316 void LoopPass::preparePassManager(PMStack &PMS) {  in preparePassManager()  argument
319   while (!PMS.empty() &&  in preparePassManager()
320          PMS.top()->getPassManagerType() > PMT_LoopPassManager)  in preparePassManager()
321     PMS.pop();  in preparePassManager()
326   if (PMS.top()->getPassManagerType() == PMT_LoopPassManager &&  in preparePassManager()
327       !PMS.top()->preserveHigherLevelAnalysis(this))  in preparePassManager()
328     PMS.pop();  in preparePassManager()
332 void LoopPass::assignPassManager(PMStack &PMS,  in assignPassManager()  argument
335   while (!PMS.empty() &&  in assignPassManager()
336          PMS.top()->getPassManagerType() > PMT_LoopPassManager)  in assignPassManager()
337     PMS.pop();  in assignPassManager()
340   if (PMS.top()->getPassManagerType() == PMT_LoopPassManager)  in assignPassManager()
341     LPPM = (LPPassManager*)PMS.top();  in assignPassManager()
344     assert (!PMS.empty() && "Unable to create Loop Pass Manager");  in assignPassManager()
345     PMDataManager *PMD = PMS.top();  in assignPassManager()
349     LPPM->populateInheritedAnalysis(PMS);  in assignPassManager()
361     PMS.push(LPPM);  in assignPassManager()