diff options
Diffstat (limited to 'lib/Target/CellSPU/SPUInstrInfo.cpp')
| -rw-r--r-- | lib/Target/CellSPU/SPUInstrInfo.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/Target/CellSPU/SPUInstrInfo.cpp b/lib/Target/CellSPU/SPUInstrInfo.cpp index 4af995a..e629c8d 100644 --- a/lib/Target/CellSPU/SPUInstrInfo.cpp +++ b/lib/Target/CellSPU/SPUInstrInfo.cpp @@ -491,19 +491,22 @@ SPUInstrInfo::foldMemoryOperandImpl(MachineFunction &MF, if (OpNum == 0) { // move -> store unsigned InReg = MI->getOperand(1).getReg(); bool isKill = MI->getOperand(1).isKill(); + bool isUndef = MI->getOperand(1).isUndef(); if (FrameIndex < SPUFrameInfo::maxFrameOffset()) { MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(SPU::STQDr32)); - MIB.addReg(InReg, getKillRegState(isKill)); + MIB.addReg(InReg, getKillRegState(isKill) | getUndefRegState(isUndef)); NewMI = addFrameReference(MIB, FrameIndex); } } else { // move -> load unsigned OutReg = MI->getOperand(0).getReg(); bool isDead = MI->getOperand(0).isDead(); + bool isUndef = MI->getOperand(0).isUndef(); MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc)); - MIB.addReg(OutReg, RegState::Define | getDeadRegState(isDead)); + MIB.addReg(OutReg, RegState::Define | getDeadRegState(isDead) | + getUndefRegState(isUndef)); Opc = (FrameIndex < SPUFrameInfo::maxFrameOffset()) ? SPU::STQDr32 : SPU::STQXr32; NewMI = addFrameReference(MIB, FrameIndex); |
