NS_LogCtor(void* aPtr, const char* aType, uint32_t aInstanceSize)
{
#ifdef NS_IMPL_REFCNT_LOGGING
ASSERT_ACTIVITY_IS_LEGAL;
if (!gInitialized)
InitTraceLog();
if (gLogging) {
LOCK_TRACELOG();
if (gBloatLog) {
BloatEntry* entry = GetBloatEntry(aType, aInstanceSize);
if (entry) {
entry->Ctor();
}
}
bool loggingThisType = (!gTypesToLog || LogThisType(aType));
intptr_t serialno = 0;
if (gSerialNumbers && loggingThisType) {
serialno = GetSerialNumber(aPtr, true);
}
bool loggingThisObject = (!gObjectsToLog || LogThisObj(serialno));
if (gAllocLog && loggingThisType && loggingThisObject) {
fprintf(gAllocLog, "\n<%s> 0x%08X %ld Ctor (%d)\n",
aType, NS_PTR_TO_INT32(aPtr), serialno, aInstanceSize);
nsTraceRefcntImpl::WalkTheStack(gAllocLog);
}
UNLOCK_TRACELOG();
}
#endif
}
NS_LogRelease(void* aPtr, nsrefcnt aRefcnt, const char* aClass)
{
#ifdef NS_IMPL_REFCNT_LOGGING
ASSERT_ACTIVITY_IS_LEGAL;
if (!gInitialized) {
InitTraceLog();
}
if (gLogging == NoLogging) {
return;
}
if (aRefcnt == 0 || gLogging == FullLogging) {
LOCK_TRACELOG();
if (aRefcnt == 0 && gBloatLog) {
BloatEntry* entry = GetBloatEntry(aClass, 0);
if (entry) {
entry->Dtor();
}
}
bool loggingThisType = (!gTypesToLog || LogThisType(aClass));
intptr_t serialno = 0;
if (gSerialNumbers && loggingThisType) {
serialno = GetSerialNumber(aPtr, false);
NS_ASSERTION(serialno != 0,
"Serial number requested for unrecognized pointer! "
"Are you memmoving a refcounted object?");
int32_t* count = GetRefCount(aPtr);
if (count) {
(*count)--;
}
}
bool loggingThisObject = (!gObjectsToLog || LogThisObj(serialno));
if (gRefcntsLog && loggingThisType && loggingThisObject) {
// Can't use PR_LOG(), b/c it truncates the line
fprintf(gRefcntsLog,
"\n<%s> %p %" PRIuPTR " Release %" PRIuPTR "\n",
aClass, aPtr, serialno, aRefcnt);
nsTraceRefcnt::WalkTheStackCached(gRefcntsLog);
fflush(gRefcntsLog);
}
// Here's the case where MOZ_COUNT_DTOR was not used,
// yet we still want to see deletion information:
if (aRefcnt == 0 && gAllocLog && loggingThisType && loggingThisObject) {
fprintf(gAllocLog, "\n<%s> %p %" PRIdPTR " Destroy\n", aClass, aPtr, serialno);
nsTraceRefcnt::WalkTheStackCached(gAllocLog);
}
if (aRefcnt == 0 && gSerialNumbers && loggingThisType) {
RecycleSerialNumberPtr(aPtr);
}
UNLOCK_TRACELOG();
}
#endif
}
NS_LogAddRef(void* aPtr, nsrefcnt aRefcnt,
const char* aClazz, uint32_t classSize)
{
#ifdef NS_IMPL_REFCNT_LOGGING
ASSERT_ACTIVITY_IS_LEGAL;
if (!gInitialized)
InitTraceLog();
if (gLogging) {
LOCK_TRACELOG();
if (gBloatLog) {
BloatEntry* entry = GetBloatEntry(aClazz, classSize);
if (entry) {
entry->AddRef(aRefcnt);
}
}
// Here's the case where MOZ_COUNT_CTOR was not used,
// yet we still want to see creation information:
bool loggingThisType = (!gTypesToLog || LogThisType(aClazz));
intptr_t serialno = 0;
if (gSerialNumbers && loggingThisType) {
serialno = GetSerialNumber(aPtr, aRefcnt == 1);
NS_ASSERTION(serialno != 0,
"Serial number requested for unrecognized pointer! "
"Are you memmoving a refcounted object?");
int32_t* count = GetRefCount(aPtr);
if(count)
(*count)++;
}
bool loggingThisObject = (!gObjectsToLog || LogThisObj(serialno));
if (aRefcnt == 1 && gAllocLog && loggingThisType && loggingThisObject) {
fprintf(gAllocLog, "\n<%s> 0x%08X %ld Create\n",
aClazz, NS_PTR_TO_INT32(aPtr), serialno);
nsTraceRefcntImpl::WalkTheStack(gAllocLog);
}
if (gRefcntsLog && loggingThisType && loggingThisObject) {
if (gLogToLeaky) {
(*leakyLogAddRef)(aPtr, aRefcnt - 1, aRefcnt);
}
else {
// Can't use PR_LOG(), b/c it truncates the line
fprintf(gRefcntsLog,
"\n<%s> 0x%08X %ld AddRef %d\n", aClazz, NS_PTR_TO_INT32(aPtr), serialno, aRefcnt);
nsTraceRefcntImpl::WalkTheStack(gRefcntsLog);
fflush(gRefcntsLog);
}
}
UNLOCK_TRACELOG();
}
#endif
}
void
nsTraceRefcntImpl::ResetStatistics()
{
#ifdef NS_IMPL_REFCNT_LOGGING
LOCK_TRACELOG();
if (gBloatView) {
PL_HashTableDestroy(gBloatView);
gBloatView = nullptr;
}
UNLOCK_TRACELOG();
#endif
}
NS_LogCOMPtrRelease(void* aCOMPtr, nsISupports* aObject)
{
#if defined(NS_IMPL_REFCNT_LOGGING) && defined(HAVE_CPP_DYNAMIC_CAST_TO_VOID_PTR)
// Get the most-derived object.
void* object = dynamic_cast<void*>(aObject);
// This is a very indirect way of finding out what the class is
// of the object being logged. If we're logging a specific type,
// then
if (!gTypesToLog || !gSerialNumbers) {
return;
}
intptr_t serialno = GetSerialNumber(object, false);
if (serialno == 0) {
return;
}
if (!gInitialized) {
InitTraceLog();
}
if (gLogging == FullLogging) {
LOCK_TRACELOG();
int32_t* count = GetCOMPtrCount(object);
if (count) {
(*count)--;
}
bool loggingThisObject = (!gObjectsToLog || LogThisObj(serialno));
if (gCOMPtrLog && loggingThisObject) {
fprintf(gCOMPtrLog, "\n<?> %p %" PRIdPTR " nsCOMPtrRelease %d %p\n",
object, serialno, count ? (*count) : -1, aCOMPtr);
nsTraceRefcnt::WalkTheStackCached(gCOMPtrLog);
}
UNLOCK_TRACELOG();
}
#endif
}
NS_LogDtor(void* aPtr, const char* aType, uint32_t aInstanceSize)
{
#ifdef NS_IMPL_REFCNT_LOGGING
ASSERT_ACTIVITY_IS_LEGAL;
if (!gInitialized) {
InitTraceLog();
}
if (gLogging != NoLogging) {
LOCK_TRACELOG();
if (gBloatLog) {
BloatEntry* entry = GetBloatEntry(aType, aInstanceSize);
if (entry) {
entry->Dtor();
}
}
bool loggingThisType = (!gTypesToLog || LogThisType(aType));
intptr_t serialno = 0;
if (gSerialNumbers && loggingThisType) {
serialno = GetSerialNumber(aPtr, false);
RecycleSerialNumberPtr(aPtr);
}
bool loggingThisObject = (!gObjectsToLog || LogThisObj(serialno));
// (If we're on a losing architecture, don't do this because we'll be
// using LogDeleteXPCOM instead to get file and line numbers.)
if (gAllocLog && loggingThisType && loggingThisObject) {
fprintf(gAllocLog, "\n<%s> %p %" PRIdPTR " Dtor (%d)\n",
aType, aPtr, serialno, aInstanceSize);
nsTraceRefcnt::WalkTheStackCached(gAllocLog);
}
UNLOCK_TRACELOG();
}
#endif
}
NS_LogCOMPtrAddRef(void* aCOMPtr, nsISupports* aObject)
{
#if defined(NS_IMPL_REFCNT_LOGGING) && defined(HAVE_CPP_DYNAMIC_CAST_TO_VOID_PTR)
// Get the most-derived object.
void *object = dynamic_cast<void *>(aObject);
// This is a very indirect way of finding out what the class is
// of the object being logged. If we're logging a specific type,
// then
if (!gTypesToLog || !gSerialNumbers) {
return;
}
PRInt32 serialno = GetSerialNumber(object, false);
if (serialno == 0) {
return;
}
if (!gInitialized)
InitTraceLog();
if (gLogging) {
LOCK_TRACELOG();
PRInt32* count = GetCOMPtrCount(object);
if(count)
(*count)++;
bool loggingThisObject = (!gObjectsToLog || LogThisObj(serialno));
if (gCOMPtrLog && loggingThisObject) {
fprintf(gCOMPtrLog, "\n<?> 0x%08X %d nsCOMPtrAddRef %d 0x%08X\n",
NS_PTR_TO_INT32(object), serialno, count?(*count):-1, NS_PTR_TO_INT32(aCOMPtr));
nsTraceRefcntImpl::WalkTheStack(gCOMPtrLog);
}
UNLOCK_TRACELOG();
}
#endif
}
nsresult
nsTraceRefcntImpl::DumpStatistics(StatisticsType type, FILE* out)
{
#ifdef NS_IMPL_REFCNT_LOGGING
if (gBloatLog == nullptr || gBloatView == nullptr) {
return NS_ERROR_FAILURE;
}
if (out == nullptr) {
out = gBloatLog;
}
LOCK_TRACELOG();
bool wasLogging = gLogging;
gLogging = false; // turn off logging for this method
BloatEntry total("TOTAL", 0);
PL_HashTableEnumerateEntries(gBloatView, BloatEntry::TotalEntries, &total);
const char* msg;
if (type == NEW_STATS) {
if (gLogLeaksOnly)
msg = "NEW (incremental) LEAK STATISTICS";
else
msg = "NEW (incremental) LEAK AND BLOAT STATISTICS";
}
else {
if (gLogLeaksOnly)
msg = "ALL (cumulative) LEAK STATISTICS";
else
msg = "ALL (cumulative) LEAK AND BLOAT STATISTICS";
}
const bool leaked = total.PrintDumpHeader(out, msg, type);
nsTArray<BloatEntry*> entries;
PL_HashTableEnumerateEntries(gBloatView, BloatEntry::DumpEntry, &entries);
const uint32_t count = entries.Length();
if (!gLogLeaksOnly || leaked) {
// Sort the entries alphabetically by classname.
entries.Sort();
for (uint32_t i = 0; i < count; ++i) {
BloatEntry* entry = entries[i];
entry->Dump(i, out, type);
}
fprintf(out, "\n");
}
fprintf(out, "nsTraceRefcntImpl::DumpStatistics: %d entries\n", count);
if (gSerialNumbers) {
fprintf(out, "\nSerial Numbers of Leaked Objects:\n");
PL_HashTableEnumerateEntries(gSerialNumbers, DumpSerialNumbers, out);
}
gLogging = wasLogging;
UNLOCK_TRACELOG();
#endif
return NS_OK;
}