132 static bool isProfitableToOutline(const BlockSequence &Region,  in isProfitableToOutline()  argument
134   if (Region.size() > 1)  in isProfitableToOutline()
138   const BasicBlock &BB = *Region[0];  in isProfitableToOutline()
178   Function *extractColdRegion(const BlockSequence &Region, DominatorTree &DT,
236 Function *HotColdSplitting::extractColdRegion(const BlockSequence &Region,  in extractColdRegion()  argument
242   assert(!Region.empty());  in extractColdRegion()
245   CodeExtractor CE(Region, &DT, /* AggregateArgs */ false, /* BFI */ nullptr,  in extractColdRegion()
260   Function *OrigF = Region[0]->getParent();  in extractColdRegion()
279                                 &*Region[0]->begin())  in extractColdRegion()
288                                     &*Region[0]->begin())  in extractColdRegion()
290            << ore::NV("Block", Region.front());  in extractColdRegion()
502     auto Region = OutliningRegion::create(*BB, DT, PDT);  in outlineColdRegions()  local
503     if (Region.empty())  in outlineColdRegions()
506     if (Region.isEntireFunctionCold()) {  in outlineColdRegions()
516     bool RegionsOverlap = any_of(Region.blocks(), [&](const BlockTy &Block) {  in outlineColdRegions()
522     OutliningWorklist.emplace_back(std::move(Region));  in outlineColdRegions()
529     OutliningRegion Region = OutliningWorklist.pop_back_val();  in outlineColdRegions()  local
530     assert(!Region.empty() && "Empty outlining region in worklist");  in outlineColdRegions()
532       BlockSequence SubRegion = Region.takeSingleEntrySubRegion(DT);  in outlineColdRegions()
554     } while (!Region.empty());  in outlineColdRegions()