Switch a number of loops in lib/CodeGen over to range-based for-loops, now that
the MachineRegisterInfo iterators are compatible with it.
llvm-svn: 204075
diff --git a/llvm/lib/CodeGen/PHIElimination.cpp b/llvm/lib/CodeGen/PHIElimination.cpp
index cff8031..0e9df58 100644
--- a/llvm/lib/CodeGen/PHIElimination.cpp
+++ b/llvm/lib/CodeGen/PHIElimination.cpp
@@ -198,10 +198,8 @@
/// This includes registers with no defs.
static bool isImplicitlyDefined(unsigned VirtReg,
const MachineRegisterInfo *MRI) {
- for (MachineRegisterInfo::def_instr_iterator
- DI = MRI->def_instr_begin(VirtReg), DE = MRI->def_instr_end();
- DI != DE; ++DI)
- if (!DI->isImplicitDef())
+ for (MachineInstr &DI : MRI->def_instructions(VirtReg))
+ if (!DI.isImplicitDef())
return false;
return true;
}