Lines Matching defs:Br

129   MachineInstr *Br = nullptr;
156   int64_t computeOffset(const MachineInstr *Br);
158   void replaceBranch(MachineBasicBlock &MBB, Iter Br, const DebugLoc &DL,
230 /// Iterate over list of Br's operands and search for a MachineBasicBlock
232 static MachineBasicBlock *getTargetMBB(const MachineInstr &Br) {
233   for (unsigned I = 0, E = Br.getDesc().getNumOperands(); I < E; ++I) {
234     const MachineOperand &MO = Br.getOperand(I);
310 int64_t MipsBranchExpansion::computeOffset(const MachineInstr *Br) {
312   int ThisMBB = Br->getParent()->getNumber();
313   int TargetMBB = getTargetMBB(*Br)->getNumber();
338 // Replace Br with a branch which has the opposite condition code and a
340 void MipsBranchExpansion::replaceBranch(MachineBasicBlock &MBB, Iter Br,
343   unsigned NewOpc = TII->getOppositeBranchOpc(Br->getOpcode());
346   MachineInstrBuilder MIB = BuildMI(MBB, Br, DL, NewDesc);
348   for (unsigned I = 0, E = Br->getDesc().getNumOperands(); I < E; ++I) {
349     MachineOperand &MO = Br->getOperand(I);
358       if (!TII->isBranchWithImm(Br->getOpcode()))
370   if (Br->hasDelaySlot()) {
373     assert(Br->isBundledWithSucc());
374     MachineBasicBlock::instr_iterator II = Br.getInstrIterator();
377   Br->eraseFromParent();
416   MachineBasicBlock *MBB = I.Br->getParent(), *TgtMBB = getTargetMBB(*I.Br);
417   DebugLoc DL = I.Br->getDebugLoc();
724   if (I.Br->isUnconditionalBranch()) {
726     assert(I.Br->getDesc().getNumOperands() == 1);
727     I.Br->removeOperand(0);
728     I.Br->addOperand(MachineOperand::CreateMBB(LongBrMBB));
731     replaceBranch(*MBB, I.Br, DL, &*FallThroughMBB);
897       ReverseIter Br = getNonDebugInstr(MBB->rbegin(), End);
899       if ((Br != End) && Br->isBranch() && !Br->isIndirectBranch() &&
900           (Br->isConditionalBranch() ||
901            (Br->isUnconditionalBranch() && IsPIC))) {
902         int64_t Offset = computeOffset(&*Br);
913             !TII->isBranchOffsetInRange(Br->getOpcode(), Offset)) {
915           MBBInfos[I].Br = &*Br;
927       if (!I->Br)