumper);
658 }
659
660 int SymboltableDCmd::num_arguments() {
661 ResourceMark rm;
662 SymboltableDCmd* dcmd = new SymboltableDCmd(NULL, false);
663 if (dcmd != NULL) {
664 DCmdMark mark(dcmd);
665 return dcmd->_dcmdparser.num_arguments();
666 } else {
667 return 0;
668 }
669 }
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650 "BOOLEAN", false, "false") {
651 _dcmdparser.add_dcmd_option(&_verbose);
652 }
653
654 void SymboltableDCmd::execute(DCmdSource source, TRAPS) {
655 VM_DumpHashtable dumper(output(), VM_DumpHashtable::DumpSymbols,
656 _verbose.value());
657 VMThread::execute(&dumper);
658 }
659
660 int SymboltableDCmd::num_arguments() {
661 ResourceMark rm;
662 SymboltableDCmd* dcmd = new SymboltableDCmd(NULL, false);
663 if (dcmd != NULL) {
664 DCmdMark mark(dcmd);
665 return dcmd->_dcmdparser.num_arguments();
666 } else {
667 return 0;
668 }
669 }
670
671 #ifndef PRODUCT
672 // Internal test of TempNewSymbol
673 void Test_TempNewSymbol() {
674 Thread* THREAD = Thread::current();
675 Symbol* sym = SymbolTable::new_symbol("abc", CATCH);
676 TempNewSymbol ss = sym;
677 assert(ss->refcount() == 1, "only one abc");
678 assert(ss->refcount() == sym->refcount(), "should match TempNewSymbol");
679
680 Symbol* sym1 = SymbolTable::new_symbol("efg", CATCH);
681 Symbol* sym2 = SymbolTable::new_symbol("hij", CATCH);
682 TempNewSymbol s1 = sym1;
683 TempNewSymbol s2 = sym2;
684 assert(s1->refcount() == 1, "one efg");
685 assert(s2->refcount() == 1, "one hij");
686
687 // Assignment operator
688 s1 = s2;
689 assert(sym2->refcount() == 2, "should be two hij");
690 assert(sym1->refcount() == 0, "should be no efg");
691
692 s1 = ss; // s1 is abc
693 assert(s1->refcount() == 2, "should be two abc (s1 and ss)");
694 assert(sym2->refcount() == 1, "should only have one hij now (s2)");
695
696 TempNewSymbol s3;
697 s3 = SymbolTable::new_symbol("klm", CATCH);
698 assert(s3->refcount() == 1, "only one klm now");
699 }
700 #endif // PRODUCT
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