// Discover any defs/uses in this basic block.
SmallPtrSet<MachineInstr*, 8> DefUsesInMBB;
MachineRegisterInfo& MRI = MBB->getParent()->getRegInfo();
- for (MachineRegisterInfo::reg_iterator RI = MRI.reg_begin(SrcReg),
- RE = MRI.reg_end(); RI != RE; ++RI) {
- MachineInstr* DefUseMI = &*RI;
- if (DefUseMI->getParent() == MBB)
- DefUsesInMBB.insert(DefUseMI);
+ for (MachineInstr &RI : MRI.reg_instructions(SrcReg)) {
+ if (RI.getParent() == MBB)
+ DefUsesInMBB.insert(&RI);
}
MachineBasicBlock::iterator InsertPoint;