< prev index next >

test/hotspot/gtest/classfile/test_symbolTable.cpp

Print this page

 42 
 43   Symbol* efg = SymbolTable::new_symbol("efg");
 44   Symbol* hij = SymbolTable::new_symbol("hij");
 45   int efgcount = efg->refcount();
 46   int hijcount = hij->refcount();
 47 
 48   TempNewSymbol s1 = efg;
 49   TempNewSymbol s2 = hij;
 50   ASSERT_EQ(s1->refcount(), efgcount) << "one efg";
 51   ASSERT_EQ(s2->refcount(), hijcount) << "one hij";
 52 
 53   // Assignment operator
 54   s1 = s2;
 55   ASSERT_EQ(hij->refcount(), hijcount + 1) << "should be two hij";
 56   ASSERT_EQ(efg->refcount(), efgcount - 1) << "should be no efg";
 57 
 58   s1 = ss; // s1 is abc
 59   ASSERT_EQ(s1->refcount(), abccount + 1) << "should be two abc (s1 and ss)";
 60   ASSERT_EQ(hij->refcount(), hijcount) << "should only have one hij now (s2)";
 61 
 62   s1 = s1; // self assignment
 63   ASSERT_EQ(s1->refcount(), abccount + 1) << "should still be two abc (s1 and ss)";
 64 
 65   TempNewSymbol s3;
 66   Symbol* klm = SymbolTable::new_symbol("klm");
 67   int klmcount = klm->refcount();
 68   s3 = klm; // assignment
 69   ASSERT_EQ(s3->refcount(), klmcount) << "only one klm now";
 70 
 71   Symbol* xyz = SymbolTable::new_symbol("xyz");
 72   int xyzcount = xyz->refcount();
 73   { // inner scope
 74     TempNewSymbol s_inner = xyz;
 75   }
 76   ASSERT_EQ(xyz->refcount(), xyzcount - 1)
 77           << "Should have been decremented by dtor in inner scope";
 78 
 79   // Test overflowing refcount making symbol permanent
 80   Symbol* bigsym = SymbolTable::new_symbol("bigsym");
 81   for (int i = 0; i < PERM_REFCOUNT + 100; i++) {
 82     bigsym->increment_refcount();

 42 
 43   Symbol* efg = SymbolTable::new_symbol("efg");
 44   Symbol* hij = SymbolTable::new_symbol("hij");
 45   int efgcount = efg->refcount();
 46   int hijcount = hij->refcount();
 47 
 48   TempNewSymbol s1 = efg;
 49   TempNewSymbol s2 = hij;
 50   ASSERT_EQ(s1->refcount(), efgcount) << "one efg";
 51   ASSERT_EQ(s2->refcount(), hijcount) << "one hij";
 52 
 53   // Assignment operator
 54   s1 = s2;
 55   ASSERT_EQ(hij->refcount(), hijcount + 1) << "should be two hij";
 56   ASSERT_EQ(efg->refcount(), efgcount - 1) << "should be no efg";
 57 
 58   s1 = ss; // s1 is abc
 59   ASSERT_EQ(s1->refcount(), abccount + 1) << "should be two abc (s1 and ss)";
 60   ASSERT_EQ(hij->refcount(), hijcount) << "should only have one hij now (s2)";
 61 
 62   s1 = *&s1; // self assignment
 63   ASSERT_EQ(s1->refcount(), abccount + 1) << "should still be two abc (s1 and ss)";
 64 
 65   TempNewSymbol s3;
 66   Symbol* klm = SymbolTable::new_symbol("klm");
 67   int klmcount = klm->refcount();
 68   s3 = klm; // assignment
 69   ASSERT_EQ(s3->refcount(), klmcount) << "only one klm now";
 70 
 71   Symbol* xyz = SymbolTable::new_symbol("xyz");
 72   int xyzcount = xyz->refcount();
 73   { // inner scope
 74     TempNewSymbol s_inner = xyz;
 75   }
 76   ASSERT_EQ(xyz->refcount(), xyzcount - 1)
 77           << "Should have been decremented by dtor in inner scope";
 78 
 79   // Test overflowing refcount making symbol permanent
 80   Symbol* bigsym = SymbolTable::new_symbol("bigsym");
 81   for (int i = 0; i < PERM_REFCOUNT + 100; i++) {
 82     bigsym->increment_refcount();
< prev index next >