101 static bool StepOverPredicatedInstrs(MachineBasicBlock::instr_iterator &Iter,  in StepOverPredicatedInstrs()  argument
109   while (Iter != EndIter) {  in StepOverPredicatedInstrs()
110     if (Iter->isDebugInstr()) {  in StepOverPredicatedInstrs()
112       ++Iter;  in StepOverPredicatedInstrs()
116     NextPred = getVPTInstrPredicate(*Iter, PredReg);  in StepOverPredicatedInstrs()
122     ++Iter;  in StepOverPredicatedInstrs()
127          (NextPred == ARMVCC::None || Iter == EndIter);  in StepOverPredicatedInstrs()
132 static bool IsVPRDefinedOrKilledByBlock(MachineBasicBlock::iterator Iter,  in IsVPRDefinedOrKilledByBlock()  argument
134   for (; Iter != End; ++Iter)  in IsVPRDefinedOrKilledByBlock()
135     if (Iter->definesRegister(ARM::VPR) || Iter->killsRegister(ARM::VPR))  in IsVPRDefinedOrKilledByBlock()
163 CreateVPTBlock(MachineBasicBlock::instr_iterator &Iter,  in CreateVPTBlock()  argument
166   MachineBasicBlock::instr_iterator BlockBeg = Iter;  in CreateVPTBlock()
168   assert(getVPTInstrPredicate(*Iter) == ARMVCC::Then &&  in CreateVPTBlock()
171   LLVM_DEBUG(dbgs() << "VPT block created for: "; Iter->dump());  in CreateVPTBlock()
174   StepOverPredicatedInstrs(Iter, EndIter, 4, BlockSize);  in CreateVPTBlock()
178                   AddedInstIter != Iter; ++AddedInstIter) {  in CreateVPTBlock()
191   while (BlockSize < 4 && Iter != EndIter &&  in CreateVPTBlock()
192          Iter->getOpcode() == ARM::MVE_VPNOT) {  in CreateVPTBlock()
197     MachineBasicBlock::instr_iterator VPNOTBlockEndIter = std::next(Iter);  in CreateVPTBlock()
205     if (!IsVPRDefinedOrKilledByBlock(Iter, VPNOTBlockEndIter))  in CreateVPTBlock()
208     LLVM_DEBUG(dbgs() << "  removing VPNOT: "; Iter->dump());  in CreateVPTBlock()
215     DeadInstructions.push_back(&*Iter);  in CreateVPTBlock()
216     ++Iter;  in CreateVPTBlock()
221     for (; Iter != VPNOTBlockEndIter; ++Iter) {  in CreateVPTBlock()
222       if (Iter->isDebugInstr())  in CreateVPTBlock()
226       int OpIdx = findFirstVPTPredOperandIdx(*Iter);  in CreateVPTBlock()
230       Iter->getOperand(OpIdx).setImm(CurrentPredicate);  in CreateVPTBlock()
233       LLVM_DEBUG(dbgs() << "  adding : "; Iter->dump());  in CreateVPTBlock()