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