diff options
| -rw-r--r-- | lib/CodeGen/StrongPHIElimination.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/CodeGen/StrongPHIElimination.cpp b/lib/CodeGen/StrongPHIElimination.cpp index c1a76a6193..f84fdbe5bc 100644 --- a/lib/CodeGen/StrongPHIElimination.cpp +++ b/lib/CodeGen/StrongPHIElimination.cpp @@ -471,10 +471,9 @@ StrongPHIElimination::SplitInterferencesForBasicBlock( DenseMap<unsigned, unsigned>& ImmediateDominatingParent) { for (MachineBasicBlock::iterator BBI = MBB.begin(), BBE = MBB.end(); BBI != BBE; ++BBI) { - for (unsigned i = 0, e = BBI->getNumOperands(); i != e; ++i) { - MachineOperand& MO = BBI->getOperand(i); - if (!MO.isReg() || !MO.isDef()) - continue; + for (MachineInstr::const_mop_iterator I = BBI->operands_begin(), + E = BBI->operands_end(); I != E && I->isReg() && I->isDef(); ++I) { + const MachineOperand& MO = *I; unsigned DestReg = MO.getReg(); if (!DestReg || !TargetRegisterInfo::isVirtualRegister(DestReg)) |