318 void LoopPass::preparePassManager(PMStack &PMS) {  in preparePassManager()  argument
321   while (!PMS.empty() &&  in preparePassManager()
322          PMS.top()->getPassManagerType() > PMT_LoopPassManager)  in preparePassManager()
323     PMS.pop();  in preparePassManager()
328   if (PMS.top()->getPassManagerType() == PMT_LoopPassManager &&  in preparePassManager()
329       !PMS.top()->preserveHigherLevelAnalysis(this))  in preparePassManager()
330     PMS.pop();  in preparePassManager()
334 void LoopPass::assignPassManager(PMStack &PMS,  in assignPassManager()  argument
337   while (!PMS.empty() &&  in assignPassManager()
338          PMS.top()->getPassManagerType() > PMT_LoopPassManager)  in assignPassManager()
339     PMS.pop();  in assignPassManager()
342   if (PMS.top()->getPassManagerType() == PMT_LoopPassManager)  in assignPassManager()
343     LPPM = (LPPassManager*)PMS.top();  in assignPassManager()
346     assert (!PMS.empty() && "Unable to create Loop Pass Manager");  in assignPassManager()
347     PMDataManager *PMD = PMS.top();  in assignPassManager()
351     LPPM->populateInheritedAnalysis(PMS);  in assignPassManager()
363     PMS.push(LPPM);  in assignPassManager()