364   BasicBlock *Header = L->getHeader();  in InsertPreheaderForLoop()  local
368   for (pred_iterator PI = pred_begin(Header), PE = pred_end(Header);  in InsertPreheaderForLoop()
384   if (!Header->isLandingPad()) {  in InsertPreheaderForLoop()
385     PreheaderBB = SplitBlockPredecessors(Header, OutsideBlocks, ".preheader",  in InsertPreheaderForLoop()
389     SplitLandingPadPredecessors(Header, OutsideBlocks, ".preheader",  in InsertPreheaderForLoop()
395                                       Header->getFirstNonPHI()->getDebugLoc());  in InsertPreheaderForLoop()
573   BasicBlock *Header = L->getHeader();  in SeparateNestedLoop()  local
575     SplitBlockPredecessors(Header, OuterLoopPreds,  ".outer", this);  in SeparateNestedLoop()
602   L->moveToHeader(Header);  in SeparateNestedLoop()
607   for (pred_iterator PI=pred_begin(Header), E = pred_end(Header); PI!=E; ++PI) {  in SeparateNestedLoop()
609     if (DT->dominates(Header, P))  in SeparateNestedLoop()
610       AddBlockAndPredsToSet(P, Header, BlocksInL);  in SeparateNestedLoop()
650   BasicBlock *Header = L->getHeader();  in InsertUniqueBackedgeBlock()  local
651   Function *F = Header->getParent();  in InsertUniqueBackedgeBlock()
658   assert(!Header->isLandingPad() && "Can't insert backedge to landing pad");  in InsertUniqueBackedgeBlock()
662   for (pred_iterator I = pred_begin(Header), E = pred_end(Header); I != E; ++I){  in InsertUniqueBackedgeBlock()
673   BasicBlock *BEBlock = BasicBlock::Create(Header->getContext(),  in InsertUniqueBackedgeBlock()
674                                            Header->getName()+".backedge", F);  in InsertUniqueBackedgeBlock()
675   BranchInst *BETerminator = BranchInst::Create(Header, BEBlock);  in InsertUniqueBackedgeBlock()
686   for (BasicBlock::iterator I = Header->begin(); isa<PHINode>(I); ++I) {  in InsertUniqueBackedgeBlock()
741       if (TI->getSuccessor(Op) == Header)  in InsertUniqueBackedgeBlock()