diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCInstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrInfo.cpp | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp index 778f0349d10..0aafe22a84b 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp +++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp @@ -691,16 +691,21 @@ MachineInstr *PPCInstrInfo::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(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STW)) - .addReg(InReg, getKillRegState(isKill)), + .addReg(InReg, + getKillRegState(isKill) | + getUndefRegState(isUndef)), FrameIndex); } else { // move -> load unsigned OutReg = MI->getOperand(0).getReg(); bool isDead = MI->getOperand(0).isDead(); + bool isUndef = MI->getOperand(0).isUndef(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LWZ)) .addReg(OutReg, RegState::Define | - getDeadRegState(isDead)), + getDeadRegState(isDead) | + getUndefRegState(isUndef)), FrameIndex); } } else if ((Opc == PPC::OR8 && @@ -708,48 +713,63 @@ MachineInstr *PPCInstrInfo::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(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STD)) - .addReg(InReg, getKillRegState(isKill)), + .addReg(InReg, + getKillRegState(isKill) | + getUndefRegState(isUndef)), FrameIndex); } else { // move -> load unsigned OutReg = MI->getOperand(0).getReg(); bool isDead = MI->getOperand(0).isDead(); + bool isUndef = MI->getOperand(0).isUndef(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LD)) .addReg(OutReg, RegState::Define | - getDeadRegState(isDead)), + getDeadRegState(isDead) | + getUndefRegState(isUndef)), FrameIndex); } } else if (Opc == PPC::FMRD) { if (OpNum == 0) { // move -> store unsigned InReg = MI->getOperand(1).getReg(); bool isKill = MI->getOperand(1).isKill(); + bool isUndef = MI->getOperand(1).isUndef(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STFD)) - .addReg(InReg, getKillRegState(isKill)), + .addReg(InReg, + getKillRegState(isKill) | + getUndefRegState(isUndef)), FrameIndex); } else { // move -> load unsigned OutReg = MI->getOperand(0).getReg(); bool isDead = MI->getOperand(0).isDead(); + bool isUndef = MI->getOperand(0).isUndef(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LFD)) .addReg(OutReg, RegState::Define | - getDeadRegState(isDead)), + getDeadRegState(isDead) | + getUndefRegState(isUndef)), FrameIndex); } } else if (Opc == PPC::FMRS) { if (OpNum == 0) { // move -> store unsigned InReg = MI->getOperand(1).getReg(); bool isKill = MI->getOperand(1).isKill(); + bool isUndef = MI->getOperand(1).isUndef(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STFS)) - .addReg(InReg, getKillRegState(isKill)), + .addReg(InReg, + getKillRegState(isKill) | + getUndefRegState(isUndef)), FrameIndex); } else { // move -> load unsigned OutReg = MI->getOperand(0).getReg(); bool isDead = MI->getOperand(0).isDead(); + bool isUndef = MI->getOperand(0).isUndef(); NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LFS)) .addReg(OutReg, RegState::Define | - getDeadRegState(isDead)), + getDeadRegState(isDead) | + getUndefRegState(isUndef)), FrameIndex); } } |
