#include "config.h"
#include "SymbolTable.h"
namespace JSC {
const ClassInfo SharedSymbolTable::s_info = { "SharedSymbolTable", 0, 0, 0, CREATE_METHOD_TABLE(SharedSymbolTable) };
SymbolTableEntry& SymbolTableEntry::copySlow(const SymbolTableEntry& other)
{
ASSERT(other.isFat());
FatEntry* newFatEntry = new FatEntry(*other.fatEntry());
freeFatEntry();
m_bits = bitwise_cast<intptr_t>(newFatEntry);
return *this;
}
void SharedSymbolTable::destroy(JSCell* cell)
{
SharedSymbolTable* thisObject = jsCast<SharedSymbolTable*>(cell);
thisObject->SharedSymbolTable::~SharedSymbolTable();
}
void SymbolTableEntry::freeFatEntrySlow()
{
ASSERT(isFat());
delete fatEntry();
}
bool SymbolTableEntry::couldBeWatched()
{
if (!isFat())
return false;
WatchpointSet* watchpoints = fatEntry()->m_watchpoints.get();
if (!watchpoints)
return false;
return watchpoints->isStillValid();
}
void SymbolTableEntry::attemptToWatch()
{
FatEntry* entry = inflate();
if (!entry->m_watchpoints)
entry->m_watchpoints = adoptRef(new WatchpointSet(InitializedWatching));
}
bool* SymbolTableEntry::addressOfIsWatched()
{
ASSERT(couldBeWatched());
return fatEntry()->m_watchpoints->addressOfIsWatched();
}
void SymbolTableEntry::addWatchpoint(Watchpoint* watchpoint)
{
ASSERT(couldBeWatched());
fatEntry()->m_watchpoints->add(watchpoint);
}
void SymbolTableEntry::notifyWriteSlow()
{
WatchpointSet* watchpoints = fatEntry()->m_watchpoints.get();
if (!watchpoints)
return;
watchpoints->notifyWrite();
}
SymbolTableEntry::FatEntry* SymbolTableEntry::inflateSlow()
{
FatEntry* entry = new FatEntry(m_bits);
m_bits = bitwise_cast<intptr_t>(entry);
return entry;
}
}