/** Is called by DoOneTimeInitializations and ITT_DoOneTimeInitialization in
a protected (one-time) manner. Not to be invoked directly. **/
bool InitializeITT() {
bool result = false;
// Check if we are running under a performance or correctness tool
bool t_checker = GetBoolEnvironmentVariable("KMP_FOR_TCHECK");
bool t_profiler = GetBoolEnvironmentVariable("KMP_FOR_TPROFILE");
__TBB_ASSERT(!(t_checker&&t_profiler), NULL);
if ( t_checker || t_profiler ) {
// Yes, we are in the tool mode. Try to load libittnotify library.
result = FillDynamicLinks( LIBITTNOTIFY_NAME, ITT_HandlerTable, ITT_HandlerTable_size, 4 );
}
if (result){
if ( t_checker ) {
current_tool = ITC;
} else if ( t_profiler ) {
current_tool = ITP;
}
} else {
// Clear away the proxy (dummy) handlers
for (int i = 0; i < ITT_HandlerTable_size; i++)
*ITT_HandlerTable[i].handler = NULL;
current_tool = NONE;
}
PrintExtraVersionInfo( "ITT", result?"yes":"no" );
return result;
}
/** Caller is responsible for ensuring this routine is called exactly once. */
void MallocInitializeITT() {
bool success = false;
// Check if we are running under control of VTune.
if( GetBoolEnvironmentVariable("KMP_FOR_TCHECK") || GetBoolEnvironmentVariable("KMP_FOR_TPROFILE") ) {
// Yes, we are under control of VTune. Check for libittnotify library.
success = FillDynamicLinks( LIBITTNOTIFY_NAME, ITT_HandlerTable, 5 );
}
if (!success){
for (int i = 0; i < 5; i++)
*ITT_HandlerTable[i].handler = NULL;
}
}
