diff options
Diffstat (limited to 'llvm/lib/Target/ARM/ARMInstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrInfo.cpp | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrInfo.cpp b/llvm/lib/Target/ARM/ARMInstrInfo.cpp index 61e4f26a16a..95e4000fb40 100644 --- a/llvm/lib/Target/ARM/ARMInstrInfo.cpp +++ b/llvm/lib/Target/ARM/ARMInstrInfo.cpp @@ -677,30 +677,35 @@ MachineInstr *ARMInstrInfo::foldMemoryOperand(MachineFunction &MF, unsigned PredReg = MI->getOperand(3).getReg(); if (OpNum == 0) { // move -> store unsigned SrcReg = MI->getOperand(1).getReg(); - NewMI = BuildMI(get(ARM::STR)).addReg(SrcReg).addFrameIndex(FI) - .addReg(0).addImm(0).addImm(Pred).addReg(PredReg); + bool isKill = MI->getOperand(1).isKill(); + NewMI = BuildMI(get(ARM::STR)).addReg(SrcReg, false, false, isKill) + .addFrameIndex(FI).addReg(0).addImm(0).addImm(Pred).addReg(PredReg); } else { // move -> load unsigned DstReg = MI->getOperand(0).getReg(); - NewMI = BuildMI(get(ARM::LDR), DstReg).addFrameIndex(FI).addReg(0) - .addImm(0).addImm(Pred).addReg(PredReg); + bool isDead = MI->getOperand(0).isDead(); + NewMI = BuildMI(get(ARM::LDR)).addReg(DstReg, true, false, false, isDead) + .addFrameIndex(FI).addReg(0).addImm(0).addImm(Pred).addReg(PredReg); } break; } case ARM::tMOVr: { if (OpNum == 0) { // move -> store unsigned SrcReg = MI->getOperand(1).getReg(); + bool isKill = MI->getOperand(1).isKill(); if (RI.isPhysicalRegister(SrcReg) && !RI.isLowRegister(SrcReg)) // tSpill cannot take a high register operand. break; - NewMI = BuildMI(get(ARM::tSpill)).addReg(SrcReg).addFrameIndex(FI) - .addImm(0); + NewMI = BuildMI(get(ARM::tSpill)).addReg(SrcReg, false, false, isKill) + .addFrameIndex(FI).addImm(0); } else { // move -> load unsigned DstReg = MI->getOperand(0).getReg(); if (RI.isPhysicalRegister(DstReg) && !RI.isLowRegister(DstReg)) // tRestore cannot target a high register operand. break; - NewMI = BuildMI(get(ARM::tRestore), DstReg).addFrameIndex(FI) - .addImm(0); + bool isDead = MI->getOperand(0).isDead(); + NewMI = BuildMI(get(ARM::tRestore)) + .addReg(DstReg, true, false, false, isDead) + .addFrameIndex(FI).addImm(0); } break; } @@ -723,19 +728,19 @@ MachineInstr *ARMInstrInfo::foldMemoryOperand(MachineFunction &MF, unsigned PredReg = MI->getOperand(3).getReg(); if (OpNum == 0) { // move -> store unsigned SrcReg = MI->getOperand(1).getReg(); - NewMI = BuildMI(get(ARM::FSTD)).addReg(SrcReg).addFrameIndex(FI) - .addImm(0).addImm(Pred).addReg(PredReg); + bool isKill = MI->getOperand(1).isKill(); + NewMI = BuildMI(get(ARM::FSTD)).addReg(SrcReg, false, false, isKill) + .addFrameIndex(FI).addImm(0).addImm(Pred).addReg(PredReg); } else { // move -> load unsigned DstReg = MI->getOperand(0).getReg(); - NewMI = BuildMI(get(ARM::FLDD), DstReg).addFrameIndex(FI) - .addImm(0).addImm(Pred).addReg(PredReg); + bool isDead = MI->getOperand(0).isDead(); + NewMI = BuildMI(get(ARM::FLDD)).addReg(DstReg, true, false, false, isDead) + .addFrameIndex(FI).addImm(0).addImm(Pred).addReg(PredReg); } break; } } - if (NewMI) - NewMI->copyKillDeadInfo(MI); return NewMI; } |
