diff options
Diffstat (limited to 'llvm/lib/CodeGen/TargetInstrInfo.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/TargetInstrInfo.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/TargetInstrInfo.cpp b/llvm/lib/CodeGen/TargetInstrInfo.cpp index 9e49dddd46ba..0d7b128fc736 100644 --- a/llvm/lib/CodeGen/TargetInstrInfo.cpp +++ b/llvm/lib/CodeGen/TargetInstrInfo.cpp @@ -996,7 +996,7 @@ static bool canCombine(MachineBasicBlock &MBB, MachineOperand &MO, (MI->getOpcode() != CombineOpc && CombineOpc != 0)) return false; // Must only used by the user we combine with. - if (!MRI.hasOneNonDBGUse(MI->getOperand(0).getReg())) + if (!MRI.hasOneNonDBGUse(MO.getReg())) return false; return true; @@ -1456,11 +1456,13 @@ void TargetInstrInfo::reassociateOps( MIB1->clearFlag(MachineInstr::MIFlag::NoSWrap); MIB1->clearFlag(MachineInstr::MIFlag::NoUWrap); MIB1->clearFlag(MachineInstr::MIFlag::IsExact); + MIB1->clearFlag(MachineInstr::MIFlag::Disjoint); MIB2->setFlags(IntersectedFlags); MIB2->clearFlag(MachineInstr::MIFlag::NoSWrap); MIB2->clearFlag(MachineInstr::MIFlag::NoUWrap); MIB2->clearFlag(MachineInstr::MIFlag::IsExact); + MIB2->clearFlag(MachineInstr::MIFlag::Disjoint); setSpecialOperandAttr(Root, Prev, *MIB1, *MIB2); |