lib/CodeGen/MachineBasicBlock.cpp

698   MachineBasicBlock *NMBB = MF->CreateMachineBasicBlock();
699   MF->insert(llvm::next(MachineFunction::iterator(this)), NMBB);
702         << " -- BB#" << NMBB->getNumber()
708     LIS->insertMBBInMaps(NMBB);
710     Indexes->insertMBBInMaps(NMBB);
756   ReplaceUsesOfBlockWith(Succ, NMBB);
783   // Insert unconditional "jump Succ" instruction in NMBB if necessary.
784   NMBB->addSuccessor(Succ);
785   if (!NMBB->isLayoutSuccessor(Succ)) {
787     MF->getTarget().getInstrInfo()->InsertBranch(*NMBB, Succ, NULL, Cond, dl);
790       for (instr_iterator I = NMBB->instr_begin(), E = NMBB->instr_end();
792         // Some instructions may have been moved to NMBB by updateTerminator(),
801   // Fix PHI nodes in Succ so they refer to NMBB instead of this
807         i->getOperand(ni+1).setMBB(NMBB);
812     NMBB->addLiveIn(*I);
830     LV->addNewBlock(NMBB, this, Succ);
842       llvm::next(MachineFunction::iterator(NMBB)) == getParent()->end();
846     SlotIndex EndIndex = Indexes->getMBBEndIdx(NMBB);
848     // Find the registers used from NMBB in PHIs in Succ.
854         if (I->getOperand(ni+1).getMBB() == NMBB) {
903       if (PredBB == NMBB)
912     MachineDomTreeNode *NewDTNode = MDT->addNewBlock(NMBB, this);
927           // Both in the same loop, the NMBB joins loop.
928           DestLoop->addBasicBlockToLoop(NMBB, MLI->getBase());
931           TIL->addBasicBlockToLoop(NMBB, MLI->getBase());
934           DestLoop->addBasicBlockToLoop(NMBB, MLI->getBase());
943             P->addBasicBlockToLoop(NMBB, MLI->getBase());
948   return NMBB;