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6990754: Use native memory and reference counting to implement SymbolTable

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Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
This commit is contained in:
Coleen Phillimore 2011-01-27 16:11:27 -08:00
parent 950858350d
commit 7b4f8073f0
223 changed files with 3783 additions and 3641 deletions
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28
hotspot/src/share/vm/memory/oopFactory.hpp
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@ -64,34 +64,6 @@ class oopFactory: AllStatic {
static typeArrayOop new_typeArray(BasicType type, int length, TRAPS);
// Symbols
static symbolOop new_symbol(const char* utf8_buffer, int length, TRAPS) {
assert(utf8_buffer != NULL, "just checking");
return SymbolTable::lookup(utf8_buffer, length, CHECK_NULL);
}
static void new_symbols(constantPoolHandle cp, int names_count,
const char** name, int* lengths,
int* cp_indices, unsigned int* hashValues,
TRAPS) {
SymbolTable::add(cp, names_count, name, lengths, cp_indices,
hashValues, CHECK);
}
static symbolOop new_symbol(char* name, TRAPS) { return new_symbol(name, (int)strlen(name), CHECK_NULL); }
static symbolOop new_symbol(const char* name, TRAPS) { return new_symbol(name, (int)strlen(name), CHECK_NULL); }
static symbolOop new_symbol(symbolHandle sym, int begin, int end, TRAPS) {
assert(begin <= end && end <= sym->utf8_length(), "just checking");
return SymbolTable::lookup(sym, begin, end, CHECK_NULL);
}
// Create symbols as above but return a handle
static symbolHandle new_symbol_handle(const char* name, int length, TRAPS) {
symbolOop sym = new_symbol(name, length, THREAD);
return symbolHandle(THREAD, sym);
}
static symbolHandle new_symbol_handle(char* name, TRAPS) { return new_symbol_handle(name, (int)strlen(name), CHECK_(symbolHandle())); }
static symbolHandle new_symbol_handle(const char* name, TRAPS) { return new_symbol_handle(name, (int)strlen(name), CHECK_(symbolHandle())); }
// Constant pools
static constantPoolOop new_constantPool (int length,
bool is_conc_safe,