9 // present in all the successor of a basic block (BB) to the end of BB.
61   bool analyzeCopy(MachineBasicBlock *BB);
97   // that are present in all the successors of BB to BB.  in runOnMachineFunction()
99   for (MachineBasicBlock *BB : post_order(&Fn)) {  in runOnMachineFunction()
100     if (!BB->empty()) {  in runOnMachineFunction()
101       if (BB->pred_size() != 1)  in runOnMachineFunction()
103       auto &BBCopyInst = CopyMIList[BB->getNumber()];  in runOnMachineFunction()
105         Changed |= analyzeCopy(*BB->pred_begin());  in runOnMachineFunction()
122   for (MachineBasicBlock &BB : *MFN) {  in collectCopyInst()
124     auto &BBCopyInst = CopyMIList[BB.getNumber()];  in collectCopyInst()
125     LLVM_DEBUG(dbgs() << "Visiting BB#" << BB.getNumber() << ":\n");  in collectCopyInst()
128     for (MachineInstr &MI : BB) {  in collectCopyInst()
159 // Look at the COPY instructions of all the successors of BB. If the same
161 // pull it into BB.
163 bool HexagonCopyHoisting::analyzeCopy(MachineBasicBlock *BB) {  in analyzeCopy()  argument
166   if (BB->succ_size() < 2)  in analyzeCopy()
169   for (MachineBasicBlock *SB : BB->successors()) {  in analyzeCopy()
174   MachineBasicBlock *SBB1 = *BB->succ_begin();  in analyzeCopy()
181     for (MachineBasicBlock *SuccBB : BB->successors()) {  in analyzeCopy()
199       LLVM_DEBUG(dbgs() << "\t\t Moving instr to BB#" << BB->getNumber() << ": "  in analyzeCopy()
201       moveCopyInstr(BB, Key, MI);  in analyzeCopy()
202       // Add my into BB copyMI list.  in analyzeCopy()
208   auto &BBCopyInst = CopyMIList[BB->getNumber()];  in analyzeCopy()
224   MachineBasicBlock *BB = CandMI->getParent();  in isSafetoMove()  local
225   // There should not be a def/use of DefR between the start of BB and CandMI.  in isSafetoMove()
227   for (MII = BB->begin(), MIE = CandMI; MII != MIE; ++MII) {  in isSafetoMove()
233   // There should not be a def of UseR between the start of BB and CandMI.  in isSafetoMove()
234   for (MII = BB->begin(), MIE = CandMI; MII != MIE; ++MII) {  in isSafetoMove()