Target/ARM/ARMConstantIslandPass.cpp

282     void updateForInsertedWaterBlock(MachineBasicBlock *NewBB);
851 void ARMConstantIslands::updateForInsertedWaterBlock(MachineBasicBlock *NewBB) {
853   NewBB->getParent()->RenumberBlocks(NewBB);
857   BBInfo.insert(BBInfo.begin() + NewBB->getNumber(), BasicBlockInfo());
862     std::lower_bound(WaterList.begin(), WaterList.end(), NewBB,
864   WaterList.insert(IP, NewBB);
875   MachineBasicBlock *NewBB =
878   MF->insert(MBBI, NewBB);
880   // Splice the instructions starting with MI over to NewBB.
881   NewBB->splice(NewBB->end(), OrigBB, MI, OrigBB->end());
883   // Add an unconditional branch from OrigBB to NewBB.
889     BuildMI(OrigBB, DebugLoc(), TII->get(Opc)).addMBB(NewBB);
891     BuildMI(OrigBB, DebugLoc(), TII->get(Opc)).addMBB(NewBB)
895   // Update the CFG.  All succs of OrigBB are now succs of NewBB.
896   NewBB->transferSuccessors(OrigBB);
898   // OrigBB branches to NewBB.
899   OrigBB->addSuccessor(NewBB);
903   // the Water goes after OrigBB, not NewBB.
904   MF->RenumberBlocks(NewBB);
908   BBInfo.insert(BBInfo.begin() + NewBB->getNumber(), BasicBlockInfo());
913   // unconditional branch - in that case we want to insert NewBB).
919     WaterList.insert(llvm::next(IP), NewBB);
933   computeBlockSize(NewBB);
938   return NewBB;
1997         MachineBasicBlock *NewBB =
1999         if (NewBB)
2000           MJTI->ReplaceMBBInJumpTable(JTI, JTBBs[j], NewBB);
2039   MachineBasicBlock *NewBB =
2042   MF->insert(MBBI, NewBB);
2044   // Add an unconditional branch from NewBB to BB.
2048   BuildMI(NewBB, DebugLoc(), TII->get(ARM::t2B)).addMBB(BB)
2052   MF->RenumberBlocks(NewBB);
2055   NewBB->addSuccessor(BB);
2057   JTBB->addSuccessor(NewBB);
2060   return NewBB;