218 void RegionPass::preparePassManager(PMStack &PMS) {  in preparePassManager()  argument
221   while (!PMS.empty() &&  in preparePassManager()
222          PMS.top()->getPassManagerType() > PMT_RegionPassManager)  in preparePassManager()
223     PMS.pop();  in preparePassManager()
229   if (PMS.top()->getPassManagerType() == PMT_RegionPassManager &&  in preparePassManager()
230     !PMS.top()->preserveHigherLevelAnalysis(this))  in preparePassManager()
231     PMS.pop();  in preparePassManager()
235 void RegionPass::assignPassManager(PMStack &PMS,  in assignPassManager()  argument
238   while (!PMS.empty() &&  in assignPassManager()
239          PMS.top()->getPassManagerType() > PMT_RegionPassManager)  in assignPassManager()
240     PMS.pop();  in assignPassManager()
245   if (PMS.top()->getPassManagerType() == PMT_RegionPassManager)  in assignPassManager()
246     RGPM = (RGPassManager*)PMS.top();  in assignPassManager()
249     assert (!PMS.empty() && "Unable to create Region Pass Manager");  in assignPassManager()
250     PMDataManager *PMD = PMS.top();  in assignPassManager()
254     RGPM->populateInheritedAnalysis(PMS);  in assignPassManager()
265     PMS.push(RGPM);  in assignPassManager()